1 2007-05-13 Revital Eres <eres@il.ibm.com>
3 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
4 which walks virtual def-use chains to find redundant stores.
5 (dse_optimize_stmt): Call it.
7 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
9 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
10 * passes.c (init_optimization_passes): Move pass_jump_bypass
13 * basic-block.h (bb_has_eh_pred): Fix style issue.
15 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
17 PR rtl-optimization/31848
18 * loop-invariant.c (move_invariant_reg): If we move an insn
19 with a REG_EQUAL note, and that insn is not always executed,
20 remove the REG_EQUAL note.
22 2007-05-12 Richard Guenther <rguenther@suse.de>
24 PR tree-optimization/31797
25 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
26 propagate into a stmt that has volatile ops.
28 2007-05-12 Richard Sandiford <richard@codesourcery.com>
30 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
31 (gcc_tooldir): Likewise.
32 * configure: Regenerate.
33 * Makefile.in (libsubdir_to_prefix): New variable, based on the
34 old configure.ac gcc_tooldir setting.
35 (prefix_to_exec_prefix): New variable.
36 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
37 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
39 2007-05-11 Silvius Rus <rus@google.com>
41 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
42 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
43 * c-common.h (strict_aliasing_warning): Change return type.
44 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
45 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
46 (build_c_cast): Condition call to strict_aliasing_warning.
47 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
48 * flags.h (set_Wstrict_aliasing): Declare.
49 * opts.c (set_Wstrict_alising): Define, add call to.
50 * tree-flow.h (strict_aliasing_warning_backend): Declare.
51 * tree-ssa-alias-warnings.c: New file.
52 * tree-ssa-alias.c (compute_may_aliases): Add call to
53 strict_aliasing_warning_backend.
55 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
57 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
58 Use loop_depth and loop_outer accessor functions.
59 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
60 determine_invariantness_stmt, move_computations_stmt): Ditto.
61 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
62 add_loop, loopify, unloop, fix_loop_structure): Ditto.
63 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
64 * tree-scalar-evolution.c (interpret_loop_phi,
65 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
66 instantiate_parameters_1, scev_const_prop): Ditto.
67 * cfghooks.c (make_forwarder_block): Ditto.
68 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
69 * modulo-sched.c (loop_canon_p): Ditto.
70 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
71 slpeel_can_duplicate_loop_p): Ditto.
72 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
73 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
74 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
75 cancel_loop, verify_loop_structure): Ditto.
76 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
77 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
78 superloops vector instead of "pred" array.
79 (establish_preds): Take father loop as an argument. Initialize the
81 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
82 initialize loop->outer.
83 (flow_loop_tree_node_remove): Truncate the superloops vector.
84 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
85 "pred" merged to "superloops" vector.
86 (loop_depth, loop_outer): New.
87 (fel_init): Use loop_outer.
89 2007-05-11 Jan Hubicka <jh@suse.cz>
91 * cgraphunit.c: Include gt-cgraphunit.h
92 (static_ctors, static_dtors): New static vars.
93 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
94 based on implementation in c-common.c
95 (cgraph_finalize_function): Call record_cdtor_fn.
96 (cgraph_optimize): Call cgraph_build_cdtor_fns.
97 * decl.c (finish_function): Do not call c_record_cdtor_fn.
98 (c_write_global_declarations): Do not call c_build_cdtor_fns.
99 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
100 build_cdtor, c_build_cdtor_fns): Remove.
101 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
102 c_build_cdtor_fns): Remove prototype.
104 2007-05-11 Paolo Carlini <pcarlini@suse.de>
107 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
108 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
109 * builtins.c (fold_builtin_memchr): New.
110 (expand_builtin_memchr): Call the latter.
111 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
112 * doc/extend.texi ([Other built-in functions provided by GCC]):
115 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
117 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
118 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
119 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
120 PFPO_OP1_TYPE_SHIFT): Constants added.
121 (DFP_ALL): Mode macro defined.
122 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
123 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
124 Insn definitions added.
125 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
126 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
129 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
131 PR tree-optimization/31885
132 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
134 (automatically_generated_chrec_p): Return false for NULL.
136 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
138 * config/bfin/bfin.h (MOVE_RATIO): Define.
140 2007-05-10 Richard Sandiford <richard@codesourcery.com>
142 * config.gcc (sparc-wrs-vxworks): New target.
143 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
144 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
145 * config/sparc/sparc.h: Include vxworks-dummy.h.
146 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
147 include LABEL_REFs too.
148 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
149 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
151 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
153 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
154 (sparc_emit_call_insn): New function.
155 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
156 functions when generating VxWorks PIC.
157 * config/sparc/sparc.md (vxworks_load_got): New pattern.
158 (call, call_value): Use sparc_emit_call_insn instead of
161 2007-05-09 Bob Wilson <bob.wilson@acm.org>
163 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
165 2007-05-09 Bob Wilson <bob.wilson@acm.org>
167 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
168 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
169 instead of operand_subword.
171 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
173 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
174 * config/bfin/bfin.c (bfin_local_alignment): New function.
175 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
177 2007-05-08 Chao-ying Fu <fu@mips.com>
179 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
180 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
181 (smsub_widen_optab, umsub_widen_optab): Define.
182 * optabs.c (init_optabs): Initialize smsub_widen_optab and
184 * genopinit.c (optabs): Fill in smsub_widen_optab and
186 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
187 and umsub_widen_optab to implement multiply-subtract sequences.
188 * config/mips/mips.md (*msac<u>_di): Rename to...
189 (<u>msubsidi4): ...this. Extend condition to include
190 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
191 of operand 0 to "ka" and use the three-operand form of msub<u>
193 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
196 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
198 PR rtl-optimization/28011
199 * reload.c (push_reload): Set dont_share if IN appears in OUT
200 also when IN is a PLUS rtx.
201 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
204 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
206 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
207 call unshare_all_decls.
208 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
209 (unshare_all_decls): Remove.
211 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
214 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
217 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
218 Nigel Stephens <nigel@mips.com>
220 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
221 Update comments and all uses.
222 (MIN_FPRS_PER_FMT): Define.
223 * config/mips/mips.c (function_arg): Fix to correctly handle
224 the -mips32r2 -mfp64 -mabi=32 case.
225 (override_options): Enable use of odd-numbered registers for
226 SFmode values on MIPS32.
227 (mips_save_reg_p): Save whole floating-point register pair if
229 (compute_frame_size): Fix comment.
231 2007-05-08 Jie Zhang <jie.zhang@analog.com>
233 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
234 argument of type bool.
235 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
236 argument. Safely select temporary P register according to it.
237 (do_link): Change call site of add_to_reg accordingly.
238 (do_unlink): Add epilogue_p as a fourth argument and pass it
240 (expand_interrupt_handler_epilogue): Change call of do_unlink
242 (bfin_expand_prologue): Add a third argument sibcall_p.
243 * config/bfin/bfin.md (epilogue): Change call of
244 bfin_expand_epilogue accordingly.
245 (sibcall_epilogue): Likewise.
246 (eh_return_internal): Likewise.
248 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
249 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
250 * config/bfin/bfin.c (bfin_handle_option): Handle
251 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
252 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
253 Support bf534, bf536 and bf561.
254 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
256 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
259 * config/i386/i386.c (ix86_function_regparm): Process local
260 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
262 2007-05-07 Mike Stump <mrs@apple.com>
264 * doc/invoke.texi (Warning Options): Document that -Wempty-body
265 also checks for and while statements in C++.
267 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
269 * gcc.c (at_file_supplied): New variable.
270 (main): Set it if we expanded argv.
271 (do_spec_1): Pass an @-file to the linker if we were called with
272 an @-file argument and HAVE_GNU_LD.
273 * collect2.c (at_file_supplied): New variable.
274 (response_file): New variable.
275 (collect_exit): Unlink response_file if necessary.
278 (main): Set at_file_supplied if we expanded argv.
279 (collect_execute): Pass an @-file to subprocesses if we were called
280 with an @-file argument.
281 * configure.ac: Add define for HAVE_GNU_LD.
282 * configure: Regenerate.
283 * config.in: Regenerate.
285 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
287 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
293 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
295 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
296 (TARGET_ENCODE_SECTION_INFO): Re-define.
297 (m32c_encode_section_info): New
298 (function_vector_handler): New
299 (current_function_special_page_vector): New
300 (m32c_special_page_vector_p): New.
301 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
303 * config/m32c/jump.md: Added instruction JSRS for functions
304 with attribute "function_vector".
305 * doc/extend.texi (function_vector): Added description
306 for M16C, M32C targets.
308 2007-05-07 DJ Delorie <dj@redhat.com>
311 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
312 ashrpsi3, lshrpsi3): Update shift count constraint.
314 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
315 Nathan Froyd <froydnj@codesourcery.com>
318 * c-incpath.c (add_path): Strip trailing path separators.
320 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
322 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
323 Free dominance info before purging EH edges.
324 (eliminate_degenerate_phis): Likewise.
325 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
327 2007-05-07 Jan Hubicka <jh@suse.cz>
329 * gimplify.c (gimplify_expr): Do not crash when folding
332 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
335 * c-opts.c (lang_fortran): Make it non static.
336 * c-common.h (lang_fortran): New prototype.
337 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
338 -lang-fortran option was passed by the driver.
340 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
342 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
343 of ASSERT_CHECKING. Tweak message.
345 2007-05-06 Revital Eres <eres@il.ibm.com>
348 * loop-unroll.c (insert_var_expansion_initialization):
349 Initialize the expansions with -zero instead of +zero.
351 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
353 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
354 into pic and non-pic versions. Mark r19 as used for
355 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
356 for tgd_load, tld_load and tie_load .
357 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
358 version of tgd_load, tld_load and tie_load depending on the
361 2007-05-04 Ulrich Drepper <drepper@redhat.com>
362 Jakub Jelinek <jakub@redhat.com>
364 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
365 (__do_global_dtors_aux): Use more paranoid loop to run
366 destructors if HIDDEN_DTOR_LIST_END.
367 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
369 2007-05-04 Jakub Jelinek <jakub@redhat.com>
371 * varasm.c (align_variable): Don't increase alignment for
372 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
373 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
375 2007-05-04 Josh Conner <jconner@apple.com>
377 * basic-block.h (cdi_direction): Assign values to all enumeration
379 (dom_computed): Remove.
380 (dom_info_state): New.
381 (set_dom_info_availability): New.
382 * tree-ssa-loop-im.c (determine_invariantness): Initialize
383 walk_data.dom_direction.
384 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
385 instead of dom_computed[].
386 (split_edge): Likewise.
387 (create_basic_block): Likewise.
388 (merge_blocks): Likewise.
389 * ifcvt.c (find_if_header): Likewise.
390 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
391 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
392 * tree-ssa.c (verify_ssa): Likewise.
393 * tree-cfg.c (tree_verify_flow_info): Likewise.
394 (remove_edge_and_dominated_blocks): Likewise.
395 * dominance.c (dom_computed): Make static.
396 (calc_dfs_tree_nonrec): Change third param to a bool.
397 (calc_dfs_tree): Change second param to a bool.
398 (calc_idioms): Change second param to a bool. Use
399 dom_convert_dir_to_idx.
400 (init_dom_info): Validate dir before using.
401 (dom_convert_dir_to_idx): New.
402 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
403 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
404 (free_dominance_info): Use dom_convert_dir_to_idx.
405 (get_immediate_dominator): Likewise.
406 (set_immediate_dominator): Likewise.
407 (get_dominated_by): Likewise.
408 (redirect_immediate_dominators): Likewise.
409 (nearest_common_denominator): Likewise.
410 (dominated_by_p): Likewise.
411 (bb_dom_dfs_in): Likewise.
412 (bb_dom_dfs_out): Likewise.
413 (recount_dominator): Likewise.
414 (iterate_fix_dominators): Likewise.
415 (add_to_dominance_info): Likewise.
416 (delete_from_dominance_info): Likewise.
417 (first_dom_son): Likewise.
418 (next_dom_son): Likewise.
419 (dom_info_available_p): Likewise.
420 (dom_info_state): New.
421 (set_dom_info_availability): New.
423 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
425 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
427 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
429 2007-05-04 Bob Wilson <bob.wilson@acm.org>
431 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
432 (subdi3, subdi_carry): Delete.
434 2007-05-04 Jan Hubicka <jh@suse.cz>
435 Richard Guenther <rguenther@suse.de>
437 * opts.c (decode_options): Do not fiddle with inlining
438 parameters in case of optimizing for size.
439 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
441 (cgraph_decide_inlining_of_small_function): When optimizing for
442 size never inline functions increasing caller size.
443 (cgraph_early_inlining): Inline for size when optimizing for size.
445 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
447 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
448 logical operations piecewise.
449 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
450 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
451 subdi_sesidi_di): Delete.
452 (add_with_carry): Produce carry in CC instead of a DREG to shorten
453 the generated sequence. Allow three-reg add in constraints. Rewrite
454 the rtl expression for carry to avoid zero_extend of a constant.
455 (sub_with_carry): New pattern.
456 (adddi3, subdi3): Change into define_expand. For subtract, generate a
457 different sequence not involving jumps.
458 (notbi): Now a named pattern.
460 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
462 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
463 Add the note about a significant loss of accuracy of some
464 mathematical routines when these options are used.
466 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
468 * haifa-sched.c (rtx_vec_t): New typedef.
469 (contributes_to_priority_p): Extract piece of priority () into new
471 (priority): Use the function. Add assertion.
472 (rank_for_schedule, set_priorities): Add assertion to check that
473 insn's priority is initialized.
474 (clear_priorities, calc_priorities): Change signature. Make it update
475 all relevant insns. Update all callers ('add_to_speculative_block ()'
476 and 'create_block_check_twin ()').
477 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
478 Add new field 'priority_status'.
479 (INSN_PRIORITY_STATUS): New macro.
480 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
482 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
484 * sched-ebb.c (debug_ebb_dependencies): New static function.
485 (init_ready_list): Use it.
487 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
488 with changed signature and 'debug_rgn_dependencies ()'.
489 (debug_rgn_dependencies): New static function.
490 (init_ready_list): Use it.
492 * sched-int.h (debug_dependencies): Declare.
494 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
496 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
498 2007-05-04 Dirk Mueller <dmueller@suse.de>
500 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
502 2007-05-03 Jan Hubicka <jh@suse.cz>
504 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
505 for pointer type in more cases than before.
507 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
509 * tree-object-size.c (plus_expr_object_size): When operand size is
510 unknown, return unknown.
512 2007-05-03 Dirk Mueller <dmueller@suse.de>
514 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
516 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
519 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
521 2007-05-03 Janis Johnson <janis187@us.ibm.com>
523 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
525 2007-05-03 Joseph Myers <joseph@codesourcery.com>
527 * config/soft-fp/double.h, config/soft-fp/extended.h,
528 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
529 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
530 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
531 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
534 2007-05-03 Ian Lance Taylor <iant@google.com>
536 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
537 MASK_PPC_GFXOPT for 8540 or 8548.
539 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
541 * tree-vect-transform.c (vect_update_inits_of_drs): Use
542 vect_print_dump_info() to output debug information.
544 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
547 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
548 operands of size 2 when operand is not MEM_P.
550 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
552 PR tree-optimization/30565
553 * lambda-code.c (perfect_nestify): Fix updating of dominators.
555 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
557 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
558 (umulsi3_highpart): Use them.
559 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
560 for final accumulator to D regisster tranfser.
562 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
564 PR tree-optimization/31699
565 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
567 (vect_enhance_data_refs_alignment): Compute peel amount using
568 TYPE_VECTOR_SUBPARTS instead of vf.
569 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
571 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
574 * system.h: Remove inclusion of double-int.h
575 * tree.h: Include double-int.h
576 * gengtype.c: Likewise
577 * cfgloop.h: Likewise
578 * Makefile.in: Adjust dependencies on double-int.h
580 2007-05-02 Eric Christopher <echristo@apple.com>
582 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
583 -shared to -Zdynamiclib.
585 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
588 * c-common.c (strip_pointer_or_array_types): New function.
589 * c-common.h (strip_pointer_or_array_types): New function declaration.
591 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
593 PR tree-optimization/31771
594 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
596 2007-05-02 Paul Brook <paul@codesourcery.com>
598 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
600 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
603 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
606 2007-05-02 Nick Clifton <nickc@redhat.com>
608 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
610 2007-05-02 Richard Guenther <rguenther@suse.de>
612 PR tree-optimization/31146
613 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
614 argument, single_use_p. If we have a single use that is
615 a conversion to the definition rhs type, propagate that rhs.
616 (forward_propagate_addr_expr): Pass single_use_p argument
617 to forward_propagate_addr_expr_1.
619 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
621 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
624 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
626 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
627 'AMD Family 10 core'.
629 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
631 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
632 and athlon64-sse3 as improved versions of k8, opteron and athlon64
633 with SSE3 instruction set support.
634 * doc/invoke.texi: Likewise.
636 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
638 * config/i386/i386.c (override_options): Tuning 32-byte loop
639 alignment for amdfam10 architecture. Increasing the max loop
640 alignment to 24 bytes.
642 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
644 * config/m68k/constraints.md: New.
645 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
646 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
647 EXTRA_CONSTRAINT): Remove.
648 * config/m68k/m68k.md: Include constraints.md.
649 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
651 2007-05-01 Ian Lance Taylor <iant@google.com>
653 PR tree-optimization/31739
654 * tree-vrp.c (vrp_val_is_max): New static function.
655 (vrp_val_is_min): New static function.
656 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
658 (set_value_range): Use vrp_val_is_{max,min}.
659 (extract_range_from_assert): Likewise.
660 (extract_range_from_binary_expr): Likewise.
661 (extract_range_from_unary_expr): Likewise.
662 (dump_value_range, vrp_meet): Likewise.
663 (vrp_visit_phi_node): Likewise.
664 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
666 2007-05-01 Mark Mitchell <mark@codesourcery.com>
668 * config/i386/gmon-sol2.c (size_t): New type.
669 (intptr_t): Likewise.
670 (s_textsize): Declare as size_t.
672 (monstartup): Use size_t for sizes.
673 (_mcount): Save and restore registers.
674 (internal_mcount): Pass 0 as the first argument to monstartup
676 (moncontrol): Convert pointer to appropriately sized integer
677 before passing to profil.
679 2007-05-01 Joseph Myers <joseph@codesourcery.com>
681 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
682 __NO_FPRS__, not just if _SOFT_DOUBLE.
683 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
684 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
685 also for E500 double.
686 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
687 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
690 2007-05-01 Richard Guenther <rguenther@suse.de>
692 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
695 2007-05-01 Joseph Myers <joseph@codesourcery.com>
697 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
699 2007-05-01 Jan Hubicka <jh@suse.cz>
701 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
704 2007-05-01 Jan Hubicka <jh@suse.cz>
706 * tree.h (maybe_fold_offset_to_component_ref): Remove.
707 (maybe_fold_offset_to_reference): Declare.
708 * fold-const.c (fold_unary): Do not fold
709 (type *)&A into &A->field_of_type_and_offset_0
710 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
711 size is unknown, give up.
712 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
714 (maybe_fold_offset_to_reference): New.
715 (maybe_fold_stmt_indirect): Use it.
716 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
717 * gimplify.c (gimplify_conversion): Canonicalize conversions to
719 (gimplify_expr): Likewise for plus_expr.
721 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
723 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
724 bsi_after_labels. Always insert statements before bsi.
725 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
726 * predict.c (apply_return_prediction): Check for empty blocks.
727 * cfgexpand.c (lab_rtx_for_bb): New variable.
728 (label_rtx_for_bb): Do not create new tree labels.
729 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
730 (tree_expand_cfg): Initialize lab_rtx_for_bb.
731 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
733 (label_for_bb): Add field used.
734 (update_eh_label, main_block_label): Mark the label used.
735 (cleanup_dead_labels): Remove unused labels.
737 2007-05-01 Richard Guenther <rguenther@suse.de>
739 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
740 if it is not about to be set.
741 (get_value_range): Do not pre-allocate equiv bitmap.
742 (update_value_range): No need to clear equiv field.
743 (add_equivalence): Change prototype to get bitmap pointer.
744 Allocate bitmap here if it is not already.
745 (extract_range_from_assert): Do not allocate bitmap here.
746 Update callers to add_equivalence.
747 (extract_range_from_ssa_name): Likewise.
748 (get_vr_for_comparison): New static helper.
749 (compare_name_with_value): Handle NULL equiv bitmap by
750 peeling the first iteration of the comparison loop.
751 Use get_vr_for_comparison.
752 (compare_names): Handle NULL equiv bitmaps by using fake
753 ones. Use get_vr_for_comparison.
755 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
757 * double-int.c (mpz_set_double_int): Moved from
758 tree-ssa-loop-niter.c.
759 (mpz_get_double_int): Likewise; also, add option to wrap
760 out-of-range integers.
761 * double-int.h: New prototypes for above.
762 * tree.c (get_static_type_bounds): Moved from
763 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
764 TYPE_MAX_VALUE if they exist..
765 * tree.h: New prototype for above.
766 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
767 get_type_bounds calls.
768 (mpz_set_double_int): Move to double-int.c.
769 (get_type_bounds): Move to tree.c, rename to
770 get_static_type_bounds.
771 (mpz_to_double_int): Move to double-int.c, rename to
774 2007-04-30 Bob Wilson <bob.wilson@acm.org>
776 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
777 DIV0 exception can fall through to a normal return.
779 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
783 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
784 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
785 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
786 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
787 initialize align to silence bogus warning.
788 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
789 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
791 (struct sra_walk_fns): Remove use_all parameter from use.
792 (sra_hash_tree): Handle BIT_FIELD_REFs.
793 (sra_elt_hash): Don't hash bitfld blocks.
794 (sra_elt_eq): Skip them in parent compares as well. Handle
796 (sra_walk_expr): Don't maintain or pass down use_all_p.
797 (scan_use): Remove use_all parameter.
798 (scalarize_use): Likewise. Re-expand assignment to
799 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
800 output, and re-scalarize after output. Don't mark anything
802 (scalarize_ldst): Adjust.
803 (scalarize_walk_gimple_modify_statement): Likewise.
804 (build_element_name_1): Handle BIT_FIELD_REFs.
805 (instantiate_element): Don't warn for any element whose parent
807 (instantiate_missing_elements_1): Return the sra_elt.
808 (canon_type_for_field): New.
809 (try_instantiate_multiple_fields): New.
810 (instantiate_missing_elemnts): Use them.
811 (mark_no_warning): Removed.
812 (generate_one_element_ref): Handle BIT_FIELD_REFs.
813 (REPLDUP, sra_build_elt_assignment): New.
814 (generate_copy_inout): Use them.
815 (generate_element_copy): Likewise. Handle bitfld differences.
816 (generate_element_zero): Don't recurse for blocks. Use
817 sra_build_elt_assignment.
818 (generate_one_element_int): Take elt instead of var. Use
819 sra_build_elt_assignment.
820 (generate_element_init_1): Adjust.
821 (scalarize_use, scalarize_copy): Use REPLDUP.
822 (scalarize_ldst): Move assert before dereference.
823 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
825 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
828 * tree.c (reconstruct_complex_type): Reconstruct a reference
830 Also use the same mode for the pointer as the old pointer type.
832 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
834 * doc/trouble.texi (Interoperation): Remove note about Ultrix
837 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
839 PR rtl-optimization/31676
840 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
841 (df_refs_record): Call it.
843 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
845 * rtl.def (SS_ABS): New code.
846 * config/bfin/bfin.c (print_operand): New modifier 'v'.
847 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
848 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
849 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
850 (bfin_init_builtins): Define them.
851 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
852 (bfin_expand_builtin): ... and handle the others here.
853 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
854 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
855 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
856 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
857 operand is only HImode.
859 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
861 * regclass.c (scan_one_insn): Remove splitting of
864 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
865 Nigel Stephens <nigel@mips.com>
867 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
869 2007-04-28 Jan Hubicka <jh@suse.cz>
871 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
872 insn_locators_alloc instead of insn_locators_initialize;
873 call reset_block_changes.
874 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
875 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
876 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
877 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
878 * config/score/score.c (th_output_mi_thunk): Likewise.
879 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
880 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
881 tolerate uninitialized locator info.
884 * function.c (init_function_start): Don't init line number info.
885 (expand_function_end): Update.
886 (reset_block_changes, record_block_change, finalize_block_changes,
887 check_block_change, free_block_changes): Kill.
888 * function.h (reset_block_changes, record_block_change,
889 finalize_block_changes, check_block_change, free_block_changes): Remove
891 (struct function): Remove ib_boundaries_block.
892 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
893 Use curr_insn_locator to initialize locator.
894 (emit_line_note): Remove.
895 * cfgexpand.c (expand_gimple_cond_expr): Update.
896 (construct_exit_block): Likewise.
897 (tree_expand_cfg): Initialize/finalize locators.
898 * expr.c (expand_expr_real): Update.
899 * cfglayout.c (line_locators_locs, line_locators_lines,
900 file_locators_locs, file_locators_files): Remove.
901 (set_block_levels): Move to cfgexpand.c.
902 (insn_locators_initialize): Remove.
903 (pass_insn_locators_initialize): Remove.
904 (locations_locators_locs, locations_locators_vals): New static vars.
905 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
907 (insn_locators_alloc, insn_locators_finalize,
908 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
910 (locator_location): New.
911 (locator_line, locator_file): Rewrite.
912 * rtl.h (emit_line_note): Kill.
913 (insn_locators_alloc, insn_locators_finalize,
914 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
916 * tree-inline.c (initialize_cfun): Do not initialize
918 * passes.c (pass_insn_locators_initialize): Remove.
920 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
922 * tree-cfg.c (move_block_to_fn): Release bb from dominance
923 info. Update last_basic_block correctly.
925 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
928 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
929 register itself to hold the offset constant. Tell flow the use
930 of r4 and r5 when they are used.
932 2007-04-27 Richard Guenther <rguenther@suse.de>
934 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
935 if we simplified anything.
936 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
937 warnings until we did a simplification and the stmt was not
938 marked as TREE_NO_WARNING.
940 2007-04-27 Mike Stump <mrs@apple.com>
942 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
944 2007-04-27 Ian Lance Taylor <iant@google.com>
947 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
948 TYPE_MAX_VALUE exist, convert them to the new type.
950 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
952 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
953 if it claims to be available.
954 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
956 (perform_tree_ssa_dce): Always free postdominators.
958 2007-04-27 Richard Henderson <rth@redhat.com>
960 * config/alpha/predicates.md (aligned_memory_operand): Mark
961 as define_special_predicate.
962 (unaligned_memory_operand, normal_memory_operand): Likewise.
963 (reg_or_unaligned_mem_operand): Remove.
964 (any_memory_operand): Match the documentation and check for
965 non-renumbered pseudos during reload.
966 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
967 alpha_secondary_reload_class, update to new interface, make static.
968 Handle CQImode like HImode. Remove FP subreg check.
969 (alpha_expand_mov): Use replace_equiv_address.
970 (alpha_expand_mov_nobwx): Use any_memory_operand.
971 (TARGET_SECONDARY_RELOAD): New.
972 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
973 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
974 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
975 * config/alpha/alpha.md: ... here.
976 (RELOAD12, reloadmode): New.
978 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
979 Don't handle the aligned case here.
980 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
981 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
982 reload_inhi_help. Don't expect a scratch register.
983 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
985 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
987 2007-04-27 Richard Guenther <rguenther@suse.de>
989 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
991 2007-04-27 Richard Guenther <rguenther@suse.de>
993 PR tree-optimization/30965
994 PR tree-optimization/30978
995 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
996 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
997 (find_equivalent_equality_comparison): Likewise.
998 (simplify_cond): Likewise.
999 (get_prop_source_stmt): New helper.
1000 (get_prop_dest_stmt): Likewise.
1001 (can_propagate_from): Likewise.
1002 (remove_prop_source_from_use): Likewise.
1003 (combine_cond_expr_cond): Likewise.
1004 (forward_propagate_comparison): New function.
1005 (forward_propagate_into_cond): Rewrite to use fold for
1007 (tree_ssa_forward_propagate_single_use_vars): Call
1008 forward_propagate_comparison to propagate comparisons.
1010 2007-04-27 Richard Guenther <rguenther@suse.de>
1012 PR tree-optimization/31715
1013 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
1014 sure to do computation on the offset in an appropriate
1017 2007-04-27 Richard Sandiford <richard@codesourcery.com>
1019 * reload.h (elimination_target_reg_p): Declare.
1020 * reload.c (find_reloads): Don't apply the reg_rtx move
1021 optimization if the SET_DEST satisfies elimination_target_reg_p.
1022 * reload1.c (elimination_target_reg_p): New function.
1023 (gen_reload): In the move/add2 fallback, make sure that op0
1024 does not overlap the destination register.
1026 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1028 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
1029 transform only GIMPLE_MODIFY_STMTs.
1030 * tree-complex.c (expand_complex_operations_1): Ditto.
1031 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
1032 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
1033 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
1035 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
1036 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
1037 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
1038 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
1039 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
1040 slpeel_add_loop_guard): Ditto.
1041 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
1042 * lambda-code.c (perfect_nestify): Ditto.
1043 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
1044 before the first statement.
1045 * tree-optimize.c (execute_free_datastructures): Fix comments.
1046 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
1047 * tree-flow.h (disband_implicit_edges): Declaration removed.
1048 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
1050 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
1052 (disband_implicit_edges, has_label_p): Removed.
1053 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
1054 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
1056 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
1058 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
1059 also for COND_EXPRs.
1060 * cfgexpand.c (label_rtx_for_bb): New function.
1061 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
1062 Use label_rtx_for_bb to find the labels.
1063 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
1064 last block. Detect fallthru edges.
1066 2007-04-26 Ian Lance Taylor <iant@google.com>
1069 * reload.c (find_reloads_subreg_address): If the address was valid
1070 in the original mode but not in the new mode, reload the whole
1073 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1075 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
1076 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
1077 (cleanup_control_expr_graph): Do not invalidate dominance info.
1078 Record altered blocks.
1079 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
1080 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
1081 cleanup_tree_cfg_bb): New functions.
1082 (remove_forwarder_block): Do not maintain the worklist of blocks.
1083 Record altered blocks.
1084 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
1086 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
1087 delete_unreachable_blocks if dominators are not available.
1088 * tree-inline.c (optimize_inline_calls): Free dominance information
1090 * tree-flow.h (remove_edge_and_dominated_blocks,
1091 cfgcleanup_altered_bbs): Altered.
1092 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
1094 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
1096 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
1097 do not invalidate dominators.
1099 2007-04-26 Anatoly Sokolov <aesok@post.ru>
1101 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
1102 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
1103 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1104 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1106 2007-04-26 Steve Ellcey <sje@cup.hp.com>
1108 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
1110 2007-04-26 Richard Guenther <rguenther@suse.de>
1112 PR tree-optimization/31703
1113 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
1114 the right type for the target of the bittest.
1116 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1118 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
1119 ix86_sol10_return_in_memory.
1121 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1123 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
1126 2007-04-26 Jakub Jelinek <jakub@redhat.com>
1129 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
1131 PR tree-optimization/30558
1132 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
1133 clear this_state.prev_try.
1135 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1136 Mark Mitchell <mark@codesourcery.com>
1138 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
1139 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
1140 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
1142 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1145 * doc/invoke.texi (%:print-asm-header): Document.
1146 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
1148 (static_spec_functions): Add print-asm-header.
1149 (main): Print a banner before the --target-help linker options.
1150 (print_asm_header_spec_function): New function.
1152 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
1155 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
1156 (movsf_ie): Likewise.
1158 2007-04-25 Paolo Carlini <pcarlini@suse.de>
1160 * doc/extend.texi ([Type Traits]): Adjust per N2255.
1162 2007-04-25 Bob Wilson <bob.wilson@acm.org>
1164 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
1166 (__umodsi3, __modsi3): Likewise.
1168 2007-04-25 Dirk Mueller <dmueller@suse.de>
1170 * c-typeck.c (build_compound_expr): Annotate warning()
1171 call with OPT_Wunused_value.
1172 * tree-ssa.c (warn_uninit): Annotate warning with
1174 * c-common.c (handle_sentinel_attribute): Annotate warning
1175 call with OPT_Wattributes.
1177 2007-04-25 Thiemo Seufer <ths@mips.com>
1179 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
1181 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
1182 on to the assembler. Improve handling of -mno-mips16. Add handling
1183 of -mno-mips3d, -mno-dsp, -mno-dspr2.
1184 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
1185 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
1186 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
1188 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
1191 * config/i386/winnt.c (i386_pe_file_end): Strip only
1192 USER_LABEL_PREFIX when writing export name.
1194 2007-04-25 Richard Sandiford <richard@codesourcery.com>
1196 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
1197 sh/elf.h, vx-common.h and vxworks.h.
1198 * config/sh/sh.h: Include config/vxworks-dummy.h.
1199 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1200 (OVERRIDE_OPTIONS): Use it.
1201 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
1202 (vxworks_picreg): New pattern.
1203 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
1204 VXWORKS_OS_CPP_BUILTINS.
1205 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
1206 to their VXWORKS_* equivalents.
1207 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
1208 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
1209 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
1210 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
1211 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
1212 -mrtp/-fPIC multilibs.
1213 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
1214 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
1215 (MULTILIB_OSDIRNAMES): Delete.
1217 2007-04-25 Anatoly Sokolov <aesok@post.ru>
1220 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
1222 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
1224 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
1225 rounding mode to be specified by the caller.
1226 (real_to_mpfr) Likewise.
1227 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
1228 include new arguments.
1229 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
1231 2007-04-24 Ian Lance Taylor <iant@google.com>
1233 PR tree-optimization/31605
1234 * tree-vrp.c (set_value_range): Check that min and max are not
1235 both overflow infinities.
1236 (set_value_range_to_value): New static function.
1237 (extract_range_from_binary_expr): Call set_value_range_to_value.
1238 (extract_range_from_cond_expr): Likewise.
1239 (extract_range_from_expr): Likewise.
1240 (extract_range_from_unary_expr): Likewise. Don't create a range
1241 which overflows on both sides.
1242 (vrp_meet): Check for a useless range.
1243 (vrp_visit_phi_node): If we see a constant which looks like an
1244 overflow infinity, turn off the TREE_OVERFLOW flag.
1246 2007-04-24 Ian Lance Taylor <iant@google.com>
1248 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
1250 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
1253 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
1254 diagnostic message is being built.
1255 * tree-pretty-print.c (dump_generic_node): Only write the
1256 formatted text into BUFFER's stream if we are not building a
1258 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
1260 * Makefile.in (toplev.o): Depend on tree-pass.h.
1262 2007-04-24 Ian Lance Taylor <iant@google.com>
1264 PR tree-optimization/31602
1265 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
1266 conditionals in the copied loop header.
1267 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
1268 warnings if TREE_NO_WARNING is set.
1269 * doc/invoke.texi (Warning Options): Clarify that
1270 -Wstrict-overflow does not warn about loops.
1272 2007-04-24 Janis Johnson <janis187@us.ibm.com>
1274 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
1275 expand on the comment about _Decimal128 arguments and check the
1276 integer result of the modulus operation; for 64-bit ELF ABI, ensure
1277 that _Decimal128 argument uses even/odd register pair.
1278 (function_arg): Ditto.
1280 2007-04-24 Hui-May Chang <hm.chang@apple.com>
1282 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
1283 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
1285 2007-04-24 Richard Guenther <rguenther@suse.de>
1286 Olga Golovanevsky <olga@il.ibm.com>
1288 * fold-const.c (multiple_of_p): Check for bottom
1291 2007-04-24 Richard Henderson <rth@redhat.com>
1293 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
1294 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
1295 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
1296 looking for non-zero bits shifted out. Avoid a recursive call
1297 when constructing the scalar.
1298 (__floatundisf): Likewise.
1300 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
1302 * dwarf2out.c (field_byte_offset): Move the existing logic
1303 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
1304 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
1306 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1309 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
1310 argument of 0 for memset.
1311 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
1312 unsigned shift instead of the signed variant.
1314 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1316 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
1317 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
1318 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
1319 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
1320 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
1321 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
1322 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
1323 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
1324 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
1325 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
1326 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
1327 "mul<mode>3", "div<mode>3"): Insn definitions added.
1328 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
1329 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
1330 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
1331 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
1332 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
1333 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
1334 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
1335 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
1336 TARGET_FLOAT_FORMAT): Macro definitions removed.
1337 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
1338 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
1339 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
1340 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
1341 (s390_gen_rtx_const_DI): Function removed.
1342 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
1344 2007-04-24 Richard Sandiford <richard@codesourcery.com>
1346 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
1347 over an external ffs function.
1349 2007-04-24 Chao-ying Fu <fu@mips.com>
1350 Richard Sandiford <richard@nildram.co.uk>
1352 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
1353 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
1354 (smadd_widen_optab, umadd_widen_optab): Define.
1355 * optabs.c (init_optabs): Initialize smadd_widen_optab and
1357 * genopinit.c (optabs): Fill in smadd_widen_optab and
1359 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
1360 and umadd_widen_optab to implement multiply-add sequences.
1361 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
1362 (<u>maddsidi4): ...this. Extend condition to include
1363 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
1364 of operand 0 to "ka" and use the three-operand form of madd<u>
1366 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
1368 * config/mips/constraints.md (ka): New register constraint.
1370 2007-04-24 Jan Hubicka <j@suse.cz>
1374 2007-04-23 Jan Hubicka <jh@suse.cz>
1375 * function.c (init_function_start): Don't init line number info.
1376 (expand_function_end): Update.
1377 (reset_block_changes, record_block_change, finalize_block_changes,
1378 check_block_change, free_block_changes): Kill.
1379 * function.h (reset_block_changes, record_block_change,
1380 finalize_block_changes, check_block_change, free_block_changes): Remove
1382 (struct function): Remove ib_boundaries_block.
1383 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1384 Use curr_insn_locator to initialize locator.
1385 (emit_line_note): Remove.
1386 * cfgexpand.c (expand_gimple_cond_expr): Update.
1387 (construct_exit_block): Likewise.
1388 (tree_expand_cfg): Initialize/finalize locators.
1389 * expr.c (expand_expr_real): Update.
1390 * cfglayout.c (line_locators_locs, line_locators_lines,
1391 file_locators_locs, file_locators_files): Remove.
1392 (set_block_levels): Move to cfgexpand.c.
1393 (insn_locators_initialize): Remove.
1394 (pass_insn_locators_initialize): Remove.
1395 (locations_locators_locs, locations_locators_vals): New static vars.
1396 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1398 (insn_locators_alloc, insn_locators_finalize,
1399 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1401 (locator_location): New.
1402 (locator_line, locator_file): Rewrite.
1403 * rtl.h (emit_line_note): Kill.
1404 (insn_locators_alloc, insn_locators_finalize,
1405 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1407 * tree-inline.c (initialize_cfun): Do not initialize
1408 ib_boundaries_block.
1409 * passes.c (pass_insn_locators_initialize): Remove.
1411 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
1413 * doc/invoke.texi: Removed leading '-' from option index entries.
1415 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1417 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
1419 (create_phi_node): Use set_phi_nodes.
1420 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
1421 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
1422 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
1423 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
1424 (bsi_start, bsi_last): Use bb_stmt_list.
1425 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
1426 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
1427 Traverse the statements using tsi iterator.
1428 * basic-block.h (struct basic_block_def): Fields stmt_list
1429 and phi_nodes moved to ...
1430 (struct tree_bb_info): ... new structure.
1431 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
1432 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
1433 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
1434 (tree_verify_flow_info): Verify that il.tree is not set for
1435 entry and exit block.
1436 (tree_split_block): Use set_bb_stmt_list.
1438 2007-04-23 Mike Stump <mrs@apple.com>
1440 * config/i386/i386.c (ix86_tune_features
1441 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
1444 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1446 * config/i386/i386.md (prefix_extra): New attribute.
1447 (length): Add prefix_extra.
1449 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
1450 (sse2_movntv2di): Likewise.
1451 (sse2_cvtps2dq): Likewise.
1452 (sse2_cvtpd2pi): Likewise.
1453 (sse2_cvttpd2pi): Likewise.
1454 (*sse2_cvtpd2ps): Likewise.
1455 (*add<mode>3): Likewise.
1456 (sse2_ssadd<mode>3): Likewise.
1457 (sse2_usadd<mode>3): Likewise.
1458 (*sub<mode>3): Likewise.
1459 (sse2_sssub<mode>3): Likewise.
1460 (sse2_ussub<mode>3): Likewise.
1461 (*mulv8hi3): Likewise.
1462 (*smulv8hi3_highpart): Likewise.
1463 (*umulv8hi3_highpart): Likewise.
1464 (sse2_umulv2siv2di3): Likewise.
1465 (sse2_pmaddwd): Likewise.
1466 (ashr<mode>3): Likewise.
1467 (lshr<mode>3): Likewise.
1468 (ashl<mode>3): Likewise.
1469 (sse2_ashlti3): Likewise.
1470 (sse2_lshrti3): Likewise.
1471 (*umaxv16qi3): Likewise.
1472 (*smaxv8hi3): Likewise.
1473 (*uminv16qi3): Likewise.
1474 (*sminv8hi3): Likewise.
1475 (sse2_eq<mode>3): Likewise.
1476 (sse2_gt<mode>3): Likewise.
1477 (*and<mode>3): Likewise.
1478 (sse2_nand<mode>3): Likewise.
1479 (*ior<mode>3): Likewise.
1480 (*xor<mode>3): Likewise.
1481 (sse2_packsswb): Likewise.
1482 (sse2_packssdw): Likewise.
1483 (sse2_packuswb): Likewise.
1484 (sse2_punpckhbw): Likewise.
1485 (sse2_punpcklbw): Likewise.
1486 (sse2_punpckhwd): Likewise.
1487 (sse2_punpcklwd): Likewise.
1488 (sse2_punpckhdq): Likewise.
1489 (sse2_punpckldq): Likewise.
1490 (sse2_punpckhqdq): Likewise.
1491 (sse2_punpcklqdq): Likewise.
1492 (*sse2_pinsrw): Likewise.
1493 (*sse2_pextrw): Likewise.
1494 (sse2_pshufd_1): Likewise.
1495 (sse2_uavgv16qi3): Likewise.
1496 (sse2_uavgv8hi3): Likewise.
1497 (sse2_psadbw): Likewise.
1498 (sse2_pmovmskb): Likewise.
1499 (*sse2_maskmovdqu): Likewise.
1500 (*sse2_maskmovdqu_rex64): Likewise.
1501 (sse4a_extrqi): Likewise.
1502 (sse4a_extrq): Likewise.
1503 (sse3_lddqu): Set prefix_rep.
1504 (sse3_addsubv4sf3): Likewise.
1505 (sse3_haddv4sf3): Likewise.
1506 (sse3_hsubv4sf3): Likewise.
1507 (sse_cvtss2si): Likewise.
1508 (sse_cvtss2si_2): Likewise.
1509 (sse_cvtss2siq): Likewise.
1510 (sse_cvtss2siq_2): Likewise.
1511 (sse_cvttss2si): Likewise.
1512 (sse_cvttss2siq): Likewise.
1513 (sse2_cvttps2dq): Likewise.
1514 (sse3_movshdup): Likewise.
1515 (sse3_movsldup): Likewise.
1516 (sse2_cvtsd2si): Likewise.
1517 (sse2_cvtsd2si_2): Likewise.
1518 (sse2_cvtsd2siq): Likewise.
1519 (sse2_cvtsd2siq_2): Likewise.
1520 (sse2_cvttsd2si): Likewise.
1521 (sse2_cvttsd2siq): Likewise.
1522 (*sse2_cvtpd2dq): Likewise.
1523 (*sse2_cvttpd2dq): Likewise.
1524 (sse2_pshuflw_1): Likewise.
1525 (sse2_pshufhw_1): Likewise.
1526 (sse4a_insertqi): Likewise.
1527 (sse4a_insertq): Likewise.
1528 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
1529 (ssse3_phadddv4si3): Likewise.
1530 (ssse3_phaddswv8hi3): Likewise.
1531 (ssse3_phsubwv8hi3): Likewise.
1532 (ssse3_phsubdv4si3): Likewise.
1533 (ssse3_phsubswv8hi3): Likewise.
1534 (ssse3_pmaddubswv8hi3): Likewise.
1535 (ssse3_pmulhrswv8hi3): Likewise.
1536 (ssse3_pshufbv16qi3): Likewise.
1537 (ssse3_psign<mode>3): Likewise.
1538 (ssse3_palignrti): Likewise.
1539 (abs<mode>2): Likewise.
1540 (ssse3_phaddwv4hi3): Set prefix_extra.
1541 (ssse3_phadddv2si3): Likewise.
1542 (ssse3_phaddswv4hi3): Likewise.
1543 (ssse3_phsubwv4hi3): Likewise.
1544 (ssse3_phsubdv2si3): Likewise.
1545 (ssse3_phsubswv4hi3): Likewise.
1546 (ssse3_pmaddubswv4hi3): Likewise.
1547 (ssse3_pmulhrswv4hi3): Likewise.
1548 (ssse3_pshufbv8qi3): Likewise.
1549 (ssse3_psign<mode>3): Likewise.
1550 (ssse3_palignrdi): Likewise.
1551 (abs<mode>2): Likewise.
1552 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
1553 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
1554 (sse2_pmovmskb): Set mode to SI instead of V2DF.
1556 2007-04-23 Nick Clifton <nickc@redhat.com>
1558 * params.def: Fix formatting of emacs local variables.
1560 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1562 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
1563 move if inter-unit move isn't allowed.
1564 Don't split moving the first element of V2DI to DI to inter-unit
1565 move if inter-unit move isn't allowed.
1567 2007-04-23 Richard Guenther <rguenther@suse.de>
1569 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
1570 and CDI_POST_DOMINATORS separately.
1572 2007-04-23 Nick Clifton <nickc@redhat.com>
1574 * c.opt (Wformat-contains-nul): Add warning attribute.
1576 2007-04-23 Jan Hubicka <jh@suse.cz>
1578 * function.c (init_function_start): Don't init line number info.
1579 (expand_function_end): Update.
1580 (reset_block_changes, record_block_change, finalize_block_changes,
1581 check_block_change, free_block_changes): Kill.
1582 * function.h (reset_block_changes, record_block_change,
1583 finalize_block_changes, check_block_change, free_block_changes): Remove
1585 (struct function): Remove ib_boundaries_block.
1586 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1587 Use curr_insn_locator to initialize locator.
1588 (emit_line_note): Remove.
1589 * cfgexpand.c (expand_gimple_cond_expr): Update.
1590 (construct_exit_block): Likewise.
1591 (tree_expand_cfg): Initialize/finalize locators.
1592 * expr.c (expand_expr_real): Update.
1593 * cfglayout.c (line_locators_locs, line_locators_lines,
1594 file_locators_locs, file_locators_files): Remove.
1595 (set_block_levels): Move to cfgexpand.c.
1596 (insn_locators_initialize): Remove.
1597 (pass_insn_locators_initialize): Remove.
1598 (locations_locators_locs, locations_locators_vals): New static vars.
1599 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1601 (insn_locators_alloc, insn_locators_finalize,
1602 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1604 (locator_location): New.
1605 (locator_line, locator_file): Rewrite.
1606 * rtl.h (emit_line_note): Kill.
1607 (insn_locators_alloc, insn_locators_finalize,
1608 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1610 * tree-inline.c (initialize_cfun): Do not initialize
1611 ib_boundaries_block.
1612 * passes.c (pass_insn_locators_initialize): Remove.
1614 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1617 * expr.c (reduce_to_bit_field_precision): Handle
1620 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
1622 PR tree-optimization/24659
1623 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
1624 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
1625 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
1626 * genopinit.c (optabs): Rename vec_pack_mod_optab
1627 to vec_pack_trunc_optab.
1628 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
1629 early for scalar floating point operands for NOP_EXPR.
1630 (vectorizable_type_promotion): Ditto.
1631 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
1632 vec_pack_trunc_optab.
1633 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
1635 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
1636 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
1637 Rename from VEC_PACK_MOD_EXPR.
1638 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
1639 * expr.c (expand_expr_real_1): Ditto.
1640 * tree-inline.c (estimate_num_insns_1): Ditto.
1641 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1643 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
1644 (vec_unpacks_lo_v4sf): Ditto.
1645 (vec_pack_trunc_v2df): Ditto.
1646 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
1647 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1648 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
1650 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
1652 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1654 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
1655 Rename from VEC_PACK_MOD_EXPR. This expression also represent
1656 packing of floating point operands.
1657 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
1658 represent unpacking of floating point operands.
1659 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
1660 [vec_unpacks_hi]: Ditto.
1661 [vec_unpacks_lo]: Ditto.
