1 2007-05-12 Richard Sandiford <richard@codesourcery.com>
3 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
4 (gcc_tooldir): Likewise.
5 * configure: Regenerate.
6 * Makefile.in (libsubdir_to_prefix): New variable, based on the
7 old configure.ac gcc_tooldir setting.
8 (prefix_to_exec_prefix): New variable.
9 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
12 2007-05-11 Silvius Rus <rus@google.com>
14 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
15 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
16 * c-common.h (strict_aliasing_warning): Change return type.
17 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
18 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
19 (build_c_cast): Condition call to strict_aliasing_warning.
20 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
21 * flags.h (set_Wstrict_aliasing): Declare.
22 * opts.c (set_Wstrict_alising): Define, add call to.
23 * tree-flow.h (strict_aliasing_warning_backend): Declare.
24 * tree-ssa-alias-warnings.c: New file.
25 * tree-ssa-alias.c (compute_may_aliases): Add call to
26 strict_aliasing_warning_backend.
28 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
30 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
31 Use loop_depth and loop_outer accessor functions.
32 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
33 determine_invariantness_stmt, move_computations_stmt): Ditto.
34 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
35 add_loop, loopify, unloop, fix_loop_structure): Ditto.
36 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
37 * tree-scalar-evolution.c (interpret_loop_phi,
38 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
39 instantiate_parameters_1, scev_const_prop): Ditto.
40 * cfghooks.c (make_forwarder_block): Ditto.
41 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
42 * modulo-sched.c (loop_canon_p): Ditto.
43 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
44 slpeel_can_duplicate_loop_p): Ditto.
45 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
46 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
47 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
48 cancel_loop, verify_loop_structure): Ditto.
49 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
50 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
51 superloops vector instead of "pred" array.
52 (establish_preds): Take father loop as an argument. Initialize the
54 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
55 initialize loop->outer.
56 (flow_loop_tree_node_remove): Truncate the superloops vector.
57 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
58 "pred" merged to "superloops" vector.
59 (loop_depth, loop_outer): New.
60 (fel_init): Use loop_outer.
62 2007-05-11 Jan Hubicka <jh@suse.cz>
64 * cgraphunit.c: Include gt-cgraphunit.h
65 (static_ctors, static_dtors): New static vars.
66 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
67 based on implementation in c-common.c
68 (cgraph_finalize_function): Call record_cdtor_fn.
69 (cgraph_optimize): Call cgraph_build_cdtor_fns.
70 * decl.c (finish_function): Do not call c_record_cdtor_fn.
71 (c_write_global_declarations): Do not call c_build_cdtor_fns.
72 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
73 build_cdtor, c_build_cdtor_fns): Remove.
74 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
75 c_build_cdtor_fns): Remove prototype.
77 2007-05-11 Paolo Carlini <pcarlini@suse.de>
80 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
81 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
82 * builtins.c (fold_builtin_memchr): New.
83 (expand_builtin_memchr): Call the latter.
84 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
85 * doc/extend.texi ([Other built-in functions provided by GCC]):
88 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
90 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
91 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
92 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
93 PFPO_OP1_TYPE_SHIFT): Constants added.
94 (DFP_ALL): Mode macro defined.
95 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
96 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
97 Insn definitions added.
98 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
99 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
102 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
104 PR tree-optimization/31885
105 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
107 (automatically_generated_chrec_p): Return false for NULL.
109 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
111 * config/bfin/bfin.h (MOVE_RATIO): Define.
113 2007-05-10 Richard Sandiford <richard@codesourcery.com>
115 * config.gcc (sparc-wrs-vxworks): New target.
116 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
117 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
118 * config/sparc/sparc.h: Include vxworks-dummy.h.
119 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
120 include LABEL_REFs too.
121 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
122 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
124 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
126 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
127 (sparc_emit_call_insn): New function.
128 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
129 functions when generating VxWorks PIC.
130 * config/sparc/sparc.md (vxworks_load_got): New pattern.
131 (call, call_value): Use sparc_emit_call_insn instead of
134 2007-05-09 Bob Wilson <bob.wilson@acm.org>
136 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
138 2007-05-09 Bob Wilson <bob.wilson@acm.org>
140 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
141 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
142 instead of operand_subword.
144 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
146 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
147 * config/bfin/bfin.c (bfin_local_alignment): New function.
148 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
150 2007-05-08 Chao-ying Fu <fu@mips.com>
152 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
153 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
154 (smsub_widen_optab, umsub_widen_optab): Define.
155 * optabs.c (init_optabs): Initialize smsub_widen_optab and
157 * genopinit.c (optabs): Fill in smsub_widen_optab and
159 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
160 and umsub_widen_optab to implement multiply-subtract sequences.
161 * config/mips/mips.md (*msac<u>_di): Rename to...
162 (<u>msubsidi4): ...this. Extend condition to include
163 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
164 of operand 0 to "ka" and use the three-operand form of msub<u>
166 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
169 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
171 PR rtl-optimization/28011
172 * reload.c (push_reload): Set dont_share if IN appears in OUT
173 also when IN is a PLUS rtx.
174 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
177 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
179 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
180 call unshare_all_decls.
181 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
182 (unshare_all_decls): Remove.
184 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
187 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
190 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
191 Nigel Stephens <nigel@mips.com>
193 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
194 Update comments and all uses.
195 (MIN_FPRS_PER_FMT): Define.
196 * config/mips/mips.c (function_arg): Fix to correctly handle
197 the -mips32r2 -mfp64 -mabi=32 case.
198 (override_options): Enable use of odd-numbered registers for
199 SFmode values on MIPS32.
200 (mips_save_reg_p): Save whole floating-point register pair if
202 (compute_frame_size): Fix comment.
204 2007-05-08 Jie Zhang <jie.zhang@analog.com>
206 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
207 argument of type bool.
208 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
209 argument. Safely select temporary P register according to it.
210 (do_link): Change call site of add_to_reg accordingly.
211 (do_unlink): Add epilogue_p as a fourth argument and pass it
213 (expand_interrupt_handler_epilogue): Change call of do_unlink
215 (bfin_expand_prologue): Add a third argument sibcall_p.
216 * config/bfin/bfin.md (epilogue): Change call of
217 bfin_expand_epilogue accordingly.
218 (sibcall_epilogue): Likewise.
219 (eh_return_internal): Likewise.
221 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
222 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
223 * config/bfin/bfin.c (bfin_handle_option): Handle
224 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
225 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
226 Support bf534, bf536 and bf561.
227 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
229 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
232 * config/i386/i386.c (ix86_function_regparm): Process local
233 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
235 2007-05-07 Mike Stump <mrs@apple.com>
237 * doc/invoke.texi (Warning Options): Document that -Wempty-body
238 also checks for and while statements in C++.
240 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
242 * gcc.c (at_file_supplied): New variable.
243 (main): Set it if we expanded argv.
244 (do_spec_1): Pass an @-file to the linker if we were called with
245 an @-file argument and HAVE_GNU_LD.
246 * collect2.c (at_file_supplied): New variable.
247 (response_file): New variable.
248 (collect_exit): Unlink response_file if necessary.
251 (main): Set at_file_supplied if we expanded argv.
252 (collect_execute): Pass an @-file to subprocesses if we were called
253 with an @-file argument.
254 * configure.ac: Add define for HAVE_GNU_LD.
255 * configure: Regenerate.
256 * config.in: Regenerate.
258 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
260 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
266 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
268 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
269 (TARGET_ENCODE_SECTION_INFO): Re-define.
270 (m32c_encode_section_info): New
271 (function_vector_handler): New
272 (current_function_special_page_vector): New
273 (m32c_special_page_vector_p): New.
274 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
276 * config/m32c/jump.md: Added instruction JSRS for functions
277 with attribute "function_vector".
278 * doc/extend.texi (function_vector): Added description
279 for M16C, M32C targets.
281 2007-05-07 DJ Delorie <dj@redhat.com>
284 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
285 ashrpsi3, lshrpsi3): Update shift count constraint.
287 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
288 Nathan Froyd <froydnj@codesourcery.com>
291 * c-incpath.c (add_path): Strip trailing path separators.
293 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
295 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
296 Free dominance info before purging EH edges.
297 (eliminate_degenerate_phis): Likewise.
298 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
300 2007-05-07 Jan Hubicka <jh@suse.cz>
302 * gimplify.c (gimplify_expr): Do not crash when folding
305 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
308 * c-opts.c (lang_fortran): Make it non static.
309 * c-common.h (lang_fortran): New prototype.
310 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
311 -lang-fortran option was passed by the driver.
313 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
315 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
316 of ASSERT_CHECKING. Tweak message.
318 2007-05-06 Revital Eres <eres@il.ibm.com>
321 * loop-unroll.c (insert_var_expansion_initialization):
322 Initialize the expansions with -zero instead of +zero.
324 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
326 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
327 into pic and non-pic versions. Mark r19 as used for
328 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
329 for tgd_load, tld_load and tie_load .
330 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
331 version of tgd_load, tld_load and tie_load depending on the
334 2007-05-04 Ulrich Drepper <drepper@redhat.com>
335 Jakub Jelinek <jakub@redhat.com>
337 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
338 (__do_global_dtors_aux): Use more paranoid loop to run
339 destructors if HIDDEN_DTOR_LIST_END.
340 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
342 2007-05-04 Jakub Jelinek <jakub@redhat.com>
344 * varasm.c (align_variable): Don't increase alignment for
345 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
346 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
348 2007-05-04 Josh Conner <jconner@apple.com>
350 * basic-block.h (cdi_direction): Assign values to all enumeration
352 (dom_computed): Remove.
353 (dom_info_state): New.
354 (set_dom_info_availability): New.
355 * tree-ssa-loop-im.c (determine_invariantness): Initialize
356 walk_data.dom_direction.
357 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
358 instead of dom_computed[].
359 (split_edge): Likewise.
360 (create_basic_block): Likewise.
361 (merge_blocks): Likewise.
362 * ifcvt.c (find_if_header): Likewise.
363 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
364 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
365 * tree-ssa.c (verify_ssa): Likewise.
366 * tree-cfg.c (tree_verify_flow_info): Likewise.
367 (remove_edge_and_dominated_blocks): Likewise.
368 * dominance.c (dom_computed): Make static.
369 (calc_dfs_tree_nonrec): Change third param to a bool.
370 (calc_dfs_tree): Change second param to a bool.
371 (calc_idioms): Change second param to a bool. Use
372 dom_convert_dir_to_idx.
373 (init_dom_info): Validate dir before using.
374 (dom_convert_dir_to_idx): New.
375 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
376 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
377 (free_dominance_info): Use dom_convert_dir_to_idx.
378 (get_immediate_dominator): Likewise.
379 (set_immediate_dominator): Likewise.
380 (get_dominated_by): Likewise.
381 (redirect_immediate_dominators): Likewise.
382 (nearest_common_denominator): Likewise.
383 (dominated_by_p): Likewise.
384 (bb_dom_dfs_in): Likewise.
385 (bb_dom_dfs_out): Likewise.
386 (recount_dominator): Likewise.
387 (iterate_fix_dominators): Likewise.
388 (add_to_dominance_info): Likewise.
389 (delete_from_dominance_info): Likewise.
390 (first_dom_son): Likewise.
391 (next_dom_son): Likewise.
392 (dom_info_available_p): Likewise.
393 (dom_info_state): New.
394 (set_dom_info_availability): New.
396 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
398 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
400 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
402 2007-05-04 Bob Wilson <bob.wilson@acm.org>
404 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
405 (subdi3, subdi_carry): Delete.
407 2007-05-04 Jan Hubicka <jh@suse.cz>
408 Richard Guenther <rguenther@suse.de>
410 * opts.c (decode_options): Do not fiddle with inlining
411 parameters in case of optimizing for size.
412 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
414 (cgraph_decide_inlining_of_small_function): When optimizing for
415 size never inline functions increasing caller size.
416 (cgraph_early_inlining): Inline for size when optimizing for size.
418 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
420 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
421 logical operations piecewise.
422 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
423 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
424 subdi_sesidi_di): Delete.
425 (add_with_carry): Produce carry in CC instead of a DREG to shorten
426 the generated sequence. Allow three-reg add in constraints. Rewrite
427 the rtl expression for carry to avoid zero_extend of a constant.
428 (sub_with_carry): New pattern.
429 (adddi3, subdi3): Change into define_expand. For subtract, generate a
430 different sequence not involving jumps.
431 (notbi): Now a named pattern.
433 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
435 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
436 Add the note about a significant loss of accuracy of some
437 mathematical routines when these options are used.
439 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
441 * haifa-sched.c (rtx_vec_t): New typedef.
442 (contributes_to_priority_p): Extract piece of priority () into new
444 (priority): Use the function. Add assertion.
445 (rank_for_schedule, set_priorities): Add assertion to check that
446 insn's priority is initialized.
447 (clear_priorities, calc_priorities): Change signature. Make it update
448 all relevant insns. Update all callers ('add_to_speculative_block ()'
449 and 'create_block_check_twin ()').
450 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
451 Add new field 'priority_status'.
452 (INSN_PRIORITY_STATUS): New macro.
453 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
455 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
457 * sched-ebb.c (debug_ebb_dependencies): New static function.
458 (init_ready_list): Use it.
460 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
461 with changed signature and 'debug_rgn_dependencies ()'.
462 (debug_rgn_dependencies): New static function.
463 (init_ready_list): Use it.
465 * sched-int.h (debug_dependencies): Declare.
467 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
469 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
471 2007-05-04 Dirk Mueller <dmueller@suse.de>
473 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
475 2007-05-03 Jan Hubicka <jh@suse.cz>
477 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
478 for pointer type in more cases than before.
480 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
482 * tree-object-size.c (plus_expr_object_size): When operand size is
483 unknown, return unknown.
485 2007-05-03 Dirk Mueller <dmueller@suse.de>
487 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
489 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
492 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
494 2007-05-03 Janis Johnson <janis187@us.ibm.com>
496 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
498 2007-05-03 Joseph Myers <joseph@codesourcery.com>
500 * config/soft-fp/double.h, config/soft-fp/extended.h,
501 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
502 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
503 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
504 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
507 2007-05-03 Ian Lance Taylor <iant@google.com>
509 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
510 MASK_PPC_GFXOPT for 8540 or 8548.
512 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
514 * tree-vect-transform.c (vect_update_inits_of_drs): Use
515 vect_print_dump_info() to output debug information.
517 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
520 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
521 operands of size 2 when operand is not MEM_P.
523 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
525 PR tree-optimization/30565
526 * lambda-code.c (perfect_nestify): Fix updating of dominators.
528 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
530 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
531 (umulsi3_highpart): Use them.
532 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
533 for final accumulator to D regisster tranfser.
535 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
537 PR tree-optimization/31699
538 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
540 (vect_enhance_data_refs_alignment): Compute peel amount using
541 TYPE_VECTOR_SUBPARTS instead of vf.
542 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
544 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
547 * system.h: Remove inclusion of double-int.h
548 * tree.h: Include double-int.h
549 * gengtype.c: Likewise
550 * cfgloop.h: Likewise
551 * Makefile.in: Adjust dependencies on double-int.h
553 2007-05-02 Eric Christopher <echristo@apple.com>
555 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
556 -shared to -Zdynamiclib.
558 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
561 * c-common.c (strip_pointer_or_array_types): New function.
562 * c-common.h (strip_pointer_or_array_types): New function declaration.
564 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
566 PR tree-optimization/31771
567 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
569 2007-05-02 Paul Brook <paul@codesourcery.com>
571 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
573 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
576 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
579 2007-05-02 Nick Clifton <nickc@redhat.com>
581 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
583 2007-05-02 Richard Guenther <rguenther@suse.de>
585 PR tree-optimization/31146
586 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
587 argument, single_use_p. If we have a single use that is
588 a conversion to the definition rhs type, propagate that rhs.
589 (forward_propagate_addr_expr): Pass single_use_p argument
590 to forward_propagate_addr_expr_1.
592 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
594 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
597 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
599 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
600 'AMD Family 10 core'.
602 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
604 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
605 and athlon64-sse3 as improved versions of k8, opteron and athlon64
606 with SSE3 instruction set support.
607 * doc/invoke.texi: Likewise.
609 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
611 * config/i386/i386.c (override_options): Tuning 32-byte loop
612 alignment for amdfam10 architecture. Increasing the max loop
613 alignment to 24 bytes.
615 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
617 * config/m68k/constraints.md: New.
618 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
619 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
620 EXTRA_CONSTRAINT): Remove.
621 * config/m68k/m68k.md: Include constraints.md.
622 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
624 2007-05-01 Ian Lance Taylor <iant@google.com>
626 PR tree-optimization/31739
627 * tree-vrp.c (vrp_val_is_max): New static function.
628 (vrp_val_is_min): New static function.
629 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
631 (set_value_range): Use vrp_val_is_{max,min}.
632 (extract_range_from_assert): Likewise.
633 (extract_range_from_binary_expr): Likewise.
634 (extract_range_from_unary_expr): Likewise.
635 (dump_value_range, vrp_meet): Likewise.
636 (vrp_visit_phi_node): Likewise.
637 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
639 2007-05-01 Mark Mitchell <mark@codesourcery.com>
641 * config/i386/gmon-sol2.c (size_t): New type.
642 (intptr_t): Likewise.
643 (s_textsize): Declare as size_t.
645 (monstartup): Use size_t for sizes.
646 (_mcount): Save and restore registers.
647 (internal_mcount): Pass 0 as the first argument to monstartup
649 (moncontrol): Convert pointer to appropriately sized integer
650 before passing to profil.
652 2007-05-01 Joseph Myers <joseph@codesourcery.com>
654 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
655 __NO_FPRS__, not just if _SOFT_DOUBLE.
656 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
657 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
658 also for E500 double.
659 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
660 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
663 2007-05-01 Richard Guenther <rguenther@suse.de>
665 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
668 2007-05-01 Joseph Myers <joseph@codesourcery.com>
670 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
672 2007-05-01 Jan Hubicka <jh@suse.cz>
674 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
677 2007-05-01 Jan Hubicka <jh@suse.cz>
679 * tree.h (maybe_fold_offset_to_component_ref): Remove.
680 (maybe_fold_offset_to_reference): Declare.
681 * fold-const.c (fold_unary): Do not fold
682 (type *)&A into &A->field_of_type_and_offset_0
683 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
684 size is unknown, give up.
685 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
687 (maybe_fold_offset_to_reference): New.
688 (maybe_fold_stmt_indirect): Use it.
689 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
690 * gimplify.c (gimplify_conversion): Canonicalize conversions to
692 (gimplify_expr): Likewise for plus_expr.
694 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
696 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
697 bsi_after_labels. Always insert statements before bsi.
698 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
699 * predict.c (apply_return_prediction): Check for empty blocks.
700 * cfgexpand.c (lab_rtx_for_bb): New variable.
701 (label_rtx_for_bb): Do not create new tree labels.
702 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
703 (tree_expand_cfg): Initialize lab_rtx_for_bb.
704 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
706 (label_for_bb): Add field used.
707 (update_eh_label, main_block_label): Mark the label used.
708 (cleanup_dead_labels): Remove unused labels.
710 2007-05-01 Richard Guenther <rguenther@suse.de>
712 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
713 if it is not about to be set.
714 (get_value_range): Do not pre-allocate equiv bitmap.
715 (update_value_range): No need to clear equiv field.
716 (add_equivalence): Change prototype to get bitmap pointer.
717 Allocate bitmap here if it is not already.
718 (extract_range_from_assert): Do not allocate bitmap here.
719 Update callers to add_equivalence.
720 (extract_range_from_ssa_name): Likewise.
721 (get_vr_for_comparison): New static helper.
722 (compare_name_with_value): Handle NULL equiv bitmap by
723 peeling the first iteration of the comparison loop.
724 Use get_vr_for_comparison.
725 (compare_names): Handle NULL equiv bitmaps by using fake
726 ones. Use get_vr_for_comparison.
728 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
730 * double-int.c (mpz_set_double_int): Moved from
731 tree-ssa-loop-niter.c.
732 (mpz_get_double_int): Likewise; also, add option to wrap
733 out-of-range integers.
734 * double-int.h: New prototypes for above.
735 * tree.c (get_static_type_bounds): Moved from
736 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
737 TYPE_MAX_VALUE if they exist..
738 * tree.h: New prototype for above.
739 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
740 get_type_bounds calls.
741 (mpz_set_double_int): Move to double-int.c.
742 (get_type_bounds): Move to tree.c, rename to
743 get_static_type_bounds.
744 (mpz_to_double_int): Move to double-int.c, rename to
747 2007-04-30 Bob Wilson <bob.wilson@acm.org>
749 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
750 DIV0 exception can fall through to a normal return.
752 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
756 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
757 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
758 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
759 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
760 initialize align to silence bogus warning.
761 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
762 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
764 (struct sra_walk_fns): Remove use_all parameter from use.
765 (sra_hash_tree): Handle BIT_FIELD_REFs.
766 (sra_elt_hash): Don't hash bitfld blocks.
767 (sra_elt_eq): Skip them in parent compares as well. Handle
769 (sra_walk_expr): Don't maintain or pass down use_all_p.
770 (scan_use): Remove use_all parameter.
771 (scalarize_use): Likewise. Re-expand assignment to
772 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
773 output, and re-scalarize after output. Don't mark anything
775 (scalarize_ldst): Adjust.
776 (scalarize_walk_gimple_modify_statement): Likewise.
777 (build_element_name_1): Handle BIT_FIELD_REFs.
778 (instantiate_element): Don't warn for any element whose parent
780 (instantiate_missing_elements_1): Return the sra_elt.
781 (canon_type_for_field): New.
782 (try_instantiate_multiple_fields): New.
783 (instantiate_missing_elemnts): Use them.
784 (mark_no_warning): Removed.
785 (generate_one_element_ref): Handle BIT_FIELD_REFs.
786 (REPLDUP, sra_build_elt_assignment): New.
787 (generate_copy_inout): Use them.
788 (generate_element_copy): Likewise. Handle bitfld differences.
789 (generate_element_zero): Don't recurse for blocks. Use
790 sra_build_elt_assignment.
791 (generate_one_element_int): Take elt instead of var. Use
792 sra_build_elt_assignment.
793 (generate_element_init_1): Adjust.
794 (scalarize_use, scalarize_copy): Use REPLDUP.
795 (scalarize_ldst): Move assert before dereference.
796 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
798 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
801 * tree.c (reconstruct_complex_type): Reconstruct a reference
803 Also use the same mode for the pointer as the old pointer type.
805 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
807 * doc/trouble.texi (Interoperation): Remove note about Ultrix
810 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
812 PR rtl-optimization/31676
813 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
814 (df_refs_record): Call it.
816 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
818 * rtl.def (SS_ABS): New code.
819 * config/bfin/bfin.c (print_operand): New modifier 'v'.
820 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
821 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
822 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
823 (bfin_init_builtins): Define them.
824 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
825 (bfin_expand_builtin): ... and handle the others here.
826 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
827 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
828 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
829 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
830 operand is only HImode.
832 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
834 * regclass.c (scan_one_insn): Remove splitting of
837 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
838 Nigel Stephens <nigel@mips.com>
840 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
842 2007-04-28 Jan Hubicka <jh@suse.cz>
844 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
845 insn_locators_alloc instead of insn_locators_initialize;
846 call reset_block_changes.
847 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
848 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
849 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
850 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
851 * config/score/score.c (th_output_mi_thunk): Likewise.
852 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
853 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
854 tolerate uninitialized locator info.
857 * function.c (init_function_start): Don't init line number info.
858 (expand_function_end): Update.
859 (reset_block_changes, record_block_change, finalize_block_changes,
860 check_block_change, free_block_changes): Kill.
861 * function.h (reset_block_changes, record_block_change,
862 finalize_block_changes, check_block_change, free_block_changes): Remove
864 (struct function): Remove ib_boundaries_block.
865 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
866 Use curr_insn_locator to initialize locator.
867 (emit_line_note): Remove.
868 * cfgexpand.c (expand_gimple_cond_expr): Update.
869 (construct_exit_block): Likewise.
870 (tree_expand_cfg): Initialize/finalize locators.
871 * expr.c (expand_expr_real): Update.
872 * cfglayout.c (line_locators_locs, line_locators_lines,
873 file_locators_locs, file_locators_files): Remove.
874 (set_block_levels): Move to cfgexpand.c.
875 (insn_locators_initialize): Remove.
876 (pass_insn_locators_initialize): Remove.
877 (locations_locators_locs, locations_locators_vals): New static vars.
878 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
880 (insn_locators_alloc, insn_locators_finalize,
881 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
883 (locator_location): New.
884 (locator_line, locator_file): Rewrite.
885 * rtl.h (emit_line_note): Kill.
886 (insn_locators_alloc, insn_locators_finalize,
887 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
889 * tree-inline.c (initialize_cfun): Do not initialize
891 * passes.c (pass_insn_locators_initialize): Remove.
893 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
895 * tree-cfg.c (move_block_to_fn): Release bb from dominance
896 info. Update last_basic_block correctly.
898 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
901 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
902 register itself to hold the offset constant. Tell flow the use
903 of r4 and r5 when they are used.
905 2007-04-27 Richard Guenther <rguenther@suse.de>
907 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
908 if we simplified anything.
909 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
910 warnings until we did a simplification and the stmt was not
911 marked as TREE_NO_WARNING.
913 2007-04-27 Mike Stump <mrs@apple.com>
915 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
917 2007-04-27 Ian Lance Taylor <iant@google.com>
920 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
921 TYPE_MAX_VALUE exist, convert them to the new type.
923 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
925 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
926 if it claims to be available.
927 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
929 (perform_tree_ssa_dce): Always free postdominators.
931 2007-04-27 Richard Henderson <rth@redhat.com>
933 * config/alpha/predicates.md (aligned_memory_operand): Mark
934 as define_special_predicate.
935 (unaligned_memory_operand, normal_memory_operand): Likewise.
936 (reg_or_unaligned_mem_operand): Remove.
937 (any_memory_operand): Match the documentation and check for
938 non-renumbered pseudos during reload.
939 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
940 alpha_secondary_reload_class, update to new interface, make static.
941 Handle CQImode like HImode. Remove FP subreg check.
942 (alpha_expand_mov): Use replace_equiv_address.
943 (alpha_expand_mov_nobwx): Use any_memory_operand.
944 (TARGET_SECONDARY_RELOAD): New.
945 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
946 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
947 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
948 * config/alpha/alpha.md: ... here.
949 (RELOAD12, reloadmode): New.
951 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
952 Don't handle the aligned case here.
953 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
954 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
955 reload_inhi_help. Don't expect a scratch register.
956 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
958 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
960 2007-04-27 Richard Guenther <rguenther@suse.de>
962 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
964 2007-04-27 Richard Guenther <rguenther@suse.de>
966 PR tree-optimization/30965
967 PR tree-optimization/30978
968 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
969 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
970 (find_equivalent_equality_comparison): Likewise.
971 (simplify_cond): Likewise.
972 (get_prop_source_stmt): New helper.
973 (get_prop_dest_stmt): Likewise.
974 (can_propagate_from): Likewise.
975 (remove_prop_source_from_use): Likewise.
976 (combine_cond_expr_cond): Likewise.
977 (forward_propagate_comparison): New function.
978 (forward_propagate_into_cond): Rewrite to use fold for
980 (tree_ssa_forward_propagate_single_use_vars): Call
981 forward_propagate_comparison to propagate comparisons.
983 2007-04-27 Richard Guenther <rguenther@suse.de>
985 PR tree-optimization/31715
986 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
987 sure to do computation on the offset in an appropriate
990 2007-04-27 Richard Sandiford <richard@codesourcery.com>
992 * reload.h (elimination_target_reg_p): Declare.
993 * reload.c (find_reloads): Don't apply the reg_rtx move
994 optimization if the SET_DEST satisfies elimination_target_reg_p.
995 * reload1.c (elimination_target_reg_p): New function.
996 (gen_reload): In the move/add2 fallback, make sure that op0
997 does not overlap the destination register.
999 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1001 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
1002 transform only GIMPLE_MODIFY_STMTs.
1003 * tree-complex.c (expand_complex_operations_1): Ditto.
1004 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
1005 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
1006 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
1008 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
1009 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
1010 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
1011 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
1012 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
1013 slpeel_add_loop_guard): Ditto.
1014 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
1015 * lambda-code.c (perfect_nestify): Ditto.
1016 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
1017 before the first statement.
1018 * tree-optimize.c (execute_free_datastructures): Fix comments.
1019 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
1020 * tree-flow.h (disband_implicit_edges): Declaration removed.
1021 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
1023 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
1025 (disband_implicit_edges, has_label_p): Removed.
1026 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
1027 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
1029 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
1031 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
1032 also for COND_EXPRs.
1033 * cfgexpand.c (label_rtx_for_bb): New function.
1034 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
1035 Use label_rtx_for_bb to find the labels.
1036 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
1037 last block. Detect fallthru edges.
1039 2007-04-26 Ian Lance Taylor <iant@google.com>
1042 * reload.c (find_reloads_subreg_address): If the address was valid
1043 in the original mode but not in the new mode, reload the whole
1046 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1048 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
1049 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
1050 (cleanup_control_expr_graph): Do not invalidate dominance info.
1051 Record altered blocks.
1052 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
1053 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
1054 cleanup_tree_cfg_bb): New functions.
1055 (remove_forwarder_block): Do not maintain the worklist of blocks.
1056 Record altered blocks.
1057 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
1059 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
1060 delete_unreachable_blocks if dominators are not available.
1061 * tree-inline.c (optimize_inline_calls): Free dominance information
1063 * tree-flow.h (remove_edge_and_dominated_blocks,
1064 cfgcleanup_altered_bbs): Altered.
1065 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
1067 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
1069 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
1070 do not invalidate dominators.
1072 2007-04-26 Anatoly Sokolov <aesok@post.ru>
1074 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
1075 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
1076 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1077 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1079 2007-04-26 Steve Ellcey <sje@cup.hp.com>
1081 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
1083 2007-04-26 Richard Guenther <rguenther@suse.de>
1085 PR tree-optimization/31703
1086 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
1087 the right type for the target of the bittest.
1089 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1091 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
1092 ix86_sol10_return_in_memory.
1094 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1096 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
1099 2007-04-26 Jakub Jelinek <jakub@redhat.com>
1102 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
1104 PR tree-optimization/30558
1105 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
1106 clear this_state.prev_try.
1108 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1109 Mark Mitchell <mark@codesourcery.com>
1111 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
1112 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
1113 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
1115 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1118 * doc/invoke.texi (%:print-asm-header): Document.
1119 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
1121 (static_spec_functions): Add print-asm-header.
1122 (main): Print a banner before the --target-help linker options.
1123 (print_asm_header_spec_function): New function.
1125 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
1128 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
1129 (movsf_ie): Likewise.
1131 2007-04-25 Paolo Carlini <pcarlini@suse.de>
1133 * doc/extend.texi ([Type Traits]): Adjust per N2255.
1135 2007-04-25 Bob Wilson <bob.wilson@acm.org>
1137 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
1139 (__umodsi3, __modsi3): Likewise.
1141 2007-04-25 Dirk Mueller <dmueller@suse.de>
1143 * c-typeck.c (build_compound_expr): Annotate warning()
1144 call with OPT_Wunused_value.
1145 * tree-ssa.c (warn_uninit): Annotate warning with
1147 * c-common.c (handle_sentinel_attribute): Annotate warning
1148 call with OPT_Wattributes.
1150 2007-04-25 Thiemo Seufer <ths@mips.com>
1152 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
1154 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
1155 on to the assembler. Improve handling of -mno-mips16. Add handling
1156 of -mno-mips3d, -mno-dsp, -mno-dspr2.
1157 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
1158 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
1159 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
1161 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
1164 * config/i386/winnt.c (i386_pe_file_end): Strip only
1165 USER_LABEL_PREFIX when writing export name.
1167 2007-04-25 Richard Sandiford <richard@codesourcery.com>
1169 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
1170 sh/elf.h, vx-common.h and vxworks.h.
1171 * config/sh/sh.h: Include config/vxworks-dummy.h.
1172 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1173 (OVERRIDE_OPTIONS): Use it.
1174 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
1175 (vxworks_picreg): New pattern.
1176 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
1177 VXWORKS_OS_CPP_BUILTINS.
1178 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
1179 to their VXWORKS_* equivalents.
1180 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
1181 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
1182 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
1183 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
1184 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
1185 -mrtp/-fPIC multilibs.
1186 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
1187 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
1188 (MULTILIB_OSDIRNAMES): Delete.
1190 2007-04-25 Anatoly Sokolov <aesok@post.ru>
1193 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
1195 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
1197 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
1198 rounding mode to be specified by the caller.
1199 (real_to_mpfr) Likewise.
1200 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
1201 include new arguments.
1202 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
1204 2007-04-24 Ian Lance Taylor <iant@google.com>
1206 PR tree-optimization/31605
1207 * tree-vrp.c (set_value_range): Check that min and max are not
1208 both overflow infinities.
1209 (set_value_range_to_value): New static function.
1210 (extract_range_from_binary_expr): Call set_value_range_to_value.
1211 (extract_range_from_cond_expr): Likewise.
1212 (extract_range_from_expr): Likewise.
1213 (extract_range_from_unary_expr): Likewise. Don't create a range
1214 which overflows on both sides.
1215 (vrp_meet): Check for a useless range.
1216 (vrp_visit_phi_node): If we see a constant which looks like an
1217 overflow infinity, turn off the TREE_OVERFLOW flag.
1219 2007-04-24 Ian Lance Taylor <iant@google.com>
1221 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
1223 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
1226 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
1227 diagnostic message is being built.
1228 * tree-pretty-print.c (dump_generic_node): Only write the
1229 formatted text into BUFFER's stream if we are not building a
1231 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
1233 * Makefile.in (toplev.o): Depend on tree-pass.h.
1235 2007-04-24 Ian Lance Taylor <iant@google.com>
1237 PR tree-optimization/31602
1238 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
1239 conditionals in the copied loop header.
1240 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
1241 warnings if TREE_NO_WARNING is set.
1242 * doc/invoke.texi (Warning Options): Clarify that
1243 -Wstrict-overflow does not warn about loops.
1245 2007-04-24 Janis Johnson <janis187@us.ibm.com>
1247 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
1248 expand on the comment about _Decimal128 arguments and check the
1249 integer result of the modulus operation; for 64-bit ELF ABI, ensure
1250 that _Decimal128 argument uses even/odd register pair.
1251 (function_arg): Ditto.
1253 2007-04-24 Hui-May Chang <hm.chang@apple.com>
1255 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
1256 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
1258 2007-04-24 Richard Guenther <rguenther@suse.de>
1259 Olga Golovanevsky <olga@il.ibm.com>
1261 * fold-const.c (multiple_of_p): Check for bottom
1264 2007-04-24 Richard Henderson <rth@redhat.com>
1266 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
1267 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
1268 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
1269 looking for non-zero bits shifted out. Avoid a recursive call
1270 when constructing the scalar.
1271 (__floatundisf): Likewise.
1273 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
1275 * dwarf2out.c (field_byte_offset): Move the existing logic
1276 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
1277 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
1279 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1282 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
1283 argument of 0 for memset.
1284 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
1285 unsigned shift instead of the signed variant.
1287 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1289 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
1290 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
1291 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
1292 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
1293 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
1294 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
1295 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
1296 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
1297 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
1298 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
1299 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
1300 "mul<mode>3", "div<mode>3"): Insn definitions added.
1301 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
1302 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
1303 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
1304 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
1305 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
1306 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
1307 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
1308 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
1309 TARGET_FLOAT_FORMAT): Macro definitions removed.
1310 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
1311 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
1312 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
1313 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
1314 (s390_gen_rtx_const_DI): Function removed.
1315 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
1317 2007-04-24 Richard Sandiford <richard@codesourcery.com>
1319 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
1320 over an external ffs function.
1322 2007-04-24 Chao-ying Fu <fu@mips.com>
1323 Richard Sandiford <richard@nildram.co.uk>
1325 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
1326 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
1327 (smadd_widen_optab, umadd_widen_optab): Define.
1328 * optabs.c (init_optabs): Initialize smadd_widen_optab and
1330 * genopinit.c (optabs): Fill in smadd_widen_optab and
1332 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
1333 and umadd_widen_optab to implement multiply-add sequences.
1334 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
1335 (<u>maddsidi4): ...this. Extend condition to include
1336 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
1337 of operand 0 to "ka" and use the three-operand form of madd<u>
1339 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
1341 * config/mips/constraints.md (ka): New register constraint.
1343 2007-04-24 Jan Hubicka <j@suse.cz>
1347 2007-04-23 Jan Hubicka <jh@suse.cz>
1348 * function.c (init_function_start): Don't init line number info.
1349 (expand_function_end): Update.
1350 (reset_block_changes, record_block_change, finalize_block_changes,
1351 check_block_change, free_block_changes): Kill.
1352 * function.h (reset_block_changes, record_block_change,
1353 finalize_block_changes, check_block_change, free_block_changes): Remove
1355 (struct function): Remove ib_boundaries_block.
1356 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1357 Use curr_insn_locator to initialize locator.
1358 (emit_line_note): Remove.
1359 * cfgexpand.c (expand_gimple_cond_expr): Update.
1360 (construct_exit_block): Likewise.
1361 (tree_expand_cfg): Initialize/finalize locators.
1362 * expr.c (expand_expr_real): Update.
1363 * cfglayout.c (line_locators_locs, line_locators_lines,
1364 file_locators_locs, file_locators_files): Remove.
1365 (set_block_levels): Move to cfgexpand.c.
1366 (insn_locators_initialize): Remove.
1367 (pass_insn_locators_initialize): Remove.
1368 (locations_locators_locs, locations_locators_vals): New static vars.
1369 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1371 (insn_locators_alloc, insn_locators_finalize,
1372 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1374 (locator_location): New.
1375 (locator_line, locator_file): Rewrite.
1376 * rtl.h (emit_line_note): Kill.
1377 (insn_locators_alloc, insn_locators_finalize,
1378 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1380 * tree-inline.c (initialize_cfun): Do not initialize
1381 ib_boundaries_block.
1382 * passes.c (pass_insn_locators_initialize): Remove.
1384 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
1386 * doc/invoke.texi: Removed leading '-' from option index entries.
1388 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1390 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
1392 (create_phi_node): Use set_phi_nodes.
1393 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
1394 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
1395 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
1396 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
1397 (bsi_start, bsi_last): Use bb_stmt_list.
1398 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
1399 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
1400 Traverse the statements using tsi iterator.
1401 * basic-block.h (struct basic_block_def): Fields stmt_list
1402 and phi_nodes moved to ...
1403 (struct tree_bb_info): ... new structure.
1404 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
1405 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
1406 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
1407 (tree_verify_flow_info): Verify that il.tree is not set for
1408 entry and exit block.
1409 (tree_split_block): Use set_bb_stmt_list.
1411 2007-04-23 Mike Stump <mrs@apple.com>
1413 * config/i386/i386.c (ix86_tune_features
1414 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
1417 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1419 * config/i386/i386.md (prefix_extra): New attribute.
1420 (length): Add prefix_extra.
1422 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
1423 (sse2_movntv2di): Likewise.
1424 (sse2_cvtps2dq): Likewise.
1425 (sse2_cvtpd2pi): Likewise.
1426 (sse2_cvttpd2pi): Likewise.
1427 (*sse2_cvtpd2ps): Likewise.
1428 (*add<mode>3): Likewise.
1429 (sse2_ssadd<mode>3): Likewise.
1430 (sse2_usadd<mode>3): Likewise.
1431 (*sub<mode>3): Likewise.
1432 (sse2_sssub<mode>3): Likewise.
1433 (sse2_ussub<mode>3): Likewise.
1434 (*mulv8hi3): Likewise.
1435 (*smulv8hi3_highpart): Likewise.
1436 (*umulv8hi3_highpart): Likewise.
1437 (sse2_umulv2siv2di3): Likewise.
1438 (sse2_pmaddwd): Likewise.
1439 (ashr<mode>3): Likewise.
1440 (lshr<mode>3): Likewise.
1441 (ashl<mode>3): Likewise.
1442 (sse2_ashlti3): Likewise.
1443 (sse2_lshrti3): Likewise.
1444 (*umaxv16qi3): Likewise.
1445 (*smaxv8hi3): Likewise.
1446 (*uminv16qi3): Likewise.
1447 (*sminv8hi3): Likewise.
1448 (sse2_eq<mode>3): Likewise.
1449 (sse2_gt<mode>3): Likewise.
1450 (*and<mode>3): Likewise.
1451 (sse2_nand<mode>3): Likewise.
1452 (*ior<mode>3): Likewise.
1453 (*xor<mode>3): Likewise.
1454 (sse2_packsswb): Likewise.
1455 (sse2_packssdw): Likewise.
1456 (sse2_packuswb): Likewise.
1457 (sse2_punpckhbw): Likewise.
1458 (sse2_punpcklbw): Likewise.
1459 (sse2_punpckhwd): Likewise.
1460 (sse2_punpcklwd): Likewise.
1461 (sse2_punpckhdq): Likewise.
1462 (sse2_punpckldq): Likewise.
1463 (sse2_punpckhqdq): Likewise.
1464 (sse2_punpcklqdq): Likewise.
1465 (*sse2_pinsrw): Likewise.
1466 (*sse2_pextrw): Likewise.
1467 (sse2_pshufd_1): Likewise.
1468 (sse2_uavgv16qi3): Likewise.
1469 (sse2_uavgv8hi3): Likewise.
1470 (sse2_psadbw): Likewise.
1471 (sse2_pmovmskb): Likewise.
1472 (*sse2_maskmovdqu): Likewise.
1473 (*sse2_maskmovdqu_rex64): Likewise.
1474 (sse4a_extrqi): Likewise.
1475 (sse4a_extrq): Likewise.
1476 (sse3_lddqu): Set prefix_rep.
1477 (sse3_addsubv4sf3): Likewise.
1478 (sse3_haddv4sf3): Likewise.
1479 (sse3_hsubv4sf3): Likewise.
1480 (sse_cvtss2si): Likewise.
1481 (sse_cvtss2si_2): Likewise.
1482 (sse_cvtss2siq): Likewise.
1483 (sse_cvtss2siq_2): Likewise.
1484 (sse_cvttss2si): Likewise.
1485 (sse_cvttss2siq): Likewise.
1486 (sse2_cvttps2dq): Likewise.
1487 (sse3_movshdup): Likewise.
1488 (sse3_movsldup): Likewise.
1489 (sse2_cvtsd2si): Likewise.
1490 (sse2_cvtsd2si_2): Likewise.
1491 (sse2_cvtsd2siq): Likewise.
1492 (sse2_cvtsd2siq_2): Likewise.
1493 (sse2_cvttsd2si): Likewise.
1494 (sse2_cvttsd2siq): Likewise.
1495 (*sse2_cvtpd2dq): Likewise.
1496 (*sse2_cvttpd2dq): Likewise.
1497 (sse2_pshuflw_1): Likewise.
1498 (sse2_pshufhw_1): Likewise.
1499 (sse4a_insertqi): Likewise.
1500 (sse4a_insertq): Likewise.
1501 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
1502 (ssse3_phadddv4si3): Likewise.
1503 (ssse3_phaddswv8hi3): Likewise.
1504 (ssse3_phsubwv8hi3): Likewise.
1505 (ssse3_phsubdv4si3): Likewise.
1506 (ssse3_phsubswv8hi3): Likewise.
1507 (ssse3_pmaddubswv8hi3): Likewise.
1508 (ssse3_pmulhrswv8hi3): Likewise.
1509 (ssse3_pshufbv16qi3): Likewise.
1510 (ssse3_psign<mode>3): Likewise.
1511 (ssse3_palignrti): Likewise.
1512 (abs<mode>2): Likewise.
1513 (ssse3_phaddwv4hi3): Set prefix_extra.
1514 (ssse3_phadddv2si3): Likewise.
1515 (ssse3_phaddswv4hi3): Likewise.
1516 (ssse3_phsubwv4hi3): Likewise.
1517 (ssse3_phsubdv2si3): Likewise.
1518 (ssse3_phsubswv4hi3): Likewise.
1519 (ssse3_pmaddubswv4hi3): Likewise.
1520 (ssse3_pmulhrswv4hi3): Likewise.
1521 (ssse3_pshufbv8qi3): Likewise.
1522 (ssse3_psign<mode>3): Likewise.
1523 (ssse3_palignrdi): Likewise.
1524 (abs<mode>2): Likewise.
1525 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
1526 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
1527 (sse2_pmovmskb): Set mode to SI instead of V2DF.
1529 2007-04-23 Nick Clifton <nickc@redhat.com>
1531 * params.def: Fix formatting of emacs local variables.
1533 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1535 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
1536 move if inter-unit move isn't allowed.
1537 Don't split moving the first element of V2DI to DI to inter-unit
1538 move if inter-unit move isn't allowed.
1540 2007-04-23 Richard Guenther <rguenther@suse.de>
1542 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
1543 and CDI_POST_DOMINATORS separately.
1545 2007-04-23 Nick Clifton <nickc@redhat.com>
1547 * c.opt (Wformat-contains-nul): Add warning attribute.
1549 2007-04-23 Jan Hubicka <jh@suse.cz>
1551 * function.c (init_function_start): Don't init line number info.
1552 (expand_function_end): Update.
1553 (reset_block_changes, record_block_change, finalize_block_changes,
1554 check_block_change, free_block_changes): Kill.
1555 * function.h (reset_block_changes, record_block_change,
1556 finalize_block_changes, check_block_change, free_block_changes): Remove
1558 (struct function): Remove ib_boundaries_block.
1559 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1560 Use curr_insn_locator to initialize locator.
1561 (emit_line_note): Remove.
1562 * cfgexpand.c (expand_gimple_cond_expr): Update.
1563 (construct_exit_block): Likewise.
1564 (tree_expand_cfg): Initialize/finalize locators.
1565 * expr.c (expand_expr_real): Update.
1566 * cfglayout.c (line_locators_locs, line_locators_lines,
1567 file_locators_locs, file_locators_files): Remove.
1568 (set_block_levels): Move to cfgexpand.c.
1569 (insn_locators_initialize): Remove.
1570 (pass_insn_locators_initialize): Remove.
1571 (locations_locators_locs, locations_locators_vals): New static vars.
1572 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1574 (insn_locators_alloc, insn_locators_finalize,
1575 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1577 (locator_location): New.
1578 (locator_line, locator_file): Rewrite.
1579 * rtl.h (emit_line_note): Kill.
1580 (insn_locators_alloc, insn_locators_finalize,
1581 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1583 * tree-inline.c (initialize_cfun): Do not initialize
1584 ib_boundaries_block.
1585 * passes.c (pass_insn_locators_initialize): Remove.
1587 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1590 * expr.c (reduce_to_bit_field_precision): Handle
1593 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
1595 PR tree-optimization/24659
1596 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
1597 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
1598 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
1599 * genopinit.c (optabs): Rename vec_pack_mod_optab
1600 to vec_pack_trunc_optab.
1601 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
1602 early for scalar floating point operands for NOP_EXPR.
1603 (vectorizable_type_promotion): Ditto.
1604 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
1605 vec_pack_trunc_optab.
1606 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
1608 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
1609 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
1610 Rename from VEC_PACK_MOD_EXPR.
1611 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
1612 * expr.c (expand_expr_real_1): Ditto.
1613 * tree-inline.c (estimate_num_insns_1): Ditto.
1614 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1616 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
1617 (vec_unpacks_lo_v4sf): Ditto.
1618 (vec_pack_trunc_v2df): Ditto.