1663 2007-04-22 Jan Hubicka <jh@suse.cz>
1665 * final.c (rest_of_handle_final): Call
1666 targetm.asm_out.constructor/targetm.asm_out.destructor
1667 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
1668 proper priority via decl_*_priority_insert.
1669 * c-common.c (c_expand_body): Likewise.
1671 2007-04-22 Richard Guenther <rguenther@suse.de>
1673 PR tree-optimization/29789
1674 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
1675 (rewrite_reciprocal): New helper split out from
1676 determine_invariantness_stmt.
1677 (rewrite_bittest): Likewise.
1678 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
1679 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
1682 2007-04-22 Revital Eres <eres@il.ibm.com>
1684 * loop-unroll.c (var_to_expand): New field to support also
1685 insns of the form x = something + x.
1686 (analyze_insn_to_expand_var): Use it.
1687 (expand_var_during_unrolling): Likewise.
1689 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1691 * predict.c: Include pointer-set.h.
1692 (bb_predictions): New variable.
1693 (tree_predicted_by_p, tree_predict_edge,
1694 remove_predictions_associated_with_edge): Use bb_predictions map
1695 instead of bb->predictions.
1696 (clear_bb_predictions, assert_is_empty): New functions.
1697 (combine_predictions_for_bb): Use bb_predictions map. Call
1698 clear_bb_predictions.
1699 (tree_estimate_probability): Create and free bb_predictions map.
1700 * Makefile.in (predict.o): Add pointer-set.h dependency.
1701 * basic-block.h (struct basic_block_def): Remove predictions
1703 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
1705 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1708 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
1711 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1713 * timevar.c (timevar_print): Change reference of --disable-checking to
1714 --enable-checking=release. Also warn if assert checking is disabled.
1716 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1719 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
1720 decl as addressable if the compound literal was marked as
1722 Mark the decl as a gimple register if it is a complex or
1723 vector decl and does not live in memory.
1725 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1727 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
1728 (GENERIC_NEXT): New function macro.
1729 (PHI_CHAIN): Use phi_node's new chain variable.
1730 (tree_phi_node): Change tree_common to tree_base
1731 and add the chain field.
1732 * tree-phinodes.c (make_phi_node): Don't set
1733 TREE_TYPE on the new node.
1734 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
1735 instead of checking GIMPLE_TUPLE_P in chain_next.
1736 * tree-vect-transform.c
1737 (get_initial_def_for_induction): Look at
1738 PHI_RESULT_TREE for the type of the phi node.
1739 (update_vuses_to_preheader): Use PHI_CHAIN
1740 instead of TREE_CHAIN on the phi node.
1741 * tree-ssa-structalias.c (compute_points_to_sets):
1743 (ipa_pta_execute): Likewise.
1745 2007-04-21 Richard Guenther <rguenther@suse.de>
1748 * fold-const.c (fold_unary): Call fold_convert_const on the
1751 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
1753 * gcse.c (store_killed_in_insn): Handle PARALLELs.
1754 (store_killed_in_pat): New.
1756 2007-04-20 Richard Henderson <rth@redhat.com>
1759 * config/i386/i386.c (type_has_variadic_args_p): Look for any
1760 TREE_LIST with a void_type_node value, not void_list_node exactly.
1762 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
1764 * doc/standards.texi: Re-arrange into language-specific
1765 subsections. Add a C++ section, documenting which standards we
1768 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1770 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
1771 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
1773 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
1775 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
1776 ecrti.o and crtbegin.o.
1777 (LIB_DEFAULT_SPEC): Include -lc.
1778 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
1780 2007-04-20 Richard Henderson <rth@redhat.com>
1783 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
1784 argument; update all callers.
1785 (get_unaligned_offset): New.
1786 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
1787 get_unaligned_address, just pass on the address directly.
1788 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
1789 the subreg in the helper patterns.
1790 (unaligned_extendqidi_le): Use get_unaligned_offset.
1791 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
1792 (unaligned_extendhidi_be): Likewise.
1793 (unaligned_extendhidi): Tidy.
1794 * config/alpha/alpha-protos.h: Update.
1796 2007-04-20 Richard Henderson <rth@redhat.com>
1798 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
1799 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
1800 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
1801 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1802 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1803 (CPP_SPEC): Don't include %(cpp_subtarget).
1804 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
1805 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1806 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
1808 2007-04-20 Jakub Jelinek <jakub@redhat.com>
1810 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
1811 for __builtin_ia32_cmpordss.
1813 PR tree-optimization/31632
1814 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1815 and arg1 for optimizations of comparison against min/max values.
1816 Fold arg0 to arg1's type for optimizations of comparison against
1817 min+1 and max-1 values.
1819 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
1821 * reload.c (combine_reloads): When trying to use a dying register,
1822 check whether it's uninitialized and don't use if so.
1824 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
1826 * fold-const.c: Remove prototypes for native_encode_expr and
1827 native_interpret_expr.
1828 (native_encode_expr): Make non-static.
1829 (native_interpret_expr): Likewise.
1830 * tree.h: Add prototypes for the above.
1832 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1834 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
1835 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
1836 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
1837 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
1838 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
1839 Add length attributes.
1841 2007-04-19 Janis Johnson <janis187@us.ibm.com>
1843 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
1846 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
1847 __STDC_WANT_DEC_FP__.
1849 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1851 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
1852 for long double compatibility.
1853 * configure: Regenerate.
1855 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1857 PR rtl-optimization/29841
1858 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
1860 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
1861 that may cause control flow transfer from being moved.
1863 2007-04-18 Jan Hubicka <jh@suse.cz>
1865 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
1868 2007-04-18 Eric Christopher <echristo@apple.com>
1870 * config/rs6000/darwin.md (load_macho_picbase): Use link register
1871 only. Update operands.
1872 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
1873 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
1874 link register to pic register.
1876 2007-04-18 Dirk Mueller <dmueller@suse.de>
1879 * tree-vrp.c (search_for_addr_array): New.
1880 (check_array_bounds): Suppress warning about
1881 address taken of array refs if its not de-referenced.
1883 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1885 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
1886 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
1888 * tree-vectorizer.h (NITERS_KNOWN_P): New.
1889 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
1890 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
1892 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
1894 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
1896 (vect_analyze_scalar_cycles): Fix indentation.
1897 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
1898 (vect_mark_relevant): Include phis in relevance analysis.
1900 * tree-vect-transform.c (vect_transform_loop): Add an assert.
1902 2007-04-18 Anatoly Sokolov <aesok@post.ru>
1904 * config/avr/avr.c (ptrreg_to_str): Replace error() with
1905 output_operand_lossage().
1907 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1909 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
1910 the unused code for reduction without adjust-in-epilog to simplify the
1913 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
1915 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
1916 (S390_TDC_NEGATIVE_ZERO): New constant.
1917 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
1918 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
1919 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
1920 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
1921 (S390_TDC_POSITIVE_INFINITY): New constant.
1922 (S390_TDC_NEGATIVE_INFINITY): New constant.
1923 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
1924 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
1925 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
1926 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
1927 (S390_TDC_INFINITY): New constant.
1928 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
1929 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
1930 optimization for UNSPEC_CCZ_TO_INT.
1931 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
1932 ("*ccz_to_int"): New insn.
1933 ("isinf<mode>2"): New insn.
1934 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
1935 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
1936 (UNSPEC_CCZ_TO_INT): New constant.
1938 2007-04-18 Richard Guenther <rguenther@suse.de>
1940 PR tree-optimization/19431
1941 PR tree-optimization/21463
1942 * tree-pass.h (pass_phiprop): Declare.
1943 * passes.c (init_optimization_passes): New phiprop pass.
1944 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
1945 (phivn_valid_p): New helper function.
1946 (phiprop_insert_phi): Likewise.
1947 (propagate_with_phi): Likewise.
1948 (tree_ssa_phiprop): New propagator propagating loads
1949 through phi nodes if profitable.
1951 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1953 * tree-vect-analyze.c (process_use): New function.
1954 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
1955 Check phis in all bbs.
1956 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
1959 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
1961 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
1964 2007-04-17 Anatoly Sokolov <aesok@post.ru>
1967 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
1970 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
1972 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
1974 (sse_vmmulv4sf3): Likewise.
1975 (sse2_vmaddv2df3): Likewise.
1976 (sse2_vmmulv2df3): Likewise.
1978 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
1980 PR rtl-optimization/31360
1981 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
1982 (target_reg_cost): New.
1983 (init_set_costs): Initialize target_reg_cost. Add comments
1984 regarding the rationale of the costs.
1985 (global_cost_for_size): Renamed to...
1986 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
1987 of register pressure.
1988 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
1989 estimate_reg_pressure_cost. Add number of ivs.
1990 (determine_set_costs): Dump target_reg_cost.
1991 * loop-invariant.c (gain_for_invariant): Use
1992 estimate_reg_pressure_cost. Removed n_inv_uses argument.
1993 (best_gain_for_invariant, find_invariants_to_move): Remove
1995 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
1996 (target_reg_cost): Declare.
1997 (global_cost_for_size): Declaration removed.
1998 (estimate_reg_pressure_cost): Declare.
2000 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
2002 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
2003 regnos into even/odd register pairs.
2004 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
2005 TDmode similar to the other floating point modes.
2006 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
2007 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
2009 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
2010 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
2011 (movdd_hardfloat64): Use TARGET_MFPGPR.
2013 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
2015 * reload1.c (delete_output_reload): Don't count output in n_inherited.
2018 2005-01-05 Richard Henderson <rth@redhat.com>
2020 * reload1.c (do_input_reload): Restrict the optimization deleteing
2021 a previous output reload to RELOAD_FOR_INPUT.
2023 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
2025 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
2026 induc_vec_info_type.
2027 (vectorizable_induction): New function declaration.
2028 * tree-vect-transform.c (get_initial_def_for_induction): No need to
2029 check if already vectorized. Find first place in BB where new stmts
2030 can be inserted. Takes only one argument.
2031 (vectorizable_induction): New function.
2032 (vect_transform_stmt): Add case for induc_vec_info_type to call
2033 vectorizable_induction.
2034 (vect_transform_loop): Consider phis for vectorization.
2035 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
2037 (analyze_operations): Call vectorizable_induction when analyzing phis.
2039 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
2040 (vect_mark_relevant): Include phis in relevance analysis.
2041 (vect_mark_stmts_to_be_vectorize): Likewise.
2042 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
2044 2007-04-16 Lawrence Crowl <crowl@google.com>
2046 * doc/invoke.texi (Debugging Options): Add documentation for the
2047 -femit-struct-debug options -femit-struct-debug-baseonly,
2048 -femit-struct-debug-reduced, and
2049 -femit-struct-debug-detailed[=...].
2051 * c-opts.c (c_common_handle_option): Add
2052 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
2053 and OPT_femit_struct_debug_detailed_.
2054 * c.opt: Add specifications for
2055 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
2056 and -femit-struct-debug-detailed[=...].
2057 * opts.c (set_struct_debug_option): Parse the
2058 -femit-struct-debug-... options.
2059 * opts.c (matches_main_base, main_input_basename,
2060 main_input_baselength, base_of_path, matches_main_base): Add
2061 variables and functions to compare header base name to compilation
2063 * opts.c (should_emit_struct_debug): Add to determine to emit a
2064 structure based on the option.
2065 (dump_struct_debug) Also disabled function to debug this
2067 * opts.c (handle_options): Save the base name of the
2070 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
2071 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
2072 This hook indicates if a type is generic. Set it by default
2074 * langhooks.h (struct lang_hooks_for_types): Add a new hook
2075 to determine if a struct type is generic or not.
2076 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
2077 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
2078 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
2081 * flags.h (enum debug_info_usage): Add an enumeration to describe
2082 a program's use of a structure type.
2083 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
2084 to indicate the program's usage of the type. Filter structs based
2085 on the -femit-struct-debug-... specification.
2086 (gen_type_die): Split into two routines, gen_type_die and
2087 gen_type_die_with_usage. gen_type_die is now a wrapper
2088 that assumes direct usage.
2089 (gen_type_die_with_usage): Replace calls to gen_type_die
2090 with gen_type_die_with_usage adding the program usage of
2091 the referenced type.
2092 (dwarf2out_imported_module_or_decl): Suppress struct debug
2093 information using should_emit_struct_debug when appropriate.
2095 2007-04-16 Ian Lance Taylor <iant@google.com>
2097 PR tree-optimization/31522
2098 * tree-vrp.c (vr_phi_edge_counts): New static variable.
2099 (vrp_initialize): Allocate vr_phi_edge_counts.
2100 (vrp_visit_phi_node): Don't push to infinity if we saw a new
2101 executable edge. Drop test for all constants.
2102 (vrp_finalize): Free vrp_phi_edge_counts.
2104 * doc/cpp.texi (Common Predefined Macros): Clarify description of
2105 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
2107 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
2108 predecessors at head rather than tail.
2110 2007-04-16 Matthias Klose <doko@debian.org>
2112 * config/alpha/linux.h (CPP_SPEC): Define.
2113 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
2115 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
2117 * function.h: Remove sequence_stack extern declaration.
2119 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
2121 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
2123 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
2126 2007-04-16 Anatoly Sokolov <aesok@post.ru>
2128 * config/avr/avr.c (avr_arch_types): Rearranging array.
2129 (enum avr_arch): Add.
2130 (avr_mcu_types): Use avr_arch enumeration constants instead of
2132 * config/avr/avr.h (LINK_SPEC): Simplify.
2134 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
2136 * config/m68k/m68k.c (m68k_libcall_value,
2137 m68k_function_value): Use macros for register names more.
2139 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
2141 (M68K_REGNAME): Use A6_REG.
2142 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
2144 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2147 * sched-int.h (struct deps): Split field 'pending_lists_length' into
2148 'pending_read_list_length' and 'pending_write_list_length'. Update
2150 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
2151 to handle two length counters instead of one. Update all uses.
2152 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
2153 two length counters instead of one.
2154 * sched-rgn.c (propagate_deps): Update to handle two length counters
2157 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
2160 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
2161 copy of source, pass it to ix86_expand_vector_set and return
2164 2007-04-16 David Ung <davidu@mips.com>
2165 Joseph Myers <joseph@codesourcery.com>
2167 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
2168 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
2169 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
2170 Add 74K processor information.
2171 * config/mips/mips.md: Include 74k.md.
2172 (cpu): Add 74kc,74kf,74kx.
2173 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
2174 * config/mips/74k.md: New.
2175 * doc/invoke.texi (MIPS Options): Document 74K support.
2177 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
2179 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
2180 vectorizable_* functions.
2181 * tree-vect-transform.c (vectorizable_call): Add check for
2182 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
2183 (vectorizable_store): likewise.
2184 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
2186 (vectorizable_operation, vectorizable_type_demotion): Likewise.
2187 (vectorizable_type_promotion, vectorizable_load): Likewise.
2188 (vectorizable_live_operation, vectorizable_condition): Likewise.
2189 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
2191 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
2193 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2195 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
2196 register numbers more.
2197 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
2198 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
2199 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
2200 FUNCTION_VALUE_REGNO_P): Likewise.
2201 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
2202 STATIC_CHAIN_REGNUM): Likewise.
2203 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
2204 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
2205 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
2206 * config/m68k/m68k.md (FP_REG): New.
2208 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2210 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
2213 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2215 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
2216 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
2219 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2221 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
2224 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2227 * c-decl.c (finish_decl): Grab the type of the decl after the call
2228 to store_init_value.
2230 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
2232 * common.opt (fforward-propagate): Fix "Optimization" annotation.
2234 2007-04-14 Jakub Jelinek <jakub@redhat.com>
2237 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
2238 post dominators and cleanup cfg before returning.
2240 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
2242 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
2243 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
2245 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
2247 * config.gcc: Recognize fido.
2248 * config/m68k/m68k-devices.def (fidoa): New.
2249 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
2251 (FL_FIDOA, TARGET_FIDOA): New.
2252 * config/m68k/m68k.opt (mfidoa): New.
2254 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2257 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
2258 when a personality function is used.
2260 2007-04-13 Bob Wilson <bob.wilson@acm.org>
2262 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
2264 2007-04-13 Mike Stump <mrs@apple.com>
2266 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
2268 * config/darwin.opt (fapple-kext): Make C++ only.
2269 * config/darwin.c (darwin_override_options): Remove code to ensure
2270 -fapple-kext is given for C++ only.
2272 2007-04-13 Richard Sandiford <richard@codesourcery.com>
2274 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
2275 * config/mips/mips.c (override_options): Call
2276 SUBTARGET_OVERRIDE_OPTIONS, if defined.
2278 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2280 * config/i386/i386.opt (msvr3-shlib): Removed.
2282 * doc/invoke.texi: Remove -msvr3-shlib.
2284 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2286 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
2287 with "popcnt" instruction.
2289 2007-04-13 Richard Guenther <rguenther@suse.de>
2291 PR tree-optimization/21258
2292 * tree-vrp.c (compare_case_labels): New helper.
2293 (find_switch_asserts): New function.
2294 (find_assert_locations): Call it for SWITCH_EXPRs.
2296 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
2298 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
2299 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
2300 check is now implied in X87_FLOAT_MODE_P.
2301 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2302 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2303 (fix_trunc<mode>_i386_fisttp): Ditto.
2304 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2305 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2306 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2307 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2308 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2309 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2310 (unnamed_splitters): Ditto.
2311 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
2312 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
2313 FIRST_SSE_REG for local functions when SSE math is enabled or
2314 for functions with sseregparm attribute.
2315 (standard_80387_constant_p): Return -1 if mode is not
2317 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
2318 (ix86_expand_compare): Ditto.
2319 (ix86_expand_carry_flag_compare): Ditto.
2320 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
2321 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
2322 DECIMAL_FLOAT_MODE_P.
2323 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
2324 of SCALAR_FLOAT_MODE_P.
2325 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
2326 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
2327 checks before FLOAT_MODE_P.
2328 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
2329 before FLOAT_MODE_P.
2334 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
2336 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
2337 Charles Wilson <libtool@cwilson.fastmail.fm>
2339 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
2340 (libgcc.mvars): Don't depend on them.
2341 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
2342 * exec-tool.in: New.
2344 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
2346 * doc/invoke.text (--help): Document --help=common.
2348 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
2350 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
2352 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2354 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
2355 * genemit.c (main): Emit #include "integrate.h".
2356 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
2357 (LOADGP_RTP): New mips_loadgp_style.
2358 * config/mips/mips.h: Include config/vxworks-dummy.h.
2359 (TARGET_RTP_PIC): New macro.
2360 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
2361 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
2362 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
2364 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
2365 -mvxworks-pic when using -mrtp and a PIC option.
2366 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
2368 (mips_symbolic_constant_p, mips_symbolic_address_p)
2369 (mips_symbol_insns): Handle SYMBOL_HALF.
2370 (override_options): Warn about -G and -mrtp being used together.
2371 Initialize mips_lo_relocs[SYMBOL_HALF].
2372 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
2373 (mips_emit_loadgp): Handle LOADGP_RTP.
2374 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
2375 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
2376 (tablejump): Handle function-relative case table entries if
2378 * config/mips/predicates.md (symbol_ref_operand): New predicate.
2380 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2382 * config/mips/mips.md (load_call<mode>): Allow any general register.
2384 (sibcall_value_internal, sibcall_value_multiple_internal)
2385 (call_value_internal, call_value_split, call_value_multiple_internal)
2386 (call_value_multiple_split): Remove constraints from operand 0.
2388 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2390 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
2391 rather than loadgp_noshared.
2392 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
2393 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
2395 * config/mips/mips.md (loadgp): Rename to...
2396 (loadgp_newabi): ...this.
2397 (loadgp_noshared): Rename to...
2398 (loadgp_absolute): ...this.
2400 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2402 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
2403 false for locally-binding symbols.
2404 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
2406 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2408 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
2409 (SYMBOL_GOT_PAGE_OFST): ...this.
2410 (SYMBOL_GOT_GLOBAL): Rename to...
2411 (SYMBOL_GOT_DISP): ...this.
2412 (SYMBOL_GOTOFF_GLOBAL): Rename to...
2413 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
2414 * config/mips/mips.c (mips_global_symbol_p): New function.
2415 (mips_symbol_binds_local_p): Likewise.
2416 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
2417 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
2418 and mips_symbol_binds_local_p.
2419 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
2420 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
2421 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
2423 (mips_ok_for_lazy_binding_p): New function.
2424 (mips_load_call_address, mips_expand_call): Use it.
2425 (mips_dangerous_for_la25_p): Likewise.
2426 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
2427 (*got_disp<mode>): Use got_disp_operand instead of
2428 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
2429 SYMBOL_GOTOFF_GLOBAL.
2430 (*got_page<mode>): Use got_page_ofst_operand instead of
2432 * config/mips/predicates.md (const_call_insn_operand): Use
2433 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
2434 (global_got_operand): Rename to...
2435 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
2437 (local_got_operand): Rename to...
2438 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
2439 of SYMBOL_GOT_LOCAL.
2441 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2443 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
2444 TARGET_CALL_CLOBBERED_GP.
2445 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2446 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
2447 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
2448 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
2449 of TARGET_ABICALLS && !TARGET_NEWABI.
2450 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2451 * config/mips/mips.c (mips_load_call_address): Check
2452 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2453 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2454 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2455 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
2456 TARGET_ABICALLS && TARGET_NEWABI.
2457 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
2459 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
2460 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
2461 TARGET_ABICALLS && TARGET_NEWABI.
2462 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
2463 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
2464 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
2465 whether indirect calls must use $25.
2466 (mips_extra_live_on_entry): Check TARGET_GOT instead of
2468 * config/mips/mips.md (jal_macro): Check flag_pic and
2469 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
2470 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
2471 instead of TARGET_ABICALLS.
2472 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
2473 TARGET_ABICALLS && TARGET_OLDABI.
2474 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2475 (sibcall): In the comment above the define_insn, mention
2476 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
2477 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
2478 instead of TARGET_ABICALLS.
2480 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2482 * doc/md.texi (Blackfin family constraints): Document PA and PB.
2483 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
2484 (MACFLAGS_MATCH_P): New macro.
2485 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
2486 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
2487 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
2488 the other MACFLAG constants.
2489 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
2490 (flag_machi): Tighten constraints. Renumber some of the operands.
2491 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
2493 (flag_machi_parts_acconly): New pattern.
2494 (flag_macinithi): Tighten constraints. Allow any accumulator to be
2496 (flag_macinit1hi): Tighten constraints.
2497 (flag_mul_macv2hi_parts_acconly): New pattern.
2499 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
2500 Use a more efficient implementation.
2501 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
2502 inline sequences when not optimizing for size.
2504 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
2505 movhi_high2low): Delete, merge functionality into...
2506 (packv2hi): ... this pattern.
2508 2007-02-11 Jie Zhang <jie.zhang@analog.com>
2509 * config/bfin/bfin.opt (msim): New option.
2510 (mcpu=): New option.
2511 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
2512 (bfin_cpu_t): Typedef of enum bfin_cpu.
2513 (bfin_cpu_type): New declaration.
2514 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
2515 -msim and -mcpu= options.
2516 (LIB_SPEC): Likewise.
2517 * config/bfin/bfin.c (bfin_cpu_type): Define.
2518 (bfin_handle_option): Handle -mcpu= option.
2519 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
2520 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
2521 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
2523 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2525 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
2526 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
2527 (powerpc-wrs-vxworksae): Use ${tm_file}.
2528 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
2529 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
2530 * config/i386/vx-common.h: New file.
2532 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2534 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
2537 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
2539 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
2542 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
2546 * c-common.c (c_build_qualified_type): Set canonical type
2549 2007-04-12 Richard Guenther <rguenther@suse.de>
2551 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
2552 lower bound and element size if lower bound is not zero
2553 or either of the ARRAY_REF operands is set.
2555 2007-04-12 Richard Guenther <rguenther@suse.de>
2557 PR tree-optimization/24689
2558 PR tree-optimization/31307
2559 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
2561 * gimplify.c (canonicalize_addr_expr): To be consistent with
2562 gimplify_compound_lval only set operands two and three of
2563 ARRAY_REFs if they are not gimple_min_invariant. This makes
2564 it never at this place.
2565 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
2567 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2569 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
2570 null before emitting a .nsubspa directive.
2572 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2574 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
2575 need_to_partition_p if there are no memory statements in the
2578 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2580 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
2581 (gcd_of_steps_may_divide_p): New function.
2582 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
2584 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2586 * reload.c (find_reloads_toplev, find_reloads_address,
2587 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
2588 not a pointer equality test, to decide if we need to call
2589 push_reg_equiv_alt_mem.
2591 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
2593 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
2594 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
2595 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
2597 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2599 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
2600 vector to be positive.
2602 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2606 * doc/invoke.texi: Document --params max-aliased-vops and
2608 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
2609 debug_memory_partitions): Move to tree-flow.h
2610 * params.h (AVG_ALIASED_VOPS): Define.
2611 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
2613 (mp_info_t): Likewise.
2614 (get_mem_sym_stats_for): New.
2615 (set_memory_partition): Move from tree-flow-inline.h.
2616 (mark_non_addressable): Only clear the set of symbols for the
2617 partition if it exists.
2618 (dump_memory_partitions): Move from tree-ssa-operands.c
2619 (debug_memory_partitions): Likewise.
2620 (need_to_partition_p): New.
2621 (dump_mem_ref_stats): New.
2622 (debug_mem_ref_stats): New.
2623 (dump_mem_sym_stats): New.
2624 (debug_mem_sym_stats): New.
2625 (update_mem_sym_stats_from_stmt): New.
2626 (compare_mp_info_entries): New.
2627 (mp_info_cmp): Call it.
2628 (sort_mp_info): Change argument to a list of mem_sym_stats_t
2630 (get_mpt_for): Move from tree-ssa-operands.c.
2631 (find_partition_for): New.
2632 (create_partition_for): Remove.
2633 (estimate_vop_reduction): New.
2634 (update_reference_counts): New.
2635 (build_mp_info): New.
2636 (compute_memory_partitions): Refactor.
2637 Document new heuristic.
2638 Call build_mp_info, update_reference_counts,
2639 find_partition_for and estimate_vop_reduction.
2640 (compute_may_aliases): Populate virtual operands before
2641 calling debugging dumps.
2642 (delete_mem_sym_stats): New.
2643 (delete_mem_ref_stats): New.
2644 (init_mem_ref_stats): New.
2645 (init_alias_info): Call it.
2646 (maybe_create_global_var): Remove alias_info argument.
2647 Get number of call sites and number of pure/const call sites
2648 from gimple_mem_ref_stats().
2649 (dump_alias_info): Call dump_memory_partitions first.
2650 (dump_points_to_info_for): Show how many times a pointer has
2652 * opts.c (decode_options): For -O2 set --param
2653 max-aliased-vops to 500.
2654 For -O3 set --param max-aliased-vops to 1000 and --param
2655 avg-aliased-vops to 3.
2656 * fortran/options.c (gfc_init_options): Remove assignment to
2658 * tree-flow-inline.h (gimple_mem_ref_stats): New.
2659 * tree-dfa.c (dump_variable): Dump memory reference
2661 Dump NO_ALIAS* settings.
2662 (referenced_var_lookup): Tidy.
2663 (mem_sym_stats): New.
2664 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
2665 and ORIG are different SSA names for a memory partition.
2666 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
2667 * tree-flow.h (struct mem_sym_stats_d): Define.
2668 (mem_sym_stats_t): Define.
2669 (struct mem_ref_stats_d): Define.
2670 (struct gimple_df): Add field mem_ref_stats.
2671 (enum noalias_state): Define.
2672 (struct var_ann_d): Add bitfield noalias_state.
2673 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
2674 debug_mem_ref_stats, debug_memory_partitions,
2675 debug_mem_sym_stats): Declare.
2676 * tree-ssa-structalias.c (update_alias_info): Update call
2677 sites, pure/const call sites and asm sites in structure
2678 returned by gimple_mem_ref_stats.
2679 Remove local variable IS_POTENTIAL_DEREF.
2680 Increase NUM_DEREFS if the memory expression is a potential
2682 Call update_mem_sym_stats_from_stmt.
2683 If the memory references memory, call
2684 update_mem_sym_stats_from_stmt for all the direct memory
2685 symbol references found.
2686 (intra_create_variable_infos): Set noalias_state field for
2687 pointer arguments according to the value of
2688 flag_argument_noalias.
2689 * tree-ssa-structalias.h (struct alias_info): Remove fields
2690 num_calls_found and num_pure_const_calls_found.
2691 (update_mem_sym_stats_from_stmt): Declare.
2692 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
2693 Set default value to 100.
2694 (PARAM_AVG_ALIASED_VOPS): Define.
2696 2007-04-11 Richard Guenther <rguenther@suse.de>
2699 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
2700 a * -b + c as c - a * b if we honor sign dependent rounding.
2702 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2704 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
2706 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
2707 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
2709 (initialize_trampoline): Don't use old-style function definition.
2710 (bfin_secondary_reload): Mark IN_P argument as unused.
2712 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
2714 PR tree-optimization/31343
2715 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
2716 (build_polynomial_chrec): Return a scalar when the evolution is zero.
2717 * testsuite/gcc.dg/vect/pr31343.c: New.
2719 2007-04-10 Eric Christopher <echristo@apple.com>
2721 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
2722 * config/i386/i386.md (*cmpfp0): Use.
2723 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2724 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2725 (fix_trunc<mode>_i386_fisttp): Ditto.
2726 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2727 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2728 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2729 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2730 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2731 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2732 (unnamed_splitters): Ditto.
2733 * config/i386/i386.c (output_fix_trunc): Assert that
2734 we're not being passed a TFmode operand.
2736 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
2738 PR tree-optimization/31526
2739 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
2740 n_basic_blocks to find newly added blocks.
2742 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
2744 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
2746 (fix_trunc<mode>si_sse): Ditto.
2747 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
2748 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
2749 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
2750 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
2751 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
2752 expander using SSEMODEF mode macro.
2753 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
2754 expander using SSEMODEF mode macro.
2755 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
2756 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
2757 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
2758 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
2759 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
2760 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
2761 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
2762 Macroize insn using X87MODEF mode macro.
2764 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
2766 * config/i386/sse.md (sse2_pinsrw): Removed.
2767 (sse2_pextrw): Renamed to ...
2768 (*sse2_pextrw): This.
2770 2007-04-09 Jan Hubicka <jh@suse.cz>
2773 * config/i386/sse.md
2774 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
2775 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
2776 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
2777 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
2779 2007-04-09 Jan Hubicka <jh@suse.cz>
2781 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
2782 multiple fields of union.
2784 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
2786 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
2787 (create_preheaders): Check that loops are available.
2788 (fix_loop_structure): Clean up, improve comments.
2789 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
2790 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
2792 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
2793 * predict.c (tree_estimate_probability): Do not call
2794 calculate_dominance_info. Call create_preheaders.
2795 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
2796 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
2798 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
2799 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
2800 * tree-cfg.c (tree_split_edge): Make an assert more precise.
2801 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
2804 2007-04-08 Jan Hubicka <jh@suse.cz>
2806 * tree.h (maybe_fold_offset_to_component_ref): Declare.
2807 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
2808 * fold-const.c (fold_unary): Use it.
2810 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2812 * varasm.c (assemble_variable): Remove call to
2813 lang_hooks.decls.prepare_assemble_variable.
2814 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
2815 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
2816 * langhooks.h (lang_hooks_for_decls): Remove
2817 prepare_assemble_variable.
2819 2007-04-08 Mike Stump <mrs@apple.com>
2821 * config/i386/i386.c: Use inc/dec on Core2.
2823 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
2825 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
2826 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2827 lhd_tree_inlining_end_inlining): Remove.
2828 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
2829 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
2831 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
2832 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2833 lhd_tree_inlining_end_inlining): Remove prototypes.
2834 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
2835 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
2836 LANG_HOOKS_TREE_INLINING_START_INLINING,
2837 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
2839 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
2842 2007-04-08 Anatoly Sokolov <aesok@post.ru>
2845 * config/avr/predicates.md (io_address_operand): Delete predicate.
2846 (low_io_address_operand): Don't use 'mode' argument.
2847 (higth_io_address_operand): Rename ...
2848 (high_io_address_operand): ... to this. Don't use 'mode' argument.
2849 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
2852 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
2854 Revert change removing staticp.
2856 2007-04-07 Anatoly Sokolov <aesok@post.ru>
2859 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
2862 2007-04-07 Bruce Korb <bkorb@gnu.org>
2864 * c.opt: Add -Wformat-contains-nul.
2865 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
2867 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
2868 the NUL byte warning.
2870 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
2872 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
2874 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2876 * tree.c (staticp): No longer use staticp langhook.
2877 * langhooks.c (lhd_staticp): Removed.
2878 * langhooks.h (struct lang_hooks): Remove staticp.
2879 * c-common.c (c_staticp): Remove.
2880 * c-common.h (c_staticp): Ditto.
2881 * langhooks-defs.h (lhd_staticp): Ditto.
2882 (LHD_HOOKS_STATICP): Ditto
2883 * tree.h (gcc_assert_lowered): New macro.
2885 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2887 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
2888 argument "reliable".
2889 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
2890 Add argument "reliable". Propagate it through calls.
2891 (infer_loop_bounds_from_undefined): Derive number of iterations
2892 estimates from references in blocks that do not dominate loop latch.
2893 (gcov_type_to_double_int): New function.
2894 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
2895 and expected_loop_iterations_unbounded.
2896 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
2897 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
2898 * tree-data-ref.c (estimated_loop_iterations): Export.
2899 (get_references_in_stmt): Fix -- do not return addresses of local
2901 * cfgloop.h (expected_loop_iterations_unbounded,
2902 estimated_loop_iterations): Declare.
2904 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
2906 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
2908 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2910 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
2911 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
2912 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
2913 Use output_387_reg_move().
2914 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
2915 expander using X87MODEF12 mode macro.
2916 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
2917 choosing register preferences. Use output_387_reg_move().
2918 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
2919 instead of "x". Use output_387_reg_move().
2920 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
2921 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
2922 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
2923 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
2924 Use output_387_reg_move().
2925 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
2927 (*truncxf?f_i387 splitter): Ditto.
2929 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2931 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2932 LANG_HOOKS_SAFE_FROM_P.
2933 * expr.c (safe_from_p): Remove langhook call.
2934 * langhooks.h (lang_hooks): Remove safe_from_p.
2935 (lhd_safe_from_p): Remove prototype.
2936 * langhooks.c (lhd_safe_from_p): Remove.
2938 2007-04-06 Jan Hubicka <jh@suse.cz>
2940 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
2943 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2945 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
2946 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
2947 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
2948 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
2950 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
2951 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
2953 2007-04-05 Richard Henderson <rth@redhat.com>
2955 * config/alpha/alpha.c (print_operand) [+]: Remove.
2956 (alpha_end_function): Print nop if call at end of function.
2957 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
2958 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
2959 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
2960 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
2961 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
2962 the call pattern. Update peepholes to match.
2964 2007-04-05 Janis Johnson <janis187@us.ibm.com>
2966 * doc/extend.texi (Other Builtins): Add decimal float variants
2968 * builtins.def: Ditto.
2969 * builtins.c (expand_builtin): Ditto.
2971 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
2972 H.J. Lu <hongjiu.lu@intel.com>
2975 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
2976 of V8HImode when calling ix86_binary_operator_ok.
2977 (sse2_pmaddwd): Call ix86_binary_operator_ok.
2978 (sdot_prodv8hi): Operands 1 and 2 must be register.
2980 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2982 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
2983 initialize align to silence bogus warning.
2985 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2988 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
2990 (struct sra_walk_fns): Remove use_all parameter from use.
2991 (sra_hash_tree): Handle BIT_FIELD_REFs.
2992 (sra_elt_hash): Don't hash bitfld blocks.
2993 (sra_elt_eq): Skip them in parent compares as well. Handle
2995 (sra_walk_expr): Don't maintain or pass down use_all_p.
2996 (scan_use): Remove use_all parameter.
2997 (scalarize_use): Likewise. Re-expand assignment to
2998 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
2999 output, and re-scalarize after output. Don't mark anything
3001 (scalarize_ldst): Adjust.
3002 (scalarize_walk_gimple_modify_statement): Likewise.
3003 (build_element_name_1): Handle BIT_FIELD_REFs.
3004 (instantiate_element): Don't warn for any element whose parent
3006 (instantiate_missing_elements_1): Return the sra_elt.
3007 (canon_type_for_field): New.
3008 (try_instantiate_multiple_fields): New.
3009 (instantiate_missing_elemnts): Use them.
3010 (mark_no_warning): Removed.
3011 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3012 (REPLDUP, sra_build_elt_assignment): New.
3013 (generate_copy_inout): Use them.
3014 (generate_element_copy): Likewise. Handle bitfld differences.
3015 (generate_element_zero): Don't recurse for blocks. Use
3016 sra_build_elt_assignment.
3017 (generate_one_element_int): Take elt instead of var. Use
3018 sra_build_elt_assignment.
3019 (generate_element_init_1): Adjust.
3020 (scalarize_use, scalarize_copy): Use REPLDUP.
3021 (scalarize_ldst): Move assert before dereference.
3022 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3024 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
3026 * regmove.c: Fix unused variable warnings due to previous commit.
3028 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
3030 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
3031 (regmove_bb_head): Remove.
3032 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
3033 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
3034 problems with fixup_match_1.
3035 Don't initialize/free regmove_bb_head.
3037 (reg_is_remote_constant_p): If an insn is in the same basic block
3038 but not before INSN, consider it remote, too.
3040 2007-04-05 Anatoly Sokolov <aesok@post.ru>
3043 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
3044 DECL_ASSEMBLER_NAME, not the DECL_NAME.
3046 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
3048 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
3049 (CONDITIONAL_REGISTER_USAGE): Likewise.
3051 2007-04-04 Richard Henderson <rth@redhat.com>
3053 * config/alpha/lib1funcs.asm: Remove unused file.
3055 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3058 * opts.c (print_specific_help): Fix --help=<language>
3060 (common_handle_option): Support --help=common.
3062 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3065 * gcc.c (main): Do not run the linker if
3066 print_subprocess_help indicates that it shouldn't be
3069 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3072 * doc/invoke.texi (--help=): Document <languages> value, fix
3073 formatting in tables of values.
3075 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
3077 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
3078 dllimport attribute of virtual methods.
3080 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
3082 * config/score/crti.asm: Change _bss_start to __bss_start.
3083 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
3084 (OUTGOING_REG_PARM_STACK_SPACE) update.
3085 * config/score/score.opt: add options to make backend support
3086 score5, score5u, score7 and score7d.
3087 * config/score/score.md: Likewise.
3088 * config/score/misc.md: Likewise.
3089 * config/score/mac.md: Likewise.
3090 * doc/invoke.texi: Likewise.
3091 * doc/md.texi: update constraints define.
3093 2007-04-03 Richard Henderson <rth@redhat.com>
3095 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
3096 an appropriate type, use the mode instead.
3098 2007-04-03 Richard Sandiford <richard@codesourcery.com>
3100 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
3101 Set the default --with-arch setting to mips2.
3102 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
3103 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3104 (MULTILIB_OSDIRNAMES): Delete.
3105 (MULTILIB_DIRNAMES): Define.
3106 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
3107 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
3108 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
3109 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
3110 VXWORKS_OS_CPP_BUILTINS.
3111 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
3112 (MIPS_DEBUGGING_INFO): Undefine.
3113 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
3115 2007-04-03 Jakub Jelinek <jakub@redhat.com>
3118 * fold-const.c (native_encode_real): Encode real.c provided longs
3119 as a series of 32-bit native integers.
3120 (native_interpret_real): Interpret buffer as a series of 32-bit
3123 2007-04-03 Richard Guenther <rguenther@suse.de>
3125 * genpreds.c (write_insn_constraint_len): Write function
3126 optimized for CONSTRAINT_LEN implementation.
3127 (write_tm_preds_h): Output insn_constraint_len inline and
3128 use it for CONSTRAINT_LEN.
3129 (write_insn_preds_c): Don't output insn_constraint_len.
3130 * doc/md.texi (define_register_constraint): Document multi-letter
3131 constraints shall have the same length if they start with the same
3134 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
3137 * config/i386/i386.md (isinf<mode>2): Expand only when
3138 TARGET_C99_FUNCTIONS is set.
3140 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
3142 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
3143 (x86_64-*-linux*): Ditto.
3144 * config/i386/i386.opt (mpc): New option.
3145 * config/i386/i386.c (overrride_options): Handle
3146 ix87_precision_string.
3147 * config/i386/crtprec.c: New file.
3148 * config/i386/t-crtpc: Ditto.
3149 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
3151 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
3152 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3153 crtprec32.o, crtprec64.o and crtprec80.o.
3155 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
3157 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
3159 2007-04-02 Eric Christopher <echristo@apple.com>
3161 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
3162 limitations on darwin.
3164 2007-04-02 Anatoly Sokolov <aesok@post.ru>
3167 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
3169 2007-04-02 Dave Korn <dave.korn@artimi.com>
3171 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
3173 2007-04-02 Dave Korn <dave.korn@artimi.com>
3175 * libgcc2.h (exception_descriptor): Don't forward-declare.
3176 (__get_eh_table_language, __get_eh_table_version): Delete
3177 prototypes of long-dead functions.
3179 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
3181 * ebitmap.h: New file
3182 * ebitmap.c: New file
3183 * Makefile.in (ebitmap.o): New target.
3185 2007-04-01 Jan Hubicka <jh@suse.cz>
3187 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
3188 before very first instruction.
3190 2007-04-01 Jan Hubicka <jh@suse.cz>
3192 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
3193 waring on 64bit hosts.
3194 * bitmap.h: Fix typo in bitmap_head_def.
3196 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
3198 PR rtl-optimization/31391
3199 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
3200 into a DELETED_LABEL note, and the label is in an empty basic
3201 block, update BB_END as well as BB_HEAD.
3203 2007-04-01 Richard Henderson <rth@redhat.com>
3205 PR tree-optimization/31169
3206 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
3207 to varying if the range is outside [0, prec-1].
3209 2007-04-01 Richard Sandiford <richard@codesourcery.com>
3212 * config/mips/mips.md (load_const_gp): New insn.
3213 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
3214 the MIPS16 GP pseudo register if no_new_pseudos.
3215 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
3217 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3220 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
3222 (call_value): Likewise.
3224 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
3225 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3228 * doc/invoke.texi: (optimization options): Reword description
3229 of -ffast-math. Document its primary purpose.
3231 2007-03-31 Richard Guenther <rguenther@suse.de>
3233 * omp-low.c (splay-tree.h): Include.
3234 (lookup_decl): Replace splay-tree usage by pointer-map.
3235 (maybe_lookup_decl): Likewise.
3236 (new_omp_context): Likewise.
3237 (delete_omp_context): Likewise.
3238 * gimplify.c (splay-tree.h): Include.
3239 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
3241 (remap_ssa_name): Likewise.
3242 (remap_decl): Likewise.
3243 (remap_type_1): Likewise.
3244 (remap_type): Likewise.
3245 (copy_body_r): Likewise.
3246 (expand_call_inline): Likewise.
3247 (clone_body): Likewise.
3248 (copy_tree_r): Likewise.
3249 (remap_save_expr): Likewise.
3250 (unsave_r): Likewise.
3251 (unsave_expr_now): Likewise.
3252 (tree_function_versioning): Likewise.
3253 (build_duplicate_type): Likewise.
3254 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
3255 (struct copy_body_data): Replace splay-tree by pointer-map.
3256 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
3257 not $(SPLAY_TREE_H).
3258 (gimplify.o): Depend on $(SPLAY_TREE_H).
3259 (omp-low.p): Likewise.
3261 2007-03-31 Anatoly Sokolov <aesok@post.ru>
3263 * config/avr/predicates.md (even_register_operand,
3264 odd_register_operand): New predicates.
3265 * config/avr/avr.md (movw peephole2): New.
3266 (movw_r peephole2): New.
3268 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
3270 * tree.h (get_signed_or_unsigned_type): New.
3271 * fold-const.c (operand_equal_for_comparison_p): Use
3272 get_signed_or_unsigned_type instead of
3273 lang_hooks.types.signed_or_unsigned_type.
3274 * expr.c (store_expr): Ditto.
3275 * langhooks.c (get_signed_or_unsigned_type): New.
3276 (lhd_signed_or_unsigned_type): New.
3277 * langhooks.h (lhd_signed_or_unsigned_type): New.
3278 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
3280 2007-03-30 Richard Henderson <rth@redhat.com>
3282 * tree-ssa-loop-ivopts.c: Include target.h.
3283 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
3284 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
3285 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
3286 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
3288 2007-03-30 Richard Henderson <rth@redhat.com>
3289 Kai Tietz <kai.tietz@onevision.com>
3291 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
3293 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
3294 (TARGET_64BIT_MS_ABI): New.
3295 (DBX_REGISTER_NUMBER): Handle 64-bit.
3296 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
3297 (LONG_TYPE_SIZE): Force to 32.
3298 (REG_PARM_STACK_SPACE): New.
3299 (OUTGOING_REG_PARM_STACK_SPACE): New.
3300 (REGPARM_MAX, SSE_REGPARM_MAX): New.
3301 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3302 (STACK_BOUNDARY): Use 128 for 64-bit.
3303 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
3304 Add 64-bit implementation.
3305 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
3307 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
3308 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
3309 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
3310 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
3311 (ix86_handle_cconv_attribute): Don't warn when ignoring if
3312 TARGET_64BIT_MS_ABI.
3313 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
3314 (ix86_pass_by_reference): Likewise.
3315 (ix86_function_value_regno_p): Likewise.
3316 (ix86_build_builtin_va_list): Likewise.
3317 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
3318 (function_arg_advance_ms_64): New.
3319 (function_arg_advance): Call it.
3320 (function_arg_ms_64): New.
3321 (function_arg): Call it.
3322 (function_value_ms_64): New.
3323 (ix86_function_value_1): Call it.
3324 (return_in_memory_ms_64): New.
3325 (ix86_return_in_memory): Call it.
3326 (setup_incoming_varargs_ms_64): New.
3327 (ix86_setup_incoming_varargs): Call it.
3328 (ix86_expand_prologue): Handle 64-bit stack probing.
3329 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
3330 (output_pic_addr_const): Likewise.
3331 (x86_this_parameter): Likewise.
3332 (x86_output_mi_thunk): Likewise.
3333 (x86_function_profiler): Likewise.
3334 (TARGET_STRICT_ARGUMENT_NAMING): New.
3335 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
3336 (TARGET_64BIT_MS_ABI): New.
3337 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
3338 * config/i386/i386.md (allocate_stack_worker): Remove.
3339 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
3340 describe the clobber of eax without a match_scratch.
3341 (allocate_stack_worker_postreload): Remove.
3342 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
3343 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
3344 (allocate_stack_worker_rex64_postreload): Remove.
3345 (allocate_stack): Handle 64-bit.
3346 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
3347 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
3348 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
3349 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
3350 (STANDARD_STARTFILE_PREFIX_1): Likewise.
3351 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
3352 * config.build (x86_64-*-mingw*): New host.
3353 * config.host (x86_64-*-mingw*): New host.
3354 * config.gcc (x86_64-*-mingw*): New target.
3355 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
3357 2007-03-30 Richard Henderson <rth@redhat.com>
3358 Kai Tietz <kai.tietz@onevision.com>
3360 * c-pragma.c (struct def_pragma_macro_value): New.
3361 (struct def_pragma_macro): New.
3362 (pushed_macro_table): New.
3363 (dpm_hash, dpm_eq): New.
3364 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
3365 (init_pragma): Install them.
3366 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3368 2007-03-30 Anatoly Sokolov <aesok@post.ru>
3370 * config/avr/avr.c (avr_override_options): Clear
3371 'flag_delete_null_pointer_checks'.
3373 2007-03-30 Paolo Carlini <pcarlini@suse.de>
3376 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
3377 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
3378 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
3379 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
3380 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
3381 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
3382 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
3384 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
3386 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
3388 * regmove.c: Move all of pass_stack_adjustments from here...
3389 * combine-stack-adj.c: ...to this new file.
3390 * Makefile.in: Add rules for combine-stack-adj.o.
3392 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
3394 PR tree-optimization/31383
3395 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
3396 to have the same length.
3398 2007-03-30 Jan Hubicka <jh@suse.cz>
3401 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
3402 availablility; add more sanity checking; ask varpool only about
3405 2007-03-29 Richard Henderson <rth@redhat.com>
3407 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
3408 to decide, but __SIZEOF_LONG_LONG__.
3410 2007-03-29 Richard Henderson <rth@redhat.com>
3412 * emutls.c (struct __emutls_array): New.
3413 (emutls_destroy): Use it instead of casting element 0 from void*.
3414 (__emutls_get_address): Likewise.
3416 2007-03-29 Richard Henderson <rth@redhat.com>
3418 * varasm.c (initializer_constant_valid_p): Don't deny
3419 DECL_DLLIMPORT_P on functions.
3421 * config/i386/cygming.h: Remove function declarations.
3422 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
3423 (ASM_OUTPUT_LABELREF): Remove.
3424 (COMMON_ASM_OP): Remove.
3425 (ASM_OUTPUT_COMMON): Remove.
3426 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
3427 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
3428 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3429 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
3430 Rename from TARGET_ENCODE_SECTION_INFO.
3431 * config/i386/netware.h: Likewise.
3432 * config/i386/i386-protos.h: Update.
3433 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
3434 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
3435 (legitimate_constant_p): Reject dllimports.
3436 (dllimport_map, get_dllimport_decl): New.
3437 (legitimize_dllimport_symbol): New.
3438 (legitimize_address, ix86_expand_move): Use it.
3439 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
3440 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
3441 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
3442 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
3443 * config/i386/predicates.md (constant_call_address_operand): Only
3444 accept symbols; reject dllimport_p symbols.
3445 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
3446 i386_pe_maybe_record_exported_symbol.
3447 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
3448 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
3449 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
3450 trust the setting of DECL_DLLIMPORT_P.
3451 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
3452 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
3453 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
3454 tidy the argument scanning loop.
3455 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
3456 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
3457 (i386_pe_strip_name_encoding): Remove.
3458 (i386_pe_binds_local_p): New.
3459 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
3460 (i386_pe_output_labelref): Remove.
3461 (i386_pe_asm_output_aligned_decl_common): New.
3462 (i386_pe_maybe_record_exported_symbol): Rename from
3463 i386_pe_record_exported_symbol; check for dllexported symbols.
3465 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
3467 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
3468 add comment explaining why vsnprintf cannot be used.
3470 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
3472 PR tree-optimization/30666
3473 * tree.c (build_complex_type): When creating type names for DWARF2
3474 debug info, create TYPE_DECLs for TYPE_NAME instead of
3476 (build_common_tree_nodes_2): Use build_complex_type when building
3477 predefined complex types, to preserve canonical types.
3479 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
3481 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
3482 (noce_get_alt_condition): Look at it to determine whether to
3483 reverse the condition or not.
3484 (noce_get_condition): Substitute the truth for lies.
3485 (noce_find_if_block): Set the then_else_reversed field.
3487 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
3489 * config/fr30/fr30.md (movdi): Do not accept immediates as the
3490 destination of this insn.
3491 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
3492 than calling gen_rtx_SET directly. Use r0 to hold the value of
3493 'address + 4' rather than a stack based temporary which can be
3496 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3498 * config/s390/s390.c (s390_secondary_input_reload_class,
3499 s390_secondary_output_reload_class): Functions removed.
3500 (s390_secondary_reload): New function.
3501 (TARGET_SECONDARY_RELOAD): Target macro defined.
3502 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
3503 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
3504 * config/s390/s390.md ("reload_outti", "reload_outdi",
3505 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
3506 "reload_out<mode>"): Expanders removed.
3507 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
3508 "reload<mode>_nonoffmem_out"): Expanders added.
3510 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3512 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
3513 SRC->DEST replacement failed anyway.
3515 2007-03-28 Mike Stump <mrs@apple.com>
3517 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
3518 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
3519 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
3521 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3523 * config.gcc: Accept barcelona as a variant of amdfam10.
3524 * config/i386/i386.c (override_options): Likewise.
3525 * doc/invoke.texi: Likewise.
3527 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
3529 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
3530 offsets for BIT_FIELD_REF and COMPONENT_REF.
3532 2007-03-28 Richard Guenther <rguenther@suse.de>
3534 * tree.c (is_global_var): Move ...
3535 * tree-flow-inline.h (is_global_var): ... here.
3536 * tree.h (is_global_var): Remove declaration.
3538 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
3540 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
3542 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
3543 * config/i386/i386.c (ix86_tune_features): Initialize new
3545 * config/i386/predicates.md (promotable_binary_operator): Use
3546 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
3548 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
3551 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
3553 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
3555 * config/fr30/fr30.md (movsi_internal): Change destination
3556 constraint from m to V and add m to the end.
3558 2007-03-28 Christian Bruel <christian.bruel@st.com>
3560 * config/sh/sh.md (movsi_i): Fix type attribute.
3562 2007-03-28 Christian Bruel <christian.bruel@st.com>
3564 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
3565 (movsf_ie): Likewise.
3567 2007-03-28 Christian Bruel <christian.bruel@st.com>
3569 * config.gcc: Add sh4-300 to multilib.
3570 * config/sh/t-mlib-sh4-300: New file.
3572 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
3574 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
3575 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
3577 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
3578 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
3579 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
3580 "fixuns_trunctddi2"): Whitespace fix.
3582 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
3584 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
3585 the definition of struct sh_args.
3586 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
3587 CALL_COOKIE_INT_REG_GET): Likewise.
3589 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
3591 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
3592 transformations are applied successfully.
3594 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
3596 * tree.c (tree_contains_struct): Permit 512 tree codes.
3597 * tree.h (tree_contains_struct): Ditto.
3598 (MAX_TREE_CODES): Ditto.
3599 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
3600 SPARE member to store remaining padding bits.
3602 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3604 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
3607 2007-03-27 Janis Johnson <janis187@us.ibm.com>
3609 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
3610 * configure: Regenerate.
3612 * configure: Regenerate using the correct version of autoconf.
3614 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3616 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
3618 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
3619 regs to "__SP_L__" and "__SP_H__".
3621 2007-03-27 Richard Guenther <rguenther@suse.de>
3623 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
3624 computations with it with a HOST_WIDE_INT variable.
3626 2007-03-26 Mike Stump <mrs@apple.com>
3628 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
3629 objective-c-header, objective-c++-header and objc++-cpp-output
3631 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
3633 2007-03-26 Richard Henderson <rth@redhat.com>
3636 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
3637 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
3638 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
3639 IX86_BUILTIN_PSRLQ128): New.
3640 (ix86_init_mmx_sse_builtins): Add them.
3641 (ix86_expand_builtin): Expand them.
3642 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
3643 operand 2 be TImode.
3644 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
3645 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
3646 _mm_srli_epi64): Mark __B const.
3647 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
3648 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
3649 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
3650 new two-vector shift builtins.
3652 2007-03-26 Ian Lance Taylor <iant@google.com>
3654 PR tree-optimization/31345
3655 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
3656 [+INF, +INF(OVF)] into VARYING.
3658 2007-03-26 Zack Weinberg <zackw@panix.com>
3660 * gengtype-parse.c: New file.
3661 * gengtype-yacc.y: Delete.
3662 * gengtype-lex.l: Don't include gengtype-yacc.h.
3663 Define YY_DECL and yyterminate appropriately for recursive
3664 descent parser. yylval is now a string out-parameter to yylex.
3665 (HWS, EOID): New shorthand.
3666 (IWORD): Add a couple more types.
3667 (yylex): Add a setup stanza. Remove the complex rules for
3668 detecting GTY'ed types and typedefs; replace with simple
3669 keyword detectors. Adjust everything for the changed
3670 definition of yylval. Ignore all pp-directives, not just #define.
3672 (parse_file): Rename yybegin; do not call yyparse.
3674 * gengtype.c (xasprintf): Export again.
3675 (this_file): New. Use everywhere __FILE__ was being used.
3676 (get_lang_bitmap): Special case types defined in gengtype.c.
3677 (do_typedef, new_structure): Suppress definition of certain types.
3678 (new_structure): Improve diagnostics of duplicate definitions.
3679 Make sure location_s is associated with input.h.
3680 (nreverse_pairs, define_location_structures): New functions.
3681 (main): Improve tagging of kludge types. Remove old kludges
3682 for input.h types; use define_location_structures.
3683 * gengtype.h: Update prototypes. Define token codes here.
3684 * Makefile.in: Remove all references to gengtype-yacc.
3685 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
3687 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
3688 add GTY((skip)) to the field that's only conditionally there.
3689 * doc/install.texi: Document that Bison is no longer required
3690 unless building treelang.
3692 * gengtype.c: Don't include gtyp-gen.h.
3693 (srcdir): Declare here.
3694 (base_files, lang_dir_names): Allocate dynamically.
3695 (gt_files, num_gt_files, num_lang_dirs): New globals.
3696 (measure_input_list, read_input_line, read_input_list)
3697 (set_lang_bitmap): New functions.
3698 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
3699 simplify, relying on read_input_list to set up the bitmaps.
3700 (main): Arguments are no longer unused. Check for correct number
3701 of command line arguments, set srcdir and srcdir_len, then call
3702 read_input_list, before doing anything else. No need to worry
3703 about duplicates in main loop.
3704 * configure.ac: Simplify the calculation of all_gtfiles.
3705 Put language tags in there. Don't set or substitute
3706 all_gtfiles_files_langs or all_gtfiles_files_frags.
3707 * Makefile.in: Revamp the way gengtype is invoked, now that it
3708 takes a file on its command line with a much simpler format.
3709 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
3710 (GTFILES): Remove duplicates and C source files.
3711 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
3712 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
3713 * configure: Regenerate.
3715 * gengtype.h: Remove all type definitions to gengtype.c; leave
3716 only definitions of options_p, type_p, and pair_p as opaque
3717 pointers. Update prototypes.
3718 * gengtype.c: Many type definitions moved here from gengtype.h.
3719 Consolidate type definitions at the top of the file.
3720 (xvasprintf): Delete.
3721 (xasprintf): Make static.
3722 (create_nested_pointer_option): Add 'next' parameter.
3723 (create_field_all, create_field_at): New functions.
3724 (create_field): Now a thin wrapper around create_field_all.
3725 (create_optional_field): Rename create_optional_field_ and add
3726 line argument. Original name is now a macro which supplies
3728 (oprintf): Use vsnprintf directly.
3729 (close_output_files): Use fatal rather than perror/exit.
3730 (note_def_vec, note_def_vec_alloc): Use create_field_at.
3731 (main): Set progname. Don't use exit.
3732 * gengtype-yacc.y (struct_fields): Use create_field_at.
3733 (option, optionseqopt): Delete.
3734 (optionseq): Consolidate productions from option here so we
3735 can use the first argument to create_option.
3737 * gengtype-lex.l: Distinguish unions from structures in the
3738 token type. Don't call find_structure; return the tag as a string.
3739 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
3740 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
3741 Reorganize typedef_struct production accordingly.
3742 Use create_nested_ptr_option.
3743 * gengtype.c (create_nested_ptr_option): New function.
3744 * gengtype.h: Declare it.
3746 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
3747 (string_type): Don't declare.
3748 (do_scalar_typedef): Declare.
3749 (create_scalar_type): Update prototype.
3750 * gengtype.c (string_type): Make static.
3751 (scalar_nonchar, scalar_char): New.
3752 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
3753 (resolve_typedef): Use scalar_nonchar for error recovery.
3754 (create_scalar_type): Remove name_len field. Return scalar_char
3755 or scalar_nonchar as appropriate.
3756 (adjust_field_type): Look at scalar_is_char boolean to decide whether
3758 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
3760 (main): Initialize scalar_char and scalar_nonchar before calling
3762 * gengtype-lex.l: Adjust for removal of second argument to
3763 create_scalar_type. Use yylval.s instead of yylval.t when
3765 * gengtype-yacc.y: Type of SCALAR is string. Call
3766 create_scalar_type from type:SCALAR rule. Adjust for removal of
3767 second argument to create_scalar_type.
3769 * vec.h: Remove all #if IN_GENGTYPE blocks.
3770 Add comment saying that changes may require adjustments to gengtype.
3771 * gengtype.c: Don't include coretypes.h or tm.h.
3772 Add comment to inclusion of errors.h.
3773 (note_def_vec, note_def_vec_alloc): New functions.
3774 * gengtype.h: Declare new functions.
3775 * gengtype-lex.l: Don't include coretypes.h.
3776 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
3778 (update_lineno): Remove unnecessary prototype.
3779 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
3780 (VEC rule): Just return VEC_TOKEN.
3781 * gengtype-yacc.y (VEC_TOKEN): New token type.
3782 (type): Add a production for VEC(a,b).
3783 * Makefile.in: Update dependencies.
3785 * gengtype-lex.l: Remove rules for parsing pointer-to-function
3786 typedefs that use the old PARAMS macro.
3788 * gengtype-lex.l: Remove all rules and states relating to yacc
3790 * gengtype-yacc.y: Similarly.
3791 * gengtype.c (note_yacc_type): Delete function.
3792 * gengtype.h: Update prototypes.
3794 2007-03-26 Joseph Myers <joseph@codesourcery.com>
3796 * tree-pretty-print.c (dump_generic_node): Report precision of
3797 unnamed integer types.
3799 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
3801 * ifcvt.c (noce_try_store_flag_constants): Don't check
3802 no_new_pseudos here.
3803 (noce_try_store_flag_constants): Don't check no_new_pseudos.
3804 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
3805 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
3806 noce_try_sign_mask): Likewise.
3807 (if_convert): Check no_new_pseudos here.
3809 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
3811 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
3812 (noce_get_condition): Handle new then_else_reversed argument.
3813 (noce_init_if_info): Remove, fold into noce_find_if_block.
3814 (noce_process_if_block): Take a struct noce_if_info as the
3815 argument. Don't set up one based on ce_if_info. Update pointer
3816 references accordingly.
3817 (cond_move_process_if_block): Likewise.
3818 (process_if_block): Removed.
3819 (find_if_block): Removed. Move functionality two new functions,
3820 noce_find_if_block and cond_exec_find_if_block.
3821 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
3822 blocks and the symmetric IF-ELSE-JOIN case.
3823 (cond_exec_find_if_block): Also new function mostly based on old
3824 find_if_block and process_if_block.
3825 (find_if_header): Replace find_if_block call with separately
3826 guarded calls to noce_find_if_block and cond_exec_find_if_block.
3827 (find_cond_trap): Update noce_get_condition call.
3828 (dead_or_predicable): Likewise.
3830 2007-03-26 Jakub Jelinek <jakub@redhat.com>
3832 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
3834 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
3835 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
3836 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
3837 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
3838 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
3839 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
3840 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
3841 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
3842 __builtin_ia32_psrad128 builtins.
3844 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
3846 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
3847 * config/i386/constraints.md
3848 (define_constraint "I"): Use IN_RANGE macro.
3849 (define_constraint "J"): Ditto.
3850 (define_constraint "K"): Ditto.
3851 (define_constraint "M"): Ditto.
3852 (define_constraint "N"): Ditto.
3853 (define_constraint "O"): Ditto.
3854 * config/i386/predicates.md
3855 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
3856 (define_predicate "const_0_to_3_operand"): Ditto.
3857 (define_predicate "const_0_to_7_operand"): Ditto.
3858 (define_predicate "const_0_to_15_operand"): Ditto.
3859 (define_predicate "const_0_to_63_operand"): Ditto.
3860 (define_predicate "const_0_to_255_operand"): Ditto.
3861 (define_predicate "const_1_to_31_operand"): Ditto.
3862 (define_predicate "const_2_to_3_operand"): Ditto.
3863 (define_predicate "const_4_to_7_operand"): Ditto.
3865 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3867 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
3868 in SImode for save_world.
3869 * config/rs6000/altivec.md (save_world, restore_world): Convert to
3872 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
3874 PR tree-optimization/30784
3875 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
3878 2007-03-25 Revital Eres <eres@il.ibm.com>
3880 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
3881 Fold movement_possibility function into it.
3883 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3885 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
3886 (load_macho_picbase_{si,di}): Convert to LR hard reg.
3887 (call_indirect_nonlocal_darwin64): Same.
3888 (call_nonlocal_darwin64): Same.
3889 (call_value_indirect_nonlocal_darwin64): Same.
3890 (call_value_nonlocal_darwin64): Same.
3891 (sibcall_nonlocal_darwin64): Same.
3892 (sibcall_value_nonlocal_darwin64): Same.
3893 (sibcall_symbolic_64): Same.
3894 (sibcall_value_symbolic_64): Same.
3895 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
3897 (rs6000_emit_load_toc_table): Same.
3898 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
3899 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
3905 (load_toc_v4_pic_si): Same
3906 (load_toc_v4_PIC_1): Same.
3907 (load_toc_v4_PIC_1b): Same.
3908 (call_indirect_aix{32,64}): Same.
3909 (call_value_indirect_aix{32,64}): Same.
3912 (call_local{32,64}): Same.
3913 (call_value_local{32,64}): Same.
3914 (call_indirect_nonlocal_aix{32,64}): Same.
3915 (call_nonlocal_aix{32,64}): Same.
3916 (call_value_indirect_nonlocal_aix{32,64}): Same.
3917 (call_value_nonlocal_aix{32,64}): Same.
3918 (call_indirect_nonlocal_sysv<mode>): Same.
3919 (call_nonlocal_sysv<mode>): Same.
3920 (call_value_indirect_nonlocal_sysv<mode>): Same.
3921 (call_value_nonlocal_sysv<mode>): Same.
3923 (sibcall_local{32,64}): Same.
3924 (sibcall_value_local{32,64}): Same.
3925 (sibcall_nonlocal_aix{32,64}): Same.
3926 (sibcall_value_nonlocal_aix{32,64}): Same.
3927 (sibcall_nonlocal_sysv<mode>): Same.
3928 (sibcall_value): Same.
3929 (sibcall_value_nonlocal_sysv<mode>): Same.
3931 2007-03-24 Paul Brook <paul@codesourcery.com>
3933 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
3934 * config/arm/linux-eabi.h: Remove legacy syscall hack.
3936 2007-03-24 Richard Henderson <rth@redhat.com>
3938 * config/ia64/constraints.md: New file.
3939 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
3940 satisfies_constraint_?.
3941 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
3942 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
3943 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
3944 ia64_output_mi_thunk): Likewise.
3945 (ia64_const_ok_for_letter_p): Remove.
3946 (ia64_const_double_ok_for_letter_p): Remove.
3947 (ia64_extra_constraint): Remove.
3948 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
3949 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
3950 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
3951 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
3952 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
3953 EXTRA_MEMORY_CONSTRAINT): Remove.
3954 * config/ia64/ia64.md: Include constriants.md. Replace
3955 CONST_OK_FOR_? with satisfies_constraint_?.
3957 2007-03-23 Michael Meissner <michael.meissner@amd.com>
3958 H.J. Lu <hongjiu.lu@intel.com>
3960 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
3962 (name macros): Use DPD_BID_NAME to convert names properly.
3964 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
3965 decimal floating point format.
3966 (init_floating_libfuncs): Change decimal functions so that they
3967 have a "bid_" prefix if the decimal system uses the BID format,
3968 and "dpd_" prefix if the decimal system uses the DPD format.
3969 (init_interclass_conv_libfuncs): Ditto.
3970 (init_intraclass_conv_libfuncs): Ditto.
3972 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3973 using the BID format.
3975 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3976 whether we are using the BID decimal format.
3977 * configure: Regenerate.
3979 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3980 the compiler has decimal floating point enabled. Define
3981 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3984 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3985 using the BID format.
3987 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3988 whether we are using the BID decimal format.
3989 * configure: Regenerate.
3991 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3992 the compiler has decimal floating point enabled. Define
3993 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3996 * doc/install.texi (--enable-decimal-float): Document BID and DPD
3997 options, and that it is enabled for i386/x86_64 systems.
3999 * Makefile.in (enable_decimal_float): New.
4001 (DECNUMINC): Add -I$(DECNUMFMT).
4002 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
4003 to $(DECNUMFMT) from $(DECNUM).
4005 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
4006 Substitute enable_decimal_float.
4007 * configure: Regenerated.
4010 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
4013 * configure.ac: Enable decimal float for x86_64-*-linux*.
4014 * configure: Regenerated.
4017 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
4018 decimal128ClearSign to flip and clear the sign bit in decimal128.
4019 (decimal_real_maxval): Set decimal128SetSign to set the sign
4022 2007-03-23 Ian Lance Taylor <iant@google.com>
4024 * fold-const.c (fold_binary): Correct warning for X - c >= X.
4026 2007-03-23 Ian Lance Taylor <iant@google.com>
4028 * tree-dump.c (dump_files): Correct comment.
4030 2007-03-23 Ian Lance Taylor <iant@google.com>
4032 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
4034 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
4036 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
4037 in cfglayout mode. Don't go into and out of cfglayout mode.
4038 Link the blocks in the order of the constructed traces.
4039 (rest_of_handle_tracer): Adjust call to tracer.
4040 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
4041 Don't go into cfglayout mode.
4042 (rtl_loop_done): Don't go out of cfglayout mode.
4043 * cfglayout.c (relink_block_chain): New function, split out from...
4044 (fixup_reorder_chain): ...here. Remove redundant checking.
4045 (cfg_layout_finalize): Don't clear the header, footer, and aux
4046 fields here, move the code to do so to relink_block_chain. Likewise
4047 for free_original_copy_tables.
4048 * rtl.h (tracer): Update prototype.
4049 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
4050 Assert we are in cfglayout mode. Don't go into and out of cfglayout
4051 mode. Use relink_block_chain to serialize the CFG according to the
4052 new basic block order. Move targetm.cannot_modify_jumps_p check from
4054 (gate_handle_reorder_blocks): ...to here.
4055 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
4057 (gate_duplicate_computed_gotos): ...to here.
4058 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
4059 something always changes when going into and out of cfglayout mode.
4060 Perform an expensive cfg cleanup while going into cfglayout mode.
4061 Always update liveness information on HAVE_conditional_execution
4062 targets. Reserialize the basic blocks and go out of cfglayout mode.
4063 * reg-stack.c: Include cfglayout.h.
4064 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
4065 the call to reorder_basic_blocks.
4066 * basic-block.h (reorder_basic_blocks): Update prototype.
4067 (relink_block_chain): New prototype.
4068 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
4070 2007-03-23 Joseph Myers <joseph@codesourcery.com>
4072 * config/mips/mips.md (type, hazard, *movdi_32bit,
4073 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
4074 *movhi_internal, *movqi_internal, *movsf_hardfloat,
4075 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
4076 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
4077 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
4079 (movcc): Change first xfer to multi.
4080 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
4081 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
4082 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
4083 config/mips/generic.md: Change reservations using "xfer" to use
4085 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
4086 using match_operand.
4087 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
4088 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
4090 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
4092 2007-03-22 Richard Henderson <rth@redhat.com>
4094 * config/i386/i386.c: Remove unnecessary function declarations.
4095 Move targetm definition, and all related macros, to the end of
4096 the file. Resort some functions to put definitions before uses.
4097 (ix86_attribute_table): Make static. Move to end of file.
4098 (ix86_gimplify_va_arg): Make static.
4100 2007-03-22 Richard Henderson <rth@redhat.com>
4102 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
4103 don't increase local_regparm with force_align_arg_pointer check.
4104 (ix86_function_sseregparm): Assert 32-bit.
4105 (type_has_variadic_args_p): New.
4106 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
4107 type_has_variadic_args_p.
4108 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
4109 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
4110 use memset instead. Do maybe_vaarg check first; skip attribute
4111 tests if true; skip attribute tests for 64-bit.
4112 (construct_container): Remove TARGET_DEBUG_ARG.
4113 (function_arg_advance_32, function_arg_advance_64): Split out ...
4114 (function_arg_advance): ... from here.
4115 (function_arg_32, function_arg_64): Split out ...
4116 (function_arg): ... from here.
4117 (ix86_pass_by_reference): Tidy.
4118 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
4119 (function_value_32): New, from parts of ix86_function_value
4120 and ix86_value_regno.
4121 (function_value_64): New, from parts of ix86_function_value
4122 and ix86_libcall_value.
4123 (ix86_function_value_1): New.
4124 (ix86_function_value, ix86_libcall_value): Use it.
4125 (return_in_memory_32, return_in_memory_64): Split out ...
4126 (ix86_return_in_memory): ... from here.
4127 (ix86_struct_value_rtx): Skip for 64-bit.
4128 (ix86_libcall_value, ix86_value_regno): Remove.
4129 (setup_incoming_varargs_64): Split out ...
4130 (ix86_setup_incoming_varargs): ... from here.
4131 (ix86_va_start): Remove TARGET_DEBUG_ARG.
4132 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
4133 * config/i386/i386-protos.h (ix86_function_value): Remove.
4134 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
4136 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4139 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
4140 infinities not supported, otherwise emit warning if -Woverflow. On
4141 underflow, emit warning if -Woverflow.
4142 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
4144 * real.h (real_from_string): Update declaration
4146 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
4147 Richard Henderson <rth@redhat.com>
4149 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
4150 * calls.c (compute_argument_block_size, expand_call,
4151 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
4152 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
4153 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
4154 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
4155 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
4156 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
4157 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
4158 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
4161 2007-03-22 Joseph Myers <joseph@codesourcery.com>
4163 * c-incpath.c (add_sysroot_to_chain): New.
4164 (merge_include_chains): Add sysroot argument. Call
4165 add_sysroot_to_chain if sysrooted.
4166 (register_include_chains): Update call to merge_include_chains.
4167 * doc/cppopts.texi: Document use of '=' in include directory
4170 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
4172 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
4173 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
4174 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
4175 insn pattern using X87MODEF12 mode macro.
4177 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
4179 * regmove.c (regmove_optimize): Use reg_mentioned_p
4180 instead of reg_overlap_mentioned_p for DST.
4182 2007-03-21 Mike Stump <mrs@apple.com>
4184 * c.opt: Fixup for Objective-C/C++.
4186 2007-03-21 Steve Ellcey <sje@cup.hp.com>
4188 * explow.c (convert_memory_address): Fold memory reference when
4189 POINTERS_EXTEND_UNSIGNED < 0
4191 2007-03-21 Richard Henderson <rth@redhat.com>
4194 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
4195 * config/i386/mmintrin.h (__m64): Likewise.
4196 * config/i386/xmmintrin.h (__m128): Likewise.
4198 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4200 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
4201 (VXWORKS_OS_CPP_BUILTINS): Define.
4202 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
4203 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
4205 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4207 * rtl.h (constant_pool_reference_p): Delete.
4208 (find_constant_src): Declare.
4209 * rtlanal.c (find_constant_src): New function.
4210 * simplify-rtx.c (constant_pool_reference_p): Delete.
4211 * config/i386/i386.md: Use find_constant_src instead of
4212 constant_pool_reference_p/avoid_constant_pool_reference pairs.
4214 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4216 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
4217 * c-cppbuiltin.c (c_cpp_builtins): Define them.
4219 2007-03-20 Mark Mitchell <mark@codesourcery.com>
4221 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
4222 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
4223 (arm_elf_asm_constructor): Use it.
4224 (arm_elf_asm_destructor): New function.
4226 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
4228 * jump.c (mark_jump_label): Treat SEQUENCE specially.
4230 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
4232 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
4234 2007-03-19 Andrew Haley <aph@redhat.com>
4236 PR tree-optimization/31264
4237 * tree-vrp.c (register_edge_assert_for_1): Don't look though
4240 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
4242 PR rtl-optimization/30907
4243 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
4244 (fwprop_init): Always call loop_optimizer_initialize.
4245 (fwprop_done): Always call loop_optimizer_finalize.
4246 (fwprop): We always have loop info now.
4247 (gate_fwprop_addr): Remove.
4248 (pass_fwprop_addr): Use gate_fwprop as gate.
4250 PR rtl-optimization/30841
4251 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
4252 df_chain_alloc): Call df_reorganize_refs unconditionally.
4253 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
4254 refs_organized to refs_organized_size.
4255 (df_ref_create_structure): Use refs_organized_size instead of
4256 bitmap_size if refs had been organized, and keep refs_organized_size
4258 * df.h (struct df_ref_info): Change refs_organized to
4259 refs_organized_size.
4260 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
4263 2007-03-19 Mark Mitchell <mark@codesourcery.com>
4265 * except.c (output_function_exception_table): Do not reference the
4266 EH personality routine for functions that do not require an
4269 2007-03-20 Jakub Jelinek <jakub@redhat.com>
4272 * c-typeck.c (convert_for_assignment): Call comptypes for
4273 RECORD_TYPE or UNION_TYPE.
4276 * reload1.c (reload): Do invalid ASM checking after
4277 cleanup_subreg_operands.
4279 2007-03-19 Jeff Law <law@redhat.com>
4281 * tree-cfg.c (find_taken_edge): Tighten conditions for
4282 optimizing computed gotos.
4284 2007-03-19 Michael Matz <matz@suse.de>
4286 * builtins.c (expand_builtin_sync_operation,
4287 expand_builtin_compare_and_swap,
4288 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
4291 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
4292 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
4295 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4297 * doc/tm.texi: Add brackets around the return type of
4298 TARGET_SECONDARY_RELOAD.
4300 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4301 Richard Guenther <rguenther@suse.de>
4303 PR tree-optimization/31254
4304 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
4305 Use handled_component_p () where appropriate. Continue
4306 propagating into the rhs if we propagated into an INDIRECT_REF
4309 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4311 * config/s390/s390.md (op_type attribute): RRR instruction type added.
4312 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
4313 (xde, xdee): Mode attributes adjusted to support DFP modes.
4314 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
4315 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
4316 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
4317 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
4318 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
4319 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4320 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
4322 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
4323 "movsf"): Insn definitions removed.
4324 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
4325 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
4326 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
4328 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
4329 "reload_in<mode>", "reload_out<mode>"): Expander added.
4330 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
4333 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4335 * config/s390/s390.md: Only non-functional changes. Renamed
4336 FPR mode macro to BFP all over the file.
4338 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4340 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
4341 (op_type attribute): RRF instruction type added.
4342 (fT0): New mode attribute.
4343 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4344 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
4345 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
4346 no secondary memory is needed when moving DFmode values between GPRs
4349 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4351 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
4352 inverted and documentation adjusted.
4353 ("mhard-dfp", "msoft-dfp"): New options.
4354 * config/s390/s390.c (s390_handle_arch_option): New architecture
4356 (override_options): Sanity checks for the new options added.
4357 * config.gcc: New architecture switch: z9-ec.
4358 * config/s390/s390.h (processor_flags): PF_DFP added.
4359 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
4360 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
4361 when the bit is NOT set so remove it from the defaults.
4363 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4365 * genemit.c (main): Print include statement for dfp.h.
4366 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
4369 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4371 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
4373 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
4376 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
4379 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4381 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
4382 attr_length_call, output_call, output_indirect_call): Cleanup
4383 formatting of targetm calls.
4385 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4387 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4389 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4391 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
4392 reservation, bypass and anti-bypass descriptions for these instructions.
4393 Update move patterns.
4394 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
4397 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
4399 * tree-vect-transform.c (get_initial_def_for_induction): Replace
4400 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
4401 (get_initial_def_for_reduction): Likewise.
4403 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
4405 Fix PR tree-optimization/29922
4406 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
4407 (get_representative): Removed.
4408 (value_dies_in_block_x): Update for rvuse removal.
4409 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
4410 (compute_antic_aux): Handle when PHI nodes appear in
4411 non-single-successors.
4412 (dump_bitmap_of_names): Removed.
4413 (compute_antic_safe): Renamed and removed rvuse calculation.
4414 Calculate only antic safe.
4415 (insert_into_preds_of_block): Remove assert.
4416 (execute_pre): Update for renamed functions.
4417 (defer_or_phi_translate_block): New function.
4419 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4421 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
4422 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
4424 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
4425 Follow spelling conventions.
4427 * tree-data-ref.h: Remove the prototype for analyze_array.
4429 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
4431 PR tree-optimization/31041
4432 * tree-vect-transform.c (get_initial_def_for_induction): Call
4433 force_gimple_operand.
4435 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
4437 * ipa-type-escape.c (look_for_casts) : Revert code to use
4438 handled_component_p due to ada test a-numaux.adb.
4440 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4442 * final.c (final_scan_insn): Alter the condition of a
4443 conditional trap if we have nonstandard CC.
4445 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4447 * configure.ac: Remove excess quoting from asm line 0 test.
4448 * configure: Rebuilt.
4450 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4452 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
4453 * c-common.c (convert_and_check): Move warning logic to...
4454 (warnings_for_convert_and_check): ...here. Define.
4455 * c-common.h (warnings_for_convert_and_check): Declare.
4457 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4459 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
4460 (output_call): Likewise.
4462 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4464 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
4466 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4468 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
4470 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
4472 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
4473 opteron, athlon-64 and athlon-fx processor_alias_table entries.
4475 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
4477 PR tree-optimization/31183
4478 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4479 Use double_int instead of unsigned int for representing access_strides.
4480 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
4482 2007-03-16 Richard Guenther <rguenther@suse.de>
4484 PR tree-optimization/31146
4485 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
4486 to allow recursion of forward_propagate_addr_expr.
4487 (forward_propagate_addr_into_variable_array_index): Likewise.
4488 (forward_propagate_addr_expr): Likewise.
4489 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4490 (forward_propagate_addr_expr_1): Recurse on simple copies
4491 instead of propagating into them. Do so for useless conversions
4493 (forward_propagate_addr_expr): Clean up unused statements after
4496 2007-03-16 Richard Guenther <rguenther@suse.de>
4498 * builtins.c (expand_builtin_cexpi): Use the right argument
4499 for the expansion via cexp.
4501 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4503 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
4504 * configure: Rebuilt.
4506 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4509 * dwarf2out.c (force_type_die): Adjust comment.
4510 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
4512 2007-03-15 DJ Delorie <dj@redhat.com>
4514 * config/frv/predicates.md (minmax_operator): Don't check operands
4517 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4519 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
4520 Update constant estimates of number of iterations.
4521 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
4522 argument renamed to "realistic".
4523 (compute_estimated_nb_iterations): Removed.
4524 (record_niter_bound): New function.
4525 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
4526 call record_nonwrapping_iv with upper = false.
4527 (infer_loop_bounds_from_signedness): Pass upper argument to
4528 record_nonwrapping_iv.
4529 (estimate_numbers_of_iterations_loop): Do not call
4530 compute_estimated_nb_iterations. Record estimate based on profile
4531 information. Initialize the constant estimates of number of
4533 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
4535 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
4536 number of iterations is too small.
4537 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
4538 (EST_NOT_AVAILABLE): Removed.
4539 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
4540 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
4543 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4545 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
4546 Handle NE_EXPR guards.
4548 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4551 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
4552 Set also -pedantic-errors by default for the preprocessor unless
4553 -fpermissive is given.
4555 2007-03-15 Richard Guenther <rguenther@suse.de>
4559 * builtins.c (expand_builtin_cexpi): As a fallback if we
4560 don't have builtins for sincos or cexp create a function
4561 declaration for cexp and expand to a call to that.
4562 (expand_builtin_int_roundingfn): Always fall
4563 back to floor/ceil and its variants even if they may be
4566 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
4569 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
4570 jump tables, move the call to delete_dead_jumptables from here...
4571 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
4572 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
4573 don't allow merging of blocks that try_redirect_by_replacing_jump
4574 also does not handle when not optimizing.
4576 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4577 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4579 * config/i386/i386.md (x86_sahf_1): Correctly handle
4582 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4585 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
4586 x86_64_general_operand as operand[2] predicate. Remove "iF"
4587 from operand constraints and use "e" constraint instead.
4588 (*subti3_1, *subti3_1 splitter): Ditto.
4589 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
4590 operand[1] predicate.
4592 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
4594 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
4595 arrays, multiply the access strides by the size of the sub-array.
4596 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
4598 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4600 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
4601 the configured assembler supports the sahf mnemonic.
4602 * configure: Regenerate.
4603 * config.in: Regenerate.
4605 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
4606 emit "sahf" or ".byte\t0x9e" as asm template.
4608 2007-03-14 Michael Meissner <michael.meissner@amd.com>
4611 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
4612 option to replace hard coded TARGET_xxx in md file.
4613 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
4614 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4615 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
4616 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
4617 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
4618 (X86_TUNE_NOT_VECTORMODE): Ditto.
4619 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
4620 (TUNE_AVOID_VECTOR_DECODE): Ditto.
4621 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4622 (TUNE_SLOW_IMUL_IMM8): Ditto.
4623 (TUNE_MOVE_M1_VIA_OR): Ditto.
4624 (TUNE_NOT_UNPAIRABLE): Ditto.
4625 (TUNE_NOT_VECTORMODE): Ditto.
4627 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
4630 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
4631 tuning options instead of hard coded TARGET_xxx.
4632 (fix ssemode peephole2's): Ditto.
4633 (imul peephole2's): Ditto.
4635 (movdi_or_rex64): Ditto.
4636 (move peephole2): Ditto.
4637 (not peephole2's): Ditto.
4639 2007-03-14 Dirk Mueller <dmueller@suse.de>
4641 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
4642 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
4643 * c-parser.c (c_parser_if_body): Always add an empty statement in case
4645 * c-parser.c (c_parser_do_statement): Warn about empty body in
4647 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
4648 * doc/invoke.texi (-Wempty-body): Update documentation.
4650 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4653 * c-common.h (warn_for_div_by_zero): Declare.
4654 * c-common.c (warn_for_div_by_zero): Define.
4655 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
4658 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4660 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
4661 to PREFIX and STANDARD_PREFIX.
4663 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4664 Phil Edwards <phil@codesourcery.com>
4666 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
4667 (__gthread_once_t): Remove busy field for RTPs.
4668 (__GTHREAD_ONCE_INIT): Update accordingly.
4670 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4672 * doc/invoke.texi: Document VxWorks options.
4674 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4676 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
4678 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
4680 PR tree-optimization/30590
4681 * tree-nrv.c (tree_nrv): Check for the partial update of the
4684 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4686 * flags.h (flag_random_seed): Remove declaration, in favor of...
4687 * toplev.h (get_random_seed, set_random_seed): ... these.
4688 * tree.c (get_file_function_name): Use the former.
4689 * opts.c (common_handle_option): Use the latter.
4692 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
4695 * cse.c (cse_find_path): Do not bail out if a basic block that
4696 we already visited now becomes part of a path that starts at a
4697 different basic block. Just disallow this, to make sure we
4698 visit each basic block at most once.
4700 2007-03-13 Jan Hubicka <jh@suse.cz>
4702 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
4703 when profile esitmate is present, calls with very low frequency are
4706 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
4708 PR tree-optimization/30730
4709 PR tree-optimization/26900
4710 * tree-ssa-loop-niter.c: Include gmp.h.
4712 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
4713 split_to_var_and_offset, determine_value_range,
4714 bound_difference_of_offsetted_base, refine_bounds_using_guard,
4715 bound_difference, bounds_add, bounds_negate,
4716 number_of_iterations_ne_max, dump_affine_iv): New functions.
4717 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
4718 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
4719 difference of initial and final value of control iv to validate
4721 (number_of_iterations_cond): Add loop parameter. Determine bounds
4722 on the difference of the extremes of the control iv. Add dumps.
4723 (expand_simple_operations): Handle phi nodes.
4724 (simplify_using_initial_conditions): Do not record used conditions.
4725 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
4726 Do not set additional_info.
4727 (implies_nonnegative_p, implies_ge_p): Removed.
4728 (derive_constant_upper_bound): Do not use parameter `additional'.
4729 (record_estimate): Parameter `additional' removed. Parameter
4730 `i_bound' added. Do not call derive_constant_upper_bound.
4731 (record_nonwrapping_iv): Use derive_constant_upper_bound to
4732 bound the number of iterations estimate.
4733 (estimate_numbers_of_iterations_loop): Pass the estimate from
4734 the number of iterations analysis to record_estimate.
4735 * tree.h (multiple_of_p): Declare.
4736 * tree-scalar-evolution.c (expression_expensive_p): Removed.
4737 (scev_const_prop): Do not check expression_expensive_p.
4738 * fold-const.c (multiple_of_p): Exported.
4739 * double-int.c (double_int_mask): Exported.
4740 * double-int.h (double_int_mask): Declare.
4741 * tree-flow.h (struct tree_niter_desc): Removed additional_info
4742 field. Added max field.
4744 2007-03-13 David Taylor <taylor@candd.org>
4747 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
4750 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4753 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
4754 two unamed patterns.
4756 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
4758 * config/i386/i386.opt (mcx16, msahf): New options.
4759 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
4760 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
4762 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
4763 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
4764 Output -mcx16 and -msahf options when corresponding bit is set.
4766 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
4769 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4771 * configure.ac: Test for assembler tolerance to # 0 "".
4772 * configure, config.in: Rebuilt.
4773 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
4775 2007-03-13 Geoffrey Keating <geoffk@apple.com>
4777 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
4779 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
4780 (handle_syscall): Handle direct system calls.
4781 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
4783 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4785 * doc/invoke.texi: Fix cpp.info cross-reference.
4786 * doc/passes.texi: Fix gcc.info cross-reference.
4788 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
4790 PR tree-optimization/30835
4791 * lambda-code.c (can_convert_to_perfect_nest): Check whether
4792 bb_for_stmt is not NULL before accessing it.
4794 2007-03-12 Joseph Myers <joseph@codesourcery.com>
4796 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
4799 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4802 * doc/install.texi: Document --enable-stage1-languages
4804 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
4806 * tree-pass.h (pass_into_cfg_layout_mode,
4807 pass_outof_cfg_layout_mode): Declare.
4808 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
4809 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
4810 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
4811 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
4813 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
4815 * c-decl.c (warn_variable_length_array): New function.
4816 Refactored from grokdeclarator to handle warn_vla
4817 and handle unnamed array case.
4818 (grokdeclarator): Refactored VLA warning case.
4819 * c.opt (Wvla): New flag.
4820 * doc/invoke.texi (Wvla): New warning.
4822 2007-03-12 Richard Henderson <rth@redhat.com>
4824 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
4825 (TARGET_SECTION_TYPE_FLAGS): New.
4827 2007-03-12 Richard Henderson <rth@redhat.com>
4829 * config/darwin.c (machopic_reloc_rw_mask): New.
4830 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
4831 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
4833 2007-03-12 Mark Mitchell <mark@codesourcery.com>
4835 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
4836 * cppdefault.h (cpp_PREFIX): Document.
4837 (cpp_PREFIX_len): Likewise.
4838 (cpp_EXEC_PREFIX): New variable.
4839 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
4840 * c-incpath.c (add_standard_paths): Correct logic for relocating
4841 paths within prefix.
4843 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
4845 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
4846 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
4848 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
4849 fix_truncdfdi_sse using SSEMODEF mode macro.
4850 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
4851 fix_truncdfsi_sse using SSEMODEF mode macro.
4852 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
4853 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
4855 2007-03-12 Richard Sandiford <richard@codesourcery.com>
4857 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
4860 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
4862 * tree.h : Add multiple_of_p declaration.
4863 * fold-const.c (multiple_of_p): Make multiple_of_p public.
4864 * ipa-type-escape.c (results_of_malloc): Redundant.
4865 (visited_stmts): New. Visited stmt for walk_use_def_chains.
4866 (cast_type): Extended with new members.
4867 (check_cast): Returns cast_type.
4868 (cast): New structure for data of walk_use_def_chains.
4869 (is_malloc_result, is_cast_from_non_pointer_1,
4870 is_cast_from_non_pointer,
4871 is_array_access_through_pointer_and_index): New functions.
4872 (look_for_casts): Returns cast types.
4873 (check_call): Returns void.
4874 (okay_pointer_operation): Use support of pointer plus index,
4875 pointer plus constant and allow all multiplications.
4877 2007-03-11 Richard Guenther <rguenther@suse.de>
4879 PR tree-optimization/31115
4880 * tree-vrp.c (extract_range_from_binary_expr): Make sure
4881 the shift count is positive and non-anti-range for RSHIFT_EXPR.
4882 A shift count of zero is not special as with *_DIV_EXPR.
4883 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
4886 2007-03-11 Ian Lance Taylor <iant@google.com>
4888 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
4889 the *_DIV_EXPR codes correctly with overflow infinities.
4891 2007-03-11 Ira Rosen <irar@il.ibm.com>
4893 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
4894 indicate success/failure of the analysis. Add negation to subtrahend
4895 in case of subtraction. Fail if both operands contain constants.
4896 (create_data_ref): Fail if analyze_offset fails.
4898 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
4900 * config/i386/i386.md (frndintxf2): Rename to ...
4901 (rintxf2): ... this. Remove expander having same name.
4902 (rintsf2, rintdf2): Implement using SSEMODEF macro.
4903 (roundsf2, rounddf2): Ditto.
4904 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
4905 (lround<mode>di2, lround<mode>si2): Ditto.
4907 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
4909 * lower-subreg.c: Include except.h.
4910 (decompose_multiword_subregs): Verify that the only control flow
4911 insns we can split are loads to multi-words pseudos.
4912 Handle breaking such blocks after splitting, instead of calling
4913 find_many_sub_basic_blocks.
4915 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
4916 on the new basic block. Add a lengthy comment explaining why we
4917 thought this was necessary.
4918 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
4920 2007-03-10 Mark Mitchell <mark@codesourcery.com>
4923 * tree.c (walk_type_fields): Recurse into the element type of
4924 ARRAY_TYPEs if there is a pointer set.
4926 2007-03-10 Dirk Mueller <dmueller@suse.de>
4928 * c-common.c (warn_logical_operator): Fix condition.
4930 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
4932 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
4934 * config/darwin.c (machopic_select_section): Remove superfluous
4935 argument in call to categorize_decl_for_section. Remove unused
4938 2007-03-10 Joseph Myers <joseph@codesourcery.com>
4940 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
4942 * configure: Regenerate.
4944 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
4947 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
4948 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
4949 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
4950 Add LABEL_NUSES to emitted label.
4951 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
4952 branch probability value to emitted jump insn.
4953 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
4954 Do not check life information and do not re-arrange input operands
4955 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
4957 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4959 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
4960 the change of decode_asm_operands.
4962 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4964 * mode-switching.c (create_pre_exit): Skip blockage insn.
4966 2007-03-09 Diego Novillo <dnovillo@redhat.com>
4968 * tree-pass.h (TODO_update_smt_usage): Remove.
4970 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4974 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4976 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
4977 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
4978 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
4981 2007-03-09 Geoffrey Keating <geoffk@apple.com>
4983 * gcc.c: Document %{, in big comment at top.
4984 (input_suffix_matches): Remove special handling for .s and
4986 (input_spec_matches): New.
4987 (handle_braces): Handle %{,.
4988 (validate_switches): ',' indicates a value which is not a switch.
4989 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
4990 to detect assembler input.
4991 * config/i386/sol2.h (CPP_SPEC): Likewise.
4992 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
4993 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
4994 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
4995 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
4996 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
4997 -m64 causes deployment target to default to 10.5.
4998 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
5000 2007-03-09 Richard Henderson <rth@redhat.com>
5003 * target.h (targetm.asm.out.reloc_rw_mask): New.
5004 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
5005 (TARGET_ASM_OUT): Use it.
5006 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
5007 * varasm.c (categorize_decl_for_section): Remove shlib argument;
5008 use the new reloc_rw_mask target hook instead.
5009 (default_section_type_flags_1): Merge into...
5010 (default_section_type_flags): ... here.
5011 (decl_readonly_section_1): Merge into...
5012 (decl_readonly_section): ... here.
5013 (default_elf_select_section_1): Merge into...
5014 (default_elf_select_section): ... here.
5015 (default_unique_section_1): Merge into...
5016 (default_unique_section): ... here.
5017 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
5018 (default_select_rtx_section): Use it.
5019 (default_elf_select_rtx_section): Likewise.
5020 * output.h: Update to match.
5021 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
5022 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
5023 (TARGET_ASM_RELOC_RW_MASK): New.
5024 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
5025 to categorize_decl_for_section.
5026 (x86_64_elf_unique_section): Likewise.
5027 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
5028 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
5029 (TARGET_ASM_RELOC_RW_MASK): New.
5030 * config/ia64/ia64.c (ia64_rwreloc_select_section,
5031 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
5032 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
5033 (TARGET_RWRELOC): Remove.
5034 (ia64_section_type_flags): Adjust call to default_section_type_flags.
5035 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
5036 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
5037 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
5038 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
5039 (rs6000_xcoff_select_section): Use decl_readonly_section.
5040 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
5041 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
5042 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
5043 (TARGET_SECTION_TYPE_FLAGS): Remove.
5044 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
5046 2007-03-09 Roger Sayle <roger@eyesopen.com>
5048 * fold-const.c (fold_comparison): Remove compile-time evaluation of
5049 complex constant equality/inequality comparisons for here.
5050 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
5051 known at compile-time or can be simplified to a scalar comparison.
5052 (fold_relational_const): Move compile-time evaluation of complex
5053 constant equality/inequality comparisons to here.
5055 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5057 PR rtl-optimization/30643
5058 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
5060 (fold_rtx): Recurse, like before 2006-11-03.