1619 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
1620 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1621 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
1623 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
1625 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1627 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
1628 Rename from VEC_PACK_MOD_EXPR. This expression also represent
1629 packing of floating point operands.
1630 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
1631 represent unpacking of floating point operands.
1632 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
1633 [vec_unpacks_hi]: Ditto.
1634 [vec_unpacks_lo]: Ditto.
1636 2007-04-22 Jan Hubicka <jh@suse.cz>
1638 * final.c (rest_of_handle_final): Call
1639 targetm.asm_out.constructor/targetm.asm_out.destructor
1640 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
1641 proper priority via decl_*_priority_insert.
1642 * c-common.c (c_expand_body): Likewise.
1644 2007-04-22 Richard Guenther <rguenther@suse.de>
1646 PR tree-optimization/29789
1647 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
1648 (rewrite_reciprocal): New helper split out from
1649 determine_invariantness_stmt.
1650 (rewrite_bittest): Likewise.
1651 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
1652 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
1655 2007-04-22 Revital Eres <eres@il.ibm.com>
1657 * loop-unroll.c (var_to_expand): New field to support also
1658 insns of the form x = something + x.
1659 (analyze_insn_to_expand_var): Use it.
1660 (expand_var_during_unrolling): Likewise.
1662 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1664 * predict.c: Include pointer-set.h.
1665 (bb_predictions): New variable.
1666 (tree_predicted_by_p, tree_predict_edge,
1667 remove_predictions_associated_with_edge): Use bb_predictions map
1668 instead of bb->predictions.
1669 (clear_bb_predictions, assert_is_empty): New functions.
1670 (combine_predictions_for_bb): Use bb_predictions map. Call
1671 clear_bb_predictions.
1672 (tree_estimate_probability): Create and free bb_predictions map.
1673 * Makefile.in (predict.o): Add pointer-set.h dependency.
1674 * basic-block.h (struct basic_block_def): Remove predictions
1676 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
1678 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1681 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
1684 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1686 * timevar.c (timevar_print): Change reference of --disable-checking to
1687 --enable-checking=release. Also warn if assert checking is disabled.
1689 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1692 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
1693 decl as addressable if the compound literal was marked as
1695 Mark the decl as a gimple register if it is a complex or
1696 vector decl and does not live in memory.
1698 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1700 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
1701 (GENERIC_NEXT): New function macro.
1702 (PHI_CHAIN): Use phi_node's new chain variable.
1703 (tree_phi_node): Change tree_common to tree_base
1704 and add the chain field.
1705 * tree-phinodes.c (make_phi_node): Don't set
1706 TREE_TYPE on the new node.
1707 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
1708 instead of checking GIMPLE_TUPLE_P in chain_next.
1709 * tree-vect-transform.c
1710 (get_initial_def_for_induction): Look at
1711 PHI_RESULT_TREE for the type of the phi node.
1712 (update_vuses_to_preheader): Use PHI_CHAIN
1713 instead of TREE_CHAIN on the phi node.
1714 * tree-ssa-structalias.c (compute_points_to_sets):
1716 (ipa_pta_execute): Likewise.
1718 2007-04-21 Richard Guenther <rguenther@suse.de>
1721 * fold-const.c (fold_unary): Call fold_convert_const on the
1724 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
1726 * gcse.c (store_killed_in_insn): Handle PARALLELs.
1727 (store_killed_in_pat): New.
1729 2007-04-20 Richard Henderson <rth@redhat.com>
1732 * config/i386/i386.c (type_has_variadic_args_p): Look for any
1733 TREE_LIST with a void_type_node value, not void_list_node exactly.
1735 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
1737 * doc/standards.texi: Re-arrange into language-specific
1738 subsections. Add a C++ section, documenting which standards we
1741 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1743 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
1744 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
1746 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
1748 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
1749 ecrti.o and crtbegin.o.
1750 (LIB_DEFAULT_SPEC): Include -lc.
1751 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
1753 2007-04-20 Richard Henderson <rth@redhat.com>
1756 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
1757 argument; update all callers.
1758 (get_unaligned_offset): New.
1759 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
1760 get_unaligned_address, just pass on the address directly.
1761 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
1762 the subreg in the helper patterns.
1763 (unaligned_extendqidi_le): Use get_unaligned_offset.
1764 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
1765 (unaligned_extendhidi_be): Likewise.
1766 (unaligned_extendhidi): Tidy.
1767 * config/alpha/alpha-protos.h: Update.
1769 2007-04-20 Richard Henderson <rth@redhat.com>
1771 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
1772 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
1773 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
1774 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1775 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1776 (CPP_SPEC): Don't include %(cpp_subtarget).
1777 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
1778 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
1779 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
1781 2007-04-20 Jakub Jelinek <jakub@redhat.com>
1783 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
1784 for __builtin_ia32_cmpordss.
1786 PR tree-optimization/31632
1787 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1788 and arg1 for optimizations of comparison against min/max values.
1789 Fold arg0 to arg1's type for optimizations of comparison against
1790 min+1 and max-1 values.
1792 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
1794 * reload.c (combine_reloads): When trying to use a dying register,
1795 check whether it's uninitialized and don't use if so.
1797 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
1799 * fold-const.c: Remove prototypes for native_encode_expr and
1800 native_interpret_expr.
1801 (native_encode_expr): Make non-static.
1802 (native_interpret_expr): Likewise.
1803 * tree.h: Add prototypes for the above.
1805 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1807 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
1808 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
1809 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
1810 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
1811 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
1812 Add length attributes.
1814 2007-04-19 Janis Johnson <janis187@us.ibm.com>
1816 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
1819 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
1820 __STDC_WANT_DEC_FP__.
1822 2007-04-19 Joseph Myers <joseph@codesourcery.com>
1824 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
1825 for long double compatibility.
1826 * configure: Regenerate.
1828 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1830 PR rtl-optimization/29841
1831 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
1833 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
1834 that may cause control flow transfer from being moved.
1836 2007-04-18 Jan Hubicka <jh@suse.cz>
1838 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
1841 2007-04-18 Eric Christopher <echristo@apple.com>
1843 * config/rs6000/darwin.md (load_macho_picbase): Use link register
1844 only. Update operands.
1845 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
1846 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
1847 link register to pic register.
1849 2007-04-18 Dirk Mueller <dmueller@suse.de>
1852 * tree-vrp.c (search_for_addr_array): New.
1853 (check_array_bounds): Suppress warning about
1854 address taken of array refs if its not de-referenced.
1856 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1858 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
1859 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
1861 * tree-vectorizer.h (NITERS_KNOWN_P): New.
1862 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
1863 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
1865 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
1867 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
1869 (vect_analyze_scalar_cycles): Fix indentation.
1870 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
1871 (vect_mark_relevant): Include phis in relevance analysis.
1873 * tree-vect-transform.c (vect_transform_loop): Add an assert.
1875 2007-04-18 Anatoly Sokolov <aesok@post.ru>
1877 * config/avr/avr.c (ptrreg_to_str): Replace error() with
1878 output_operand_lossage().
1880 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1882 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
1883 the unused code for reduction without adjust-in-epilog to simplify the
1886 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
1888 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
1889 (S390_TDC_NEGATIVE_ZERO): New constant.
1890 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
1891 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
1892 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
1893 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
1894 (S390_TDC_POSITIVE_INFINITY): New constant.
1895 (S390_TDC_NEGATIVE_INFINITY): New constant.
1896 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
1897 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
1898 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
1899 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
1900 (S390_TDC_INFINITY): New constant.
1901 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
1902 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
1903 optimization for UNSPEC_CCZ_TO_INT.
1904 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
1905 ("*ccz_to_int"): New insn.
1906 ("isinf<mode>2"): New insn.
1907 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
1908 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
1909 (UNSPEC_CCZ_TO_INT): New constant.
1911 2007-04-18 Richard Guenther <rguenther@suse.de>
1913 PR tree-optimization/19431
1914 PR tree-optimization/21463
1915 * tree-pass.h (pass_phiprop): Declare.
1916 * passes.c (init_optimization_passes): New phiprop pass.
1917 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
1918 (phivn_valid_p): New helper function.
1919 (phiprop_insert_phi): Likewise.
1920 (propagate_with_phi): Likewise.
1921 (tree_ssa_phiprop): New propagator propagating loads
1922 through phi nodes if profitable.
1924 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
1926 * tree-vect-analyze.c (process_use): New function.
1927 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
1928 Check phis in all bbs.
1929 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
1932 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
1934 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
1937 2007-04-17 Anatoly Sokolov <aesok@post.ru>
1940 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
1943 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
1945 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
1947 (sse_vmmulv4sf3): Likewise.
1948 (sse2_vmaddv2df3): Likewise.
1949 (sse2_vmmulv2df3): Likewise.
1951 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
1953 PR rtl-optimization/31360
1954 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
1955 (target_reg_cost): New.
1956 (init_set_costs): Initialize target_reg_cost. Add comments
1957 regarding the rationale of the costs.
1958 (global_cost_for_size): Renamed to...
1959 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
1960 of register pressure.
1961 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
1962 estimate_reg_pressure_cost. Add number of ivs.
1963 (determine_set_costs): Dump target_reg_cost.
1964 * loop-invariant.c (gain_for_invariant): Use
1965 estimate_reg_pressure_cost. Removed n_inv_uses argument.
1966 (best_gain_for_invariant, find_invariants_to_move): Remove
1968 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
1969 (target_reg_cost): Declare.
1970 (global_cost_for_size): Declaration removed.
1971 (estimate_reg_pressure_cost): Declare.
1973 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
1975 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
1976 regnos into even/odd register pairs.
1977 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
1978 TDmode similar to the other floating point modes.
1979 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
1980 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
1982 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
1983 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
1984 (movdd_hardfloat64): Use TARGET_MFPGPR.
1986 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
1988 * reload1.c (delete_output_reload): Don't count output in n_inherited.
1991 2005-01-05 Richard Henderson <rth@redhat.com>
1993 * reload1.c (do_input_reload): Restrict the optimization deleteing
1994 a previous output reload to RELOAD_FOR_INPUT.
1996 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
1998 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
1999 induc_vec_info_type.
2000 (vectorizable_induction): New function declaration.
2001 * tree-vect-transform.c (get_initial_def_for_induction): No need to
2002 check if already vectorized. Find first place in BB where new stmts
2003 can be inserted. Takes only one argument.
2004 (vectorizable_induction): New function.
2005 (vect_transform_stmt): Add case for induc_vec_info_type to call
2006 vectorizable_induction.
2007 (vect_transform_loop): Consider phis for vectorization.
2008 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
2010 (analyze_operations): Call vectorizable_induction when analyzing phis.
2012 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
2013 (vect_mark_relevant): Include phis in relevance analysis.
2014 (vect_mark_stmts_to_be_vectorize): Likewise.
2015 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
2017 2007-04-16 Lawrence Crowl <crowl@google.com>
2019 * doc/invoke.texi (Debugging Options): Add documentation for the
2020 -femit-struct-debug options -femit-struct-debug-baseonly,
2021 -femit-struct-debug-reduced, and
2022 -femit-struct-debug-detailed[=...].
2024 * c-opts.c (c_common_handle_option): Add
2025 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
2026 and OPT_femit_struct_debug_detailed_.
2027 * c.opt: Add specifications for
2028 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
2029 and -femit-struct-debug-detailed[=...].
2030 * opts.c (set_struct_debug_option): Parse the
2031 -femit-struct-debug-... options.
2032 * opts.c (matches_main_base, main_input_basename,
2033 main_input_baselength, base_of_path, matches_main_base): Add
2034 variables and functions to compare header base name to compilation
2036 * opts.c (should_emit_struct_debug): Add to determine to emit a
2037 structure based on the option.
2038 (dump_struct_debug) Also disabled function to debug this
2040 * opts.c (handle_options): Save the base name of the
2043 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
2044 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
2045 This hook indicates if a type is generic. Set it by default
2047 * langhooks.h (struct lang_hooks_for_types): Add a new hook
2048 to determine if a struct type is generic or not.
2049 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
2050 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
2051 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
2054 * flags.h (enum debug_info_usage): Add an enumeration to describe
2055 a program's use of a structure type.
2056 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
2057 to indicate the program's usage of the type. Filter structs based
2058 on the -femit-struct-debug-... specification.
2059 (gen_type_die): Split into two routines, gen_type_die and
2060 gen_type_die_with_usage. gen_type_die is now a wrapper
2061 that assumes direct usage.
2062 (gen_type_die_with_usage): Replace calls to gen_type_die
2063 with gen_type_die_with_usage adding the program usage of
2064 the referenced type.
2065 (dwarf2out_imported_module_or_decl): Suppress struct debug
2066 information using should_emit_struct_debug when appropriate.
2068 2007-04-16 Ian Lance Taylor <iant@google.com>
2070 PR tree-optimization/31522
2071 * tree-vrp.c (vr_phi_edge_counts): New static variable.
2072 (vrp_initialize): Allocate vr_phi_edge_counts.
2073 (vrp_visit_phi_node): Don't push to infinity if we saw a new
2074 executable edge. Drop test for all constants.
2075 (vrp_finalize): Free vrp_phi_edge_counts.
2077 * doc/cpp.texi (Common Predefined Macros): Clarify description of
2078 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
2080 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
2081 predecessors at head rather than tail.
2083 2007-04-16 Matthias Klose <doko@debian.org>
2085 * config/alpha/linux.h (CPP_SPEC): Define.
2086 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
2088 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
2090 * function.h: Remove sequence_stack extern declaration.
2092 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
2094 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
2096 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
2099 2007-04-16 Anatoly Sokolov <aesok@post.ru>
2101 * config/avr/avr.c (avr_arch_types): Rearranging array.
2102 (enum avr_arch): Add.
2103 (avr_mcu_types): Use avr_arch enumeration constants instead of
2105 * config/avr/avr.h (LINK_SPEC): Simplify.
2107 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
2109 * config/m68k/m68k.c (m68k_libcall_value,
2110 m68k_function_value): Use macros for register names more.
2112 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
2114 (M68K_REGNAME): Use A6_REG.
2115 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
2117 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2120 * sched-int.h (struct deps): Split field 'pending_lists_length' into
2121 'pending_read_list_length' and 'pending_write_list_length'. Update
2123 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
2124 to handle two length counters instead of one. Update all uses.
2125 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
2126 two length counters instead of one.
2127 * sched-rgn.c (propagate_deps): Update to handle two length counters
2130 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
2133 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
2134 copy of source, pass it to ix86_expand_vector_set and return
2137 2007-04-16 David Ung <davidu@mips.com>
2138 Joseph Myers <joseph@codesourcery.com>
2140 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
2141 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
2142 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
2143 Add 74K processor information.
2144 * config/mips/mips.md: Include 74k.md.
2145 (cpu): Add 74kc,74kf,74kx.
2146 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
2147 * config/mips/74k.md: New.
2148 * doc/invoke.texi (MIPS Options): Document 74K support.
2150 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
2152 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
2153 vectorizable_* functions.
2154 * tree-vect-transform.c (vectorizable_call): Add check for
2155 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
2156 (vectorizable_store): likewise.
2157 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
2159 (vectorizable_operation, vectorizable_type_demotion): Likewise.
2160 (vectorizable_type_promotion, vectorizable_load): Likewise.
2161 (vectorizable_live_operation, vectorizable_condition): Likewise.
2162 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
2164 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
2166 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2168 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
2169 register numbers more.
2170 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
2171 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
2172 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
2173 FUNCTION_VALUE_REGNO_P): Likewise.
2174 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
2175 STATIC_CHAIN_REGNUM): Likewise.
2176 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
2177 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
2178 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
2179 * config/m68k/m68k.md (FP_REG): New.
2181 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2183 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
2186 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2188 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
2189 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
2192 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2194 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
2197 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2200 * c-decl.c (finish_decl): Grab the type of the decl after the call
2201 to store_init_value.
2203 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
2205 * common.opt (fforward-propagate): Fix "Optimization" annotation.
2207 2007-04-14 Jakub Jelinek <jakub@redhat.com>
2210 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
2211 post dominators and cleanup cfg before returning.
2213 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
2215 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
2216 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
2218 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
2220 * config.gcc: Recognize fido.
2221 * config/m68k/m68k-devices.def (fidoa): New.
2222 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
2224 (FL_FIDOA, TARGET_FIDOA): New.
2225 * config/m68k/m68k.opt (mfidoa): New.
2227 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2230 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
2231 when a personality function is used.
2233 2007-04-13 Bob Wilson <bob.wilson@acm.org>
2235 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
2237 2007-04-13 Mike Stump <mrs@apple.com>
2239 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
2241 * config/darwin.opt (fapple-kext): Make C++ only.
2242 * config/darwin.c (darwin_override_options): Remove code to ensure
2243 -fapple-kext is given for C++ only.
2245 2007-04-13 Richard Sandiford <richard@codesourcery.com>
2247 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
2248 * config/mips/mips.c (override_options): Call
2249 SUBTARGET_OVERRIDE_OPTIONS, if defined.
2251 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2253 * config/i386/i386.opt (msvr3-shlib): Removed.
2255 * doc/invoke.texi: Remove -msvr3-shlib.
2257 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2259 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
2260 with "popcnt" instruction.
2262 2007-04-13 Richard Guenther <rguenther@suse.de>
2264 PR tree-optimization/21258
2265 * tree-vrp.c (compare_case_labels): New helper.
2266 (find_switch_asserts): New function.
2267 (find_assert_locations): Call it for SWITCH_EXPRs.
2269 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
2271 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
2272 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
2273 check is now implied in X87_FLOAT_MODE_P.
2274 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2275 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2276 (fix_trunc<mode>_i386_fisttp): Ditto.
2277 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2278 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2279 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2280 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2281 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2282 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2283 (unnamed_splitters): Ditto.
2284 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
2285 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
2286 FIRST_SSE_REG for local functions when SSE math is enabled or
2287 for functions with sseregparm attribute.
2288 (standard_80387_constant_p): Return -1 if mode is not
2290 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
2291 (ix86_expand_compare): Ditto.
2292 (ix86_expand_carry_flag_compare): Ditto.
2293 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
2294 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
2295 DECIMAL_FLOAT_MODE_P.
2296 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
2297 of SCALAR_FLOAT_MODE_P.
2298 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
2299 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
2300 checks before FLOAT_MODE_P.
2301 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
2302 before FLOAT_MODE_P.
2307 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
2309 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
2310 Charles Wilson <libtool@cwilson.fastmail.fm>
2312 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
2313 (libgcc.mvars): Don't depend on them.
2314 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
2315 * exec-tool.in: New.
2317 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
2319 * doc/invoke.text (--help): Document --help=common.
2321 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
2323 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
2325 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2327 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
2328 * genemit.c (main): Emit #include "integrate.h".
2329 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
2330 (LOADGP_RTP): New mips_loadgp_style.
2331 * config/mips/mips.h: Include config/vxworks-dummy.h.
2332 (TARGET_RTP_PIC): New macro.
2333 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
2334 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
2335 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
2337 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
2338 -mvxworks-pic when using -mrtp and a PIC option.
2339 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
2341 (mips_symbolic_constant_p, mips_symbolic_address_p)
2342 (mips_symbol_insns): Handle SYMBOL_HALF.
2343 (override_options): Warn about -G and -mrtp being used together.
2344 Initialize mips_lo_relocs[SYMBOL_HALF].
2345 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
2346 (mips_emit_loadgp): Handle LOADGP_RTP.
2347 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
2348 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
2349 (tablejump): Handle function-relative case table entries if
2351 * config/mips/predicates.md (symbol_ref_operand): New predicate.
2353 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2355 * config/mips/mips.md (load_call<mode>): Allow any general register.
2357 (sibcall_value_internal, sibcall_value_multiple_internal)
2358 (call_value_internal, call_value_split, call_value_multiple_internal)
2359 (call_value_multiple_split): Remove constraints from operand 0.
2361 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2363 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
2364 rather than loadgp_noshared.
2365 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
2366 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
2368 * config/mips/mips.md (loadgp): Rename to...
2369 (loadgp_newabi): ...this.
2370 (loadgp_noshared): Rename to...
2371 (loadgp_absolute): ...this.
2373 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2375 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
2376 false for locally-binding symbols.
2377 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
2379 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2381 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
2382 (SYMBOL_GOT_PAGE_OFST): ...this.
2383 (SYMBOL_GOT_GLOBAL): Rename to...
2384 (SYMBOL_GOT_DISP): ...this.
2385 (SYMBOL_GOTOFF_GLOBAL): Rename to...
2386 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
2387 * config/mips/mips.c (mips_global_symbol_p): New function.
2388 (mips_symbol_binds_local_p): Likewise.
2389 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
2390 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
2391 and mips_symbol_binds_local_p.
2392 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
2393 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
2394 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
2396 (mips_ok_for_lazy_binding_p): New function.
2397 (mips_load_call_address, mips_expand_call): Use it.
2398 (mips_dangerous_for_la25_p): Likewise.
2399 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
2400 (*got_disp<mode>): Use got_disp_operand instead of
2401 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
2402 SYMBOL_GOTOFF_GLOBAL.
2403 (*got_page<mode>): Use got_page_ofst_operand instead of
2405 * config/mips/predicates.md (const_call_insn_operand): Use
2406 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
2407 (global_got_operand): Rename to...
2408 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
2410 (local_got_operand): Rename to...
2411 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
2412 of SYMBOL_GOT_LOCAL.
2414 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2416 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
2417 TARGET_CALL_CLOBBERED_GP.
2418 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2419 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
2420 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
2421 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
2422 of TARGET_ABICALLS && !TARGET_NEWABI.
2423 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2424 * config/mips/mips.c (mips_load_call_address): Check
2425 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2426 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2427 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2428 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
2429 TARGET_ABICALLS && TARGET_NEWABI.
2430 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
2432 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
2433 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
2434 TARGET_ABICALLS && TARGET_NEWABI.
2435 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
2436 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
2437 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
2438 whether indirect calls must use $25.
2439 (mips_extra_live_on_entry): Check TARGET_GOT instead of
2441 * config/mips/mips.md (jal_macro): Check flag_pic and
2442 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
2443 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
2444 instead of TARGET_ABICALLS.
2445 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
2446 TARGET_ABICALLS && TARGET_OLDABI.
2447 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2448 (sibcall): In the comment above the define_insn, mention
2449 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
2450 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
2451 instead of TARGET_ABICALLS.
2453 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2455 * doc/md.texi (Blackfin family constraints): Document PA and PB.
2456 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
2457 (MACFLAGS_MATCH_P): New macro.
2458 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
2459 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
2460 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
2461 the other MACFLAG constants.
2462 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
2463 (flag_machi): Tighten constraints. Renumber some of the operands.
2464 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
2466 (flag_machi_parts_acconly): New pattern.
2467 (flag_macinithi): Tighten constraints. Allow any accumulator to be
2469 (flag_macinit1hi): Tighten constraints.
2470 (flag_mul_macv2hi_parts_acconly): New pattern.
2472 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
2473 Use a more efficient implementation.
2474 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
2475 inline sequences when not optimizing for size.
2477 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
2478 movhi_high2low): Delete, merge functionality into...
2479 (packv2hi): ... this pattern.
2481 2007-02-11 Jie Zhang <jie.zhang@analog.com>
2482 * config/bfin/bfin.opt (msim): New option.
2483 (mcpu=): New option.
2484 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
2485 (bfin_cpu_t): Typedef of enum bfin_cpu.
2486 (bfin_cpu_type): New declaration.
2487 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
2488 -msim and -mcpu= options.
2489 (LIB_SPEC): Likewise.
2490 * config/bfin/bfin.c (bfin_cpu_type): Define.
2491 (bfin_handle_option): Handle -mcpu= option.
2492 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
2493 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
2494 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
2496 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2498 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
2499 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
2500 (powerpc-wrs-vxworksae): Use ${tm_file}.
2501 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
2502 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
2503 * config/i386/vx-common.h: New file.
2505 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2507 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
2510 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
2512 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
2515 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
2519 * c-common.c (c_build_qualified_type): Set canonical type
2522 2007-04-12 Richard Guenther <rguenther@suse.de>
2524 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
2525 lower bound and element size if lower bound is not zero
2526 or either of the ARRAY_REF operands is set.
2528 2007-04-12 Richard Guenther <rguenther@suse.de>
2530 PR tree-optimization/24689
2531 PR tree-optimization/31307
2532 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
2534 * gimplify.c (canonicalize_addr_expr): To be consistent with
2535 gimplify_compound_lval only set operands two and three of
2536 ARRAY_REFs if they are not gimple_min_invariant. This makes
2537 it never at this place.
2538 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
2540 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2542 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
2543 null before emitting a .nsubspa directive.
2545 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2547 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
2548 need_to_partition_p if there are no memory statements in the
2551 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2553 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
2554 (gcd_of_steps_may_divide_p): New function.
2555 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
2557 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2559 * reload.c (find_reloads_toplev, find_reloads_address,
2560 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
2561 not a pointer equality test, to decide if we need to call
2562 push_reg_equiv_alt_mem.
2564 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
2566 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
2567 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
2568 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
2570 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2572 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
2573 vector to be positive.
2575 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2579 * doc/invoke.texi: Document --params max-aliased-vops and
2581 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
2582 debug_memory_partitions): Move to tree-flow.h
2583 * params.h (AVG_ALIASED_VOPS): Define.
2584 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
2586 (mp_info_t): Likewise.
2587 (get_mem_sym_stats_for): New.
2588 (set_memory_partition): Move from tree-flow-inline.h.
2589 (mark_non_addressable): Only clear the set of symbols for the
2590 partition if it exists.
2591 (dump_memory_partitions): Move from tree-ssa-operands.c
2592 (debug_memory_partitions): Likewise.
2593 (need_to_partition_p): New.
2594 (dump_mem_ref_stats): New.
2595 (debug_mem_ref_stats): New.
2596 (dump_mem_sym_stats): New.
2597 (debug_mem_sym_stats): New.
2598 (update_mem_sym_stats_from_stmt): New.
2599 (compare_mp_info_entries): New.
2600 (mp_info_cmp): Call it.
2601 (sort_mp_info): Change argument to a list of mem_sym_stats_t
2603 (get_mpt_for): Move from tree-ssa-operands.c.
2604 (find_partition_for): New.
2605 (create_partition_for): Remove.
2606 (estimate_vop_reduction): New.
2607 (update_reference_counts): New.
2608 (build_mp_info): New.
2609 (compute_memory_partitions): Refactor.
2610 Document new heuristic.
2611 Call build_mp_info, update_reference_counts,
2612 find_partition_for and estimate_vop_reduction.
2613 (compute_may_aliases): Populate virtual operands before
2614 calling debugging dumps.
2615 (delete_mem_sym_stats): New.
2616 (delete_mem_ref_stats): New.
2617 (init_mem_ref_stats): New.
2618 (init_alias_info): Call it.
2619 (maybe_create_global_var): Remove alias_info argument.
2620 Get number of call sites and number of pure/const call sites
2621 from gimple_mem_ref_stats().
2622 (dump_alias_info): Call dump_memory_partitions first.
2623 (dump_points_to_info_for): Show how many times a pointer has
2625 * opts.c (decode_options): For -O2 set --param
2626 max-aliased-vops to 500.
2627 For -O3 set --param max-aliased-vops to 1000 and --param
2628 avg-aliased-vops to 3.
2629 * fortran/options.c (gfc_init_options): Remove assignment to
2631 * tree-flow-inline.h (gimple_mem_ref_stats): New.
2632 * tree-dfa.c (dump_variable): Dump memory reference
2634 Dump NO_ALIAS* settings.
2635 (referenced_var_lookup): Tidy.
2636 (mem_sym_stats): New.
2637 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
2638 and ORIG are different SSA names for a memory partition.
2639 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
2640 * tree-flow.h (struct mem_sym_stats_d): Define.
2641 (mem_sym_stats_t): Define.
2642 (struct mem_ref_stats_d): Define.
2643 (struct gimple_df): Add field mem_ref_stats.
2644 (enum noalias_state): Define.
2645 (struct var_ann_d): Add bitfield noalias_state.
2646 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
2647 debug_mem_ref_stats, debug_memory_partitions,
2648 debug_mem_sym_stats): Declare.
2649 * tree-ssa-structalias.c (update_alias_info): Update call
2650 sites, pure/const call sites and asm sites in structure
2651 returned by gimple_mem_ref_stats.
2652 Remove local variable IS_POTENTIAL_DEREF.
2653 Increase NUM_DEREFS if the memory expression is a potential
2655 Call update_mem_sym_stats_from_stmt.
2656 If the memory references memory, call
2657 update_mem_sym_stats_from_stmt for all the direct memory
2658 symbol references found.
2659 (intra_create_variable_infos): Set noalias_state field for
2660 pointer arguments according to the value of
2661 flag_argument_noalias.
2662 * tree-ssa-structalias.h (struct alias_info): Remove fields
2663 num_calls_found and num_pure_const_calls_found.
2664 (update_mem_sym_stats_from_stmt): Declare.
2665 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
2666 Set default value to 100.
2667 (PARAM_AVG_ALIASED_VOPS): Define.
2669 2007-04-11 Richard Guenther <rguenther@suse.de>
2672 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
2673 a * -b + c as c - a * b if we honor sign dependent rounding.
2675 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2677 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
2679 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
2680 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
2682 (initialize_trampoline): Don't use old-style function definition.
2683 (bfin_secondary_reload): Mark IN_P argument as unused.
2685 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
2687 PR tree-optimization/31343
2688 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
2689 (build_polynomial_chrec): Return a scalar when the evolution is zero.
2690 * testsuite/gcc.dg/vect/pr31343.c: New.
2692 2007-04-10 Eric Christopher <echristo@apple.com>
2694 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
2695 * config/i386/i386.md (*cmpfp0): Use.
2696 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2697 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2698 (fix_trunc<mode>_i386_fisttp): Ditto.
2699 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2700 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2701 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2702 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2703 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2704 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2705 (unnamed_splitters): Ditto.
2706 * config/i386/i386.c (output_fix_trunc): Assert that
2707 we're not being passed a TFmode operand.
2709 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
2711 PR tree-optimization/31526
2712 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
2713 n_basic_blocks to find newly added blocks.
2715 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
2717 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
2719 (fix_trunc<mode>si_sse): Ditto.
2720 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
2721 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
2722 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
2723 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
2724 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
2725 expander using SSEMODEF mode macro.
2726 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
2727 expander using SSEMODEF mode macro.
2728 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
2729 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
2730 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
2731 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
2732 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
2733 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
2734 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
2735 Macroize insn using X87MODEF mode macro.
2737 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
2739 * config/i386/sse.md (sse2_pinsrw): Removed.
2740 (sse2_pextrw): Renamed to ...
2741 (*sse2_pextrw): This.
2743 2007-04-09 Jan Hubicka <jh@suse.cz>
2746 * config/i386/sse.md
2747 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
2748 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
2749 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
2750 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
2752 2007-04-09 Jan Hubicka <jh@suse.cz>
2754 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
2755 multiple fields of union.
2757 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
2759 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
2760 (create_preheaders): Check that loops are available.
2761 (fix_loop_structure): Clean up, improve comments.
2762 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
2763 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
2765 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
2766 * predict.c (tree_estimate_probability): Do not call
2767 calculate_dominance_info. Call create_preheaders.
2768 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
2769 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
2771 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
2772 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
2773 * tree-cfg.c (tree_split_edge): Make an assert more precise.
2774 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
2777 2007-04-08 Jan Hubicka <jh@suse.cz>
2779 * tree.h (maybe_fold_offset_to_component_ref): Declare.
2780 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
2781 * fold-const.c (fold_unary): Use it.
2783 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
2785 * varasm.c (assemble_variable): Remove call to
2786 lang_hooks.decls.prepare_assemble_variable.
2787 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
2788 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
2789 * langhooks.h (lang_hooks_for_decls): Remove
2790 prepare_assemble_variable.
2792 2007-04-08 Mike Stump <mrs@apple.com>
2794 * config/i386/i386.c: Use inc/dec on Core2.
2796 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
2798 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
2799 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2800 lhd_tree_inlining_end_inlining): Remove.
2801 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
2802 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
2804 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
2805 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
2806 lhd_tree_inlining_end_inlining): Remove prototypes.
2807 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
2808 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
2809 LANG_HOOKS_TREE_INLINING_START_INLINING,
2810 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
2812 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
2815 2007-04-08 Anatoly Sokolov <aesok@post.ru>
2818 * config/avr/predicates.md (io_address_operand): Delete predicate.
2819 (low_io_address_operand): Don't use 'mode' argument.
2820 (higth_io_address_operand): Rename ...
2821 (high_io_address_operand): ... to this. Don't use 'mode' argument.
2822 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
2825 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
2827 Revert change removing staticp.
2829 2007-04-07 Anatoly Sokolov <aesok@post.ru>
2832 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
2835 2007-04-07 Bruce Korb <bkorb@gnu.org>
2837 * c.opt: Add -Wformat-contains-nul.
2838 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
2840 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
2841 the NUL byte warning.
2843 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
2845 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
2847 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2849 * tree.c (staticp): No longer use staticp langhook.
2850 * langhooks.c (lhd_staticp): Removed.
2851 * langhooks.h (struct lang_hooks): Remove staticp.
2852 * c-common.c (c_staticp): Remove.
2853 * c-common.h (c_staticp): Ditto.
2854 * langhooks-defs.h (lhd_staticp): Ditto.
2855 (LHD_HOOKS_STATICP): Ditto
2856 * tree.h (gcc_assert_lowered): New macro.
2858 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
2860 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
2861 argument "reliable".
2862 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
2863 Add argument "reliable". Propagate it through calls.
2864 (infer_loop_bounds_from_undefined): Derive number of iterations
2865 estimates from references in blocks that do not dominate loop latch.
2866 (gcov_type_to_double_int): New function.
2867 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
2868 and expected_loop_iterations_unbounded.
2869 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
2870 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
2871 * tree-data-ref.c (estimated_loop_iterations): Export.
2872 (get_references_in_stmt): Fix -- do not return addresses of local
2874 * cfgloop.h (expected_loop_iterations_unbounded,
2875 estimated_loop_iterations): Declare.
2877 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
2879 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
2881 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2883 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
2884 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
2885 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
2886 Use output_387_reg_move().
2887 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
2888 expander using X87MODEF12 mode macro.
2889 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
2890 choosing register preferences. Use output_387_reg_move().
2891 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
2892 instead of "x". Use output_387_reg_move().
2893 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
2894 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
2895 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
2896 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
2897 Use output_387_reg_move().
2898 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
2900 (*truncxf?f_i387 splitter): Ditto.
2902 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
2904 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2905 LANG_HOOKS_SAFE_FROM_P.
2906 * expr.c (safe_from_p): Remove langhook call.
2907 * langhooks.h (lang_hooks): Remove safe_from_p.
2908 (lhd_safe_from_p): Remove prototype.
2909 * langhooks.c (lhd_safe_from_p): Remove.
2911 2007-04-06 Jan Hubicka <jh@suse.cz>
2913 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
2916 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
2918 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
2919 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
2920 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
2921 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
2923 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
2924 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
2926 2007-04-05 Richard Henderson <rth@redhat.com>
2928 * config/alpha/alpha.c (print_operand) [+]: Remove.
2929 (alpha_end_function): Print nop if call at end of function.
2930 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
2931 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
2932 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
2933 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
2934 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
2935 the call pattern. Update peepholes to match.
2937 2007-04-05 Janis Johnson <janis187@us.ibm.com>
2939 * doc/extend.texi (Other Builtins): Add decimal float variants
2941 * builtins.def: Ditto.
2942 * builtins.c (expand_builtin): Ditto.
2944 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
2945 H.J. Lu <hongjiu.lu@intel.com>
2948 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
2949 of V8HImode when calling ix86_binary_operator_ok.
2950 (sse2_pmaddwd): Call ix86_binary_operator_ok.
2951 (sdot_prodv8hi): Operands 1 and 2 must be register.
2953 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2955 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
2956 initialize align to silence bogus warning.
2958 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2961 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
2963 (struct sra_walk_fns): Remove use_all parameter from use.
2964 (sra_hash_tree): Handle BIT_FIELD_REFs.
2965 (sra_elt_hash): Don't hash bitfld blocks.
2966 (sra_elt_eq): Skip them in parent compares as well. Handle
2968 (sra_walk_expr): Don't maintain or pass down use_all_p.
2969 (scan_use): Remove use_all parameter.
2970 (scalarize_use): Likewise. Re-expand assignment to
2971 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
2972 output, and re-scalarize after output. Don't mark anything
2974 (scalarize_ldst): Adjust.
2975 (scalarize_walk_gimple_modify_statement): Likewise.
2976 (build_element_name_1): Handle BIT_FIELD_REFs.
2977 (instantiate_element): Don't warn for any element whose parent
2979 (instantiate_missing_elements_1): Return the sra_elt.
2980 (canon_type_for_field): New.
2981 (try_instantiate_multiple_fields): New.
2982 (instantiate_missing_elemnts): Use them.
2983 (mark_no_warning): Removed.
2984 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2985 (REPLDUP, sra_build_elt_assignment): New.
2986 (generate_copy_inout): Use them.
2987 (generate_element_copy): Likewise. Handle bitfld differences.
2988 (generate_element_zero): Don't recurse for blocks. Use
2989 sra_build_elt_assignment.
2990 (generate_one_element_int): Take elt instead of var. Use
2991 sra_build_elt_assignment.
2992 (generate_element_init_1): Adjust.
2993 (scalarize_use, scalarize_copy): Use REPLDUP.
2994 (scalarize_ldst): Move assert before dereference.
2995 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2997 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
2999 * regmove.c: Fix unused variable warnings due to previous commit.
3001 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
3003 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
3004 (regmove_bb_head): Remove.
3005 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
3006 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
3007 problems with fixup_match_1.
3008 Don't initialize/free regmove_bb_head.
3010 (reg_is_remote_constant_p): If an insn is in the same basic block
3011 but not before INSN, consider it remote, too.
3013 2007-04-05 Anatoly Sokolov <aesok@post.ru>
3016 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
3017 DECL_ASSEMBLER_NAME, not the DECL_NAME.
3019 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
3021 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
3022 (CONDITIONAL_REGISTER_USAGE): Likewise.
3024 2007-04-04 Richard Henderson <rth@redhat.com>
3026 * config/alpha/lib1funcs.asm: Remove unused file.
3028 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3031 * opts.c (print_specific_help): Fix --help=<language>
3033 (common_handle_option): Support --help=common.
3035 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3038 * gcc.c (main): Do not run the linker if
3039 print_subprocess_help indicates that it shouldn't be
3042 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3045 * doc/invoke.texi (--help=): Document <languages> value, fix
3046 formatting in tables of values.
3048 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
3050 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
3051 dllimport attribute of virtual methods.
3053 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
3055 * config/score/crti.asm: Change _bss_start to __bss_start.
3056 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
3057 (OUTGOING_REG_PARM_STACK_SPACE) update.
3058 * config/score/score.opt: add options to make backend support
3059 score5, score5u, score7 and score7d.
3060 * config/score/score.md: Likewise.
3061 * config/score/misc.md: Likewise.
3062 * config/score/mac.md: Likewise.
3063 * doc/invoke.texi: Likewise.
3064 * doc/md.texi: update constraints define.
3066 2007-04-03 Richard Henderson <rth@redhat.com>
3068 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
3069 an appropriate type, use the mode instead.
3071 2007-04-03 Richard Sandiford <richard@codesourcery.com>
3073 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
3074 Set the default --with-arch setting to mips2.
3075 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
3076 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3077 (MULTILIB_OSDIRNAMES): Delete.
3078 (MULTILIB_DIRNAMES): Define.
3079 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
3080 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
3081 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
3082 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
3083 VXWORKS_OS_CPP_BUILTINS.
3084 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
3085 (MIPS_DEBUGGING_INFO): Undefine.
3086 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
3088 2007-04-03 Jakub Jelinek <jakub@redhat.com>
3091 * fold-const.c (native_encode_real): Encode real.c provided longs
3092 as a series of 32-bit native integers.
3093 (native_interpret_real): Interpret buffer as a series of 32-bit
3096 2007-04-03 Richard Guenther <rguenther@suse.de>
3098 * genpreds.c (write_insn_constraint_len): Write function
3099 optimized for CONSTRAINT_LEN implementation.
3100 (write_tm_preds_h): Output insn_constraint_len inline and
3101 use it for CONSTRAINT_LEN.
3102 (write_insn_preds_c): Don't output insn_constraint_len.
3103 * doc/md.texi (define_register_constraint): Document multi-letter
3104 constraints shall have the same length if they start with the same
3107 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
3110 * config/i386/i386.md (isinf<mode>2): Expand only when
3111 TARGET_C99_FUNCTIONS is set.
3113 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
3115 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
3116 (x86_64-*-linux*): Ditto.
3117 * config/i386/i386.opt (mpc): New option.
3118 * config/i386/i386.c (overrride_options): Handle
3119 ix87_precision_string.
3120 * config/i386/crtprec.c: New file.
3121 * config/i386/t-crtpc: Ditto.
3122 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
3124 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
3125 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3126 crtprec32.o, crtprec64.o and crtprec80.o.
3128 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
3130 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
3132 2007-04-02 Eric Christopher <echristo@apple.com>
3134 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
3135 limitations on darwin.
3137 2007-04-02 Anatoly Sokolov <aesok@post.ru>
3140 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
3142 2007-04-02 Dave Korn <dave.korn@artimi.com>
3144 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
3146 2007-04-02 Dave Korn <dave.korn@artimi.com>
3148 * libgcc2.h (exception_descriptor): Don't forward-declare.
3149 (__get_eh_table_language, __get_eh_table_version): Delete
3150 prototypes of long-dead functions.
3152 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
3154 * ebitmap.h: New file
3155 * ebitmap.c: New file
3156 * Makefile.in (ebitmap.o): New target.
3158 2007-04-01 Jan Hubicka <jh@suse.cz>
3160 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
3161 before very first instruction.
3163 2007-04-01 Jan Hubicka <jh@suse.cz>
3165 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
3166 waring on 64bit hosts.
3167 * bitmap.h: Fix typo in bitmap_head_def.
3169 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
3171 PR rtl-optimization/31391
3172 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
3173 into a DELETED_LABEL note, and the label is in an empty basic
3174 block, update BB_END as well as BB_HEAD.
3176 2007-04-01 Richard Henderson <rth@redhat.com>
3178 PR tree-optimization/31169
3179 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
3180 to varying if the range is outside [0, prec-1].
3182 2007-04-01 Richard Sandiford <richard@codesourcery.com>
3185 * config/mips/mips.md (load_const_gp): New insn.
3186 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
3187 the MIPS16 GP pseudo register if no_new_pseudos.
3188 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
3190 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3193 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
3195 (call_value): Likewise.
3197 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
3198 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3201 * doc/invoke.texi: (optimization options): Reword description
3202 of -ffast-math. Document its primary purpose.
3204 2007-03-31 Richard Guenther <rguenther@suse.de>
3206 * omp-low.c (splay-tree.h): Include.
3207 (lookup_decl): Replace splay-tree usage by pointer-map.
3208 (maybe_lookup_decl): Likewise.
3209 (new_omp_context): Likewise.
3210 (delete_omp_context): Likewise.
3211 * gimplify.c (splay-tree.h): Include.
3212 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
3214 (remap_ssa_name): Likewise.
3215 (remap_decl): Likewise.
3216 (remap_type_1): Likewise.
3217 (remap_type): Likewise.
3218 (copy_body_r): Likewise.
3219 (expand_call_inline): Likewise.
3220 (clone_body): Likewise.
3221 (copy_tree_r): Likewise.
3222 (remap_save_expr): Likewise.
3223 (unsave_r): Likewise.
3224 (unsave_expr_now): Likewise.
3225 (tree_function_versioning): Likewise.
3226 (build_duplicate_type): Likewise.
3227 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
3228 (struct copy_body_data): Replace splay-tree by pointer-map.
3229 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
3230 not $(SPLAY_TREE_H).
3231 (gimplify.o): Depend on $(SPLAY_TREE_H).
3232 (omp-low.p): Likewise.
3234 2007-03-31 Anatoly Sokolov <aesok@post.ru>
3236 * config/avr/predicates.md (even_register_operand,
3237 odd_register_operand): New predicates.
3238 * config/avr/avr.md (movw peephole2): New.
3239 (movw_r peephole2): New.
3241 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
3243 * tree.h (get_signed_or_unsigned_type): New.
3244 * fold-const.c (operand_equal_for_comparison_p): Use
3245 get_signed_or_unsigned_type instead of
3246 lang_hooks.types.signed_or_unsigned_type.
3247 * expr.c (store_expr): Ditto.
3248 * langhooks.c (get_signed_or_unsigned_type): New.
3249 (lhd_signed_or_unsigned_type): New.
3250 * langhooks.h (lhd_signed_or_unsigned_type): New.
3251 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
3253 2007-03-30 Richard Henderson <rth@redhat.com>
3255 * tree-ssa-loop-ivopts.c: Include target.h.
3256 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
3257 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
3258 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
3259 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
3261 2007-03-30 Richard Henderson <rth@redhat.com>
3262 Kai Tietz <kai.tietz@onevision.com>
3264 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
3266 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
3267 (TARGET_64BIT_MS_ABI): New.
3268 (DBX_REGISTER_NUMBER): Handle 64-bit.
3269 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
3270 (LONG_TYPE_SIZE): Force to 32.
3271 (REG_PARM_STACK_SPACE): New.
3272 (OUTGOING_REG_PARM_STACK_SPACE): New.
3273 (REGPARM_MAX, SSE_REGPARM_MAX): New.
3274 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3275 (STACK_BOUNDARY): Use 128 for 64-bit.
3276 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
3277 Add 64-bit implementation.
3278 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
3280 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
3281 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
3282 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
3283 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
3284 (ix86_handle_cconv_attribute): Don't warn when ignoring if
3285 TARGET_64BIT_MS_ABI.
3286 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
3287 (ix86_pass_by_reference): Likewise.
3288 (ix86_function_value_regno_p): Likewise.
3289 (ix86_build_builtin_va_list): Likewise.
3290 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
3291 (function_arg_advance_ms_64): New.
3292 (function_arg_advance): Call it.
3293 (function_arg_ms_64): New.
3294 (function_arg): Call it.
3295 (function_value_ms_64): New.
3296 (ix86_function_value_1): Call it.
3297 (return_in_memory_ms_64): New.
3298 (ix86_return_in_memory): Call it.
3299 (setup_incoming_varargs_ms_64): New.
3300 (ix86_setup_incoming_varargs): Call it.
3301 (ix86_expand_prologue): Handle 64-bit stack probing.
3302 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
3303 (output_pic_addr_const): Likewise.
3304 (x86_this_parameter): Likewise.
3305 (x86_output_mi_thunk): Likewise.
3306 (x86_function_profiler): Likewise.
3307 (TARGET_STRICT_ARGUMENT_NAMING): New.
3308 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
3309 (TARGET_64BIT_MS_ABI): New.
3310 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
3311 * config/i386/i386.md (allocate_stack_worker): Remove.
3312 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
3313 describe the clobber of eax without a match_scratch.
3314 (allocate_stack_worker_postreload): Remove.
3315 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
3316 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
3317 (allocate_stack_worker_rex64_postreload): Remove.
3318 (allocate_stack): Handle 64-bit.
3319 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
3320 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
3321 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
3322 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
3323 (STANDARD_STARTFILE_PREFIX_1): Likewise.
3324 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
3325 * config.build (x86_64-*-mingw*): New host.
3326 * config.host (x86_64-*-mingw*): New host.
3327 * config.gcc (x86_64-*-mingw*): New target.
3328 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
3330 2007-03-30 Richard Henderson <rth@redhat.com>
3331 Kai Tietz <kai.tietz@onevision.com>
3333 * c-pragma.c (struct def_pragma_macro_value): New.
3334 (struct def_pragma_macro): New.
3335 (pushed_macro_table): New.
3336 (dpm_hash, dpm_eq): New.
3337 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
3338 (init_pragma): Install them.
3339 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3341 2007-03-30 Anatoly Sokolov <aesok@post.ru>
3343 * config/avr/avr.c (avr_override_options): Clear
3344 'flag_delete_null_pointer_checks'.
3346 2007-03-30 Paolo Carlini <pcarlini@suse.de>
3349 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
3350 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
3351 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
3352 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
3353 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
3354 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
3355 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
3357 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
3359 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
3361 * regmove.c: Move all of pass_stack_adjustments from here...
3362 * combine-stack-adj.c: ...to this new file.
3363 * Makefile.in: Add rules for combine-stack-adj.o.
3365 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
3367 PR tree-optimization/31383
3368 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
3369 to have the same length.
3371 2007-03-30 Jan Hubicka <jh@suse.cz>
3374 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
3375 availablility; add more sanity checking; ask varpool only about
3378 2007-03-29 Richard Henderson <rth@redhat.com>
3380 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
3381 to decide, but __SIZEOF_LONG_LONG__.
3383 2007-03-29 Richard Henderson <rth@redhat.com>
3385 * emutls.c (struct __emutls_array): New.
3386 (emutls_destroy): Use it instead of casting element 0 from void*.
3387 (__emutls_get_address): Likewise.
3389 2007-03-29 Richard Henderson <rth@redhat.com>
3391 * varasm.c (initializer_constant_valid_p): Don't deny
3392 DECL_DLLIMPORT_P on functions.
3394 * config/i386/cygming.h: Remove function declarations.
3395 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
3396 (ASM_OUTPUT_LABELREF): Remove.
3397 (COMMON_ASM_OP): Remove.
3398 (ASM_OUTPUT_COMMON): Remove.
3399 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
3400 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
3401 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3402 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
3403 Rename from TARGET_ENCODE_SECTION_INFO.
3404 * config/i386/netware.h: Likewise.
3405 * config/i386/i386-protos.h: Update.
3406 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
3407 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
3408 (legitimate_constant_p): Reject dllimports.
3409 (dllimport_map, get_dllimport_decl): New.
3410 (legitimize_dllimport_symbol): New.
3411 (legitimize_address, ix86_expand_move): Use it.
3412 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
3413 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
3414 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
3415 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
3416 * config/i386/predicates.md (constant_call_address_operand): Only
3417 accept symbols; reject dllimport_p symbols.
3418 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
3419 i386_pe_maybe_record_exported_symbol.
3420 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
3421 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
3422 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
3423 trust the setting of DECL_DLLIMPORT_P.
3424 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
3425 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
3426 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
3427 tidy the argument scanning loop.
3428 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
3429 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
3430 (i386_pe_strip_name_encoding): Remove.
3431 (i386_pe_binds_local_p): New.
3432 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
3433 (i386_pe_output_labelref): Remove.
3434 (i386_pe_asm_output_aligned_decl_common): New.
3435 (i386_pe_maybe_record_exported_symbol): Rename from
3436 i386_pe_record_exported_symbol; check for dllexported symbols.
3438 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
3440 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
3441 add comment explaining why vsnprintf cannot be used.
3443 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
3445 PR tree-optimization/30666
3446 * tree.c (build_complex_type): When creating type names for DWARF2
3447 debug info, create TYPE_DECLs for TYPE_NAME instead of
3449 (build_common_tree_nodes_2): Use build_complex_type when building
3450 predefined complex types, to preserve canonical types.
3452 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
3454 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
3455 (noce_get_alt_condition): Look at it to determine whether to
3456 reverse the condition or not.
3457 (noce_get_condition): Substitute the truth for lies.
3458 (noce_find_if_block): Set the then_else_reversed field.
3460 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
3462 * config/fr30/fr30.md (movdi): Do not accept immediates as the
3463 destination of this insn.
3464 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
3465 than calling gen_rtx_SET directly. Use r0 to hold the value of
3466 'address + 4' rather than a stack based temporary which can be
3469 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3471 * config/s390/s390.c (s390_secondary_input_reload_class,
3472 s390_secondary_output_reload_class): Functions removed.
3473 (s390_secondary_reload): New function.
3474 (TARGET_SECONDARY_RELOAD): Target macro defined.
3475 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
3476 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
3477 * config/s390/s390.md ("reload_outti", "reload_outdi",
3478 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
3479 "reload_out<mode>"): Expanders removed.
3480 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
3481 "reload<mode>_nonoffmem_out"): Expanders added.
3483 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3485 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
3486 SRC->DEST replacement failed anyway.
3488 2007-03-28 Mike Stump <mrs@apple.com>
3490 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
3491 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
3492 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
3494 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3496 * config.gcc: Accept barcelona as a variant of amdfam10.
3497 * config/i386/i386.c (override_options): Likewise.
3498 * doc/invoke.texi: Likewise.
3500 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
3502 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
3503 offsets for BIT_FIELD_REF and COMPONENT_REF.
3505 2007-03-28 Richard Guenther <rguenther@suse.de>
3507 * tree.c (is_global_var): Move ...
3508 * tree-flow-inline.h (is_global_var): ... here.
3509 * tree.h (is_global_var): Remove declaration.
3511 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
3513 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
3515 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
3516 * config/i386/i386.c (ix86_tune_features): Initialize new
3518 * config/i386/predicates.md (promotable_binary_operator): Use
3519 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
3521 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
3524 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
3526 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
3528 * config/fr30/fr30.md (movsi_internal): Change destination
3529 constraint from m to V and add m to the end.
3531 2007-03-28 Christian Bruel <christian.bruel@st.com>
3533 * config/sh/sh.md (movsi_i): Fix type attribute.
3535 2007-03-28 Christian Bruel <christian.bruel@st.com>
3537 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
3538 (movsf_ie): Likewise.
3540 2007-03-28 Christian Bruel <christian.bruel@st.com>
3542 * config.gcc: Add sh4-300 to multilib.
3543 * config/sh/t-mlib-sh4-300: New file.
3545 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
3547 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
3548 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
3550 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
3551 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
3552 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
3553 "fixuns_trunctddi2"): Whitespace fix.
3555 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
3557 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
3558 the definition of struct sh_args.
3559 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
3560 CALL_COOKIE_INT_REG_GET): Likewise.
3562 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
3564 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
3565 transformations are applied successfully.
3567 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
3569 * tree.c (tree_contains_struct): Permit 512 tree codes.
3570 * tree.h (tree_contains_struct): Ditto.
3571 (MAX_TREE_CODES): Ditto.
3572 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
3573 SPARE member to store remaining padding bits.
3575 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3577 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
3580 2007-03-27 Janis Johnson <janis187@us.ibm.com>
3582 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
3583 * configure: Regenerate.
3585 * configure: Regenerate using the correct version of autoconf.
3587 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3589 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
3591 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
3592 regs to "__SP_L__" and "__SP_H__".
3594 2007-03-27 Richard Guenther <rguenther@suse.de>
3596 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
3597 computations with it with a HOST_WIDE_INT variable.
3599 2007-03-26 Mike Stump <mrs@apple.com>
3601 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
3602 objective-c-header, objective-c++-header and objc++-cpp-output
3604 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
3606 2007-03-26 Richard Henderson <rth@redhat.com>
3609 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
3610 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
3611 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
3612 IX86_BUILTIN_PSRLQ128): New.
3613 (ix86_init_mmx_sse_builtins): Add them.
3614 (ix86_expand_builtin): Expand them.
3615 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
3616 operand 2 be TImode.
3617 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
3618 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
3619 _mm_srli_epi64): Mark __B const.
3620 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
3621 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
3622 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
3623 new two-vector shift builtins.
3625 2007-03-26 Ian Lance Taylor <iant@google.com>
3627 PR tree-optimization/31345
3628 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
3629 [+INF, +INF(OVF)] into VARYING.
3631 2007-03-26 Zack Weinberg <zackw@panix.com>
3633 * gengtype-parse.c: New file.
3634 * gengtype-yacc.y: Delete.
3635 * gengtype-lex.l: Don't include gengtype-yacc.h.
3636 Define YY_DECL and yyterminate appropriately for recursive
3637 descent parser. yylval is now a string out-parameter to yylex.
3638 (HWS, EOID): New shorthand.
3639 (IWORD): Add a couple more types.
3640 (yylex): Add a setup stanza. Remove the complex rules for
3641 detecting GTY'ed types and typedefs; replace with simple
3642 keyword detectors. Adjust everything for the changed
3643 definition of yylval. Ignore all pp-directives, not just #define.
3645 (parse_file): Rename yybegin; do not call yyparse.
3647 * gengtype.c (xasprintf): Export again.
3648 (this_file): New. Use everywhere __FILE__ was being used.
3649 (get_lang_bitmap): Special case types defined in gengtype.c.
3650 (do_typedef, new_structure): Suppress definition of certain types.
3651 (new_structure): Improve diagnostics of duplicate definitions.
3652 Make sure location_s is associated with input.h.
3653 (nreverse_pairs, define_location_structures): New functions.
3654 (main): Improve tagging of kludge types. Remove old kludges
3655 for input.h types; use define_location_structures.
3656 * gengtype.h: Update prototypes. Define token codes here.
3657 * Makefile.in: Remove all references to gengtype-yacc.
3658 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
3660 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
3661 add GTY((skip)) to the field that's only conditionally there.
3662 * doc/install.texi: Document that Bison is no longer required
3663 unless building treelang.
3665 * gengtype.c: Don't include gtyp-gen.h.
3666 (srcdir): Declare here.
3667 (base_files, lang_dir_names): Allocate dynamically.
3668 (gt_files, num_gt_files, num_lang_dirs): New globals.
3669 (measure_input_list, read_input_line, read_input_list)
3670 (set_lang_bitmap): New functions.
3671 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
3672 simplify, relying on read_input_list to set up the bitmaps.
3673 (main): Arguments are no longer unused. Check for correct number
3674 of command line arguments, set srcdir and srcdir_len, then call
3675 read_input_list, before doing anything else. No need to worry
3676 about duplicates in main loop.
3677 * configure.ac: Simplify the calculation of all_gtfiles.
3678 Put language tags in there. Don't set or substitute
3679 all_gtfiles_files_langs or all_gtfiles_files_frags.
3680 * Makefile.in: Revamp the way gengtype is invoked, now that it
3681 takes a file on its command line with a much simpler format.
3682 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
3683 (GTFILES): Remove duplicates and C source files.
3684 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
3685 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
3686 * configure: Regenerate.
3688 * gengtype.h: Remove all type definitions to gengtype.c; leave
3689 only definitions of options_p, type_p, and pair_p as opaque
3690 pointers. Update prototypes.
3691 * gengtype.c: Many type definitions moved here from gengtype.h.
3692 Consolidate type definitions at the top of the file.
3693 (xvasprintf): Delete.
3694 (xasprintf): Make static.
3695 (create_nested_pointer_option): Add 'next' parameter.
3696 (create_field_all, create_field_at): New functions.
3697 (create_field): Now a thin wrapper around create_field_all.
3698 (create_optional_field): Rename create_optional_field_ and add
3699 line argument. Original name is now a macro which supplies
3701 (oprintf): Use vsnprintf directly.
3702 (close_output_files): Use fatal rather than perror/exit.
3703 (note_def_vec, note_def_vec_alloc): Use create_field_at.
3704 (main): Set progname. Don't use exit.
3705 * gengtype-yacc.y (struct_fields): Use create_field_at.
3706 (option, optionseqopt): Delete.
3707 (optionseq): Consolidate productions from option here so we
3708 can use the first argument to create_option.
3710 * gengtype-lex.l: Distinguish unions from structures in the
3711 token type. Don't call find_structure; return the tag as a string.
3712 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
3713 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
3714 Reorganize typedef_struct production accordingly.
3715 Use create_nested_ptr_option.
3716 * gengtype.c (create_nested_ptr_option): New function.
3717 * gengtype.h: Declare it.
3719 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
3720 (string_type): Don't declare.
3721 (do_scalar_typedef): Declare.
3722 (create_scalar_type): Update prototype.
3723 * gengtype.c (string_type): Make static.
3724 (scalar_nonchar, scalar_char): New.
3725 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
3726 (resolve_typedef): Use scalar_nonchar for error recovery.
3727 (create_scalar_type): Remove name_len field. Return scalar_char
3728 or scalar_nonchar as appropriate.
3729 (adjust_field_type): Look at scalar_is_char boolean to decide whether
3731 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
3733 (main): Initialize scalar_char and scalar_nonchar before calling
3735 * gengtype-lex.l: Adjust for removal of second argument to
3736 create_scalar_type. Use yylval.s instead of yylval.t when
3738 * gengtype-yacc.y: Type of SCALAR is string. Call
3739 create_scalar_type from type:SCALAR rule. Adjust for removal of
3740 second argument to create_scalar_type.
3742 * vec.h: Remove all #if IN_GENGTYPE blocks.
3743 Add comment saying that changes may require adjustments to gengtype.
3744 * gengtype.c: Don't include coretypes.h or tm.h.
3745 Add comment to inclusion of errors.h.
3746 (note_def_vec, note_def_vec_alloc): New functions.
3747 * gengtype.h: Declare new functions.
3748 * gengtype-lex.l: Don't include coretypes.h.
3749 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
3751 (update_lineno): Remove unnecessary prototype.
3752 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
3753 (VEC rule): Just return VEC_TOKEN.
3754 * gengtype-yacc.y (VEC_TOKEN): New token type.
3755 (type): Add a production for VEC(a,b).
3756 * Makefile.in: Update dependencies.
3758 * gengtype-lex.l: Remove rules for parsing pointer-to-function
3759 typedefs that use the old PARAMS macro.
3761 * gengtype-lex.l: Remove all rules and states relating to yacc
3763 * gengtype-yacc.y: Similarly.
3764 * gengtype.c (note_yacc_type): Delete function.
3765 * gengtype.h: Update prototypes.
3767 2007-03-26 Joseph Myers <joseph@codesourcery.com>
3769 * tree-pretty-print.c (dump_generic_node): Report precision of
3770 unnamed integer types.
3772 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
3774 * ifcvt.c (noce_try_store_flag_constants): Don't check
3775 no_new_pseudos here.
3776 (noce_try_store_flag_constants): Don't check no_new_pseudos.
3777 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
3778 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
3779 noce_try_sign_mask): Likewise.
3780 (if_convert): Check no_new_pseudos here.
3782 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
3784 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
3785 (noce_get_condition): Handle new then_else_reversed argument.
3786 (noce_init_if_info): Remove, fold into noce_find_if_block.
3787 (noce_process_if_block): Take a struct noce_if_info as the
3788 argument. Don't set up one based on ce_if_info. Update pointer
3789 references accordingly.
3790 (cond_move_process_if_block): Likewise.
3791 (process_if_block): Removed.
3792 (find_if_block): Removed. Move functionality two new functions,
3793 noce_find_if_block and cond_exec_find_if_block.
3794 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
3795 blocks and the symmetric IF-ELSE-JOIN case.
3796 (cond_exec_find_if_block): Also new function mostly based on old
3797 find_if_block and process_if_block.
3798 (find_if_header): Replace find_if_block call with separately
3799 guarded calls to noce_find_if_block and cond_exec_find_if_block.
3800 (find_cond_trap): Update noce_get_condition call.
3801 (dead_or_predicable): Likewise.
3803 2007-03-26 Jakub Jelinek <jakub@redhat.com>
3805 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
3807 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
3808 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
3809 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
3810 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
3811 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
3812 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
3813 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
3814 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
3815 __builtin_ia32_psrad128 builtins.
3817 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
3819 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
3820 * config/i386/constraints.md
3821 (define_constraint "I"): Use IN_RANGE macro.
3822 (define_constraint "J"): Ditto.
3823 (define_constraint "K"): Ditto.
3824 (define_constraint "M"): Ditto.
3825 (define_constraint "N"): Ditto.
3826 (define_constraint "O"): Ditto.
3827 * config/i386/predicates.md
3828 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
3829 (define_predicate "const_0_to_3_operand"): Ditto.
3830 (define_predicate "const_0_to_7_operand"): Ditto.
3831 (define_predicate "const_0_to_15_operand"): Ditto.
3832 (define_predicate "const_0_to_63_operand"): Ditto.
3833 (define_predicate "const_0_to_255_operand"): Ditto.
3834 (define_predicate "const_1_to_31_operand"): Ditto.
3835 (define_predicate "const_2_to_3_operand"): Ditto.
3836 (define_predicate "const_4_to_7_operand"): Ditto.
3838 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3840 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
3841 in SImode for save_world.
3842 * config/rs6000/altivec.md (save_world, restore_world): Convert to
3845 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
3847 PR tree-optimization/30784
3848 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
3851 2007-03-25 Revital Eres <eres@il.ibm.com>
3853 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
3854 Fold movement_possibility function into it.
3856 2007-03-25 David Edelsohn <edelsohn@gnu.org>
3858 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
3859 (load_macho_picbase_{si,di}): Convert to LR hard reg.
3860 (call_indirect_nonlocal_darwin64): Same.
3861 (call_nonlocal_darwin64): Same.
3862 (call_value_indirect_nonlocal_darwin64): Same.
3863 (call_value_nonlocal_darwin64): Same.
3864 (sibcall_nonlocal_darwin64): Same.
3865 (sibcall_value_nonlocal_darwin64): Same.
3866 (sibcall_symbolic_64): Same.
3867 (sibcall_value_symbolic_64): Same.
3868 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
3870 (rs6000_emit_load_toc_table): Same.
3871 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
3872 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
3878 (load_toc_v4_pic_si): Same
3879 (load_toc_v4_PIC_1): Same.
3880 (load_toc_v4_PIC_1b): Same.
3881 (call_indirect_aix{32,64}): Same.
3882 (call_value_indirect_aix{32,64}): Same.
3885 (call_local{32,64}): Same.
3886 (call_value_local{32,64}): Same.
3887 (call_indirect_nonlocal_aix{32,64}): Same.
3888 (call_nonlocal_aix{32,64}): Same.
3889 (call_value_indirect_nonlocal_aix{32,64}): Same.
3890 (call_value_nonlocal_aix{32,64}): Same.
3891 (call_indirect_nonlocal_sysv<mode>): Same.
3892 (call_nonlocal_sysv<mode>): Same.
3893 (call_value_indirect_nonlocal_sysv<mode>): Same.
3894 (call_value_nonlocal_sysv<mode>): Same.
3896 (sibcall_local{32,64}): Same.
3897 (sibcall_value_local{32,64}): Same.
3898 (sibcall_nonlocal_aix{32,64}): Same.
3899 (sibcall_value_nonlocal_aix{32,64}): Same.
3900 (sibcall_nonlocal_sysv<mode>): Same.
3901 (sibcall_value): Same.
3902 (sibcall_value_nonlocal_sysv<mode>): Same.
3904 2007-03-24 Paul Brook <paul@codesourcery.com>
3906 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
3907 * config/arm/linux-eabi.h: Remove legacy syscall hack.
3909 2007-03-24 Richard Henderson <rth@redhat.com>
3911 * config/ia64/constraints.md: New file.
3912 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
3913 satisfies_constraint_?.
3914 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
3915 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
3916 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
3917 ia64_output_mi_thunk): Likewise.
3918 (ia64_const_ok_for_letter_p): Remove.
3919 (ia64_const_double_ok_for_letter_p): Remove.
3920 (ia64_extra_constraint): Remove.
3921 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
3922 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
3923 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
3924 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
3925 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
3926 EXTRA_MEMORY_CONSTRAINT): Remove.
3927 * config/ia64/ia64.md: Include constriants.md. Replace
3928 CONST_OK_FOR_? with satisfies_constraint_?.
3930 2007-03-23 Michael Meissner <michael.meissner@amd.com>
3931 H.J. Lu <hongjiu.lu@intel.com>
3933 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
3935 (name macros): Use DPD_BID_NAME to convert names properly.
3937 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
3938 decimal floating point format.
3939 (init_floating_libfuncs): Change decimal functions so that they
3940 have a "bid_" prefix if the decimal system uses the BID format,
3941 and "dpd_" prefix if the decimal system uses the DPD format.
3942 (init_interclass_conv_libfuncs): Ditto.
3943 (init_intraclass_conv_libfuncs): Ditto.
3945 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3946 using the BID format.
3948 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3949 whether we are using the BID decimal format.
3950 * configure: Regenerate.
3952 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3953 the compiler has decimal floating point enabled. Define
3954 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3957 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
3958 using the BID format.
3960 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
3961 whether we are using the BID decimal format.
3962 * configure: Regenerate.
3964 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
3965 the compiler has decimal floating point enabled. Define
3966 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
3969 * doc/install.texi (--enable-decimal-float): Document BID and DPD
3970 options, and that it is enabled for i386/x86_64 systems.
3972 * Makefile.in (enable_decimal_float): New.
3974 (DECNUMINC): Add -I$(DECNUMFMT).
3975 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
3976 to $(DECNUMFMT) from $(DECNUM).
3978 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
3979 Substitute enable_decimal_float.
3980 * configure: Regenerated.
3983 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
3986 * configure.ac: Enable decimal float for x86_64-*-linux*.
3987 * configure: Regenerated.
3990 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
3991 decimal128ClearSign to flip and clear the sign bit in decimal128.
3992 (decimal_real_maxval): Set decimal128SetSign to set the sign
3995 2007-03-23 Ian Lance Taylor <iant@google.com>
3997 * fold-const.c (fold_binary): Correct warning for X - c >= X.
3999 2007-03-23 Ian Lance Taylor <iant@google.com>
4001 * tree-dump.c (dump_files): Correct comment.
4003 2007-03-23 Ian Lance Taylor <iant@google.com>
4005 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
4007 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
4009 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
4010 in cfglayout mode. Don't go into and out of cfglayout mode.
4011 Link the blocks in the order of the constructed traces.
4012 (rest_of_handle_tracer): Adjust call to tracer.
4013 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
4014 Don't go into cfglayout mode.
4015 (rtl_loop_done): Don't go out of cfglayout mode.
4016 * cfglayout.c (relink_block_chain): New function, split out from...
4017 (fixup_reorder_chain): ...here. Remove redundant checking.
4018 (cfg_layout_finalize): Don't clear the header, footer, and aux
4019 fields here, move the code to do so to relink_block_chain. Likewise
4020 for free_original_copy_tables.
4021 * rtl.h (tracer): Update prototype.
4022 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
4023 Assert we are in cfglayout mode. Don't go into and out of cfglayout
4024 mode. Use relink_block_chain to serialize the CFG according to the
4025 new basic block order. Move targetm.cannot_modify_jumps_p check from
4027 (gate_handle_reorder_blocks): ...to here.
4028 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
4030 (gate_duplicate_computed_gotos): ...to here.
4031 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
4032 something always changes when going into and out of cfglayout mode.
4033 Perform an expensive cfg cleanup while going into cfglayout mode.
4034 Always update liveness information on HAVE_conditional_execution
4035 targets. Reserialize the basic blocks and go out of cfglayout mode.
4036 * reg-stack.c: Include cfglayout.h.
4037 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
4038 the call to reorder_basic_blocks.
4039 * basic-block.h (reorder_basic_blocks): Update prototype.
4040 (relink_block_chain): New prototype.
4041 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
4043 2007-03-23 Joseph Myers <joseph@codesourcery.com>
4045 * config/mips/mips.md (type, hazard, *movdi_32bit,
4046 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
4047 *movhi_internal, *movqi_internal, *movsf_hardfloat,
4048 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
4049 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
4050 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
4052 (movcc): Change first xfer to multi.
4053 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
4054 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
4055 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
4056 config/mips/generic.md: Change reservations using "xfer" to use
4058 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
4059 using match_operand.
4060 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
4061 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
4063 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
4065 2007-03-22 Richard Henderson <rth@redhat.com>
4067 * config/i386/i386.c: Remove unnecessary function declarations.
4068 Move targetm definition, and all related macros, to the end of
4069 the file. Resort some functions to put definitions before uses.
4070 (ix86_attribute_table): Make static. Move to end of file.
4071 (ix86_gimplify_va_arg): Make static.
4073 2007-03-22 Richard Henderson <rth@redhat.com>
4075 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
4076 don't increase local_regparm with force_align_arg_pointer check.
4077 (ix86_function_sseregparm): Assert 32-bit.
4078 (type_has_variadic_args_p): New.
4079 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
4080 type_has_variadic_args_p.
4081 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
4082 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
4083 use memset instead. Do maybe_vaarg check first; skip attribute
4084 tests if true; skip attribute tests for 64-bit.
4085 (construct_container): Remove TARGET_DEBUG_ARG.
4086 (function_arg_advance_32, function_arg_advance_64): Split out ...
4087 (function_arg_advance): ... from here.
4088 (function_arg_32, function_arg_64): Split out ...
4089 (function_arg): ... from here.
4090 (ix86_pass_by_reference): Tidy.
4091 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
4092 (function_value_32): New, from parts of ix86_function_value
4093 and ix86_value_regno.
4094 (function_value_64): New, from parts of ix86_function_value
4095 and ix86_libcall_value.
4096 (ix86_function_value_1): New.
4097 (ix86_function_value, ix86_libcall_value): Use it.
4098 (return_in_memory_32, return_in_memory_64): Split out ...
4099 (ix86_return_in_memory): ... from here.
4100 (ix86_struct_value_rtx): Skip for 64-bit.
4101 (ix86_libcall_value, ix86_value_regno): Remove.
4102 (setup_incoming_varargs_64): Split out ...
4103 (ix86_setup_incoming_varargs): ... from here.
4104 (ix86_va_start): Remove TARGET_DEBUG_ARG.
4105 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
4106 * config/i386/i386-protos.h (ix86_function_value): Remove.
4107 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
4109 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4112 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
4113 infinities not supported, otherwise emit warning if -Woverflow. On
4114 underflow, emit warning if -Woverflow.
4115 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
4117 * real.h (real_from_string): Update declaration
4119 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
4120 Richard Henderson <rth@redhat.com>
4122 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
4123 * calls.c (compute_argument_block_size, expand_call,
4124 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
4125 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
4126 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
4127 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
4128 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
4129 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
4130 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
4131 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
4134 2007-03-22 Joseph Myers <joseph@codesourcery.com>
4136 * c-incpath.c (add_sysroot_to_chain): New.
4137 (merge_include_chains): Add sysroot argument. Call
4138 add_sysroot_to_chain if sysrooted.
4139 (register_include_chains): Update call to merge_include_chains.
4140 * doc/cppopts.texi: Document use of '=' in include directory
4143 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
4145 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
4146 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
4147 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
4148 insn pattern using X87MODEF12 mode macro.
4150 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
4152 * regmove.c (regmove_optimize): Use reg_mentioned_p
4153 instead of reg_overlap_mentioned_p for DST.
4155 2007-03-21 Mike Stump <mrs@apple.com>
4157 * c.opt: Fixup for Objective-C/C++.
4159 2007-03-21 Steve Ellcey <sje@cup.hp.com>
4161 * explow.c (convert_memory_address): Fold memory reference when
4162 POINTERS_EXTEND_UNSIGNED < 0
4164 2007-03-21 Richard Henderson <rth@redhat.com>
4167 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
4168 * config/i386/mmintrin.h (__m64): Likewise.
4169 * config/i386/xmmintrin.h (__m128): Likewise.
4171 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4173 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
4174 (VXWORKS_OS_CPP_BUILTINS): Define.
4175 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
4176 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
4178 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4180 * rtl.h (constant_pool_reference_p): Delete.
4181 (find_constant_src): Declare.
4182 * rtlanal.c (find_constant_src): New function.
4183 * simplify-rtx.c (constant_pool_reference_p): Delete.
4184 * config/i386/i386.md: Use find_constant_src instead of
4185 constant_pool_reference_p/avoid_constant_pool_reference pairs.
4187 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4189 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
4190 * c-cppbuiltin.c (c_cpp_builtins): Define them.
4192 2007-03-20 Mark Mitchell <mark@codesourcery.com>
4194 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
4195 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
4196 (arm_elf_asm_constructor): Use it.
4197 (arm_elf_asm_destructor): New function.
4199 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
4201 * jump.c (mark_jump_label): Treat SEQUENCE specially.
4203 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
4205 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
4207 2007-03-19 Andrew Haley <aph@redhat.com>
4209 PR tree-optimization/31264
4210 * tree-vrp.c (register_edge_assert_for_1): Don't look though
4213 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
4215 PR rtl-optimization/30907
4216 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
4217 (fwprop_init): Always call loop_optimizer_initialize.
4218 (fwprop_done): Always call loop_optimizer_finalize.
4219 (fwprop): We always have loop info now.
4220 (gate_fwprop_addr): Remove.
4221 (pass_fwprop_addr): Use gate_fwprop as gate.
4223 PR rtl-optimization/30841
4224 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
4225 df_chain_alloc): Call df_reorganize_refs unconditionally.
4226 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
4227 refs_organized to refs_organized_size.
4228 (df_ref_create_structure): Use refs_organized_size instead of
4229 bitmap_size if refs had been organized, and keep refs_organized_size
4231 * df.h (struct df_ref_info): Change refs_organized to
4232 refs_organized_size.
4233 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
4236 2007-03-19 Mark Mitchell <mark@codesourcery.com>
4238 * except.c (output_function_exception_table): Do not reference the
4239 EH personality routine for functions that do not require an
4242 2007-03-20 Jakub Jelinek <jakub@redhat.com>
4245 * c-typeck.c (convert_for_assignment): Call comptypes for
4246 RECORD_TYPE or UNION_TYPE.
4249 * reload1.c (reload): Do invalid ASM checking after
4250 cleanup_subreg_operands.
4252 2007-03-19 Jeff Law <law@redhat.com>
4254 * tree-cfg.c (find_taken_edge): Tighten conditions for
4255 optimizing computed gotos.
4257 2007-03-19 Michael Matz <matz@suse.de>
4259 * builtins.c (expand_builtin_sync_operation,
4260 expand_builtin_compare_and_swap,
4261 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
4264 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
4265 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
4268 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4270 * doc/tm.texi: Add brackets around the return type of
4271 TARGET_SECONDARY_RELOAD.
4273 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4274 Richard Guenther <rguenther@suse.de>
4276 PR tree-optimization/31254
4277 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
4278 Use handled_component_p () where appropriate. Continue
4279 propagating into the rhs if we propagated into an INDIRECT_REF
4282 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4284 * config/s390/s390.md (op_type attribute): RRR instruction type added.
4285 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
4286 (xde, xdee): Mode attributes adjusted to support DFP modes.
4287 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
4288 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
4289 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
4290 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
4291 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
4292 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4293 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
4295 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
4296 "movsf"): Insn definitions removed.
4297 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
4298 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
4299 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
4301 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
4302 "reload_in<mode>", "reload_out<mode>"): Expander added.
4303 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
4306 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4308 * config/s390/s390.md: Only non-functional changes. Renamed
4309 FPR mode macro to BFP all over the file.
4311 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4313 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
4314 (op_type attribute): RRF instruction type added.
4315 (fT0): New mode attribute.
4316 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4317 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
4318 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
4319 no secondary memory is needed when moving DFmode values between GPRs
4322 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4324 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
4325 inverted and documentation adjusted.
4326 ("mhard-dfp", "msoft-dfp"): New options.
4327 * config/s390/s390.c (s390_handle_arch_option): New architecture
4329 (override_options): Sanity checks for the new options added.
4330 * config.gcc: New architecture switch: z9-ec.
4331 * config/s390/s390.h (processor_flags): PF_DFP added.
4332 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
4333 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
4334 when the bit is NOT set so remove it from the defaults.
4336 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4338 * genemit.c (main): Print include statement for dfp.h.
4339 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
4342 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4344 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
4346 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
4349 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
4352 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4354 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
4355 attr_length_call, output_call, output_indirect_call): Cleanup
4356 formatting of targetm calls.
4358 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4360 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4362 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4364 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
4365 reservation, bypass and anti-bypass descriptions for these instructions.
4366 Update move patterns.
4367 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
4370 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
4372 * tree-vect-transform.c (get_initial_def_for_induction): Replace
4373 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
4374 (get_initial_def_for_reduction): Likewise.
4376 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
4378 Fix PR tree-optimization/29922
4379 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
4380 (get_representative): Removed.
4381 (value_dies_in_block_x): Update for rvuse removal.
4382 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
4383 (compute_antic_aux): Handle when PHI nodes appear in
4384 non-single-successors.
4385 (dump_bitmap_of_names): Removed.
4386 (compute_antic_safe): Renamed and removed rvuse calculation.
4387 Calculate only antic safe.
4388 (insert_into_preds_of_block): Remove assert.
4389 (execute_pre): Update for renamed functions.
4390 (defer_or_phi_translate_block): New function.
4392 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4394 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
4395 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
4397 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
4398 Follow spelling conventions.
4400 * tree-data-ref.h: Remove the prototype for analyze_array.
4402 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
4404 PR tree-optimization/31041
4405 * tree-vect-transform.c (get_initial_def_for_induction): Call
4406 force_gimple_operand.
4408 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
4410 * ipa-type-escape.c (look_for_casts) : Revert code to use
4411 handled_component_p due to ada test a-numaux.adb.
4413 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4415 * final.c (final_scan_insn): Alter the condition of a
4416 conditional trap if we have nonstandard CC.
4418 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4420 * configure.ac: Remove excess quoting from asm line 0 test.
4421 * configure: Rebuilt.
4423 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4425 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
4426 * c-common.c (convert_and_check): Move warning logic to...
4427 (warnings_for_convert_and_check): ...here. Define.
4428 * c-common.h (warnings_for_convert_and_check): Declare.
4430 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4432 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
4433 (output_call): Likewise.
4435 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4437 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
4439 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4441 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
4443 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
4445 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
4446 opteron, athlon-64 and athlon-fx processor_alias_table entries.
4448 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
4450 PR tree-optimization/31183
4451 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4452 Use double_int instead of unsigned int for representing access_strides.
4453 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
4455 2007-03-16 Richard Guenther <rguenther@suse.de>
4457 PR tree-optimization/31146
4458 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
4459 to allow recursion of forward_propagate_addr_expr.
4460 (forward_propagate_addr_into_variable_array_index): Likewise.
4461 (forward_propagate_addr_expr): Likewise.
4462 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4463 (forward_propagate_addr_expr_1): Recurse on simple copies
4464 instead of propagating into them. Do so for useless conversions
4466 (forward_propagate_addr_expr): Clean up unused statements after
4469 2007-03-16 Richard Guenther <rguenther@suse.de>
4471 * builtins.c (expand_builtin_cexpi): Use the right argument
4472 for the expansion via cexp.
4474 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4476 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
4477 * configure: Rebuilt.
4479 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4482 * dwarf2out.c (force_type_die): Adjust comment.
4483 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
4485 2007-03-15 DJ Delorie <dj@redhat.com>
4487 * config/frv/predicates.md (minmax_operator): Don't check operands
4490 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4492 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
4493 Update constant estimates of number of iterations.
4494 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
4495 argument renamed to "realistic".
4496 (compute_estimated_nb_iterations): Removed.
4497 (record_niter_bound): New function.
4498 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
4499 call record_nonwrapping_iv with upper = false.
4500 (infer_loop_bounds_from_signedness): Pass upper argument to
4501 record_nonwrapping_iv.
4502 (estimate_numbers_of_iterations_loop): Do not call
4503 compute_estimated_nb_iterations. Record estimate based on profile
4504 information. Initialize the constant estimates of number of
4506 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
4508 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
4509 number of iterations is too small.
4510 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
4511 (EST_NOT_AVAILABLE): Removed.
4512 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
4513 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
4516 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4518 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
4519 Handle NE_EXPR guards.
4521 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4524 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
4525 Set also -pedantic-errors by default for the preprocessor unless
4526 -fpermissive is given.
4528 2007-03-15 Richard Guenther <rguenther@suse.de>
4532 * builtins.c (expand_builtin_cexpi): As a fallback if we
4533 don't have builtins for sincos or cexp create a function
4534 declaration for cexp and expand to a call to that.
4535 (expand_builtin_int_roundingfn): Always fall
4536 back to floor/ceil and its variants even if they may be
4539 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
4542 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
4543 jump tables, move the call to delete_dead_jumptables from here...
4544 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
4545 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
4546 don't allow merging of blocks that try_redirect_by_replacing_jump
4547 also does not handle when not optimizing.
4549 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4550 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4552 * config/i386/i386.md (x86_sahf_1): Correctly handle
4555 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4558 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
4559 x86_64_general_operand as operand[2] predicate. Remove "iF"
4560 from operand constraints and use "e" constraint instead.
4561 (*subti3_1, *subti3_1 splitter): Ditto.
4562 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
4563 operand[1] predicate.
4565 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
4567 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
4568 arrays, multiply the access strides by the size of the sub-array.
4569 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
4571 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4573 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
4574 the configured assembler supports the sahf mnemonic.
4575 * configure: Regenerate.
4576 * config.in: Regenerate.
4578 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
4579 emit "sahf" or ".byte\t0x9e" as asm template.
4581 2007-03-14 Michael Meissner <michael.meissner@amd.com>
4584 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
4585 option to replace hard coded TARGET_xxx in md file.
4586 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
4587 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4588 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
4589 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
4590 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
4591 (X86_TUNE_NOT_VECTORMODE): Ditto.
4592 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
4593 (TUNE_AVOID_VECTOR_DECODE): Ditto.
4594 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4595 (TUNE_SLOW_IMUL_IMM8): Ditto.
4596 (TUNE_MOVE_M1_VIA_OR): Ditto.
4597 (TUNE_NOT_UNPAIRABLE): Ditto.
4598 (TUNE_NOT_VECTORMODE): Ditto.
4600 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
4603 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
4604 tuning options instead of hard coded TARGET_xxx.
4605 (fix ssemode peephole2's): Ditto.
4606 (imul peephole2's): Ditto.
4608 (movdi_or_rex64): Ditto.
4609 (move peephole2): Ditto.
4610 (not peephole2's): Ditto.
4612 2007-03-14 Dirk Mueller <dmueller@suse.de>
4614 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
4615 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
4616 * c-parser.c (c_parser_if_body): Always add an empty statement in case
4618 * c-parser.c (c_parser_do_statement): Warn about empty body in
4620 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
4621 * doc/invoke.texi (-Wempty-body): Update documentation.
4623 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4626 * c-common.h (warn_for_div_by_zero): Declare.
4627 * c-common.c (warn_for_div_by_zero): Define.
4628 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
4631 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4633 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
4634 to PREFIX and STANDARD_PREFIX.
4636 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4637 Phil Edwards <phil@codesourcery.com>
4639 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
4640 (__gthread_once_t): Remove busy field for RTPs.
4641 (__GTHREAD_ONCE_INIT): Update accordingly.
4643 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4645 * doc/invoke.texi: Document VxWorks options.
4647 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4649 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
4651 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
4653 PR tree-optimization/30590
4654 * tree-nrv.c (tree_nrv): Check for the partial update of the
4657 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4659 * flags.h (flag_random_seed): Remove declaration, in favor of...
4660 * toplev.h (get_random_seed, set_random_seed): ... these.
4661 * tree.c (get_file_function_name): Use the former.
4662 * opts.c (common_handle_option): Use the latter.
4665 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
4668 * cse.c (cse_find_path): Do not bail out if a basic block that
4669 we already visited now becomes part of a path that starts at a
4670 different basic block. Just disallow this, to make sure we
4671 visit each basic block at most once.
4673 2007-03-13 Jan Hubicka <jh@suse.cz>
4675 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
4676 when profile esitmate is present, calls with very low frequency are
4679 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
4681 PR tree-optimization/30730
4682 PR tree-optimization/26900
4683 * tree-ssa-loop-niter.c: Include gmp.h.
4685 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
4686 split_to_var_and_offset, determine_value_range,
4687 bound_difference_of_offsetted_base, refine_bounds_using_guard,
4688 bound_difference, bounds_add, bounds_negate,
4689 number_of_iterations_ne_max, dump_affine_iv): New functions.
4690 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
4691 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
4692 difference of initial and final value of control iv to validate
4694 (number_of_iterations_cond): Add loop parameter. Determine bounds
4695 on the difference of the extremes of the control iv. Add dumps.
4696 (expand_simple_operations): Handle phi nodes.
4697 (simplify_using_initial_conditions): Do not record used conditions.
4698 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
4699 Do not set additional_info.
4700 (implies_nonnegative_p, implies_ge_p): Removed.
4701 (derive_constant_upper_bound): Do not use parameter `additional'.
4702 (record_estimate): Parameter `additional' removed. Parameter
4703 `i_bound' added. Do not call derive_constant_upper_bound.
4704 (record_nonwrapping_iv): Use derive_constant_upper_bound to
4705 bound the number of iterations estimate.
4706 (estimate_numbers_of_iterations_loop): Pass the estimate from
4707 the number of iterations analysis to record_estimate.
4708 * tree.h (multiple_of_p): Declare.
4709 * tree-scalar-evolution.c (expression_expensive_p): Removed.
4710 (scev_const_prop): Do not check expression_expensive_p.
4711 * fold-const.c (multiple_of_p): Exported.
4712 * double-int.c (double_int_mask): Exported.
4713 * double-int.h (double_int_mask): Declare.
4714 * tree-flow.h (struct tree_niter_desc): Removed additional_info
4715 field. Added max field.
4717 2007-03-13 David Taylor <taylor@candd.org>
4720 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
4723 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4726 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
4727 two unamed patterns.
4729 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
4731 * config/i386/i386.opt (mcx16, msahf): New options.
4732 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
4733 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
4735 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
4736 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
4737 Output -mcx16 and -msahf options when corresponding bit is set.
4739 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
4742 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4744 * configure.ac: Test for assembler tolerance to # 0 "".
4745 * configure, config.in: Rebuilt.
4746 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
4748 2007-03-13 Geoffrey Keating <geoffk@apple.com>
4750 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
4752 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
4753 (handle_syscall): Handle direct system calls.
4754 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
4756 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4758 * doc/invoke.texi: Fix cpp.info cross-reference.
4759 * doc/passes.texi: Fix gcc.info cross-reference.
4761 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
4763 PR tree-optimization/30835
4764 * lambda-code.c (can_convert_to_perfect_nest): Check whether
4765 bb_for_stmt is not NULL before accessing it.
4767 2007-03-12 Joseph Myers <joseph@codesourcery.com>
4769 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
4772 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4775 * doc/install.texi: Document --enable-stage1-languages
4777 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
4779 * tree-pass.h (pass_into_cfg_layout_mode,
4780 pass_outof_cfg_layout_mode): Declare.
4781 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
4782 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
4783 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
4784 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
4786 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
4788 * c-decl.c (warn_variable_length_array): New function.
4789 Refactored from grokdeclarator to handle warn_vla
4790 and handle unnamed array case.
4791 (grokdeclarator): Refactored VLA warning case.
4792 * c.opt (Wvla): New flag.
4793 * doc/invoke.texi (Wvla): New warning.
4795 2007-03-12 Richard Henderson <rth@redhat.com>
4797 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
4798 (TARGET_SECTION_TYPE_FLAGS): New.
4800 2007-03-12 Richard Henderson <rth@redhat.com>
4802 * config/darwin.c (machopic_reloc_rw_mask): New.
4803 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
4804 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
4806 2007-03-12 Mark Mitchell <mark@codesourcery.com>
4808 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
4809 * cppdefault.h (cpp_PREFIX): Document.
4810 (cpp_PREFIX_len): Likewise.
4811 (cpp_EXEC_PREFIX): New variable.
4812 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
4813 * c-incpath.c (add_standard_paths): Correct logic for relocating
4814 paths within prefix.
4816 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
4818 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
4819 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
4821 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
4822 fix_truncdfdi_sse using SSEMODEF mode macro.
4823 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
4824 fix_truncdfsi_sse using SSEMODEF mode macro.
4825 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
4826 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
4828 2007-03-12 Richard Sandiford <richard@codesourcery.com>
4830 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
4833 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
4835 * tree.h : Add multiple_of_p declaration.
4836 * fold-const.c (multiple_of_p): Make multiple_of_p public.
4837 * ipa-type-escape.c (results_of_malloc): Redundant.
4838 (visited_stmts): New. Visited stmt for walk_use_def_chains.
4839 (cast_type): Extended with new members.
4840 (check_cast): Returns cast_type.
4841 (cast): New structure for data of walk_use_def_chains.
4842 (is_malloc_result, is_cast_from_non_pointer_1,
4843 is_cast_from_non_pointer,
4844 is_array_access_through_pointer_and_index): New functions.
4845 (look_for_casts): Returns cast types.
4846 (check_call): Returns void.
4847 (okay_pointer_operation): Use support of pointer plus index,
4848 pointer plus constant and allow all multiplications.
4850 2007-03-11 Richard Guenther <rguenther@suse.de>
4852 PR tree-optimization/31115
4853 * tree-vrp.c (extract_range_from_binary_expr): Make sure
4854 the shift count is positive and non-anti-range for RSHIFT_EXPR.
4855 A shift count of zero is not special as with *_DIV_EXPR.
4856 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
4859 2007-03-11 Ian Lance Taylor <iant@google.com>
4861 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
4862 the *_DIV_EXPR codes correctly with overflow infinities.
4864 2007-03-11 Ira Rosen <irar@il.ibm.com>
4866 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
4867 indicate success/failure of the analysis. Add negation to subtrahend
4868 in case of subtraction. Fail if both operands contain constants.
4869 (create_data_ref): Fail if analyze_offset fails.
4871 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
4873 * config/i386/i386.md (frndintxf2): Rename to ...
4874 (rintxf2): ... this. Remove expander having same name.
4875 (rintsf2, rintdf2): Implement using SSEMODEF macro.
4876 (roundsf2, rounddf2): Ditto.
4877 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
4878 (lround<mode>di2, lround<mode>si2): Ditto.
4880 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
4882 * lower-subreg.c: Include except.h.
4883 (decompose_multiword_subregs): Verify that the only control flow
4884 insns we can split are loads to multi-words pseudos.
4885 Handle breaking such blocks after splitting, instead of calling
4886 find_many_sub_basic_blocks.
4888 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
4889 on the new basic block. Add a lengthy comment explaining why we
4890 thought this was necessary.
4891 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
4893 2007-03-10 Mark Mitchell <mark@codesourcery.com>
4896 * tree.c (walk_type_fields): Recurse into the element type of
4897 ARRAY_TYPEs if there is a pointer set.
4899 2007-03-10 Dirk Mueller <dmueller@suse.de>
4901 * c-common.c (warn_logical_operator): Fix condition.
4903 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
4905 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
4907 * config/darwin.c (machopic_select_section): Remove superfluous
4908 argument in call to categorize_decl_for_section. Remove unused
4911 2007-03-10 Joseph Myers <joseph@codesourcery.com>
4913 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
4915 * configure: Regenerate.
4917 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
4920 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
4921 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
4922 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
4923 Add LABEL_NUSES to emitted label.
4924 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
4925 branch probability value to emitted jump insn.
4926 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
4927 Do not check life information and do not re-arrange input operands
4928 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
4930 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4932 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
4933 the change of decode_asm_operands.
4935 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
4937 * mode-switching.c (create_pre_exit): Skip blockage insn.
4939 2007-03-09 Diego Novillo <dnovillo@redhat.com>
4941 * tree-pass.h (TODO_update_smt_usage): Remove.
4943 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4947 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4949 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
4950 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
4951 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
4954 2007-03-09 Geoffrey Keating <geoffk@apple.com>
4956 * gcc.c: Document %{, in big comment at top.