5062 2007-03-09 DJ Delorie <dj@redhat.com>
5064 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
5067 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
5069 PR tree-optimization/30375
5070 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
5071 LHS of statements is not the same.
5072 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
5074 2007-03-09 Chao-ying Fu <fu@mips.com>
5076 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
5078 * doc/invoke.texi (-mdspr2): Document new option.
5079 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
5080 New unspec for DSP REV 2.
5081 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
5082 these instructions are extended in DSP REV 2.
5083 (mips-dspr2.md): Include.
5084 * config/mips/mips.opt (mdspr2): New option.
5085 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
5086 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
5087 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
5088 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
5089 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
5090 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
5091 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
5093 (bdesc_map): Add one field of unsupported_target_flags.
5094 (bdesc_arrays): Update entries to have extra fields. Add
5096 (mips_init_builtins): Initialize new function types.
5097 Check unsupported_target_fileds to filter out builtins.
5098 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
5100 (ASM_SPEC): Pass mdspr2 to the assembler.
5101 * config/mips/mips-dspr2.md: New file.
5103 2007-03-09 Sa Liu <saliu@de.ibm.com>
5105 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
5107 2007-03-09 Ian Lance Taylor <iant@google.com>
5109 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
5110 argument) like -Wstrict-overflow=2.
5111 * doc/invoke.texi (Warning Options): Update documentation.
5113 2007-03-09 Dirk Mueller <dmueller@suse.de>
5116 * doc/invoke.texi (-Wlogical-op): Document.
5117 * common.opt (-Wlogical-op): New.
5118 * c-common.h (warn_logical_operator): Declare.
5119 * c-common.c (warn_logical_operator): Define.
5120 * c-typeck.c (parser_build_binary_op): Call
5121 warn_logical_operator.
5123 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5125 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
5126 * final.c (final_scan_insn): Test for non-"" file name.
5128 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
5130 * doc/loop.texi: Document the Omega linear constraints solver.
5131 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
5132 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
5133 omega-hash-table-size, omega-max-keys, and
5134 omega-eliminate-redundant-constraints.
5135 * tree-pass.h (pass_check_data_deps): Declared.
5138 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
5139 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
5140 pass_check_data_deps): New.
5141 * tree-data-ref.c (init_data_ref): Remove declaration.
5142 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
5143 (analyze_array): Renamed init_array_ref, move up initializations.
5144 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
5145 Removed arguments that are set to NULL.
5146 (analyze_indirect_ref): Correct indentation, correct call to
5148 (object_analysis): Call init_array_ref instead of analyze_array.
5149 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
5150 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
5151 of DR_ACCESS_FNS_ADDR.
5152 (init_omega_eq_with_af, omega_extract_distance_vectors,
5153 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
5154 ddr_consistent_p): New.
5155 (compute_affine_dependence): Check consistency of ddrs when
5156 flag_check_data_deps is passed.
5157 (analyze_all_data_dependences): Uncomment.
5158 (tree_check_data_deps): New.
5159 * tree-data-ref.h: Include omega.h.
5160 (DR_ACCESS_FNS_ADDR): Removed.
5161 (data_dependence_relation): Add inner_loop.
5162 (DDR_INNER_LOOP): New.
5163 * common.opt (fcheck-data-deps): New.
5164 * tree-flow.h (tree_check_data_deps): Declare.
5165 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
5166 (OBJS-common): Depend on omega.o.
5168 * passes.c (pass_check_data_deps): Scheduled.
5169 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
5170 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
5171 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
5172 PARAM_VECT_MAX_VERSION_CHECKS,
5173 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
5175 2007-03-09 Richard Guenther <rguenther@suse.de>
5177 PR tree-optimization/30904
5179 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
5180 the same way as *_DIV_EXPR.
5182 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5184 * recog.c (decode_asm_operands): No mixed declarations and code.
5186 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5188 * rtl.def (ASM_INPUT): Add location.
5189 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
5190 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
5191 (decode_asm_operands): Add loc operand.
5192 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
5193 * stmt.c (expand_asm): Rename to...
5194 (expand_asm_loc): ... this. Add locus argument. Pass it on to
5195 gen_rtx_ASM_INPUT_loc.
5196 (expand_asm_expr): Adjust.
5197 * recog.c (decode_asm_operands): Add loc operand.
5198 (check_asm_operands, extract_insn): Adjust.
5199 * reload1.c (maybe_fix_stack_asms): Likewise.
5200 * final.c (asm_insn_count): Likewise.
5201 (final_scan_insn): Output # line before and after asm.
5203 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
5205 * tree-ssa-structalias.c (variable_info): Remove
5207 (new_var_info): Ditto.
5208 (shared_bitmap_info_t): New structure.
5209 (shared_bitmap_table): New variable.
5210 (shared_bitmap_hash): New function.
5211 (shared_bitmap_eq): Ditto
5212 (shared_bitmap_lookup): Ditto.
5213 (shared_bitmap_add): Ditto.
5214 (merge_smts_into): Change to take bitmap directly.
5215 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
5216 (init_alias_vars): Init shared bitmap hashtable.
5217 (delete_points_to_sets): Delete shared bitmap hashtable.
5218 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
5219 is_aliased removal as a change that was still necessary was
5222 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
5224 * config/i386/i386.h (override_options): Conditionally disable
5225 x86_sahf for 64bit targets only.
5227 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5230 * c-decl.c (merge_decls): Don't call make_var_volatile.
5231 * varasm.c (make_var_volatile): Remove.
5232 * output.h (make_var_volatile): Remove.
5234 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
5236 PR tree-optimization/31085
5237 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
5239 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5241 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
5242 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
5243 ATTR_CONST_NOTHROW_LIST.
5245 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
5248 2007-03-08 Diego Novillo <dnovillo@redhat.com>
5250 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
5252 2007-03-08 Geoffrey Keating <geoffk@apple.com>
5255 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
5257 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
5258 passed, use shared libgcc.
5260 2007-03-08 Roger Sayle <roger@eyesopen.com>
5262 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
5263 instead of calling build2 with a GIMPLE_MODIFY_STMT.
5264 (honor_protect_cleanup_actions, lower_try_finally_switch):
5266 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
5267 ifc_temp_var): Likewise.
5268 * tree-inline.c (setup_one_parameter): Likewise.
5269 * tree-mudflap.c (mf_decl_cache_locals,
5270 mf_build_check_statement_for): Likewise.
5271 * tree-nested.c (init_tmp_var, save_tmp_var,
5272 finalize_nesting_tree_1): Likewise.
5273 * tree-outof-ssa.c (insert_copy_on_edge,
5274 insert_backedge_copies): Likewise.
5275 * tree-profile.c (tree_gen_edge_profiler,
5276 tree_gen_ic_profiler): Likewise.
5277 * tree-scalar-evolution.c (scev_const_prop): Likewise.
5278 * tree-sra.c (sra_build_assignment): Likewise.
5279 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
5280 * tree-ssa-math-opts.c (insert_reciprocals,
5281 execute_cse_sincos_1): Likewise.
5282 * tree-tailcall.c (adjust_accumulator_values,
5283 adjust_return_value): Likewise.
5284 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
5285 * tree-vect-transform.c (vect_create_data_ref_ptr,
5286 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
5287 vect_create_epilog_for_reduction, vectorizable_reduction,
5288 vectorizable_call, vectorizable_conversion,
5289 vectorizable_assignment, vectorizable_operation,
5290 vectorizable_type_demotion, vect_gen_widened_results_half,
5291 vect_permute_store_chain, vectorizable_store,
5292 vect_setup_realignment, vect_permute_load_chain,
5293 vectorizable_load, vectorizable_condition,
5294 vect_create_cond_for_align_checks): Likewise.
5295 * tree-vrp.c (build_assert_expr_for): Likewise.
5297 2007-03-08 Ian Lance Taylor <iant@google.com>
5299 * tree-vrp.c: Include "intl.h".
5300 (usable_range_p): New static function.
5301 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
5302 overflowed values, juts set *strict_overflow_p.
5303 (compare_values): Only return -2 if one of the operands is not a
5305 (compare_ranges): Call usable_range_p.
5306 (compare_range_with_value): Likewise.
5307 (vrp_evaluate_conditional_warnv): Rename from
5308 vrp_evaluate_conditional. Make static. Change all callers.
5309 (vrp_evaluate_conditional): New function.
5310 (simplify_div_or_mod_using_ranges): Issue warning about reliance
5312 (simplify_abs_using_ranges): Likewise.
5313 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
5314 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
5315 within_stmt parameter.
5316 * tree-ssa-propagate.c (fold_predicate_in): Update call to
5317 vrp_evaluate_conditional.
5318 * tree-ssa-threadedge.c
5319 (record_temporary_equivalences_from_stmts_at_dest): Change
5320 simplify parameter to take a second tree parameter.
5321 (simplify_control_stmt_condition): Likewise.
5322 (thread_across_edge): Likewise.
5323 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5324 (thread_across_edge): Likewise.
5325 * Makefile.in (tree-vrp.o): Depend upon intl.h.
5327 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
5329 * config/i386/i386.h (TARGET_SAHF): New define.
5330 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
5331 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
5332 (x86_sahf): New global variable.
5333 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
5334 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
5335 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
5336 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
5338 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
5339 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
5340 when expanding fcomi/sahf based tests.
5341 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
5342 expanding sahf based alternative. Emit sahf based sequence when
5343 optimizing for code size.
5344 * config/i386/i386.md (x86_sahf_1): Do not disable for
5345 TARGET_64BIT, enable for TARGET_SAHF.
5347 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
5349 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
5350 spurious whitespace from error message.
5352 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
5355 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
5357 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
5359 * c-decl.c (grokdeclarator): Disable warnings for anonymous
5361 * tree-sra.c (instantiate_element): Propagate disabled warnings
5362 from the element itself to the created variable.
5364 2007-03-07 Richard Henderson <rth@redhat.com>
5367 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
5368 silently fix up the stack in the case of a missing register.
5370 2007-03-07 Paul Brook <paul@codesourcery.com>
5372 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
5374 2007-03-07 Joseph Myers <joseph@codesourcery.com>
5376 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
5378 (phase1_vrs): Use them.
5379 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
5380 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
5381 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
5382 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
5383 __gnu_Unwind_Restore_WMMXC if required.
5384 (_Unwind_VRS_Pop): Implement iWMMXt support.
5385 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
5386 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
5387 gnu_Unwind_Save_WMMXC): Define.
5389 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5391 * config/vxworks.h (vxworks_override_options): Declare.
5392 (VXWORKS_OVERRIDE_OPTIONS): Use it.
5393 * config/vxworks.c: Include target.h and toplev.h.
5394 (vxworks_override_options): New function.
5395 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
5397 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
5399 * config/s390/s390.c (override_options): Don't emit an error when
5400 -mstack-size is used without providing -mstack-guard.
5401 (s390_emit_prologue): Choose stack_guard value automatically if not
5402 provided via command line.
5403 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
5405 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5407 * config/i386/i386.c (output_set_got): Add a GOT initialization
5408 sequence for VxWorks PIC.
5409 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
5410 around labels as well as symbols. Use gotoff_operand instead
5411 of local_symbolic_operand.
5412 (legitimize_pic_address): Use gotoff_operand instead of
5413 local_symbolic_operand. Use @GOT accesses for labels as
5415 (ix86_output_addr_diff_elt): Use PC-relative rather than
5416 GP-relative offsets for VxWorks PIC.
5417 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
5418 no_new_pseudos. Check whether the returned register is op0.
5419 * config/i386/i386.md (tablejump): Use PC-relative rather than
5420 GP-relative offsets for VxWorks PIC.
5421 * config/i386/predicates.md (gotoff_operand): New predicate.
5423 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5425 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
5427 * config/vxworks-dummy.h: New file.
5428 * config/i386/i386.h: Include it.
5430 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
5432 * dwarf2out.c (is_inlined_entry_point): New
5433 (add_high_low_attributes): Emit DW_AT_entry_pc along with
5434 DW_AT_ranges if the first subblock is the entry point.
5436 2007-03-06 David Daney <ddaney@avtrex.com>
5438 * doc/install.texi (mips-*-*): Change recommended binutils
5441 2007-03-06 Anatoly Sokolov <aesok@post.ru>
5443 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
5444 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
5446 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5447 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5449 2007-03-06 Jan Hubicka <jh@suse.cz>
5451 * errors.h (warning, error, fatal, internal_error): Mark as cold.
5452 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
5454 (probably_cold_bb_p): Cold functions are cold.
5455 (probably_never_executed_bb_p): Cold functions are cold.
5456 (tree_bb_level_predictions): Predict calls to cold functions as not
5458 (compute_function_frequency): Check hot/cold attributes.
5459 * function.h (function_frequency): Update comments.
5460 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
5461 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
5462 (c_common_att): Add cold and hot.
5464 * doc/extend.texi (hot,cold attributes): Document.
5466 2007-03-06 Andrew Haley <aph@redhat.com>
5468 * function.c (expand_function_end): Move blockage to just after we
5469 emit the label for the naked return from the function.
5471 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5473 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
5476 2007-03-06 Jan Hubicka <jh@suse.cz>
5478 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
5479 loaded for constant large models. Non-large 64bit PIC can do.
5480 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
5481 * cmodel.h: Add LARGE PIC.
5482 * i386.md (UNSPEC_PLTOFF): New.
5483 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
5485 (*call_1_rex64): Disable for large models.
5486 (*call_1_rex64_large): New.
5487 (*call_value_1_rex64): Disable for large models.
5488 (*call_value_1_rex64_large): New.
5489 (set_rip_rex4): New.
5490 (set_got_offset_rex64): New.
5491 * predicates.md (constant_call_address_operand): For large model
5492 constant calls are not possible.
5493 * i386-protos.h (construct_plt_address): Declare.
5494 * i386.c (override_options): Accept large models.
5495 (ix86_expand_prologue): Expand large PIC GOT pointer load.
5496 (legitimate_constant_p): Add new UNSPECs.
5497 (legitimate_pic_operand_p): Likewise.
5498 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
5499 (legitimize_pic_address): Do easy RIP relative way for TLS only for
5501 (output_pic_addr_const): Add PLTOFF.
5502 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
5503 (ix86_expand_move): Legitimize pic address when in PIC mode.
5504 (construct_plt_address): New function.
5505 (ix86_expand_call): Offload the address to register and use GOT pointer
5507 * invoke.texi (mcmodel=large): Update documentation.
5509 2007-03-06 Richard Henderson <rth@redhat.com>
5511 * config/i386/i386.c (x86_use_leave, x86_push_memory,
5512 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
5513 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
5514 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
5515 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
5516 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
5517 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
5518 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
5519 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
5520 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
5521 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5522 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
5523 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5524 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5525 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
5526 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
5527 x86_schedule, x86_use_bt, x86_pad_returns,
5528 x86_use_xchgb): Merge into ...
5529 (ix86_tune_features): ... here. New array.
5530 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5531 x86_bswap): Merge into ...
5532 (ix86_arch_features): ... here. New array.
5533 (x86_3dnow_a): Remove.
5534 (x86_accumulate_outgoing_args): Make static.
5535 (x86_arch_always_fancy_math_387): Make static.
5536 (ix86_tune_mask, ix86_arch_mask): Move ...
5537 (override_options): ... to local variables here. Apply the
5538 appropriate mask to each element of ix86_arch_features and
5539 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
5540 as were done in the old macros.
5541 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
5542 * config/i386/i386.h (x86_use_leave, x86_push_memory,
5543 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
5544 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
5545 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
5546 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
5547 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
5548 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
5549 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
5550 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
5551 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
5552 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5553 x86_accumulate_outgoing_args, x86_prologue_using_move,
5554 x86_epilogue_using_move, x86_decompose_lea,
5555 x86_arch_always_fancy_math_387, x86_shift1,
5556 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5557 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5558 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
5559 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5560 x86_use_incdec, x86_pad_returns, x86_bswap,
5561 x86_partial_flag_reg_stall): Remove.
5562 (enum ix86_tune_indices): New.
5563 (ix86_tune_features): New.
5564 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
5565 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
5566 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
5567 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
5568 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
5569 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
5570 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
5571 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
5572 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
5573 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
5574 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
5575 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
5576 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
5577 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
5578 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
5579 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
5580 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
5581 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
5582 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
5583 TARGET_EXT_80387_CONSTANTS): Use it.
5584 (enum ix86_arch_indices): New.
5585 (ix86_arch_features): New.
5586 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
5587 TARGET_BSWAP): Use it.
5588 (ix86_tune_mask, ix86_arch_mask): Remove.
5590 2007-03-06 Joseph Myers <joseph@codesourcery.com>
5593 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
5594 Define using $${sysroot_headers_suffix}.
5595 * configure: Regenerate.
5596 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
5597 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
5599 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
5600 * gcc.c (print_sysroot_headers_suffix): New.
5601 (option_map): Include --print-sysroot-headers-suffix.
5602 (display_help): Mention -print-sysroot-headers-suffix.
5603 (process_command): Handle -print-sysroot-headers-suffix.
5604 (do_spec_1): Append multilib directory to include-fixed path if
5605 sysroot suffixes in use.
5606 (main): Handle -print-sysroot-headers-suffix.
5607 * Makefile.in (start.encap): Don't depend on xlimits.h
5608 (xlimits.h): Remove.
5609 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
5610 limits.h for each multilib in fixinc_list.
5611 (fixinc_list, s-fixinc_list): New.
5612 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
5613 generate them for each multilib in fixinc_list.
5614 (stmp-fixproto): Use include-fixed. Run fixproto for each
5615 multilib in fixinc_list.
5616 (mostlyclean): Don't remove xlimits.h.
5617 (clean): Remove include-fixed.
5618 (real-install-headers-tar, real-install-headers-cpio,
5619 real-install-headers-cp): Don't copy include, only include-fixed.
5620 (install-mkheaders): Depend on fixinc_list. Don't depend on
5621 xlimits.h. Save limits.h files for each multilib in fixinc_list.
5622 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
5623 SYSTEM_HEADER_DIR setting in mkheaders.conf.
5625 2007-03-06 Jan Hubicka <jh@suse.cz>
5627 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
5630 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5632 * configure.ac: Allow tm_file to contain build-directory files.
5633 * configure: Regenerate.
5634 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
5635 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
5636 * config/m68k/print-sysroot-suffix.sh: New file.
5638 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5640 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
5641 of pic_offset_table_rtx if reload_completed.
5642 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
5643 PIC_OFFSET_TABLE_REGNUM.
5644 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
5646 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
5647 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
5649 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5651 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5652 functions that call eh_return.
5654 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5656 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5657 functions that need a constant pool.
5659 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5662 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
5663 (m68k_preferred_reload_class): Likewise.
5664 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
5665 (SECONDARY_RELOAD_CLASS): Define.
5666 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
5667 (LIMIT_RELOAD_CLASS): Delete.
5668 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
5669 registers from storing bytes.
5670 (m68k_secondary_reload_class): New function.
5671 (m68k_preferred_reload_class): Likewise.
5673 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5675 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
5677 (m68k_expand_prologue): Likewise.
5679 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5681 * config/m68k/m68k-protos.h (output_sibcall): Declare.
5682 (mips_expand_epilogue): Add a bool parameter.
5683 (m68k_legitimize_sibcall_address): Declare.
5684 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
5685 (m68k_expand_epilogue): Add a parameter to select between sibling
5686 and normal epilogues. Only generate a return for the latter.
5687 (m68k_ok_for_sibcall_p): New function.
5688 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
5689 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
5690 (sibcall_value, *sibcall_value): Likewise.
5691 (*call, *call_value): Require !SIBLING_CALL_P.
5692 (epilogue): Update call to m68k_expand_epilogue.
5693 (sibcall_epilogue): New pattern.
5694 * config/m68k/predicates.md (const_call_operand): Say that this
5695 predicate applies to sibling calls too.
5696 (sibcall_operand): New predicate.
5698 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5700 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
5701 alternatives as movsi_cf.
5702 (movsf_cf_hard): Add commentary.
5704 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
5705 Richard Sandiford <richard@codesourcery.com>
5707 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
5708 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
5709 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
5710 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
5711 as being live on exit from an interrupt function.
5712 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
5713 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
5714 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
5715 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
5716 (m68k_interrupt_function_p): Globalize.
5717 (m68k_compute_frame_layout): Remove reverse mask code.
5718 (m68k_emit_movem, m68k_set_frame_related): New functions.
5719 (m68k_output_function_prologue): Delete in favor of...
5720 (m68k_expand_prologue): ...this new function.
5721 (m68k_output_function_epilogue): Delete in favor of...
5722 (m68k_expand_epilogue): ...this new function.
5723 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
5725 (print_operand): Handle %?.
5726 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
5727 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
5728 (prologue, epilogue): New patterns.
5729 (return): Turn into a define_expand.
5730 (*return): New pattern, derived from old "return" pattern. Use rte
5731 rather than rts for interrupt functions. Only use rtd if the pop
5733 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
5734 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
5735 (link, *link, unlink, *unlink, load_got): Likewise.
5737 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5741 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
5742 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
5743 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
5744 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
5745 and m68k_matches_u_p.
5746 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
5747 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
5748 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
5749 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
5750 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
5751 (REG_STRICT_P): New macro.
5752 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
5753 PCREL_GENERAL_OPERAND_OK.
5754 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
5755 m68k_legitimate_base_reg_p.
5756 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
5757 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
5758 (PIC_CASE_VECTOR_ADDRESS): Update comment.
5759 * config/m68k/m68k.c (m68k_address): New structure.
5760 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
5761 (m68k_decompose_index, m68k_legitimate_constant_address_p)
5762 (m68k_jump_table_ref_p, m68k_decompose_address)
5763 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
5764 (m68k_matches_u_p): New functions.
5765 (print_operand_address): Rewrite to use m68k_decompose_index.
5767 2007-03-05 David Taylor <dtaylor@emc.com>
5769 * gcc.c: Correct copyright date in --version output.
5771 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5773 * pa.md: In unamed move patterns, disparge copies between general
5774 and floating point registers using '?' modifier. Don't include 'f'
5775 constraint for register preferences in DImode, SImode, HImode and
5776 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
5777 Remove constraints for copies between general and floating registers
5778 in soft-float DFmode pattern.
5779 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
5783 2007-03-05 Mike Stump <mrs@apple.com>
5785 * c-common.c (targetcm): Add.
5786 * c-opts.c (c_common_handle_option): Handle language specific
5788 * opts.c (handle_option): Verify language for target options, if
5790 * opth-gen.awk: Add CL_LANG_ALL.
5791 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
5792 (TARGETCM_INITIALIZER): Add.
5793 * target.h (struct gcc_targetcm): Add.
5795 * targhooks.c (default_handle_c_option): Add.
5796 * targhooks.h (default_handle_c_option): Add.
5797 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
5799 * config/darwin.opt (iframework): Add.
5800 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
5801 * config/darwin-c.c (handle_c_option): Add.
5802 (TARGET_HANDLE_C_OPTION): Add.
5804 * doc/invoke.texi (Darwin Options): Add -iframework.
5806 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5808 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
5811 2007-03-05 Ian Lance Taylor <iant@google.com>
5813 * c.opt (fgnu89-inline): New option.
5814 * c-opts.c (c_common_post_options): Set default value for
5816 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
5817 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
5819 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
5820 (grokdeclarator, start_function): Likewise.
5821 * c-cppbuiltin.c (c_cpp_builtins): Define either
5822 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
5823 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
5824 (C Dialect Options): Document -fgnu89-inline.
5825 * doc/extend.texi (Function Attributes): Explain what the
5826 gnu_inline attribute does.
5827 * doc/cpp.texi (Common Predefined Macros): Document
5828 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
5830 2007-03-05 Ian Lance Taylor <iant@google.com>
5832 PR tree-optimization/31034
5833 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
5834 half-range if the other side is an overflow infinity.
5836 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
5838 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
5839 (bfin*-linux-uclibc*): New configuration.
5840 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
5842 * config/bfin/linux.h: New file.
5843 * config/bfin/libgcc-bfin.ver: New file.
5844 * config/bfin/t-bfin-uclinux: New file.
5845 * config/bfin/t-bfin-linux: New file.
5846 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
5847 (TARGET_OS_CPP_BUILTINS): New macro.
5849 2007-03-05 Richard Guenther <rguenther@suse.de>
5851 * fold-const.c (fold_binary): Remove duplicate folding
5852 of comparison of non-null ADDR_EXPR against null.
5854 2007-03-05 Richard Guenther <rguenther@suse.de>
5855 Dorit Nuzman <dorit@il.ibm.com>
5857 PR tree-optimization/26420
5858 * tree-vectorizer.c (vectorize_loops): Bail out early if there
5859 are no loops in the function. Only print the number of
5860 vectorized loops if it is greater than zero or we are supposed
5861 to print information about unvectorized loops.
5863 2007-03-05 Revital Eres <eres@il.ibm.com>
5865 * gcc.dg/var-expand1.c: New test.
5866 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
5867 when an accumulator is expanded.
5869 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5872 * c-common.c (convert_and_check): Don't give warnings for
5873 conversion if 'expr' already overflowed.
5875 2007-03-04 Roger Sayle <roger@eyesopen.com>
5878 * fold-const.c (fold_comparison): Enforce type consistency when
5879 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
5881 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
5883 * tree-ssa-address.c (create_mem_ref): Do not put an expression
5884 containing a cast to the base of TARGET_MEM_REF.
5886 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
5888 * tree.c (tree_contains_struct_check_failed): Remove spurious
5889 whitespace from error message.
5891 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5894 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
5895 instead of precision.
5897 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
5898 Nathan Sidwell <nathan@codesourcery.com>
5900 * emit-rtl.c (find_auto_inc): New.
5901 (try_split): recreate REG_INC notes,
5902 Use regular for loops rather than whiles.
5904 2007-03-03 Andreas Schwab <schwab@suse.de>
5906 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
5907 * configure: Regenerate.
5909 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5911 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
5912 flag_rounding_math, not flag_unsafe_math_optimizations.
5914 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
5916 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
5917 alpha_fold_vector_minmax): Likewise.
5918 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5919 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
5921 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5923 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
5924 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
5925 if the lhs has side-effects.
5926 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
5928 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5930 * config/i386/i386.h (TUNEMASK): Remove define.
5931 (ARCHMASK): Remove define.
5932 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
5933 Use ix86_arch_mask variable instead of ARCHMASK.
5934 * config/i386/i386.c (override_options): Ditto.
5935 (standard_80387_constant_p): Ditto.
5937 2007-03-02 Ian Lance Taylor <iant@google.com>
5939 Used signed infinities in VRP.
5940 * tree-vrp.c (uses_overflow_infinity): New static function.
5941 (supports_overflow_infinity): New static function.
5942 (make_overflow_infinity): New static function.
5943 (negative_overflow_infinity): New static function.
5944 (positive_overflow_infinity): New static function.
5945 (is_negative_overflow_infinity): New static function.
5946 (is_positive_overflow_infinity): New static function.
5947 (is_overflow_infinity): New static function.
5948 (overflow_infinity_range_p): New static function.
5949 (compare_values_warnv): New function split out of compare_values.
5950 (compare_value): Call it.
5951 (set_value_range_to_nonnegative): Add overflow_infinity
5952 parameter. Change caller.
5953 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
5955 (vrp_expr_computes_nonzero): Likewise.
5956 (compare_ranges, compare_range_with_value): Likewise.
5957 (compare_name_with_value, compare_names): Likewise.
5958 (vrp_evaluate_conditional): Likewise.
5959 (set_value_range): Handle infinity
5960 (vrp_operand_equal_p, operand_less_p): Likewise.
5961 (extract_range_from_assert): Likewise.
5962 (vrp_int_const_binop): Likewise.
5963 (extract_range_from_binary_expr): Likewise.
5964 (extract_range_from_unary_expr): Likewise.
5965 (extract_range_from_comparison): Likewise.
5966 (extract_range_from_expr): Likewise.
5967 (dump_value_range): Likewise.
5968 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
5969 (test_for_singularity): Likewise.
5970 (vrp_int_const_binop): Remove inline qualifier.
5971 (adjust_range_with_scev): Add comment.
5972 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5974 2007-03-02 Diego Novillo <dnovillo@redhat.com>
5976 * tree-ssa-structalias.c (could_have_pointers): Tidy.
5977 (get_constraint_for): Likewise.
5978 (do_structure_copy): Likewise.
5979 (find_func_aliases): Fix references to MODIFY_EXPR.
5980 (intra_create_variable_infos): Tidy.
5981 * tree-ssa-operands.c (add_virtual_operand): Add argument
5983 When adding members of alias sets, if IS_CALL_SITE is true and
5984 the symbol is not call-clobbered, skip it.
5987 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5989 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
5990 entry by means of emit_insn_at_entry.
5992 2007-03-02 Richard Henderson <rth@redhat.com>
5994 * expr.h (promoted_input_arg): Remove decl.
5995 * function.c (promoted_input_arg): Merge into ...
5996 * combine.c (setup_incoming_promotions): ... only caller.
5997 Rearrange to avoid double loop.
5999 2007-03-02 Ben Elliston <bje@au.ibm.com>
6000 Peter Bergner <bergner@vnet.ibm.com>
6001 Janis Johnson <janis187@us.ibm.com>
6003 * config/rs6000/dfp.md: New file.
6004 * config/rs6000/rs6000.md: Include dfp.md.
6005 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
6006 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
6007 and TDmode decimal float modes in FP registers.
6008 (num_insns_constant): Likewise.
6009 (rs6000_legitimate_offset_address_p): Likewise.
6010 (rs6000_legitimize_address): Likewise.
6011 (rs6000_legitimize_reload_address): Likewise.
6012 (rs6000_legitimate_address): Likewise.
6013 (rs6000_emit_move): Likewise.
6014 (function_arg_boundary): Likewise.
6015 (function_arg_advance): Likewise.
6016 (rs6000_darwin64_record_arg_recurse): Likewise.
6017 (function_arg): Likewise.
6018 (rs6000_gimplify_va_arg): Likewise.
6019 (rs6000_split_multireg_move): Likewise.
6020 (rs6000_output_function_epilogue): Likewise.
6021 (rs6000_output_function_epilogue): Likewise.
6022 (rs6000_register_move_cost): Likewise.
6023 (rs6000_function_value): Likewise.
6024 (rs6000_libcall_value): Likewise.
6026 2007-03-02 Richard Sandiford <richard@codesourcery.com>
6028 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
6030 2007-03-02 Richard Sandiford <richard@codesourcery.com>
6032 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
6033 Use $MULTIDIR to choose between the kernel and RTP headers,
6034 and use $WIND_BASE and $WIND_USR to locate them.
6036 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6038 * config/i386/i386.c (override_options): Put initialization of
6039 ix86_tune_mask and ix86_arch_mask to the correct place.
6041 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6042 Michael Meissner <michael.meissner@amd.com>
6045 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
6047 (TARGET_CMOVE): Use ARCHMASK.
6048 (TARGET_CMPXCHG): Ditto.
6049 (TARGET_CMPXCHG8B): Ditto.
6050 (TARGET_XADD): Ditto.
6051 (TARGET_BSWAP): Ditto.
6052 * config/i386/i386.c (ix86_tune_mask): New global variable.
6053 (ix86_arch_mask): Ditto.
6054 (override_options): Initialize ix86_tune_mask and
6055 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
6058 2007-03-02 Ben Elliston <bje@au.ibm.com>
6061 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
6063 2007-03-02 Joseph Myers <joseph@codesourcery.com>
6065 * target.h (init_dwarf_reg_sizes_extra): New target hook.
6066 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
6067 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
6068 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
6070 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
6071 rs6000_init_dwarf_reg_sizes_extra): New.
6072 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
6073 SPE register high parts.
6075 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
6077 * Makefile.in: Add install-pdf target as
6078 copied from automake v1.10 rules.
6079 * configure.ac: Add install-pdf to target list.
6080 * configure: Regenerate.
6082 2007-03-01 Paul Brook <paul@codesourcery.com>
6084 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
6085 modes to LDRD for DImode.
6086 (output_move_double): Fixup out of range ldrd/strd.
6087 (vfp_secondary_reload_class): Rename...
6088 (coproc_secondary_reload_class): ... to this. Add wb argument.
6089 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
6090 coproc_secondary_reload_class for CLASS_IWMMXT.
6091 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
6092 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
6094 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6096 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
6097 factor by the estimated number of iterations.
6098 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
6101 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
6102 decode_caches_intel, detect_caches_intel): New functions.
6103 (host_detect_local_cpu): Use detect_caches_amd and
6104 detect_caches_intel.
6106 2007-03-01 Richard Henderson <rth@redhat.com>
6108 * expr.c (emit_move_complex_push): Export.
6109 (emit_move_complex_parts): Split out from ...
6110 (emit_move_complex): ... here.
6111 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
6112 * config/i386/i386.md (movcdi): New.
6114 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
6116 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
6117 size of mode1 to check for tieable modes in MMX case.
6119 2007-03-01 Richard Sandiford <richard@codesourcery.com>
6121 * Makefile.in (rtlanal.o): Depend on tree.h.
6122 * rtl.h (offset_within_section_p, split_const): Declare.
6123 * rtlanal.c: Include tree.h.
6124 (offset_within_block_p): New function, taken from
6125 mips_offset_within_object_p.
6126 (split_const): New function, taken from mips_split_const.
6127 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
6129 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
6130 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
6131 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
6132 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6133 (m68k_illegitimate_symbolic_constant_p): New function.
6134 * config/m68k/m68k.md (movsi): Remove misleading predicates.
6135 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
6136 symbolic constant that might be outside the symbol's section,
6137 move the symbol first and then add the offset.
6138 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
6140 * config/mips/mips.c (mips_split_const): Delete.
6141 (mips_offset_within_object_p): Delete.
6142 (mips_symbolic_constant_p): Use offset_within_section_p and
6143 split_const instead of mips_offset_within_object_p and
6145 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
6146 (mips_legitimize_const_move, print_operand_reloc)
6147 (mips_dangerous_for_la25_p): Use split_const instead of
6150 2007-02-28 Eric Christopher <echristo@apple.com>
6152 * Makefile.in (install-include-dir): Don't rm -rf include.
6154 2007-02-28 Richard Guenther <rguenther@suse.de>
6157 * fold-const.c (fold_binary): Do not associate expressions
6158 with more than one variable for integer types that do not wrap.
6160 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
6162 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
6163 Delete, and replace with...
6164 (fold_builtin_call_array): This. Update callers to use it.
6165 * fold-const.c (fold_build_call_list): Delete, and replace with...
6166 (fold_build_call_array): This.
6167 (fold_build_call_list_initializer): Delete, and replace with...
6168 (fold_build_call_array_initializer): This.
6169 * tree.h: Update declarations to reflect above changes.
6171 * c-typeck.c (build_function_call): Store converted arguments
6172 in a stack-allocated array instead of building a list.
6173 (convert_arguments): Store arguments in the array passed in as an
6174 argument, and return the actual number of arguments.
6175 * c-format.c: (check_function_format): Pass arguments in an
6176 array instead of a list.
6177 * c-common.c (check_function_nonnull): Likewise.
6178 (check_function_sentinel): Likewise.
6179 (check_function_arguments): Likewise.
6180 * c-common.h: Update declarations to reflect above changes.
6182 2007-02-28 Jan Hubicka <jh@suse.cz>
6184 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
6185 PRED_NEGATIVE_RETURN): Update outcomes.
6187 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
6189 * calls.c (emit_library_call_value_1): Handle partial registers
6190 correctly when building up CALL_INSN_FUNCTION_USAGE.
6192 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6194 * pa/predicates.md (move_src_operand): Allow zero for mode.
6195 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
6198 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
6201 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
6202 *movv2df_internal): Enable pattern only for valid operand
6204 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
6205 tie only 128bit modes. For MMX registers, tie only 64bit modes.
6207 2007-02-27 Mike Stump <mrs@apple.com>
6209 * config/darwin-crt3.c: Avoid compilation when compiling for a
6212 2007-02-27 Joseph Myers <joseph@codesourcery.com>
6214 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
6216 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
6217 for fixed headers and limits.h.
6218 (install-include-dir, install-headers-tar, install-headers-cpio,
6219 install-headers-cp, real-install-headers-tar,
6220 real-install-headers-cpio, real-install-headers-cp): Handle
6221 include-fixed as well as include.
6222 (install-mkheaders): Don't install files that go only in include
6224 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
6225 from GCC_INCLUDE_DIR.
6226 * gcc.c (process_command): Remove special -BstageN/ handling.
6227 (do_spec_1): Add include-fixed directories.
6229 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6231 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
6233 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
6235 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
6238 2007-02-27 Mark Mitchell <mark@codesourcery.com>
6240 * c-common.c (get_priority): Add check for
6241 SUPPORTS_INIT_PRIORITY.
6243 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6245 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
6247 * config/bfin/bfin.c: Include "cfglayout.h".
6248 (MAX_LSETUP_DISTANCE): New macro.
6249 (struct loop_info): New members incoming, incoming_src and
6250 incoming_dest. Delete member predecessor.
6251 (length_for_loop): New function.
6252 (bfin_optimize_loop): Handle more different loop structures.
6253 (bfin_discover_loop): Rework detection of predecessor blocks by
6254 examining incoming edges.
6255 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
6257 (bfin_reorder_loops): New function.
6258 (bfin_reorg_loops): Use these three new functions.
6260 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
6261 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
6262 (CONSTRAINT_LEN): Add entry for 'q'.
6263 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
6264 Add 'q' constraints.
6265 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
6266 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
6268 * config/bfin/bfin.md (add_with_carry): New pattern.
6269 (s_or_u, su_optab, su_modifier): New code macros/attrs.
6270 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
6271 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
6272 support unsigned multiplies too. Removed incorrect commutativity from
6273 operand 1 constraint where appropriate.
6274 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
6276 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
6277 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
6279 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
6280 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
6281 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
6282 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
6283 usmulhisi_hh_huh): New patterns.
6285 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
6286 lshifthi3): Fix output template to use half reg for operand 2.
6288 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
6291 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
6293 2007-02-27 Andreas Schwab <schwab@suse.de>
6295 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
6297 2007-02-27 Jan Hubicka <jh@suse.cz>
6299 * predict.c (last_basic_block_p): Remove.
6300 (tree_estimate_probability): Update return heuristic for commonized
6303 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6305 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
6307 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6309 * doc/include/gcc-common.texi (versionsubtitle): New macro.
6310 * doc/cpp.texi: Standardize title page.
6311 * doc/cppinternals.texi: Likewise.
6312 * doc/gcc.texi: Standardize title page, remove version number
6313 from copyright page.
6314 * doc/gccint.texi: Likewise.
6315 * doc/install.texi: Standardize title page, add table of
6318 2007-02-26 Jan Hubicka <jh@suse.cz>
6320 * predict.def: Set outcomes according to more recent results.
6321 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
6322 Remove dead predictors.
6323 * predict.c (return_prediction): Fix pasto.
6325 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6327 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
6328 change; avoid a memory leak when returning early.
6330 2007-02-26 Mark Mitchell <mark@codesourcery.com>
6332 * c-decl.c (static_ctors): Move to c-common.c.
6333 (static_dtors): Likewise.
6334 (finish_function): Use c_record_cdtor_fn.
6335 (build_cdtor): Move to c-common.c.
6336 (c_write_global_declarations): Use c_build_cdtor_fns.
6337 * c-common.h (static_ctors): Declare.
6338 (static_dtors): Likewise.
6339 (c_record_cdtor_fn): Likewise.
6340 (c_build_cdtor_fns): Likewise.
6341 * c-common.c (static_ctors): New variable.
6342 (static_dtors): Likewise.
6343 (c_record_cdtor_fn): New function.
6344 (build_cdtor): Move from c-decl.c
6345 (c_build_cdtor_fns): New function.
6347 * output.h (assemble_addr_to_section): Declare.
6348 (get_cdtor_priority_section): Likewise.
6349 * varasm.c (assemble_addr_to_section): New function.
6350 (get_cdtor_priority_section): Likewise.
6351 (default_named_section_asm_out_destructor): Use them.
6352 (destor_dtor_section_asm_out_destructor): Likewise.
6353 (default_named_section_asm_out_constructor): Likewise.
6354 (default_ctor_section_asm_out_constructor): Likewise.
6355 * config.gcc (*-*-vxworks*): Include vxworks.o.
6356 * config/t-vxworks (vxworks.o): New target.
6357 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
6358 (TARGET_ASM_CONSTRUCTOR): Define.
6359 (TARGET_ASM_DESTRUCTOR): Likewise.
6360 (vxworks_asm_out_constructor): Declare.
6361 (vxworks_asm_out_destructor): Likewise.
6363 * c-common.c (get_priority): Check that we have not just an
6364 INTEGER_CST, but an integer constant with integeral type.
6366 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
6368 PR tree-optimization/30938
6369 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
6370 use &dt[nargs-1] instead of &dt[nargs] in the call to
6371 vect_is_simple_use().
6373 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
6375 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
6376 from register elimination as PRE_MODIFY / POST_MODIFY increments.
6377 Do not attempt to handle MEM inside auto-inc expressions.
6378 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
6379 of a register modified by an auto-inc expression. However, do handle
6380 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
6381 (elimination_effects): Prohibit elimination of a register modified
6382 by an auto-inc expression. Disable register elimination rules whose
6383 target register is modified by an auto-inc expression with variable
6386 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6388 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
6390 (array_at_struct_end_p): New function.
6391 (idx_infer_loop_bounds): Use it.
6392 (estimate_numbers_of_iterations_loop): Export.
6393 * predict.c (predict_loops): Use estimated_loop_iterations_int.
6394 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
6395 (tree_estimate_probability): Call record_loop_exits.
6396 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
6397 (estimated_loop_iterations, estimated_loop_iterations_int,
6398 estimated_loop_iterations_tree): New functions.
6399 (analyze_siv_subscript_cst_affine,
6400 compute_overlap_steps_for_affine_1_2,
6401 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
6402 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
6403 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
6404 (PRED_LOOP_ITERATIONS_GUESSED): New.
6405 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
6406 * cfgloop.h (estimate_numbers_of_iterations_loop,
6407 estimated_loop_iterations_int): Declare.
6409 2007-02-25 Mark Mitchell <mark@codesourcery.com>
6411 * doc/extend.texi: Document optional priority argument to
6412 constructors and destructors.
6413 * tree.c (init_priority_for_decl): Adjust GTY markers.
6414 (init_ttree): Use priority-info hash functions for
6415 init_priority_for_decl.
6416 (tree_map_eq): Rename to ...
6417 (tree_map_base_eq): ... this.
6418 (tree_map_marked_p): Rename to ...
6419 (tree_map_base_marked_p): ... this.
6420 (tree_map_base_hash): New function.
6421 (decl_init_priority_lookup): Rework.
6422 (decl_fini_priority_lookup): New function.
6423 (decl_priority_info): New function.
6424 (decl_init_priority_insert): Use it.
6425 (decl_fini_priority_insert): Likewise.
6426 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
6428 (decl_restrict_base_insert): Likewise.
6429 (decl_debug_expr_insert): Likewise.
6430 (decl_value_expr_lookup): Likewise.
6431 (decl_value_expr_insert): Likewise.
6432 * tree.h (priority_type): New type.
6433 (decl_init_priority_lookup): Use priority_type.
6434 (decl_fini_priority_lookup): New function.
6435 (decl_init_priority_insert): Use priority_type.
6436 (decl_fini_priority_insert): New function.
6437 (DECL_HAS_INIT_PRIORITY): Tweak comments.
6438 (DECL_INIT_PRIORITY): Likewise.
6439 (SET_DECL_INIT_PRIORITY): Add comment.
6440 (DECL_FINI_PRIORITY): New macro.
6441 (SET_DECL_FINI_PRIORITY): Likewise.
6442 (DEFAULT_INIT_PRIORITY): Document.
6443 (MAX_INIT_PRIORITY): Likewise.
6444 (MAX_RESERVED_INIT_PRIORITY): Likewise.
6445 (tree_map_base): New type.
6446 (tree_map_base_eq): New function.
6447 (tree_map_base_hash): Likewise.
6448 (tree_map_base_marked_p): Likewise.
6449 (tree_map): Inherit from tree_map_base.
6450 (tree_map_eq): Make it a macro.
6451 (tree_map_marked_p): Likewise.
6452 (tree_int_map): Inherit from tree_map_base.
6453 (tree_int_map_eq): Make it a macro.
6454 (tree_int_map_hash): Likewise.
6455 (tree_int_map_marked_p): Likewise.
6456 (tree_priority_map): New type.
6457 (tree_priority_map_eq): New macro.
6458 (tree_priority_map_hash): Likewise.
6459 (tree_priority_map_marked_p): Likewise.
6460 * varasm.c (emults_decl): Adjust for refactoring of tree_map
6462 (emutls_common_1): Likewise.
6463 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
6464 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
6465 of tree_map hierarchy.
6466 * tree-cfg.c (move_stmt_r): Likewise.
6467 (new_label_mapper): Likewise.
6468 * c-tree.h (c_expand_body): Move to ...
6469 * c-common.h (c_expand_body): ... here.
6470 * c-decl.c (c_expand_body): Move to ...
6471 * c-common.c (c_expand_body): ... here.
6472 (c_common_attribute_table): Allow 1 argument for the constructor
6473 and destructor attributes.
6474 (get_priority): New function.
6475 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
6476 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
6478 2007-02-24 Jan Hubicka <jh@suse.cz>
6481 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
6483 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6484 Jan Hubicka <jh@suse.cz>
6487 * i386.c (counter_mode): New function.
6488 (expand_set_or_movmem_via_loop): Use it.
6489 (expand_movmem_epilogue): Likewise; fix pasto.
6490 (ix86_expand_movmem): Do emit guard even for constant counts.
6491 (ix86_expand_setmem): Likewise.
6493 2007-02-25 Nick Clifton <nickc@redhat.com>
6495 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
6496 (JUMP_TABLES_IN_TEXT_SECTION): Define.
6498 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6501 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
6502 count argument with 0x10, not with 0x16.
6503 (expand_setmem_epilogue): Ditto.
6505 2007-02-24 Mike Stump <mrs@apple.com>
6507 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
6510 2007-02-24 Richard Guenther <rguenther@suse.de>
6513 * fold-const.c (fold_binary): Fold x +- CST op x for
6514 EQ_EXPR and NE_EXPR.
6516 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6518 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
6520 2007-02-24 Jan Hubicka <jh@suse.cz>
6522 * cgraphunit.c (decide_is_function_needed): Honor
6523 -fkeep-inline-functions.
6525 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6527 * builtins.c (fold_builtin_modf): New.
6528 (fold_builtin_2): Use it.
6530 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
6532 * loop-iv.c (implies_p): Detect additional cases where A implies B.
6533 (determine_max_iter): Take additional LOOP arg; all callers changed.
6534 Lose broken logic dealing with PLUS. Try to limit the upper bound by
6535 one using simplifications.
6536 (simplify_using_initial_values): Return if the expression becomes
6537 invalid due to altered regs.
6539 2007-02-23 DJ Delorie <dj@redhat.com>
6541 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
6543 2007-02-23 Mike Stump <mrs@apple.com>
6545 * tlink.c (scan_linker_output): Parse linker messages from
6546 darwin9's linker better.
6548 2007-02-23 Steve Ellcey <sje@cup.hp.com>
6551 * varpool.c (varpool_assemble_pending_decls): Set
6552 varpool_last_needed_node to null.
6554 2007-02-23 DJ Delorie <dj@redhat.com>
6556 * config/i386/i386.c (ix86_data_alignment): Don't specify an
6557 alignment bigger than the object file can handle.
6559 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
6562 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
6563 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
6564 (*movsf_1): Penalize MMX moves.
6566 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
6568 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
6569 2^32-1 or more times unless flag_unsafe_loop_optimizations.
6571 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
6573 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6575 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
6576 (fold_builtin_1): Use them.
6577 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
6578 BUILT_IN_SIGNIFICAND.
6580 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
6582 * config/i386/i386.c (bdesc_1arg): Initialize
6583 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
6584 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
6585 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
6586 and IX86_BUILTIN_MOVSLDUP.
6588 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
6590 PR rtl-optimization/30841
6591 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
6593 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6595 * builtins.c (fold_builtin_frexp): New.
6596 (fold_builtin_2): Use it.
6598 2007-02-22 Mark Mitchell <mark@codesourcery.com>
6600 * doc/invoke.texi (Spec Files): Document getenv spec function.
6602 * gcc.c (getenv_spec_function): New function.
6603 (static_spec_functions): Add it.
6604 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
6605 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
6608 2007-02-22 Michael Matz <matz@suse.de
6611 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
6612 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
6614 2007-02-22 Ian Lance Taylor <iant@google.com>
6617 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
6618 (mem_loc_descriptor): Call it.