4957 (input_suffix_matches): Remove special handling for .s and
4959 (input_spec_matches): New.
4960 (handle_braces): Handle %{,.
4961 (validate_switches): ',' indicates a value which is not a switch.
4962 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
4963 to detect assembler input.
4964 * config/i386/sol2.h (CPP_SPEC): Likewise.
4965 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
4966 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
4967 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
4968 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
4969 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
4970 -m64 causes deployment target to default to 10.5.
4971 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
4973 2007-03-09 Richard Henderson <rth@redhat.com>
4976 * target.h (targetm.asm.out.reloc_rw_mask): New.
4977 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
4978 (TARGET_ASM_OUT): Use it.
4979 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
4980 * varasm.c (categorize_decl_for_section): Remove shlib argument;
4981 use the new reloc_rw_mask target hook instead.
4982 (default_section_type_flags_1): Merge into...
4983 (default_section_type_flags): ... here.
4984 (decl_readonly_section_1): Merge into...
4985 (decl_readonly_section): ... here.
4986 (default_elf_select_section_1): Merge into...
4987 (default_elf_select_section): ... here.
4988 (default_unique_section_1): Merge into...
4989 (default_unique_section): ... here.
4990 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
4991 (default_select_rtx_section): Use it.
4992 (default_elf_select_rtx_section): Likewise.
4993 * output.h: Update to match.
4994 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
4995 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
4996 (TARGET_ASM_RELOC_RW_MASK): New.
4997 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
4998 to categorize_decl_for_section.
4999 (x86_64_elf_unique_section): Likewise.
5000 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
5001 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
5002 (TARGET_ASM_RELOC_RW_MASK): New.
5003 * config/ia64/ia64.c (ia64_rwreloc_select_section,
5004 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
5005 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
5006 (TARGET_RWRELOC): Remove.
5007 (ia64_section_type_flags): Adjust call to default_section_type_flags.
5008 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
5009 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
5010 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
5011 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
5012 (rs6000_xcoff_select_section): Use decl_readonly_section.
5013 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
5014 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
5015 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
5016 (TARGET_SECTION_TYPE_FLAGS): Remove.
5017 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
5019 2007-03-09 Roger Sayle <roger@eyesopen.com>
5021 * fold-const.c (fold_comparison): Remove compile-time evaluation of
5022 complex constant equality/inequality comparisons for here.
5023 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
5024 known at compile-time or can be simplified to a scalar comparison.
5025 (fold_relational_const): Move compile-time evaluation of complex
5026 constant equality/inequality comparisons to here.
5028 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5030 PR rtl-optimization/30643
5031 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
5033 (fold_rtx): Recurse, like before 2006-11-03.
5035 2007-03-09 DJ Delorie <dj@redhat.com>
5037 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
5040 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
5042 PR tree-optimization/30375
5043 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
5044 LHS of statements is not the same.
5045 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
5047 2007-03-09 Chao-ying Fu <fu@mips.com>
5049 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
5051 * doc/invoke.texi (-mdspr2): Document new option.
5052 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
5053 New unspec for DSP REV 2.
5054 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
5055 these instructions are extended in DSP REV 2.
5056 (mips-dspr2.md): Include.
5057 * config/mips/mips.opt (mdspr2): New option.
5058 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
5059 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
5060 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
5061 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
5062 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
5063 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
5064 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
5066 (bdesc_map): Add one field of unsupported_target_flags.
5067 (bdesc_arrays): Update entries to have extra fields. Add
5069 (mips_init_builtins): Initialize new function types.
5070 Check unsupported_target_fileds to filter out builtins.
5071 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
5073 (ASM_SPEC): Pass mdspr2 to the assembler.
5074 * config/mips/mips-dspr2.md: New file.
5076 2007-03-09 Sa Liu <saliu@de.ibm.com>
5078 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
5080 2007-03-09 Ian Lance Taylor <iant@google.com>
5082 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
5083 argument) like -Wstrict-overflow=2.
5084 * doc/invoke.texi (Warning Options): Update documentation.
5086 2007-03-09 Dirk Mueller <dmueller@suse.de>
5089 * doc/invoke.texi (-Wlogical-op): Document.
5090 * common.opt (-Wlogical-op): New.
5091 * c-common.h (warn_logical_operator): Declare.
5092 * c-common.c (warn_logical_operator): Define.
5093 * c-typeck.c (parser_build_binary_op): Call
5094 warn_logical_operator.
5096 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5098 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
5099 * final.c (final_scan_insn): Test for non-"" file name.
5101 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
5103 * doc/loop.texi: Document the Omega linear constraints solver.
5104 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
5105 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
5106 omega-hash-table-size, omega-max-keys, and
5107 omega-eliminate-redundant-constraints.
5108 * tree-pass.h (pass_check_data_deps): Declared.
5111 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
5112 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
5113 pass_check_data_deps): New.
5114 * tree-data-ref.c (init_data_ref): Remove declaration.
5115 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
5116 (analyze_array): Renamed init_array_ref, move up initializations.
5117 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
5118 Removed arguments that are set to NULL.
5119 (analyze_indirect_ref): Correct indentation, correct call to
5121 (object_analysis): Call init_array_ref instead of analyze_array.
5122 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
5123 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
5124 of DR_ACCESS_FNS_ADDR.
5125 (init_omega_eq_with_af, omega_extract_distance_vectors,
5126 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
5127 ddr_consistent_p): New.
5128 (compute_affine_dependence): Check consistency of ddrs when
5129 flag_check_data_deps is passed.
5130 (analyze_all_data_dependences): Uncomment.
5131 (tree_check_data_deps): New.
5132 * tree-data-ref.h: Include omega.h.
5133 (DR_ACCESS_FNS_ADDR): Removed.
5134 (data_dependence_relation): Add inner_loop.
5135 (DDR_INNER_LOOP): New.
5136 * common.opt (fcheck-data-deps): New.
5137 * tree-flow.h (tree_check_data_deps): Declare.
5138 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
5139 (OBJS-common): Depend on omega.o.
5141 * passes.c (pass_check_data_deps): Scheduled.
5142 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
5143 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
5144 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
5145 PARAM_VECT_MAX_VERSION_CHECKS,
5146 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
5148 2007-03-09 Richard Guenther <rguenther@suse.de>
5150 PR tree-optimization/30904
5152 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
5153 the same way as *_DIV_EXPR.
5155 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5157 * recog.c (decode_asm_operands): No mixed declarations and code.
5159 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5161 * rtl.def (ASM_INPUT): Add location.
5162 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
5163 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
5164 (decode_asm_operands): Add loc operand.
5165 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
5166 * stmt.c (expand_asm): Rename to...
5167 (expand_asm_loc): ... this. Add locus argument. Pass it on to
5168 gen_rtx_ASM_INPUT_loc.
5169 (expand_asm_expr): Adjust.
5170 * recog.c (decode_asm_operands): Add loc operand.
5171 (check_asm_operands, extract_insn): Adjust.
5172 * reload1.c (maybe_fix_stack_asms): Likewise.
5173 * final.c (asm_insn_count): Likewise.
5174 (final_scan_insn): Output # line before and after asm.
5176 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
5178 * tree-ssa-structalias.c (variable_info): Remove
5180 (new_var_info): Ditto.
5181 (shared_bitmap_info_t): New structure.
5182 (shared_bitmap_table): New variable.
5183 (shared_bitmap_hash): New function.
5184 (shared_bitmap_eq): Ditto
5185 (shared_bitmap_lookup): Ditto.
5186 (shared_bitmap_add): Ditto.
5187 (merge_smts_into): Change to take bitmap directly.
5188 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
5189 (init_alias_vars): Init shared bitmap hashtable.
5190 (delete_points_to_sets): Delete shared bitmap hashtable.
5191 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
5192 is_aliased removal as a change that was still necessary was
5195 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
5197 * config/i386/i386.h (override_options): Conditionally disable
5198 x86_sahf for 64bit targets only.
5200 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5203 * c-decl.c (merge_decls): Don't call make_var_volatile.
5204 * varasm.c (make_var_volatile): Remove.
5205 * output.h (make_var_volatile): Remove.
5207 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
5209 PR tree-optimization/31085
5210 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
5212 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5214 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
5215 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
5216 ATTR_CONST_NOTHROW_LIST.
5218 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
5221 2007-03-08 Diego Novillo <dnovillo@redhat.com>
5223 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
5225 2007-03-08 Geoffrey Keating <geoffk@apple.com>
5228 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
5230 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
5231 passed, use shared libgcc.
5233 2007-03-08 Roger Sayle <roger@eyesopen.com>
5235 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
5236 instead of calling build2 with a GIMPLE_MODIFY_STMT.
5237 (honor_protect_cleanup_actions, lower_try_finally_switch):
5239 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
5240 ifc_temp_var): Likewise.
5241 * tree-inline.c (setup_one_parameter): Likewise.
5242 * tree-mudflap.c (mf_decl_cache_locals,
5243 mf_build_check_statement_for): Likewise.
5244 * tree-nested.c (init_tmp_var, save_tmp_var,
5245 finalize_nesting_tree_1): Likewise.
5246 * tree-outof-ssa.c (insert_copy_on_edge,
5247 insert_backedge_copies): Likewise.
5248 * tree-profile.c (tree_gen_edge_profiler,
5249 tree_gen_ic_profiler): Likewise.
5250 * tree-scalar-evolution.c (scev_const_prop): Likewise.
5251 * tree-sra.c (sra_build_assignment): Likewise.
5252 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
5253 * tree-ssa-math-opts.c (insert_reciprocals,
5254 execute_cse_sincos_1): Likewise.
5255 * tree-tailcall.c (adjust_accumulator_values,
5256 adjust_return_value): Likewise.
5257 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
5258 * tree-vect-transform.c (vect_create_data_ref_ptr,
5259 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
5260 vect_create_epilog_for_reduction, vectorizable_reduction,
5261 vectorizable_call, vectorizable_conversion,
5262 vectorizable_assignment, vectorizable_operation,
5263 vectorizable_type_demotion, vect_gen_widened_results_half,
5264 vect_permute_store_chain, vectorizable_store,
5265 vect_setup_realignment, vect_permute_load_chain,
5266 vectorizable_load, vectorizable_condition,
5267 vect_create_cond_for_align_checks): Likewise.
5268 * tree-vrp.c (build_assert_expr_for): Likewise.
5270 2007-03-08 Ian Lance Taylor <iant@google.com>
5272 * tree-vrp.c: Include "intl.h".
5273 (usable_range_p): New static function.
5274 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
5275 overflowed values, juts set *strict_overflow_p.
5276 (compare_values): Only return -2 if one of the operands is not a
5278 (compare_ranges): Call usable_range_p.
5279 (compare_range_with_value): Likewise.
5280 (vrp_evaluate_conditional_warnv): Rename from
5281 vrp_evaluate_conditional. Make static. Change all callers.
5282 (vrp_evaluate_conditional): New function.
5283 (simplify_div_or_mod_using_ranges): Issue warning about reliance
5285 (simplify_abs_using_ranges): Likewise.
5286 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
5287 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
5288 within_stmt parameter.
5289 * tree-ssa-propagate.c (fold_predicate_in): Update call to
5290 vrp_evaluate_conditional.
5291 * tree-ssa-threadedge.c
5292 (record_temporary_equivalences_from_stmts_at_dest): Change
5293 simplify parameter to take a second tree parameter.
5294 (simplify_control_stmt_condition): Likewise.
5295 (thread_across_edge): Likewise.
5296 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5297 (thread_across_edge): Likewise.
5298 * Makefile.in (tree-vrp.o): Depend upon intl.h.
5300 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
5302 * config/i386/i386.h (TARGET_SAHF): New define.
5303 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
5304 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
5305 (x86_sahf): New global variable.
5306 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
5307 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
5308 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
5309 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
5311 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
5312 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
5313 when expanding fcomi/sahf based tests.
5314 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
5315 expanding sahf based alternative. Emit sahf based sequence when
5316 optimizing for code size.
5317 * config/i386/i386.md (x86_sahf_1): Do not disable for
5318 TARGET_64BIT, enable for TARGET_SAHF.
5320 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
5322 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
5323 spurious whitespace from error message.
5325 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
5328 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
5330 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
5332 * c-decl.c (grokdeclarator): Disable warnings for anonymous
5334 * tree-sra.c (instantiate_element): Propagate disabled warnings
5335 from the element itself to the created variable.
5337 2007-03-07 Richard Henderson <rth@redhat.com>
5340 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
5341 silently fix up the stack in the case of a missing register.
5343 2007-03-07 Paul Brook <paul@codesourcery.com>
5345 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
5347 2007-03-07 Joseph Myers <joseph@codesourcery.com>
5349 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
5351 (phase1_vrs): Use them.
5352 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
5353 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
5354 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
5355 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
5356 __gnu_Unwind_Restore_WMMXC if required.
5357 (_Unwind_VRS_Pop): Implement iWMMXt support.
5358 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
5359 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
5360 gnu_Unwind_Save_WMMXC): Define.
5362 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5364 * config/vxworks.h (vxworks_override_options): Declare.
5365 (VXWORKS_OVERRIDE_OPTIONS): Use it.
5366 * config/vxworks.c: Include target.h and toplev.h.
5367 (vxworks_override_options): New function.
5368 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
5370 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
5372 * config/s390/s390.c (override_options): Don't emit an error when
5373 -mstack-size is used without providing -mstack-guard.
5374 (s390_emit_prologue): Choose stack_guard value automatically if not
5375 provided via command line.
5376 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
5378 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5380 * config/i386/i386.c (output_set_got): Add a GOT initialization
5381 sequence for VxWorks PIC.
5382 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
5383 around labels as well as symbols. Use gotoff_operand instead
5384 of local_symbolic_operand.
5385 (legitimize_pic_address): Use gotoff_operand instead of
5386 local_symbolic_operand. Use @GOT accesses for labels as
5388 (ix86_output_addr_diff_elt): Use PC-relative rather than
5389 GP-relative offsets for VxWorks PIC.
5390 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
5391 no_new_pseudos. Check whether the returned register is op0.
5392 * config/i386/i386.md (tablejump): Use PC-relative rather than
5393 GP-relative offsets for VxWorks PIC.
5394 * config/i386/predicates.md (gotoff_operand): New predicate.
5396 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5398 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
5400 * config/vxworks-dummy.h: New file.
5401 * config/i386/i386.h: Include it.
5403 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
5405 * dwarf2out.c (is_inlined_entry_point): New
5406 (add_high_low_attributes): Emit DW_AT_entry_pc along with
5407 DW_AT_ranges if the first subblock is the entry point.
5409 2007-03-06 David Daney <ddaney@avtrex.com>
5411 * doc/install.texi (mips-*-*): Change recommended binutils
5414 2007-03-06 Anatoly Sokolov <aesok@post.ru>
5416 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
5417 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
5419 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5420 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5422 2007-03-06 Jan Hubicka <jh@suse.cz>
5424 * errors.h (warning, error, fatal, internal_error): Mark as cold.
5425 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
5427 (probably_cold_bb_p): Cold functions are cold.
5428 (probably_never_executed_bb_p): Cold functions are cold.
5429 (tree_bb_level_predictions): Predict calls to cold functions as not
5431 (compute_function_frequency): Check hot/cold attributes.
5432 * function.h (function_frequency): Update comments.
5433 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
5434 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
5435 (c_common_att): Add cold and hot.
5437 * doc/extend.texi (hot,cold attributes): Document.
5439 2007-03-06 Andrew Haley <aph@redhat.com>
5441 * function.c (expand_function_end): Move blockage to just after we
5442 emit the label for the naked return from the function.
5444 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5446 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
5449 2007-03-06 Jan Hubicka <jh@suse.cz>
5451 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
5452 loaded for constant large models. Non-large 64bit PIC can do.
5453 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
5454 * cmodel.h: Add LARGE PIC.
5455 * i386.md (UNSPEC_PLTOFF): New.
5456 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
5458 (*call_1_rex64): Disable for large models.
5459 (*call_1_rex64_large): New.
5460 (*call_value_1_rex64): Disable for large models.
5461 (*call_value_1_rex64_large): New.
5462 (set_rip_rex4): New.
5463 (set_got_offset_rex64): New.
5464 * predicates.md (constant_call_address_operand): For large model
5465 constant calls are not possible.
5466 * i386-protos.h (construct_plt_address): Declare.
5467 * i386.c (override_options): Accept large models.
5468 (ix86_expand_prologue): Expand large PIC GOT pointer load.
5469 (legitimate_constant_p): Add new UNSPECs.
5470 (legitimate_pic_operand_p): Likewise.
5471 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
5472 (legitimize_pic_address): Do easy RIP relative way for TLS only for
5474 (output_pic_addr_const): Add PLTOFF.
5475 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
5476 (ix86_expand_move): Legitimize pic address when in PIC mode.
5477 (construct_plt_address): New function.
5478 (ix86_expand_call): Offload the address to register and use GOT pointer
5480 * invoke.texi (mcmodel=large): Update documentation.
5482 2007-03-06 Richard Henderson <rth@redhat.com>
5484 * config/i386/i386.c (x86_use_leave, x86_push_memory,
5485 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
5486 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
5487 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
5488 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
5489 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
5490 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
5491 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
5492 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
5493 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
5494 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5495 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
5496 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5497 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5498 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
5499 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
5500 x86_schedule, x86_use_bt, x86_pad_returns,
5501 x86_use_xchgb): Merge into ...
5502 (ix86_tune_features): ... here. New array.
5503 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5504 x86_bswap): Merge into ...
5505 (ix86_arch_features): ... here. New array.
5506 (x86_3dnow_a): Remove.
5507 (x86_accumulate_outgoing_args): Make static.
5508 (x86_arch_always_fancy_math_387): Make static.
5509 (ix86_tune_mask, ix86_arch_mask): Move ...
5510 (override_options): ... to local variables here. Apply the
5511 appropriate mask to each element of ix86_arch_features and
5512 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
5513 as were done in the old macros.
5514 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
5515 * config/i386/i386.h (x86_use_leave, x86_push_memory,
5516 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
5517 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
5518 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
5519 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
5520 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
5521 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
5522 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
5523 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
5524 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
5525 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5526 x86_accumulate_outgoing_args, x86_prologue_using_move,
5527 x86_epilogue_using_move, x86_decompose_lea,
5528 x86_arch_always_fancy_math_387, x86_shift1,
5529 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5530 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5531 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
5532 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5533 x86_use_incdec, x86_pad_returns, x86_bswap,
5534 x86_partial_flag_reg_stall): Remove.
5535 (enum ix86_tune_indices): New.
5536 (ix86_tune_features): New.
5537 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
5538 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
5539 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
5540 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
5541 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
5542 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
5543 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
5544 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
5545 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
5546 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
5547 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
5548 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
5549 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
5550 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
5551 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
5552 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
5553 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
5554 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
5555 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
5556 TARGET_EXT_80387_CONSTANTS): Use it.
5557 (enum ix86_arch_indices): New.
5558 (ix86_arch_features): New.
5559 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
5560 TARGET_BSWAP): Use it.
5561 (ix86_tune_mask, ix86_arch_mask): Remove.
5563 2007-03-06 Joseph Myers <joseph@codesourcery.com>
5566 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
5567 Define using $${sysroot_headers_suffix}.
5568 * configure: Regenerate.
5569 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
5570 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
5572 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
5573 * gcc.c (print_sysroot_headers_suffix): New.
5574 (option_map): Include --print-sysroot-headers-suffix.
5575 (display_help): Mention -print-sysroot-headers-suffix.
5576 (process_command): Handle -print-sysroot-headers-suffix.
5577 (do_spec_1): Append multilib directory to include-fixed path if
5578 sysroot suffixes in use.
5579 (main): Handle -print-sysroot-headers-suffix.
5580 * Makefile.in (start.encap): Don't depend on xlimits.h
5581 (xlimits.h): Remove.
5582 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
5583 limits.h for each multilib in fixinc_list.
5584 (fixinc_list, s-fixinc_list): New.
5585 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
5586 generate them for each multilib in fixinc_list.
5587 (stmp-fixproto): Use include-fixed. Run fixproto for each
5588 multilib in fixinc_list.
5589 (mostlyclean): Don't remove xlimits.h.
5590 (clean): Remove include-fixed.
5591 (real-install-headers-tar, real-install-headers-cpio,
5592 real-install-headers-cp): Don't copy include, only include-fixed.
5593 (install-mkheaders): Depend on fixinc_list. Don't depend on
5594 xlimits.h. Save limits.h files for each multilib in fixinc_list.
5595 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
5596 SYSTEM_HEADER_DIR setting in mkheaders.conf.
5598 2007-03-06 Jan Hubicka <jh@suse.cz>
5600 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
5603 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5605 * configure.ac: Allow tm_file to contain build-directory files.
5606 * configure: Regenerate.
5607 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
5608 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
5609 * config/m68k/print-sysroot-suffix.sh: New file.
5611 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5613 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
5614 of pic_offset_table_rtx if reload_completed.
5615 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
5616 PIC_OFFSET_TABLE_REGNUM.
5617 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
5619 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
5620 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
5622 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5624 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5625 functions that call eh_return.
5627 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5629 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5630 functions that need a constant pool.
5632 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5635 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
5636 (m68k_preferred_reload_class): Likewise.
5637 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
5638 (SECONDARY_RELOAD_CLASS): Define.
5639 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
5640 (LIMIT_RELOAD_CLASS): Delete.
5641 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
5642 registers from storing bytes.
5643 (m68k_secondary_reload_class): New function.
5644 (m68k_preferred_reload_class): Likewise.
5646 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5648 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
5650 (m68k_expand_prologue): Likewise.
5652 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5654 * config/m68k/m68k-protos.h (output_sibcall): Declare.
5655 (mips_expand_epilogue): Add a bool parameter.
5656 (m68k_legitimize_sibcall_address): Declare.
5657 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
5658 (m68k_expand_epilogue): Add a parameter to select between sibling
5659 and normal epilogues. Only generate a return for the latter.
5660 (m68k_ok_for_sibcall_p): New function.
5661 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
5662 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
5663 (sibcall_value, *sibcall_value): Likewise.
5664 (*call, *call_value): Require !SIBLING_CALL_P.
5665 (epilogue): Update call to m68k_expand_epilogue.
5666 (sibcall_epilogue): New pattern.
5667 * config/m68k/predicates.md (const_call_operand): Say that this
5668 predicate applies to sibling calls too.
5669 (sibcall_operand): New predicate.
5671 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5673 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
5674 alternatives as movsi_cf.
5675 (movsf_cf_hard): Add commentary.
5677 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
5678 Richard Sandiford <richard@codesourcery.com>
5680 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
5681 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
5682 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
5683 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
5684 as being live on exit from an interrupt function.
5685 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
5686 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
5687 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
5688 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
5689 (m68k_interrupt_function_p): Globalize.
5690 (m68k_compute_frame_layout): Remove reverse mask code.
5691 (m68k_emit_movem, m68k_set_frame_related): New functions.
5692 (m68k_output_function_prologue): Delete in favor of...
5693 (m68k_expand_prologue): ...this new function.
5694 (m68k_output_function_epilogue): Delete in favor of...
5695 (m68k_expand_epilogue): ...this new function.
5696 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
5698 (print_operand): Handle %?.
5699 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
5700 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
5701 (prologue, epilogue): New patterns.
5702 (return): Turn into a define_expand.
5703 (*return): New pattern, derived from old "return" pattern. Use rte
5704 rather than rts for interrupt functions. Only use rtd if the pop
5706 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
5707 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
5708 (link, *link, unlink, *unlink, load_got): Likewise.
5710 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5714 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
5715 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
5716 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
5717 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
5718 and m68k_matches_u_p.
5719 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
5720 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
5721 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
5722 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
5723 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
5724 (REG_STRICT_P): New macro.
5725 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
5726 PCREL_GENERAL_OPERAND_OK.
5727 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
5728 m68k_legitimate_base_reg_p.
5729 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
5730 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
5731 (PIC_CASE_VECTOR_ADDRESS): Update comment.
5732 * config/m68k/m68k.c (m68k_address): New structure.
5733 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
5734 (m68k_decompose_index, m68k_legitimate_constant_address_p)
5735 (m68k_jump_table_ref_p, m68k_decompose_address)
5736 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
5737 (m68k_matches_u_p): New functions.
5738 (print_operand_address): Rewrite to use m68k_decompose_index.
5740 2007-03-05 David Taylor <dtaylor@emc.com>
5742 * gcc.c: Correct copyright date in --version output.
5744 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5746 * pa.md: In unamed move patterns, disparge copies between general
5747 and floating point registers using '?' modifier. Don't include 'f'
5748 constraint for register preferences in DImode, SImode, HImode and
5749 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
5750 Remove constraints for copies between general and floating registers
5751 in soft-float DFmode pattern.
5752 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
5756 2007-03-05 Mike Stump <mrs@apple.com>
5758 * c-common.c (targetcm): Add.
5759 * c-opts.c (c_common_handle_option): Handle language specific
5761 * opts.c (handle_option): Verify language for target options, if
5763 * opth-gen.awk: Add CL_LANG_ALL.
5764 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
5765 (TARGETCM_INITIALIZER): Add.
5766 * target.h (struct gcc_targetcm): Add.
5768 * targhooks.c (default_handle_c_option): Add.
5769 * targhooks.h (default_handle_c_option): Add.
5770 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
5772 * config/darwin.opt (iframework): Add.
5773 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
5774 * config/darwin-c.c (handle_c_option): Add.
5775 (TARGET_HANDLE_C_OPTION): Add.
5777 * doc/invoke.texi (Darwin Options): Add -iframework.
5779 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5781 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
5784 2007-03-05 Ian Lance Taylor <iant@google.com>
5786 * c.opt (fgnu89-inline): New option.
5787 * c-opts.c (c_common_post_options): Set default value for
5789 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
5790 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
5792 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
5793 (grokdeclarator, start_function): Likewise.
5794 * c-cppbuiltin.c (c_cpp_builtins): Define either
5795 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
5796 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
5797 (C Dialect Options): Document -fgnu89-inline.
5798 * doc/extend.texi (Function Attributes): Explain what the
5799 gnu_inline attribute does.
5800 * doc/cpp.texi (Common Predefined Macros): Document
5801 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
5803 2007-03-05 Ian Lance Taylor <iant@google.com>
5805 PR tree-optimization/31034
5806 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
5807 half-range if the other side is an overflow infinity.
5809 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
5811 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
5812 (bfin*-linux-uclibc*): New configuration.
5813 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
5815 * config/bfin/linux.h: New file.
5816 * config/bfin/libgcc-bfin.ver: New file.
5817 * config/bfin/t-bfin-uclinux: New file.
5818 * config/bfin/t-bfin-linux: New file.
5819 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
5820 (TARGET_OS_CPP_BUILTINS): New macro.
5822 2007-03-05 Richard Guenther <rguenther@suse.de>
5824 * fold-const.c (fold_binary): Remove duplicate folding
5825 of comparison of non-null ADDR_EXPR against null.
5827 2007-03-05 Richard Guenther <rguenther@suse.de>
5828 Dorit Nuzman <dorit@il.ibm.com>
5830 PR tree-optimization/26420
5831 * tree-vectorizer.c (vectorize_loops): Bail out early if there
5832 are no loops in the function. Only print the number of
5833 vectorized loops if it is greater than zero or we are supposed
5834 to print information about unvectorized loops.
5836 2007-03-05 Revital Eres <eres@il.ibm.com>
5838 * gcc.dg/var-expand1.c: New test.
5839 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
5840 when an accumulator is expanded.
5842 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5845 * c-common.c (convert_and_check): Don't give warnings for
5846 conversion if 'expr' already overflowed.
5848 2007-03-04 Roger Sayle <roger@eyesopen.com>
5851 * fold-const.c (fold_comparison): Enforce type consistency when
5852 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
5854 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
5856 * tree-ssa-address.c (create_mem_ref): Do not put an expression
5857 containing a cast to the base of TARGET_MEM_REF.
5859 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
5861 * tree.c (tree_contains_struct_check_failed): Remove spurious
5862 whitespace from error message.
5864 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5867 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
5868 instead of precision.
5870 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
5871 Nathan Sidwell <nathan@codesourcery.com>
5873 * emit-rtl.c (find_auto_inc): New.
5874 (try_split): recreate REG_INC notes,
5875 Use regular for loops rather than whiles.
5877 2007-03-03 Andreas Schwab <schwab@suse.de>
5879 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
5880 * configure: Regenerate.
5882 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5884 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
5885 flag_rounding_math, not flag_unsafe_math_optimizations.
5887 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
5889 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
5890 alpha_fold_vector_minmax): Likewise.
5891 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5892 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
5894 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5896 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
5897 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
5898 if the lhs has side-effects.
5899 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
5901 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
5903 * config/i386/i386.h (TUNEMASK): Remove define.
5904 (ARCHMASK): Remove define.
5905 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
5906 Use ix86_arch_mask variable instead of ARCHMASK.
5907 * config/i386/i386.c (override_options): Ditto.
5908 (standard_80387_constant_p): Ditto.
5910 2007-03-02 Ian Lance Taylor <iant@google.com>
5912 Used signed infinities in VRP.
5913 * tree-vrp.c (uses_overflow_infinity): New static function.
5914 (supports_overflow_infinity): New static function.
5915 (make_overflow_infinity): New static function.
5916 (negative_overflow_infinity): New static function.
5917 (positive_overflow_infinity): New static function.
5918 (is_negative_overflow_infinity): New static function.
5919 (is_positive_overflow_infinity): New static function.
5920 (is_overflow_infinity): New static function.
5921 (overflow_infinity_range_p): New static function.
5922 (compare_values_warnv): New function split out of compare_values.
5923 (compare_value): Call it.
5924 (set_value_range_to_nonnegative): Add overflow_infinity
5925 parameter. Change caller.
5926 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
5928 (vrp_expr_computes_nonzero): Likewise.
5929 (compare_ranges, compare_range_with_value): Likewise.
5930 (compare_name_with_value, compare_names): Likewise.
5931 (vrp_evaluate_conditional): Likewise.
5932 (set_value_range): Handle infinity
5933 (vrp_operand_equal_p, operand_less_p): Likewise.
5934 (extract_range_from_assert): Likewise.
5935 (vrp_int_const_binop): Likewise.
5936 (extract_range_from_binary_expr): Likewise.
5937 (extract_range_from_unary_expr): Likewise.
5938 (extract_range_from_comparison): Likewise.
5939 (extract_range_from_expr): Likewise.
5940 (dump_value_range): Likewise.
5941 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
5942 (test_for_singularity): Likewise.
5943 (vrp_int_const_binop): Remove inline qualifier.
5944 (adjust_range_with_scev): Add comment.
5945 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5947 2007-03-02 Diego Novillo <dnovillo@redhat.com>
5949 * tree-ssa-structalias.c (could_have_pointers): Tidy.
5950 (get_constraint_for): Likewise.
5951 (do_structure_copy): Likewise.
5952 (find_func_aliases): Fix references to MODIFY_EXPR.
5953 (intra_create_variable_infos): Tidy.
5954 * tree-ssa-operands.c (add_virtual_operand): Add argument
5956 When adding members of alias sets, if IS_CALL_SITE is true and
5957 the symbol is not call-clobbered, skip it.
5960 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
5962 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
5963 entry by means of emit_insn_at_entry.
5965 2007-03-02 Richard Henderson <rth@redhat.com>
5967 * expr.h (promoted_input_arg): Remove decl.
5968 * function.c (promoted_input_arg): Merge into ...
5969 * combine.c (setup_incoming_promotions): ... only caller.
5970 Rearrange to avoid double loop.
5972 2007-03-02 Ben Elliston <bje@au.ibm.com>
5973 Peter Bergner <bergner@vnet.ibm.com>
5974 Janis Johnson <janis187@us.ibm.com>
5976 * config/rs6000/dfp.md: New file.
5977 * config/rs6000/rs6000.md: Include dfp.md.
5978 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
5979 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
5980 and TDmode decimal float modes in FP registers.
5981 (num_insns_constant): Likewise.
5982 (rs6000_legitimate_offset_address_p): Likewise.
5983 (rs6000_legitimize_address): Likewise.
5984 (rs6000_legitimize_reload_address): Likewise.
5985 (rs6000_legitimate_address): Likewise.
5986 (rs6000_emit_move): Likewise.
5987 (function_arg_boundary): Likewise.
5988 (function_arg_advance): Likewise.
5989 (rs6000_darwin64_record_arg_recurse): Likewise.
5990 (function_arg): Likewise.
5991 (rs6000_gimplify_va_arg): Likewise.
5992 (rs6000_split_multireg_move): Likewise.
5993 (rs6000_output_function_epilogue): Likewise.
5994 (rs6000_output_function_epilogue): Likewise.
5995 (rs6000_register_move_cost): Likewise.
5996 (rs6000_function_value): Likewise.
5997 (rs6000_libcall_value): Likewise.
5999 2007-03-02 Richard Sandiford <richard@codesourcery.com>
6001 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
6003 2007-03-02 Richard Sandiford <richard@codesourcery.com>
6005 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
6006 Use $MULTIDIR to choose between the kernel and RTP headers,
6007 and use $WIND_BASE and $WIND_USR to locate them.
6009 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6011 * config/i386/i386.c (override_options): Put initialization of
6012 ix86_tune_mask and ix86_arch_mask to the correct place.
6014 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6015 Michael Meissner <michael.meissner@amd.com>
6018 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
6020 (TARGET_CMOVE): Use ARCHMASK.
6021 (TARGET_CMPXCHG): Ditto.
6022 (TARGET_CMPXCHG8B): Ditto.
6023 (TARGET_XADD): Ditto.
6024 (TARGET_BSWAP): Ditto.
6025 * config/i386/i386.c (ix86_tune_mask): New global variable.
6026 (ix86_arch_mask): Ditto.
6027 (override_options): Initialize ix86_tune_mask and
6028 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
6031 2007-03-02 Ben Elliston <bje@au.ibm.com>
6034 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
6036 2007-03-02 Joseph Myers <joseph@codesourcery.com>
6038 * target.h (init_dwarf_reg_sizes_extra): New target hook.
6039 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
6040 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
6041 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
6043 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
6044 rs6000_init_dwarf_reg_sizes_extra): New.
6045 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
6046 SPE register high parts.
6048 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
6050 * Makefile.in: Add install-pdf target as
6051 copied from automake v1.10 rules.
6052 * configure.ac: Add install-pdf to target list.
6053 * configure: Regenerate.
6055 2007-03-01 Paul Brook <paul@codesourcery.com>
6057 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
6058 modes to LDRD for DImode.
6059 (output_move_double): Fixup out of range ldrd/strd.
6060 (vfp_secondary_reload_class): Rename...
6061 (coproc_secondary_reload_class): ... to this. Add wb argument.
6062 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
6063 coproc_secondary_reload_class for CLASS_IWMMXT.
6064 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
6065 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
6067 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6069 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
6070 factor by the estimated number of iterations.
6071 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
6074 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
6075 decode_caches_intel, detect_caches_intel): New functions.
6076 (host_detect_local_cpu): Use detect_caches_amd and
6077 detect_caches_intel.
6079 2007-03-01 Richard Henderson <rth@redhat.com>
6081 * expr.c (emit_move_complex_push): Export.
6082 (emit_move_complex_parts): Split out from ...
6083 (emit_move_complex): ... here.
6084 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
6085 * config/i386/i386.md (movcdi): New.
6087 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
6089 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
6090 size of mode1 to check for tieable modes in MMX case.
6092 2007-03-01 Richard Sandiford <richard@codesourcery.com>
6094 * Makefile.in (rtlanal.o): Depend on tree.h.
6095 * rtl.h (offset_within_section_p, split_const): Declare.
6096 * rtlanal.c: Include tree.h.
6097 (offset_within_block_p): New function, taken from
6098 mips_offset_within_object_p.
6099 (split_const): New function, taken from mips_split_const.
6100 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
6102 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
6103 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
6104 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
6105 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6106 (m68k_illegitimate_symbolic_constant_p): New function.
6107 * config/m68k/m68k.md (movsi): Remove misleading predicates.
6108 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
6109 symbolic constant that might be outside the symbol's section,
6110 move the symbol first and then add the offset.
6111 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
6113 * config/mips/mips.c (mips_split_const): Delete.
6114 (mips_offset_within_object_p): Delete.
6115 (mips_symbolic_constant_p): Use offset_within_section_p and
6116 split_const instead of mips_offset_within_object_p and
6118 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
6119 (mips_legitimize_const_move, print_operand_reloc)
6120 (mips_dangerous_for_la25_p): Use split_const instead of
6123 2007-02-28 Eric Christopher <echristo@apple.com>
6125 * Makefile.in (install-include-dir): Don't rm -rf include.
6127 2007-02-28 Richard Guenther <rguenther@suse.de>
6130 * fold-const.c (fold_binary): Do not associate expressions
6131 with more than one variable for integer types that do not wrap.
6133 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
6135 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
6136 Delete, and replace with...
6137 (fold_builtin_call_array): This. Update callers to use it.
6138 * fold-const.c (fold_build_call_list): Delete, and replace with...
6139 (fold_build_call_array): This.
6140 (fold_build_call_list_initializer): Delete, and replace with...
6141 (fold_build_call_array_initializer): This.
6142 * tree.h: Update declarations to reflect above changes.
6144 * c-typeck.c (build_function_call): Store converted arguments
6145 in a stack-allocated array instead of building a list.
6146 (convert_arguments): Store arguments in the array passed in as an
6147 argument, and return the actual number of arguments.
6148 * c-format.c: (check_function_format): Pass arguments in an
6149 array instead of a list.
6150 * c-common.c (check_function_nonnull): Likewise.
6151 (check_function_sentinel): Likewise.
6152 (check_function_arguments): Likewise.
6153 * c-common.h: Update declarations to reflect above changes.
6155 2007-02-28 Jan Hubicka <jh@suse.cz>
6157 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
6158 PRED_NEGATIVE_RETURN): Update outcomes.
6160 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
6162 * calls.c (emit_library_call_value_1): Handle partial registers
6163 correctly when building up CALL_INSN_FUNCTION_USAGE.
6165 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6167 * pa/predicates.md (move_src_operand): Allow zero for mode.
6168 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
6171 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
6174 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
6175 *movv2df_internal): Enable pattern only for valid operand
6177 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
6178 tie only 128bit modes. For MMX registers, tie only 64bit modes.
6180 2007-02-27 Mike Stump <mrs@apple.com>
6182 * config/darwin-crt3.c: Avoid compilation when compiling for a
6185 2007-02-27 Joseph Myers <joseph@codesourcery.com>
6187 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
6189 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
6190 for fixed headers and limits.h.
6191 (install-include-dir, install-headers-tar, install-headers-cpio,
6192 install-headers-cp, real-install-headers-tar,
6193 real-install-headers-cpio, real-install-headers-cp): Handle
6194 include-fixed as well as include.
6195 (install-mkheaders): Don't install files that go only in include
6197 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
6198 from GCC_INCLUDE_DIR.
6199 * gcc.c (process_command): Remove special -BstageN/ handling.
6200 (do_spec_1): Add include-fixed directories.
6202 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6204 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
6206 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
6208 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
6211 2007-02-27 Mark Mitchell <mark@codesourcery.com>
6213 * c-common.c (get_priority): Add check for
6214 SUPPORTS_INIT_PRIORITY.
6216 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6218 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
6220 * config/bfin/bfin.c: Include "cfglayout.h".
6221 (MAX_LSETUP_DISTANCE): New macro.
6222 (struct loop_info): New members incoming, incoming_src and
6223 incoming_dest. Delete member predecessor.
6224 (length_for_loop): New function.
6225 (bfin_optimize_loop): Handle more different loop structures.
6226 (bfin_discover_loop): Rework detection of predecessor blocks by
6227 examining incoming edges.
6228 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
6230 (bfin_reorder_loops): New function.
6231 (bfin_reorg_loops): Use these three new functions.
6233 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
6234 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
6235 (CONSTRAINT_LEN): Add entry for 'q'.
6236 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
6237 Add 'q' constraints.
6238 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
6239 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
6241 * config/bfin/bfin.md (add_with_carry): New pattern.
6242 (s_or_u, su_optab, su_modifier): New code macros/attrs.
6243 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
6244 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
6245 support unsigned multiplies too. Removed incorrect commutativity from
6246 operand 1 constraint where appropriate.
6247 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
6249 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
6250 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
6252 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
6253 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
6254 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
6255 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
6256 usmulhisi_hh_huh): New patterns.
6258 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
6259 lshifthi3): Fix output template to use half reg for operand 2.
6261 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
6264 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
6266 2007-02-27 Andreas Schwab <schwab@suse.de>
6268 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
6270 2007-02-27 Jan Hubicka <jh@suse.cz>
6272 * predict.c (last_basic_block_p): Remove.
6273 (tree_estimate_probability): Update return heuristic for commonized
6276 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6278 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
6280 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6282 * doc/include/gcc-common.texi (versionsubtitle): New macro.
6283 * doc/cpp.texi: Standardize title page.
6284 * doc/cppinternals.texi: Likewise.
6285 * doc/gcc.texi: Standardize title page, remove version number
6286 from copyright page.
6287 * doc/gccint.texi: Likewise.
6288 * doc/install.texi: Standardize title page, add table of
6291 2007-02-26 Jan Hubicka <jh@suse.cz>
6293 * predict.def: Set outcomes according to more recent results.
6294 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
6295 Remove dead predictors.
6296 * predict.c (return_prediction): Fix pasto.
6298 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6300 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
6301 change; avoid a memory leak when returning early.
6303 2007-02-26 Mark Mitchell <mark@codesourcery.com>
6305 * c-decl.c (static_ctors): Move to c-common.c.
6306 (static_dtors): Likewise.
6307 (finish_function): Use c_record_cdtor_fn.
6308 (build_cdtor): Move to c-common.c.
6309 (c_write_global_declarations): Use c_build_cdtor_fns.
6310 * c-common.h (static_ctors): Declare.
6311 (static_dtors): Likewise.
6312 (c_record_cdtor_fn): Likewise.
6313 (c_build_cdtor_fns): Likewise.
6314 * c-common.c (static_ctors): New variable.
6315 (static_dtors): Likewise.
6316 (c_record_cdtor_fn): New function.
6317 (build_cdtor): Move from c-decl.c
6318 (c_build_cdtor_fns): New function.
6320 * output.h (assemble_addr_to_section): Declare.
6321 (get_cdtor_priority_section): Likewise.
6322 * varasm.c (assemble_addr_to_section): New function.
6323 (get_cdtor_priority_section): Likewise.
6324 (default_named_section_asm_out_destructor): Use them.
6325 (destor_dtor_section_asm_out_destructor): Likewise.
6326 (default_named_section_asm_out_constructor): Likewise.
6327 (default_ctor_section_asm_out_constructor): Likewise.
6328 * config.gcc (*-*-vxworks*): Include vxworks.o.
6329 * config/t-vxworks (vxworks.o): New target.
6330 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
6331 (TARGET_ASM_CONSTRUCTOR): Define.
6332 (TARGET_ASM_DESTRUCTOR): Likewise.
6333 (vxworks_asm_out_constructor): Declare.
6334 (vxworks_asm_out_destructor): Likewise.
6336 * c-common.c (get_priority): Check that we have not just an
6337 INTEGER_CST, but an integer constant with integeral type.
6339 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
6341 PR tree-optimization/30938
6342 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
6343 use &dt[nargs-1] instead of &dt[nargs] in the call to
6344 vect_is_simple_use().
6346 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
6348 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
6349 from register elimination as PRE_MODIFY / POST_MODIFY increments.
6350 Do not attempt to handle MEM inside auto-inc expressions.
6351 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
6352 of a register modified by an auto-inc expression. However, do handle
6353 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
6354 (elimination_effects): Prohibit elimination of a register modified
6355 by an auto-inc expression. Disable register elimination rules whose
6356 target register is modified by an auto-inc expression with variable
6359 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6361 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
6363 (array_at_struct_end_p): New function.
6364 (idx_infer_loop_bounds): Use it.
6365 (estimate_numbers_of_iterations_loop): Export.
6366 * predict.c (predict_loops): Use estimated_loop_iterations_int.
6367 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
6368 (tree_estimate_probability): Call record_loop_exits.
6369 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
6370 (estimated_loop_iterations, estimated_loop_iterations_int,
6371 estimated_loop_iterations_tree): New functions.
6372 (analyze_siv_subscript_cst_affine,
6373 compute_overlap_steps_for_affine_1_2,
6374 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
6375 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
6376 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
6377 (PRED_LOOP_ITERATIONS_GUESSED): New.
6378 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
6379 * cfgloop.h (estimate_numbers_of_iterations_loop,
6380 estimated_loop_iterations_int): Declare.
6382 2007-02-25 Mark Mitchell <mark@codesourcery.com>
6384 * doc/extend.texi: Document optional priority argument to
6385 constructors and destructors.
6386 * tree.c (init_priority_for_decl): Adjust GTY markers.
6387 (init_ttree): Use priority-info hash functions for
6388 init_priority_for_decl.
6389 (tree_map_eq): Rename to ...
6390 (tree_map_base_eq): ... this.
6391 (tree_map_marked_p): Rename to ...
6392 (tree_map_base_marked_p): ... this.
6393 (tree_map_base_hash): New function.
6394 (decl_init_priority_lookup): Rework.
6395 (decl_fini_priority_lookup): New function.
6396 (decl_priority_info): New function.
6397 (decl_init_priority_insert): Use it.
6398 (decl_fini_priority_insert): Likewise.
6399 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
6401 (decl_restrict_base_insert): Likewise.
6402 (decl_debug_expr_insert): Likewise.
6403 (decl_value_expr_lookup): Likewise.
6404 (decl_value_expr_insert): Likewise.
6405 * tree.h (priority_type): New type.
6406 (decl_init_priority_lookup): Use priority_type.
6407 (decl_fini_priority_lookup): New function.
6408 (decl_init_priority_insert): Use priority_type.
6409 (decl_fini_priority_insert): New function.
6410 (DECL_HAS_INIT_PRIORITY): Tweak comments.
6411 (DECL_INIT_PRIORITY): Likewise.
6412 (SET_DECL_INIT_PRIORITY): Add comment.
6413 (DECL_FINI_PRIORITY): New macro.
6414 (SET_DECL_FINI_PRIORITY): Likewise.
6415 (DEFAULT_INIT_PRIORITY): Document.
6416 (MAX_INIT_PRIORITY): Likewise.
6417 (MAX_RESERVED_INIT_PRIORITY): Likewise.
6418 (tree_map_base): New type.
6419 (tree_map_base_eq): New function.
6420 (tree_map_base_hash): Likewise.
6421 (tree_map_base_marked_p): Likewise.
6422 (tree_map): Inherit from tree_map_base.
6423 (tree_map_eq): Make it a macro.
6424 (tree_map_marked_p): Likewise.
6425 (tree_int_map): Inherit from tree_map_base.
6426 (tree_int_map_eq): Make it a macro.
6427 (tree_int_map_hash): Likewise.
6428 (tree_int_map_marked_p): Likewise.
6429 (tree_priority_map): New type.
6430 (tree_priority_map_eq): New macro.
6431 (tree_priority_map_hash): Likewise.
6432 (tree_priority_map_marked_p): Likewise.
6433 * varasm.c (emults_decl): Adjust for refactoring of tree_map
6435 (emutls_common_1): Likewise.
6436 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
6437 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
6438 of tree_map hierarchy.
6439 * tree-cfg.c (move_stmt_r): Likewise.
6440 (new_label_mapper): Likewise.
6441 * c-tree.h (c_expand_body): Move to ...
6442 * c-common.h (c_expand_body): ... here.
6443 * c-decl.c (c_expand_body): Move to ...