6620 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
6621 Ira Rosen <irar@il.ibm.com>
6623 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
6625 2007-02-22 Ira Rosen <irar@il.ibm.com>
6627 PR tree-optimization/30843
6628 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
6629 stores only after all the group is vectorized.
6631 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
6633 PR tree-optimization/30858
6634 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
6635 in the reduction cycle have a single use in the loop.
6636 * tree-vectorizer.h (relevant): Add documentation.
6638 2007-02-20 Mike Stump <mrs@apple.com>
6640 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
6641 * configure: Regenerate.
6643 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6645 Change the defaults of some parameters and options.
6646 * config/spu/spu-protos.h (spu_optimization_options): Declare.
6647 * config/spu/spu.c (spu_optimization_options): Add.
6648 (spu_override_options): Change params in spu_optimization_options.
6649 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
6651 Register 127 is only 16 byte aligned when used as a frame pointer.
6652 * config/spu/spu-protos.h (spu_init_expanders): Declare.
6653 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
6654 HARD_FRAME_POINTER_REGNUM.
6655 (spu_legitimate_address): Use regno_aligned_for_reload.
6656 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
6657 aligned when frame_pointer_needed is true.
6658 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
6660 * config/spu/spu.h (INIT_EXPANDERS): Define.
6662 Make sure shift and rotate instructions have valid immediate operands.
6663 * config/spu/predicates.md (spu_shift_operand): Remove.
6664 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
6665 * config/spu/constraints.md (W, O): Extend range.
6666 * config/spu/spu.md (umask, nmask): Define.
6667 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
6668 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
6669 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
6670 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
6671 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
6672 (lshr<mode>3_reg): Fix rtl description.
6674 Make sure mulhisi immediate operands are valid.
6675 * config/spu/predicates.md (imm_K_operand): Add.
6676 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
6678 Generate constants using fsmbi and andi.
6679 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
6680 (print_operand, spu_split_immediate, classify_immediate,
6681 fsmbi_const_p): Handle IC_FSMBI2.
6683 Correctly handle a CONST_VECTOR containing symbols.
6684 * config/spu/spu.c (print_operand): Handle HIGH correctly.
6685 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
6686 (immediate_load_p): Allow symbols that use 2 instructions to create.
6687 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
6688 with symbols when flag_pic is set.
6689 (const_vector_immediate_p): New.
6690 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
6691 accept a CONST_VECTOR with symbols.
6692 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
6693 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
6695 * config/spu/spu.md (high, low): Delete.
6696 (low_<mode>): Define.
6698 Remove INTRmode and INTR_REGNUM, which didn't work.
6699 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
6701 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
6702 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
6703 peephole2 pattern): Don't use INTR or 131.
6704 (movintrcc): Delete.
6705 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
6706 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
6707 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
6708 (UNSPEC_SET_INTR): Add.
6709 * config/spu/spu-modes.def (INTR): Remove.
6711 More accurate warnings about run-time relocations.
6712 * config/spu/spu.c (reloc_diagnostic): Test in_section.
6714 Correctly warn about immediate arguments to specific intrinsics.
6715 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
6716 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
6717 the instruction predicate.
6719 Fix tree check errors with latest update.
6720 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
6722 (spu_expand_builtin): Use CALL_EXPR_FN.
6724 Add missing specific intrinsics.
6725 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
6727 * config/spu/spu_internals.h: Ditto.
6729 Fix incorrect operand modifiers.
6730 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
6731 * config/spu/spu.md (xor<mode>3): Change %S to %J.
6733 Optimize one case of zero_extend of a vec_select.
6734 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
6736 Accept any immediate for hbr.
6737 * config/spu/spu.md (hbr): Change s constraints to i.
6739 2007-02-21 Paul Brook <paul@codesourcery.com>
6741 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
6742 condexec_count when skipping USE and CLOBBER.
6744 2007-02-21 Nick Clifton <nickc@redhat.com>
6746 * common.opt (Warray-bounds): Add Warning attribute.
6747 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
6749 (fsized-zeroes): Add Optimization attribute.
6750 (fsplit-wide-types, ftree-scev-cprop): Likewise.
6751 * c.opt (Wc++0x-compat): Add Warning attribute.
6753 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6756 * reload1.c (eliminate_regs_in_insn): In the single_set special
6757 case, attempt to re-recognize the insn before falling back to
6758 having reload fix it up.
6760 2007-02-20 Eric Christopher <echristo@gmail.com>
6762 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
6763 Rewrite accordingly.
6764 (frv_read_iacc_argument): Ditto.
6765 (frv_expand_set_builtin): Take a call instead of arglist, update for
6767 (frv_expand_unop_builtin): Ditto.
6768 (frv_expand_binop_builtin): Ditto.
6769 (frv_expand_cut_builtin): Ditto.
6770 (frv_expand_binopimm_builtin): Ditto.
6771 (frv_expand_voidbinop_builtin): Ditto.
6772 (frv_expand_int_void2arg): Ditto.
6773 (frv_expand_prefetches): Ditto.
6774 (frv_expand_voidtriop_builtin): Ditto.
6775 (frv_expand_voidaccop_builtin): Ditto.
6776 (frv_expand_load_builtin): Ditto.
6777 (frv_expand_store_builtin): Ditto.
6778 (frv_expand_mdpackh_builtin): Ditto.
6779 (frv_expand_mclracc_builtin): Ditto.
6780 (frv_expand_mrdacc_builtin): Ditto.
6781 (frv_expand_mwtacc_builtin): Ditto.
6782 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
6785 2007-02-20 Janis Johnson <janis187@us.ibm.com>
6787 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
6788 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
6790 (HAVE_GAS_DFP): Check for assembler support of decimal floating
6792 * configure: Regenerate.
6793 * config.in: Regenerate.
6794 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
6795 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
6796 masks to power6 and power6x and to POWERPC_MASKS.
6797 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6799 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
6800 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
6801 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6802 Access PROTOTYPE as variable, not mask.
6804 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6806 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
6807 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
6808 * combine.c (adjust_for_new_dest): Use it.
6809 * postreload.c (reload_combine): Likewise.
6811 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6813 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
6814 notes on an insn with multiple sets, even if single_set returns
6815 non-NULL for that insn.
6817 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6819 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
6822 2007-02-20 Geoffrey Keating <geoffk@apple.com>
6824 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
6825 if user didn't pass it.
6826 * config/i386/darwin.h (CC1_SPEC): Likewise.
6827 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
6828 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
6829 -mmacosx-version-min.
6831 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6832 Uros Bizjak <ubizjak@gmail.com>
6834 * optabs.h (enum optab_index): Add new OTI_scalb.
6835 (scalb_optab): Define corresponding macro.
6836 * optabs.c (init_optabs): Initialize scalb_optab.
6837 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
6839 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
6840 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
6841 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
6842 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
6843 flag_unsafe_math_optimizations is set.
6845 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
6846 to implement scalbf, scalb and scalbl built-ins as inline x87
6849 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6850 DJ Delorie <dj@redhat.com>
6853 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
6854 (diagnostic_report_diagnostic): ... here, and turn them into real
6855 errors. If warnings are inhibited, no need to do anything.
6857 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
6859 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
6860 better code generation.
6862 2007-02-20 Ben Elliston <bje@au.ibm.com>
6864 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
6866 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
6868 * config/alpha/alpha.c, config/alpha/alpha.md,
6869 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
6870 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
6871 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
6872 config/arm/lib1funcs.asm: Follow spelling conventions.
6874 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
6875 config/fr30/fr30.md, config/i386/i386.h,
6876 config/iq2000/iq2000.h, config/iq2000/predicates.md,
6877 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
6878 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
6879 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
6880 config/rs6000/altivec.md, config/rs6000/rs6000.c,
6881 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
6882 config/sparc/sparc.c, config/sparc/sparc.h,
6883 config/sparc/sparc.md, config/spu/constraints.md,
6884 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
6887 2007-02-20 Alan Modra <amodra@bigpond.net.au>
6890 * varasm.c (use_blocks_for_decl_p): Return false for decls with
6893 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6895 * doc/invoke.texi (-ftree-lrs): Remove.
6897 2007-02-19 Diego Novillo <dnovillo@redhat.com>
6899 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
6902 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
6904 * config/ia64/ia64.c (ia64_expand_builtin): Use the
6905 new CALL_EXPR_FN macro for retrieving the function
6906 declaration of the input expression.
6908 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6910 * c.opt (Waddress): New.
6911 * common.opt (Walways-true): Delete.
6912 (Wstring-literal-comparison): Delete.
6913 * doc/invoke.texi (Warning Options): Delete -Walways-true and
6914 -Wstring-literal-comparison. Add -Waddress.
6916 (Walways-true): Delete.
6917 (Wstring-literal-comparison): Delete.
6918 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
6919 consistently instead of -Walways-true in example.
6920 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
6921 * c-typeck.c (parser_build_binary_op): Replace
6922 -Wstring-literal-comparison and -Walways-true with -Waddress.
6923 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
6926 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6928 * tree-cfg.c (dump_function_to_file): Be prepared for functions
6929 without DECL_STRUCT_FUNCTION initialized.
6931 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6933 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
6934 due to calls to functions taking pointers as parameters.
6936 2007-02-19 Richard Henderson <rth@redhat.com>
6939 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
6942 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
6944 * config/s390/s390.c (s390_call_saved_register_used,
6945 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
6946 accessed to the new scheme.
6948 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6950 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
6951 (cris_print_index, cris_print_operand, cris_print_operand_address)
6952 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
6953 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
6954 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
6956 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
6957 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
6958 GO_IF_LEGITIMATE_ADDRESS): Ditto.
6959 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
6960 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
6961 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
6962 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
6963 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
6964 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
6965 (uminsi3, call, call_value): Ditto.
6966 (define_split: indir_to_reg_split, unnamed): Ditto.
6968 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
6970 PR tree-optimization/30975
6971 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
6974 2007-02-18 Eric Christopher <echristo@gmail.com>
6976 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
6977 Remove use of arglist.
6978 (mips_expand_builtin): Remove use of arglist, pass in expr.
6979 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
6980 (mips_expand_builtin_movtf): Ditto.
6981 (mips_expand_builtin_compare): Ditto.
6983 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6985 * tree-sra.c (sra_build_assignment): Replace assertion
6986 checking with a comment explaining why it can't be done.
6988 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6991 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
6992 during CALL_EXPR representation conversion.
6993 * tree-ssa-propagate.c (set_rhs): Likewise.
6995 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6997 * tree-sra.c (sra_build_assignment): Disable assertion checking
7000 2007-02-18 Roger Sayle <roger@eyesopen.com>
7002 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
7003 instead of calling build2 with a GIMPLE_MODIFY_STMT.
7004 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
7006 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
7007 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
7008 gimplify_init_ctor_eval_range, gimple_push_cleanup,
7009 gimplify_omp_for, gimplify_omp_atomic_pipeline,
7010 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
7011 force_gimple_operand): Likewise.
7012 * ipa-cp.c (constant_val_insert): Likewise.
7013 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
7014 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
7015 perfect_nestify): Likewise.
7016 * langhooks.c (lhd_omp_assignment): Likewise.
7017 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
7018 lower_copyprivate_clauses, lower_send_clauses,
7019 lower_send_shared_vars, expand_parallel_call,
7020 expand_omp_for_generic, expand_omp_for_static_nochunk,
7021 expand_omp_for_static_chunk, expand_omp_sections,
7022 lower_omp_single_copy, lower_omp_for_lastprivate,
7023 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
7024 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7025 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
7028 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
7030 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
7031 config/sh/sh.md: Follow spelling conventions.
7033 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
7034 config/frv/predicates.md: Follow spelling conventions.
7036 * config/m68k/linux-unwind.h: Fix a comment typo.
7037 * target.h: Follow spelling conventions.
7039 2007-02-18 Roger Sayle <roger@eyesopen.com>
7041 PR rtl-optimization/28173
7042 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
7043 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
7044 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
7045 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
7046 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
7048 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7050 * builtins.c (fold_builtin_load_exponent): New.
7051 (fold_builtin_2): Use it.
7053 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
7055 PR rtl-optimization/30773
7056 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
7057 if we fail to attach a REG_EQUIV note.
7059 2007-02-18 David Edelsohn <edelsohn@gnu.org>
7060 Roger Sayle <roger@eyesopen.com>
7062 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
7064 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
7066 * calls.c (initialize_argument_information): Pass original EXP
7067 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
7068 code to split complex arguments here, as part of initializing the
7070 (expand_call): Remove code that builds a list of arguments and
7071 inserts implicit arguments into it. Instead, just count how many
7072 implicit arguments there will be so we can determine the size of
7073 the ARGS array, and let initialize_argument_information do the work.
7074 (split_complex_values): Delete unused function.
7076 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
7078 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
7080 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
7082 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
7083 for arg pointer based indexed addressing.
7085 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
7087 * config/ia64/ia64.h, config/ia64/ia64.md,
7088 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
7089 spelling conventions.
7091 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7093 * config/m68k/m68k.c (split_di): New.
7094 * config/m68k/m68k-protos.h: Declare split_di.
7095 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
7096 Improve predicate handling and split constant shifts.
7098 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7100 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
7101 parameter for register bitfield operations, general predicates
7104 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7106 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
7107 * config/m68k/linux-unwind.h: New file.
7109 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
7111 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
7112 config/i386/athlon.md, config/ia64/ia64.md,
7113 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
7114 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
7115 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
7116 tree-ssa-loop-niter.c, tree-vect-analyze.c,
7117 tree-vect-transform.c: Fix comment typos.
7119 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
7121 * sched-deps.c (find_insn_list): Remove.
7122 * sched-int.h: Remove the prototype for find_insn_list.
7124 2007-02-16 Geoffrey Keating <geoffk@apple.com>
7126 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
7128 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
7129 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
7130 darwin_rs6000_override_options.
7131 (C_COMMON_OVERRIDE_OPTIONS): Expect
7132 darwin_macosx_version_min to be non-NULL always.
7133 (TARGET_C99_FUNCTIONS): Likewise.
7134 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
7135 (DARWIN_MINVERSION_SPEC): New.
7136 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
7137 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
7139 (DARWIN_MINVERSION_SPEC): New.
7140 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
7142 * config/darwin-c.c (darwin_cpp_builtins): Expect
7143 darwin_macosx_version_min to be non-NULL always.
7145 * config/rs6000/rs6000.c: Clean up trailing whitespace.
7147 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
7149 * config/i386/i386.h (x86_use_xchgb): New.
7150 (TARGET_USE_XCHGB): New macro.
7151 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
7152 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
7153 Split after reload into bswaphi for shifts of 8.
7154 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
7155 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
7156 or when optimizing for size.
7158 2007-02-16 Richard Guenther <rguenther@suse.de>
7159 Christian Bruel <christian.bruel@st.com>
7161 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
7162 DECLs but prefer SSA_NAMEs over DECLs.
7164 2007-02-16 Richard Guenther <rguenther@suse.de>
7166 * tree-flow-inline.h (single_imm_use_p): Remove.
7167 (zero_imm_uses_p): Likewise.
7168 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
7169 instead of single_imm_use_p.
7170 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
7173 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7176 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
7177 nested double- and backquotes.
7179 2007-02-15 Roger Sayle <roger@eyesopen.com>
7182 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
7183 should be unreachable.
7184 (build2_stat): Allow construction of MODIFY_EXPR at any time.
7185 For the time being redirect GIMPLE_MODIFY_STMT to the new
7186 (renamed) build_gimple_modify_stmt_stat.
7187 (build2_gimple_stat): Rename to...
7188 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
7189 Always build a GIMPLE_MODIFY_STMT node.
7190 * tree.h (build2_gimple, build2_gimple_stat): Delete.
7191 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
7194 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
7195 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
7196 * tree-complex.c (set_component_ssa_name, expand_complex_move,
7197 expand_complex_div_wide): Likewise.
7198 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
7199 * tree-ssa-loop-im.c (schedule_sm): Likewise.
7200 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
7201 * tree-ssa-loop-manip.c (create_iv): Likewise.
7202 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
7203 abs_replacement): Likewise.
7204 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
7205 realify_fake_stores): Likewise.
7207 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
7208 node rather than a GIMPLE_MODIFY_STMT node.
7209 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
7210 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
7212 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
7213 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
7216 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7219 * fold-const.c (fold_comparison): Add back the
7220 folding of constant complex comparisions.
7222 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7225 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
7226 effects unknown to this function, return early.
7228 2007-02-15 Ian Lance Taylor <iant@google.com>
7230 * lower-subreg.c (move_eh_region_note): New static function.
7231 (resolve_simple_move): Call it.
7232 (decompose_multiword_subregs): Track blocks for which we resolve a
7233 simple move which is also a control flow insn. Pass them to
7234 find_many_sub_basic_blocks.
7235 (pass_lower_subreg): Add TODO_verify_flow.
7236 (pass_lower_subreg2): Likewise.
7238 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7239 Brooks Moses <brooks.moses@codesourcery.com>
7240 Lee Millward <lee.millward@codesourcery.com>
7242 * tree.h (enum tree_code_class): Add tcc_vl_exp.
7243 (VL_EXP_CLASS_P): New.
7244 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
7246 (TREE_OPERAND_CHECK_CODE): Likewise.
7247 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
7248 (TREE_RTL_OPERAND_CHECK): Likewise.
7249 (tree_operand_check_failed): Make second parameter the whole tree
7250 instead of its code. Fixed callers.
7251 (VL_EXP_CHECK): New.
7252 (TREE_OPERAND_LENGTH): New.
7253 (VL_EXP_OPERAND_LENGTH): New.
7254 (CALL_EXPR_FN): New.
7255 (CALL_EXPR_STATIC_CHAIN): New.
7256 (CALL_EXPR_ARGS): New.
7257 (CALL_EXPR_ARG): New.
7258 (call_expr_nargs): New.
7259 (CALL_EXPR_ARGP): New.
7260 (build_nt_call_list): Declare.
7261 (build_vl_exp_stat): Declare.
7262 (build_vl_exp): New.
7263 (build_call_list): Declare.
7264 (build_call_nary): Declare.
7265 (build_call_valist): Declare.
7266 (build_call_array): Declare.
7267 (call_expr_arg): Declare.
7268 (call_expr_argp): Declare.
7269 (call_expr_arglist): Declare.
7270 (fold_build_call_list): Declare.
7271 (fold_build_call_list_initializer): Declare.
7272 (fold_call_expr): Declare to replace fold_builtin.
7273 (fold_builtin_fputs): Update to agree with modified definition.
7274 (fold_builtin_strcpy): Likewise.
7275 (fold_builtin_strncpy): Likewise.
7276 (fold_builtin_memory_chk): Likewise.
7277 (fold_builtin_stxcpy_chk): Likewise.
7278 (fold_builtin_strncpy_chk): Likewise.
7279 (fold_builtin_next_arg): Likewise.
7280 (fold_build_call_expr): Declare.
7281 (fold_builtin_call_list): Declare.
7282 (fold_builtin_call_valist): Declare.
7283 (build_call_expr): Declare.
7284 (validate_arglist): Update to agree with modified definition.
7285 (tree_operand_length): New.
7286 (call_expr_arg_iterator): New.
7287 (init_call_expr_arg_iterator): New.
7288 (next_call_expr_arg): New.
7289 (first_call_expr_arg): New.
7290 (more_call_expr_args_p): New.
7291 (FOR_EACH_CALL_EXPR_ARG): New.
7293 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
7294 and tcc_gimple_stmt.
7295 (tree_code_size): Update documentation. Use sizeof (tree) rather
7296 than sizeof (char *).
7297 (tree_size): Likewise. Add case for tcc_vl_exp.
7298 (tree_node_structure): Add case for tcc_vl_exp.
7299 (contains_placeholder_p): Likewise.
7300 (substitute_in_expr): Likewise.
7301 (substitute_placeholder_in_expr): Likewise.
7302 (stabilize_reference_1): Likewise.
7303 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
7304 to diagnose breakage of this interface for constructing CALL_EXPRs.
7305 (build_nt): Add similar assertion here.
7306 (build_nt_call_list): New.
7307 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
7308 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
7310 (get_callee_fndecl): Use new CALL_EXPR accessors.
7311 (tree_operand_check_failed): Change parameters to pass entire node
7312 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
7313 (process_call_operands): New.
7314 (build_vl_exp_stat): New.
7315 (build_call_list): New.
7316 (build_call_nary): New.
7317 (build_call_valist): New.
7318 (build_call_array): New.
7319 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7320 (call_expr_arglist): New.
7322 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
7323 tcc_vl_exp instead of a fixed-size tcc_expression.
7325 * doc/c-tree.texi (CALL_EXPR): Document new representation and
7326 accessors for CALL_EXPRs.
7327 (AGGR_INIT_EXPR): Likewise.
7329 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7330 Brooks Moses <brooks.moses@codesourcery.com>
7331 Lee Millward <lee.millward@codesourcery.com>
7333 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
7334 (expand_builtin_nonlocal_goto): Change parameter to be entire
7335 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
7336 (expand_builtin_prefetch): Likewise.
7337 (expand_builtin_classify_type): Likewise.
7338 (mathfn_built_in): Return NULL_TREE instead of 0.
7339 (expand_errno_check): Use new CALL_EXPR accessors.
7340 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
7341 Return NULL_RTX instead of 0.
7342 (expand_builtin_mathfn_2): Likewise.
7343 (expand_builtin_mathfn_3): Likewise.
7344 (expand_builtin_interclass_mathfn): Likewise.
7345 (expand_builtin_sincos): Likewise.
7346 (expand_builtin_cexpi): Likewise.
7347 (expand_builtin_int_roundingfn): Likewise.
7348 (expand_builtin_int_roundingfn_2): Likewise.
7349 (expand_builtin_pow): Likewise.
7350 (expand_builtin_powi): Likewise.
7351 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
7352 of arglist, fixing callers appropriately. Use new CALL_EXPR
7353 accessors and constructors. Return NULL_RTX instead of 0.
7354 (expand_builtin_strstr): Likewise.
7355 (expand_builtin_strchr): Likewise.
7356 (expand_builtin_strrchr): Likewise.
7357 (expand_builtin_strpbrk): Likewise.
7358 (expand_builtin_memcpy): Likewise.
7359 (expand_builtin_mempcpy): Likewise.
7360 (expand_builtin_mempcpy_args): New.
7361 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
7362 (expand_builtin_memmove_args): New.
7363 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
7364 (expand_movstr): Likewise.
7365 (expand_builtin_strcpy): Likewise.
7366 (expand_builtin_strcpy_args): New.
7367 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
7368 (expand_builtin_strncpy): Likewise.
7369 (expand_builtin_memset): Likewise.
7370 (expand_builtin_memset_args): New.
7371 (expand_builtin_bzero): Similarly to expand_builtin_memset.
7372 (expand_builtin_memcmp): Likewise.
7373 (expand_builtin_strcmp): Likewise.
7374 (expand_builtin_strncmp): Likewise.
7375 (expand_builtin_strcat): Likewise.
7376 (expand_builtin_strncat): Likewise.
7377 (expand_builtin_strspn): Likewise.
7378 (expand_builtin_strcspn): Likewise.
7379 (expand_builtin_args_info): Likewise.
7380 (expand_builtin_va_start): Likewise.
7381 (gimplify_va_arg_expr): Likewise.
7382 (expand_builtin_va_end): Likewise.
7383 (expand_builtin_va_copy): Likewise.
7384 (expand_builtin_frame_address): Likewise.
7385 (expand_builtin_alloca): Likewise.
7386 (expand_builtin_bswap): Likewise.
7387 (expand_builtin_unop): Likewise.
7388 (expand_builtin_fputs): Likewise.
7389 (expand_builtin_expect): Likewise.
7390 (expand_builtin_fabs): Likewise.
7391 (expand_builtin_copysign): Likewise.
7392 (expand_builtin_printf): Likewise.
7393 (expand_builtin_fprintf): Likewise.
7394 (expand_builtin_sprintf): Likewise.
7395 (expand_builtin_init_trampoline): Likewise.
7396 (expand_builtin_signbit): Likewise.
7397 (expand_builtin_fork_or_exec): Likewise.
7398 (expand_builtin_sync_operation): Likewise.
7399 (expand_builtin_compare_and_swap): Likewise.
7400 (expand_builtin_lock_test_and_set): Likewise.
7401 (expand_builtin_lock_release): Likewise.
7402 (expand_builtin): Likewise.
7403 (builtin_mathfn_code): Likewise.
7405 (fold_builtin_constant_p): Pass call arguments individually instead
7406 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7407 accessors and constructors. Return NULL_TREE instead of 0.
7408 (fold_builtin_expect): Likewise.
7409 (fold_builtin_classify_type): Likewise.
7410 (fold_builtin_strlen): Likewise.
7411 (fold_builtin_nan): Likewise.
7412 (integer_valued_real_p): Likewise.
7413 (fold_trunc_transparent_mathfn): Likewise.
7414 (fold_fixed_mathfn): Likewise.
7415 (fold_builtin_cabs): Likewise.
7416 (fold_builtin_sqrt): Likewise.
7417 (fold_builtin_cbrt): Likewise.
7418 (fold_builtin_cos): Likewise.
7419 (fold_builtin_cosh): Likewise.
7420 (fold_builtin_tan): Likewise.
7421 (fold_builtin_sincos): Likewise.
7422 (fold_builtin_cexp): Likewise.
7423 (fold_builtin_trunc): Likewise.
7424 (fold_builtin_floor): Likewise.
7425 (fold_builtin_ceil): Likewise.
7426 (fold_builtin_round): Likewise.
7427 (fold_builtin_int_roundingfn): Likewise.
7428 (fold_builtin_bitop): Likewise.
7429 (fold_builtin_bswap): Likewise.
7430 (fold_builtin_logarithm): Likewise.
7431 (fold_builtin_hypot): Likewise.
7432 (fold_builtin_pow): Likewise.
7433 (fold_builtin_powi): Likewise.
7434 (fold_builtin_exponent): Likewise.
7435 (fold_builtin_memset): Likewise.
7436 (fold_builtin_bzero): Likewise.
7437 (fold_builtin_memory_op): Likewise.
7438 (fold_builtin_bcopy): Deleted; call site changed to invoke
7439 fold_builtin_memory_op directly.
7440 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
7441 (fold_builtin_strncpy): Likewise.
7442 (fold_builtin_memcmp): Likewise.
7443 (fold_builtin_strcmp): Likewise.
7444 (fold_builtin_strncmp): Likewise.
7445 (fold_builtin_signbit): Likewise.
7446 (fold_builtin_copysign): Likewise.
7447 (fold_builtin_isascii): Likewise.
7448 (fold_builtin_toascii): Likewise.
7449 (fold_builtin_isdigit): Likewise.
7450 (fold_builtin_fabs): Likewise.
7451 (fold_builtin_abs): Likewise.
7452 (fold_builtin_fmin_fmax): Likewise.
7453 (fold_builtin_carg): Likewise.
7454 (fold_builtin_classify): Likewise.
7455 (fold_builtin_unordered_cmp): Likewise.
7457 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
7458 New functions split out from fold_builtin_1.
7459 (fold_builtin_n): New.
7460 (fold_builtin_varargs): New.
7461 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
7463 (fold_call_expr): New.
7464 (build_function_call_expr): Rewrite to use new helper function.
7465 (fold_builtin_call_list): New.
7466 (build_call_expr): New.
7467 (fold_builtin_call_valist): New.
7468 (rewrite_call_expr): New.
7469 (validate_arg): New.
7470 (validate_arglist): Change parameter to be entire CALL_EXPR instead
7471 of an arglist. Change return type to bool. Use new CALL_EXPR
7474 (fold_builtin_strstr): Pass call arguments individually instead
7475 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7476 accessors and constructors. Return NULL_TREE instead of 0.
7477 (fold_builtin_strchr): Likewise.
7478 (fold_builtin_strrchr): Likewise.
7479 (fold_builtin_strpbrk): Likewise.
7480 (fold_builtin_strcat): Likewise.
7481 (fold_builtin_strncat): Likewise.
7482 (fold_builtin_strspn): Likewise.
7483 (fold_builtin_strcspn): Likewise.
7484 (fold_builtin_fputs): Likewise.
7485 (fold_builtin_next_arg): Likewise.
7486 (fold_builtin_sprintf): Likewise.
7488 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
7489 NULL_RTX instead of 0.
7490 (expand_builtin_memory_chk): Likewise.
7491 (maybe_emit_chk_warning): Likewise.
7492 (maybe_emit_sprintf_chk_warning): Likewise.
7494 (fold_builtin_object_size): Pass call arguments individually instead
7495 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7496 accessors and constructors. Return NULL_TREE instead of 0.
7497 (fold_builtin_memory_chk): Likewise.
7498 (fold_builtin_stxcpy_chk): Likewise.
7499 (fold_builtin_strncpy_chk): Likewise.
7500 (fold_builtin_strcat_chk): Likewise.
7501 (fold_builtin_strcat_chk): Likewise.
7502 (fold_builtin_strncat_chk): Likewise.
7503 (fold_builtin_sprintf_chk): Likewise.
7504 (fold_builtin_snprintf_chk): Likewise.
7505 (fold_builtin_printf): Likewise.
7506 (fold_builtin_vprintf): Likewise.
7508 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
7510 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
7511 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7512 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
7513 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
7514 (fold_unary): Likewise.
7515 (fold_binary): Likewise.
7516 (fold_ternary): Remove CALL_EXPR case, since they are no longer
7517 ternary expressions.
7518 (fold): Add logic for tcc_vl_exp.
7519 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
7520 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7521 (fold_build3_stat): Add assertion to flag broken interface for
7522 constructing CALL_EXPRs.
7523 (fold_build_call_list): New.
7524 (fold_build_call_list_initializer): New.
7525 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
7527 (fold_strip_sign_ops): Likewise.
7529 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7530 Brooks Moses <brooks.moses@codesourcery.com>
7531 Lee Millward <lee.millward@codesourcery.com>
7533 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
7534 accessors and dump arguments explicitly.
7536 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
7538 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
7540 (print_call_name): Use new CALL_EXPR accessors.
7542 * print-tree.c (print_node): Add case tcc_vl_exp. Print
7543 CALL_EXPR arguments explicitly instead of as a list. Use
7544 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7546 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
7547 (vrp_visit_stmt): Likewise.
7549 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
7550 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
7552 (force_move_till_expr): Likewise.
7554 * targhooks.c (default_external_stack_protect_fail): Use
7555 build_call_expr instead of build_function_call_expr.
7556 (default_hidden_stack_protect_fail): Likewise.
7558 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
7561 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
7562 and walk arguments explicitly.
7564 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
7565 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7566 (expand_simple_operations): Likewise.
7567 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
7569 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
7570 of TREE_CODE_LENGTH.
7571 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
7573 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
7574 instead of TREE_CODE_LENGTH.
7576 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
7577 (tree_ic_transform): Likewise.
7578 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
7579 parameter instead of arglist. Fix callers.
7580 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
7581 (tree_stringops_transform): Likewise.
7582 (tree_indirect_call_to_profile): Likewise.
7583 (tree_stringops_values_to_profile): Likewise.
7585 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
7586 (eliminate_tail_call): Likewise.
7588 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
7590 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7591 Use TREE_OPERAND_LENGTH and generalize to handle any number of
7593 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
7595 * omp-low.c (build_omp_barrier): Use build_call_expr.
7596 (lower_rec_input_clauses): Likewise.
7597 (lower_reduction_clauses): Likewise.
7598 (expand_parallel_call): Likewise.
7599 (maybe_catch_exception): Likewise.
7600 (expand_omp_for_generic): Likewise.
7601 (expand_omp_for_static_nochunk): Likewise.
7602 (expand_omp_sections): Likewise.
7603 (lower_omp_single_simple): Likewise.
7604 (lower_omp_single_copy): Likewise.
7605 (lower_omp_master): Likewise.
7606 (lower_omp_ordered): Likewise.
7607 (lower_omp_critical): Likewise.
7609 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
7610 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
7612 * tree-gimple.c (is_gimple_call_addr): Fix doc.
7613 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
7614 TREE_CODE_LENGTH. Add tcc_vl_exp case.
7616 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
7617 and generalize to handle any number of operands.
7618 (chrec_contains_undetermined): Likewise.
7619 (tree_contains_chrecs): Likewise.
7620 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
7622 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
7624 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
7625 fold_call_expr instead of fold_builtin.
7626 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
7627 match declarations there.
7628 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
7631 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
7632 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7634 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
7635 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
7637 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
7640 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
7641 (execute_cse_sincos): Use new CALL_EXPR accessors.
7643 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
7645 * gimple-low.c (lower_function_body): Use build_call_expr.
7646 (lower_builtin_setjmp): Likewise.
7648 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
7649 (set_storage_via_libcall): Likewise.
7650 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
7651 instead of TREE_CODE_LENGTH.
7652 (expand_expr_real_1): Use new CALL_EXPR accessors.
7654 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
7655 generalize to handle any number of operands.
7656 (TB_parent_eq): Likewise.
7658 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
7659 (strip_builtin_expect): Likewise.
7661 * function.c (gimplify_parameters): Use build_call_expr.
7663 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
7664 instead of TREE_CODE_LENGTH.
7666 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
7667 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
7669 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
7672 * gimplify.c (build_stack_save_restore): Use build_call_expr.
7673 (gimplify_decl_expr): Likewise.
7674 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
7675 Use new CALL_EXPR iterators.
7676 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
7677 (gimplify_modify_expr_to_memset): Likewise.
7678 (gimplify_variable_sized_compare): Likewise.
7679 (gimplify_omp_atomic_fetch_op): Likewise.
7680 (gimplify_omp_atomic_pipeline): Likewise.
7681 (gimplify_omp_atomic_mutex): Likewise.
7682 (gimplify_function_tree): Likewise.
7684 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
7685 (call_expr_flags): Likewise.
7686 (expand_call): Likewise.
7688 * except.c (expand_builtin_eh_return_data_regno): Pass entire
7689 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7692 * coverage.c (create_coverage): Use build_call_expr.
7694 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
7695 (temp_call_expr_obstack): New.
7696 (pool_copy_list): Delete.
7697 (temp_copy_call_expr): New.
7698 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
7699 CALL_EXPR accessors. Get rid of special goo for copying argument
7700 lists and use temp_copy_call_expr instead.
7701 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
7702 CALL_EXPR accessors.
7703 (create_expression_by_pieces): Likewise. Use build_call_array
7704 to construct the result instead of fold_build3.
7705 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
7706 dealing with argument lists.
7707 (init_pre): Remove references to expression_node_pool and
7708 list_node_pool. Init temp_call_expr_obstack instead.
7709 (fini_pre): Remove references to expression_node_pool and
7712 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
7713 and walk arguments explicitly instead of as a list.
7715 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
7716 (mx_register_decls): Likewise.
7717 (mudflap_register_call): Likewise.
7718 (mudflap_finish_file): Likewise.
7720 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
7721 (ipa_callsite_compute_param): Likewise.
7723 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
7724 accessors and constructor.
7726 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
7727 accessors and constructor.
7728 (convert_tramp_reference): Likewise.
7729 (convert_call_expr): Likewise.
7730 (finalize_nesting_tree_1): Likewise.
7732 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
7735 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
7737 * tree-inline.c (initialize_inlined_parameters): Pass entire
7738 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7740 (estimate_num_insns_1): Use new CALL_EXPR accessors.
7741 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
7743 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
7744 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7745 (vectorizable_reduction): Likewise.
7746 (vectorizable_call): Use new CALL_EXPR iterators.
7747 (vectorizable_conversion): Use build_call_expr.
7748 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
7749 (vect_gen_widened_results_half): Use build_call_expr.
7750 (vect_setup_realignment): Likewise.
7751 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
7753 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
7754 (pass_through_call): Likewise.
7755 (compute_object_sizes): Likewise. Use fold_call_expr instead of
7758 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
7759 (tree_gen_pow2_profiler): Likewise.
7760 (tree_gen_one_value_profiler): Likewise.
7761 (tree_gen_ic_func_profiler): Likewise.
7762 (tree_gen_average_profiler): Likewise.
7763 (tree_gen_ior_profiler): Likewise.
7765 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
7766 (find_func_aliases): Use new CALL_EXPR accessors. Add case
7767 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7769 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
7770 of TREE_CODE_LENGTH.
7772 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
7773 of TREE_CODE_LENGTH.
7775 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
7777 (convert_to_integer): Likewise.
7779 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
7782 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7783 Brooks Moses <brooks.moses@codesourcery.com>
7784 Lee Millward <lee.millward@codesourcery.com>
7786 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
7788 * config/frv/frv.c (frv_expand_builtin): Likewise.
7789 * config/s390/s390.c (s390_expand_builtin): Likewise.
7791 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
7792 (sparc_expand_builtin): Use new CALL_EXPR accessors.
7794 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
7795 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
7796 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
7797 (ix86_expand_store_builtin): Likewise.
7798 (ix86_expand_unop_builtin): Likewise.
7799 (ix86_expand_unop1_builtin): Likewise.
7800 (ix86_expand_sse_compare): Likewise.
7801 (ix86_expand_sse_comi): Likewise.
7802 (ix86_expand_vec_init_builtin): Likewise.
7803 (ix86_expand_vec_ext_builtin): Likewise.
7804 (ix86_expand_vec_set_builtin): Likewise.
7805 (ix86_expand_builtin): Use new CALL_EXPR accessors.
7807 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
7808 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
7810 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
7811 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7812 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
7814 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
7816 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
7817 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
7818 arglist. Use new CALL_EXPR accessors. Fix callers.
7819 (altivec_expand_abs_builtin): Likewise.
7820 (rs6000_expand_binop_builtin): Likewise.
7821 (altivec_expand_predicate_builtin): Likewise.
7822 (altivec_expand_lv_builtin): Likewise.
7823 (spe_expand_stv_builtin): Likewise.
7824 (altivec_expand_stv_builtin): Likewise.
7825 (rs6000_expand_ternop_builtin): Likewise.
7826 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
7827 (altivec_expand_st_builtin): Likewise.
7828 (altivec_expand_dst_builtin): Likewise.
7829 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
7830 arglist. Use new CALL_EXPR accessors. Fix callers.
7831 (altivec_expand_vec_set_builtin): Likewise.
7832 (altivec_expand_vec_ext_builtin): Likewise.
7833 (altivec_expand_builtin): Use new CALL_EXPR accessors.
7834 (spe_expand_builtin): Likewise.
7835 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
7836 arglist. Use new CALL_EXPR accessors. Fix callers.
7837 (spe_expand_evsel_builtin): Likewise.
7838 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
7839 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
7841 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
7842 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7843 (arm_expand_unop_builtin): Likewise.
7844 (arm_expand_builtin): Use new CALL_EXPR accessors.
7846 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
7849 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
7850 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7851 (bfin_expand_unop_builtin): Likewise.
7852 (bfin_expand_builtin): Use new CALL_EXPR accessors.
7854 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7855 Brooks Moses <brooks.moses@codesourcery.com>
7856 Lee Millward <lee.millward@codesourcery.com>
7858 * c-semantics.c (build_stmt): Add internal diagnostic check.
7860 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
7861 accessors. Print arguments explicitly instead of as a list.
7863 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
7865 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
7866 (c_finish_omp_flish): Likewise.
7868 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
7869 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
7870 instead of TREE_CODE_LENGTH.
7871 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
7872 (c_warn_unused_result): Likewise.
7874 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7877 * doc/invoke.texi (Warning Options): Remove
7878 -Werror-implicit-function-declaration.
7879 (Wimplicit-function-declaration): Update description.
7880 * opts.c (common_handle_option): Move handling of -Werror=* to...
7881 (enable_warning_as_error): ...here.
7882 * opts.h (enable_warning_as_error): Declare.
7883 * c-decl.c (implicit_decl_warning): Unless
7884 -Wno-implicit-function-declaration is given, emit a pedwarn if
7885 -std=c99 or emit a warning if -Wimplicit-function-declaration.
7886 * c.opt (Wimplicit-function-declaration): Replace
7887 mesg_implicit_function_declaration with
7888 warn_implicit_function_declaration.
7889 * c-opts.c (c_common_handle_option):
7890 -Werror-implicit-function-declaration is exactly equal as
7891 -Werror=implicit-function-declaration.
7892 (set_Wimplicit): Replace mesg_implicit_function_declaration with
7893 warn_implicit_function_declaration.
7894 (c_common_post_options): -Wimplict-function-declaration is enabled
7895 by default by -std=c99, otherwise is disabled by default.
7896 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
7898 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7900 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
7901 DECL on the rhs to a DECL on the lhs for debug info purposes if the
7902 former is ignored but not the latter.
7904 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7906 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
7907 is made and the reference doesn't use the alias set of its type,
7908 do not create the temporary using that type.
7910 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
7912 * jump.c: Remove prototypes for delete_computation and
7913 delete_prior_computation.
7915 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7917 * jump.c (get_label_after): Delete.
7918 (get_label_before, delete_computation, delete_jump,
7919 delete_prior_computation, follow_jumps): Move...
7920 * reorg.c (delete_computation, delete_prior_computation): ... here...
7921 (get_label_before, delete_jump): ... making these static ...
7922 (follow_jumps): ... and simplifying this since it only runs after
7924 * rtl.h (get_label_after, get_label_before, delete_jump,
7925 follow_jumps): Delete prototypes.
7927 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7929 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
7931 2007-02-15 Nick Clifton <nickc@redhat.com>
7933 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
7934 order to prevent it from being munged by the target.
7936 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
7938 * config/i386/i386.md: Remove misleading comment.
7940 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7942 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
7943 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
7946 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7948 * tree-sra.c (instantiate_missing_elements): Canonicalize
7950 (sra_build_assignment): New.
7951 (generate_copy_inout, generate_element_copy,
7952 generate_element_zero, generate_one_element_init): Use it.
7954 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7956 * tree-sra.c (instantiate_missing_elements): Canonicalize
7958 (sra_build_assignment): New.
7959 (generate_copy_inout, generate_element_copy,
7960 generate_element_zero, generate_one_element_init): Use it.
7962 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7964 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
7967 2007-02-14 Joseph Myers <joseph@codesourcery.com>
7969 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
7970 types as aggregates not scalars.
7971 * function.c (assign_stack_temp_for_type): Likewise.
7973 2007-02-14 Roger Sayle <roger@eyesopen.com>
7974 Zdenek Dvorak <dvorakz@suse.cz>
7976 * tree-dump.c (dump_switch_p_1): Require exact match of the option
7979 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
7981 * passes.c (next_pass_1): Clear the next field of the copied
7984 2007-02-14 Richard Henderson <rth@redhat.com>
7986 * tree-sra.c (early_sra): New.
7987 (decl_can_be_decomposed_p): Deny va_list if early_sra.
7988 (tree_sra_early, pass_sra_early): New.
7989 * tree-pass.h (pass_sra_early): Declare.
7990 * passes.c (init_optimization_passes): Use it.
7992 2007-02-14 Richard Guenther <rguenther@suse.de>
7994 * flags.h (issue_strict_overflow_warning): Convert to a macro.
7996 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
7998 PR tree-optimization/30771
7999 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
8001 (vect_analyze_operations): Induction phis can now be marked as
8003 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
8004 Update documentation accordingly.
8006 2007-02-14 Nick Clifton <nickc@redhat.com>
8008 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
8009 most 3 arguments are supported.
8010 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
8012 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
8014 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
8015 Ensure dst->current is valid.
8017 2007-02-13 Paul Brook <paul@codesourcery.com>
8019 * config.gcc: Add arm*-*-uclinux-*eabi.
8020 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
8021 (SUBTARGET_EXTRA_LINK_SPEC): Define.
8022 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
8023 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
8024 (LINK_SPEC): Define.
8026 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
8028 * config/arm/uclinux-eabi.h: New file.
8029 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
8030 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
8033 2007-02-13 Ian Lance Taylor <iant@google.com>
8035 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
8036 * flags.h (warn_strict_overflow): Declare.
8037 (enum warn_strict_overflow_code): Define.
8038 (issue_strict_overflow_warning): New static inline function.
8039 * opts.c (warn_strict_overflow): New variable.
8040 (common_handle_option): Handle OPT_Wstrict_overflow and
8041 OPT_Wstrict_overflow_.
8042 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
8044 * fold-const.c: Include intl.h.
8045 (fold_deferring_overflow_warnings): New static variable.
8046 (fold_deferred_overflow_warning): New static variable.
8047 (fold_deferred_overflow_code): New static variable.
8048 (fold_defer_overflow_warnings): New function.
8049 (fold_undefer_overflow_warnings): New function.
8050 (fold_undefer_and_ignore_overflow_warnings): New function.
8051 (fold_deferring_overflow_warnings_p): New function.
8052 (fold_overflow_warning): New static function.
8053 (make_range): Add strict_overflow_p parameter. Change all
8055 (extract_muldiv, extract_muldiv_1): Likewise.
8056 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
8057 tree_expr_nonnegative_p.
8058 (fold_negate_expr): Call fold_overflow_warning.
8059 (fold_range_test): Likewise.
8060 (fold_comparison): Likewise.
8061 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
8062 instead of tree_expr_nonnegative_p.
8063 (tree_expr_nonnegative_warnv_p): Rename from
8064 tree_expr_nonnegative_p, add strict_overflow_p parameter.
8065 (tree_expr_nonnegative_p): New function.
8066 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
8067 strict_overflow_p parameter.
8068 (tree_expr_nonzero_p): New function.
8069 * passes.c (verify_interpass_invariants): New static function.
8070 (execute_one_pass): Call it.
8071 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
8073 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
8074 (estimate_numbers_of_iterations): Likewise.
8075 (scev_probably_wraps_p): Likewise.
8076 * tree-ssa-ccp.c: Include "toplev.h".
8077 (evaluate_stmt): Defer fold overflow warnings until we know we are
8079 (struct fold_stmt_r_data): Add stmt field.
8080 (fold_stmt_r): Defer fold overflow warnings until we know we
8082 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
8083 (fold_stmt_inplace): Likewise.
8084 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
8085 (cleanup_control_expr_graph): Defer fold overflow warnings until
8086 we know we are going to optimize.
8087 * tree-cfg.c (fold_cond_expr_cond): Likewise.
8088 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
8090 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
8091 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
8092 * tree-ssa-loop-manip.c (create_iv): Likewise.
8093 * c-typeck.c (build_conditional_expr): Likewise.
8094 (build_binary_op): Likewise.
8095 * tree-vrp.c (vrp_expr_computes_nonzero): Call
8096 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
8097 (extract_range_from_unary_expr): Likewise.
8098 * simplify-rtx.c (simplify_const_relational_operation): Warn when
8099 assuming that signed overflow does not occur.
8100 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
8101 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
8102 (fold_defer_overflow_warnings): Declare.
8103 (fold_undefer_overflow_warnings): Declare.
8104 (fold_undefer_and_ignore_overflow_warnings): Declare.
8105 (fold_deferring_overflow_warnings_p): Declare.
8106 (tree_expr_nonzero_warnv_p): Declare.
8107 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
8109 (Warning Options): Document -Wstrict-overflow.
8110 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
8111 (tree-ssa-ccp.o): Likewise.
8112 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
8113 (fold-const.o): Depend on intl.h.
8115 2007-02-13 Ian Lance Taylor <iant@google.com>
8118 * lower-subreg.c (resolve_simple_move): Decompose subregs in
8121 2007-02-13 Stuart Hastings <stuart@apple.com>
8123 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
8125 2007-02-13 Richard Henderson <rth@redhat.com>
8127 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
8128 handled_component_p before looking for the indirect_ref.
8130 2007-02-13 Richard Henderson <rth@redhat.com>
8132 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
8133 remove flags clobber.
8134 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
8135 (bswaphi_lowpart): New.
8136 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
8137 remove TARGET_BSWAP test. Delete expander of the same name.
8139 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
8140 (expand_unop): Use them.
8142 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
8144 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
8145 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
8146 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
8147 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
8148 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
8149 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
8150 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
8151 assembler dialect choice from asm templates.
8153 2007-02-12 Richard Henderson <rth@redhat.com>
8155 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
8156 (fixuns_trunc<SSEMODEF>si2): Use it.
8157 * config/i386/sse.md (vec_setv4sf_0): Export.
8158 * config/i386/i386.c (ix86_build_const_vector): Export.
8159 (ix86_split_convert_uns_si_sse): Rename from
8160 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
8161 * config/i386/i386-protos.h: Update.
8163 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8166 * c-typeck.c (c_finish_return): Improve warning message.
8168 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8170 * alias.c (find_symbolic_term): Delete unused function.
8172 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
8174 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
8175 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
8176 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
8178 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
8180 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
8181 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
8182 the function, temporarily point the debug interface to the null one.
8184 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
8186 * dwarf2out.c (round_up_to_align): New static function.
8187 (field_byte_offset): Use it to round the offset.
8189 2007-02-12 Richard Henderson <rth@redhat.com>
8191 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
8192 (inswl_const): Export.
8194 2007-02-12 Richard Henderson <rth@redhat.com>
8196 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
8197 result mode of the libcall, convert back to outmode.
8199 2007-02-12 Roger Sayle <roger@eyesopen.com>
8201 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
8202 (bswapdi2): New define_expand to implement 32-bit implementation.
8204 2007-02-12 Nick Clifton <nickc@redhat.com>
8206 * doc/invoke.texi (Overall Options): Document --help=.
8207 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
8208 (cc1_options): Pass --help= on to cc1.
8209 (display_help): Add description of --help=.
8210 (process_command): Add code to handle --help=. Allow translated
8211 --help and --target-help switches to be passed on to compiler
8213 (main): Remove unused if statement.
8214 * opts.c (columns): Remove.
8215 (LEFT_COLUMN): Define.
8216 (wrap_help): Add columns argument.
8217 (print_filtered_help): Change parameters to be an include bitmask,
8218 an exclude bitmask, an any bitmask and the column width. Move the
8219 code to display the params list here. Add code to display the
8220 status of options rather than their descriptions if the quiet flag
8222 (print_specific_help): Change parameters to be an include bitmask,
8223 an exclude bitmask and an any bitmask. Move code to look up the
8224 column width here. Decide upon the title for an options listing.
8225 (common_handle_options): Add code to handle --help=. Adapt code
8226 for --help and --target-help to use the revised form of the
8227 print_specific_help function.
8228 (print_help): Delete.
8229 (print_param_help): Delete.
8230 (print_switch): Delete.
8231 * opts.h (cl_lang_count): Add prototype.
8232 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
8233 CL_MAX_OPTION_CLASS): New defines.
8234 * optc-gen.awk: Add construction of cl_lang_count.
8235 * c.opt: Add Warning attribute to warning options and Optimization
8236 attribute to optimization options.
8237 * common.opt: Likewise.
8239 Add -fhelp and -ftarget-help as aliases for the transformed --help
8240 and --target-help options.
8241 * opt-functions.awk: Add code to handle Warning and Optimization
8244 2007-02-12 Richard Henderson <rth@redhat.com>
8246 * config/alpha/constraints.md: New file.
8247 * config/alpha/alpha.c: Include tm-constrs.h.
8248 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
8249 alpha_extra_constraint): Remove.
8250 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
8251 * config/alpha/alpha-protos.h: Update.
8252 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
8253 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
8254 (EXTRA_CONSTRAINT): Remove.
8255 * config/alpha/alpha.md: Include constraints.md.
8256 (adddi splitter): Use satisfies_constraint_*.
8257 * config/alpha/predicates.md (add_operand): Likewise.
8258 (sext_add_operand, addition_operation): Likewise.
8260 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
8262 PR tree-optimization/29145
8263 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
8264 in our handling of restrict qualified pointers.
8266 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8269 * doc/invoke.texi (Wunused-value): Update description.
8270 (Wextra): Delete item.
8271 * opts.c (set_Wextra): Don't use the value of Wextra to set the
8272 value of Wunused-value.
8273 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
8274 (c_finish_stmt_expr): Don't check extra_warnings.
8275 (emit_side_effect_warnings): The caller is responsible to check
8278 2007-02-11 Roger Sayle <roger@eyesopen.com>
8279 Matt Thomas <matt@3am-software.com>
8281 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
8283 2007-02-11 Roger Sayle <roger@eyesopen.com>
8285 * simplify-rtx.c (simplify_relational_operation_1): Optimize
8286 comparisons of POPCOUNT against zero.
8287 (simplify_const_relational_operation): Likewise.
8289 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8291 * doc/invoke.texi (Wextra): Delete outdated paragraph.
8293 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8295 * dwarf2out.c (root_type): Delete unused function.
8297 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8299 * genattrtab.c (contained_in_p): Delete unused function.
8300 (write_expr_attr_cache): Likewise.
8302 2007-02-11 Jan Hubicka <jh@suse.cz>
8304 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
8307 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
8309 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
8310 to add the REG_EQ* note.
8311 * see.c (see_merge_one_use_extension): Likewise.
8312 * local-alloc.c (update_equiv_regs): Likewise. Also don't
8313 turn REG_EQUAL notes into REG_EQUIV notes if the target
8314 register may have more than one set.
8315 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
8316 * gcse.c (try_replace_reg): Likewise.
8317 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
8318 * calls.c (fixup_tail_calls): Likewise. Abort if there is
8319 more than one REG_EQUIV note.
8320 * reload1.c (gen_reload): Use set_unique_reg_note.
8322 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
8324 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
8325 (ix86_builtin_conversion): New function.
8327 2007-02-06 Mark Mitchell <mark@codesourcery.com>
8330 * tree.h (DECL_REPLACEABLE_P): New macro.
8331 * except.c (set_nothrow_function_flags): Likewise.
8333 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
8334 Ira Rosen <irar@il.ibm.com>
8335 Dorit Nuzman <dorit@il.ibm.com>
8337 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
8338 * targhooks.c (default_builtin_vectorized_conversion): New.
8339 * targhooks.h (default_builtin_vectorized_function): New declaration.
8340 * target.h (struct vectorize): Add builtin_conversion field.
8341 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
8342 stmt_vec_info_type value.
8343 (vectorizable_conversion): New declaration.
8344 * tree-vect-analyze.c (vect_analyze_operations): Add
8345 vectorizable_conversion call.
8346 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
8347 * tree-vect-transform.c (vectorizable_conversion): New function.
8348 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
8349 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
8351 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
8352 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
8353 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
8354 or ALTIVEC_BUILTIN_VCFSX.
8356 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8359 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
8360 CONST_DOUBLE and operand 0 is a hard register.
8361 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
8362 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
8363 is a hard floating-point register.
8365 2007-02-10 Richard Henderson <rth@redhat.com>
8366 Jakub Jelinek <jakub@redhat.com>
8367 Alexandre Oliva <aoliva@redhat.com>
8369 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
8370 * builtin-types.def (BT_WORD): Make unsigned.
8371 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
8372 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
8373 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
8374 * c-decl.c (grokdeclarator): Don't error if !have_tls.
8375 * c-parser.c (c_parser_omp_threadprivate): Likewise.
8376 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
8378 * expr.c (emutls_var_address): New.
8379 (expand_expr_real_1): Expand emulated tls.
8380 (expand_expr_addr_expr_1): Likewise.
8381 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
8382 * output.h (emutls_finish): Declare.
8383 * toplev.c (compile_file): Call it.
8384 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
8385 address before wrapping in CONST.
8386 * varasm.c (emutls_htab, emutls_object_type): New.
8387 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
8388 (get_emutls_object_name, get_emutls_object_type): New.
8389 (get_emutls_init_templ_addr, emutls_decl): New.
8390 (emutls_common_1, emutls_finish): New.
8391 (assemble_variable): When emulating tls, swap decls; generate
8392 constructor for the emutls objects.
8393 (do_assemble_alias): When emulating tls, swap decl and target name.
8394 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
8396 * varpool.c (decide_is_variable_needed): Look at force_output.
8397 Recurse for emulated tls.
8398 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
8399 with decide_is_variable_needed.
8400 * emutls.c: New file.
8401 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
8402 tls_object for real tls.
8404 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8406 PR rtl-optimization/29599
8407 * reload1.c (eliminate_regs_in_insn): Take the destination
8408 mode into account when computing the offset.
8410 2007-02-09 Stuart Hastings <stuart@apple.com>
8411 Richard Henderson <rth@redhat.com>
8413 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8414 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8415 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
8416 fixuns_truncdfhi2): New.
8417 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
8418 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
8419 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
8420 (floatunssidf2): Allow nonimmediate source.
8421 * config/i386/sse.md (movdi_to_sse): New.
8422 (vec_concatv2di): Drop '*'.
8423 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
8424 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8425 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
8427 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
8428 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8429 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
8430 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
8431 (ix86_build_signbit_mask): Fix decl of v, refactor to call
8432 ix86_build_const_vector.
8433 (x86_emit_floatuns): Rewrite.
8435 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8437 * genautomata.c (longest_path_length): Delete unused function.
8438 (struct state): Delete unused longest_path_length.
8439 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
8440 (get_free_state): Delete unused.
8442 2007-02-09 Jan Hubicka <jh@suse.cz>
8444 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
8445 * doc/invoke.texi (inline-unit-growth): Update default value.
8447 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
8448 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
8449 (rebuild_cgraph_edges): Likewise.
8450 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
8451 (dump_cgraph_node): Dump frequencies.
8452 (cgraph_clone_edge): Add frequency scales.
8453 (cgraph_clone_node): Add freuqnecy.
8454 * cgraph.h (cgraph_edge): Add freuqnecy argument.
8455 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
8456 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
8457 * tree-pass.h (TODO_rebuild_frequencies): New constant.
8458 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
8459 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
8460 (save_inline_function_body): Likewise.
8461 * ipa-inline.c: inluce rtl.h
8462 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
8463 (cgraph_edge_badness): Use frequencies.
8464 (cgraph_decide_recursive_inlining): Update clonning.
8465 (cgraph_decide_inlining_of_small_function): Dump frequency.
8466 * predict.c (estimate_bb_frequencies): Export.
8467 * predict.h (estimate_bb_frequencies): Declare.
8468 * tree-inline.c (copy_bb): Watch overflows.
8469 (expand_call_inline): Update call of cgraph_create_edge.
8470 (optimize_inline_calls): Use TODO flags to update frequnecies.
8471 * passes.h: Include predict.h
8472 (init_optimization_passes): Move profile ahead.
8473 (execute_function_todo): Handle TODO_rebuild_frequencies.
8475 2007-02-09 Roger Sayle <roger@eyesopen.com>
8477 * config/alpha/alpha.c (emit_insxl): Force the first operand of
8478 the insbl or inswl pattern into a register.
8480 2007-02-09 Roger Sayle <roger@eyesopen.com>
8482 * config/ia64/ia64.md (bswapdi2): New define_insn.
8484 2007-02-09 Richard Henderson <rth@redhat.com>
8486 * config/i386/constraints.md (Ym): New constraint.
8487 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
8488 (movdi_1_rex64): Split sse and xmm general register moves from
8489 memory move alternatives. Use conditional register constraints.
8490 (movsf_1, movdf_integer): Likewise.
8491 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8492 (movdf_integer_rex64): New.
8493 (pushsf_rex64): Fix output constraints.
8494 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
8495 (sse2_stored): Likewise.
8496 (sse2_storeq_rex64): New.
8497 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
8498 amd and not generic.
8499 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
8500 for optimize_size. Remove SF/DFmode hack.
8502 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8504 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
8507 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
8508 Richard Sandiford <richard@codesourcery.com>
8510 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
8511 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
8512 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
8513 m68k/t-mlib to tmake_file.
8514 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
8515 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
8516 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
8517 Allow it to be cf or m68k. Set m68k_arch_family. If that
8518 variable is not empty, add t-$m68k_arch_family to tmake_file.
8519 Add t-mlibs to tmake_file.
8520 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
8521 * config/m68k/t-cf: New file.
8522 * config/m68k/t-m68k: Likewise.
8523 * config/m68k/t-mlibs: Likewise.
8524 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8525 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8526 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8527 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8528 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
8530 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
8531 (INSTALL_LIBGCC): Delete.
8532 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8533 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8534 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8535 (M68K_MLIB_CPU): Define.
8536 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8537 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8538 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
8540 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8541 Richard Guenther <rguenther@suse.de>
8544 * fold-const.c (fold_comparison): Handle obfuscated comparisons
8545 against INT_MIN/INT_MAX.
8546 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
8547 file if a loop is removed.
8549 2007-02-09 Joseph Myers <joseph@codesourcery.com>
8551 * calls.c (store_one_arg): Pass correct alignment to
8552 emit_push_insn for non-BLKmode values.
8553 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
8554 unaligned stack slot via a suitably aligned slot.
8556 2007-02-08 DJ Delorie <dj@redhat.com>
8558 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
8560 (legal_subregs): Use unsigned char, make const.
8561 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
8563 2007-02-08 Paul Brook <paul@codesourcery.com>
8565 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
8566 special interworking needed.
8568 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
8570 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
8571 conditional to __SSE2__.
8572 (Entries below should have been added to first ChangeLog
8573 entry for amdfam10 dated 2007-02-05)
8574 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
8576 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
8578 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
8581 2007-02-08 DJ Delorie <dj@redhat.com>
8583 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
8584 * config/m32c/m32c.c (legal_subregs): New.
8585 (m32c_illegal_subreg_p): New.
8586 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
8587 unsupported subregs of hard regs.
8589 2007-02-08 Jan Hubicka <jh@suse.cz>
8591 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
8592 the same one; always update histograms.
8594 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8596 * passes.c (init_optimization_passes): Tidy comment.
8598 2007-02-08 Roger Sayle <roger@eyesopen.com>
8600 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
8601 strip zero_extend, bswap and rotates from POCOUNT's argument.
8602 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
8603 zero_extend and rotates from PARITY's argument.
8604 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
8605 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
8606 of an integer constant at compile-time.
8608 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8611 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
8613 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
8616 * tree-ssa-live.c (remove_unused_locals): Do not remove
8617 TREE_ADDRESSABLE variables.
8618 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
8619 * tree-ssa-operands.c (add_virtual_operand): Remove argument
8620 FOR_CLOBBER. Update all users.
8621 If VAR has an associated alias set, add a virtual operand for
8622 it if no alias is found to conflict with the memory reference.
8624 2007-02-07 Jan Hubicka <jh@suse.cz>
8625 Robert Kidd <rkidd@crhc.uiuc.edu>
8627 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
8629 2007-02-07 Ian Lance Taylor <iant@google.com>
8631 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
8633 2007-02-07 Roger Sayle <roger@eyesopen.com>
8635 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
8636 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
8637 tablejumpdi, movsi_to_cr_one): Remove constraints from
8638 define_expand's match_operands.
8640 2007-02-07 Roger Sayle <roger@eyesopen.com>
8642 * global.c (compute_regsets): Move declatation of "i" inside of
8643 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
8645 2007-02-07 Jakub Jelinek <jakub@redhat.com>
8648 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
8649 of INDIRECT_REF <RESULT_DECL>.
8651 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
8653 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
8654 Kaz Kojima <kkojima@gcc.gnu.org>
8657 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
8659 (sh_initialize_trampoline): Add parentheses to avoid a warning.
8661 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8663 * doc/loop.texi: Document possibility not to perform disambiguation
8664 of loops with multiple latches.
8665 * cfgloopmanip.c (alp_enum_p): Removed.
8666 (add_loop): Handle subloops. Use get_loop_body_with_size.
8667 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
8668 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
8669 the new forwarder block.
8670 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
8671 Handle the case latch is NULL.
8672 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
8673 when marking loop exits.
8674 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
8676 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
8677 disambiguate_loops_with_multiple_latches.
8678 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
8679 before fix_loop_structure.
8680 * cfgloop.c: Include pointer-set.h and output.h.
8681 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
8682 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
8683 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
8684 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
8685 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
8686 disambiguate_multiple_latches, get_loop_body_with_size,
8687 disambiguate_loops_with_multiple_latches): New functions.
8688 (flow_loop_dump): Dump multiple latch edges.
8689 (flow_loop_nodes_find): Handle loops with multiple latches.
8690 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
8691 (glb_enum_p): Modified.
8692 (get_loop_body): Use get_loop_body_with_size.
8693 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
8694 (AVOID_CFG_MODIFICATIONS): New constant.
8695 (disambiguate_loops_with_multiple_latches, add_loop,
8696 get_loop_body_with_size): Declare.
8697 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
8699 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
8702 * global.c (compute_regsets): New function.
8703 (global_alloc): Refactored ELIMINABLE_REGSET
8704 and NO_GLOBAL_ALLOC_REGS computation out.
8705 (rest_of_handle_global_alloc): Call compute_regsets()
8706 for non-optimizing case.
8708 2007-02-06 Richard Henderson <rth@redhat.com>
8710 * config/i386/constraints.md (Y2): Rename from Y.
8711 (Yi): New constraint.
8712 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
8713 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
8714 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
8715 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
8716 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
8717 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
8718 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
8719 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
8720 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
8721 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
8722 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
8723 vec_extractv2si_1): Change Y constraints to Y2.
8724 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
8725 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
8726 Change Y constraints to Y2.
8727 (sse2_loadld): Change Y constraints to x.
8729 2007-02-06 Roger Sayle <roger@eyesopen.com>
8731 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
8732 (parity<mode>2): New define_expand using rs6000_emit_parity.
8733 * config/rs6000/rs6000.c (rs6000_emit_popcount,
8734 rs6000_emit_parity): New functions.
8735 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
8736 rs6000_emit_parity): Prototype here.
8738 2007-02-06 Ian Lance Taylor <iant@google.com>
8740 * lower-subreg.c (simple_move_operand): Reject CONST.
8741 (resolve_clobber): Call validate_change rather than directly
8742 assigning to XEXP (pat, 0).
8744 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8746 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
8747 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
8748 (tree-cfg.o): Remove hashtab.h dependency.
8750 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
8751 (struct ivopts_data): Change niters to pointer_map_t.
8752 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
8753 (niter_for_exit): Create pointer_map on demand. Change for
8755 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
8756 (free_loop_data): Destroy data->niters if created and reset field.
8757 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
8758 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
8760 * tree-ssa-reassoc.c: Include pointer-set.h.
8761 (bb_rank): Change to long *.
8762 (operand_rank): Change to pointer_map_t.
8763 (find_operand_rank): Return long, -1 if not found. Declare as inline.
8764 (insert_operand_rank): Accept long.
8765 (operand_entry_hash, operand_entry_eq): Remove.
8766 (get_rank): Return long. Adjust for changes above.
8767 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
8769 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
8771 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
8772 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
8773 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
8775 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
8776 directly since it cannot be NULL.
8777 (get_vi_for_tree): Rewrite for pointer_map API.
8778 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
8779 (init_alias_vars): Create vi_for_tree as pointer_map.
8780 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
8782 * tree-cfg.c: Don't include hashtab.h.
8783 (edge_to_cases): Declare as pointer_map.
8784 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
8786 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
8787 (start_recording_case_labels): Create edge_to_cases as pointer_map.
8788 (end_recoding_case_labels): Cleanup edge_to_cases manually before
8790 (record_switch_edge): Delete.
8791 (get_cases_for_edge): Adjust for pointer_map API, inline
8792 record_switch_edge (rewritten for new API), remove goto.
8794 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8796 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
8797 * tree-nested.c: Include pointer-set.h.
8798 (var_map_elt, var_map_eq, var_map_hash): Delete.
8799 (struct nesting_info): Remove GTY marker. Change the two htab_t's
8801 (nesting_info_bitmap_obstack): New.
8802 (lookup_field_for_decl): Adjust for pointer_map API.
8803 (lookup_tramp_for_decl): Adjust for pointer_map API.
8804 (get_nonlocal_debug_decl): Adjust for pointer_map API.
8805 (get_local_debug_decl): Adjust for pointer_map API.
8806 (convert_nl_goto_reference): Adjust for pointer_map API.
8807 (convert_nl_goto_receiver): Adjust for pointer_map API.
8808 (create_nesting_tree): Create outside GGC space. Create bitmap on
8809 the new obstack. Create field_map and var_map as pointer_maps.
8810 (free_nesting_tree): Adjust for changes to create_nesting_tree.
8812 (lower_nested_functions): Move root here, no need to NULL it.
8813 Initialize and release the obstack.
8815 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
8817 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
8818 Remove prototypes and make them non-static.
8819 (struct tree_int_map): Remove.
8820 * tree.h (struct tree_int_map): Move here, turning TO into an
8822 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
8824 * tree.h (TREE_COMPLEXITY): Remove.
8825 (struct tree_exp): Remove complexity field.
8826 * tree.c (build1_stat): Don't set it.
8828 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
8829 Victor Kaplansky <victork@il.ibm.com>
8831 * tree-vectorizer.c (vect_is_simple_use): Support induction.
8832 (vect_is_simple_reduction): Support reduction with induction as
8833 one of the operands.
8834 (vect_is_simple_iv_evolution): Fix formatting.
8835 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
8836 formatting. Don't mark induction phis for vectorization.
8837 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
8838 * tree-vect-transform.c (get_initial_def_for_induction): New function.
8839 (vect_get_vec_def_for_operand): Support induction.
8840 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
8842 (vectorizable_reduction): Support reduction with induction as one of
8844 (vectorizable_type_demotion): Use def-type of stmt argument rather
8845 than dummy def-type.
8847 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
8848 flag_tree_scev_cprop.
8849 * common.opt (tree-scev-cprop): New flag.
8851 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
8852 call to vect_get_new_vect_var.
8854 2007-02-06 Ira Rosen <irar@il.ibm.com>
8856 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
8857 vectype is not NULL.
8858 (vect_pattern_recog_1): Likewise.
8860 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8862 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
8863 (fold_negate_expr): Likewise.
8865 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
8868 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
8869 even if cv-qualification is the same.
8871 2007-02-05 Geoffrey Keating <geoffk@apple.com>
8873 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
8874 __enable_execute_stack on completion.
8876 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8878 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
8879 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
8880 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
8881 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
8882 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
8883 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
8884 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
8885 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
8887 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8889 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
8890 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
8891 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
8892 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
8893 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
8894 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
8895 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
8896 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
8897 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
8898 umuldi3_highpart_rex64, umulsi3_highpart_insn,
8899 umulsi3_highpart_zext, smuldi3_highpart_rex64,
8900 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
8901 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
8902 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
8903 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
8904 sqrtextenddfxf2_i387): Added amdfam10_decode.
8906 * config/i386/athlon.md (athlon_idirect_amdfam10,
8907 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
8908 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
8909 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
8910 athlon_ivector_store_amdfam10): New define_insn_reservation.
8911 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
8914 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8916 * config/i386/athlon.md (athlon_call_amdfam10,
8917 athlon_pop_amdfam10, athlon_lea_amdfam10): New
8918 define_insn_reservation.
8919 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
8920 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
8921 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
8923 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8925 * config/i386/athlon.md (athlon_sseld_amdfam10,
8926 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
8927 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
8929 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8931 * config/i386/athlon.md (athlon_sseins_amdfam10): New
8932 define_insn_reservation.
8933 * config/i386/i386.md (sseins): Added sseins to define_attr type
8934 and define_attr unit.
8935 * config/i386/sse.md: Set type attribute to sseins for insertq
8938 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8940 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
8941 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
8942 ssecomi_load_amdfam10, ssecomi_amdfam10,
8943 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
8944 define_insn_reservation.
8945 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
8947 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8949 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
8950 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
8951 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
8952 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
8953 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
8954 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
8955 define_insn_reservation.
8957 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
8958 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
8959 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
8960 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
8961 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
8963 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8965 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
8966 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
8967 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
8968 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
8969 athlon_ssemul_load_k8): Added amdfam10.
8971 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8973 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
8974 (x86_sse_unaligned_move_optimal): New variable.
8976 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
8978 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
8979 for unaligned vector SSE double/single precision loads for AMDFAM10.
8981 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8983 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
8984 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
8985 Define TARGET_CPU_DEFAULT_amdfam10.
8986 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
8987 (processor_type): Add PROCESSOR_AMDFAM10.
8989 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
8990 processor_type in config/i386/i386.h.
8991 Enable imul peepholes for TARGET_AMDFAM10.
8993 * config.gcc: Add support for --with-cpu option for amdfam10.
8995 * config/i386/i386.c (amdfam10_cost): New variable.
8996 (m_AMDFAM10): New macro.
8997 (m_ATHLON_K8_AMDFAM10): New macro.
8998 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
8999 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
9000 x86_promote_QImode, x86_integer_DFmode_moves,
9001 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9002 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
9003 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
9004 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
9005 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
9006 Enable/disable for amdfam10.
9007 (override_options): Add amdfam10_cost to processor_target_table.
9008 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
9009 processor_alias_table.
9010 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
9011 (ix86_adjust_cost): Add code for amdfam10.
9013 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9015 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
9016 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
9017 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
9018 * config/i386/i386.h: Add builtin definition for SSE4A.
9019 * config/i386/i386.md: Add support for ABM instructions
9021 * config/i386/sse.md: Add support for SSE4A instructions
9022 (movntss, movntsd, extrq, insertq).
9023 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
9024 Add -march=amdfam10 flag.
9025 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
9026 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
9028 * doc/extend.texi: Add documentation for SSE4A builtins.
9030 2007-02-05 Bob Wilson <bob.wilson@acm.org>
9032 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
9034 2007-02-05 Richard Guenther <rguenther@suse.de>
9036 * tree-vectorizer.h (vectorizable_function): Add argument type
9037 argument, change return type.
9038 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
9039 * tree-vect-transform.c (vectorizable_function): Handle extra
9040 argument, return vectorized function decl.
9041 (build_vectorized_function_call): Remove.
9042 (vectorizable_call): Handle calls with result and argument types
9043 differing. Handle loop vectorization factor correctly.
9044 * targhooks.c (default_builtin_vectorized_function): Adjust for
9046 * targhooks.h (default_builtin_vectorized_function): Likewise.
9047 * target.h (builtin_vectorized_function): Add argument type
9049 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
9050 extra argument, allow vectorizing of lrintf.
9051 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
9052 documentation of target hook.
9054 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
9057 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
9058 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
9059 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
9061 2007-02-05 Roger Sayle <roger@eyesopen.com>
9063 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
9064 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
9065 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
9066 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
9067 before canonicalizing sincos to cexpi.
9068 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
9070 2007-02-05 Roger Sayle <roger@eyesopen.com>
9072 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
9073 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
9074 (alpha_init_builtins): Use alpha_add_builtins to process tables.
9076 2007-02-05 Roger Sayle <roger@eyesopen.com>
9078 * mips-tfile.c (initialize_init_file): Correct endianness test.
9080 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
9082 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
9085 2007-02-05 Richard Sandiford <richard@codesourcery.com>
9087 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
9088 saves in a PARALLEL before the register assignments.
9090 2007-02-05 Richard Sandiford <richard@codesourcery.com>
9092 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
9093 DWARF_FRAME_RETURN_COLUMN to be a general register.
9094 * dwarf2out.c (init_return_column_size): New function, split from...
9095 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
9096 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
9097 to be nongeneral registers.
9098 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
9100 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
9101 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
9103 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
9105 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
9107 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
9109 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
9110 (remove_path): Use can_remove_branch_p and remove_branch instead
9111 of loop_delete_branch_edge.
9112 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
9113 (tree_transform_and_unroll_loop): Remove dead branches immediately.
9114 Update profile using scale_dominated_blocks_in_loop.
9115 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
9116 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
9117 (can_remove_branch_p, remove_branch): Declare.
9118 * tree-cfg.c (tree_can_remove_branch_p): New function.
9119 (tree_cfg_hooks): Add tree_can_remove_branch_p.
9120 * cfgrtl.c (rtl_can_remove_branch_p): New function.
9121 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
9123 2007-02-05 Jan Hubicka <jh@suse.cz>
9126 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
9127 nodes in cgraph, don't remove offline copy of the function.
9129 2007-02-04 Jan Hubicka <jh@suse.cz>
9131 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
9132 vectors might cause maybe_lookup_element_for_expr to be called
9133 on non-sra-candidate.
9135 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9137 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
9138 config/bfin/bfin.md, config/bfin/predicates.md: Follow
9139 spelling conventions.
9141 2007-02-04 Richard Guenther <rguenther@suse.de>
9144 * fold-const.c (try_move_mult_to_index): Make sure to not
9145 overflow one dimension of a multi-dimensional array access.
9147 2007-02-04 Jan Hubicka <jh@suse.cz>
9149 * passes.c (init_optimization_passes): Reindent.
9151 2007-02-04 Jan Hubicka <jh@suse.cz>
9152 Eric Botcazou <ebotcazou@adacore.com>
9154 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
9155 (execute_fixup_cfg): Break out the abnormal goto code.
9156 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
9157 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
9158 (optimize_inline_calls): Call make_nonlocal_label_edges.
9160 2007-02-04 Jan Hubicka <jh@suse.cz>
9162 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
9163 true when something was changed.
9164 (rename_ssa_copies): When something was changed, do
9165 TODO_remove_unused_locals.
9166 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
9167 add TODO_remove_unused_locals when instruction was removed.
9169 2007-02-04 Jan Hubicka <jh@suse.cz>
9171 * ipa-inline.c (try_inline): Improve debug output; work on already
9173 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
9174 call try_inline for already inlined edges too when flattening;
9175 inline also functions that make callee growth but overall unit size
9178 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9180 * config/m32c/bitops.md, config/m32c/jump.md,
9181 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
9182 config/m32r/m32r.h, config/m32r/m32r.md,
9183 config/m32r/predicates.md, config/m68hc11/larith.asm,
9184 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
9185 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
9186 config/mips/mips-protos.h, config/mips/mips.c,
9187 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
9188 config/mn10300/mn10300.h, config/mn10300/predicates.md,
9189 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
9190 spelling conventions.
9192 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
9193 Follow spelling conventions.
9195 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
9197 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
9198 warn about C++0x compatibility.
9200 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9202 * config/h8300/h8300.c, config/h8300/h8300.h,
9203 config/h8300/h8300.md: Follow spelling conventions.
9205 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
9208 * combine.c (try_combine): Do not substitute source operand
9209 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
9211 2007-02-03 Jan Hubicka <jh@suse.cz>
9213 PR gcov-profile/30650
9214 * value-prof.c (stringop_block_profile): Fix handling of size counter;
9215 do not divide by zero for never executed counters.
9216 (tree_find_values_to_profile): Fix counters.
9217 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
9219 2007-02-03 Ian Lance Taylor <iant@google.com>
9221 * lower-subreg.c (simple_move_operand): New static function,
9222 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
9224 (simple_move): Call simple_move_operand.
9225 (find_decomposable_subregs): Add special handling of MEMs.
9226 (can_decompose_p): Rename from cannot_decompose_p. Reverse
9227 meaning of return value. If we see a hard register, test whether
9228 it can store a word_mode value. Change all callers.
9230 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9232 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
9233 ftrapv insns and expanders.
9234 (subdi3): Change define_expand operand 1 to arith11_operand, and
9235 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
9236 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
9237 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
9241 * varasm.c (notice_global_symbol): Treat global objects as weak when
9244 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9246 * emit-rtl.c (dconstpi): Delete.
9248 (init_emit_once): Delete dconstpi and init dconstsqrt2.
9249 * real.h (dconstpi): Delete.
9251 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
9252 (fold_builtin_hypot): Likewise.
9254 2007-02-03 Tom Tromey <tromey@redhat.com>
9257 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
9258 -gcoff3, -gxcoff3, -gvms3 implies -dD.
9260 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
9262 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
9263 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
9264 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
9265 config/rs6000/cell.md, config/rs6000/darwin.h,
9266 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
9267 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
9268 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
9269 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
9270 typos. Follow spelling conventions.
9271 * doc/invoke.texi: Follow spelling conventions.
9273 2007-02-03 Roger Sayle <roger@eyesopen.com>
9275 * simplify-rtx.c (simplify_relational_operation_1): Implement some
9276 canonicalization transformations that attempt to simplify integer
9277 constant comparisons to become comparisons against zero.
9279 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9281 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
9283 * fold-const.c (fold_binary): Fix comment typos. Fold complex
9284 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
9286 2007-02-02 Mike Stump <mrs@apple.com>
9288 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
9289 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
9290 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
9291 generate a branch island.
9293 2007-02-02 Bob Wilson <bob.wilson@acm.org>
9295 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
9296 (xtensa_legitimate_address_p): New.
9297 (xtensa_legitimize_address): New.
9298 (xtensa_output_addr_const_extra): New.
9299 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
9301 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
9302 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
9303 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
9304 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
9305 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
9306 (xtensa_legitimize_address): New.
9307 (xtensa_output_addr_const_extra): New.
9309 2007-02-02 Steve Ellcey <sje@cup.hp.com>
9311 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
9313 2007-02-02 Ian Lance Taylor <iant@google.com>
9315 * expmed.c (expand_divmod): Add comment.
9317 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
9319 * emit-rtl.c (renumber_insns): Remove.
9320 * flags.h: Remove the extern for flag_renumber_insns.
9321 * rtl.h: Remove the prototype for renumber_insns.
9322 * toplev.c (flag_renumber_insns): Remove.
9324 2007-02-02 Hui-May Chang <hm.chang@apple.com>
9326 Revert for x86 darwin:
9327 2005-06-19 Uros Bizjak <uros@kss-loka.si>
9329 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
9330 code before the following patch under TARGET_MACHO.
9331 (ix86_function_value_regno_p): Likewise.
9333 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9335 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
9338 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9341 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
9342 general or fp registers. Add comments.
9343 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
9345 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
9347 * pointer-set.c (insert_aux): Only return insertion slot.
9348 (pointer_set_insert): Adjust.
9349 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
9350 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
9351 pointer_map_traverse): New.
9352 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
9353 pointer_map_create, pointer_map_destroy, pointer_map_insert,
9354 pointer_map_contains, pointer_map_traverse): Declare.
9356 2007-02-02 Jakub Jelinek <jakub@redhat.com>
9359 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
9360 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
9362 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9364 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
9366 (struct _dep): New type.
9367 (dep_t): New typedef.
9368 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
9369 (DEP_STATUS): New access macro. The macro with the same name was
9370 renamed to DEP_LINK_STATUS.
9371 (dep_init): Declare function
9373 (struct _dep_link): New type.
9374 (dep_link_t): New typedef.
9375 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
9376 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
9377 (DEP_LINK_STATUS): New macro.
9378 (debug_dep_links): New debug function.
9380 (struct _deps_list): New type.
9381 (deps_list_t): New typedef.
9382 (DEPS_LIST_FIRST): New access macro.
9383 (FOR_EACH_DEP_LINK): New cycle macro.
9384 (create_deps_list, free_deps_list, delete_deps_list): Declare
9386 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9387 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9388 (copy_deps_list_change_con): Ditto.
9390 (move_dep_link): Declare function.
9392 (struct _dep_node): New type.
9393 (dep_node_t): New typedef.
9394 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
9396 (struct haifa_insn_data.back_deps): New field to hold backward
9397 dependencies of the insn.
9398 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
9400 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
9401 Change its type to deps_list_t.
9402 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
9403 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
9404 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
9406 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
9408 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
9410 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
9412 (dep_cost): Declare.
9414 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
9415 (ds_to_dk, dk_to_ds): New functions.
9417 (init_dep_1): New static function.
9418 (init_dep): New function.
9419 (copy_dep): New static function.
9421 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
9423 (detach_dep_link): New static function.
9424 (move_dep_link): New function.
9426 (dep_links_consistent_p, dump_dep_links): New static functions.
9427 (debug_dep_links): New debugging function.
9429 (deps_obstack, dl_obstack, dn_obstack): New static variables.
9431 (alloc_deps_list, init_deps_list): New static functions.
9432 (create_deps_list): New function.
9433 (clear_deps_list): New static function.
9434 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
9435 (deps_list_consistent_p, dump_deps_list): New static functions.
9436 (debug_deps_list): New function.
9437 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
9439 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
9441 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
9442 use new scheduler dependencies lists.
9443 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
9444 (sched_analyze): Ditto. Initialize dependencies lists.
9445 (add_forw_dep, compute_forward_dependences): Update to use new
9446 scheduler dependencies lists.
9448 (init_dependency_caches): Init deps_obstack.
9449 (free_dependency_caches): Free deps_obstack.
9451 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
9452 new scheduler dependencies lists.
9453 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
9454 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9456 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
9457 Update to use new scheduler dependencies lists.
9458 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
9459 (debug_dependencies): Ditto.
9460 (schedule_region): Update comments.
9462 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
9463 scheduler dependencies lists.
9464 (schedule_ebb): Update comments.
9466 * rtl.def (DEPS_LIST): Remove.
9468 * lists.c (unused_deps_list): Remove.
9469 (free_list): Update assertions.
9471 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
9472 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9474 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
9475 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9477 * haifa-sched.c (comments): Update.
9478 (insn_cost1): Remove. Inline the code into insn_cost ().
9479 (insn_cost): Update to use new scheduler dependencies lists. Move
9480 processing of the dependency cost to dep_cost ().
9481 (dep_cost): New function. Use it instead of insn_cost () when
9482 evaluating cost of the dependency. Use compatible interface to
9483 interact with the target.
9484 (priority): Update to use new scheduler dependencies lists.
9485 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
9486 with greater number of insns that depend on the insn.
9487 (schedule_insn): Update to use new scheduler dependencies lists. Add
9488 code to free backward dependencies lists. Inline and optimize code
9489 from resolve_dep () - see PR28071.
9490 (ok_for_early_queue_removal): Update to use new scheduler dependencies
9491 lists. Update call to targetm.sched.is_costly_dependence hook.
9493 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9494 scheduler dependencies lists.
9496 (resolve_dep): Remove. Move the logic to schedule_insn ().
9497 (init_h_i_d): Initialize dependencies lists.
9499 (process_insn_depend_be_in_spec): Rename to
9500 process_insn_forw_deps_be_in_spec. Update to use new scheduler
9502 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
9503 Update to use new scheduler dependencies lists.
9504 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
9506 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
9507 new scheduler dependencies lists.
9508 (build_intra_loop_deps): Ditto.
9510 * target.h (struct _dep): Declare to use in
9511 gcc_target.sched.is_costly_dependence.
9512 (struct gcc_target.sched.adjust_cost): Fix typo.
9513 (struct gcc_target.sched.is_costly_dependence): Change signature to use
9514 single dep_t parameter instead of an equivalent triad.
9515 (struct gcc_target.sched.adjust_cost_2): Remove.
9517 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
9519 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
9521 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
9523 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
9525 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
9526 (REG_DEP_TRUE): Document.
9528 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
9529 Change signature to correspond to the targetm.sched.adjust_cost hook.
9530 Update use in TARGET_SCHED_ADJUST_COST_2.
9531 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
9532 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
9533 new scheduler dependencies lists.
9534 (ia64_gen_check): Ditto.
9536 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
9539 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
9540 signature to correspond to the targetm.sched.is_costly_dependence hook.
9541 (is_costly_group): Update to use new scheduler dependencies lists.
9543 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
9544 instead of INSN_COST () macro.
9546 2007-02-01 Ian Lance Taylor <iant@google.com>
9548 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
9550 2007-02-01 Guy Martin <gmsoft@gentoo.org>
9552 * pa.md (tp_load): Correct mfctl instruction syntax.
9554 2007-02-01 Geoffrey Keating <geoffk@apple.com>
9556 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
9557 altivec_padding_size calculation on AIX. Improve comment, add
9558 assert to verify that it's right.
9560 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
9563 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
9566 * global.c (global_alloc): Add mising initialization of
9569 2007-02-01 Roger Sayle <roger@eyesopen.com>
9571 * alias.c (init_alias_analysis): Correct whitespace.
9572 * bb-reorder.c (fix_edges_for_rarely_executed_code,
9573 partition_hot_cold_basic_blocks): Likewise.
9574 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
9575 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
9576 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
9577 fold_builtin_snprintf_chk, fold_builtin_printf,
9578 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
9579 do_mpfr_arg3, do_mpfr_sincos): Likewise.
9580 * cfgcleanup.c (cleanup_cfg): Likewise.
9581 * cfgexpand.c (tree_expand_cfg): Likewise.
9582 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
9583 * function.c (get_next_funcdef_no): Likewise.
9584 * gengtype.c (main): Likewise.
9585 * genmodes.c (main): Likewise.
9586 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
9587 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
9588 * ifcvt.c (noce_emit_move_insn): Likewise.
9589 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
9591 * stor-layout.c (get_best_mode): Likewise.
9592 * tree-ssa-loop-niter.c (get_val_for): Likewise.
9593 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
9594 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
9595 perform_var_substitution, solve_graph): Likewise.
9596 * tree-vrp.c (vrp_finalize): Likewise.
9598 2007-02-01 Ian Lance Taylor <iant@google.com>
9600 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
9601 high part of a paradoxical subreg, return a constant zero.
9603 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
9605 * toplev.c (lang_dependent_init): Call init_set_costs.
9606 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
9608 2007-02-01 Richard Guenther <rguenther@suse.de>
9611 * fold-const.c (fold_negate_expr): Allow negating a
9612 constant if overflow does not change.
9614 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9616 * doc/c-tree.texi (Expression trees): Improve markup.
9617 * doc/tm.texi (Register Classes, Addressing Modes)
9618 (Floating Point): Fix spacing after abbreviations. Fix some
9621 2007-02-01 Ben Elliston <bje@au.ibm.com>
9623 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
9624 * doc/contrib.texi: Likewise.
9625 * doc/install.texi: Likewise.
9627 2007-01-31 Richard Henderson <rth@redhat.com>
9628 Ian Lance Taylor <iant@google.com>
9630 * lower-subreg.c: New file.
9631 * rtl.def (CONCATN): Define.
9632 * passes.c (init_optimization_passes): Add pass_lower_subreg and
9634 * emit-rtl.c (update_reg_offset): New static function, broken out
9635 of gen_rtx_REG_offset.
9636 (gen_rtx_REG_offset): Call update_reg_offset.
9637 (gen_reg_rtx_offset): New function.
9638 * regclass.c: Revert patch of 2006-03-05, restoring
9640 (clear_reg_info_regno): New function.
9641 * dwarf2out.c (concatn_loc_descriptor): New static function.
9642 (loc_descriptor): Handle CONCATN.
9643 * common.opt (fsplit_wide_types): New option.
9644 * opts.c (decode_options): Set flag_split_wide_types when
9646 * timevar.def (TV_LOWER_SUBREG): Define.
9647 * rtl.h (gen_reg_rtx_offset): Declare.
9648 (reg_scan_update): Declare.
9649 * regs.h (clear_reg_info_regno): Declare.
9650 * tree-pass.h (pass_lower_subreg): Declare.
9651 (pass_lower_subreg2): Declare.
9652 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
9653 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
9655 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
9656 * Makefile.in (OBJS-common): Add lower-subreg.o.
9657 (lower-subreg.o): New target.
9659 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9661 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
9663 2007-01-31 Anatoly Sokolov <aesok@post.ru>
9666 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
9668 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9671 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
9673 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
9675 * cfgloop.h: Include vec-prim.h.
9676 (enum li_flags): Remove LI_ONLY_OLD.
9677 (loop_iterator): Changed.
9678 (fel_next, fel_init): Iterate over loop tree.
9679 (FOR_EACH_LOOP_BREAK): New macro.
9680 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
9682 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
9683 * modulo-sched.c (sms_schedule): Ditto.
9684 * tree-vectorizer.c (vectorize_loops): Ditto.
9685 * doc/loop.texi: Update information on loop numbering and behavior of
9686 FOR_EACH_LOOP wrto new loops.
9687 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
9688 add_to_evolution_1): Test nestedness of loops instead of comparing
9690 * tree-chrec.c (chrec_fold_plus_poly_poly,
9691 chrec_fold_multiply_poly_poly, chrec_evaluate,
9692 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
9693 reset_evolution_in_loop): Ditto.
9694 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
9696 2007-01-31 Dirk Mueller <dmueller@suse.de>
9698 * c-common.c (warn_about_parentheses): Separate warning about
9699 un-parenthized sequence of comparison operators from the one
9700 which is supposed to warn about x <= y <= z.
9702 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
9704 * optabs.h (enum optab_index): Add new OTI_isinf.
9705 (isinf_optab): Define corresponding macro.
9706 * optabs.c (init_optabs): Initialize isinf_optab.
9707 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
9709 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
9710 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
9712 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
9713 expand_builtin_interclass_mathfn.
9714 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
9715 * config/i386/i386.md (UNSPEC_FXAM): New constant.
9716 (fxam<mode>2_i387): New insn pattern.
9717 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
9718 built-in functions as x87 inline asm.
9720 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9722 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
9724 2007-01-30 Eric Christopher <echristo@apple.com>
9726 * config.gcc: Add geode.
9728 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9730 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
9731 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
9732 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
9733 value-prof.c: Fix comment typos.
9735 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9738 * doc/invoke.texi (Wpointer-arith): Document warning.
9740 2007-01-30 Janis Johnson <janis187@us.ibm.com>
9742 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
9743 the list of discrepancies from the draft TR.
9745 2007-01-30 Dirk Mueller <dmueller@suse.de>
9748 * doc/invoke.texi (-Wreturn-type): Update description to
9751 2007-01-30 Richard Sandiford <richard@codesourcery.com>
9753 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
9755 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
9757 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
9758 to handle optabs that operate on floating point input argument and
9759 output to integer output.
9760 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
9761 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
9762 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
9763 expand_builtin_interclass_mathfn ().
9764 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
9766 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
9767 ilogbl built-in functions as x87 intrinsics.
9769 2007-01-30 Richard Guenther <rguenther@suse.de>
9772 * dwarf2out.c (reference_to_unused): Query varpool if the
9773 variable was output.
9775 2007-01-30 Richard Guenther <rguenther@suse.de>
9778 * passes.c (execute_one_pass): Reset in_gimple_form to not
9779 confuse non-unit-at-a-time mode.
9781 2007-01-29 Roger Sayle <roger@eyesopen.com>
9782 Richard Guenther <rguenther@suse.de>
9784 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
9785 avoid undefined behaviour on overflow. Use force_fit_type_double
9786 to construct the constant with the specified TREE_OVERFLOW.
9788 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9790 * config/dfp-bit.c: Add parameterized support for fp exceptions.
9791 * config/dfp-bit.h: Ditto.
9793 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9795 * c-decl.c (pop_scope): Replace warnings with call to
9796 warn_for_unused_label.
9797 * c-common.h (warn_for_unused_label): Declare.
9798 * c-common.c (warn_for_unused_label): Define.
9800 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9802 * tree-optimize.c (update_inlined_to_pointers): Delete unused
9805 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9807 * Makefile.in (USER_H): Remove decfloat.h.
9808 * ginclude/decfloat.h: Delete, moving contents to ...
9809 * ginclude/float.h: Add support for decimal floating point,
9810 guarded by __STDC_WANT_DEC_FP__.
9812 2007-01-29 Mike Stump <mrs@apple.com>
9814 * doc/gccint.texi (Top): Rename Loop Representation to Loop
9815 Analysis and Representation to resolve case insensitive conflict.
9816 * doc/loop.texi (Loop Analysis and Representation): Likewise.
9818 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
9820 * tree.h (struct tree_memory_tag): Add aliases member.
9821 (MTAG_ALIASES): New macro.
9822 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
9823 (add_may_alias): Remove pointer-set. Update for may_aliases being
9825 (mark_aliases_call_clobbered): Update for may_aliases being a
9827 (compute_tag_properties): Ditto.
9828 (create_partition_for): Ditto.
9829 (compute_memory_partitions): Ditto.
9830 (dump_may_aliases_for): Ditto.
9831 (is_aliased_with): Ditto.
9832 (add_may_alias_for_new_tag): Ditto.
9833 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
9834 (compute_is_aliased): New function.
9835 (compute_may_aliases): Call compute_is_aliased).
9836 (init_alias_info): Initialize alias_bitmap_obstack.
9837 (union_alias_set_into): New function.
9838 (compute_flow_sensitive_aliasing): Use union_aliases_into.
9839 (have_common_aliases_p): Rewrite to take two bitmaps and use
9841 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
9843 (finalize_ref_all_pointers): Update for add_may_alias changes.
9844 (new_type_alias): Ditto.
9845 * tree-flow-inline.h (may_aliases): Return a bitmap.
9846 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
9847 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
9848 may_aliases being a bitmap.
9849 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
9850 may_aliases now returns a bitmap.
9851 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
9853 * tree-ssa-operands.c (add_virtual_operand): Update for
9854 may_aliases being a bitmap.
9856 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
9858 PR tree-optimization/30630
9859 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
9860 variable as changed.
9862 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
9865 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
9866 expanded only once even if an error occurs.
9868 2007-01-29 Ben Elliston <bje@au.ibm.com>
9870 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
9871 (__gcov_average_profiler): Likewise.
9872 (__gcov_ior_profiler): Likewise.
9873 (__gcov_merge_ior): Likewise.
9875 2007-01-28 Jan Hubicka <jh@suse.cz>
9877 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
9878 * value-prof.c (stringop_block_profile): Likewise.
9880 2007-01-28 Jan Hubicka <jh@suse.cz>
9882 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
9883 variant handling histograms; add wrapper.
9884 (clear_storage_via_libcall): Export.
9885 (emit_block_move_hints): Break out from ...; add histograms.
9886 (emit_block_move): ... this one.
9887 (clear_storage_hints): Break out from ...; add histograms.
9888 (clear_storage): ... this one.
9889 (set_storage_via_memset): Handle histogram.
9890 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
9891 (clear_storage_hints, clear_storage_via_libcall): Declare.