6444 * c-common.c (c_expand_body): ... here.
6445 (c_common_attribute_table): Allow 1 argument for the constructor
6446 and destructor attributes.
6447 (get_priority): New function.
6448 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
6449 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
6451 2007-02-24 Jan Hubicka <jh@suse.cz>
6454 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
6456 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6457 Jan Hubicka <jh@suse.cz>
6460 * i386.c (counter_mode): New function.
6461 (expand_set_or_movmem_via_loop): Use it.
6462 (expand_movmem_epilogue): Likewise; fix pasto.
6463 (ix86_expand_movmem): Do emit guard even for constant counts.
6464 (ix86_expand_setmem): Likewise.
6466 2007-02-25 Nick Clifton <nickc@redhat.com>
6468 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
6469 (JUMP_TABLES_IN_TEXT_SECTION): Define.
6471 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6474 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
6475 count argument with 0x10, not with 0x16.
6476 (expand_setmem_epilogue): Ditto.
6478 2007-02-24 Mike Stump <mrs@apple.com>
6480 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
6483 2007-02-24 Richard Guenther <rguenther@suse.de>
6486 * fold-const.c (fold_binary): Fold x +- CST op x for
6487 EQ_EXPR and NE_EXPR.
6489 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6491 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
6493 2007-02-24 Jan Hubicka <jh@suse.cz>
6495 * cgraphunit.c (decide_is_function_needed): Honor
6496 -fkeep-inline-functions.
6498 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6500 * builtins.c (fold_builtin_modf): New.
6501 (fold_builtin_2): Use it.
6503 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
6505 * loop-iv.c (implies_p): Detect additional cases where A implies B.
6506 (determine_max_iter): Take additional LOOP arg; all callers changed.
6507 Lose broken logic dealing with PLUS. Try to limit the upper bound by
6508 one using simplifications.
6509 (simplify_using_initial_values): Return if the expression becomes
6510 invalid due to altered regs.
6512 2007-02-23 DJ Delorie <dj@redhat.com>
6514 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
6516 2007-02-23 Mike Stump <mrs@apple.com>
6518 * tlink.c (scan_linker_output): Parse linker messages from
6519 darwin9's linker better.
6521 2007-02-23 Steve Ellcey <sje@cup.hp.com>
6524 * varpool.c (varpool_assemble_pending_decls): Set
6525 varpool_last_needed_node to null.
6527 2007-02-23 DJ Delorie <dj@redhat.com>
6529 * config/i386/i386.c (ix86_data_alignment): Don't specify an
6530 alignment bigger than the object file can handle.
6532 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
6535 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
6536 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
6537 (*movsf_1): Penalize MMX moves.
6539 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
6541 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
6542 2^32-1 or more times unless flag_unsafe_loop_optimizations.
6544 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
6546 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6548 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
6549 (fold_builtin_1): Use them.
6550 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
6551 BUILT_IN_SIGNIFICAND.
6553 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
6555 * config/i386/i386.c (bdesc_1arg): Initialize
6556 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
6557 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
6558 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
6559 and IX86_BUILTIN_MOVSLDUP.
6561 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
6563 PR rtl-optimization/30841
6564 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
6566 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6568 * builtins.c (fold_builtin_frexp): New.
6569 (fold_builtin_2): Use it.
6571 2007-02-22 Mark Mitchell <mark@codesourcery.com>
6573 * doc/invoke.texi (Spec Files): Document getenv spec function.
6575 * gcc.c (getenv_spec_function): New function.
6576 (static_spec_functions): Add it.
6577 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
6578 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
6581 2007-02-22 Michael Matz <matz@suse.de
6584 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
6585 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
6587 2007-02-22 Ian Lance Taylor <iant@google.com>
6590 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
6591 (mem_loc_descriptor): Call it.
6593 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
6594 Ira Rosen <irar@il.ibm.com>
6596 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
6598 2007-02-22 Ira Rosen <irar@il.ibm.com>
6600 PR tree-optimization/30843
6601 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
6602 stores only after all the group is vectorized.
6604 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
6606 PR tree-optimization/30858
6607 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
6608 in the reduction cycle have a single use in the loop.
6609 * tree-vectorizer.h (relevant): Add documentation.
6611 2007-02-20 Mike Stump <mrs@apple.com>
6613 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
6614 * configure: Regenerate.
6616 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6618 Change the defaults of some parameters and options.
6619 * config/spu/spu-protos.h (spu_optimization_options): Declare.
6620 * config/spu/spu.c (spu_optimization_options): Add.
6621 (spu_override_options): Change params in spu_optimization_options.
6622 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
6624 Register 127 is only 16 byte aligned when used as a frame pointer.
6625 * config/spu/spu-protos.h (spu_init_expanders): Declare.
6626 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
6627 HARD_FRAME_POINTER_REGNUM.
6628 (spu_legitimate_address): Use regno_aligned_for_reload.
6629 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
6630 aligned when frame_pointer_needed is true.
6631 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
6633 * config/spu/spu.h (INIT_EXPANDERS): Define.
6635 Make sure shift and rotate instructions have valid immediate operands.
6636 * config/spu/predicates.md (spu_shift_operand): Remove.
6637 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
6638 * config/spu/constraints.md (W, O): Extend range.
6639 * config/spu/spu.md (umask, nmask): Define.
6640 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
6641 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
6642 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
6643 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
6644 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
6645 (lshr<mode>3_reg): Fix rtl description.
6647 Make sure mulhisi immediate operands are valid.
6648 * config/spu/predicates.md (imm_K_operand): Add.
6649 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
6651 Generate constants using fsmbi and andi.
6652 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
6653 (print_operand, spu_split_immediate, classify_immediate,
6654 fsmbi_const_p): Handle IC_FSMBI2.
6656 Correctly handle a CONST_VECTOR containing symbols.
6657 * config/spu/spu.c (print_operand): Handle HIGH correctly.
6658 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
6659 (immediate_load_p): Allow symbols that use 2 instructions to create.
6660 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
6661 with symbols when flag_pic is set.
6662 (const_vector_immediate_p): New.
6663 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
6664 accept a CONST_VECTOR with symbols.
6665 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
6666 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
6668 * config/spu/spu.md (high, low): Delete.
6669 (low_<mode>): Define.
6671 Remove INTRmode and INTR_REGNUM, which didn't work.
6672 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
6674 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
6675 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
6676 peephole2 pattern): Don't use INTR or 131.
6677 (movintrcc): Delete.
6678 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
6679 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
6680 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
6681 (UNSPEC_SET_INTR): Add.
6682 * config/spu/spu-modes.def (INTR): Remove.
6684 More accurate warnings about run-time relocations.
6685 * config/spu/spu.c (reloc_diagnostic): Test in_section.
6687 Correctly warn about immediate arguments to specific intrinsics.
6688 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
6689 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
6690 the instruction predicate.
6692 Fix tree check errors with latest update.
6693 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
6695 (spu_expand_builtin): Use CALL_EXPR_FN.
6697 Add missing specific intrinsics.
6698 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
6700 * config/spu/spu_internals.h: Ditto.
6702 Fix incorrect operand modifiers.
6703 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
6704 * config/spu/spu.md (xor<mode>3): Change %S to %J.
6706 Optimize one case of zero_extend of a vec_select.
6707 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
6709 Accept any immediate for hbr.
6710 * config/spu/spu.md (hbr): Change s constraints to i.
6712 2007-02-21 Paul Brook <paul@codesourcery.com>
6714 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
6715 condexec_count when skipping USE and CLOBBER.
6717 2007-02-21 Nick Clifton <nickc@redhat.com>
6719 * common.opt (Warray-bounds): Add Warning attribute.
6720 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
6722 (fsized-zeroes): Add Optimization attribute.
6723 (fsplit-wide-types, ftree-scev-cprop): Likewise.
6724 * c.opt (Wc++0x-compat): Add Warning attribute.
6726 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6729 * reload1.c (eliminate_regs_in_insn): In the single_set special
6730 case, attempt to re-recognize the insn before falling back to
6731 having reload fix it up.
6733 2007-02-20 Eric Christopher <echristo@gmail.com>
6735 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
6736 Rewrite accordingly.
6737 (frv_read_iacc_argument): Ditto.
6738 (frv_expand_set_builtin): Take a call instead of arglist, update for
6740 (frv_expand_unop_builtin): Ditto.
6741 (frv_expand_binop_builtin): Ditto.
6742 (frv_expand_cut_builtin): Ditto.
6743 (frv_expand_binopimm_builtin): Ditto.
6744 (frv_expand_voidbinop_builtin): Ditto.
6745 (frv_expand_int_void2arg): Ditto.
6746 (frv_expand_prefetches): Ditto.
6747 (frv_expand_voidtriop_builtin): Ditto.
6748 (frv_expand_voidaccop_builtin): Ditto.
6749 (frv_expand_load_builtin): Ditto.
6750 (frv_expand_store_builtin): Ditto.
6751 (frv_expand_mdpackh_builtin): Ditto.
6752 (frv_expand_mclracc_builtin): Ditto.
6753 (frv_expand_mrdacc_builtin): Ditto.
6754 (frv_expand_mwtacc_builtin): Ditto.
6755 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
6758 2007-02-20 Janis Johnson <janis187@us.ibm.com>
6760 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
6761 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
6763 (HAVE_GAS_DFP): Check for assembler support of decimal floating
6765 * configure: Regenerate.
6766 * config.in: Regenerate.
6767 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
6768 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
6769 masks to power6 and power6x and to POWERPC_MASKS.
6770 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6772 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
6773 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
6774 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6775 Access PROTOTYPE as variable, not mask.
6777 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6779 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
6780 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
6781 * combine.c (adjust_for_new_dest): Use it.
6782 * postreload.c (reload_combine): Likewise.
6784 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
6786 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
6787 notes on an insn with multiple sets, even if single_set returns
6788 non-NULL for that insn.
6790 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6792 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
6795 2007-02-20 Geoffrey Keating <geoffk@apple.com>
6797 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
6798 if user didn't pass it.
6799 * config/i386/darwin.h (CC1_SPEC): Likewise.
6800 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
6801 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
6802 -mmacosx-version-min.
6804 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6805 Uros Bizjak <ubizjak@gmail.com>
6807 * optabs.h (enum optab_index): Add new OTI_scalb.
6808 (scalb_optab): Define corresponding macro.
6809 * optabs.c (init_optabs): Initialize scalb_optab.
6810 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
6812 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
6813 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
6814 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
6815 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
6816 flag_unsafe_math_optimizations is set.
6818 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
6819 to implement scalbf, scalb and scalbl built-ins as inline x87
6822 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6823 DJ Delorie <dj@redhat.com>
6826 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
6827 (diagnostic_report_diagnostic): ... here, and turn them into real
6828 errors. If warnings are inhibited, no need to do anything.
6830 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
6832 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
6833 better code generation.
6835 2007-02-20 Ben Elliston <bje@au.ibm.com>
6837 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
6839 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
6841 * config/alpha/alpha.c, config/alpha/alpha.md,
6842 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
6843 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
6844 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
6845 config/arm/lib1funcs.asm: Follow spelling conventions.
6847 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
6848 config/fr30/fr30.md, config/i386/i386.h,
6849 config/iq2000/iq2000.h, config/iq2000/predicates.md,
6850 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
6851 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
6852 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
6853 config/rs6000/altivec.md, config/rs6000/rs6000.c,
6854 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
6855 config/sparc/sparc.c, config/sparc/sparc.h,
6856 config/sparc/sparc.md, config/spu/constraints.md,
6857 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
6860 2007-02-20 Alan Modra <amodra@bigpond.net.au>
6863 * varasm.c (use_blocks_for_decl_p): Return false for decls with
6866 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
6868 * doc/invoke.texi (-ftree-lrs): Remove.
6870 2007-02-19 Diego Novillo <dnovillo@redhat.com>
6872 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
6875 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
6877 * config/ia64/ia64.c (ia64_expand_builtin): Use the
6878 new CALL_EXPR_FN macro for retrieving the function
6879 declaration of the input expression.
6881 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6883 * c.opt (Waddress): New.
6884 * common.opt (Walways-true): Delete.
6885 (Wstring-literal-comparison): Delete.
6886 * doc/invoke.texi (Warning Options): Delete -Walways-true and
6887 -Wstring-literal-comparison. Add -Waddress.
6889 (Walways-true): Delete.
6890 (Wstring-literal-comparison): Delete.
6891 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
6892 consistently instead of -Walways-true in example.
6893 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
6894 * c-typeck.c (parser_build_binary_op): Replace
6895 -Wstring-literal-comparison and -Walways-true with -Waddress.
6896 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
6899 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6901 * tree-cfg.c (dump_function_to_file): Be prepared for functions
6902 without DECL_STRUCT_FUNCTION initialized.
6904 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
6906 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
6907 due to calls to functions taking pointers as parameters.
6909 2007-02-19 Richard Henderson <rth@redhat.com>
6912 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
6915 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
6917 * config/s390/s390.c (s390_call_saved_register_used,
6918 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
6919 accessed to the new scheme.
6921 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6923 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
6924 (cris_print_index, cris_print_operand, cris_print_operand_address)
6925 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
6926 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
6927 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
6929 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
6930 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
6931 GO_IF_LEGITIMATE_ADDRESS): Ditto.
6932 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
6933 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
6934 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
6935 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
6936 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
6937 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
6938 (uminsi3, call, call_value): Ditto.
6939 (define_split: indir_to_reg_split, unnamed): Ditto.
6941 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
6943 PR tree-optimization/30975
6944 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
6947 2007-02-18 Eric Christopher <echristo@gmail.com>
6949 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
6950 Remove use of arglist.
6951 (mips_expand_builtin): Remove use of arglist, pass in expr.
6952 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
6953 (mips_expand_builtin_movtf): Ditto.
6954 (mips_expand_builtin_compare): Ditto.
6956 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6958 * tree-sra.c (sra_build_assignment): Replace assertion
6959 checking with a comment explaining why it can't be done.
6961 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
6964 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
6965 during CALL_EXPR representation conversion.
6966 * tree-ssa-propagate.c (set_rhs): Likewise.
6968 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
6970 * tree-sra.c (sra_build_assignment): Disable assertion checking
6973 2007-02-18 Roger Sayle <roger@eyesopen.com>
6975 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
6976 instead of calling build2 with a GIMPLE_MODIFY_STMT.
6977 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
6979 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
6980 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
6981 gimplify_init_ctor_eval_range, gimple_push_cleanup,
6982 gimplify_omp_for, gimplify_omp_atomic_pipeline,
6983 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
6984 force_gimple_operand): Likewise.
6985 * ipa-cp.c (constant_val_insert): Likewise.
6986 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
6987 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
6988 perfect_nestify): Likewise.
6989 * langhooks.c (lhd_omp_assignment): Likewise.
6990 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
6991 lower_copyprivate_clauses, lower_send_clauses,
6992 lower_send_shared_vars, expand_parallel_call,
6993 expand_omp_for_generic, expand_omp_for_static_nochunk,
6994 expand_omp_for_static_chunk, expand_omp_sections,
6995 lower_omp_single_copy, lower_omp_for_lastprivate,
6996 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
6997 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6998 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
7001 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
7003 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
7004 config/sh/sh.md: Follow spelling conventions.
7006 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
7007 config/frv/predicates.md: Follow spelling conventions.
7009 * config/m68k/linux-unwind.h: Fix a comment typo.
7010 * target.h: Follow spelling conventions.
7012 2007-02-18 Roger Sayle <roger@eyesopen.com>
7014 PR rtl-optimization/28173
7015 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
7016 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
7017 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
7018 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
7019 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
7021 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7023 * builtins.c (fold_builtin_load_exponent): New.
7024 (fold_builtin_2): Use it.
7026 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
7028 PR rtl-optimization/30773
7029 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
7030 if we fail to attach a REG_EQUIV note.
7032 2007-02-18 David Edelsohn <edelsohn@gnu.org>
7033 Roger Sayle <roger@eyesopen.com>
7035 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
7037 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
7039 * calls.c (initialize_argument_information): Pass original EXP
7040 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
7041 code to split complex arguments here, as part of initializing the
7043 (expand_call): Remove code that builds a list of arguments and
7044 inserts implicit arguments into it. Instead, just count how many
7045 implicit arguments there will be so we can determine the size of
7046 the ARGS array, and let initialize_argument_information do the work.
7047 (split_complex_values): Delete unused function.
7049 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
7051 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
7053 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
7055 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
7056 for arg pointer based indexed addressing.
7058 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
7060 * config/ia64/ia64.h, config/ia64/ia64.md,
7061 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
7062 spelling conventions.
7064 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7066 * config/m68k/m68k.c (split_di): New.
7067 * config/m68k/m68k-protos.h: Declare split_di.
7068 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
7069 Improve predicate handling and split constant shifts.
7071 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7073 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
7074 parameter for register bitfield operations, general predicates
7077 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7079 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
7080 * config/m68k/linux-unwind.h: New file.
7082 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
7084 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
7085 config/i386/athlon.md, config/ia64/ia64.md,
7086 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
7087 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
7088 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
7089 tree-ssa-loop-niter.c, tree-vect-analyze.c,
7090 tree-vect-transform.c: Fix comment typos.
7092 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
7094 * sched-deps.c (find_insn_list): Remove.
7095 * sched-int.h: Remove the prototype for find_insn_list.
7097 2007-02-16 Geoffrey Keating <geoffk@apple.com>
7099 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
7101 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
7102 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
7103 darwin_rs6000_override_options.
7104 (C_COMMON_OVERRIDE_OPTIONS): Expect
7105 darwin_macosx_version_min to be non-NULL always.
7106 (TARGET_C99_FUNCTIONS): Likewise.
7107 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
7108 (DARWIN_MINVERSION_SPEC): New.
7109 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
7110 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
7112 (DARWIN_MINVERSION_SPEC): New.
7113 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
7115 * config/darwin-c.c (darwin_cpp_builtins): Expect
7116 darwin_macosx_version_min to be non-NULL always.
7118 * config/rs6000/rs6000.c: Clean up trailing whitespace.
7120 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
7122 * config/i386/i386.h (x86_use_xchgb): New.
7123 (TARGET_USE_XCHGB): New macro.
7124 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
7125 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
7126 Split after reload into bswaphi for shifts of 8.
7127 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
7128 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
7129 or when optimizing for size.
7131 2007-02-16 Richard Guenther <rguenther@suse.de>
7132 Christian Bruel <christian.bruel@st.com>
7134 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
7135 DECLs but prefer SSA_NAMEs over DECLs.
7137 2007-02-16 Richard Guenther <rguenther@suse.de>
7139 * tree-flow-inline.h (single_imm_use_p): Remove.
7140 (zero_imm_uses_p): Likewise.
7141 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
7142 instead of single_imm_use_p.
7143 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
7146 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7149 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
7150 nested double- and backquotes.
7152 2007-02-15 Roger Sayle <roger@eyesopen.com>
7155 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
7156 should be unreachable.
7157 (build2_stat): Allow construction of MODIFY_EXPR at any time.
7158 For the time being redirect GIMPLE_MODIFY_STMT to the new
7159 (renamed) build_gimple_modify_stmt_stat.
7160 (build2_gimple_stat): Rename to...
7161 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
7162 Always build a GIMPLE_MODIFY_STMT node.
7163 * tree.h (build2_gimple, build2_gimple_stat): Delete.
7164 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
7167 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
7168 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
7169 * tree-complex.c (set_component_ssa_name, expand_complex_move,
7170 expand_complex_div_wide): Likewise.
7171 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
7172 * tree-ssa-loop-im.c (schedule_sm): Likewise.
7173 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
7174 * tree-ssa-loop-manip.c (create_iv): Likewise.
7175 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
7176 abs_replacement): Likewise.
7177 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
7178 realify_fake_stores): Likewise.
7180 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
7181 node rather than a GIMPLE_MODIFY_STMT node.
7182 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
7183 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
7185 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
7186 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
7189 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7192 * fold-const.c (fold_comparison): Add back the
7193 folding of constant complex comparisions.
7195 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7198 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
7199 effects unknown to this function, return early.
7201 2007-02-15 Ian Lance Taylor <iant@google.com>
7203 * lower-subreg.c (move_eh_region_note): New static function.
7204 (resolve_simple_move): Call it.
7205 (decompose_multiword_subregs): Track blocks for which we resolve a
7206 simple move which is also a control flow insn. Pass them to
7207 find_many_sub_basic_blocks.
7208 (pass_lower_subreg): Add TODO_verify_flow.
7209 (pass_lower_subreg2): Likewise.
7211 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7212 Brooks Moses <brooks.moses@codesourcery.com>
7213 Lee Millward <lee.millward@codesourcery.com>
7215 * tree.h (enum tree_code_class): Add tcc_vl_exp.
7216 (VL_EXP_CLASS_P): New.
7217 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
7219 (TREE_OPERAND_CHECK_CODE): Likewise.
7220 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
7221 (TREE_RTL_OPERAND_CHECK): Likewise.
7222 (tree_operand_check_failed): Make second parameter the whole tree
7223 instead of its code. Fixed callers.
7224 (VL_EXP_CHECK): New.
7225 (TREE_OPERAND_LENGTH): New.
7226 (VL_EXP_OPERAND_LENGTH): New.
7227 (CALL_EXPR_FN): New.
7228 (CALL_EXPR_STATIC_CHAIN): New.
7229 (CALL_EXPR_ARGS): New.
7230 (CALL_EXPR_ARG): New.
7231 (call_expr_nargs): New.
7232 (CALL_EXPR_ARGP): New.
7233 (build_nt_call_list): Declare.
7234 (build_vl_exp_stat): Declare.
7235 (build_vl_exp): New.
7236 (build_call_list): Declare.
7237 (build_call_nary): Declare.
7238 (build_call_valist): Declare.
7239 (build_call_array): Declare.
7240 (call_expr_arg): Declare.
7241 (call_expr_argp): Declare.
7242 (call_expr_arglist): Declare.
7243 (fold_build_call_list): Declare.
7244 (fold_build_call_list_initializer): Declare.
7245 (fold_call_expr): Declare to replace fold_builtin.
7246 (fold_builtin_fputs): Update to agree with modified definition.
7247 (fold_builtin_strcpy): Likewise.
7248 (fold_builtin_strncpy): Likewise.
7249 (fold_builtin_memory_chk): Likewise.
7250 (fold_builtin_stxcpy_chk): Likewise.
7251 (fold_builtin_strncpy_chk): Likewise.
7252 (fold_builtin_next_arg): Likewise.
7253 (fold_build_call_expr): Declare.
7254 (fold_builtin_call_list): Declare.
7255 (fold_builtin_call_valist): Declare.
7256 (build_call_expr): Declare.
7257 (validate_arglist): Update to agree with modified definition.
7258 (tree_operand_length): New.
7259 (call_expr_arg_iterator): New.
7260 (init_call_expr_arg_iterator): New.
7261 (next_call_expr_arg): New.
7262 (first_call_expr_arg): New.
7263 (more_call_expr_args_p): New.
7264 (FOR_EACH_CALL_EXPR_ARG): New.
7266 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
7267 and tcc_gimple_stmt.
7268 (tree_code_size): Update documentation. Use sizeof (tree) rather
7269 than sizeof (char *).
7270 (tree_size): Likewise. Add case for tcc_vl_exp.
7271 (tree_node_structure): Add case for tcc_vl_exp.
7272 (contains_placeholder_p): Likewise.
7273 (substitute_in_expr): Likewise.
7274 (substitute_placeholder_in_expr): Likewise.
7275 (stabilize_reference_1): Likewise.
7276 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
7277 to diagnose breakage of this interface for constructing CALL_EXPRs.
7278 (build_nt): Add similar assertion here.
7279 (build_nt_call_list): New.
7280 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
7281 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
7283 (get_callee_fndecl): Use new CALL_EXPR accessors.
7284 (tree_operand_check_failed): Change parameters to pass entire node
7285 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
7286 (process_call_operands): New.
7287 (build_vl_exp_stat): New.
7288 (build_call_list): New.
7289 (build_call_nary): New.
7290 (build_call_valist): New.
7291 (build_call_array): New.
7292 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7293 (call_expr_arglist): New.
7295 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
7296 tcc_vl_exp instead of a fixed-size tcc_expression.
7298 * doc/c-tree.texi (CALL_EXPR): Document new representation and
7299 accessors for CALL_EXPRs.
7300 (AGGR_INIT_EXPR): Likewise.
7302 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7303 Brooks Moses <brooks.moses@codesourcery.com>
7304 Lee Millward <lee.millward@codesourcery.com>
7306 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
7307 (expand_builtin_nonlocal_goto): Change parameter to be entire
7308 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
7309 (expand_builtin_prefetch): Likewise.
7310 (expand_builtin_classify_type): Likewise.
7311 (mathfn_built_in): Return NULL_TREE instead of 0.
7312 (expand_errno_check): Use new CALL_EXPR accessors.
7313 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
7314 Return NULL_RTX instead of 0.
7315 (expand_builtin_mathfn_2): Likewise.
7316 (expand_builtin_mathfn_3): Likewise.
7317 (expand_builtin_interclass_mathfn): Likewise.
7318 (expand_builtin_sincos): Likewise.
7319 (expand_builtin_cexpi): Likewise.
7320 (expand_builtin_int_roundingfn): Likewise.
7321 (expand_builtin_int_roundingfn_2): Likewise.
7322 (expand_builtin_pow): Likewise.
7323 (expand_builtin_powi): Likewise.
7324 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
7325 of arglist, fixing callers appropriately. Use new CALL_EXPR
7326 accessors and constructors. Return NULL_RTX instead of 0.
7327 (expand_builtin_strstr): Likewise.
7328 (expand_builtin_strchr): Likewise.
7329 (expand_builtin_strrchr): Likewise.
7330 (expand_builtin_strpbrk): Likewise.
7331 (expand_builtin_memcpy): Likewise.
7332 (expand_builtin_mempcpy): Likewise.
7333 (expand_builtin_mempcpy_args): New.
7334 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
7335 (expand_builtin_memmove_args): New.
7336 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
7337 (expand_movstr): Likewise.
7338 (expand_builtin_strcpy): Likewise.
7339 (expand_builtin_strcpy_args): New.
7340 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
7341 (expand_builtin_strncpy): Likewise.
7342 (expand_builtin_memset): Likewise.
7343 (expand_builtin_memset_args): New.
7344 (expand_builtin_bzero): Similarly to expand_builtin_memset.
7345 (expand_builtin_memcmp): Likewise.
7346 (expand_builtin_strcmp): Likewise.
7347 (expand_builtin_strncmp): Likewise.
7348 (expand_builtin_strcat): Likewise.
7349 (expand_builtin_strncat): Likewise.
7350 (expand_builtin_strspn): Likewise.
7351 (expand_builtin_strcspn): Likewise.
7352 (expand_builtin_args_info): Likewise.
7353 (expand_builtin_va_start): Likewise.
7354 (gimplify_va_arg_expr): Likewise.
7355 (expand_builtin_va_end): Likewise.
7356 (expand_builtin_va_copy): Likewise.
7357 (expand_builtin_frame_address): Likewise.
7358 (expand_builtin_alloca): Likewise.
7359 (expand_builtin_bswap): Likewise.
7360 (expand_builtin_unop): Likewise.
7361 (expand_builtin_fputs): Likewise.
7362 (expand_builtin_expect): Likewise.
7363 (expand_builtin_fabs): Likewise.
7364 (expand_builtin_copysign): Likewise.
7365 (expand_builtin_printf): Likewise.
7366 (expand_builtin_fprintf): Likewise.
7367 (expand_builtin_sprintf): Likewise.
7368 (expand_builtin_init_trampoline): Likewise.
7369 (expand_builtin_signbit): Likewise.
7370 (expand_builtin_fork_or_exec): Likewise.
7371 (expand_builtin_sync_operation): Likewise.
7372 (expand_builtin_compare_and_swap): Likewise.
7373 (expand_builtin_lock_test_and_set): Likewise.
7374 (expand_builtin_lock_release): Likewise.
7375 (expand_builtin): Likewise.
7376 (builtin_mathfn_code): Likewise.
7378 (fold_builtin_constant_p): Pass call arguments individually instead
7379 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7380 accessors and constructors. Return NULL_TREE instead of 0.
7381 (fold_builtin_expect): Likewise.
7382 (fold_builtin_classify_type): Likewise.
7383 (fold_builtin_strlen): Likewise.
7384 (fold_builtin_nan): Likewise.
7385 (integer_valued_real_p): Likewise.
7386 (fold_trunc_transparent_mathfn): Likewise.
7387 (fold_fixed_mathfn): Likewise.
7388 (fold_builtin_cabs): Likewise.
7389 (fold_builtin_sqrt): Likewise.
7390 (fold_builtin_cbrt): Likewise.
7391 (fold_builtin_cos): Likewise.
7392 (fold_builtin_cosh): Likewise.
7393 (fold_builtin_tan): Likewise.
7394 (fold_builtin_sincos): Likewise.
7395 (fold_builtin_cexp): Likewise.
7396 (fold_builtin_trunc): Likewise.
7397 (fold_builtin_floor): Likewise.
7398 (fold_builtin_ceil): Likewise.
7399 (fold_builtin_round): Likewise.
7400 (fold_builtin_int_roundingfn): Likewise.
7401 (fold_builtin_bitop): Likewise.
7402 (fold_builtin_bswap): Likewise.
7403 (fold_builtin_logarithm): Likewise.
7404 (fold_builtin_hypot): Likewise.
7405 (fold_builtin_pow): Likewise.
7406 (fold_builtin_powi): Likewise.
7407 (fold_builtin_exponent): Likewise.
7408 (fold_builtin_memset): Likewise.
7409 (fold_builtin_bzero): Likewise.
7410 (fold_builtin_memory_op): Likewise.
7411 (fold_builtin_bcopy): Deleted; call site changed to invoke
7412 fold_builtin_memory_op directly.
7413 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
7414 (fold_builtin_strncpy): Likewise.
7415 (fold_builtin_memcmp): Likewise.
7416 (fold_builtin_strcmp): Likewise.
7417 (fold_builtin_strncmp): Likewise.
7418 (fold_builtin_signbit): Likewise.
7419 (fold_builtin_copysign): Likewise.
7420 (fold_builtin_isascii): Likewise.
7421 (fold_builtin_toascii): Likewise.
7422 (fold_builtin_isdigit): Likewise.
7423 (fold_builtin_fabs): Likewise.
7424 (fold_builtin_abs): Likewise.
7425 (fold_builtin_fmin_fmax): Likewise.
7426 (fold_builtin_carg): Likewise.
7427 (fold_builtin_classify): Likewise.
7428 (fold_builtin_unordered_cmp): Likewise.
7430 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
7431 New functions split out from fold_builtin_1.
7432 (fold_builtin_n): New.
7433 (fold_builtin_varargs): New.
7434 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
7436 (fold_call_expr): New.
7437 (build_function_call_expr): Rewrite to use new helper function.
7438 (fold_builtin_call_list): New.
7439 (build_call_expr): New.
7440 (fold_builtin_call_valist): New.
7441 (rewrite_call_expr): New.
7442 (validate_arg): New.
7443 (validate_arglist): Change parameter to be entire CALL_EXPR instead
7444 of an arglist. Change return type to bool. Use new CALL_EXPR
7447 (fold_builtin_strstr): Pass call arguments individually instead
7448 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7449 accessors and constructors. Return NULL_TREE instead of 0.
7450 (fold_builtin_strchr): Likewise.
7451 (fold_builtin_strrchr): Likewise.
7452 (fold_builtin_strpbrk): Likewise.
7453 (fold_builtin_strcat): Likewise.
7454 (fold_builtin_strncat): Likewise.
7455 (fold_builtin_strspn): Likewise.
7456 (fold_builtin_strcspn): Likewise.
7457 (fold_builtin_fputs): Likewise.
7458 (fold_builtin_next_arg): Likewise.
7459 (fold_builtin_sprintf): Likewise.
7461 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
7462 NULL_RTX instead of 0.
7463 (expand_builtin_memory_chk): Likewise.
7464 (maybe_emit_chk_warning): Likewise.
7465 (maybe_emit_sprintf_chk_warning): Likewise.
7467 (fold_builtin_object_size): Pass call arguments individually instead
7468 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7469 accessors and constructors. Return NULL_TREE instead of 0.
7470 (fold_builtin_memory_chk): Likewise.
7471 (fold_builtin_stxcpy_chk): Likewise.
7472 (fold_builtin_strncpy_chk): Likewise.
7473 (fold_builtin_strcat_chk): Likewise.
7474 (fold_builtin_strcat_chk): Likewise.
7475 (fold_builtin_strncat_chk): Likewise.
7476 (fold_builtin_sprintf_chk): Likewise.
7477 (fold_builtin_snprintf_chk): Likewise.
7478 (fold_builtin_printf): Likewise.
7479 (fold_builtin_vprintf): Likewise.
7481 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
7483 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
7484 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7485 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
7486 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
7487 (fold_unary): Likewise.
7488 (fold_binary): Likewise.
7489 (fold_ternary): Remove CALL_EXPR case, since they are no longer
7490 ternary expressions.
7491 (fold): Add logic for tcc_vl_exp.
7492 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
7493 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7494 (fold_build3_stat): Add assertion to flag broken interface for
7495 constructing CALL_EXPRs.
7496 (fold_build_call_list): New.
7497 (fold_build_call_list_initializer): New.
7498 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
7500 (fold_strip_sign_ops): Likewise.
7502 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7503 Brooks Moses <brooks.moses@codesourcery.com>
7504 Lee Millward <lee.millward@codesourcery.com>
7506 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
7507 accessors and dump arguments explicitly.
7509 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
7511 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
7513 (print_call_name): Use new CALL_EXPR accessors.
7515 * print-tree.c (print_node): Add case tcc_vl_exp. Print
7516 CALL_EXPR arguments explicitly instead of as a list. Use
7517 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7519 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
7520 (vrp_visit_stmt): Likewise.
7522 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
7523 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
7525 (force_move_till_expr): Likewise.
7527 * targhooks.c (default_external_stack_protect_fail): Use
7528 build_call_expr instead of build_function_call_expr.
7529 (default_hidden_stack_protect_fail): Likewise.
7531 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
7534 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
7535 and walk arguments explicitly.
7537 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
7538 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7539 (expand_simple_operations): Likewise.
7540 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
7542 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
7543 of TREE_CODE_LENGTH.
7544 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
7546 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
7547 instead of TREE_CODE_LENGTH.
7549 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
7550 (tree_ic_transform): Likewise.
7551 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
7552 parameter instead of arglist. Fix callers.
7553 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
7554 (tree_stringops_transform): Likewise.
7555 (tree_indirect_call_to_profile): Likewise.
7556 (tree_stringops_values_to_profile): Likewise.
7558 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
7559 (eliminate_tail_call): Likewise.
7561 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
7563 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7564 Use TREE_OPERAND_LENGTH and generalize to handle any number of
7566 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
7568 * omp-low.c (build_omp_barrier): Use build_call_expr.
7569 (lower_rec_input_clauses): Likewise.
7570 (lower_reduction_clauses): Likewise.
7571 (expand_parallel_call): Likewise.
7572 (maybe_catch_exception): Likewise.
7573 (expand_omp_for_generic): Likewise.
7574 (expand_omp_for_static_nochunk): Likewise.
7575 (expand_omp_sections): Likewise.
7576 (lower_omp_single_simple): Likewise.
7577 (lower_omp_single_copy): Likewise.
7578 (lower_omp_master): Likewise.
7579 (lower_omp_ordered): Likewise.
7580 (lower_omp_critical): Likewise.
7582 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
7583 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
7585 * tree-gimple.c (is_gimple_call_addr): Fix doc.
7586 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
7587 TREE_CODE_LENGTH. Add tcc_vl_exp case.
7589 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
7590 and generalize to handle any number of operands.
7591 (chrec_contains_undetermined): Likewise.
7592 (tree_contains_chrecs): Likewise.
7593 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
7595 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
7597 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
7598 fold_call_expr instead of fold_builtin.
7599 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
7600 match declarations there.
7601 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
7604 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
7605 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7607 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
7608 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
7610 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
7613 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
7614 (execute_cse_sincos): Use new CALL_EXPR accessors.
7616 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
7618 * gimple-low.c (lower_function_body): Use build_call_expr.
7619 (lower_builtin_setjmp): Likewise.
7621 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
7622 (set_storage_via_libcall): Likewise.
7623 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
7624 instead of TREE_CODE_LENGTH.
7625 (expand_expr_real_1): Use new CALL_EXPR accessors.
7627 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
7628 generalize to handle any number of operands.
7629 (TB_parent_eq): Likewise.
7631 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
7632 (strip_builtin_expect): Likewise.
7634 * function.c (gimplify_parameters): Use build_call_expr.
7636 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
7637 instead of TREE_CODE_LENGTH.
7639 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
7640 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
7642 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
7645 * gimplify.c (build_stack_save_restore): Use build_call_expr.
7646 (gimplify_decl_expr): Likewise.
7647 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
7648 Use new CALL_EXPR iterators.
7649 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
7650 (gimplify_modify_expr_to_memset): Likewise.
7651 (gimplify_variable_sized_compare): Likewise.
7652 (gimplify_omp_atomic_fetch_op): Likewise.
7653 (gimplify_omp_atomic_pipeline): Likewise.
7654 (gimplify_omp_atomic_mutex): Likewise.
7655 (gimplify_function_tree): Likewise.
7657 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
7658 (call_expr_flags): Likewise.
7659 (expand_call): Likewise.
7661 * except.c (expand_builtin_eh_return_data_regno): Pass entire
7662 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7665 * coverage.c (create_coverage): Use build_call_expr.
7667 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
7668 (temp_call_expr_obstack): New.
7669 (pool_copy_list): Delete.
7670 (temp_copy_call_expr): New.
7671 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
7672 CALL_EXPR accessors. Get rid of special goo for copying argument
7673 lists and use temp_copy_call_expr instead.
7674 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
7675 CALL_EXPR accessors.
7676 (create_expression_by_pieces): Likewise. Use build_call_array
7677 to construct the result instead of fold_build3.
7678 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
7679 dealing with argument lists.
7680 (init_pre): Remove references to expression_node_pool and
7681 list_node_pool. Init temp_call_expr_obstack instead.
7682 (fini_pre): Remove references to expression_node_pool and
7685 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
7686 and walk arguments explicitly instead of as a list.
7688 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
7689 (mx_register_decls): Likewise.
7690 (mudflap_register_call): Likewise.
7691 (mudflap_finish_file): Likewise.
7693 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
7694 (ipa_callsite_compute_param): Likewise.
7696 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
7697 accessors and constructor.
7699 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
7700 accessors and constructor.
7701 (convert_tramp_reference): Likewise.
7702 (convert_call_expr): Likewise.
7703 (finalize_nesting_tree_1): Likewise.
7705 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
7708 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
7710 * tree-inline.c (initialize_inlined_parameters): Pass entire
7711 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7713 (estimate_num_insns_1): Use new CALL_EXPR accessors.
7714 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
7716 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
7717 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7718 (vectorizable_reduction): Likewise.
7719 (vectorizable_call): Use new CALL_EXPR iterators.
7720 (vectorizable_conversion): Use build_call_expr.
7721 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
7722 (vect_gen_widened_results_half): Use build_call_expr.
7723 (vect_setup_realignment): Likewise.
7724 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
7726 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
7727 (pass_through_call): Likewise.
7728 (compute_object_sizes): Likewise. Use fold_call_expr instead of
7731 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
7732 (tree_gen_pow2_profiler): Likewise.
7733 (tree_gen_one_value_profiler): Likewise.
7734 (tree_gen_ic_func_profiler): Likewise.
7735 (tree_gen_average_profiler): Likewise.
7736 (tree_gen_ior_profiler): Likewise.
7738 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
7739 (find_func_aliases): Use new CALL_EXPR accessors. Add case
7740 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7742 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
7743 of TREE_CODE_LENGTH.
7745 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
7746 of TREE_CODE_LENGTH.
7748 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
7750 (convert_to_integer): Likewise.
7752 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
7755 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7756 Brooks Moses <brooks.moses@codesourcery.com>
7757 Lee Millward <lee.millward@codesourcery.com>
7759 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
7761 * config/frv/frv.c (frv_expand_builtin): Likewise.
7762 * config/s390/s390.c (s390_expand_builtin): Likewise.
7764 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
7765 (sparc_expand_builtin): Use new CALL_EXPR accessors.
7767 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
7768 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
7769 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
7770 (ix86_expand_store_builtin): Likewise.
7771 (ix86_expand_unop_builtin): Likewise.
7772 (ix86_expand_unop1_builtin): Likewise.
7773 (ix86_expand_sse_compare): Likewise.
7774 (ix86_expand_sse_comi): Likewise.
7775 (ix86_expand_vec_init_builtin): Likewise.
7776 (ix86_expand_vec_ext_builtin): Likewise.
7777 (ix86_expand_vec_set_builtin): Likewise.
7778 (ix86_expand_builtin): Use new CALL_EXPR accessors.
7780 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
7781 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
7783 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
7784 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7785 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
7787 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
7789 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
7790 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
7791 arglist. Use new CALL_EXPR accessors. Fix callers.
7792 (altivec_expand_abs_builtin): Likewise.
7793 (rs6000_expand_binop_builtin): Likewise.
7794 (altivec_expand_predicate_builtin): Likewise.
7795 (altivec_expand_lv_builtin): Likewise.
7796 (spe_expand_stv_builtin): Likewise.
7797 (altivec_expand_stv_builtin): Likewise.
7798 (rs6000_expand_ternop_builtin): Likewise.
7799 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
7800 (altivec_expand_st_builtin): Likewise.
7801 (altivec_expand_dst_builtin): Likewise.
7802 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
7803 arglist. Use new CALL_EXPR accessors. Fix callers.
7804 (altivec_expand_vec_set_builtin): Likewise.
7805 (altivec_expand_vec_ext_builtin): Likewise.
7806 (altivec_expand_builtin): Use new CALL_EXPR accessors.
7807 (spe_expand_builtin): Likewise.
7808 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
7809 arglist. Use new CALL_EXPR accessors. Fix callers.
7810 (spe_expand_evsel_builtin): Likewise.
7811 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
7812 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
7814 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
7815 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7816 (arm_expand_unop_builtin): Likewise.
7817 (arm_expand_builtin): Use new CALL_EXPR accessors.
7819 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
7822 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
7823 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
7824 (bfin_expand_unop_builtin): Likewise.
7825 (bfin_expand_builtin): Use new CALL_EXPR accessors.
7827 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7828 Brooks Moses <brooks.moses@codesourcery.com>
7829 Lee Millward <lee.millward@codesourcery.com>
7831 * c-semantics.c (build_stmt): Add internal diagnostic check.
7833 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
7834 accessors. Print arguments explicitly instead of as a list.
7836 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
7838 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
7839 (c_finish_omp_flish): Likewise.
7841 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
7842 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
7843 instead of TREE_CODE_LENGTH.
7844 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
7845 (c_warn_unused_result): Likewise.
7847 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7850 * doc/invoke.texi (Warning Options): Remove
7851 -Werror-implicit-function-declaration.
7852 (Wimplicit-function-declaration): Update description.
7853 * opts.c (common_handle_option): Move handling of -Werror=* to...
7854 (enable_warning_as_error): ...here.
7855 * opts.h (enable_warning_as_error): Declare.
7856 * c-decl.c (implicit_decl_warning): Unless
7857 -Wno-implicit-function-declaration is given, emit a pedwarn if
7858 -std=c99 or emit a warning if -Wimplicit-function-declaration.
7859 * c.opt (Wimplicit-function-declaration): Replace
7860 mesg_implicit_function_declaration with
7861 warn_implicit_function_declaration.
7862 * c-opts.c (c_common_handle_option):
7863 -Werror-implicit-function-declaration is exactly equal as
7864 -Werror=implicit-function-declaration.
7865 (set_Wimplicit): Replace mesg_implicit_function_declaration with
7866 warn_implicit_function_declaration.
7867 (c_common_post_options): -Wimplict-function-declaration is enabled
7868 by default by -std=c99, otherwise is disabled by default.
7869 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
7871 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7873 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
7874 DECL on the rhs to a DECL on the lhs for debug info purposes if the
7875 former is ignored but not the latter.
7877 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
7879 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
7880 is made and the reference doesn't use the alias set of its type,
7881 do not create the temporary using that type.
7883 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
7885 * jump.c: Remove prototypes for delete_computation and
7886 delete_prior_computation.
7888 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7890 * jump.c (get_label_after): Delete.
7891 (get_label_before, delete_computation, delete_jump,
7892 delete_prior_computation, follow_jumps): Move...
7893 * reorg.c (delete_computation, delete_prior_computation): ... here...
7894 (get_label_before, delete_jump): ... making these static ...
7895 (follow_jumps): ... and simplifying this since it only runs after
7897 * rtl.h (get_label_after, get_label_before, delete_jump,
7898 follow_jumps): Delete prototypes.
7900 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
7902 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
7904 2007-02-15 Nick Clifton <nickc@redhat.com>
7906 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
7907 order to prevent it from being munged by the target.
7909 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
7911 * config/i386/i386.md: Remove misleading comment.
7913 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7915 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
7916 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
7919 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7921 * tree-sra.c (instantiate_missing_elements): Canonicalize
7923 (sra_build_assignment): New.
7924 (generate_copy_inout, generate_element_copy,
7925 generate_element_zero, generate_one_element_init): Use it.
7927 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7929 * tree-sra.c (instantiate_missing_elements): Canonicalize
7931 (sra_build_assignment): New.
7932 (generate_copy_inout, generate_element_copy,
7933 generate_element_zero, generate_one_element_init): Use it.
7935 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
7937 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
7940 2007-02-14 Joseph Myers <joseph@codesourcery.com>
7942 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
7943 types as aggregates not scalars.
7944 * function.c (assign_stack_temp_for_type): Likewise.
7946 2007-02-14 Roger Sayle <roger@eyesopen.com>
7947 Zdenek Dvorak <dvorakz@suse.cz>
7949 * tree-dump.c (dump_switch_p_1): Require exact match of the option
7952 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
7954 * passes.c (next_pass_1): Clear the next field of the copied
7957 2007-02-14 Richard Henderson <rth@redhat.com>
7959 * tree-sra.c (early_sra): New.
7960 (decl_can_be_decomposed_p): Deny va_list if early_sra.
7961 (tree_sra_early, pass_sra_early): New.
7962 * tree-pass.h (pass_sra_early): Declare.
7963 * passes.c (init_optimization_passes): Use it.
7965 2007-02-14 Richard Guenther <rguenther@suse.de>
7967 * flags.h (issue_strict_overflow_warning): Convert to a macro.
7969 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
7971 PR tree-optimization/30771
7972 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
7974 (vect_analyze_operations): Induction phis can now be marked as
7976 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
7977 Update documentation accordingly.
7979 2007-02-14 Nick Clifton <nickc@redhat.com>
7981 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
7982 most 3 arguments are supported.
7983 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
7985 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
7987 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
7988 Ensure dst->current is valid.
7990 2007-02-13 Paul Brook <paul@codesourcery.com>
7992 * config.gcc: Add arm*-*-uclinux-*eabi.
7993 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
7994 (SUBTARGET_EXTRA_LINK_SPEC): Define.
7995 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
7996 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
7997 (LINK_SPEC): Define.
7999 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
8001 * config/arm/uclinux-eabi.h: New file.
8002 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
8003 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
8006 2007-02-13 Ian Lance Taylor <iant@google.com>
8008 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
8009 * flags.h (warn_strict_overflow): Declare.
8010 (enum warn_strict_overflow_code): Define.
8011 (issue_strict_overflow_warning): New static inline function.