9892 (set_storage_via_setmem): Update prototype.
9893 * doc/md.texi (movmem, setmem): Document new arguments.
9895 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
9897 (stringop_block_profile): New global function.
9898 (tree_stringops_values_to_profile): Profile block size and alignment.
9899 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
9901 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
9902 (stringop_block_profile): Declare.
9903 * builtins.c: Include value-prof.h.
9904 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
9905 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
9906 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
9907 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
9908 * profile.c (instrument_values): Add new counters.
9909 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
9911 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
9912 (tree_init_edge_profiler): Build new profilers.
9913 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
9914 (pass_tree_profile): Add dump.
9915 (tree_profile_hooks): Update.
9916 * Makefile.in (LIBGCOV): Add new constants.
9917 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
9918 __gcov_ior_profiler): New.
9919 * i386.md (movmem/setmem expanders): Add new optional arguments.
9921 2007-01-28 David Edelsohn <edelsohn@gnu.org>
9923 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
9925 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9927 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
9928 (tree_unswitch_single_loop): Pass eni_size_weights to
9929 tree_num_loop_insns.
9930 * tree-ssa-loop-manip.c: Include tree-inline.h.
9931 (can_unroll_loop_p): Pass eni_size_weights to
9932 tree_num_loop_insns.
9933 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
9934 Pass eni_size_weights to estimate_num_insns.
9935 * tree.h (init_inline_once): Export.
9936 * toplev.c (backend_init): Call init_inline_once.
9937 * cgraphunit.c (cgraph_process_new_functions,
9938 cgraph_analyze_function): Pass eni_inlining_weights to
9940 * ipa-inline.c (compute_inline_parameters): Ditto.
9941 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
9942 to estimate_num_insns.
9943 (try_unroll_loop_completely): Pass eni_size_weights to
9944 tree_num_loop_insns.
9945 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
9946 ot estimate_num_insns.
9947 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
9948 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
9949 * tree-inline.c (eni_inlining_weights, eni_size_weights,
9950 eni_time_weights): New variables.
9951 (init_inline_once): Initialize them.
9952 (struct eni_data): Mew.
9953 (estimate_num_insns_1, estimate_num_insns): Use weights.
9954 * tree-inline.h (struct eni_weights_d): New.
9955 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
9956 (estimate_num_insns): Declaration changed.
9957 * cfgloop.h (tree_num_loop_insns): Declaration changed.
9958 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
9959 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
9961 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9963 * tree-data-ref.c (conflict_fn): Assert that the number of affine
9964 relations in the conflict function is valid.
9966 2007-01-27 Ian Lance Taylor <iant@google.com>
9968 * common.opt: Add fstrict-overflow.
9969 * opts.c (decode_options): Set flag_strict_overflow if -O2.
9970 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
9971 (TYPE_OVERFLOW_UNDEFINED): Define.
9972 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
9974 * tree.h (TYPE_TRAP_SIGNED): Don't define.
9975 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
9976 (fold_negate_expr): Likewise.
9977 (make_range): Likewise.
9978 (extract_muldiv_1): Likewise.
9979 (maybe_canonicalize_comparison): Likewise.
9980 (fold_comparison): Likewise.
9981 (fold_binary): Likewise.
9982 (tree_expr_nonnegative_p): Likewise.
9983 (tree_expr_nonzero_p): Likewise.
9984 * tree-vrp.c (compare_values): Likewise.
9985 (extract_range_from_binary_expr): Likewise.
9986 (extract_range_from_unary_expr): Likewise.
9987 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
9989 (nowrap_type_p): Likewise.
9990 * tree-scalar-evolution.c (simple_iv): Likewise.
9991 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
9992 (build_range_check): Likewise.
9993 (extract_muldiv_1): Likewise.
9994 (fold_comparison): Likewise.
9995 * tree-vrp.c (vrp_int_const_binop): Likewise.
9996 (extract_range_from_unary_expr): Likewise.
9997 * convert.c (convert_to_integer): Likewise.
9998 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
9999 (fold_comparison): Likewise.
10000 (fold_binary): Likewise.
10001 * optabs.c (optab_for_tree_code): Likewise.
10002 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
10003 * simplify-rtx.c (simplify_const_relational_operation): Check
10004 flag_strict_overflow and flag_trapv.
10005 (simplify_const_relational_operation): Likewise.
10006 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
10007 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
10010 2007-01-27 Roger Sayle <roger@eyesopen.com>
10012 * tree.c (tree_fold_gcd): Delete.
10013 * tree.h (tree_fold_gcd): Remove prototype.
10014 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
10015 test whether one constant integer is a multiple of another. Instead
10016 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
10017 * fold-const.c (multiple_of_p): We've determined both TOP and
10018 BOTTOM are integer constants so we can call int_const_binop directly
10019 instead of the more generic const_binop.
10021 2007-01-27 Roger Sayle <roger@eyesopen.com>
10023 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
10024 1*X check that the constant hasn't overflowed, to preserve the
10026 (round_up): Provide an efficient implementation when rouding-up an
10027 INTEGER_CST to a power-of-two.
10029 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10031 * doc/sourcebuild.texi: Add comma for clarity.
10032 * doc/extend.texi: Fix some typos.
10033 * doc/passes.texi: Likewise.
10034 * doc/cppinternals.texi: Likewise.
10035 * doc/c-tree.texi: Likewise.
10036 * doc/tree-ssa.texi: Likewise.
10037 * doc/install.texi: Likewise.
10039 2007-01-27 Jan Hubicka <jh@suse.cz>
10041 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
10042 (pass_sra): Do not require alias information.
10043 * passes.c (init_optimization_passes): Add SRA
10045 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
10047 * tracer.c (rest_of_handle_tracer): We already cleaned
10048 up the CFG in tracer() so don't do it here again.
10049 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
10050 cleanup_cfg here, either. And don't call renumber_insns.
10052 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
10053 and BB_HEAD are in the insn stream here. Instead make sure
10054 that BB_INSN is valid on all insns. Also, do check here that
10055 there are no pending branch predictions...
10056 (rtl_verify_flow_info): ...instead of doing it here. Checks
10057 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
10060 2007-01-26 Roger Sayle <roger@eyesopen.com>
10062 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
10063 function to simplify/factorize operand order canonicalization.
10064 (ix86_fixup_binary_operands): Reorganize using the above function.
10065 (ix86_binary_operator_ok): Likewise.
10067 2007-01-27 Jakub Jelinek <jakub@redhat.com>
10069 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
10070 file scope from optimize_attrs.
10071 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
10073 (optimize_attrs): Clear insn_code_values after freeing it.
10075 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
10077 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
10078 a parts.base assignment.
10080 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
10082 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
10083 (compute_subscript_distance, initialize_data_dependence_relation,
10084 finalize_ddr_dependent, analyze_ziv_subscript,
10085 analyze_siv_subscript_cst_affine,
10086 compute_overlap_steps_for_affine_univar,
10087 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
10088 analyze_siv_subscript, analyze_miv_subscript,
10089 analyze_overlapping_iterations, subscript_dependence_tester_1,
10090 compute_self_dependence, free_dependence_relation): Work
10091 with affine_fn instead of chrecs.
10092 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
10093 common_affine_function, affine_function_base,
10094 affine_function_constant_p, affine_fn_op, affine_fn_plus,
10095 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
10096 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
10097 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
10098 (all_chrecs_equal_p): Removed.
10099 * tree-data-ref.h (affine_fn, conflict_function): New types.
10100 (struct subscript): Change type of conflicting_iterations_in_a
10101 and conflicting_iterations_in_b.
10103 2007-01-26 Steve Ellcey <sje@cup.hp.com>
10106 * config/pa/pa.h (TARGET_HPUX_11): New.
10107 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
10108 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
10110 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
10111 Richard Guenther <rguenther@suse.de>
10113 * tree-ssa-structalias.c (solve_graph): Handle case
10114 we merged the variable to another.
10116 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10118 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
10121 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
10122 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
10124 2007-01-25 DJ Delorie <dj@redhat.com>
10126 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
10127 allow changes to modes which don't fit in those registers.
10129 * reload1.c (choose_reload_regs): Check for invalid subregs before
10130 computing their locations, not after.
10132 2007-01-25 Geoffrey Keating <geoffk@apple.com>
10135 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
10136 save Altivec registers in an eh_return function.
10137 (compute_vrsave_mask): Likewise.
10138 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
10139 for saving Altivec registers.
10140 (rs6000_emit_prologue): Don't allocate stack twice in
10141 eh_return function. Correct expected value of altivec_save_offset
10142 when using save_world. Describe save of R0 to stack when using
10143 save_world. Describe stack pointer adjustment when using
10144 save_world. Remove duplicated eh_return parameter register saving.
10145 Update sp_offset variable after save_world.
10146 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
10148 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
10149 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
10152 2007-01-25 Steve Ellcey <sje@cup.hp.com>
10154 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
10156 2007-01-25 Steve Ellcey <sje@cup.hp.com>
10159 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
10160 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
10162 2007-01-25 Richard Guenther <rguenther@suse.de>
10164 * doc/invoke.texi (-Wcoverage-mismatch): Document.
10165 * common.opt (-Wcoverage-mismatch): New warning option.
10166 * coverage.c (get_coverage_counts): Ignore coverage mismatch
10167 if -Wcoverage-mismatch is given.
10169 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
10171 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
10172 (ipcp_driver): Change to static definition.
10173 Add dumping of the ifunctions.
10174 (constant_val_insert): Remove unused parameter. Support for SSA.
10175 (ipcp_propagate_const): Support for SSA.
10176 (ipcp_profile_bb_print): Print only analyzed nodes.
10177 (ipcp_replace_map_create): Remove support for Fortran constant
10179 * ipa-prop.c (ipa_method_modify_stmt,
10180 ipa_callsite_compute_param): Support for SSA.
10181 * ipa-prop.h (ipcp_driver): Remove declaration.
10182 (IS_VALID_TREE_MAP_INDEX): Add define.
10184 2007-01-24 Geoffrey Keating <geoffk@apple.com>
10186 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
10188 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10190 PR middle-end/30447
10191 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
10192 constant argument to cabs and do it without checking for
10193 -funsafe-math-optimizations.
10195 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
10197 * c-common.h (RID_FIRST_CXX0X): New.
10198 (RID_LAST_CXX0X): New.
10199 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
10201 * c.opt (Wc++0x-compat): New.
10202 * doc/invoke.texi (-Wc++0x-compat): Document.
10204 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10206 * builtins.c (fold_builtin_carg): New.
10207 (fold_builtin_1): Use it.
10209 2007-01-24 Jan Hubicka <jh@suse.cz>
10211 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
10213 * ipa-inline.c (initial_insns, max_insns): Delete.
10214 (compute_max_insns): New function.
10215 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
10216 of insns as base for code growth.
10217 (cgraph_decide_inlining): Make initial_insns local; do not compute
10219 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
10220 * doc/invoke.texi (inline-unit-growth): Update docs.
10222 2007-01-24 Jakub Jelinek <jakub@redhat.com>
10224 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
10225 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
10226 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
10227 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
10228 for CPUs that have PTA_CX16 set.
10230 PR middle-end/27416
10231 * gimplify.c (omp_check_private): New function.
10232 (gimplify_scan_omp_clauses): Use it for
10233 firstprivate/lastprivate/reduction.
10235 PR middle-end/30494
10236 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
10237 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
10239 PR middle-end/30421
10240 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
10241 If lower_lastprivate_clauses emits some statements, append them
10242 to dlist rather than body_p and to body_p append an initializer.
10243 (lower_omp_for): Adjust caller.
10245 2007-01-24 Steve Ellcey <sje@cup.hp.com>
10247 * target.h (globalize_decl_name): New.
10248 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10249 * output.h (default_globalize_decl_name): New.
10250 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
10252 (globalize_decl): Ditto.
10253 (default_globalize_decl_name): New.
10254 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
10255 (ia64_handle_version_id_attribute): New.
10256 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10257 (ia64_asm_output_external): Use globalize_decl_name instead
10258 of globalize_label.
10259 * doc/extend.texi (version_id): New pragma.
10260 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
10262 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10264 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
10265 _uleb128_t and _Unwind_SWord with _sleb128_t.
10266 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
10267 uw_frame_state_for, uw_update_context_1): Likewise.
10268 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
10269 * unwind-pe.h (read_uleb128, read_sleb128,
10270 read_encoded_value_with_base): Likewise.
10271 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
10273 2007-01-24 Richard Guenther <rguenther@suse.de>
10275 * builtins.c (expand_builtin_cexpi): Get the fndecl
10276 for cexp in the correct way.
10278 2007-01-24 Jan Hubicka <jh@suse.cz>
10280 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
10282 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10284 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
10285 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
10286 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
10287 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
10288 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
10289 __SIZEOF_PTRDIFF_T__.
10290 * doc/cpp.texi: Documentation for the new builtin macros added.
10292 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
10294 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
10295 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
10296 instead of operands[2] to avoid access past the end of array.
10298 2007-01-24 Richard Sandiford <richard@codesourcery.com>
10300 * reload1.c (emit_reload_insns): Pass the reload register
10301 for a non-spill output reload through forget_old_reloads_1.
10303 2007-01-23 Joseph Myers <joseph@codesourcery.com>
10305 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10306 _SOFT_DOUBLE if doubles use software floating-point.
10307 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
10308 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10309 * config/rs6000/darwin-ldouble.c: Also compile functions for
10310 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
10311 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10312 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
10313 commented-out long double override.
10314 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
10315 * config/rs6000/eabispe.h: Likewise.
10316 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
10317 long double for non-SPE.
10318 (rs6000_handle_option): Likewise.
10319 (invalid_e500_subreg): Disallow more subregs involding DImode,
10320 DFmode, TImode or TFmode.
10321 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
10323 (legitimate_lo_sum_address_p): Also check for TFmode for E500
10325 (rs6000_legitimize_address): Also handle TFmode for E500 double.
10326 (rs6000_legitimize_reload_address): Also handle TFmode for E500
10328 (rs6000_legitimate_address): Also check for TFmode for E500
10330 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
10331 (spe_build_register_parallel): Handle TFmode and TCmode.
10332 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
10334 (function_arg): Handle TFmode and TCmode for E500 double.
10335 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
10337 (print_operand): Handle TFmode and TImode for %y.
10338 (rs6000_generate_compare): Handle TFmode comparisons for E500
10340 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
10341 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
10342 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
10343 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
10344 TFmode for E500 double.
10345 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
10346 (floatsidf2): Enable for E500 double.
10347 (movtf_softfloat): Use rs6000_nonimmediate_operand.
10348 (extenddftf2): Change to extenddftf2_fprs.
10349 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
10350 depending on TARGET_E500_DOUBLE.
10351 (extendsftf2): Enable for E500 double.
10352 (trunctfdf2): Enable for E500 double.
10353 (trunctfsf2): Change to trunctfsf2_fprs.
10354 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
10355 depending on TARGET_E500_DOUBLE.
10356 (floatsitf2): Enable for E500 double.
10357 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
10358 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
10359 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
10360 (negtf2): Change to negtf2_internal.
10361 (negtf2): New expander.
10362 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
10363 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
10364 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
10365 (movdi_internal32): Use rs6000_nonimmediate_operand.
10366 (unnamed splitter): Likewise.
10367 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
10368 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
10369 (SPE64TF, DITI): New mode macros.
10370 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
10373 (frob_<mode>_di_2): New.
10374 (frob_tf_di_8_2): New.
10375 (frob_di_df): Change to frob_di_<mode>; allow more modes.
10377 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
10379 (frob_ti_<mode>_8_2): New.
10380 (frob_ti_tf_2): New.
10381 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
10382 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
10384 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
10385 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
10386 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
10387 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
10388 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
10389 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
10392 2007-01-23 Ian Lance Taylor <iant@google.com>
10394 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
10396 (OBJS-archive): Reformat, alphabetize.
10397 (OBJS): Change out_object_file to OBJS-md.
10399 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
10401 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10402 JUMP_P and CALL_P predicates where applicable.
10403 * config/i386/i386.c: Ditto.
10404 * config/i386/i386.md: Ditto.
10405 * config/i386/mmx.md: Ditto.
10406 * config/i386/predicates.md: Ditto.
10408 2007-01-22 Andreas Schwab <schwab@suse.de>
10410 * config/m68k/m68k.h: Fix comment.
10412 2007-01-22 Jan Hubicka <jh@suse.cz>
10414 * passes.c (init_optimization_passes): Do not rerun
10415 pass_early_warn_uninitialized.
10417 2007-01-22 Richard Guenther <rguenther@suse.de>
10419 PR tree-optimization/30038
10420 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
10422 (execute_cse_sincos_1): Likewise.
10423 (execute_cse_sincos): Likewise.
10424 (gate_cse_sincos): Likewise.
10425 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
10426 the cexpi() canonicalization of sincos().
10427 * tree-pass.h (pass_cse_sincos): Declare.
10428 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
10430 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10432 PR rtl-optimization/29329
10433 * combine.c (replaced_rhs_insn): Rename to i2mod.
10434 (replaced_rhs_value): Rename to i2mod_new_rhs.
10435 (i2mod_old_rhs): New global variable.
10436 (combine_instructions): Adjust for above change. Save a copy of
10437 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
10438 note are substituted in the second instruction.
10439 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
10440 ditch the note if it pertains to the second eliminated register
10441 and this register is mentioned in i2mod_old_rhs.
10444 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
10446 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
10447 the insn to which the note was originally attached.
10449 2007-01-21 Jan Hubicka <jh@suse.cz>
10451 * ipa-inline.c (inlining_mode): Comment, move up.
10452 (cgraph_decide_inlining_incrementally): Do not perform inlining
10453 itself; fix handling of flattening of self recursive functions.
10454 (cgraph_find_cycles): Remove.
10455 (cgraph_flatten_node): Remove.
10456 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
10457 (try_inline): New function.
10458 (cgraph_early_inlining): Update call of
10459 cgraph_decide_inlining_incrementally. Apply inlining here.
10460 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
10462 2007-01-21 Dirk Mueller <dmueller@suse.de>
10465 * tree-vrp.c (check_array_bounds): do not warn
10466 about ADDR_EXPR's of ARRAY_REF's which are immediately
10467 used in binary expressions.
10469 2007-01-21 Ira Rosen <irar@il.ibm.com>
10471 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
10472 read_write_dep and macros for its access.
10473 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
10474 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
10475 argument, call vect_check_interleaving for every independent pair of
10476 data-refs. Mark loads that access the same memory location as a store
10478 (vect_check_dependences): Remove.
10479 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
10480 call, fix the call to vect_analyze_data_ref_dependence.
10481 (vect_analyze_data_ref_access): For statements that access the same
10482 data-ref, check that they are not stores; for loads, check that there
10483 is no store that access the same location.
10485 2007-01-20 Roger Sayle <roger@eyesopen.com>
10486 Joseph Myers <joseph@codesourcery.com>
10488 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
10489 (-fdump-rtl-stack): Likewise.
10490 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
10491 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
10492 (-mpt-fixed): Use @minus{} for minus sign.
10493 (Using Precompiled Headers): Fix under/overfull hbox.
10495 2007-01-20 Jan Hubicka <jh@suse.cz>
10497 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
10498 place within annotation.
10500 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10502 * pa.c (output_move_double): Change array size of xoperands to 4.
10504 2007-01-20 Jan Hubicka <jh@suse.cz>
10506 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
10509 2007-01-19 Ian Lance Taylor <iant@google.com>
10511 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
10512 constant to unsigned HOST_WIDE_INT before negating.
10514 2007-01-19 Ian Lance Taylor <iant@google.com>
10516 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
10518 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
10519 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10520 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
10521 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
10522 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10523 (realloc_vdef, realloc_vuse): Change second parameter to
10525 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
10526 fields to unsigned.
10527 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
10528 unsigned. Change x and lim locals to unsigned.
10529 (realloc_vdef, realloc_vuse): Change num_elem parameter to
10531 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
10532 (copy_virtual_operands): Change i and n locals to unsigned.
10534 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10536 PR middle-end/29335
10537 * builtins.c (fold_builtin_1): Handle builtin fdim.
10539 2007-01-20 Jan Hubicka <jh@suse.cz>
10541 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
10542 * tree-ssa-structalias.c (compute_points_to_sets): Do call
10543 init_alias_heapvars.
10544 (init_alias_heapvars): Initialize only when not already initialized.
10545 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
10547 2007-01-19 Roger Sayle <roger@eyesopen.com>
10549 * common.opt (fsigned-zeros): New command line option.
10550 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
10551 of flag_unsafe_math_optimizations.
10552 * opts.c (set_fast_math_flags): The -ffast-math command line option
10553 implies -fno-signed-zeros.
10554 (fast_math_flags_set_p): Likewise.
10556 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
10557 the documentation of -ffast-math appropriately. Wrap long lines.
10559 2007-01-19 Steve Ellcey <sje@cup.hp.com>
10561 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
10562 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
10564 2007-01-19 Tomas Bily <tbily@suse.cz>
10566 * cgraphunit.c (cgraph_finalize_function): Updating of pid
10568 (tree_init_ic_make_global_vars): New function
10569 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
10570 (tree_gen_ic_profiler): New function
10571 (tree_gen_ic_func_profiler): New function
10572 (tree_profiling): Added calling of tree_gen_ic_func_profiler
10573 (tree_profile_hooks): Added hook for indirec/virtual calls
10574 * value-prof.c (tree_find_values_to_profile): New case for
10576 (tree_values_to_profile): Call for determining indirect/virtual
10578 (tree_indirect_call_to_profile): New function
10579 (tree_ic_transform): New function
10580 (tree_ic): New function
10581 (find_func_by_pid): New function
10582 (init_pid_map): New function
10583 (tree_value_profile_transformations): Added check for
10584 indirect/virtual call transformation
10585 * value-prof.h (enum hist_type): New counter type for
10586 indirect/virtual calls
10587 (profile_hooks): Added new hook for profiling indirect/virtual
10589 * profile.c (instrument_values): New case for indirect/virtual
10591 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
10592 (GCOV_COUNTER_V_INDIR): New counter type
10593 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
10594 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
10596 * cgraph.c: Definition of cgraph_max_pid
10597 (cgraph_create_node): Default init of pid attribute
10598 * cgraph.h: Declaration of cgraph_max_pid
10599 (struct cgraph_node): Added pid attribute
10600 * libgcov.c (__gcov_indirect_call_profiler): New function
10601 (__gcov_one_value_profiler_body): New function
10602 (__gcov_one_value_profiler): Body was moved to
10603 __gcov_one_value_profiler_body and calls it
10605 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
10607 * doc/gty.texi (Options): Document the mark_hook option to GTY.
10608 * gengtype.c (write_types_data, write_func_for_structure,
10609 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
10610 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
10611 (walk_type, write_func_for_structure): Generate the mark_hook if
10614 2007-01-19 Jan Hubicka <jh@suse.cz>
10616 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
10617 'early' argument take inlining mode argument specifying whether to
10618 inline for size/speeed or all functions; add support for flattening;
10620 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
10622 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10625 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
10626 the name of the declared identifier.
10628 2007-01-19 Dirk Mueller <dmueller@suse.de>
10630 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
10631 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
10632 duplicate evaluation.
10634 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10636 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
10637 Macroize expander using X87MODEF12 mode macro. Extend operand 1
10638 to XFMode, use acosxf2 and truncate result to requested mode.
10639 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
10640 (asin<mode>2): Similarly, with asin expanders.
10641 (*fscalexf4_i387): Rename from *fscalexf4.
10642 (expNcorexf3): New expander.
10643 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
10644 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
10645 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
10646 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
10647 patterns for SSE math.
10648 (exp10<mode>2): Similarly, with exp10 expanders.
10649 (exp2<mode>2): Similarly, with exp2 expanders.
10650 (expm1<mode>2): Similarly, with expm1 expanders.
10651 (ldexp<mode>3): Similarly, with ldexp expanders.
10652 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
10653 Use gen_truncxf<mode>2_i387_noop to truncate result.
10655 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10657 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
10658 for ColdFire targets.
10660 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
10661 Richard Sandiford <richard@codesourcery.com>
10663 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
10664 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
10665 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
10666 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
10667 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10668 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10670 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10672 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
10673 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
10674 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
10675 (*adddi_dilshr32_cf): New pattern.
10676 (adddi3, subdi3): Remove first alternatives.
10678 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10680 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
10681 implemented using move.l, do not use its cc result for floating-point
10684 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10686 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
10687 from accepting 's' constraints if flag_pic.
10689 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10691 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
10692 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
10693 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
10694 condition from TARGET_68881 to TARGET_HARD_FLOAT.
10696 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
10698 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
10699 ColdFire alternatives.
10700 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
10701 * config/m68k/m68k.md (clzsi2): Define for ColdFire
10702 architectures that support ff1 instruction.
10704 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10705 Julian Brown <julian@codesourcery.com>
10707 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
10708 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
10709 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
10712 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10714 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
10716 (output_move_const_into_data_reg, output_move_simode_const): Delete.
10717 * config/m68k/m68k.c (const_method, const_int_cost): Take a
10718 HOST_WIDE_INT instead of an rtx.
10719 (m68k_rtx_costs): Update call accordingly.
10720 (output_move_const_into_data_reg): Likewise. Fix formatting.
10721 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
10723 (output_move_simode_const): Update calls after above changes.
10724 Rework to use automatic variables and predicates like MEM_P.
10725 * config/m68k/m68k.md (pushexthisi_const): Update call to
10728 2007-01-19 Dirk Mueller <dmueller@suse.de>
10730 * tree-ssa-alias.c (perform_var_substitution): Fix typo
10731 in dump_flags test.
10733 2007-01-19 Richard Guenther <rguenther@suse.de>
10735 * builtins.c (expand_builtin_cexpi): Fall back to expanding
10736 via cexp in case sincos is not available.
10738 2007-01-19 Richard Guenther <rguenther@suse.de>
10740 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
10741 * defaults.h (TARGET_HAS_SINCOS): Default to off.
10742 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
10743 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
10744 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
10745 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
10746 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
10747 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
10749 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10751 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
10753 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
10754 (atan2xf3): Directly generate RTL pattern.
10755 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
10756 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10757 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10758 disable patterns for SSE math.
10759 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
10760 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10761 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10762 disable patterns for SSE math.
10764 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
10766 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
10768 2007-01-18 Roger Sayle <roger@eyesopen.com>
10770 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
10771 VIEW_CONVERT_EXPR to the same type as it's operand.
10773 2007-01-18 David Edelsohn <edelsohn@gnu.org>
10775 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
10776 configured for long double 128.
10778 2007-01-18 Mike Stump <mrs@apple.com>
10780 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
10783 2007-01-18 Michael Meissner <michael.meissner@amd.com>
10785 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
10788 2007-01-18 Jan Hubicka <jh@suse.cz>
10790 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
10791 greater than NUM_VOP_FREE_BUCKETS.
10793 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
10795 * tree-ssa-structalias.c: Update comments.
10796 (ptabitmap_obstack): Removed.
10797 (pta_obstack): New.
10798 (oldpta_obstack): Ditto.
10799 (stats): Add a few members.
10800 (struct variable_info): Remove node, complex, address_taken, and
10801 indirect_target members. Add oldsolution member.
10802 (new_var_info): Do not initialize removed members.
10803 (constraint_expr_type): Remove INCLUDES.
10804 (constraint_graph): Add size, implicit_preds, rep,
10805 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
10806 (FIRST_REF_NODE): New macro.
10807 (LAST_REF_NODE): Ditto.
10808 (FIRST_ADDR_NODE): Ditto.
10809 (find): New function.
10811 (dump_constraint): Do not handle INCLUDES.
10812 (insert_into_complex): Do not insert duplicate constraints.
10813 (condense_varmap_nodes): Renamed and rewritten into ...
10814 (merge_node_constraints): This. Also fix bug in handling of
10815 offseted copy constraints.
10816 (clear_edges_for_node): No longer need to deal with preds at all,
10817 or removing associated preds/succs.
10818 (merge_graph_nodes): Deal with indirect_cycles.
10819 Don't deal with predecessors.
10820 (add_implicit_graph_edge): New function.
10821 (add_pred_graph_edge): Ditto.
10822 (add_graph_edge): Don't deal with predecessors.
10823 (build_constraint_graph): Removed.
10824 (build_pred_graph): New function.
10825 (build_succ_graph): Ditto.
10826 (struct scc_info): Removed in_component. Added roots, dfs, and
10827 node_mapping. Remove visited_index, unification_queue.
10828 (scc_visit): Deal with union-find we do now.
10829 Deal with cycles with REF nodes.
10830 (collapse_nodes): Renamed and rewritten to ...
10831 (unify_nodes): This.
10832 (process_unification_queue): Removed.
10833 (topo_visit): Cleanup
10834 (do_da_constraint): Use find.
10835 (do_sd_constraint): Ditto.
10836 (do_ds_constraint): Ditto.
10837 (do_complex_constraint): Ditto.
10838 (init_scc_info): Update for removed and added members.
10839 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
10840 (find_indirect_cycles): This.
10841 (equivalence_class): New variable.
10842 (label_visit): New function.
10843 (perform_variable_substitution): Rewritten.
10844 (free_var_substitution_info): New function.
10845 (find_equivalent_node): Ditto.
10846 (move_complex_constraints): Ditto.
10847 (eliminate_indirect_cycles): Ditto.
10848 (solve_graph): Only propagate changed bits.
10849 Use indirect cycle elimination.
10851 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
10852 (tree_id_eq): Renamed to ...
10853 (tree_vi_eq): This. Update for member change
10854 (insert_id_for_tree): Renamed and rewritten to ...
10855 (insert_vi_for_tree): This.
10856 (lookup_id_for_tree): Renamed and rewritten to ...
10857 (lookup_vi_for_tree): This.
10858 (get_id_for_tree): Renamed and rewritten to ...
10859 (get_vi_for_tree): Ditto.
10860 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
10861 (process_constraint): Don't handle INCLUDES.
10862 Remove special ADDRESSOF case.
10863 (find_func_aliases): Rewrite to use vi functions instead of id
10865 (create_function_info_for): Ditto.
10866 (create_variable_info_for): Ditto.
10867 (intra_create_variable_infos): Ditto.
10868 (merge_smts_into): Ditto.
10869 (find_what_p_points_to): Ditto.
10870 (init_base_vars): Ditto.
10871 (init_alias_vars): Ditto.
10872 (remove_preds_and_fake_succs): New function.
10873 (dump_sa_points_to_info): Dump new stats.
10874 (dump_solution_for_var): Use find.
10875 (set_used_smts): Fix formatting.
10876 (compute_points_to_sets): Updated for new functions.
10877 (ipa_pta_execute): Ditto.
10879 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10880 Richard Sandiford <richard@codesourcery.com>
10882 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
10884 * calls.c (expand_call): If the return value is a PARALLEL,
10885 extract its first member.
10886 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
10887 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10888 use FUNCTION_EXTRA_EPILOGUE.
10889 (m68k_function_value): Return a PARALLEL if the return value
10890 is of a pointer type.
10891 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
10892 (FUNCTION_EXTRA_EPILOGUE): Remove.
10893 * config/m68k/m68k.md (D0_REG): New constant.
10895 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10897 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10898 output a NOP for empty epilogues.
10900 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10902 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
10903 before function. Extend register save check to include all
10904 registers, not just integer ones.
10906 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10908 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
10909 (m68k_use_return_insn): ...this.
10910 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
10911 * config/m68k/m68k.c (use_return_insn): Rename to...
10912 (m68k_use_return_insn): ...this.
10913 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
10914 of USE_RETURN_INSN.
10916 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10918 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
10919 nearest even, fix denormal rounding overflow.
10921 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10923 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
10924 f%$smove and f%$move.
10925 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
10926 (extendsfdf2_cf): Use fdmove instead of f%&move.
10927 (truncdfsf2_cf): Use fsmove instead of f%$smove.
10928 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
10930 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10932 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
10935 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10937 * real.h (real_format): Add a canonical_nan_lsbs_set field.
10938 (coldfire_single_format): Declare.
10939 (coldfire_double_format): Likewise.
10940 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
10941 of qnan_msb_set to determine the lower bits of a canonical
10943 (encode_ieee_double): Likewise.
10944 (encode_ieee_quad): Likewise.
10945 (ieee_single_format): Initialize canonical_nan_lsbs_set.
10946 (mips_single_format): Likewise.
10947 (ieee_double_format): Likewise.
10948 (mips_double_format): Likewise.
10949 (ieee_extended_motorola_format): Likewise.
10950 (ieee_extended_intel_96_format): Likewise.
10951 (ieee_extended_intel_128_format): Likewise.
10952 (ieee_extended_intel_96_round_53_format): Likewise.
10953 (ibm_extended_format): Likewise.
10954 (mips_extended_format): Likewise.
10955 (ieee_quad_format): Likewise.
10956 (mips_quad_format): Likewise.
10957 (vax_f_format): Likewise.
10958 (vax_d_format): Likewise.
10959 (vax_g_format): Likewise.
10960 (i370_single_format): Likewise.
10961 (i370_double_format): Likewise.
10962 (decimal_single_format): Likewise.
10963 (decimal_double_format): Likewise.
10964 (decimal_quad_format): Likewise.
10965 (c4x_single_format): Likewise.
10966 (c4x_extended_format): Likewise.
10967 (real_internal_format): Likewise.
10968 (coldfire_single_format): New real_format.
10969 (coldfire_double_format): Likewise.
10970 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
10971 canonical_nan_lsbs_set.
10972 (pdp11_d_format): Likewise.
10973 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
10974 if TARGET_COLDFIRE_CPU.
10976 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10978 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
10979 (output_call, m68k_legitimize_call_address): Declare.
10980 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
10981 parenthesees. Add support for a 'W' constraint.
10982 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
10983 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
10984 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
10985 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
10987 (override_options): Initialize them. Do not set flag_no_function_cse
10988 for TARGET_ID_SHARED_LIBRARY.
10989 (m68k_output_pic_call): Delete.
10990 (m68k_legitimize_call_address): New function.
10991 (print_operand): Remove the %o prefix. Handle the %p prefix.
10992 (output_call): New function.
10993 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
10994 target address from the GOT if symbolic jumps are not allowed.
10995 * config/m68k/m68k.md (call, general_operand): Do not set
10996 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
10997 Merge separate flag_pic and !flag_pic define_insns into...
10998 (*call, *call_value): ...these new patterns. Match the address
10999 rather than the containing MEM and require it to be a call_operand.
11000 Use output_call to generate the asm template.
11001 * config/m68k/predicates.md (const_call_operand): New predicate.
11002 (call_operand): Likewise.
11004 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11006 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
11007 (STACK_GROWS_DOWNWARD): Define to 1.
11008 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
11009 comments, emphasizing that these values are only defaults.
11010 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
11011 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
11013 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11015 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
11017 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11018 Richard Sandiford <richard@codesourcery.com>
11020 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
11021 (FP_REGNO_P): New macros.
11022 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
11023 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
11024 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
11025 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
11027 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11029 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11030 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
11032 * config/m68k/t-floatlib: New file, extracting common code from...
11033 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
11034 * config/m68k/t-uclinux: Here.
11035 * config/m68k/fpgnulib.c: Do not compile extendeed precision
11036 routines on ColdFire targets.
11038 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11040 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11041 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
11042 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
11043 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
11044 explicitly set MOTOROLA to 1.
11045 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
11047 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11048 Nathan Sidwell <nathan@codesourcery.com>
11050 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
11051 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
11052 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
11053 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
11054 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
11055 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
11056 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
11057 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
11058 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
11059 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
11060 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
11061 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
11062 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
11063 (DBX_REGISTER_NUMBER): Delete.
11064 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
11065 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
11066 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
11068 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11070 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
11071 * config/flat.h: New file.
11072 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
11073 OBJECT_FORMAT_FLAT.
11074 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
11075 indirect references for -msep-data or -mid-shared-library.
11076 Do not use PC-relative code addresses either.
11077 * config/m68k/m68k.c (override_options): Restrict -fPIC error
11079 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
11080 for shared libraries and crt1.o for executables. Use crti.o and
11082 (ENDFILE_SPEC): Use crtend.o and crtn.o.
11083 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
11084 Do not add -elf2flt or -shared-lib-id options here.
11085 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
11086 Pass -shared-lib-id if -mid-shared-library, taking the library
11087 identifier from -mshared-library-id if given, otherwise
11089 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
11090 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
11091 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
11092 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
11093 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
11094 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
11096 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
11097 jump sequence for ISA A and ISA A+.
11098 (PICJUMP): Likewise.
11100 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11102 * config.gcc (m68k-*-uclinux*): Base the port on the common
11103 and m68k GNU/Linux files rather than on the generic ELF ones.
11104 * config/m68k/uclinux.h (TARGET_VERSION): Override.
11105 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
11107 2007-01-18 Julian Brown <julian@codesourcery.com>
11108 Richard Sandiford <richard@codesourcery.com>
11110 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
11111 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
11112 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
11114 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
11115 80 unconditionally.
11116 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
11118 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11120 * doc/install.texi: Document m68k-uclinuxoldabi.
11121 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
11122 * config/m68k/uclinux-oldabi.h: New file, copied from
11123 config/m68k/uclinux.h.
11125 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
11127 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
11128 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
11129 (m32r_compute_frame_size): Use unsigned for regno.
11130 (m32r_reload_lr): Use gen_frame_mem.
11132 (m32r_output_function_epilogue): Don't output the function epilogue
11134 (m32r_expand_epilogue): New.
11135 (direct_return): Return false if the function has the interrupt
11137 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
11138 * config/m32r/m32r.md (epilogue): New expander.
11139 (return_lr, return_rte): New insns.
11140 (return): Make it expander.
11141 (return_normal): New expander.
11143 2007-01-18 Josh Conner <jconner@apple.com>
11146 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
11147 support for UNLE, UNLT, UNGE, and UNGT.
11149 2007-01-18 Jan Hubicka <jh@suse.cz>
11151 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
11152 * tree-tailcall (add_virtual_phis): Likewise.
11153 (optimize_tail_call): Return TODOs.
11154 (execute_tail_calls): Return TODOs.
11155 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
11156 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
11158 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
11159 Cleanup cfg using TODO.
11160 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
11161 * passes.c (execute_function_todo): When cleanup did something, remove
11163 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
11164 (make_edges): Don't cleanup_cfg.
11166 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
11168 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
11169 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
11170 operate on the top of stack.
11171 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
11172 register handling of instructions that output to the second
11174 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
11175 (move_for_stack_reg): Special-case check for dead destination
11176 stack slot for constant load of 1.0 inside UNSPEC_TAN.
11178 * config/i386/i386.md (UNSPEC_TAN): New constant.
11179 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
11180 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
11181 to correctly model move of constant 1.0 to top stack slot.
11182 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
11183 (unnamed peephole2 pattern): Remove corresponding peephole2
11184 pattern that optimizes tan insn and loading of constant 1.0.
11185 (tanxf2): Use fptanxf4_i387.
11186 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
11187 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
11188 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
11189 disable patterns for SSE math.
11190 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
11191 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
11193 2007-01-18 Dirk Mueller <dmueller@suse.de>
11194 Richard Guenther <rguenther@suse.de>
11197 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
11198 * common.opt (Warray-bounds): Add new warning option.
11199 * c-opts.c (c_common_handle_option): Define -Warray-bounds
11201 * Makefile.in: make tree-vrp.o depend on toplev.h
11202 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
11204 (check_array_refs, check_array_bounds, check_array_ref): New.
11206 2007-01-18 Jan Hubicka <jh@suse.cz>
11208 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
11209 (execute_ssa_ccp): Return flags conditionally.
11210 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
11212 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
11214 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
11216 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
11217 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
11219 * Makefile.c (GTFILES): Add cfglayout.h.
11220 * gengtype.c (open_base_files): Likewise.
11221 * cfglayout.c (cfg_layout_function_footer,
11222 cfg_layout_function_header) Reindent to make gengtype happy.
11223 * cfglayout.h (cfg_layout_function_footer,
11224 cfg_layout_function_header): Add GTY(()) marker.
11226 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
11228 2007-01-18 Ben Elliston <bje@au.ibm.com>
11230 * genautomata.c (write_automata): Include xstrerror output in the
11231 error message if writing the DFA description file fails.
11233 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
11235 * config/mips/mips-protos.h (mips_output_external): Make it
11237 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
11238 * config/mips/mips.c (irix_output_external_libcall): Likewise.
11239 (extern_list): Likewise.
11240 (extern_head): Likewise.
11241 (TARGET_ASM_FILE_END): Likewise.
11242 (mips_file_end): Likewise.
11243 (mips_output_external): Rewritten.
11245 2007-01-18 Ben Elliston <bje@au.ibm.com>
11247 * genpreds.c (write_insn_preds_c): Only write out the function
11248 body for regclass_for_constraint if we have register constraints.
11250 2007-01-17 Tom Tromey <tromey@redhat.com>
11252 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
11253 * doc/install.texi (Testing): Use sourceware.org.
11254 (Binaries): Likewise.
11255 (Specific): Likewise.
11256 * doc/contrib.texi (Contributors): Use sourceware.org.
11258 2007-01-17 Anatoly Sokolov <aesok@post.ru>
11260 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
11261 (AVR_ENHANCED): Rename to ...
11262 (AVR_HAVE_MUL): ... new.
11263 (avr_enhanced_p): Rename to ...
11264 (avr_have_mul_p): ... new.
11265 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
11266 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
11267 * config/avr/avr.c (avr_enhanced_p): Rename to ...
11268 (avr_have_mul_p): ... new.
11269 (base_arch_s): Rename 'enhanced' to 'have_mul'.
11270 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
11271 'avr_enhanced_p' and 'enhanced'.
11272 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
11273 AVR_HAVE_MUL instead of AVR_ENHANCED.
11274 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11275 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
11276 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
11277 instead of AVR_ENHANCED.
11278 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11279 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
11280 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
11282 2007-01-17 Ian Lance Taylor <iant@google.com>
11284 * vec.h (VEC_reserve_exact): Define.
11285 (vec_gc_p_reserve_exact): Declare.
11286 (vec_gc_o_reserve_exact): Declare.
11287 (vec_heap_p_reserve_exact): Declare.
11288 (vec_heap_o_reserve_exact): Declare.
11289 (VEC_OP (T,A,reserve_exact)): New static inline function, three
11291 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
11292 negative parameter.
11293 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
11294 (VEC_OP (T,A,copy)) [all versions]: Likewise.
11295 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
11296 * vec.c (calculate_allocation): Add exact parameter. Change all
11298 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
11299 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
11300 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
11301 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
11302 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
11303 (vec_heap_p_reserve_exact): New function.
11304 (vec_heap_o_reserve_exact): New function.
11306 2007-01-17 Jan Hubicka <jh@suse.cz>
11308 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
11310 2007-01-17 Eric Christopher <echristo@apple.com>
11312 * config.gcc: Support core2 processor.
11314 2007-01-16 Jan Hubicka <jh@suse.cz>
11316 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
11317 the names, just unlink the chain so we don't crash on dangling pointers
11320 2007-01-16 Jan Hubicka <jh@suse.cz>
11322 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
11323 * tree-pass.h: Reorder to make IPA passes appear toegher.
11324 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
11325 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
11326 parameters, do not call early inliner.
11327 * ipa-inline.c: Update comments. Include tree-flow.h
11328 (cgraph_decide_inlining): Do not compute inlining parameters.
11329 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
11330 be called with function context set up.
11331 (pass_ipa_inline): Remove unreachable functions before pass.
11332 (cgraph_early_inlining): Simplify assuming to be called from the
11334 (pass_early_inline): New pass.
11335 (cgraph_gate_ipa_early_inlining): New gate.
11336 (pass_ipa_early_inline): Turn into simple wrapper.
11337 (compute_inline_parameters): New function.
11338 (gate_inline_passes): New gate.
11339 (pass_inline_parameters): New pass.
11340 (apply_inline): Move here from tree-optimize.c
11341 (pass_apply_inline): New pass.
11342 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
11344 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
11345 doing them by hand.
11346 (tree_function_versioning): Do not allocate dummy struct function.
11347 * tree-inline.h (optimize_inline_calls): Update prototype.
11348 * tree-optimize.c (execute_fixup_cfg): Export.
11349 (pass_fixup_cfg): Remove
11350 (tree_rest_of_compilation): Do not apply inlines.
11351 * tree-flow.h (execute_fixup_cfg): Declare.
11352 * Makefile.in (gt-passes.c): New.
11353 * passes.c: Include gt-passes.h
11354 (init_optimization_passes): New passes.
11355 (nnodes, order): New static vars.
11356 (do_per_function_toporder): New function.
11357 (execute_one_pass): Dump current pass here.
11358 (execute_ipa_pass_list): Don't dump current pass here.
11360 2007-01-16 Janis Johnson <janis187@us.ibm.com>
11362 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
11363 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
11365 2007-01-16 David Edelsohn <edelsohn@gnu.org>
11367 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
11368 (strong_alias): Define.
11369 (__gcc_qmul): Provide non-FMA for soft-float.
11370 (__gcc_qdiv): Same.
11375 (__gcc_qunord): New.
11385 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
11386 soft-float functions.
11387 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
11388 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
11389 about long double soft float.
11391 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
11392 Tehila Meyzels <tehila@il.ibm.com>
11394 * tree-vectorizer.h (is_pattern_stmt_p): New.
11395 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
11396 formatting (tabs instead of spaces). Cleanup and clarify setting
11397 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
11398 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
11399 (vectorizable_type_demotion): Check that types are integral.
11400 (vectorizable_type_promotion): Likewise.
11401 (vectorizable_store): Fix typo. Eliminate new-line at end of
11404 2007-01-16 Jan Hubicka <jh@suse.cz>
11406 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
11409 2007-01-15 Eric Christopher <echristo@apple.com>
11411 * ifcvt.c: Include vec.h, vecprim.h.
11412 (check_cond_move_block): New argument regs.
11413 Reorganize. Add registers used to regs.
11414 (cond_move_process_if_block): Use regs set above as
11417 2007-01-15 Eric Christopher <echristo@apple.com>
11419 * config/darwin.h: Update copyright.
11420 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
11421 (LINK_COMMAND_SPEC): Add -u.
11422 (LINK_SPEC): Fix umbrella for above.
11424 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
11426 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
11429 2007-01-15 Tom Tromey <tromey@redhat.com>
11431 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
11432 * doc/install.texi (Testing): Don't mention jacks.
11433 (Configuration): Document --enable-java-maintainer-mode. Move
11434 --with-java-home to libgcj-specific section. Document
11436 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
11438 2007-01-15 Jan Hubicka <jh@suse.cz>
11440 * tree-ssa-dce.c (DCE_TODOs): New.
11441 (propagate_necessity): Return if something changed.
11442 (eliminate_unnecessary_stmts): Likewise.
11443 (perform_tree_ssa_dce): Return TODO flags when needed.
11444 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
11446 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
11448 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
11449 (fyl2x_extend<mode>xf3_i387): New insn pattern.
11450 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
11451 patterns using X87MODEF12 mode macro. Extend operand 1
11452 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11453 (log10<mode>2): Ditto.
11454 (log2<mode>2): Ditto.
11455 (log1p<mode>2): Ditto.
11456 (logb<mode>2): Ditto.
11457 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
11458 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
11459 (*fxtractxf3_i387): Rename from *fxtractxf3.
11460 (fxtract_extend<mode>xf3_i387): New insn pattern.
11461 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
11462 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
11463 and gen_fyl2xxf3_i387().
11465 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
11467 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
11468 * cfgloopmanip.c (fix_loop_placement): Made static. Use
11469 get_loop_exit_edges. Changed return type to bool.
11470 * cfgloop.h (fix_loop_placement): Declaration removed.
11472 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
11474 * param.h (MIN_VECT_LOOP_BOUND): New.
11475 * params.def (MIN_VECT_LOOP_BOUND): New.
11476 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
11477 argument - minimum threshold for number of iterations.
11478 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
11479 argument to declaration.
11480 * tree-vect-analyze.c (vect_analyze_operations): Check value of
11481 MIN_VECT_LOOP_BOUND.
11482 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
11483 slpeel_tree_peel_loop_to_edge with additional argument.
11484 (vect_do_peeling_for_alignment): Likewise.
11485 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
11487 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
11490 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
11491 operands of size 1.
11493 2007-01-14 Jan Hubicka <jh@suse.cz>
11495 * tree-dfa.c (remove_referenced_var): New function.
11496 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
11497 prune referenced vars list too.
11498 * tree-flow.h (remove_referenced_var): Declare.
11500 2007-01-14 Jan Hubicka <jh@suse.cz>
11502 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
11504 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
11505 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
11506 * except.h (verify_eh_throw_table_statements): Kill prototype.
11507 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
11508 into call exrepssions.
11509 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
11511 * tree-cfg.c: Include pointer-set.h.