8012 * opts.c (warn_strict_overflow): New variable.
8013 (common_handle_option): Handle OPT_Wstrict_overflow and
8014 OPT_Wstrict_overflow_.
8015 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
8017 * fold-const.c: Include intl.h.
8018 (fold_deferring_overflow_warnings): New static variable.
8019 (fold_deferred_overflow_warning): New static variable.
8020 (fold_deferred_overflow_code): New static variable.
8021 (fold_defer_overflow_warnings): New function.
8022 (fold_undefer_overflow_warnings): New function.
8023 (fold_undefer_and_ignore_overflow_warnings): New function.
8024 (fold_deferring_overflow_warnings_p): New function.
8025 (fold_overflow_warning): New static function.
8026 (make_range): Add strict_overflow_p parameter. Change all
8028 (extract_muldiv, extract_muldiv_1): Likewise.
8029 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
8030 tree_expr_nonnegative_p.
8031 (fold_negate_expr): Call fold_overflow_warning.
8032 (fold_range_test): Likewise.
8033 (fold_comparison): Likewise.
8034 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
8035 instead of tree_expr_nonnegative_p.
8036 (tree_expr_nonnegative_warnv_p): Rename from
8037 tree_expr_nonnegative_p, add strict_overflow_p parameter.
8038 (tree_expr_nonnegative_p): New function.
8039 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
8040 strict_overflow_p parameter.
8041 (tree_expr_nonzero_p): New function.
8042 * passes.c (verify_interpass_invariants): New static function.
8043 (execute_one_pass): Call it.
8044 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
8046 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
8047 (estimate_numbers_of_iterations): Likewise.
8048 (scev_probably_wraps_p): Likewise.
8049 * tree-ssa-ccp.c: Include "toplev.h".
8050 (evaluate_stmt): Defer fold overflow warnings until we know we are
8052 (struct fold_stmt_r_data): Add stmt field.
8053 (fold_stmt_r): Defer fold overflow warnings until we know we
8055 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
8056 (fold_stmt_inplace): Likewise.
8057 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
8058 (cleanup_control_expr_graph): Defer fold overflow warnings until
8059 we know we are going to optimize.
8060 * tree-cfg.c (fold_cond_expr_cond): Likewise.
8061 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
8063 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
8064 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
8065 * tree-ssa-loop-manip.c (create_iv): Likewise.
8066 * c-typeck.c (build_conditional_expr): Likewise.
8067 (build_binary_op): Likewise.
8068 * tree-vrp.c (vrp_expr_computes_nonzero): Call
8069 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
8070 (extract_range_from_unary_expr): Likewise.
8071 * simplify-rtx.c (simplify_const_relational_operation): Warn when
8072 assuming that signed overflow does not occur.
8073 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
8074 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
8075 (fold_defer_overflow_warnings): Declare.
8076 (fold_undefer_overflow_warnings): Declare.
8077 (fold_undefer_and_ignore_overflow_warnings): Declare.
8078 (fold_deferring_overflow_warnings_p): Declare.
8079 (tree_expr_nonzero_warnv_p): Declare.
8080 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
8082 (Warning Options): Document -Wstrict-overflow.
8083 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
8084 (tree-ssa-ccp.o): Likewise.
8085 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
8086 (fold-const.o): Depend on intl.h.
8088 2007-02-13 Ian Lance Taylor <iant@google.com>
8091 * lower-subreg.c (resolve_simple_move): Decompose subregs in
8094 2007-02-13 Stuart Hastings <stuart@apple.com>
8096 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
8098 2007-02-13 Richard Henderson <rth@redhat.com>
8100 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
8101 handled_component_p before looking for the indirect_ref.
8103 2007-02-13 Richard Henderson <rth@redhat.com>
8105 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
8106 remove flags clobber.
8107 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
8108 (bswaphi_lowpart): New.
8109 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
8110 remove TARGET_BSWAP test. Delete expander of the same name.
8112 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
8113 (expand_unop): Use them.
8115 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
8117 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
8118 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
8119 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
8120 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
8121 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
8122 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
8123 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
8124 assembler dialect choice from asm templates.
8126 2007-02-12 Richard Henderson <rth@redhat.com>
8128 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
8129 (fixuns_trunc<SSEMODEF>si2): Use it.
8130 * config/i386/sse.md (vec_setv4sf_0): Export.
8131 * config/i386/i386.c (ix86_build_const_vector): Export.
8132 (ix86_split_convert_uns_si_sse): Rename from
8133 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
8134 * config/i386/i386-protos.h: Update.
8136 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8139 * c-typeck.c (c_finish_return): Improve warning message.
8141 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8143 * alias.c (find_symbolic_term): Delete unused function.
8145 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
8147 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
8148 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
8149 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
8151 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
8153 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
8154 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
8155 the function, temporarily point the debug interface to the null one.
8157 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
8159 * dwarf2out.c (round_up_to_align): New static function.
8160 (field_byte_offset): Use it to round the offset.
8162 2007-02-12 Richard Henderson <rth@redhat.com>
8164 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
8165 (inswl_const): Export.
8167 2007-02-12 Richard Henderson <rth@redhat.com>
8169 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
8170 result mode of the libcall, convert back to outmode.
8172 2007-02-12 Roger Sayle <roger@eyesopen.com>
8174 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
8175 (bswapdi2): New define_expand to implement 32-bit implementation.
8177 2007-02-12 Nick Clifton <nickc@redhat.com>
8179 * doc/invoke.texi (Overall Options): Document --help=.
8180 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
8181 (cc1_options): Pass --help= on to cc1.
8182 (display_help): Add description of --help=.
8183 (process_command): Add code to handle --help=. Allow translated
8184 --help and --target-help switches to be passed on to compiler
8186 (main): Remove unused if statement.
8187 * opts.c (columns): Remove.
8188 (LEFT_COLUMN): Define.
8189 (wrap_help): Add columns argument.
8190 (print_filtered_help): Change parameters to be an include bitmask,
8191 an exclude bitmask, an any bitmask and the column width. Move the
8192 code to display the params list here. Add code to display the
8193 status of options rather than their descriptions if the quiet flag
8195 (print_specific_help): Change parameters to be an include bitmask,
8196 an exclude bitmask and an any bitmask. Move code to look up the
8197 column width here. Decide upon the title for an options listing.
8198 (common_handle_options): Add code to handle --help=. Adapt code
8199 for --help and --target-help to use the revised form of the
8200 print_specific_help function.
8201 (print_help): Delete.
8202 (print_param_help): Delete.
8203 (print_switch): Delete.
8204 * opts.h (cl_lang_count): Add prototype.
8205 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
8206 CL_MAX_OPTION_CLASS): New defines.
8207 * optc-gen.awk: Add construction of cl_lang_count.
8208 * c.opt: Add Warning attribute to warning options and Optimization
8209 attribute to optimization options.
8210 * common.opt: Likewise.
8212 Add -fhelp and -ftarget-help as aliases for the transformed --help
8213 and --target-help options.
8214 * opt-functions.awk: Add code to handle Warning and Optimization
8217 2007-02-12 Richard Henderson <rth@redhat.com>
8219 * config/alpha/constraints.md: New file.
8220 * config/alpha/alpha.c: Include tm-constrs.h.
8221 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
8222 alpha_extra_constraint): Remove.
8223 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
8224 * config/alpha/alpha-protos.h: Update.
8225 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
8226 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
8227 (EXTRA_CONSTRAINT): Remove.
8228 * config/alpha/alpha.md: Include constraints.md.
8229 (adddi splitter): Use satisfies_constraint_*.
8230 * config/alpha/predicates.md (add_operand): Likewise.
8231 (sext_add_operand, addition_operation): Likewise.
8233 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
8235 PR tree-optimization/29145
8236 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
8237 in our handling of restrict qualified pointers.
8239 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8242 * doc/invoke.texi (Wunused-value): Update description.
8243 (Wextra): Delete item.
8244 * opts.c (set_Wextra): Don't use the value of Wextra to set the
8245 value of Wunused-value.
8246 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
8247 (c_finish_stmt_expr): Don't check extra_warnings.
8248 (emit_side_effect_warnings): The caller is responsible to check
8251 2007-02-11 Roger Sayle <roger@eyesopen.com>
8252 Matt Thomas <matt@3am-software.com>
8254 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
8256 2007-02-11 Roger Sayle <roger@eyesopen.com>
8258 * simplify-rtx.c (simplify_relational_operation_1): Optimize
8259 comparisons of POPCOUNT against zero.
8260 (simplify_const_relational_operation): Likewise.
8262 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8264 * doc/invoke.texi (Wextra): Delete outdated paragraph.
8266 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8268 * dwarf2out.c (root_type): Delete unused function.
8270 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8272 * genattrtab.c (contained_in_p): Delete unused function.
8273 (write_expr_attr_cache): Likewise.
8275 2007-02-11 Jan Hubicka <jh@suse.cz>
8277 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
8280 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
8282 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
8283 to add the REG_EQ* note.
8284 * see.c (see_merge_one_use_extension): Likewise.
8285 * local-alloc.c (update_equiv_regs): Likewise. Also don't
8286 turn REG_EQUAL notes into REG_EQUIV notes if the target
8287 register may have more than one set.
8288 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
8289 * gcse.c (try_replace_reg): Likewise.
8290 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
8291 * calls.c (fixup_tail_calls): Likewise. Abort if there is
8292 more than one REG_EQUIV note.
8293 * reload1.c (gen_reload): Use set_unique_reg_note.
8295 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
8297 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
8298 (ix86_builtin_conversion): New function.
8300 2007-02-06 Mark Mitchell <mark@codesourcery.com>
8303 * tree.h (DECL_REPLACEABLE_P): New macro.
8304 * except.c (set_nothrow_function_flags): Likewise.
8306 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
8307 Ira Rosen <irar@il.ibm.com>
8308 Dorit Nuzman <dorit@il.ibm.com>
8310 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
8311 * targhooks.c (default_builtin_vectorized_conversion): New.
8312 * targhooks.h (default_builtin_vectorized_function): New declaration.
8313 * target.h (struct vectorize): Add builtin_conversion field.
8314 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
8315 stmt_vec_info_type value.
8316 (vectorizable_conversion): New declaration.
8317 * tree-vect-analyze.c (vect_analyze_operations): Add
8318 vectorizable_conversion call.
8319 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
8320 * tree-vect-transform.c (vectorizable_conversion): New function.
8321 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
8322 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
8324 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
8325 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
8326 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
8327 or ALTIVEC_BUILTIN_VCFSX.
8329 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8332 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
8333 CONST_DOUBLE and operand 0 is a hard register.
8334 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
8335 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
8336 is a hard floating-point register.
8338 2007-02-10 Richard Henderson <rth@redhat.com>
8339 Jakub Jelinek <jakub@redhat.com>
8340 Alexandre Oliva <aoliva@redhat.com>
8342 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
8343 * builtin-types.def (BT_WORD): Make unsigned.
8344 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
8345 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
8346 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
8347 * c-decl.c (grokdeclarator): Don't error if !have_tls.
8348 * c-parser.c (c_parser_omp_threadprivate): Likewise.
8349 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
8351 * expr.c (emutls_var_address): New.
8352 (expand_expr_real_1): Expand emulated tls.
8353 (expand_expr_addr_expr_1): Likewise.
8354 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
8355 * output.h (emutls_finish): Declare.
8356 * toplev.c (compile_file): Call it.
8357 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
8358 address before wrapping in CONST.
8359 * varasm.c (emutls_htab, emutls_object_type): New.
8360 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
8361 (get_emutls_object_name, get_emutls_object_type): New.
8362 (get_emutls_init_templ_addr, emutls_decl): New.
8363 (emutls_common_1, emutls_finish): New.
8364 (assemble_variable): When emulating tls, swap decls; generate
8365 constructor for the emutls objects.
8366 (do_assemble_alias): When emulating tls, swap decl and target name.
8367 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
8369 * varpool.c (decide_is_variable_needed): Look at force_output.
8370 Recurse for emulated tls.
8371 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
8372 with decide_is_variable_needed.
8373 * emutls.c: New file.
8374 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
8375 tls_object for real tls.
8377 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8379 PR rtl-optimization/29599
8380 * reload1.c (eliminate_regs_in_insn): Take the destination
8381 mode into account when computing the offset.
8383 2007-02-09 Stuart Hastings <stuart@apple.com>
8384 Richard Henderson <rth@redhat.com>
8386 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8387 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8388 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
8389 fixuns_truncdfhi2): New.
8390 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
8391 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
8392 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
8393 (floatunssidf2): Allow nonimmediate source.
8394 * config/i386/sse.md (movdi_to_sse): New.
8395 (vec_concatv2di): Drop '*'.
8396 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
8397 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8398 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
8400 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
8401 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8402 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
8403 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
8404 (ix86_build_signbit_mask): Fix decl of v, refactor to call
8405 ix86_build_const_vector.
8406 (x86_emit_floatuns): Rewrite.
8408 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8410 * genautomata.c (longest_path_length): Delete unused function.
8411 (struct state): Delete unused longest_path_length.
8412 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
8413 (get_free_state): Delete unused.
8415 2007-02-09 Jan Hubicka <jh@suse.cz>
8417 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
8418 * doc/invoke.texi (inline-unit-growth): Update default value.
8420 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
8421 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
8422 (rebuild_cgraph_edges): Likewise.
8423 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
8424 (dump_cgraph_node): Dump frequencies.
8425 (cgraph_clone_edge): Add frequency scales.
8426 (cgraph_clone_node): Add freuqnecy.
8427 * cgraph.h (cgraph_edge): Add freuqnecy argument.
8428 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
8429 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
8430 * tree-pass.h (TODO_rebuild_frequencies): New constant.
8431 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
8432 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
8433 (save_inline_function_body): Likewise.
8434 * ipa-inline.c: inluce rtl.h
8435 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
8436 (cgraph_edge_badness): Use frequencies.
8437 (cgraph_decide_recursive_inlining): Update clonning.
8438 (cgraph_decide_inlining_of_small_function): Dump frequency.
8439 * predict.c (estimate_bb_frequencies): Export.
8440 * predict.h (estimate_bb_frequencies): Declare.
8441 * tree-inline.c (copy_bb): Watch overflows.
8442 (expand_call_inline): Update call of cgraph_create_edge.
8443 (optimize_inline_calls): Use TODO flags to update frequnecies.
8444 * passes.h: Include predict.h
8445 (init_optimization_passes): Move profile ahead.
8446 (execute_function_todo): Handle TODO_rebuild_frequencies.
8448 2007-02-09 Roger Sayle <roger@eyesopen.com>
8450 * config/alpha/alpha.c (emit_insxl): Force the first operand of
8451 the insbl or inswl pattern into a register.
8453 2007-02-09 Roger Sayle <roger@eyesopen.com>
8455 * config/ia64/ia64.md (bswapdi2): New define_insn.
8457 2007-02-09 Richard Henderson <rth@redhat.com>
8459 * config/i386/constraints.md (Ym): New constraint.
8460 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
8461 (movdi_1_rex64): Split sse and xmm general register moves from
8462 memory move alternatives. Use conditional register constraints.
8463 (movsf_1, movdf_integer): Likewise.
8464 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8465 (movdf_integer_rex64): New.
8466 (pushsf_rex64): Fix output constraints.
8467 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
8468 (sse2_stored): Likewise.
8469 (sse2_storeq_rex64): New.
8470 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
8471 amd and not generic.
8472 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
8473 for optimize_size. Remove SF/DFmode hack.
8475 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8477 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
8480 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
8481 Richard Sandiford <richard@codesourcery.com>
8483 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
8484 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
8485 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
8486 m68k/t-mlib to tmake_file.
8487 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
8488 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
8489 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
8490 Allow it to be cf or m68k. Set m68k_arch_family. If that
8491 variable is not empty, add t-$m68k_arch_family to tmake_file.
8492 Add t-mlibs to tmake_file.
8493 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
8494 * config/m68k/t-cf: New file.
8495 * config/m68k/t-m68k: Likewise.
8496 * config/m68k/t-mlibs: Likewise.
8497 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8498 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8499 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8500 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8501 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
8503 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
8504 (INSTALL_LIBGCC): Delete.
8505 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8506 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8507 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8508 (M68K_MLIB_CPU): Define.
8509 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8510 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8511 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
8513 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8514 Richard Guenther <rguenther@suse.de>
8517 * fold-const.c (fold_comparison): Handle obfuscated comparisons
8518 against INT_MIN/INT_MAX.
8519 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
8520 file if a loop is removed.
8522 2007-02-09 Joseph Myers <joseph@codesourcery.com>
8524 * calls.c (store_one_arg): Pass correct alignment to
8525 emit_push_insn for non-BLKmode values.
8526 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
8527 unaligned stack slot via a suitably aligned slot.
8529 2007-02-08 DJ Delorie <dj@redhat.com>
8531 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
8533 (legal_subregs): Use unsigned char, make const.
8534 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
8536 2007-02-08 Paul Brook <paul@codesourcery.com>
8538 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
8539 special interworking needed.
8541 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
8543 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
8544 conditional to __SSE2__.
8545 (Entries below should have been added to first ChangeLog
8546 entry for amdfam10 dated 2007-02-05)
8547 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
8549 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
8551 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
8554 2007-02-08 DJ Delorie <dj@redhat.com>
8556 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
8557 * config/m32c/m32c.c (legal_subregs): New.
8558 (m32c_illegal_subreg_p): New.
8559 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
8560 unsupported subregs of hard regs.
8562 2007-02-08 Jan Hubicka <jh@suse.cz>
8564 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
8565 the same one; always update histograms.
8567 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8569 * passes.c (init_optimization_passes): Tidy comment.
8571 2007-02-08 Roger Sayle <roger@eyesopen.com>
8573 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
8574 strip zero_extend, bswap and rotates from POCOUNT's argument.
8575 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
8576 zero_extend and rotates from PARITY's argument.
8577 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
8578 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
8579 of an integer constant at compile-time.
8581 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8584 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
8586 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
8589 * tree-ssa-live.c (remove_unused_locals): Do not remove
8590 TREE_ADDRESSABLE variables.
8591 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
8592 * tree-ssa-operands.c (add_virtual_operand): Remove argument
8593 FOR_CLOBBER. Update all users.
8594 If VAR has an associated alias set, add a virtual operand for
8595 it if no alias is found to conflict with the memory reference.
8597 2007-02-07 Jan Hubicka <jh@suse.cz>
8598 Robert Kidd <rkidd@crhc.uiuc.edu>
8600 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
8602 2007-02-07 Ian Lance Taylor <iant@google.com>
8604 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
8606 2007-02-07 Roger Sayle <roger@eyesopen.com>
8608 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
8609 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
8610 tablejumpdi, movsi_to_cr_one): Remove constraints from
8611 define_expand's match_operands.
8613 2007-02-07 Roger Sayle <roger@eyesopen.com>
8615 * global.c (compute_regsets): Move declatation of "i" inside of
8616 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
8618 2007-02-07 Jakub Jelinek <jakub@redhat.com>
8621 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
8622 of INDIRECT_REF <RESULT_DECL>.
8624 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
8626 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
8627 Kaz Kojima <kkojima@gcc.gnu.org>
8630 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
8632 (sh_initialize_trampoline): Add parentheses to avoid a warning.
8634 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8636 * doc/loop.texi: Document possibility not to perform disambiguation
8637 of loops with multiple latches.
8638 * cfgloopmanip.c (alp_enum_p): Removed.
8639 (add_loop): Handle subloops. Use get_loop_body_with_size.
8640 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
8641 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
8642 the new forwarder block.
8643 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
8644 Handle the case latch is NULL.
8645 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
8646 when marking loop exits.
8647 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
8649 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
8650 disambiguate_loops_with_multiple_latches.
8651 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
8652 before fix_loop_structure.
8653 * cfgloop.c: Include pointer-set.h and output.h.
8654 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
8655 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
8656 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
8657 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
8658 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
8659 disambiguate_multiple_latches, get_loop_body_with_size,
8660 disambiguate_loops_with_multiple_latches): New functions.
8661 (flow_loop_dump): Dump multiple latch edges.
8662 (flow_loop_nodes_find): Handle loops with multiple latches.
8663 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
8664 (glb_enum_p): Modified.
8665 (get_loop_body): Use get_loop_body_with_size.
8666 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
8667 (AVOID_CFG_MODIFICATIONS): New constant.
8668 (disambiguate_loops_with_multiple_latches, add_loop,
8669 get_loop_body_with_size): Declare.
8670 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
8672 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
8675 * global.c (compute_regsets): New function.
8676 (global_alloc): Refactored ELIMINABLE_REGSET
8677 and NO_GLOBAL_ALLOC_REGS computation out.
8678 (rest_of_handle_global_alloc): Call compute_regsets()
8679 for non-optimizing case.
8681 2007-02-06 Richard Henderson <rth@redhat.com>
8683 * config/i386/constraints.md (Y2): Rename from Y.
8684 (Yi): New constraint.
8685 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
8686 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
8687 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
8688 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
8689 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
8690 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
8691 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
8692 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
8693 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
8694 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
8695 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
8696 vec_extractv2si_1): Change Y constraints to Y2.
8697 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
8698 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
8699 Change Y constraints to Y2.
8700 (sse2_loadld): Change Y constraints to x.
8702 2007-02-06 Roger Sayle <roger@eyesopen.com>
8704 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
8705 (parity<mode>2): New define_expand using rs6000_emit_parity.
8706 * config/rs6000/rs6000.c (rs6000_emit_popcount,
8707 rs6000_emit_parity): New functions.
8708 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
8709 rs6000_emit_parity): Prototype here.
8711 2007-02-06 Ian Lance Taylor <iant@google.com>
8713 * lower-subreg.c (simple_move_operand): Reject CONST.
8714 (resolve_clobber): Call validate_change rather than directly
8715 assigning to XEXP (pat, 0).
8717 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8719 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
8720 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
8721 (tree-cfg.o): Remove hashtab.h dependency.
8723 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
8724 (struct ivopts_data): Change niters to pointer_map_t.
8725 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
8726 (niter_for_exit): Create pointer_map on demand. Change for
8728 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
8729 (free_loop_data): Destroy data->niters if created and reset field.
8730 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
8731 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
8733 * tree-ssa-reassoc.c: Include pointer-set.h.
8734 (bb_rank): Change to long *.
8735 (operand_rank): Change to pointer_map_t.
8736 (find_operand_rank): Return long, -1 if not found. Declare as inline.
8737 (insert_operand_rank): Accept long.
8738 (operand_entry_hash, operand_entry_eq): Remove.
8739 (get_rank): Return long. Adjust for changes above.
8740 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
8742 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
8744 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
8745 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
8746 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
8748 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
8749 directly since it cannot be NULL.
8750 (get_vi_for_tree): Rewrite for pointer_map API.
8751 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
8752 (init_alias_vars): Create vi_for_tree as pointer_map.
8753 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
8755 * tree-cfg.c: Don't include hashtab.h.
8756 (edge_to_cases): Declare as pointer_map.
8757 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
8759 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
8760 (start_recording_case_labels): Create edge_to_cases as pointer_map.
8761 (end_recoding_case_labels): Cleanup edge_to_cases manually before
8763 (record_switch_edge): Delete.
8764 (get_cases_for_edge): Adjust for pointer_map API, inline
8765 record_switch_edge (rewritten for new API), remove goto.
8767 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8769 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
8770 * tree-nested.c: Include pointer-set.h.
8771 (var_map_elt, var_map_eq, var_map_hash): Delete.
8772 (struct nesting_info): Remove GTY marker. Change the two htab_t's
8774 (nesting_info_bitmap_obstack): New.
8775 (lookup_field_for_decl): Adjust for pointer_map API.
8776 (lookup_tramp_for_decl): Adjust for pointer_map API.
8777 (get_nonlocal_debug_decl): Adjust for pointer_map API.
8778 (get_local_debug_decl): Adjust for pointer_map API.
8779 (convert_nl_goto_reference): Adjust for pointer_map API.
8780 (convert_nl_goto_receiver): Adjust for pointer_map API.
8781 (create_nesting_tree): Create outside GGC space. Create bitmap on
8782 the new obstack. Create field_map and var_map as pointer_maps.
8783 (free_nesting_tree): Adjust for changes to create_nesting_tree.
8785 (lower_nested_functions): Move root here, no need to NULL it.
8786 Initialize and release the obstack.
8788 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
8790 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
8791 Remove prototypes and make them non-static.
8792 (struct tree_int_map): Remove.
8793 * tree.h (struct tree_int_map): Move here, turning TO into an
8795 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
8797 * tree.h (TREE_COMPLEXITY): Remove.
8798 (struct tree_exp): Remove complexity field.
8799 * tree.c (build1_stat): Don't set it.
8801 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
8802 Victor Kaplansky <victork@il.ibm.com>
8804 * tree-vectorizer.c (vect_is_simple_use): Support induction.
8805 (vect_is_simple_reduction): Support reduction with induction as
8806 one of the operands.
8807 (vect_is_simple_iv_evolution): Fix formatting.
8808 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
8809 formatting. Don't mark induction phis for vectorization.
8810 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
8811 * tree-vect-transform.c (get_initial_def_for_induction): New function.
8812 (vect_get_vec_def_for_operand): Support induction.
8813 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
8815 (vectorizable_reduction): Support reduction with induction as one of
8817 (vectorizable_type_demotion): Use def-type of stmt argument rather
8818 than dummy def-type.
8820 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
8821 flag_tree_scev_cprop.
8822 * common.opt (tree-scev-cprop): New flag.
8824 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
8825 call to vect_get_new_vect_var.
8827 2007-02-06 Ira Rosen <irar@il.ibm.com>
8829 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
8830 vectype is not NULL.
8831 (vect_pattern_recog_1): Likewise.
8833 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8835 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
8836 (fold_negate_expr): Likewise.
8838 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
8841 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
8842 even if cv-qualification is the same.
8844 2007-02-05 Geoffrey Keating <geoffk@apple.com>
8846 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
8847 __enable_execute_stack on completion.
8849 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8851 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
8852 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
8853 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
8854 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
8855 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
8856 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
8857 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
8858 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
8860 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8862 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
8863 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
8864 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
8865 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
8866 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
8867 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
8868 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
8869 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
8870 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
8871 umuldi3_highpart_rex64, umulsi3_highpart_insn,
8872 umulsi3_highpart_zext, smuldi3_highpart_rex64,
8873 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
8874 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
8875 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
8876 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
8877 sqrtextenddfxf2_i387): Added amdfam10_decode.
8879 * config/i386/athlon.md (athlon_idirect_amdfam10,
8880 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
8881 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
8882 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
8883 athlon_ivector_store_amdfam10): New define_insn_reservation.
8884 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
8887 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8889 * config/i386/athlon.md (athlon_call_amdfam10,
8890 athlon_pop_amdfam10, athlon_lea_amdfam10): New
8891 define_insn_reservation.
8892 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
8893 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
8894 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
8896 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8898 * config/i386/athlon.md (athlon_sseld_amdfam10,
8899 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
8900 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
8902 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8904 * config/i386/athlon.md (athlon_sseins_amdfam10): New
8905 define_insn_reservation.
8906 * config/i386/i386.md (sseins): Added sseins to define_attr type
8907 and define_attr unit.
8908 * config/i386/sse.md: Set type attribute to sseins for insertq
8911 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8913 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
8914 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
8915 ssecomi_load_amdfam10, ssecomi_amdfam10,
8916 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
8917 define_insn_reservation.
8918 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
8920 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8922 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
8923 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
8924 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
8925 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
8926 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
8927 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
8928 define_insn_reservation.
8930 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
8931 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
8932 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
8933 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
8934 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
8936 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8938 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
8939 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
8940 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
8941 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
8942 athlon_ssemul_load_k8): Added amdfam10.
8944 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8946 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
8947 (x86_sse_unaligned_move_optimal): New variable.
8949 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
8951 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
8952 for unaligned vector SSE double/single precision loads for AMDFAM10.
8954 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8956 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
8957 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
8958 Define TARGET_CPU_DEFAULT_amdfam10.
8959 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
8960 (processor_type): Add PROCESSOR_AMDFAM10.
8962 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
8963 processor_type in config/i386/i386.h.
8964 Enable imul peepholes for TARGET_AMDFAM10.
8966 * config.gcc: Add support for --with-cpu option for amdfam10.
8968 * config/i386/i386.c (amdfam10_cost): New variable.
8969 (m_AMDFAM10): New macro.
8970 (m_ATHLON_K8_AMDFAM10): New macro.
8971 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
8972 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
8973 x86_promote_QImode, x86_integer_DFmode_moves,
8974 x86_partial_reg_dependency, x86_memory_mismatch_stall,
8975 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
8976 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
8977 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
8978 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
8979 Enable/disable for amdfam10.
8980 (override_options): Add amdfam10_cost to processor_target_table.
8981 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
8982 processor_alias_table.
8983 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
8984 (ix86_adjust_cost): Add code for amdfam10.
8986 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
8988 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
8989 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
8990 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
8991 * config/i386/i386.h: Add builtin definition for SSE4A.
8992 * config/i386/i386.md: Add support for ABM instructions
8994 * config/i386/sse.md: Add support for SSE4A instructions
8995 (movntss, movntsd, extrq, insertq).
8996 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
8997 Add -march=amdfam10 flag.
8998 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
8999 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
9001 * doc/extend.texi: Add documentation for SSE4A builtins.
9003 2007-02-05 Bob Wilson <bob.wilson@acm.org>
9005 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
9007 2007-02-05 Richard Guenther <rguenther@suse.de>
9009 * tree-vectorizer.h (vectorizable_function): Add argument type
9010 argument, change return type.
9011 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
9012 * tree-vect-transform.c (vectorizable_function): Handle extra
9013 argument, return vectorized function decl.
9014 (build_vectorized_function_call): Remove.
9015 (vectorizable_call): Handle calls with result and argument types
9016 differing. Handle loop vectorization factor correctly.
9017 * targhooks.c (default_builtin_vectorized_function): Adjust for
9019 * targhooks.h (default_builtin_vectorized_function): Likewise.
9020 * target.h (builtin_vectorized_function): Add argument type
9022 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
9023 extra argument, allow vectorizing of lrintf.
9024 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
9025 documentation of target hook.
9027 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
9030 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
9031 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
9032 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
9034 2007-02-05 Roger Sayle <roger@eyesopen.com>
9036 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
9037 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
9038 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
9039 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
9040 before canonicalizing sincos to cexpi.
9041 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
9043 2007-02-05 Roger Sayle <roger@eyesopen.com>
9045 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
9046 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
9047 (alpha_init_builtins): Use alpha_add_builtins to process tables.
9049 2007-02-05 Roger Sayle <roger@eyesopen.com>
9051 * mips-tfile.c (initialize_init_file): Correct endianness test.
9053 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
9055 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
9058 2007-02-05 Richard Sandiford <richard@codesourcery.com>
9060 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
9061 saves in a PARALLEL before the register assignments.
9063 2007-02-05 Richard Sandiford <richard@codesourcery.com>
9065 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
9066 DWARF_FRAME_RETURN_COLUMN to be a general register.
9067 * dwarf2out.c (init_return_column_size): New function, split from...
9068 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
9069 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
9070 to be nongeneral registers.
9071 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
9073 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
9074 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
9076 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
9078 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
9080 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
9082 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
9083 (remove_path): Use can_remove_branch_p and remove_branch instead
9084 of loop_delete_branch_edge.
9085 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
9086 (tree_transform_and_unroll_loop): Remove dead branches immediately.
9087 Update profile using scale_dominated_blocks_in_loop.
9088 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
9089 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
9090 (can_remove_branch_p, remove_branch): Declare.
9091 * tree-cfg.c (tree_can_remove_branch_p): New function.
9092 (tree_cfg_hooks): Add tree_can_remove_branch_p.
9093 * cfgrtl.c (rtl_can_remove_branch_p): New function.
9094 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
9096 2007-02-05 Jan Hubicka <jh@suse.cz>
9099 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
9100 nodes in cgraph, don't remove offline copy of the function.
9102 2007-02-04 Jan Hubicka <jh@suse.cz>
9104 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
9105 vectors might cause maybe_lookup_element_for_expr to be called
9106 on non-sra-candidate.
9108 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9110 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
9111 config/bfin/bfin.md, config/bfin/predicates.md: Follow
9112 spelling conventions.
9114 2007-02-04 Richard Guenther <rguenther@suse.de>
9117 * fold-const.c (try_move_mult_to_index): Make sure to not
9118 overflow one dimension of a multi-dimensional array access.
9120 2007-02-04 Jan Hubicka <jh@suse.cz>
9122 * passes.c (init_optimization_passes): Reindent.
9124 2007-02-04 Jan Hubicka <jh@suse.cz>
9125 Eric Botcazou <ebotcazou@adacore.com>
9127 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
9128 (execute_fixup_cfg): Break out the abnormal goto code.
9129 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
9130 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
9131 (optimize_inline_calls): Call make_nonlocal_label_edges.
9133 2007-02-04 Jan Hubicka <jh@suse.cz>
9135 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
9136 true when something was changed.
9137 (rename_ssa_copies): When something was changed, do
9138 TODO_remove_unused_locals.
9139 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
9140 add TODO_remove_unused_locals when instruction was removed.
9142 2007-02-04 Jan Hubicka <jh@suse.cz>
9144 * ipa-inline.c (try_inline): Improve debug output; work on already
9146 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
9147 call try_inline for already inlined edges too when flattening;
9148 inline also functions that make callee growth but overall unit size
9151 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9153 * config/m32c/bitops.md, config/m32c/jump.md,
9154 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
9155 config/m32r/m32r.h, config/m32r/m32r.md,
9156 config/m32r/predicates.md, config/m68hc11/larith.asm,
9157 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
9158 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
9159 config/mips/mips-protos.h, config/mips/mips.c,
9160 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
9161 config/mn10300/mn10300.h, config/mn10300/predicates.md,
9162 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
9163 spelling conventions.
9165 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
9166 Follow spelling conventions.
9168 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
9170 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
9171 warn about C++0x compatibility.
9173 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9175 * config/h8300/h8300.c, config/h8300/h8300.h,
9176 config/h8300/h8300.md: Follow spelling conventions.
9178 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
9181 * combine.c (try_combine): Do not substitute source operand
9182 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
9184 2007-02-03 Jan Hubicka <jh@suse.cz>
9186 PR gcov-profile/30650
9187 * value-prof.c (stringop_block_profile): Fix handling of size counter;
9188 do not divide by zero for never executed counters.
9189 (tree_find_values_to_profile): Fix counters.
9190 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
9192 2007-02-03 Ian Lance Taylor <iant@google.com>
9194 * lower-subreg.c (simple_move_operand): New static function,
9195 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
9197 (simple_move): Call simple_move_operand.
9198 (find_decomposable_subregs): Add special handling of MEMs.
9199 (can_decompose_p): Rename from cannot_decompose_p. Reverse
9200 meaning of return value. If we see a hard register, test whether
9201 it can store a word_mode value. Change all callers.
9203 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9205 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
9206 ftrapv insns and expanders.
9207 (subdi3): Change define_expand operand 1 to arith11_operand, and
9208 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
9209 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
9210 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
9214 * varasm.c (notice_global_symbol): Treat global objects as weak when
9217 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9219 * emit-rtl.c (dconstpi): Delete.
9221 (init_emit_once): Delete dconstpi and init dconstsqrt2.
9222 * real.h (dconstpi): Delete.
9224 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
9225 (fold_builtin_hypot): Likewise.
9227 2007-02-03 Tom Tromey <tromey@redhat.com>
9230 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
9231 -gcoff3, -gxcoff3, -gvms3 implies -dD.
9233 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
9235 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
9236 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
9237 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
9238 config/rs6000/cell.md, config/rs6000/darwin.h,
9239 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
9240 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
9241 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
9242 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
9243 typos. Follow spelling conventions.
9244 * doc/invoke.texi: Follow spelling conventions.
9246 2007-02-03 Roger Sayle <roger@eyesopen.com>
9248 * simplify-rtx.c (simplify_relational_operation_1): Implement some
9249 canonicalization transformations that attempt to simplify integer
9250 constant comparisons to become comparisons against zero.
9252 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9254 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
9256 * fold-const.c (fold_binary): Fix comment typos. Fold complex
9257 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
9259 2007-02-02 Mike Stump <mrs@apple.com>
9261 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
9262 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
9263 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
9264 generate a branch island.
9266 2007-02-02 Bob Wilson <bob.wilson@acm.org>
9268 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
9269 (xtensa_legitimate_address_p): New.
9270 (xtensa_legitimize_address): New.
9271 (xtensa_output_addr_const_extra): New.
9272 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
9274 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
9275 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
9276 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
9277 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
9278 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
9279 (xtensa_legitimize_address): New.
9280 (xtensa_output_addr_const_extra): New.
9282 2007-02-02 Steve Ellcey <sje@cup.hp.com>
9284 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
9286 2007-02-02 Ian Lance Taylor <iant@google.com>
9288 * expmed.c (expand_divmod): Add comment.
9290 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
9292 * emit-rtl.c (renumber_insns): Remove.
9293 * flags.h: Remove the extern for flag_renumber_insns.
9294 * rtl.h: Remove the prototype for renumber_insns.
9295 * toplev.c (flag_renumber_insns): Remove.
9297 2007-02-02 Hui-May Chang <hm.chang@apple.com>
9299 Revert for x86 darwin:
9300 2005-06-19 Uros Bizjak <uros@kss-loka.si>
9302 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
9303 code before the following patch under TARGET_MACHO.
9304 (ix86_function_value_regno_p): Likewise.
9306 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9308 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
9311 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9314 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
9315 general or fp registers. Add comments.
9316 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
9318 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
9320 * pointer-set.c (insert_aux): Only return insertion slot.
9321 (pointer_set_insert): Adjust.
9322 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
9323 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
9324 pointer_map_traverse): New.
9325 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
9326 pointer_map_create, pointer_map_destroy, pointer_map_insert,
9327 pointer_map_contains, pointer_map_traverse): Declare.
9329 2007-02-02 Jakub Jelinek <jakub@redhat.com>
9332 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
9333 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
9335 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9337 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
9339 (struct _dep): New type.
9340 (dep_t): New typedef.
9341 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
9342 (DEP_STATUS): New access macro. The macro with the same name was
9343 renamed to DEP_LINK_STATUS.
9344 (dep_init): Declare function
9346 (struct _dep_link): New type.
9347 (dep_link_t): New typedef.
9348 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
9349 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
9350 (DEP_LINK_STATUS): New macro.
9351 (debug_dep_links): New debug function.
9353 (struct _deps_list): New type.
9354 (deps_list_t): New typedef.
9355 (DEPS_LIST_FIRST): New access macro.
9356 (FOR_EACH_DEP_LINK): New cycle macro.
9357 (create_deps_list, free_deps_list, delete_deps_list): Declare
9359 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9360 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9361 (copy_deps_list_change_con): Ditto.
9363 (move_dep_link): Declare function.
9365 (struct _dep_node): New type.
9366 (dep_node_t): New typedef.
9367 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
9369 (struct haifa_insn_data.back_deps): New field to hold backward
9370 dependencies of the insn.
9371 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
9373 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
9374 Change its type to deps_list_t.
9375 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
9376 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
9377 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
9379 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
9381 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
9383 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
9385 (dep_cost): Declare.
9387 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
9388 (ds_to_dk, dk_to_ds): New functions.
9390 (init_dep_1): New static function.
9391 (init_dep): New function.
9392 (copy_dep): New static function.
9394 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
9396 (detach_dep_link): New static function.
9397 (move_dep_link): New function.
9399 (dep_links_consistent_p, dump_dep_links): New static functions.
9400 (debug_dep_links): New debugging function.
9402 (deps_obstack, dl_obstack, dn_obstack): New static variables.
9404 (alloc_deps_list, init_deps_list): New static functions.
9405 (create_deps_list): New function.
9406 (clear_deps_list): New static function.
9407 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
9408 (deps_list_consistent_p, dump_deps_list): New static functions.
9409 (debug_deps_list): New function.
9410 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
9412 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
9414 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
9415 use new scheduler dependencies lists.
9416 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
9417 (sched_analyze): Ditto. Initialize dependencies lists.
9418 (add_forw_dep, compute_forward_dependences): Update to use new
9419 scheduler dependencies lists.
9421 (init_dependency_caches): Init deps_obstack.
9422 (free_dependency_caches): Free deps_obstack.
9424 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
9425 new scheduler dependencies lists.
9426 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
9427 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9429 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
9430 Update to use new scheduler dependencies lists.
9431 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
9432 (debug_dependencies): Ditto.
9433 (schedule_region): Update comments.
9435 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
9436 scheduler dependencies lists.
9437 (schedule_ebb): Update comments.
9439 * rtl.def (DEPS_LIST): Remove.
9441 * lists.c (unused_deps_list): Remove.
9442 (free_list): Update assertions.
9444 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
9445 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9447 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
9448 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9450 * haifa-sched.c (comments): Update.
9451 (insn_cost1): Remove. Inline the code into insn_cost ().
9452 (insn_cost): Update to use new scheduler dependencies lists. Move
9453 processing of the dependency cost to dep_cost ().
9454 (dep_cost): New function. Use it instead of insn_cost () when
9455 evaluating cost of the dependency. Use compatible interface to
9456 interact with the target.
9457 (priority): Update to use new scheduler dependencies lists.
9458 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
9459 with greater number of insns that depend on the insn.
9460 (schedule_insn): Update to use new scheduler dependencies lists. Add
9461 code to free backward dependencies lists. Inline and optimize code
9462 from resolve_dep () - see PR28071.
9463 (ok_for_early_queue_removal): Update to use new scheduler dependencies
9464 lists. Update call to targetm.sched.is_costly_dependence hook.
9466 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9467 scheduler dependencies lists.
9469 (resolve_dep): Remove. Move the logic to schedule_insn ().
9470 (init_h_i_d): Initialize dependencies lists.
9472 (process_insn_depend_be_in_spec): Rename to
9473 process_insn_forw_deps_be_in_spec. Update to use new scheduler
9475 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
9476 Update to use new scheduler dependencies lists.
9477 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
9479 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
9480 new scheduler dependencies lists.
9481 (build_intra_loop_deps): Ditto.
9483 * target.h (struct _dep): Declare to use in
9484 gcc_target.sched.is_costly_dependence.
9485 (struct gcc_target.sched.adjust_cost): Fix typo.
9486 (struct gcc_target.sched.is_costly_dependence): Change signature to use
9487 single dep_t parameter instead of an equivalent triad.
9488 (struct gcc_target.sched.adjust_cost_2): Remove.
9490 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
9492 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
9494 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
9496 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
9498 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
9499 (REG_DEP_TRUE): Document.
9501 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
9502 Change signature to correspond to the targetm.sched.adjust_cost hook.
9503 Update use in TARGET_SCHED_ADJUST_COST_2.
9504 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
9505 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
9506 new scheduler dependencies lists.
9507 (ia64_gen_check): Ditto.
9509 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
9512 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
9513 signature to correspond to the targetm.sched.is_costly_dependence hook.
9514 (is_costly_group): Update to use new scheduler dependencies lists.
9516 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
9517 instead of INSN_COST () macro.
9519 2007-02-01 Ian Lance Taylor <iant@google.com>
9521 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
9523 2007-02-01 Guy Martin <gmsoft@gentoo.org>
9525 * pa.md (tp_load): Correct mfctl instruction syntax.
9527 2007-02-01 Geoffrey Keating <geoffk@apple.com>
9529 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
9530 altivec_padding_size calculation on AIX. Improve comment, add
9531 assert to verify that it's right.
9533 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
9536 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
9539 * global.c (global_alloc): Add mising initialization of
9542 2007-02-01 Roger Sayle <roger@eyesopen.com>
9544 * alias.c (init_alias_analysis): Correct whitespace.
9545 * bb-reorder.c (fix_edges_for_rarely_executed_code,
9546 partition_hot_cold_basic_blocks): Likewise.
9547 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
9548 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
9549 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
9550 fold_builtin_snprintf_chk, fold_builtin_printf,
9551 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
9552 do_mpfr_arg3, do_mpfr_sincos): Likewise.
9553 * cfgcleanup.c (cleanup_cfg): Likewise.
9554 * cfgexpand.c (tree_expand_cfg): Likewise.
9555 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
9556 * function.c (get_next_funcdef_no): Likewise.
9557 * gengtype.c (main): Likewise.
9558 * genmodes.c (main): Likewise.
9559 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
9560 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
9561 * ifcvt.c (noce_emit_move_insn): Likewise.
9562 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
9564 * stor-layout.c (get_best_mode): Likewise.
9565 * tree-ssa-loop-niter.c (get_val_for): Likewise.
9566 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
9567 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
9568 perform_var_substitution, solve_graph): Likewise.
9569 * tree-vrp.c (vrp_finalize): Likewise.
9571 2007-02-01 Ian Lance Taylor <iant@google.com>
9573 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
9574 high part of a paradoxical subreg, return a constant zero.
9576 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
9578 * toplev.c (lang_dependent_init): Call init_set_costs.
9579 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
9581 2007-02-01 Richard Guenther <rguenther@suse.de>
9584 * fold-const.c (fold_negate_expr): Allow negating a
9585 constant if overflow does not change.
9587 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9589 * doc/c-tree.texi (Expression trees): Improve markup.
9590 * doc/tm.texi (Register Classes, Addressing Modes)
9591 (Floating Point): Fix spacing after abbreviations. Fix some
9594 2007-02-01 Ben Elliston <bje@au.ibm.com>
9596 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
9597 * doc/contrib.texi: Likewise.
9598 * doc/install.texi: Likewise.
9600 2007-01-31 Richard Henderson <rth@redhat.com>
9601 Ian Lance Taylor <iant@google.com>
9603 * lower-subreg.c: New file.
9604 * rtl.def (CONCATN): Define.
9605 * passes.c (init_optimization_passes): Add pass_lower_subreg and
9607 * emit-rtl.c (update_reg_offset): New static function, broken out
9608 of gen_rtx_REG_offset.
9609 (gen_rtx_REG_offset): Call update_reg_offset.
9610 (gen_reg_rtx_offset): New function.
9611 * regclass.c: Revert patch of 2006-03-05, restoring
9613 (clear_reg_info_regno): New function.
9614 * dwarf2out.c (concatn_loc_descriptor): New static function.
9615 (loc_descriptor): Handle CONCATN.
9616 * common.opt (fsplit_wide_types): New option.
9617 * opts.c (decode_options): Set flag_split_wide_types when
9619 * timevar.def (TV_LOWER_SUBREG): Define.
9620 * rtl.h (gen_reg_rtx_offset): Declare.
9621 (reg_scan_update): Declare.
9622 * regs.h (clear_reg_info_regno): Declare.
9623 * tree-pass.h (pass_lower_subreg): Declare.
9624 (pass_lower_subreg2): Declare.
9625 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
9626 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
9628 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
9629 * Makefile.in (OBJS-common): Add lower-subreg.o.
9630 (lower-subreg.o): New target.
9632 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9634 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
9636 2007-01-31 Anatoly Sokolov <aesok@post.ru>
9639 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
9641 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9644 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
9646 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
9648 * cfgloop.h: Include vec-prim.h.
9649 (enum li_flags): Remove LI_ONLY_OLD.
9650 (loop_iterator): Changed.
9651 (fel_next, fel_init): Iterate over loop tree.
9652 (FOR_EACH_LOOP_BREAK): New macro.
9653 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
9655 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
9656 * modulo-sched.c (sms_schedule): Ditto.
9657 * tree-vectorizer.c (vectorize_loops): Ditto.
9658 * doc/loop.texi: Update information on loop numbering and behavior of
9659 FOR_EACH_LOOP wrto new loops.
9660 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
9661 add_to_evolution_1): Test nestedness of loops instead of comparing
9663 * tree-chrec.c (chrec_fold_plus_poly_poly,
9664 chrec_fold_multiply_poly_poly, chrec_evaluate,
9665 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
9666 reset_evolution_in_loop): Ditto.
9667 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
9669 2007-01-31 Dirk Mueller <dmueller@suse.de>
9671 * c-common.c (warn_about_parentheses): Separate warning about
9672 un-parenthized sequence of comparison operators from the one
9673 which is supposed to warn about x <= y <= z.
9675 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
9677 * optabs.h (enum optab_index): Add new OTI_isinf.
9678 (isinf_optab): Define corresponding macro.
9679 * optabs.c (init_optabs): Initialize isinf_optab.
9680 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
9682 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
9683 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
9685 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
9686 expand_builtin_interclass_mathfn.
9687 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
9688 * config/i386/i386.md (UNSPEC_FXAM): New constant.
9689 (fxam<mode>2_i387): New insn pattern.
9690 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
9691 built-in functions as x87 inline asm.
9693 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9695 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
9697 2007-01-30 Eric Christopher <echristo@apple.com>
9699 * config.gcc: Add geode.
9701 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9703 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
9704 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
9705 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
9706 value-prof.c: Fix comment typos.
9708 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9711 * doc/invoke.texi (Wpointer-arith): Document warning.
9713 2007-01-30 Janis Johnson <janis187@us.ibm.com>
9715 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
9716 the list of discrepancies from the draft TR.
9718 2007-01-30 Dirk Mueller <dmueller@suse.de>
9721 * doc/invoke.texi (-Wreturn-type): Update description to
9724 2007-01-30 Richard Sandiford <richard@codesourcery.com>
9726 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
9728 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
9730 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
9731 to handle optabs that operate on floating point input argument and
9732 output to integer output.
9733 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
9734 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
9735 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
9736 expand_builtin_interclass_mathfn ().
9737 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
9739 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
9740 ilogbl built-in functions as x87 intrinsics.
9742 2007-01-30 Richard Guenther <rguenther@suse.de>
9745 * dwarf2out.c (reference_to_unused): Query varpool if the
9746 variable was output.
9748 2007-01-30 Richard Guenther <rguenther@suse.de>
9751 * passes.c (execute_one_pass): Reset in_gimple_form to not
9752 confuse non-unit-at-a-time mode.
9754 2007-01-29 Roger Sayle <roger@eyesopen.com>
9755 Richard Guenther <rguenther@suse.de>
9757 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
9758 avoid undefined behaviour on overflow. Use force_fit_type_double
9759 to construct the constant with the specified TREE_OVERFLOW.
9761 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9763 * config/dfp-bit.c: Add parameterized support for fp exceptions.
9764 * config/dfp-bit.h: Ditto.
9766 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9768 * c-decl.c (pop_scope): Replace warnings with call to
9769 warn_for_unused_label.
9770 * c-common.h (warn_for_unused_label): Declare.
9771 * c-common.c (warn_for_unused_label): Define.
9773 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9775 * tree-optimize.c (update_inlined_to_pointers): Delete unused
9778 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9780 * Makefile.in (USER_H): Remove decfloat.h.
9781 * ginclude/decfloat.h: Delete, moving contents to ...
9782 * ginclude/float.h: Add support for decimal floating point,
9783 guarded by __STDC_WANT_DEC_FP__.
9785 2007-01-29 Mike Stump <mrs@apple.com>
9787 * doc/gccint.texi (Top): Rename Loop Representation to Loop
9788 Analysis and Representation to resolve case insensitive conflict.
9789 * doc/loop.texi (Loop Analysis and Representation): Likewise.
9791 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
9793 * tree.h (struct tree_memory_tag): Add aliases member.
9794 (MTAG_ALIASES): New macro.
9795 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
9796 (add_may_alias): Remove pointer-set. Update for may_aliases being
9798 (mark_aliases_call_clobbered): Update for may_aliases being a
9800 (compute_tag_properties): Ditto.
9801 (create_partition_for): Ditto.
9802 (compute_memory_partitions): Ditto.
9803 (dump_may_aliases_for): Ditto.
9804 (is_aliased_with): Ditto.
9805 (add_may_alias_for_new_tag): Ditto.
9806 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
9807 (compute_is_aliased): New function.
9808 (compute_may_aliases): Call compute_is_aliased).
9809 (init_alias_info): Initialize alias_bitmap_obstack.
9810 (union_alias_set_into): New function.
9811 (compute_flow_sensitive_aliasing): Use union_aliases_into.
9812 (have_common_aliases_p): Rewrite to take two bitmaps and use
9814 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
9816 (finalize_ref_all_pointers): Update for add_may_alias changes.
9817 (new_type_alias): Ditto.
9818 * tree-flow-inline.h (may_aliases): Return a bitmap.
9819 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
9820 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
9821 may_aliases being a bitmap.
9822 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
9823 may_aliases now returns a bitmap.
9824 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
9826 * tree-ssa-operands.c (add_virtual_operand): Update for
9827 may_aliases being a bitmap.
9829 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
9831 PR tree-optimization/30630
9832 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
9833 variable as changed.
9835 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
9838 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
9839 expanded only once even if an error occurs.
9841 2007-01-29 Ben Elliston <bje@au.ibm.com>
9843 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
9844 (__gcov_average_profiler): Likewise.
9845 (__gcov_ior_profiler): Likewise.
9846 (__gcov_merge_ior): Likewise.
9848 2007-01-28 Jan Hubicka <jh@suse.cz>
9850 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
9851 * value-prof.c (stringop_block_profile): Likewise.
9853 2007-01-28 Jan Hubicka <jh@suse.cz>
9855 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
9856 variant handling histograms; add wrapper.
9857 (clear_storage_via_libcall): Export.
9858 (emit_block_move_hints): Break out from ...; add histograms.
9859 (emit_block_move): ... this one.
9860 (clear_storage_hints): Break out from ...; add histograms.
9861 (clear_storage): ... this one.
9862 (set_storage_via_memset): Handle histogram.
9863 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
9864 (clear_storage_hints, clear_storage_via_libcall): Declare.
9865 (set_storage_via_setmem): Update prototype.
9866 * doc/md.texi (movmem, setmem): Document new arguments.
9868 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
9870 (stringop_block_profile): New global function.
9871 (tree_stringops_values_to_profile): Profile block size and alignment.
9872 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
9874 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
9875 (stringop_block_profile): Declare.
9876 * builtins.c: Include value-prof.h.
9877 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
9878 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
9879 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
9880 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
9881 * profile.c (instrument_values): Add new counters.
9882 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
9884 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
9885 (tree_init_edge_profiler): Build new profilers.
9886 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
9887 (pass_tree_profile): Add dump.
9888 (tree_profile_hooks): Update.
9889 * Makefile.in (LIBGCOV): Add new constants.
9890 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
9891 __gcov_ior_profiler): New.
9892 * i386.md (movmem/setmem expanders): Add new optional arguments.
9894 2007-01-28 David Edelsohn <edelsohn@gnu.org>
9896 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
9898 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9900 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
9901 (tree_unswitch_single_loop): Pass eni_size_weights to
9902 tree_num_loop_insns.
9903 * tree-ssa-loop-manip.c: Include tree-inline.h.
9904 (can_unroll_loop_p): Pass eni_size_weights to
9905 tree_num_loop_insns.
9906 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
9907 Pass eni_size_weights to estimate_num_insns.
9908 * tree.h (init_inline_once): Export.
9909 * toplev.c (backend_init): Call init_inline_once.
9910 * cgraphunit.c (cgraph_process_new_functions,
9911 cgraph_analyze_function): Pass eni_inlining_weights to
9913 * ipa-inline.c (compute_inline_parameters): Ditto.
9914 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
9915 to estimate_num_insns.
9916 (try_unroll_loop_completely): Pass eni_size_weights to
9917 tree_num_loop_insns.
9918 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
9919 ot estimate_num_insns.
9920 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
9921 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
9922 * tree-inline.c (eni_inlining_weights, eni_size_weights,
9923 eni_time_weights): New variables.
9924 (init_inline_once): Initialize them.
9925 (struct eni_data): Mew.
9926 (estimate_num_insns_1, estimate_num_insns): Use weights.
9927 * tree-inline.h (struct eni_weights_d): New.
9928 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
9929 (estimate_num_insns): Declaration changed.
9930 * cfgloop.h (tree_num_loop_insns): Declaration changed.
9931 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
9932 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
9934 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
9936 * tree-data-ref.c (conflict_fn): Assert that the number of affine
9937 relations in the conflict function is valid.
9939 2007-01-27 Ian Lance Taylor <iant@google.com>
9941 * common.opt: Add fstrict-overflow.
9942 * opts.c (decode_options): Set flag_strict_overflow if -O2.
9943 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
9944 (TYPE_OVERFLOW_UNDEFINED): Define.
9945 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
9947 * tree.h (TYPE_TRAP_SIGNED): Don't define.
9948 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
9949 (fold_negate_expr): Likewise.
9950 (make_range): Likewise.
9951 (extract_muldiv_1): Likewise.
9952 (maybe_canonicalize_comparison): Likewise.
9953 (fold_comparison): Likewise.
9954 (fold_binary): Likewise.
9955 (tree_expr_nonnegative_p): Likewise.
9956 (tree_expr_nonzero_p): Likewise.
9957 * tree-vrp.c (compare_values): Likewise.
9958 (extract_range_from_binary_expr): Likewise.
9959 (extract_range_from_unary_expr): Likewise.
9960 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
9962 (nowrap_type_p): Likewise.
9963 * tree-scalar-evolution.c (simple_iv): Likewise.
9964 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
9965 (build_range_check): Likewise.
9966 (extract_muldiv_1): Likewise.
9967 (fold_comparison): Likewise.
9968 * tree-vrp.c (vrp_int_const_binop): Likewise.
9969 (extract_range_from_unary_expr): Likewise.
9970 * convert.c (convert_to_integer): Likewise.
9971 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
9972 (fold_comparison): Likewise.
9973 (fold_binary): Likewise.
9974 * optabs.c (optab_for_tree_code): Likewise.
9975 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
9976 * simplify-rtx.c (simplify_const_relational_operation): Check
9977 flag_strict_overflow and flag_trapv.
9978 (simplify_const_relational_operation): Likewise.
9979 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
9980 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
9983 2007-01-27 Roger Sayle <roger@eyesopen.com>
9985 * tree.c (tree_fold_gcd): Delete.
9986 * tree.h (tree_fold_gcd): Remove prototype.
9987 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
9988 test whether one constant integer is a multiple of another. Instead
9989 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
9990 * fold-const.c (multiple_of_p): We've determined both TOP and
9991 BOTTOM are integer constants so we can call int_const_binop directly
9992 instead of the more generic const_binop.
9994 2007-01-27 Roger Sayle <roger@eyesopen.com>
9996 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
9997 1*X check that the constant hasn't overflowed, to preserve the
9999 (round_up): Provide an efficient implementation when rouding-up an
10000 INTEGER_CST to a power-of-two.
10002 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10004 * doc/sourcebuild.texi: Add comma for clarity.
10005 * doc/extend.texi: Fix some typos.
10006 * doc/passes.texi: Likewise.
10007 * doc/cppinternals.texi: Likewise.
10008 * doc/c-tree.texi: Likewise.
10009 * doc/tree-ssa.texi: Likewise.
10010 * doc/install.texi: Likewise.
10012 2007-01-27 Jan Hubicka <jh@suse.cz>
10014 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
10015 (pass_sra): Do not require alias information.
10016 * passes.c (init_optimization_passes): Add SRA
10018 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
10020 * tracer.c (rest_of_handle_tracer): We already cleaned
10021 up the CFG in tracer() so don't do it here again.
10022 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
10023 cleanup_cfg here, either. And don't call renumber_insns.
10025 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
10026 and BB_HEAD are in the insn stream here. Instead make sure
10027 that BB_INSN is valid on all insns. Also, do check here that
10028 there are no pending branch predictions...
10029 (rtl_verify_flow_info): ...instead of doing it here. Checks
10030 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
10033 2007-01-26 Roger Sayle <roger@eyesopen.com>
10035 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
10036 function to simplify/factorize operand order canonicalization.
10037 (ix86_fixup_binary_operands): Reorganize using the above function.
10038 (ix86_binary_operator_ok): Likewise.
10040 2007-01-27 Jakub Jelinek <jakub@redhat.com>
10042 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
10043 file scope from optimize_attrs.
10044 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
10046 (optimize_attrs): Clear insn_code_values after freeing it.
10048 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
10050 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
10051 a parts.base assignment.
10053 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
10055 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
10056 (compute_subscript_distance, initialize_data_dependence_relation,
10057 finalize_ddr_dependent, analyze_ziv_subscript,
10058 analyze_siv_subscript_cst_affine,
10059 compute_overlap_steps_for_affine_univar,
10060 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
10061 analyze_siv_subscript, analyze_miv_subscript,
10062 analyze_overlapping_iterations, subscript_dependence_tester_1,
10063 compute_self_dependence, free_dependence_relation): Work
10064 with affine_fn instead of chrecs.
10065 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
10066 common_affine_function, affine_function_base,
10067 affine_function_constant_p, affine_fn_op, affine_fn_plus,
10068 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
10069 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
10070 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
10071 (all_chrecs_equal_p): Removed.
10072 * tree-data-ref.h (affine_fn, conflict_function): New types.
10073 (struct subscript): Change type of conflicting_iterations_in_a
10074 and conflicting_iterations_in_b.
10076 2007-01-26 Steve Ellcey <sje@cup.hp.com>
10079 * config/pa/pa.h (TARGET_HPUX_11): New.
10080 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
10081 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
10083 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
10084 Richard Guenther <rguenther@suse.de>
10086 * tree-ssa-structalias.c (solve_graph): Handle case
10087 we merged the variable to another.
10089 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10091 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
10094 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
10095 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
10097 2007-01-25 DJ Delorie <dj@redhat.com>
10099 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
10100 allow changes to modes which don't fit in those registers.
10102 * reload1.c (choose_reload_regs): Check for invalid subregs before
10103 computing their locations, not after.
10105 2007-01-25 Geoffrey Keating <geoffk@apple.com>
10108 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
10109 save Altivec registers in an eh_return function.
10110 (compute_vrsave_mask): Likewise.
10111 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
10112 for saving Altivec registers.
10113 (rs6000_emit_prologue): Don't allocate stack twice in
10114 eh_return function. Correct expected value of altivec_save_offset
10115 when using save_world. Describe save of R0 to stack when using
10116 save_world. Describe stack pointer adjustment when using
10117 save_world. Remove duplicated eh_return parameter register saving.
10118 Update sp_offset variable after save_world.
10119 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
10121 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
10122 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
10125 2007-01-25 Steve Ellcey <sje@cup.hp.com>
10127 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
10129 2007-01-25 Steve Ellcey <sje@cup.hp.com>
10132 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
10133 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
10135 2007-01-25 Richard Guenther <rguenther@suse.de>
10137 * doc/invoke.texi (-Wcoverage-mismatch): Document.
10138 * common.opt (-Wcoverage-mismatch): New warning option.
10139 * coverage.c (get_coverage_counts): Ignore coverage mismatch
10140 if -Wcoverage-mismatch is given.
10142 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
10144 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
10145 (ipcp_driver): Change to static definition.
10146 Add dumping of the ifunctions.
10147 (constant_val_insert): Remove unused parameter. Support for SSA.
10148 (ipcp_propagate_const): Support for SSA.
10149 (ipcp_profile_bb_print): Print only analyzed nodes.
10150 (ipcp_replace_map_create): Remove support for Fortran constant
10152 * ipa-prop.c (ipa_method_modify_stmt,
10153 ipa_callsite_compute_param): Support for SSA.
10154 * ipa-prop.h (ipcp_driver): Remove declaration.
10155 (IS_VALID_TREE_MAP_INDEX): Add define.
10157 2007-01-24 Geoffrey Keating <geoffk@apple.com>
10159 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
10161 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10163 PR middle-end/30447
10164 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
10165 constant argument to cabs and do it without checking for
10166 -funsafe-math-optimizations.
10168 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
10170 * c-common.h (RID_FIRST_CXX0X): New.
10171 (RID_LAST_CXX0X): New.
10172 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
10174 * c.opt (Wc++0x-compat): New.
10175 * doc/invoke.texi (-Wc++0x-compat): Document.
10177 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10179 * builtins.c (fold_builtin_carg): New.
10180 (fold_builtin_1): Use it.
10182 2007-01-24 Jan Hubicka <jh@suse.cz>
10184 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
10186 * ipa-inline.c (initial_insns, max_insns): Delete.
10187 (compute_max_insns): New function.
10188 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
10189 of insns as base for code growth.
10190 (cgraph_decide_inlining): Make initial_insns local; do not compute
10192 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
10193 * doc/invoke.texi (inline-unit-growth): Update docs.
10195 2007-01-24 Jakub Jelinek <jakub@redhat.com>
10197 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
10198 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
10199 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
10200 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
10201 for CPUs that have PTA_CX16 set.
10203 PR middle-end/27416
10204 * gimplify.c (omp_check_private): New function.
10205 (gimplify_scan_omp_clauses): Use it for
10206 firstprivate/lastprivate/reduction.
10208 PR middle-end/30494
10209 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
10210 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
10212 PR middle-end/30421
10213 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
10214 If lower_lastprivate_clauses emits some statements, append them
10215 to dlist rather than body_p and to body_p append an initializer.
10216 (lower_omp_for): Adjust caller.
10218 2007-01-24 Steve Ellcey <sje@cup.hp.com>
10220 * target.h (globalize_decl_name): New.
10221 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10222 * output.h (default_globalize_decl_name): New.
10223 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
10225 (globalize_decl): Ditto.
10226 (default_globalize_decl_name): New.
10227 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
10228 (ia64_handle_version_id_attribute): New.
10229 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10230 (ia64_asm_output_external): Use globalize_decl_name instead
10231 of globalize_label.
10232 * doc/extend.texi (version_id): New pragma.
10233 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
10235 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10237 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
10238 _uleb128_t and _Unwind_SWord with _sleb128_t.
10239 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
10240 uw_frame_state_for, uw_update_context_1): Likewise.
10241 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
10242 * unwind-pe.h (read_uleb128, read_sleb128,
10243 read_encoded_value_with_base): Likewise.
10244 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
10246 2007-01-24 Richard Guenther <rguenther@suse.de>
10248 * builtins.c (expand_builtin_cexpi): Get the fndecl
10249 for cexp in the correct way.
10251 2007-01-24 Jan Hubicka <jh@suse.cz>
10253 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
10255 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10257 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
10258 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
10259 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
10260 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
10261 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
10262 __SIZEOF_PTRDIFF_T__.
10263 * doc/cpp.texi: Documentation for the new builtin macros added.
10265 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
10267 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
10268 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
10269 instead of operands[2] to avoid access past the end of array.
10271 2007-01-24 Richard Sandiford <richard@codesourcery.com>
10273 * reload1.c (emit_reload_insns): Pass the reload register
10274 for a non-spill output reload through forget_old_reloads_1.
10276 2007-01-23 Joseph Myers <joseph@codesourcery.com>
10278 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10279 _SOFT_DOUBLE if doubles use software floating-point.
10280 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
10281 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10282 * config/rs6000/darwin-ldouble.c: Also compile functions for
10283 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
10284 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10285 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
10286 commented-out long double override.
10287 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
10288 * config/rs6000/eabispe.h: Likewise.
10289 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
10290 long double for non-SPE.
10291 (rs6000_handle_option): Likewise.
10292 (invalid_e500_subreg): Disallow more subregs involding DImode,
10293 DFmode, TImode or TFmode.
10294 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
10296 (legitimate_lo_sum_address_p): Also check for TFmode for E500
10298 (rs6000_legitimize_address): Also handle TFmode for E500 double.
10299 (rs6000_legitimize_reload_address): Also handle TFmode for E500
10301 (rs6000_legitimate_address): Also check for TFmode for E500
10303 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
10304 (spe_build_register_parallel): Handle TFmode and TCmode.
10305 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
10307 (function_arg): Handle TFmode and TCmode for E500 double.
10308 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
10310 (print_operand): Handle TFmode and TImode for %y.
10311 (rs6000_generate_compare): Handle TFmode comparisons for E500
10313 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
10314 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
10315 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
10316 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
10317 TFmode for E500 double.
10318 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
10319 (floatsidf2): Enable for E500 double.
10320 (movtf_softfloat): Use rs6000_nonimmediate_operand.
10321 (extenddftf2): Change to extenddftf2_fprs.
10322 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
10323 depending on TARGET_E500_DOUBLE.
10324 (extendsftf2): Enable for E500 double.
10325 (trunctfdf2): Enable for E500 double.
10326 (trunctfsf2): Change to trunctfsf2_fprs.
10327 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
10328 depending on TARGET_E500_DOUBLE.
10329 (floatsitf2): Enable for E500 double.
10330 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
10331 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
10332 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
10333 (negtf2): Change to negtf2_internal.
10334 (negtf2): New expander.
10335 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
10336 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
10337 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
10338 (movdi_internal32): Use rs6000_nonimmediate_operand.
10339 (unnamed splitter): Likewise.
10340 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
10341 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
10342 (SPE64TF, DITI): New mode macros.
10343 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
10346 (frob_<mode>_di_2): New.
10347 (frob_tf_di_8_2): New.
10348 (frob_di_df): Change to frob_di_<mode>; allow more modes.
10350 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
10352 (frob_ti_<mode>_8_2): New.
10353 (frob_ti_tf_2): New.
10354 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
10355 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
10357 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
10358 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
10359 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
10360 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
10361 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
10362 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
10365 2007-01-23 Ian Lance Taylor <iant@google.com>
10367 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
10369 (OBJS-archive): Reformat, alphabetize.
10370 (OBJS): Change out_object_file to OBJS-md.
10372 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
10374 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10375 JUMP_P and CALL_P predicates where applicable.
10376 * config/i386/i386.c: Ditto.
10377 * config/i386/i386.md: Ditto.
10378 * config/i386/mmx.md: Ditto.
10379 * config/i386/predicates.md: Ditto.
10381 2007-01-22 Andreas Schwab <schwab@suse.de>
10383 * config/m68k/m68k.h: Fix comment.
10385 2007-01-22 Jan Hubicka <jh@suse.cz>
10387 * passes.c (init_optimization_passes): Do not rerun
10388 pass_early_warn_uninitialized.
10390 2007-01-22 Richard Guenther <rguenther@suse.de>
10392 PR tree-optimization/30038
10393 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
10395 (execute_cse_sincos_1): Likewise.
10396 (execute_cse_sincos): Likewise.
10397 (gate_cse_sincos): Likewise.
10398 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
10399 the cexpi() canonicalization of sincos().
10400 * tree-pass.h (pass_cse_sincos): Declare.
10401 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
10403 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10405 PR rtl-optimization/29329
10406 * combine.c (replaced_rhs_insn): Rename to i2mod.
10407 (replaced_rhs_value): Rename to i2mod_new_rhs.
10408 (i2mod_old_rhs): New global variable.
10409 (combine_instructions): Adjust for above change. Save a copy of
10410 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
10411 note are substituted in the second instruction.
10412 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
10413 ditch the note if it pertains to the second eliminated register
10414 and this register is mentioned in i2mod_old_rhs.
10417 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
10419 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
10420 the insn to which the note was originally attached.
10422 2007-01-21 Jan Hubicka <jh@suse.cz>
10424 * ipa-inline.c (inlining_mode): Comment, move up.
10425 (cgraph_decide_inlining_incrementally): Do not perform inlining
10426 itself; fix handling of flattening of self recursive functions.
10427 (cgraph_find_cycles): Remove.
10428 (cgraph_flatten_node): Remove.
10429 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
10430 (try_inline): New function.
10431 (cgraph_early_inlining): Update call of
10432 cgraph_decide_inlining_incrementally. Apply inlining here.
10433 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
10435 2007-01-21 Dirk Mueller <dmueller@suse.de>
10438 * tree-vrp.c (check_array_bounds): do not warn
10439 about ADDR_EXPR's of ARRAY_REF's which are immediately
10440 used in binary expressions.
10442 2007-01-21 Ira Rosen <irar@il.ibm.com>
10444 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
10445 read_write_dep and macros for its access.
10446 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
10447 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
10448 argument, call vect_check_interleaving for every independent pair of
10449 data-refs. Mark loads that access the same memory location as a store
10451 (vect_check_dependences): Remove.
10452 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
10453 call, fix the call to vect_analyze_data_ref_dependence.
10454 (vect_analyze_data_ref_access): For statements that access the same
10455 data-ref, check that they are not stores; for loads, check that there
10456 is no store that access the same location.
10458 2007-01-20 Roger Sayle <roger@eyesopen.com>
10459 Joseph Myers <joseph@codesourcery.com>
10461 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
10462 (-fdump-rtl-stack): Likewise.
10463 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
10464 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
10465 (-mpt-fixed): Use @minus{} for minus sign.
10466 (Using Precompiled Headers): Fix under/overfull hbox.
10468 2007-01-20 Jan Hubicka <jh@suse.cz>
10470 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
10471 place within annotation.
10473 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10475 * pa.c (output_move_double): Change array size of xoperands to 4.
10477 2007-01-20 Jan Hubicka <jh@suse.cz>
10479 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
10482 2007-01-19 Ian Lance Taylor <iant@google.com>
10484 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
10485 constant to unsigned HOST_WIDE_INT before negating.
10487 2007-01-19 Ian Lance Taylor <iant@google.com>
10489 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
10491 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
10492 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10493 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
10494 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
10495 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10496 (realloc_vdef, realloc_vuse): Change second parameter to
10498 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
10499 fields to unsigned.
10500 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
10501 unsigned. Change x and lim locals to unsigned.
10502 (realloc_vdef, realloc_vuse): Change num_elem parameter to
10504 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
10505 (copy_virtual_operands): Change i and n locals to unsigned.
10507 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10509 PR middle-end/29335
10510 * builtins.c (fold_builtin_1): Handle builtin fdim.
10512 2007-01-20 Jan Hubicka <jh@suse.cz>
10514 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
10515 * tree-ssa-structalias.c (compute_points_to_sets): Do call
10516 init_alias_heapvars.
10517 (init_alias_heapvars): Initialize only when not already initialized.
10518 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
10520 2007-01-19 Roger Sayle <roger@eyesopen.com>
10522 * common.opt (fsigned-zeros): New command line option.
10523 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
10524 of flag_unsafe_math_optimizations.
10525 * opts.c (set_fast_math_flags): The -ffast-math command line option
10526 implies -fno-signed-zeros.
10527 (fast_math_flags_set_p): Likewise.
10529 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
10530 the documentation of -ffast-math appropriately. Wrap long lines.
10532 2007-01-19 Steve Ellcey <sje@cup.hp.com>
10534 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
10535 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
10537 2007-01-19 Tomas Bily <tbily@suse.cz>
10539 * cgraphunit.c (cgraph_finalize_function): Updating of pid
10541 (tree_init_ic_make_global_vars): New function
10542 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
10543 (tree_gen_ic_profiler): New function
10544 (tree_gen_ic_func_profiler): New function
10545 (tree_profiling): Added calling of tree_gen_ic_func_profiler
10546 (tree_profile_hooks): Added hook for indirec/virtual calls
10547 * value-prof.c (tree_find_values_to_profile): New case for
10549 (tree_values_to_profile): Call for determining indirect/virtual
10551 (tree_indirect_call_to_profile): New function
10552 (tree_ic_transform): New function
10553 (tree_ic): New function
10554 (find_func_by_pid): New function
10555 (init_pid_map): New function
10556 (tree_value_profile_transformations): Added check for
10557 indirect/virtual call transformation
10558 * value-prof.h (enum hist_type): New counter type for
10559 indirect/virtual calls
10560 (profile_hooks): Added new hook for profiling indirect/virtual
10562 * profile.c (instrument_values): New case for indirect/virtual
10564 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
10565 (GCOV_COUNTER_V_INDIR): New counter type
10566 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
10567 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
10569 * cgraph.c: Definition of cgraph_max_pid
10570 (cgraph_create_node): Default init of pid attribute
10571 * cgraph.h: Declaration of cgraph_max_pid
10572 (struct cgraph_node): Added pid attribute
10573 * libgcov.c (__gcov_indirect_call_profiler): New function
10574 (__gcov_one_value_profiler_body): New function
10575 (__gcov_one_value_profiler): Body was moved to
10576 __gcov_one_value_profiler_body and calls it
10578 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
10580 * doc/gty.texi (Options): Document the mark_hook option to GTY.
10581 * gengtype.c (write_types_data, write_func_for_structure,
10582 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
10583 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
10584 (walk_type, write_func_for_structure): Generate the mark_hook if
10587 2007-01-19 Jan Hubicka <jh@suse.cz>
10589 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
10590 'early' argument take inlining mode argument specifying whether to
10591 inline for size/speeed or all functions; add support for flattening;
10593 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
10595 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10598 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
10599 the name of the declared identifier.
10601 2007-01-19 Dirk Mueller <dmueller@suse.de>
10603 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
10604 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
10605 duplicate evaluation.
10607 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10609 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
10610 Macroize expander using X87MODEF12 mode macro. Extend operand 1
10611 to XFMode, use acosxf2 and truncate result to requested mode.
10612 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
10613 (asin<mode>2): Similarly, with asin expanders.
10614 (*fscalexf4_i387): Rename from *fscalexf4.
10615 (expNcorexf3): New expander.
10616 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
10617 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
10618 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
10619 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
10620 patterns for SSE math.
10621 (exp10<mode>2): Similarly, with exp10 expanders.
10622 (exp2<mode>2): Similarly, with exp2 expanders.
10623 (expm1<mode>2): Similarly, with expm1 expanders.
10624 (ldexp<mode>3): Similarly, with ldexp expanders.
10625 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
10626 Use gen_truncxf<mode>2_i387_noop to truncate result.
10628 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10630 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
10631 for ColdFire targets.
10633 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
10634 Richard Sandiford <richard@codesourcery.com>
10636 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
10637 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
10638 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
10639 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
10640 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10641 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10643 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10645 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
10646 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
10647 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
10648 (*adddi_dilshr32_cf): New pattern.
10649 (adddi3, subdi3): Remove first alternatives.
10651 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10653 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
10654 implemented using move.l, do not use its cc result for floating-point
10657 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10659 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
10660 from accepting 's' constraints if flag_pic.
10662 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10664 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
10665 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
10666 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
10667 condition from TARGET_68881 to TARGET_HARD_FLOAT.
10669 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
10671 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
10672 ColdFire alternatives.
10673 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
10674 * config/m68k/m68k.md (clzsi2): Define for ColdFire
10675 architectures that support ff1 instruction.
10677 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10678 Julian Brown <julian@codesourcery.com>
10680 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
10681 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
10682 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
10685 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10687 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
10689 (output_move_const_into_data_reg, output_move_simode_const): Delete.
10690 * config/m68k/m68k.c (const_method, const_int_cost): Take a
10691 HOST_WIDE_INT instead of an rtx.
10692 (m68k_rtx_costs): Update call accordingly.
10693 (output_move_const_into_data_reg): Likewise. Fix formatting.
10694 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
10696 (output_move_simode_const): Update calls after above changes.
10697 Rework to use automatic variables and predicates like MEM_P.
10698 * config/m68k/m68k.md (pushexthisi_const): Update call to
10701 2007-01-19 Dirk Mueller <dmueller@suse.de>
10703 * tree-ssa-alias.c (perform_var_substitution): Fix typo
10704 in dump_flags test.
10706 2007-01-19 Richard Guenther <rguenther@suse.de>
10708 * builtins.c (expand_builtin_cexpi): Fall back to expanding
10709 via cexp in case sincos is not available.
10711 2007-01-19 Richard Guenther <rguenther@suse.de>
10713 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
10714 * defaults.h (TARGET_HAS_SINCOS): Default to off.
10715 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
10716 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
10717 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
10718 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
10719 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
10720 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
10722 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10724 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
10726 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
10727 (atan2xf3): Directly generate RTL pattern.
10728 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
10729 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10730 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10731 disable patterns for SSE math.
10732 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
10733 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10734 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10735 disable patterns for SSE math.
10737 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
10739 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
10741 2007-01-18 Roger Sayle <roger@eyesopen.com>
10743 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
10744 VIEW_CONVERT_EXPR to the same type as it's operand.
10746 2007-01-18 David Edelsohn <edelsohn@gnu.org>
10748 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
10749 configured for long double 128.
10751 2007-01-18 Mike Stump <mrs@apple.com>
10753 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
10756 2007-01-18 Michael Meissner <michael.meissner@amd.com>
10758 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
10761 2007-01-18 Jan Hubicka <jh@suse.cz>
10763 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
10764 greater than NUM_VOP_FREE_BUCKETS.
10766 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
10768 * tree-ssa-structalias.c: Update comments.
10769 (ptabitmap_obstack): Removed.
10770 (pta_obstack): New.
10771 (oldpta_obstack): Ditto.
10772 (stats): Add a few members.
10773 (struct variable_info): Remove node, complex, address_taken, and
10774 indirect_target members. Add oldsolution member.
10775 (new_var_info): Do not initialize removed members.
10776 (constraint_expr_type): Remove INCLUDES.
10777 (constraint_graph): Add size, implicit_preds, rep,
10778 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
10779 (FIRST_REF_NODE): New macro.
10780 (LAST_REF_NODE): Ditto.
10781 (FIRST_ADDR_NODE): Ditto.
10782 (find): New function.
10784 (dump_constraint): Do not handle INCLUDES.
10785 (insert_into_complex): Do not insert duplicate constraints.
10786 (condense_varmap_nodes): Renamed and rewritten into ...
10787 (merge_node_constraints): This. Also fix bug in handling of
10788 offseted copy constraints.
10789 (clear_edges_for_node): No longer need to deal with preds at all,
10790 or removing associated preds/succs.
10791 (merge_graph_nodes): Deal with indirect_cycles.
10792 Don't deal with predecessors.
10793 (add_implicit_graph_edge): New function.
10794 (add_pred_graph_edge): Ditto.
10795 (add_graph_edge): Don't deal with predecessors.
10796 (build_constraint_graph): Removed.
10797 (build_pred_graph): New function.
10798 (build_succ_graph): Ditto.
10799 (struct scc_info): Removed in_component. Added roots, dfs, and
10800 node_mapping. Remove visited_index, unification_queue.
10801 (scc_visit): Deal with union-find we do now.
10802 Deal with cycles with REF nodes.
10803 (collapse_nodes): Renamed and rewritten to ...
10804 (unify_nodes): This.
10805 (process_unification_queue): Removed.
10806 (topo_visit): Cleanup
10807 (do_da_constraint): Use find.
10808 (do_sd_constraint): Ditto.
10809 (do_ds_constraint): Ditto.
10810 (do_complex_constraint): Ditto.
10811 (init_scc_info): Update for removed and added members.
10812 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
10813 (find_indirect_cycles): This.
10814 (equivalence_class): New variable.
10815 (label_visit): New function.
10816 (perform_variable_substitution): Rewritten.
10817 (free_var_substitution_info): New function.
10818 (find_equivalent_node): Ditto.
10819 (move_complex_constraints): Ditto.
10820 (eliminate_indirect_cycles): Ditto.
10821 (solve_graph): Only propagate changed bits.
10822 Use indirect cycle elimination.
10824 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
10825 (tree_id_eq): Renamed to ...
10826 (tree_vi_eq): This. Update for member change
10827 (insert_id_for_tree): Renamed and rewritten to ...
10828 (insert_vi_for_tree): This.
10829 (lookup_id_for_tree): Renamed and rewritten to ...
10830 (lookup_vi_for_tree): This.
10831 (get_id_for_tree): Renamed and rewritten to ...
10832 (get_vi_for_tree): Ditto.
10833 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
10834 (process_constraint): Don't handle INCLUDES.
10835 Remove special ADDRESSOF case.
10836 (find_func_aliases): Rewrite to use vi functions instead of id
10838 (create_function_info_for): Ditto.
10839 (create_variable_info_for): Ditto.
10840 (intra_create_variable_infos): Ditto.
10841 (merge_smts_into): Ditto.
10842 (find_what_p_points_to): Ditto.
10843 (init_base_vars): Ditto.
10844 (init_alias_vars): Ditto.
10845 (remove_preds_and_fake_succs): New function.
10846 (dump_sa_points_to_info): Dump new stats.
10847 (dump_solution_for_var): Use find.
10848 (set_used_smts): Fix formatting.
10849 (compute_points_to_sets): Updated for new functions.
10850 (ipa_pta_execute): Ditto.
10852 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10853 Richard Sandiford <richard@codesourcery.com>
10855 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
10857 * calls.c (expand_call): If the return value is a PARALLEL,
10858 extract its first member.
10859 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
10860 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10861 use FUNCTION_EXTRA_EPILOGUE.
10862 (m68k_function_value): Return a PARALLEL if the return value
10863 is of a pointer type.
10864 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
10865 (FUNCTION_EXTRA_EPILOGUE): Remove.
10866 * config/m68k/m68k.md (D0_REG): New constant.
10868 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10870 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
10871 output a NOP for empty epilogues.
10873 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10875 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
10876 before function. Extend register save check to include all
10877 registers, not just integer ones.
10879 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10881 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
10882 (m68k_use_return_insn): ...this.
10883 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
10884 * config/m68k/m68k.c (use_return_insn): Rename to...
10885 (m68k_use_return_insn): ...this.
10886 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
10887 of USE_RETURN_INSN.
10889 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10891 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
10892 nearest even, fix denormal rounding overflow.
10894 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10896 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
10897 f%$smove and f%$move.
10898 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
10899 (extendsfdf2_cf): Use fdmove instead of f%&move.
10900 (truncdfsf2_cf): Use fsmove instead of f%$smove.
10901 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
10903 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10905 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
10908 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10910 * real.h (real_format): Add a canonical_nan_lsbs_set field.
10911 (coldfire_single_format): Declare.
10912 (coldfire_double_format): Likewise.
10913 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
10914 of qnan_msb_set to determine the lower bits of a canonical
10916 (encode_ieee_double): Likewise.
10917 (encode_ieee_quad): Likewise.
10918 (ieee_single_format): Initialize canonical_nan_lsbs_set.
10919 (mips_single_format): Likewise.
10920 (ieee_double_format): Likewise.
10921 (mips_double_format): Likewise.
10922 (ieee_extended_motorola_format): Likewise.
10923 (ieee_extended_intel_96_format): Likewise.
10924 (ieee_extended_intel_128_format): Likewise.
10925 (ieee_extended_intel_96_round_53_format): Likewise.
10926 (ibm_extended_format): Likewise.
10927 (mips_extended_format): Likewise.
10928 (ieee_quad_format): Likewise.
10929 (mips_quad_format): Likewise.
10930 (vax_f_format): Likewise.
10931 (vax_d_format): Likewise.
10932 (vax_g_format): Likewise.
10933 (i370_single_format): Likewise.
10934 (i370_double_format): Likewise.
10935 (decimal_single_format): Likewise.
10936 (decimal_double_format): Likewise.
10937 (decimal_quad_format): Likewise.
10938 (c4x_single_format): Likewise.
10939 (c4x_extended_format): Likewise.
10940 (real_internal_format): Likewise.
10941 (coldfire_single_format): New real_format.
10942 (coldfire_double_format): Likewise.
10943 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
10944 canonical_nan_lsbs_set.
10945 (pdp11_d_format): Likewise.
10946 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
10947 if TARGET_COLDFIRE_CPU.
10949 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10951 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
10952 (output_call, m68k_legitimize_call_address): Declare.
10953 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
10954 parenthesees. Add support for a 'W' constraint.
10955 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
10956 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
10957 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
10958 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
10960 (override_options): Initialize them. Do not set flag_no_function_cse
10961 for TARGET_ID_SHARED_LIBRARY.
10962 (m68k_output_pic_call): Delete.
10963 (m68k_legitimize_call_address): New function.
10964 (print_operand): Remove the %o prefix. Handle the %p prefix.
10965 (output_call): New function.
10966 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
10967 target address from the GOT if symbolic jumps are not allowed.
10968 * config/m68k/m68k.md (call, general_operand): Do not set
10969 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
10970 Merge separate flag_pic and !flag_pic define_insns into...
10971 (*call, *call_value): ...these new patterns. Match the address
10972 rather than the containing MEM and require it to be a call_operand.
10973 Use output_call to generate the asm template.
10974 * config/m68k/predicates.md (const_call_operand): New predicate.
10975 (call_operand): Likewise.
10977 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
10979 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
10980 (STACK_GROWS_DOWNWARD): Define to 1.
10981 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
10982 comments, emphasizing that these values are only defaults.
10983 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
10984 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
10986 2007-01-18 Richard Sandiford <richard@codesourcery.com>
10988 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
10990 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
10991 Richard Sandiford <richard@codesourcery.com>
10993 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
10994 (FP_REGNO_P): New macros.
10995 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
10996 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
10997 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
10998 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
11000 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11002 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11003 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
11005 * config/m68k/t-floatlib: New file, extracting common code from...
11006 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
11007 * config/m68k/t-uclinux: Here.
11008 * config/m68k/fpgnulib.c: Do not compile extendeed precision
11009 routines on ColdFire targets.
11011 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11013 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11014 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
11015 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
11016 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
11017 explicitly set MOTOROLA to 1.
11018 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
11020 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11021 Nathan Sidwell <nathan@codesourcery.com>
11023 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
11024 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
11025 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
11026 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
11027 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
11028 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
11029 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
11030 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
11031 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
11032 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
11033 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
11034 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
11035 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
11036 (DBX_REGISTER_NUMBER): Delete.
11037 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
11038 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
11039 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
11041 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11043 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
11044 * config/flat.h: New file.
11045 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
11046 OBJECT_FORMAT_FLAT.
11047 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
11048 indirect references for -msep-data or -mid-shared-library.
11049 Do not use PC-relative code addresses either.
11050 * config/m68k/m68k.c (override_options): Restrict -fPIC error
11052 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
11053 for shared libraries and crt1.o for executables. Use crti.o and
11055 (ENDFILE_SPEC): Use crtend.o and crtn.o.
11056 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
11057 Do not add -elf2flt or -shared-lib-id options here.
11058 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
11059 Pass -shared-lib-id if -mid-shared-library, taking the library
11060 identifier from -mshared-library-id if given, otherwise
11062 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
11063 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
11064 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
11065 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
11066 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
11067 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
11069 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
11070 jump sequence for ISA A and ISA A+.
11071 (PICJUMP): Likewise.
11073 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11075 * config.gcc (m68k-*-uclinux*): Base the port on the common
11076 and m68k GNU/Linux files rather than on the generic ELF ones.
11077 * config/m68k/uclinux.h (TARGET_VERSION): Override.
11078 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
11080 2007-01-18 Julian Brown <julian@codesourcery.com>
11081 Richard Sandiford <richard@codesourcery.com>
11083 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
11084 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
11085 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
11087 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
11088 80 unconditionally.
11089 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
11091 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11093 * doc/install.texi: Document m68k-uclinuxoldabi.
11094 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
11095 * config/m68k/uclinux-oldabi.h: New file, copied from
11096 config/m68k/uclinux.h.
11098 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
11100 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
11101 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
11102 (m32r_compute_frame_size): Use unsigned for regno.
11103 (m32r_reload_lr): Use gen_frame_mem.
11105 (m32r_output_function_epilogue): Don't output the function epilogue
11107 (m32r_expand_epilogue): New.
11108 (direct_return): Return false if the function has the interrupt
11110 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
11111 * config/m32r/m32r.md (epilogue): New expander.
11112 (return_lr, return_rte): New insns.
11113 (return): Make it expander.
11114 (return_normal): New expander.
11116 2007-01-18 Josh Conner <jconner@apple.com>
11119 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
11120 support for UNLE, UNLT, UNGE, and UNGT.
11122 2007-01-18 Jan Hubicka <jh@suse.cz>
11124 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
11125 * tree-tailcall (add_virtual_phis): Likewise.
11126 (optimize_tail_call): Return TODOs.
11127 (execute_tail_calls): Return TODOs.
11128 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
11129 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
11131 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
11132 Cleanup cfg using TODO.
11133 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
11134 * passes.c (execute_function_todo): When cleanup did something, remove
11136 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
11137 (make_edges): Don't cleanup_cfg.
11139 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
11141 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
11142 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
11143 operate on the top of stack.
11144 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
11145 register handling of instructions that output to the second
11147 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
11148 (move_for_stack_reg): Special-case check for dead destination
11149 stack slot for constant load of 1.0 inside UNSPEC_TAN.
11151 * config/i386/i386.md (UNSPEC_TAN): New constant.
11152 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
11153 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
11154 to correctly model move of constant 1.0 to top stack slot.
11155 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
11156 (unnamed peephole2 pattern): Remove corresponding peephole2
11157 pattern that optimizes tan insn and loading of constant 1.0.
11158 (tanxf2): Use fptanxf4_i387.
11159 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
11160 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
11161 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
11162 disable patterns for SSE math.
11163 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
11164 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
11166 2007-01-18 Dirk Mueller <dmueller@suse.de>
11167 Richard Guenther <rguenther@suse.de>
11170 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
11171 * common.opt (Warray-bounds): Add new warning option.
11172 * c-opts.c (c_common_handle_option): Define -Warray-bounds
11174 * Makefile.in: make tree-vrp.o depend on toplev.h
11175 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
11177 (check_array_refs, check_array_bounds, check_array_ref): New.
11179 2007-01-18 Jan Hubicka <jh@suse.cz>
11181 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
11182 (execute_ssa_ccp): Return flags conditionally.
11183 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
11185 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
11187 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
11189 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
11190 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
11192 * Makefile.c (GTFILES): Add cfglayout.h.
11193 * gengtype.c (open_base_files): Likewise.
11194 * cfglayout.c (cfg_layout_function_footer,
11195 cfg_layout_function_header) Reindent to make gengtype happy.
11196 * cfglayout.h (cfg_layout_function_footer,
11197 cfg_layout_function_header): Add GTY(()) marker.
11199 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
11201 2007-01-18 Ben Elliston <bje@au.ibm.com>
11203 * genautomata.c (write_automata): Include xstrerror output in the
11204 error message if writing the DFA description file fails.
11206 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
11208 * config/mips/mips-protos.h (mips_output_external): Make it
11210 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
11211 * config/mips/mips.c (irix_output_external_libcall): Likewise.
11212 (extern_list): Likewise.
11213 (extern_head): Likewise.
11214 (TARGET_ASM_FILE_END): Likewise.
11215 (mips_file_end): Likewise.
11216 (mips_output_external): Rewritten.
11218 2007-01-18 Ben Elliston <bje@au.ibm.com>
11220 * genpreds.c (write_insn_preds_c): Only write out the function
11221 body for regclass_for_constraint if we have register constraints.
11223 2007-01-17 Tom Tromey <tromey@redhat.com>
11225 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
11226 * doc/install.texi (Testing): Use sourceware.org.
11227 (Binaries): Likewise.
11228 (Specific): Likewise.
11229 * doc/contrib.texi (Contributors): Use sourceware.org.
11231 2007-01-17 Anatoly Sokolov <aesok@post.ru>
11233 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
11234 (AVR_ENHANCED): Rename to ...
11235 (AVR_HAVE_MUL): ... new.
11236 (avr_enhanced_p): Rename to ...
11237 (avr_have_mul_p): ... new.
11238 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
11239 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
11240 * config/avr/avr.c (avr_enhanced_p): Rename to ...
11241 (avr_have_mul_p): ... new.
11242 (base_arch_s): Rename 'enhanced' to 'have_mul'.