11512 (verify_node_sharing): Work on pointer set.
11513 (verify_eh_throw_stmt_node): New.
11514 (verify_stmts): Use pointers sets, verify throw_stmt.
11516 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
11518 * ipa-reference.c (analyze_function): Consider also addresses taken
11521 2007-01-12 Roger Sayle <roger@eyesopen.com>
11523 * c-typeck.c (null_pointer_constant_p): Replace use of
11524 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11525 (build_c_cast): Likewise.
11527 2007-01-12 Roger Sayle <roger@eyesopen.com>
11529 * tree.h (force_fit_type_double): Remove unused final argument.
11530 * c-common.c (constant_expression_warning): Replace use of
11531 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11532 (convert_and_check): Likewise.
11533 (shorten_compare): Update call to force_fit_type_double.
11534 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
11535 * convert.c (convert_to_pointer): Update call to
11536 force_fit_type_double.
11537 * fold-const.c (force_fit_type_double): Remove overflowed_const
11539 (int_const_binop, fold_convert_const_int_from_int,
11540 fold_convert_const_int_from_real, fold_div_compare,
11541 fold_sign_changed_comparison, fold_unary, fold_negate_const,
11542 fold_abs_const, fold_not_const): Remove the final argument from
11543 calls to force_fit_type_double.
11545 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11547 * configure.ac: Set insn to "nop" for spu-*-* also.
11548 * configure: Regenerate.
11550 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
11552 * builtins.def : Add BUILT_IN_FREE.
11554 2007-01-12 Jan Hubicka <jh@suse.cz>
11556 PR tree-optimization/30443
11557 * tree-inline.c (tree_function_versioning): Do not optimize when
11558 cloning for inlining.
11560 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
11562 * doc/loop.texi: Document recording of loop exits.
11563 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
11564 (update_single_exits_after_duplication,
11565 update_single_exit_for_duplicated_loop,
11566 update_single_exit_for_duplicated_loops): Removed.
11567 (duplicate_loop_to_header_edge): Do not call
11568 update_single_exits_after_duplication and
11569 update_single_exit_for_duplicated_loops.
11570 (loop_version): Do not update single_exit information.
11571 (fix_loop_structure): Use record_loop_exits instead of
11572 mark_single_exit_loops.
11573 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
11574 the lists of loop exits.
11575 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
11576 split_edge, merge_blocks): Update the lists of loop exits.
11577 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
11578 loop_optimizer_init.
11579 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
11580 of mark_single_exit_loops.
11581 (loop_optimizer_finalize): Call release_recorded_exits.
11582 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
11583 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
11584 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
11585 update single exit information.
11586 * lambda-code.c (perfect_nestify): Ditto.
11587 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
11588 (mark_single_exit_loops): Removed.
11589 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
11590 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
11591 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
11593 (get_loop_exit_edges, single_exit): Use recorded exit lists.
11594 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
11595 (verify_loop_structure): Verify consistency of the exit lists.
11596 (flow_loops_find): Use alloc_loop. Initialize exits hash.
11597 (set_single_exit): Removed.
11598 * cfgloop.h (struct loop_exit): New function.
11599 (struct loop): single_exit_ field replaced by exits field.
11600 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
11601 (struct loops): Added exits hash.
11602 (mark_single_exit_loops, set_single_exit): Declaration removed.
11603 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
11605 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11607 * doc/invoke.texi: Avoid use of @headitem.
11609 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11611 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
11613 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11615 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
11618 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11619 Richard Sandiford <richard@codesourcery.com>
11621 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
11622 * config/m68k/m68k.opt: Resort options.
11623 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
11625 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11626 Richard Sandiford <richard@codesourcery.com>
11628 * doc/invoke.texi: Document the macros that are defined by
11629 m68k's -mtune and -mhard-float options.
11630 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
11631 (m68k_cpp_cpu_family): Likewise.
11632 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
11633 of __ucfv*__ macros. Define __mcffpu__ if generating code for
11634 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
11635 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
11636 (m68k_cpp_cpu_family): Likewise.
11638 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11640 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
11641 macros besides mc68000 as tuning macros. Use a switch statement
11642 to set them and mcpu32.
11644 2007-01-12 Julian Brown <julian@codesourcery.com>
11646 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
11647 (TARGET_68040_ONLY): Rename to...
11648 (TARGET_68040): ...this.
11649 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
11650 * config/m68k/m68k.md: Likewise.
11652 2007-01-12 Julian Brown <julian@codesourcery.com>
11653 Nathan Sidwell <nathan@codesourcery.com>
11654 Richard Sandiford <richard@codesourcery.com>
11656 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
11657 the -mcpu= argument associated with the --with-cpu setting.
11658 Define M68K_DEFAULT_TUNE to the default -mtune= option,
11659 if different from the one implied by the -mcpu setting.
11660 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
11661 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
11662 * doc/invoke.texi: Mention ColdFire in the introduction to the
11663 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
11664 -mno-div and -mhard-float options. Make -m68881 a synonym for
11665 -mhard-float. Document the previously-undocumented -m5206e,
11666 -m528x, -m5307 and -m5407 options. Tweak the existing option
11667 documentation for consistency.
11668 * doc/install.texi: Mention new --with-cpu arguments.
11669 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
11670 default CPU if neither -mcpu nor -march are specified.
11671 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
11672 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
11673 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
11674 using m68k_tune to decide between families that implement the
11675 same ISA. Use m68k_tune to set __mcfv4e__.
11676 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
11677 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
11678 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
11679 (FL_ISA_C, FL_ISA_MMU): New macros.
11680 (MASK_COLDFIRE): Delete.
11681 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
11682 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
11683 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
11684 (TARGET_HARD_FLOAT): Do not define here.
11685 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
11686 (TUNE_68000): New macro.
11687 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
11688 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
11689 (TUNE_CFV2): Redefine in terms of m68k_tune.
11690 (uarch_type, target_device, fpu_type): New enums.
11691 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
11692 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
11693 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
11694 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
11695 (FL_FOR_isa_c): New macros.
11696 (m68k_isa): New enum.
11697 (m68k_target_selection): New structure.
11698 (all_devices, all_isas, all_microarchs): New tables.
11699 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
11700 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
11701 (MASK_ALL_CPU_BITS): Delete.
11702 (m68k_find_selection): New function.
11703 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
11704 Map the legacy target options to a combination of the new ones.
11705 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
11706 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
11707 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
11709 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
11710 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
11712 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
11713 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
11714 * config/m68k/m68k-devices.def: New file.
11716 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11717 Nathan Sidwell <nathan@codesourcery.com>
11719 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
11720 (SUBTARGET_EXTRA_SPECS): New macros.
11721 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
11722 use %(asm_cpu_spec) instead.
11723 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
11724 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
11725 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
11726 (EXTRA_SPECS): Rename to...
11727 (SUBTARGET_EXTRA_SPECS): ...this.
11729 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11730 Richard Sandiford <richard@codesourcery.com>
11731 Julian Brown <julian@codesourcery.com>
11733 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11734 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
11735 to the configuration's default CPU.
11736 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
11737 Remove default masks.
11738 (m680[012]0-*-*): Set the default with_cpu to the first part of
11740 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
11741 (m68k*-*-linux): Extend the --with-cpu handling to...
11742 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
11743 and m68010. Don't set target_cpu_default2.
11744 * doc/install.texi: Document --with-cpu for m68k.
11745 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
11746 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
11747 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
11748 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
11749 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
11750 (ASM_SPEC): Remove use of %(asm_cpu_default).
11751 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
11752 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
11753 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
11754 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
11755 __HAVE_FPU__ if TARGET_HARD_FLOAT.
11756 (TARGET_DEFAULT): Delete.
11757 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
11758 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
11759 (CPP_CPU_SPEC): Delete.
11760 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
11761 the appropriate string.
11762 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
11763 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
11764 (ASM_SPEC): Don't use %(asm_default_spec).
11765 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
11766 TARGET_DEFAULT and add MASK_68881.
11767 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
11769 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11771 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
11772 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
11773 MASK_68010 alongside MASK_68020.
11774 * doc/invoke.texi: Document -m68010.
11775 * config/m68k/m68k.opt (m68010): New.
11776 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
11778 (TUNE_68010): New macro.
11779 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
11780 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
11781 (M68K_CPU_m68332): Add MASK_68010.
11782 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
11783 fallback definition.
11784 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
11786 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
11787 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
11788 to all entries that use MASK_68020.
11789 (output_move_simode_const, output_move_himode, output_move_qimode)
11790 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
11791 instead of TARGET_68020 to select clr behavior. Remove comment
11792 about there being no TARGET_68010.
11793 * config/m68k/m68k.md: Likewise throughout.
11795 2007-01-12 Julian Brown <julian@codesourcery.com>
11797 * config/m68k/m68k.h (TARGET_ISAB): New macro.
11798 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
11799 * config/m68k/m68k.md: Likewise.
11801 2007-01-12 Julian Brown <julian@codesourcery.com>
11803 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
11804 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
11806 2007-01-12 Julian Brown <julian@codesourcery.com>
11808 * config/m68k/m68k.h (TUNE_68040_60): New macro.
11809 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
11810 * config/m68k/m68k.md: Likewise.
11812 2007-01-12 Julian Brown <julian@codesourcery.com>
11813 Richard Sandiford <richard@codesourcery.com>
11815 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
11816 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
11817 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
11819 (TARGET_CPU32): Rename to...
11820 (TUNE_CPU32): ...this.
11821 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
11822 (TUNE_CFV2): New macros.
11823 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
11824 remove conditions that are implied by TARGET_68020.
11825 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
11826 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
11827 (m68k_output_function_epilogue): Likewise.
11828 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
11829 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
11830 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
11831 non-68000 timings. Refactor multiplication and division costs.
11832 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
11833 TUNE_CPU32 instead of TARGET_CPU32.
11834 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
11835 and TUNE_68060 instead of TARGET_68060.
11836 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
11837 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
11839 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
11840 && !TARGET_COLDFIRE" to choose between moveq and clr.
11841 Likewise in the unnamed movsf pattern.
11842 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
11843 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
11846 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11848 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
11849 of tabbing before backslashes.
11851 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11853 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
11854 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
11855 (ASM_OUTPUT_INTERNAL_LABEL): Define.
11857 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11859 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
11860 find_interesting_uses_cond.
11861 (find_interesting_uses_cond): Use extract_cond_operands.
11862 (rewrite_use_compare): Use extract_cond_operands and
11863 force_gimple_operand_bsi. Do not call update_stmt.
11864 (determine_use_iv_cost_condition): Use extract_cond_operands.
11865 Return cheaper of using original bound and changing the exit bound.
11867 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11869 PR tree-optimization/29516
11870 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
11871 most_expensive_mult_to_index, addr_to_parts,
11872 create_mem_ref, maybe_fold_tmr): Make the type of
11873 fields of TARGET_MEM_REF sizetype.
11874 (move_fixed_address_to_symbol, move_pointer_to_base):
11876 * tree.def (TARGET_MEM_REF): Add comment on types of
11879 2007-01-11 Joseph Myers <joseph@codesourcery.com>
11881 * c-common.c (vector_types_convertible_p): Treat opaque types as
11882 always convertible if they have the same size, but not otherwise.
11884 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
11886 * ifcvt.c (struct noce_if_info): Add comments to the fields.
11887 Remove the b_unconditional field.
11888 (noce_try_sign_mask): Do not look at b_unconditional.
11889 (noce_process_if_block): Do not use merge_if_blocks. Update
11890 the CFG here. Do not set b_unconditional.
11891 (cond_move_process_if_block): Likewise.
11892 (find_cond_trap): Likewise.
11893 (check_cond_move_block): Require simple jump insns at the end
11894 of the basic block.
11896 2007-01-11 Jan Hubicka <jh@suse.cz>
11898 PR tree-optimization/1046
11899 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
11900 when alias info is not ready.
11901 (pass_tail_recursion): Do not require aliasing.
11902 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
11903 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
11904 * tree-ssa-copy.c (pass_copy_prop): Likewise.
11905 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
11906 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
11907 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
11908 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
11910 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
11911 When aliasing is not build, mark statement as volatile.
11913 2007-01-11 Tom Tromey <tromey@redhat.com>
11915 PR preprocessor/15185, PR preprocessor/20989:
11916 * doc/cppopts.texi <-MT>: Update description of algorithm for
11917 computing default target.
11918 <-M, -MD>: Reword "basename" text.
11920 2007-01-11 Roger Sayle <roger@eyesopen.com>
11922 * builtins.c (expand_builtin_pow, expand_builtin_powi,
11923 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
11924 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
11925 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
11926 fold_builtin_bswap, real_constp, fold_builtin_pow,
11927 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
11928 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
11929 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11930 * convert.c (convert_to_pointer): Likewise.
11931 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
11932 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
11933 const_binop, fold_convert_const_int_from_int,
11934 fold_convert_const_int_from_real,
11935 fold_convert_const_real_from_real, sign_bit_p,
11936 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
11937 fold_sign_changed_comparison, fold_unary, fold_comparison,
11938 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
11939 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
11940 * print-tree.c (print_node_brief, print_node): Likewise.
11941 * stor-layout.c (place_field, layout_type): Likewise.
11942 * tree-chrec.c (keep_cast): Likewise.
11943 * tree.c (build_vector, build_real, build_real_from_int_cst,
11944 build_complex): Likewise.
11946 2007-01-11 Roger Sayle <roger@eyesopen.com>
11948 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
11949 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
11951 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
11953 * configure.ac (strict1_warn): Rename to strict_warn.
11954 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
11955 cc_set_by_configure, quoted_cc_set_by_configure,
11956 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
11957 all_boot_languages, all_stagestuff): Remove.
11958 (target_list): Remove bootstrap targets.
11959 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
11960 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
11961 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
11962 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
11963 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
11964 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
11965 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
11966 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
11967 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
11968 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
11969 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
11970 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
11971 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
11972 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
11973 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
11974 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
11975 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
11976 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
11977 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
11978 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
11979 (mostlyclean): Adjust.
11980 (clean, distclean): Don't mention bootstrap stuff.
11981 * configure: Regenerate.
11982 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
11983 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
11984 treelang/config-lang.in (stagestuff): Remove.
11985 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
11986 stageprofile, stagefeedback, stagestuff): Remove mention.
11988 2007-01-11 Nick Clifton <nickc@redhat.com>
11990 * config/mcore/predicates.md (mcore_general_movesrc_operand):
11992 (mcore_general_movdst_operand): Do not accept CONST_INTs.
11993 (mcore_arith_K_S_operand): Run the test for the S constraint not
11994 the test for the M constraint.
11995 (mcore_addsub_operand): Do not accept integer values that are
11996 larger than 32 bits.
11997 * config/mcore/mcore.md: Remove unused constraints from split.
11998 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
11999 (addsi3): Likewise.
12000 (allocate_stack): Likewise.
12001 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
12002 operands to 32 bits.
12003 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
12005 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
12006 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
12007 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
12008 mcore_output_bclri, mcore_output_andn, output_inline_const,
12009 mcore_output_move, mcore_output_movedouble): Likewise.
12010 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
12011 (output_inline_const): Likewise.
12012 (output_inline_const): Fix format strings used in sprintf
12014 * config/mcore/mcore-protos.h: Update prototypes for changed
12015 functions in mcore.c.
12016 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
12017 HOST_WIDE_INT and not int.
12018 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
12019 CONST_OK_FOR_N): Likewise.
12020 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
12021 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
12024 2007-01-10 Jan Hubicka <jh@suse.cz>
12026 * tree-vrp.c (remove_range_assertions): Release defs.
12027 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
12028 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
12030 2007-01-10 Paul Brook <paul@codesourcery.com>
12032 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
12033 * config/arm/arm.md (mulsi3subsi): New insn.
12035 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
12037 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
12038 (tree_transform_and_unroll_loop): New.
12039 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
12042 2007-01-10 Robert Kennedy <jimbob@google.com>
12044 * fold-const.c (fold_comparison): Fold comparisons like (x *
12045 1000 < 0) to (x < 0).
12047 2007-01-10 Ian Lance Taylor <iant@google.com>
12049 * tree-pretty-print.c (dump_generic_node): Print parentheses when
12050 operands have the same priority.
12052 2007-01-10 Tom Tromey <tromey@redhat.com>
12054 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
12055 (fold_binary): Likewise.
12056 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
12057 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
12058 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
12059 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
12060 * langhooks.h (struct lang_hooks): Removed field
12061 'can_use_bit_fields_p'.
12063 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
12065 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
12067 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
12069 * function.c (get_last_funcdef_no): New function.
12070 * function.h (get_last_funcdef_no): Declare.
12071 * tree-inline.c (initialize_cfun): Add initialization.
12072 (tree_function_versioning): Cleanup.
12074 2007-01-10 Jan Hubicka <jh@suse.cz>
12076 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
12079 2007-01-10 Sa Liu <saliu@de.ibm.com>
12080 Ben Elliston <bje@au.ibm.com>
12082 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
12083 for SAVE_NONLOCAL and Pmode for any other save level.
12084 * spu-protos.h (spu_restore_stack_block): Declare.
12085 * spu.md (save_stack_block): Remove.
12086 (restore_stack_block): Call spu_restore_stack_block.
12087 * spu.c (spu_restore_stack_block): New function.
12088 (spu_expand_epilogue): Remove old comment.
12090 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
12092 PR tree-optimization/30322
12093 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
12094 (cand_value_at): Return the value as aff_tree.
12095 (may_eliminate_iv): Convert the bound from aff_tree to tree.
12096 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
12097 aff_combination_mult): New functions.
12098 (aff_combination_add): Use aff_combination_add_cst.
12099 (aff_combination_convert): Allow conversions to a wider type.
12100 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
12101 * tree-affine.h (aff_combination_mult): Declare.
12103 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
12105 * doc/tm.texi: Update documentation to reflect reality of exec
12106 and start file search behaviours. Update copyright year.
12107 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
12108 header file directories.
12110 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
12112 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
12113 (*cosxf2): Rename to cosxf2_i387.
12114 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
12115 using X87MODEF12 mode macro. Rename patterns to
12116 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
12118 (*cosdf2, *cossf2): Ditto.
12119 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
12120 to match extended input operands.
12121 (sincos<mode>3): New expander.
12122 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
12123 insn patterns and corresponding splitters.
12125 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
12127 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
12128 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
12130 2007-01-09 Nicolas Pitre <nico@cam.org>
12133 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
12135 2007-01-08 Geoffrey Keating <geoffk@apple.com>
12137 * target.h (struct gcc_target): New field library_rtti_comdat.
12138 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
12139 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
12140 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
12141 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
12143 2007-01-08 Geoffrey Keating <geoffk@apple.com>
12145 * doc/invoke.texi (Optimize Options): Correct description of -O0.
12147 2007-01-08 Richard Guenther <rguenther@suse.de>
12149 * tree.h (force_fit_type_double): Export.
12150 (force_fit_type): Remove.
12151 * fold-const.c (force_fit_type_double): New function.
12152 (force_fit_type): Remove.
12153 (int_const_binop): Use it.
12154 (fold_convert_const_int_from_int): Likewise.
12155 (fold_convert_const_int_from_real): Likewise.
12156 (fold_div_compare): Likewise.
12157 (fold_sign_changed_comparison): Likewise.
12158 (fold_unary): Likewise.
12159 (fold_negate_const): Likewise.
12160 (fold_abs_const): Likewise.
12161 (fold_not_const): Likewise.
12162 * c-common.c (shorten_compare): Use force_fit_type_double.
12163 * convert.c (convert_to_pointer): Likewise.
12165 2007-01-08 Richard Guenther <rguenther@suse.de>
12167 * tree.h (build_int_cst_wide_type): Export.
12168 * tree.c (build_int_cst_wide_type): New function.
12169 (build_int_cst_wide): Fix comment.
12170 * builtins.c (fold_builtin_object_size): Use build_int_cst
12171 to build -1 or 0 of the correct type. Use fit_double_type
12172 to check for overflow.
12173 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
12175 (decode_field_reference): Likewise.
12176 (all_ones_mask_p): Likewise.
12177 (native_interpret_int): Use build_int_cst_wide_type.
12178 (fold_binary): Use build_int_cst_type to build an all-ones
12180 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
12182 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
12184 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
12186 2007-01-09 Ben Elliston <bje@au.ibm.com>
12188 * genautomata.c (STATS_OPTION): New option.
12189 (stats_flag): New flag.
12190 (gen_automata_option): Handle it.
12191 (initiate_automaton_gen): Ditto.
12192 (write_automata): Output statistics only if stats_flag is
12193 set. Likewise, output time statistics only if time_flag is set.
12194 * doc/md.texi (Processor pipeline description): Document new flag.
12196 2007-01-08 Richard Guenther <rguenther@suse.de>
12198 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
12199 * tree.c (build_int_cst_type): Likewise.
12200 (size_in_bytes): Don't call force_fit_type on the result.
12201 (int_fits_type_p): Use fit_double_type.
12202 * fold-const.c (fit_double_type): New function.
12203 (force_fit_type): Use it.
12204 * tree.h (fit_double_type): Export.
12206 2007-01-08 Jan Hubicka <jh@suse.cz>
12208 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
12209 * ipa.c (function_and_variable_visibility): Fix return type.
12211 2007-01-08 Richard Guenther <rguenther@suse.de>
12213 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
12214 of offset to build the index.
12215 * tree-pretty-print.c (dump_generic_node): Don't build negated
12216 const just for printing.
12217 * c-pretty-print.c (pp_c_integer_constant): Likewise.
12218 * builtins.c (fold_builtin_int_roundingfn): Check if result
12219 fits the type by using force_fit_type and comparing the result.
12220 * predict.c (predict_loops): Use compare_tree_int for comparison.
12221 * tree.c (build_int_cst): Fall back to integer_type_node for
12223 (build_int_cst_wide): Assert type is non-null.
12225 2007-01-08 Roberto Costa <roberto.costa@st.com>
12227 * tree-vrp.c (extract_range_from_cond_expr): New.
12228 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
12229 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
12231 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
12232 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
12233 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
12234 used as expressions.
12235 * tree-object-size.c (cond_expr_object_size): New.
12236 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
12238 2007-01-08 Jan Hubicka <jh@suse.cz>
12240 * tree-ssa-forwprop.c (forward_propagate_into_cond,
12241 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
12244 2007-01-08 Richard Guenther <rguenther@suse.de>
12246 PR tree-optimization/23603
12247 * tree-vrp.c (set_value_range_to_truthvalue): New function.
12248 (extract_range_from_binary): Fall back to truthvalue instead of
12249 varying for TRUTH_*_EXPR.
12250 (extract_range_from_comparison): Fall back to truthvalue instead of
12252 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
12253 if all visited PHI values were constant.
12255 2007-01-08 Jan Hubicka <jh@suse.cz>
12257 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
12258 (cgraph_analyze_function): break out from ...
12259 (cgraph_finalize_compilation_unit): ... here.
12260 (cgraph_expand_function): Remove forgoten commented out line.
12261 (cgraph_optimize): Analyze functions.
12263 2007-01-08 Jan Hubicka <jh@suse.cz>
12265 * tree-pas.h (TODO_remove_function): New flag.
12266 (TODO_update*): Renumber.
12267 (pass_ipa_increase_alignment,
12268 pass_ipa_function_and_variable_visibility): New passes.
12269 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
12270 (cgraph_function_and_variable_visibility): Move to ipa.c
12271 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
12272 cgraph_increase_alignment.
12273 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
12274 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
12275 calling tree-inline.
12276 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
12277 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
12278 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
12279 (gate_increase_alignment): New function.
12280 (pass_ipa_increase_alignment): New pass.
12281 * ipa.c: Inline tree-pass.h and timevar.h
12282 (function_and_variable_visibility): Move here from cgraphunit.c
12283 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
12284 * passes.c (init_optimization_passes): Add the two new passes.
12285 (execute_todo): Handle cgraph_remove_functions.
12287 2007-01-08 Nick Clifton <nickc@redhat.com>
12289 * config/frv/predicates.md (reg_or_0_operand): Accept
12292 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
12294 * config/bfin/rtems.h, config/bfin/t-rtems: New.
12295 * config.gcc: Add bfin*-rtems*.
12297 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12299 * c.opt: Add -flax-vector-conversions.
12300 * c-typeck.c (convert_for_assignment): Pass flag to
12301 vector_types_convertible_p to allow emission of note.
12302 (digest_init): Likewise.
12303 * c-opts.c: Handle -flax-vector-conversions.
12304 * c-common.c (flag_lax_vector_conversions): New.
12305 (vector_types_convertible_p): Unless -flax-vector conversions
12306 has been passed, disallow conversions between vectors with
12307 differing numbers of subparts and/or element types. If such
12308 a conversion is disallowed, possibly emit a note on the first
12309 occasion only to inform the user of -flax-vector-conversions.
12310 The new last argument specifies this.
12311 * c-common.h (flag_lax_vector_conversions): New.
12312 (vector_types_convertible_p): Add extra argument.
12313 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
12314 char_type_node for V*QI type vectors.
12315 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
12316 Update to satisfy new typechecking rules.
12317 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
12318 C and C++ variants.
12319 * doc/invoke.texi (C Dialect Options): Document
12320 -flax-vector-conversions.
12322 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12324 PR tree-optimization/29877
12325 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
12326 a register variable on the RHS to not be replaceable.
12328 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
12329 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
12330 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
12331 const_simm15, const_pow2, const_npow2): Added.
12332 * config/score/misc.md (insv, extv, extzv, movmemsi,
12333 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
12334 * config/score/score.c (score_address_cost, score_select_cc_mode):
12336 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
12337 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
12338 Update score_print_operand.
12339 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
12340 Adjust register allocate order and update some macro define.
12341 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
12342 mdx_block_move_straight, mdx_block_move_loop_head,
12343 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
12344 mdx_block_move): Added.
12345 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
12346 mdp_limm): Updated and fix some bug and typo.
12347 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
12348 (movsf, movdf, doloop_end): Added.
12350 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
12352 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
12353 config/arm/thumb2.md: Fix comment typos.
12354 * doc/extend.texi: Fix a typo.
12356 2007-01-07 Eric Christopher <echristo@apple.com>
12358 * configure.ac: Check for __stack_chk_fail for darwin.
12359 * configure: Regenerate.
12361 2007-01-07 Richard Guenther <rguenther@suse.de>
12363 * tree-vrp.c (extract_range_from_assert): CSE calls to
12364 compare_values where possible.
12365 (extract_range_from_unary_expr): Likewise.
12367 2007-01-07 Anatoly Sokolov <aesok@post.ru>
12369 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
12370 * config/avr/avr.c (call_insn_operand): Delete function.
12371 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
12372 instead of register number. Use predicates.
12373 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
12374 call_insn_operand): Add.
12376 2007-01-06 Jan Hubicka <jh@suse.cz>
12378 * tree-pass.h (pass_build_cgraph_edges): Declare.
12379 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
12380 (visited_nodes): Remove.
12381 (cgraph_create_edges): Move to cgraphbuild.c; rename to
12382 build_cgrpah_edges; make visited_nodes local.
12383 (cgraph_process_new_functions): DO not call initialize_inline_failed.
12384 (record_references_in_initializer): Move to cgraphbuild.c
12385 (initialize_inline_failed, rebuild_cgraph_edges,
12386 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
12387 (verify_cgraph_node): Make visited_nodes local.
12388 (cgraph_analyze_function): Do not call cgraph_create_edges and
12389 initialize_inline_failed.
12390 (cgraph_expand_function): Do not call cgraph_lower_function;
12391 assert that function is already lowered.
12392 * Makefile.in (cgraphbuild.o): New.
12393 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
12394 at the end of lowering passes.
12396 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
12398 * ifcvt.c (cond_move_convert_if_block): New function, code
12399 factored out from...
12400 (cond_move_process_if_block): ...here. Call the new function
12401 on the THEN and ELSE blocks.
12402 (merge_if_block): Do not copy global_live_at_end, merge_blocks
12403 already takes care of this.
12405 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12408 * tree.h (TREE_OVERFLOW_P): New.
12409 * c-typeck.c (parser_build_unary_op): Warn only if result
12410 overflowed and operands did not.
12411 (parser_build_binary_op): Likewise.
12412 (convert_for_assignment): Remove redundant overflow_warning.
12413 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
12415 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12417 * c-typeck.c (store_init_value): Split over two lines to follow
12418 the GNU coding style.
12420 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
12422 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
12423 __GXX_EXPERIMENTAL_CXX0X__.
12424 * doc/cpp.texi: Same.
12426 2007-01-05 Richard Guenther <rguenther@suse.de>
12428 PR middle-end/27826
12429 * tree.c (get_narrower): Do not construct COMPONENT_REFs
12430 with mismatched types. Instead explicitly build a
12431 conversion NOP_EXPR.
12433 2007-01-05 Ian Lance Taylor <iant@google.com>
12435 * c-common.c (decl_with_nonnull_addr_p): New function.
12436 (c_common_truthvalue_conversion): Call it.
12437 * c-typeck.c (build_binary_op): Likewise.
12438 * c-common.h (decl_with_nonnull_addr_p): Declare.
12440 2007-01-05 Jakub Jelinek <jakub@redhat.com>
12443 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
12446 2007-01-05 Joel Brobecker <brobecker@adacore.com>
12448 * doc/install.texi (Final install): Document the fact that
12449 the GNAT runtime should not be stripped.
12451 2007-01-04 Jan Hubicka <jh@suse.cz>
12453 * tree-inline.c (fold_marked_statements): Update operand caches
12454 and EH after folding
12456 2007-01-04 Ian Lance Taylor <iant@google.com>
12458 * c-common.c (check_function_nonnull): Whitespace fix.
12460 2007-01-04 Jan Hubicka <jh@suse.cz>
12462 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
12463 comitted older version of patch.
12464 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
12465 function, celanup cfg and collect garbage.
12467 2007-01-04 Mike Stump <mrs@apple.com>
12469 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
12472 2007-01-04 Eric Christopher <echristo@apple.com>
12474 * libgcc2.c (__bswapsi2): Use SItype.
12475 (__bswapdi2): Use DItype.
12476 * libgcc2.h: Update for above.
12478 2007-01-04 Paul Brook <paul@codesourcery.com>
12480 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
12481 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
12482 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
12483 umulsidi3, umulsidi3adddi, smulsi3_highpart,
12484 umulsi3_highpart): Make conditional on !arm_arch6.
12485 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
12486 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
12487 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
12488 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
12489 umulsi3_highpart_v6): New insns.
12491 2007-01-04 Roger Sayle <roger@eyesopen.com>
12493 * fold-const.c (fold_convert): When casting an expression to void,
12494 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
12495 have a type. Instead of attempting to build a NOP_EXPR, return
12496 these "special" trees directly.
12498 2007-01-04 Joseph Myers <joseph@codesourcery.com>
12500 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
12501 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
12502 rs6000_cost->fp not 0 as adjustment for outer NEG.
12504 2007-01-04 Jan Hubicka <jh@suse.cz>
12506 * cgraph.c (cgraph_release_function_body): New function.
12507 (cgraph_remove_node): Use it.
12508 * cgraph.h (cgraph_release_function_body): Declare.
12509 * cgraphunit.c (cgraph_expand_function): Use it.
12510 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
12511 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
12512 is initialized and while compilation of other function is running.
12513 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
12514 statement CFG annotations from here to ...
12515 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
12517 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
12519 * cfgloop.h (enum li_flags): Make the constants powers of two.
12521 2007-01-04 Jan Hubicka <jh@suse.cz>
12523 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
12525 (fold_marked_statements): New function.
12526 (optimize_inline_calls, tree_function_versioning): Fold new statements.
12527 * tree-inline.h (copy_body_data): Add statements_to_fold.
12529 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
12531 * config.gcc: Mention libgcc/config.host.
12532 * Makefile.in: Update comments mentioning libgcc.
12533 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
12534 (all.cross, start.encap, rest.encap, rest.cross): Update
12535 dependencies for libgcc move.
12536 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
12537 (clean-target, clean-target-libgcc): Delete.
12538 (srcdirify, GCC_EXTRA_PARTS): New macros.
12539 (libgcc-support, libgcc.mvars): New rules.
12540 (distclean): Remove mention of mklibgcc.
12541 (install): Don't reference INSTALL_LIBGCC.
12542 (install-common): Don't reference EXTRA_PARTS.
12543 (install-libgcc, install-multilib): Delete rules.
12544 * mklibgcc.in: Delete file.
12545 * doc/configfiles.texi: Don't mention mklibgcc.
12547 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
12548 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
12549 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
12550 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
12551 (mklibgcc, ldblspecs): Likewise.
12553 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
12554 (posixpre.def): Use $(T).
12555 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
12556 (SHLIB_SRC, SHLIB_INSTALL): Delete.
12557 (SHLIB_LINK): Make dummy.
12558 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
12560 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
12562 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
12563 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
12564 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
12565 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
12567 * configure.ac (all_outputs): Remove mklibgcc.
12568 * configure: Regenerated.
12570 2007-01-03 Josh Conner <jconner@apple.com>
12572 PR middle-end/29683
12573 * calls.c (compute_argument_addresses): Set stack and stack_slot
12574 for partial args, too.
12575 (store_one_arg): Use locate.size.constant for the size when
12576 generating a save_area.
12578 2007-01-03 Robert Kennedy <jimbob@google.com>
12580 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
12581 whose definitions are deleted due to basic block merging.
12583 2007-01-03 Paul Brook <paul@codesourcery.com>
12586 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
12588 (use_return_insn): Return 0 for Thumb interrupt functions.
12589 (print_multi_reg): Add rfe argument for IRQ returns.
12590 (arm_output_epilogue): Pop interrupt return address directly into PC.
12591 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
12593 2007-01-03 Paul Brook <paul@codesourcery.com>
12595 Merge from sourcerygxx-4_1.
12596 * config/arm/thumb2.md: New file.
12597 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
12599 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
12600 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12601 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
12602 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
12604 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12605 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
12607 * config/arm/ieee754-sf.S: Ditto.
12608 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
12609 (thumb1_base_register_rtx_p): ... to this.
12610 (thumb_index_register_rtx_p): Rename...
12611 (thumb1_index_register_rtx_p): ... to this.
12612 (thumb_output_function_prologue): Rename...
12613 (thumb1_output_function_prologue): ... to this.
12614 (thumb_legitimate_address_p): Rename...
12615 (thumb1_legitimate_address_p): ... to this.
12616 (thumb_rtx_costs): Rename...
12617 (thumb1_rtx_costs): ... to this.
12618 (thumb_compute_save_reg_mask): Rename...
12619 (thumb1_compute_save_reg_mask): ... to this.
12620 (thumb_final_prescan_insn): Rename...
12621 (thumb1_final_prescan_insn): ... to this.
12622 (thumb_expand_epilogue): Rename...
12623 (thumb1_expand_epilogue): ... to this.
12624 (arm_unwind_emit_stm): Rename...
12625 (arm_unwind_emit_sequence): ... to this.
12626 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
12627 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
12628 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
12629 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
12630 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
12631 thumb2_output_casesi): New functions.
12632 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
12633 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
12634 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
12635 THUMB2_WORK_REGS): Define.
12636 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
12637 arm_condexec_mask, arm_condexec_masklen)): New variables.
12638 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
12639 (arm_override_options): Check new CPU capabilities.
12640 Set new architecture flag variables.
12641 (arm_isr_value): Handle v7m interrupt functions.
12642 (user_return_insn): Return 0 for v7m interrupt functions. Handle
12644 (const_ok_for_arm): Handle Thumb-2 constants.
12645 (arm_gen_constant): Ditto. Use movw when available.
12646 (arm_function_ok_for_sibcall): Return false for v7m interrupt
12648 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
12649 (thumb_find_work_register, arm_load_pic_register,
12650 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
12651 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
12652 print_multi_reg, output_mov_long_double_fpa_from_arm,
12653 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
12654 output_mov_double_fpa_from_arm, output_move_double,
12655 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
12656 output_return_instruction, arm_output_function_prologue,
12657 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
12658 arm_output_mi_thunk, thumb_set_return_address): Ditto.
12659 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
12660 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
12661 (arithmetic_instr, shift_op): Use arm_shift_nmem.
12662 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
12664 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
12665 (thumb_expand_prologue): Use thumb_set_frame_pointer.
12666 (arm_file_start): Output directive for unified syntax.
12667 (arm_unwind_emit_set): Handle stack alignment instruction.
12668 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
12669 Add v6t2, v7, v7a, v7r and v7m.
12670 (RETLDM): Add Thumb-2 code.
12671 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
12672 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
12673 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
12674 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
12675 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
12676 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
12677 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
12678 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
12679 ADJUST_INSN_LENGTH): Define.
12680 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
12681 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
12682 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
12683 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
12684 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
12685 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
12686 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
12687 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
12688 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
12689 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
12690 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
12691 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
12692 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
12693 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
12694 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
12695 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
12696 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
12698 * config/arm/arm-tune.md: Regenerate.
12699 * config/arm/arm-protos.h: Update prototypes.
12700 * config/arm/vfp.md: Enable patterns for Thumb-2.
12701 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
12702 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
12703 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
12704 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
12705 * config/arm/libunwind.S: Add Thumb-2 code.
12706 * config/arm/constraints.md: Update include Thumb-2.
12707 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
12708 * config/arm/ieee754-df.S: Ditto.
12709 * config/arm/bpabi.S: Ditto.
12710 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
12711 * config/arm/predicates.md (low_register_operand,
12712 low_reg_or_int_operand, thumb_16bit_operator): New.
12713 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
12714 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
12715 * config/arm/t-arm-elf: Add armv7 multilib.
12716 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
12718 (UNSPEC_STACK_ALIGN, ce_count): New.
12719 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
12720 arm_zero_extendsidi2, arm_zero_extendqidi2): New
12722 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
12723 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
12724 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
12725 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
12726 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
12727 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
12729 * doc/extend.texi: Document ARMv7-M interrupt functions.
12730 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
12732 2007-01-03 Jakub Jelinek <jakub@redhat.com>
12734 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
12735 (struct _Unwind_Context): Rename args_size to flags, remove
12736 signal_frame field, add a new args_size field and version field.
12737 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
12738 _Unwind_IsExtendedContext): New inline functions.
12739 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
12740 Assume by_value array is only present if _Unwind_IsExtendedContext.
12741 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
12742 _Unwind_IsSignalFrame.
12743 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
12744 (uw_update_context_1): Use _Unwind_SetSignalFrame.
12745 (uw_init_context_1): Initialize context->flags to
12746 EXTENDED_CONTEXT_BIT.
12747 * config/rs6000/linux-unwind.h (frob_update_context): Use
12748 _Unwind_SetSignalFrame.
12750 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12752 PR middle-end/30353
12753 * gimplify.c (gimplify_modify_expr_complex_part): Move below
12754 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
12757 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
12759 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
12760 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
12761 RET, AT_SP): Remove.
12762 * config/i386/i386.md (*sse_prologue_save_insn): Use return
12765 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12766 * cfgbuild.c (find_basic_blocks): Likewise.
12767 * cfgrtl.c (rtl_create_basic_block): Likewise.
12768 * function.c (temp_slots_at_level): Likewise.
12769 * reg-stack.c (stack_regs_mentioned): Likewise.
12770 * regclass.c (allocate_reg_info): Likewise.
12771 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12772 set_bb_for_stmt, move_block_to_fn): Likewise.
12773 * tree-complex.c (tree_lower_complex): Likewise.
12774 * vec.h (VEC_safe_grow_cleared): New.
12776 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
12778 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
12780 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
12781 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
12783 * cfgloopmanip.c (scale_loop_frequencies): Export.
12784 (loopify): Scale the frequencies by prescribed coefficients.
12785 (set_zero_probability): New function.
12786 (duplicate_loop_to_header_edge): Improve updating of frequencies.
12787 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
12788 and frequencies according to arguments.
12789 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
12791 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
12792 * modulo-sched.c (sms_schedule): Set probabilities for entering
12793 versioned loop correctly.
12794 * tree-vect-transform.c (vect_transform_loop): Ditto.
12795 * cfgloop.h (loopify, loop_version): Declaration changed.
12796 (scale_loop_frequencies): Declared.
12798 2007-01-02 Jan Hubicka <jh@suse.cz>
12800 * cgraph.c: Include tree-flow.h
12801 (cgraph_add_new-function): Handle IPA_SSA mode; execute
12802 early_local_passes.
12803 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
12804 * tree-pass.h (pass_all_early_optimizations): Declare.
12805 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
12806 early_local_passes.
12807 (cgraph_analyze_function): Do early_local_passes.
12808 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12809 Do not add referenced vars.
12810 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
12812 (gate_all_early_local_passes): New gate.
12813 (pass_early_local_passes): Use new gate.
12814 (execute_early_local_optimizations): New functions.
12815 (gate_all_early_optimizations): New gate.
12816 (pass_all_early_optimizations): New pass.
12817 (execute_free_datastructures): Free SSA only when initialized.
12818 (gate_init_datastructures): Init only when optimizing.
12819 (tree_lowering_passes): Do early local passes when called late.
12820 * tree-profile.c (do_tree_profiling): Don't profile functions added
12822 (do_early_tree_profiling, pass_early_tree_profile): Kill.
12823 * tree-cfg.c (update_modified_stmts): Do not update when operands are
12825 * passes.c (init_optimizations_passes): Reorder so we go into SSA
12826 during early_local_passes.
12827 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
12830 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12832 * Makefile.in: Update copyright year.
12834 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12836 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
12837 in $(lang_checks) and check-consistency targets.
12839 2007-01-02 Jan Hubicka <jh@suse.cz>
12841 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12842 Do not add referenced vars.
12843 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
12845 * passes.c (init_optimization_passes): Put mudflap_2 after
12846 free_datastructures.
12848 2007-01-02 Jan Hubicka <jh@suse.cz>
12850 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
12851 Set NOTHROW flag on call statements proved to be nothrow.
12852 Update statement of local calls so new pure/const functions are
12853 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
12855 (tree_rest_of_compilation): Register hooks and initialize bitmap
12856 early. Do not set after_inlining flag.
12858 2007-01-02 Steve Ellcey <sje@cup.hp.com>
12860 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
12861 HOST_BITS_PER_LONGLONG
12863 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12866 * c-typeck.c (store_init_value): Don't emit pedantic overflow
12867 warning for non-static initializers.
12869 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
12871 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
12872 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
12873 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
12874 Always use set_unique_reg_note to add REG_EQUAL notes.
12876 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12879 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12881 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12882 * cfgbuild.c (find_basic_blocks): Likewise.
12883 * cfgrtl.c (rtl_create_basic_block): Likewise.
12884 * function.c (temp_slots_at_level): Likewise.
12885 * reg-stack.c (stack_regs_mentioned): Likewise.
12886 * regclass.c (allocate_reg_info): Likewise.
12887 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12888 set_bb_for_stmt, move_block_to_fn): Likewise.
12889 * tree-complex.c (tree_lower_complex): Likewise.
12890 * vec.h (VEC_safe_grow_cleared): New.
12892 2007-01-02 Ian Lance Taylor <iant@google.com>
12894 * c-common.c (c_common_truthvalue_conversion): When warning about
12895 using an assignment as a truth value, set TREE_NO_WARNING.
12897 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12900 * c.opt (Wold-style-declaration): New.
12901 * doc/invoke.texi (C-only Warning Options): New.
12902 (Wold-style-declaration): Document it.
12903 (Wextra): Enabled by -Wextra.
12904 * c-opts.c (c_common_post_options): Enabled by -Wextra.
12905 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
12906 -Wold-style-declaration.
12908 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12910 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12911 * cfgbuild.c (find_basic_blocks): Likewise.
12912 * cfgrtl.c (rtl_create_basic_block): Likewise.
12913 * function.c (temp_slots_at_level): Likewise.
12914 * reg-stack.c (stack_regs_mentioned): Likewise.
12915 * regclass.c (allocate_reg_info): Likewise.
12916 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12917 set_bb_for_stmt, move_block_to_fn): Likewise.
12918 * tree-complex.c (tree_lower_complex): Likewise.
12919 * vec.h (VEC_safe_grow_cleared): New.
12921 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
12923 * c-common.c (c_common_nodes_and_builtins): Since variants of
12924 void_type_node get built before it is given a name, we need to
12925 give those variants the name, too.
12926 (complete_array_type): We need to work with the canonical main
12927 type of the array, from which we will build the qualified version.
12928 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
12929 * print-tree.c (print_node): Display canonical type information
12931 * stor-layout.c (layout_type): When we don't know the
12932 alignment of a type for which we're building an array, we end up
12933 guessing wrong, so make the type require structural equality.
12934 * tree.c (make_node_stat): When we build a new type, it is its
12935 own canonical type.
12936 (build_type_attribute_qual_variant): When building an attribute
12937 variant, its canonical type is the non-attribute variant. However,
12938 if the attributes are target-dependent and they differ, we need to
12939 use structural equality checks for this type.
12940 (build_qualified_type): A qualified type is not equivalent to its
12941 unqualified variant; set the canonical type appropriately.
12942 (build_distinct_type_copy): When building a distinct type from
12943 another type, the new type is its own canonical type.
12944 (build_variant_type_copy): When building a new type variant, we
12945 assume that it is equivalent to the original type.
12946 (build_pointer_type_for_mode): When building a pointer type, also
12947 build a canonical type pointer.
12948 (build_reference_type_for_mode): When building a reference type,
12949 also build a canonical type reference.
12950 (build_index_type): When we can't hash an index type (e.g.,
12951 because its maximum value is negative), the index type requires
12952 structural equality tests.
12953 (build_array_type): Build the canonical form of an array type.
12954 (build_function_type): Function types require structural equality,
12955 because they contain default arguments, attributes, etc.
12956 (build_method_type_directly): Ditto for method types.
12957 (build_offset_type): Build the canonical offset type.
12958 (build_complex_type): Build the canonical vector type.
12959 (make_vector_type): Build the canonical vector type.
12960 * tree.h (TYPE_CANONICAL): New.
12961 (TYPE_STRUCTURAL_EQUALITY_P): New.
12962 (SET_TYPE_STRUCTURAL_EQUALITY): New.
12963 (struct tree_type): Added "canonical" field.
12964 * params.h (VERIFY_CANONICAL_TYPES): New.
12965 * doc/c-tree.texi (TYPE_CANONICAL): Document.
12966 (TYPE_STRUCTURAL_EQUALITY_P): Document.
12967 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
12968 * doc/invoke.texi (verify-canonical-types): Document --param
12969 parameter for verifying canonical types.
12971 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12973 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
12974 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
12975 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
12976 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
12978 * config/rs6000/e500.h: New.
12979 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
12980 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
12982 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
12983 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
12984 TARGET_E500_DOUBLE): Remove.
12985 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
12986 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
12987 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
12988 * config/rs6000/rs6000.c (rs6000_override_options): Use
12989 CHECK_E500_OPTIONS.
12991 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12993 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
12994 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
12995 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
12996 rs6000_emit_cmove): Don't check TARGET_E500.
12997 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
12998 sordered): Don't check TARGET_E500.
13000 2007-01-01 Eric Christopher <echristo@apple.com>
13002 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
13003 HARD_REGISTER_NUM_P.
13005 2007-01-01 Roger Sayle <roger@eyesopen.com>
13007 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
13008 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
13009 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
13012 2007-01-01 Mike Stump <mrs@apple.com>
13014 * configure.ac: Remove support for building with Apple's gcc-3.1.
13016 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13018 PR middle-end/30311
13019 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
13020 REG is a hard register. Do not modify REG before calling
13022 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
13023 multiple of the size of YMODE for certain lowpart cases.
13025 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13027 PR middle-end/30253
13028 * gimplify (voidify_wrapper_expr): Update for
13029 GIMPLE_MODIFY_STMT.
13031 2007-01-01 Andreas Schwab <schwab@suse.de>
13034 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
13035 save of BR0 in extra_spill_size instead of spill_size.
13036 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
13038 (ia64_expand_epilogue): Restore BR0 from its new location.
13040 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13042 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
13043 Use a temporary variable if the left hand side is not a gimple
13046 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13048 * gimplify.c (gimplify_return_expr): Make the temporary variable
13049 for the return expression, a gimple register variable.
13051 2007-01-01 Jan Hubicka <jh@suse.cz>
13053 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
13056 2007-01-01 Mike Stump <mrs@apple.com>
13058 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
13060 * config/darwin.c (machopic_select_rtx_section): Use
13061 HAVE_GAS_LITERAL16.
13062 (darwin_mergeable_constant_section): Likewise.
13063 * configure: Regenerate.
13064 * config.in: Regenerate.
13066 2007-01-01 Jan Hubicka <jh@suse.cz>
13067 Andrew Pinski <pinskia@gmail.com>
13069 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
13070 before starting IPA passes.