11243 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
11244 'avr_enhanced_p' and 'enhanced'.
11245 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
11246 AVR_HAVE_MUL instead of AVR_ENHANCED.
11247 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11248 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
11249 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
11250 instead of AVR_ENHANCED.
11251 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11252 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
11253 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
11255 2007-01-17 Ian Lance Taylor <iant@google.com>
11257 * vec.h (VEC_reserve_exact): Define.
11258 (vec_gc_p_reserve_exact): Declare.
11259 (vec_gc_o_reserve_exact): Declare.
11260 (vec_heap_p_reserve_exact): Declare.
11261 (vec_heap_o_reserve_exact): Declare.
11262 (VEC_OP (T,A,reserve_exact)): New static inline function, three
11264 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
11265 negative parameter.
11266 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
11267 (VEC_OP (T,A,copy)) [all versions]: Likewise.
11268 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
11269 * vec.c (calculate_allocation): Add exact parameter. Change all
11271 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
11272 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
11273 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
11274 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
11275 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
11276 (vec_heap_p_reserve_exact): New function.
11277 (vec_heap_o_reserve_exact): New function.
11279 2007-01-17 Jan Hubicka <jh@suse.cz>
11281 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
11283 2007-01-17 Eric Christopher <echristo@apple.com>
11285 * config.gcc: Support core2 processor.
11287 2007-01-16 Jan Hubicka <jh@suse.cz>
11289 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
11290 the names, just unlink the chain so we don't crash on dangling pointers
11293 2007-01-16 Jan Hubicka <jh@suse.cz>
11295 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
11296 * tree-pass.h: Reorder to make IPA passes appear toegher.
11297 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
11298 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
11299 parameters, do not call early inliner.
11300 * ipa-inline.c: Update comments. Include tree-flow.h
11301 (cgraph_decide_inlining): Do not compute inlining parameters.
11302 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
11303 be called with function context set up.
11304 (pass_ipa_inline): Remove unreachable functions before pass.
11305 (cgraph_early_inlining): Simplify assuming to be called from the
11307 (pass_early_inline): New pass.
11308 (cgraph_gate_ipa_early_inlining): New gate.
11309 (pass_ipa_early_inline): Turn into simple wrapper.
11310 (compute_inline_parameters): New function.
11311 (gate_inline_passes): New gate.
11312 (pass_inline_parameters): New pass.
11313 (apply_inline): Move here from tree-optimize.c
11314 (pass_apply_inline): New pass.
11315 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
11317 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
11318 doing them by hand.
11319 (tree_function_versioning): Do not allocate dummy struct function.
11320 * tree-inline.h (optimize_inline_calls): Update prototype.
11321 * tree-optimize.c (execute_fixup_cfg): Export.
11322 (pass_fixup_cfg): Remove
11323 (tree_rest_of_compilation): Do not apply inlines.
11324 * tree-flow.h (execute_fixup_cfg): Declare.
11325 * Makefile.in (gt-passes.c): New.
11326 * passes.c: Include gt-passes.h
11327 (init_optimization_passes): New passes.
11328 (nnodes, order): New static vars.
11329 (do_per_function_toporder): New function.
11330 (execute_one_pass): Dump current pass here.
11331 (execute_ipa_pass_list): Don't dump current pass here.
11333 2007-01-16 Janis Johnson <janis187@us.ibm.com>
11335 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
11336 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
11338 2007-01-16 David Edelsohn <edelsohn@gnu.org>
11340 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
11341 (strong_alias): Define.
11342 (__gcc_qmul): Provide non-FMA for soft-float.
11343 (__gcc_qdiv): Same.
11348 (__gcc_qunord): New.
11358 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
11359 soft-float functions.
11360 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
11361 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
11362 about long double soft float.
11364 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
11365 Tehila Meyzels <tehila@il.ibm.com>
11367 * tree-vectorizer.h (is_pattern_stmt_p): New.
11368 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
11369 formatting (tabs instead of spaces). Cleanup and clarify setting
11370 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
11371 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
11372 (vectorizable_type_demotion): Check that types are integral.
11373 (vectorizable_type_promotion): Likewise.
11374 (vectorizable_store): Fix typo. Eliminate new-line at end of
11377 2007-01-16 Jan Hubicka <jh@suse.cz>
11379 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
11382 2007-01-15 Eric Christopher <echristo@apple.com>
11384 * ifcvt.c: Include vec.h, vecprim.h.
11385 (check_cond_move_block): New argument regs.
11386 Reorganize. Add registers used to regs.
11387 (cond_move_process_if_block): Use regs set above as
11390 2007-01-15 Eric Christopher <echristo@apple.com>
11392 * config/darwin.h: Update copyright.
11393 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
11394 (LINK_COMMAND_SPEC): Add -u.
11395 (LINK_SPEC): Fix umbrella for above.
11397 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
11399 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
11402 2007-01-15 Tom Tromey <tromey@redhat.com>
11404 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
11405 * doc/install.texi (Testing): Don't mention jacks.
11406 (Configuration): Document --enable-java-maintainer-mode. Move
11407 --with-java-home to libgcj-specific section. Document
11409 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
11411 2007-01-15 Jan Hubicka <jh@suse.cz>
11413 * tree-ssa-dce.c (DCE_TODOs): New.
11414 (propagate_necessity): Return if something changed.
11415 (eliminate_unnecessary_stmts): Likewise.
11416 (perform_tree_ssa_dce): Return TODO flags when needed.
11417 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
11419 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
11421 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
11422 (fyl2x_extend<mode>xf3_i387): New insn pattern.
11423 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
11424 patterns using X87MODEF12 mode macro. Extend operand 1
11425 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11426 (log10<mode>2): Ditto.
11427 (log2<mode>2): Ditto.
11428 (log1p<mode>2): Ditto.
11429 (logb<mode>2): Ditto.
11430 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
11431 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
11432 (*fxtractxf3_i387): Rename from *fxtractxf3.
11433 (fxtract_extend<mode>xf3_i387): New insn pattern.
11434 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
11435 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
11436 and gen_fyl2xxf3_i387().
11438 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
11440 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
11441 * cfgloopmanip.c (fix_loop_placement): Made static. Use
11442 get_loop_exit_edges. Changed return type to bool.
11443 * cfgloop.h (fix_loop_placement): Declaration removed.
11445 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
11447 * param.h (MIN_VECT_LOOP_BOUND): New.
11448 * params.def (MIN_VECT_LOOP_BOUND): New.
11449 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
11450 argument - minimum threshold for number of iterations.
11451 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
11452 argument to declaration.
11453 * tree-vect-analyze.c (vect_analyze_operations): Check value of
11454 MIN_VECT_LOOP_BOUND.
11455 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
11456 slpeel_tree_peel_loop_to_edge with additional argument.
11457 (vect_do_peeling_for_alignment): Likewise.
11458 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
11460 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
11463 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
11464 operands of size 1.
11466 2007-01-14 Jan Hubicka <jh@suse.cz>
11468 * tree-dfa.c (remove_referenced_var): New function.
11469 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
11470 prune referenced vars list too.
11471 * tree-flow.h (remove_referenced_var): Declare.
11473 2007-01-14 Jan Hubicka <jh@suse.cz>
11475 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
11477 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
11478 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
11479 * except.h (verify_eh_throw_table_statements): Kill prototype.
11480 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
11481 into call exrepssions.
11482 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
11484 * tree-cfg.c: Include pointer-set.h.
11485 (verify_node_sharing): Work on pointer set.
11486 (verify_eh_throw_stmt_node): New.
11487 (verify_stmts): Use pointers sets, verify throw_stmt.
11489 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
11491 * ipa-reference.c (analyze_function): Consider also addresses taken
11494 2007-01-12 Roger Sayle <roger@eyesopen.com>
11496 * c-typeck.c (null_pointer_constant_p): Replace use of
11497 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11498 (build_c_cast): Likewise.
11500 2007-01-12 Roger Sayle <roger@eyesopen.com>
11502 * tree.h (force_fit_type_double): Remove unused final argument.
11503 * c-common.c (constant_expression_warning): Replace use of
11504 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11505 (convert_and_check): Likewise.
11506 (shorten_compare): Update call to force_fit_type_double.
11507 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
11508 * convert.c (convert_to_pointer): Update call to
11509 force_fit_type_double.
11510 * fold-const.c (force_fit_type_double): Remove overflowed_const
11512 (int_const_binop, fold_convert_const_int_from_int,
11513 fold_convert_const_int_from_real, fold_div_compare,
11514 fold_sign_changed_comparison, fold_unary, fold_negate_const,
11515 fold_abs_const, fold_not_const): Remove the final argument from
11516 calls to force_fit_type_double.
11518 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11520 * configure.ac: Set insn to "nop" for spu-*-* also.
11521 * configure: Regenerate.
11523 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
11525 * builtins.def : Add BUILT_IN_FREE.
11527 2007-01-12 Jan Hubicka <jh@suse.cz>
11529 PR tree-optimization/30443
11530 * tree-inline.c (tree_function_versioning): Do not optimize when
11531 cloning for inlining.
11533 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
11535 * doc/loop.texi: Document recording of loop exits.
11536 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
11537 (update_single_exits_after_duplication,
11538 update_single_exit_for_duplicated_loop,
11539 update_single_exit_for_duplicated_loops): Removed.
11540 (duplicate_loop_to_header_edge): Do not call
11541 update_single_exits_after_duplication and
11542 update_single_exit_for_duplicated_loops.
11543 (loop_version): Do not update single_exit information.
11544 (fix_loop_structure): Use record_loop_exits instead of
11545 mark_single_exit_loops.
11546 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
11547 the lists of loop exits.
11548 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
11549 split_edge, merge_blocks): Update the lists of loop exits.
11550 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
11551 loop_optimizer_init.
11552 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
11553 of mark_single_exit_loops.
11554 (loop_optimizer_finalize): Call release_recorded_exits.
11555 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
11556 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
11557 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
11558 update single exit information.
11559 * lambda-code.c (perfect_nestify): Ditto.
11560 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
11561 (mark_single_exit_loops): Removed.
11562 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
11563 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
11564 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
11566 (get_loop_exit_edges, single_exit): Use recorded exit lists.
11567 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
11568 (verify_loop_structure): Verify consistency of the exit lists.
11569 (flow_loops_find): Use alloc_loop. Initialize exits hash.
11570 (set_single_exit): Removed.
11571 * cfgloop.h (struct loop_exit): New function.
11572 (struct loop): single_exit_ field replaced by exits field.
11573 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
11574 (struct loops): Added exits hash.
11575 (mark_single_exit_loops, set_single_exit): Declaration removed.
11576 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
11578 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11580 * doc/invoke.texi: Avoid use of @headitem.
11582 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11584 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
11586 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11588 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
11591 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11592 Richard Sandiford <richard@codesourcery.com>
11594 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
11595 * config/m68k/m68k.opt: Resort options.
11596 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
11598 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11599 Richard Sandiford <richard@codesourcery.com>
11601 * doc/invoke.texi: Document the macros that are defined by
11602 m68k's -mtune and -mhard-float options.
11603 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
11604 (m68k_cpp_cpu_family): Likewise.
11605 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
11606 of __ucfv*__ macros. Define __mcffpu__ if generating code for
11607 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
11608 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
11609 (m68k_cpp_cpu_family): Likewise.
11611 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11613 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
11614 macros besides mc68000 as tuning macros. Use a switch statement
11615 to set them and mcpu32.
11617 2007-01-12 Julian Brown <julian@codesourcery.com>
11619 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
11620 (TARGET_68040_ONLY): Rename to...
11621 (TARGET_68040): ...this.
11622 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
11623 * config/m68k/m68k.md: Likewise.
11625 2007-01-12 Julian Brown <julian@codesourcery.com>
11626 Nathan Sidwell <nathan@codesourcery.com>
11627 Richard Sandiford <richard@codesourcery.com>
11629 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
11630 the -mcpu= argument associated with the --with-cpu setting.
11631 Define M68K_DEFAULT_TUNE to the default -mtune= option,
11632 if different from the one implied by the -mcpu setting.
11633 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
11634 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
11635 * doc/invoke.texi: Mention ColdFire in the introduction to the
11636 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
11637 -mno-div and -mhard-float options. Make -m68881 a synonym for
11638 -mhard-float. Document the previously-undocumented -m5206e,
11639 -m528x, -m5307 and -m5407 options. Tweak the existing option
11640 documentation for consistency.
11641 * doc/install.texi: Mention new --with-cpu arguments.
11642 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
11643 default CPU if neither -mcpu nor -march are specified.
11644 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
11645 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
11646 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
11647 using m68k_tune to decide between families that implement the
11648 same ISA. Use m68k_tune to set __mcfv4e__.
11649 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
11650 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
11651 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
11652 (FL_ISA_C, FL_ISA_MMU): New macros.
11653 (MASK_COLDFIRE): Delete.
11654 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
11655 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
11656 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
11657 (TARGET_HARD_FLOAT): Do not define here.
11658 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
11659 (TUNE_68000): New macro.
11660 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
11661 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
11662 (TUNE_CFV2): Redefine in terms of m68k_tune.
11663 (uarch_type, target_device, fpu_type): New enums.
11664 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
11665 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
11666 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
11667 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
11668 (FL_FOR_isa_c): New macros.
11669 (m68k_isa): New enum.
11670 (m68k_target_selection): New structure.
11671 (all_devices, all_isas, all_microarchs): New tables.
11672 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
11673 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
11674 (MASK_ALL_CPU_BITS): Delete.
11675 (m68k_find_selection): New function.
11676 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
11677 Map the legacy target options to a combination of the new ones.
11678 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
11679 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
11680 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
11682 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
11683 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
11685 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
11686 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
11687 * config/m68k/m68k-devices.def: New file.
11689 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11690 Nathan Sidwell <nathan@codesourcery.com>
11692 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
11693 (SUBTARGET_EXTRA_SPECS): New macros.
11694 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
11695 use %(asm_cpu_spec) instead.
11696 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
11697 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
11698 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
11699 (EXTRA_SPECS): Rename to...
11700 (SUBTARGET_EXTRA_SPECS): ...this.
11702 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11703 Richard Sandiford <richard@codesourcery.com>
11704 Julian Brown <julian@codesourcery.com>
11706 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11707 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
11708 to the configuration's default CPU.
11709 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
11710 Remove default masks.
11711 (m680[012]0-*-*): Set the default with_cpu to the first part of
11713 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
11714 (m68k*-*-linux): Extend the --with-cpu handling to...
11715 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
11716 and m68010. Don't set target_cpu_default2.
11717 * doc/install.texi: Document --with-cpu for m68k.
11718 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
11719 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
11720 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
11721 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
11722 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
11723 (ASM_SPEC): Remove use of %(asm_cpu_default).
11724 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
11725 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
11726 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
11727 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
11728 __HAVE_FPU__ if TARGET_HARD_FLOAT.
11729 (TARGET_DEFAULT): Delete.
11730 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
11731 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
11732 (CPP_CPU_SPEC): Delete.
11733 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
11734 the appropriate string.
11735 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
11736 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
11737 (ASM_SPEC): Don't use %(asm_default_spec).
11738 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
11739 TARGET_DEFAULT and add MASK_68881.
11740 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
11742 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11744 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
11745 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
11746 MASK_68010 alongside MASK_68020.
11747 * doc/invoke.texi: Document -m68010.
11748 * config/m68k/m68k.opt (m68010): New.
11749 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
11751 (TUNE_68010): New macro.
11752 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
11753 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
11754 (M68K_CPU_m68332): Add MASK_68010.
11755 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
11756 fallback definition.
11757 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
11759 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
11760 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
11761 to all entries that use MASK_68020.
11762 (output_move_simode_const, output_move_himode, output_move_qimode)
11763 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
11764 instead of TARGET_68020 to select clr behavior. Remove comment
11765 about there being no TARGET_68010.
11766 * config/m68k/m68k.md: Likewise throughout.
11768 2007-01-12 Julian Brown <julian@codesourcery.com>
11770 * config/m68k/m68k.h (TARGET_ISAB): New macro.
11771 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
11772 * config/m68k/m68k.md: Likewise.
11774 2007-01-12 Julian Brown <julian@codesourcery.com>
11776 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
11777 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
11779 2007-01-12 Julian Brown <julian@codesourcery.com>
11781 * config/m68k/m68k.h (TUNE_68040_60): New macro.
11782 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
11783 * config/m68k/m68k.md: Likewise.
11785 2007-01-12 Julian Brown <julian@codesourcery.com>
11786 Richard Sandiford <richard@codesourcery.com>
11788 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
11789 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
11790 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
11792 (TARGET_CPU32): Rename to...
11793 (TUNE_CPU32): ...this.
11794 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
11795 (TUNE_CFV2): New macros.
11796 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
11797 remove conditions that are implied by TARGET_68020.
11798 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
11799 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
11800 (m68k_output_function_epilogue): Likewise.
11801 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
11802 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
11803 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
11804 non-68000 timings. Refactor multiplication and division costs.
11805 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
11806 TUNE_CPU32 instead of TARGET_CPU32.
11807 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
11808 and TUNE_68060 instead of TARGET_68060.
11809 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
11810 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
11812 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
11813 && !TARGET_COLDFIRE" to choose between moveq and clr.
11814 Likewise in the unnamed movsf pattern.
11815 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
11816 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
11819 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11821 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
11822 of tabbing before backslashes.
11824 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11826 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
11827 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
11828 (ASM_OUTPUT_INTERNAL_LABEL): Define.
11830 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11832 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
11833 find_interesting_uses_cond.
11834 (find_interesting_uses_cond): Use extract_cond_operands.
11835 (rewrite_use_compare): Use extract_cond_operands and
11836 force_gimple_operand_bsi. Do not call update_stmt.
11837 (determine_use_iv_cost_condition): Use extract_cond_operands.
11838 Return cheaper of using original bound and changing the exit bound.
11840 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11842 PR tree-optimization/29516
11843 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
11844 most_expensive_mult_to_index, addr_to_parts,
11845 create_mem_ref, maybe_fold_tmr): Make the type of
11846 fields of TARGET_MEM_REF sizetype.
11847 (move_fixed_address_to_symbol, move_pointer_to_base):
11849 * tree.def (TARGET_MEM_REF): Add comment on types of
11852 2007-01-11 Joseph Myers <joseph@codesourcery.com>
11854 * c-common.c (vector_types_convertible_p): Treat opaque types as
11855 always convertible if they have the same size, but not otherwise.
11857 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
11859 * ifcvt.c (struct noce_if_info): Add comments to the fields.
11860 Remove the b_unconditional field.
11861 (noce_try_sign_mask): Do not look at b_unconditional.
11862 (noce_process_if_block): Do not use merge_if_blocks. Update
11863 the CFG here. Do not set b_unconditional.
11864 (cond_move_process_if_block): Likewise.
11865 (find_cond_trap): Likewise.
11866 (check_cond_move_block): Require simple jump insns at the end
11867 of the basic block.
11869 2007-01-11 Jan Hubicka <jh@suse.cz>
11871 PR tree-optimization/1046
11872 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
11873 when alias info is not ready.
11874 (pass_tail_recursion): Do not require aliasing.
11875 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
11876 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
11877 * tree-ssa-copy.c (pass_copy_prop): Likewise.
11878 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
11879 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
11880 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
11881 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
11883 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
11884 When aliasing is not build, mark statement as volatile.
11886 2007-01-11 Tom Tromey <tromey@redhat.com>
11888 PR preprocessor/15185, PR preprocessor/20989:
11889 * doc/cppopts.texi <-MT>: Update description of algorithm for
11890 computing default target.
11891 <-M, -MD>: Reword "basename" text.
11893 2007-01-11 Roger Sayle <roger@eyesopen.com>
11895 * builtins.c (expand_builtin_pow, expand_builtin_powi,
11896 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
11897 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
11898 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
11899 fold_builtin_bswap, real_constp, fold_builtin_pow,
11900 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
11901 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
11902 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11903 * convert.c (convert_to_pointer): Likewise.
11904 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
11905 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
11906 const_binop, fold_convert_const_int_from_int,
11907 fold_convert_const_int_from_real,
11908 fold_convert_const_real_from_real, sign_bit_p,
11909 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
11910 fold_sign_changed_comparison, fold_unary, fold_comparison,
11911 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
11912 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
11913 * print-tree.c (print_node_brief, print_node): Likewise.
11914 * stor-layout.c (place_field, layout_type): Likewise.
11915 * tree-chrec.c (keep_cast): Likewise.
11916 * tree.c (build_vector, build_real, build_real_from_int_cst,
11917 build_complex): Likewise.
11919 2007-01-11 Roger Sayle <roger@eyesopen.com>
11921 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
11922 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
11924 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
11926 * configure.ac (strict1_warn): Rename to strict_warn.
11927 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
11928 cc_set_by_configure, quoted_cc_set_by_configure,
11929 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
11930 all_boot_languages, all_stagestuff): Remove.
11931 (target_list): Remove bootstrap targets.
11932 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
11933 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
11934 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
11935 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
11936 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
11937 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
11938 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
11939 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
11940 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
11941 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
11942 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
11943 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
11944 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
11945 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
11946 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
11947 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
11948 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
11949 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
11950 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
11951 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
11952 (mostlyclean): Adjust.
11953 (clean, distclean): Don't mention bootstrap stuff.
11954 * configure: Regenerate.
11955 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
11956 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
11957 treelang/config-lang.in (stagestuff): Remove.
11958 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
11959 stageprofile, stagefeedback, stagestuff): Remove mention.
11961 2007-01-11 Nick Clifton <nickc@redhat.com>
11963 * config/mcore/predicates.md (mcore_general_movesrc_operand):
11965 (mcore_general_movdst_operand): Do not accept CONST_INTs.
11966 (mcore_arith_K_S_operand): Run the test for the S constraint not
11967 the test for the M constraint.
11968 (mcore_addsub_operand): Do not accept integer values that are
11969 larger than 32 bits.
11970 * config/mcore/mcore.md: Remove unused constraints from split.
11971 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
11972 (addsi3): Likewise.
11973 (allocate_stack): Likewise.
11974 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
11975 operands to 32 bits.
11976 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
11978 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
11979 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
11980 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
11981 mcore_output_bclri, mcore_output_andn, output_inline_const,
11982 mcore_output_move, mcore_output_movedouble): Likewise.
11983 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
11984 (output_inline_const): Likewise.
11985 (output_inline_const): Fix format strings used in sprintf
11987 * config/mcore/mcore-protos.h: Update prototypes for changed
11988 functions in mcore.c.
11989 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
11990 HOST_WIDE_INT and not int.
11991 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
11992 CONST_OK_FOR_N): Likewise.
11993 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
11994 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
11997 2007-01-10 Jan Hubicka <jh@suse.cz>
11999 * tree-vrp.c (remove_range_assertions): Release defs.
12000 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
12001 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
12003 2007-01-10 Paul Brook <paul@codesourcery.com>
12005 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
12006 * config/arm/arm.md (mulsi3subsi): New insn.
12008 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
12010 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
12011 (tree_transform_and_unroll_loop): New.
12012 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
12015 2007-01-10 Robert Kennedy <jimbob@google.com>
12017 * fold-const.c (fold_comparison): Fold comparisons like (x *
12018 1000 < 0) to (x < 0).
12020 2007-01-10 Ian Lance Taylor <iant@google.com>
12022 * tree-pretty-print.c (dump_generic_node): Print parentheses when
12023 operands have the same priority.
12025 2007-01-10 Tom Tromey <tromey@redhat.com>
12027 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
12028 (fold_binary): Likewise.
12029 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
12030 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
12031 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
12032 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
12033 * langhooks.h (struct lang_hooks): Removed field
12034 'can_use_bit_fields_p'.
12036 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
12038 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
12040 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
12042 * function.c (get_last_funcdef_no): New function.
12043 * function.h (get_last_funcdef_no): Declare.
12044 * tree-inline.c (initialize_cfun): Add initialization.
12045 (tree_function_versioning): Cleanup.
12047 2007-01-10 Jan Hubicka <jh@suse.cz>
12049 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
12052 2007-01-10 Sa Liu <saliu@de.ibm.com>
12053 Ben Elliston <bje@au.ibm.com>
12055 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
12056 for SAVE_NONLOCAL and Pmode for any other save level.
12057 * spu-protos.h (spu_restore_stack_block): Declare.
12058 * spu.md (save_stack_block): Remove.
12059 (restore_stack_block): Call spu_restore_stack_block.
12060 * spu.c (spu_restore_stack_block): New function.
12061 (spu_expand_epilogue): Remove old comment.
12063 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
12065 PR tree-optimization/30322
12066 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
12067 (cand_value_at): Return the value as aff_tree.
12068 (may_eliminate_iv): Convert the bound from aff_tree to tree.
12069 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
12070 aff_combination_mult): New functions.
12071 (aff_combination_add): Use aff_combination_add_cst.
12072 (aff_combination_convert): Allow conversions to a wider type.
12073 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
12074 * tree-affine.h (aff_combination_mult): Declare.
12076 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
12078 * doc/tm.texi: Update documentation to reflect reality of exec
12079 and start file search behaviours. Update copyright year.
12080 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
12081 header file directories.
12083 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
12085 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
12086 (*cosxf2): Rename to cosxf2_i387.
12087 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
12088 using X87MODEF12 mode macro. Rename patterns to
12089 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
12091 (*cosdf2, *cossf2): Ditto.
12092 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
12093 to match extended input operands.
12094 (sincos<mode>3): New expander.
12095 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
12096 insn patterns and corresponding splitters.
12098 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
12100 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
12101 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
12103 2007-01-09 Nicolas Pitre <nico@cam.org>
12106 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
12108 2007-01-08 Geoffrey Keating <geoffk@apple.com>
12110 * target.h (struct gcc_target): New field library_rtti_comdat.
12111 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
12112 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
12113 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
12114 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
12116 2007-01-08 Geoffrey Keating <geoffk@apple.com>
12118 * doc/invoke.texi (Optimize Options): Correct description of -O0.
12120 2007-01-08 Richard Guenther <rguenther@suse.de>
12122 * tree.h (force_fit_type_double): Export.
12123 (force_fit_type): Remove.
12124 * fold-const.c (force_fit_type_double): New function.
12125 (force_fit_type): Remove.
12126 (int_const_binop): Use it.
12127 (fold_convert_const_int_from_int): Likewise.
12128 (fold_convert_const_int_from_real): Likewise.
12129 (fold_div_compare): Likewise.
12130 (fold_sign_changed_comparison): Likewise.
12131 (fold_unary): Likewise.
12132 (fold_negate_const): Likewise.
12133 (fold_abs_const): Likewise.
12134 (fold_not_const): Likewise.
12135 * c-common.c (shorten_compare): Use force_fit_type_double.
12136 * convert.c (convert_to_pointer): Likewise.
12138 2007-01-08 Richard Guenther <rguenther@suse.de>
12140 * tree.h (build_int_cst_wide_type): Export.
12141 * tree.c (build_int_cst_wide_type): New function.
12142 (build_int_cst_wide): Fix comment.
12143 * builtins.c (fold_builtin_object_size): Use build_int_cst
12144 to build -1 or 0 of the correct type. Use fit_double_type
12145 to check for overflow.
12146 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
12148 (decode_field_reference): Likewise.
12149 (all_ones_mask_p): Likewise.
12150 (native_interpret_int): Use build_int_cst_wide_type.
12151 (fold_binary): Use build_int_cst_type to build an all-ones
12153 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
12155 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
12157 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
12159 2007-01-09 Ben Elliston <bje@au.ibm.com>
12161 * genautomata.c (STATS_OPTION): New option.
12162 (stats_flag): New flag.
12163 (gen_automata_option): Handle it.
12164 (initiate_automaton_gen): Ditto.
12165 (write_automata): Output statistics only if stats_flag is
12166 set. Likewise, output time statistics only if time_flag is set.
12167 * doc/md.texi (Processor pipeline description): Document new flag.
12169 2007-01-08 Richard Guenther <rguenther@suse.de>
12171 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
12172 * tree.c (build_int_cst_type): Likewise.
12173 (size_in_bytes): Don't call force_fit_type on the result.
12174 (int_fits_type_p): Use fit_double_type.
12175 * fold-const.c (fit_double_type): New function.
12176 (force_fit_type): Use it.
12177 * tree.h (fit_double_type): Export.
12179 2007-01-08 Jan Hubicka <jh@suse.cz>
12181 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
12182 * ipa.c (function_and_variable_visibility): Fix return type.
12184 2007-01-08 Richard Guenther <rguenther@suse.de>
12186 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
12187 of offset to build the index.
12188 * tree-pretty-print.c (dump_generic_node): Don't build negated
12189 const just for printing.
12190 * c-pretty-print.c (pp_c_integer_constant): Likewise.
12191 * builtins.c (fold_builtin_int_roundingfn): Check if result
12192 fits the type by using force_fit_type and comparing the result.
12193 * predict.c (predict_loops): Use compare_tree_int for comparison.
12194 * tree.c (build_int_cst): Fall back to integer_type_node for
12196 (build_int_cst_wide): Assert type is non-null.
12198 2007-01-08 Roberto Costa <roberto.costa@st.com>
12200 * tree-vrp.c (extract_range_from_cond_expr): New.
12201 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
12202 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
12204 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
12205 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
12206 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
12207 used as expressions.
12208 * tree-object-size.c (cond_expr_object_size): New.
12209 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
12211 2007-01-08 Jan Hubicka <jh@suse.cz>
12213 * tree-ssa-forwprop.c (forward_propagate_into_cond,
12214 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
12217 2007-01-08 Richard Guenther <rguenther@suse.de>
12219 PR tree-optimization/23603
12220 * tree-vrp.c (set_value_range_to_truthvalue): New function.
12221 (extract_range_from_binary): Fall back to truthvalue instead of
12222 varying for TRUTH_*_EXPR.
12223 (extract_range_from_comparison): Fall back to truthvalue instead of
12225 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
12226 if all visited PHI values were constant.
12228 2007-01-08 Jan Hubicka <jh@suse.cz>
12230 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
12231 (cgraph_analyze_function): break out from ...
12232 (cgraph_finalize_compilation_unit): ... here.
12233 (cgraph_expand_function): Remove forgoten commented out line.
12234 (cgraph_optimize): Analyze functions.
12236 2007-01-08 Jan Hubicka <jh@suse.cz>
12238 * tree-pas.h (TODO_remove_function): New flag.
12239 (TODO_update*): Renumber.
12240 (pass_ipa_increase_alignment,
12241 pass_ipa_function_and_variable_visibility): New passes.
12242 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
12243 (cgraph_function_and_variable_visibility): Move to ipa.c
12244 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
12245 cgraph_increase_alignment.
12246 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
12247 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
12248 calling tree-inline.
12249 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
12250 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
12251 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
12252 (gate_increase_alignment): New function.
12253 (pass_ipa_increase_alignment): New pass.
12254 * ipa.c: Inline tree-pass.h and timevar.h
12255 (function_and_variable_visibility): Move here from cgraphunit.c
12256 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
12257 * passes.c (init_optimization_passes): Add the two new passes.
12258 (execute_todo): Handle cgraph_remove_functions.
12260 2007-01-08 Nick Clifton <nickc@redhat.com>
12262 * config/frv/predicates.md (reg_or_0_operand): Accept
12265 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
12267 * config/bfin/rtems.h, config/bfin/t-rtems: New.
12268 * config.gcc: Add bfin*-rtems*.
12270 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12272 * c.opt: Add -flax-vector-conversions.
12273 * c-typeck.c (convert_for_assignment): Pass flag to
12274 vector_types_convertible_p to allow emission of note.
12275 (digest_init): Likewise.
12276 * c-opts.c: Handle -flax-vector-conversions.
12277 * c-common.c (flag_lax_vector_conversions): New.
12278 (vector_types_convertible_p): Unless -flax-vector conversions
12279 has been passed, disallow conversions between vectors with
12280 differing numbers of subparts and/or element types. If such
12281 a conversion is disallowed, possibly emit a note on the first
12282 occasion only to inform the user of -flax-vector-conversions.
12283 The new last argument specifies this.
12284 * c-common.h (flag_lax_vector_conversions): New.
12285 (vector_types_convertible_p): Add extra argument.
12286 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
12287 char_type_node for V*QI type vectors.
12288 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
12289 Update to satisfy new typechecking rules.
12290 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
12291 C and C++ variants.
12292 * doc/invoke.texi (C Dialect Options): Document
12293 -flax-vector-conversions.
12295 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12297 PR tree-optimization/29877
12298 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
12299 a register variable on the RHS to not be replaceable.
12301 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
12302 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
12303 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
12304 const_simm15, const_pow2, const_npow2): Added.
12305 * config/score/misc.md (insv, extv, extzv, movmemsi,
12306 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
12307 * config/score/score.c (score_address_cost, score_select_cc_mode):
12309 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
12310 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
12311 Update score_print_operand.
12312 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
12313 Adjust register allocate order and update some macro define.
12314 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
12315 mdx_block_move_straight, mdx_block_move_loop_head,
12316 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
12317 mdx_block_move): Added.
12318 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
12319 mdp_limm): Updated and fix some bug and typo.
12320 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
12321 (movsf, movdf, doloop_end): Added.
12323 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
12325 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
12326 config/arm/thumb2.md: Fix comment typos.
12327 * doc/extend.texi: Fix a typo.
12329 2007-01-07 Eric Christopher <echristo@apple.com>
12331 * configure.ac: Check for __stack_chk_fail for darwin.
12332 * configure: Regenerate.
12334 2007-01-07 Richard Guenther <rguenther@suse.de>
12336 * tree-vrp.c (extract_range_from_assert): CSE calls to
12337 compare_values where possible.
12338 (extract_range_from_unary_expr): Likewise.
12340 2007-01-07 Anatoly Sokolov <aesok@post.ru>
12342 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
12343 * config/avr/avr.c (call_insn_operand): Delete function.
12344 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
12345 instead of register number. Use predicates.
12346 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
12347 call_insn_operand): Add.
12349 2007-01-06 Jan Hubicka <jh@suse.cz>
12351 * tree-pass.h (pass_build_cgraph_edges): Declare.
12352 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
12353 (visited_nodes): Remove.
12354 (cgraph_create_edges): Move to cgraphbuild.c; rename to
12355 build_cgrpah_edges; make visited_nodes local.
12356 (cgraph_process_new_functions): DO not call initialize_inline_failed.
12357 (record_references_in_initializer): Move to cgraphbuild.c
12358 (initialize_inline_failed, rebuild_cgraph_edges,
12359 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
12360 (verify_cgraph_node): Make visited_nodes local.
12361 (cgraph_analyze_function): Do not call cgraph_create_edges and
12362 initialize_inline_failed.
12363 (cgraph_expand_function): Do not call cgraph_lower_function;
12364 assert that function is already lowered.
12365 * Makefile.in (cgraphbuild.o): New.
12366 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
12367 at the end of lowering passes.
12369 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
12371 * ifcvt.c (cond_move_convert_if_block): New function, code
12372 factored out from...
12373 (cond_move_process_if_block): ...here. Call the new function
12374 on the THEN and ELSE blocks.
12375 (merge_if_block): Do not copy global_live_at_end, merge_blocks
12376 already takes care of this.
12378 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12381 * tree.h (TREE_OVERFLOW_P): New.
12382 * c-typeck.c (parser_build_unary_op): Warn only if result
12383 overflowed and operands did not.
12384 (parser_build_binary_op): Likewise.
12385 (convert_for_assignment): Remove redundant overflow_warning.
12386 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
12388 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12390 * c-typeck.c (store_init_value): Split over two lines to follow
12391 the GNU coding style.
12393 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
12395 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
12396 __GXX_EXPERIMENTAL_CXX0X__.
12397 * doc/cpp.texi: Same.
12399 2007-01-05 Richard Guenther <rguenther@suse.de>
12401 PR middle-end/27826
12402 * tree.c (get_narrower): Do not construct COMPONENT_REFs
12403 with mismatched types. Instead explicitly build a
12404 conversion NOP_EXPR.
12406 2007-01-05 Ian Lance Taylor <iant@google.com>
12408 * c-common.c (decl_with_nonnull_addr_p): New function.
12409 (c_common_truthvalue_conversion): Call it.
12410 * c-typeck.c (build_binary_op): Likewise.
12411 * c-common.h (decl_with_nonnull_addr_p): Declare.
12413 2007-01-05 Jakub Jelinek <jakub@redhat.com>
12416 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
12419 2007-01-05 Joel Brobecker <brobecker@adacore.com>
12421 * doc/install.texi (Final install): Document the fact that
12422 the GNAT runtime should not be stripped.
12424 2007-01-04 Jan Hubicka <jh@suse.cz>
12426 * tree-inline.c (fold_marked_statements): Update operand caches
12427 and EH after folding
12429 2007-01-04 Ian Lance Taylor <iant@google.com>
12431 * c-common.c (check_function_nonnull): Whitespace fix.
12433 2007-01-04 Jan Hubicka <jh@suse.cz>
12435 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
12436 comitted older version of patch.
12437 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
12438 function, celanup cfg and collect garbage.
12440 2007-01-04 Mike Stump <mrs@apple.com>
12442 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
12445 2007-01-04 Eric Christopher <echristo@apple.com>
12447 * libgcc2.c (__bswapsi2): Use SItype.
12448 (__bswapdi2): Use DItype.
12449 * libgcc2.h: Update for above.
12451 2007-01-04 Paul Brook <paul@codesourcery.com>
12453 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
12454 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
12455 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
12456 umulsidi3, umulsidi3adddi, smulsi3_highpart,
12457 umulsi3_highpart): Make conditional on !arm_arch6.
12458 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
12459 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
12460 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
12461 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
12462 umulsi3_highpart_v6): New insns.
12464 2007-01-04 Roger Sayle <roger@eyesopen.com>
12466 * fold-const.c (fold_convert): When casting an expression to void,
12467 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
12468 have a type. Instead of attempting to build a NOP_EXPR, return
12469 these "special" trees directly.
12471 2007-01-04 Joseph Myers <joseph@codesourcery.com>
12473 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
12474 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
12475 rs6000_cost->fp not 0 as adjustment for outer NEG.
12477 2007-01-04 Jan Hubicka <jh@suse.cz>
12479 * cgraph.c (cgraph_release_function_body): New function.
12480 (cgraph_remove_node): Use it.
12481 * cgraph.h (cgraph_release_function_body): Declare.
12482 * cgraphunit.c (cgraph_expand_function): Use it.
12483 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
12484 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
12485 is initialized and while compilation of other function is running.
12486 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
12487 statement CFG annotations from here to ...
12488 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
12490 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
12492 * cfgloop.h (enum li_flags): Make the constants powers of two.
12494 2007-01-04 Jan Hubicka <jh@suse.cz>
12496 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
12498 (fold_marked_statements): New function.
12499 (optimize_inline_calls, tree_function_versioning): Fold new statements.
12500 * tree-inline.h (copy_body_data): Add statements_to_fold.
12502 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
12504 * config.gcc: Mention libgcc/config.host.
12505 * Makefile.in: Update comments mentioning libgcc.
12506 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
12507 (all.cross, start.encap, rest.encap, rest.cross): Update
12508 dependencies for libgcc move.
12509 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
12510 (clean-target, clean-target-libgcc): Delete.
12511 (srcdirify, GCC_EXTRA_PARTS): New macros.
12512 (libgcc-support, libgcc.mvars): New rules.
12513 (distclean): Remove mention of mklibgcc.
12514 (install): Don't reference INSTALL_LIBGCC.
12515 (install-common): Don't reference EXTRA_PARTS.
12516 (install-libgcc, install-multilib): Delete rules.
12517 * mklibgcc.in: Delete file.
12518 * doc/configfiles.texi: Don't mention mklibgcc.
12520 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
12521 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
12522 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
12523 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
12524 (mklibgcc, ldblspecs): Likewise.
12526 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
12527 (posixpre.def): Use $(T).
12528 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
12529 (SHLIB_SRC, SHLIB_INSTALL): Delete.
12530 (SHLIB_LINK): Make dummy.
12531 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
12533 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
12535 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
12536 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
12537 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
12538 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
12540 * configure.ac (all_outputs): Remove mklibgcc.
12541 * configure: Regenerated.
12543 2007-01-03 Josh Conner <jconner@apple.com>
12545 PR middle-end/29683
12546 * calls.c (compute_argument_addresses): Set stack and stack_slot
12547 for partial args, too.
12548 (store_one_arg): Use locate.size.constant for the size when
12549 generating a save_area.
12551 2007-01-03 Robert Kennedy <jimbob@google.com>
12553 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
12554 whose definitions are deleted due to basic block merging.
12556 2007-01-03 Paul Brook <paul@codesourcery.com>
12559 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
12561 (use_return_insn): Return 0 for Thumb interrupt functions.
12562 (print_multi_reg): Add rfe argument for IRQ returns.
12563 (arm_output_epilogue): Pop interrupt return address directly into PC.
12564 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
12566 2007-01-03 Paul Brook <paul@codesourcery.com>
12568 Merge from sourcerygxx-4_1.
12569 * config/arm/thumb2.md: New file.
12570 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
12572 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
12573 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12574 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
12575 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
12577 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12578 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
12580 * config/arm/ieee754-sf.S: Ditto.
12581 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
12582 (thumb1_base_register_rtx_p): ... to this.
12583 (thumb_index_register_rtx_p): Rename...
12584 (thumb1_index_register_rtx_p): ... to this.
12585 (thumb_output_function_prologue): Rename...
12586 (thumb1_output_function_prologue): ... to this.
12587 (thumb_legitimate_address_p): Rename...
12588 (thumb1_legitimate_address_p): ... to this.
12589 (thumb_rtx_costs): Rename...
12590 (thumb1_rtx_costs): ... to this.
12591 (thumb_compute_save_reg_mask): Rename...
12592 (thumb1_compute_save_reg_mask): ... to this.
12593 (thumb_final_prescan_insn): Rename...
12594 (thumb1_final_prescan_insn): ... to this.
12595 (thumb_expand_epilogue): Rename...
12596 (thumb1_expand_epilogue): ... to this.
12597 (arm_unwind_emit_stm): Rename...
12598 (arm_unwind_emit_sequence): ... to this.
12599 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
12600 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
12601 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
12602 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
12603 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
12604 thumb2_output_casesi): New functions.
12605 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
12606 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
12607 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
12608 THUMB2_WORK_REGS): Define.
12609 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
12610 arm_condexec_mask, arm_condexec_masklen)): New variables.
12611 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
12612 (arm_override_options): Check new CPU capabilities.
12613 Set new architecture flag variables.
12614 (arm_isr_value): Handle v7m interrupt functions.
12615 (user_return_insn): Return 0 for v7m interrupt functions. Handle
12617 (const_ok_for_arm): Handle Thumb-2 constants.
12618 (arm_gen_constant): Ditto. Use movw when available.
12619 (arm_function_ok_for_sibcall): Return false for v7m interrupt
12621 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
12622 (thumb_find_work_register, arm_load_pic_register,
12623 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
12624 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
12625 print_multi_reg, output_mov_long_double_fpa_from_arm,
12626 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
12627 output_mov_double_fpa_from_arm, output_move_double,
12628 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
12629 output_return_instruction, arm_output_function_prologue,
12630 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
12631 arm_output_mi_thunk, thumb_set_return_address): Ditto.
12632 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
12633 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
12634 (arithmetic_instr, shift_op): Use arm_shift_nmem.
12635 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
12637 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
12638 (thumb_expand_prologue): Use thumb_set_frame_pointer.
12639 (arm_file_start): Output directive for unified syntax.
12640 (arm_unwind_emit_set): Handle stack alignment instruction.
12641 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
12642 Add v6t2, v7, v7a, v7r and v7m.
12643 (RETLDM): Add Thumb-2 code.
12644 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
12645 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
12646 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
12647 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
12648 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
12649 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
12650 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
12651 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
12652 ADJUST_INSN_LENGTH): Define.
12653 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
12654 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
12655 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
12656 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
12657 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
12658 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
12659 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
12660 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
12661 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
12662 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
12663 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
12664 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
12665 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
12666 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
12667 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
12668 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
12669 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
12671 * config/arm/arm-tune.md: Regenerate.
12672 * config/arm/arm-protos.h: Update prototypes.
12673 * config/arm/vfp.md: Enable patterns for Thumb-2.
12674 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
12675 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
12676 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
12677 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
12678 * config/arm/libunwind.S: Add Thumb-2 code.
12679 * config/arm/constraints.md: Update include Thumb-2.
12680 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
12681 * config/arm/ieee754-df.S: Ditto.
12682 * config/arm/bpabi.S: Ditto.
12683 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
12684 * config/arm/predicates.md (low_register_operand,
12685 low_reg_or_int_operand, thumb_16bit_operator): New.
12686 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
12687 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
12688 * config/arm/t-arm-elf: Add armv7 multilib.
12689 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
12691 (UNSPEC_STACK_ALIGN, ce_count): New.
12692 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
12693 arm_zero_extendsidi2, arm_zero_extendqidi2): New
12695 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
12696 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
12697 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
12698 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
12699 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
12700 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
12702 * doc/extend.texi: Document ARMv7-M interrupt functions.
12703 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
12705 2007-01-03 Jakub Jelinek <jakub@redhat.com>
12707 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
12708 (struct _Unwind_Context): Rename args_size to flags, remove
12709 signal_frame field, add a new args_size field and version field.
12710 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
12711 _Unwind_IsExtendedContext): New inline functions.
12712 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
12713 Assume by_value array is only present if _Unwind_IsExtendedContext.
12714 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
12715 _Unwind_IsSignalFrame.
12716 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
12717 (uw_update_context_1): Use _Unwind_SetSignalFrame.
12718 (uw_init_context_1): Initialize context->flags to
12719 EXTENDED_CONTEXT_BIT.
12720 * config/rs6000/linux-unwind.h (frob_update_context): Use
12721 _Unwind_SetSignalFrame.
12723 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12725 PR middle-end/30353
12726 * gimplify.c (gimplify_modify_expr_complex_part): Move below
12727 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
12730 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
12732 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
12733 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
12734 RET, AT_SP): Remove.
12735 * config/i386/i386.md (*sse_prologue_save_insn): Use return
12738 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12739 * cfgbuild.c (find_basic_blocks): Likewise.
12740 * cfgrtl.c (rtl_create_basic_block): Likewise.
12741 * function.c (temp_slots_at_level): Likewise.
12742 * reg-stack.c (stack_regs_mentioned): Likewise.
12743 * regclass.c (allocate_reg_info): Likewise.
12744 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12745 set_bb_for_stmt, move_block_to_fn): Likewise.
12746 * tree-complex.c (tree_lower_complex): Likewise.
12747 * vec.h (VEC_safe_grow_cleared): New.
12749 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
12751 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
12753 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
12754 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
12756 * cfgloopmanip.c (scale_loop_frequencies): Export.
12757 (loopify): Scale the frequencies by prescribed coefficients.
12758 (set_zero_probability): New function.
12759 (duplicate_loop_to_header_edge): Improve updating of frequencies.
12760 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
12761 and frequencies according to arguments.
12762 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
12764 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
12765 * modulo-sched.c (sms_schedule): Set probabilities for entering
12766 versioned loop correctly.
12767 * tree-vect-transform.c (vect_transform_loop): Ditto.
12768 * cfgloop.h (loopify, loop_version): Declaration changed.
12769 (scale_loop_frequencies): Declared.
12771 2007-01-02 Jan Hubicka <jh@suse.cz>
12773 * cgraph.c: Include tree-flow.h
12774 (cgraph_add_new-function): Handle IPA_SSA mode; execute
12775 early_local_passes.
12776 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
12777 * tree-pass.h (pass_all_early_optimizations): Declare.
12778 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
12779 early_local_passes.
12780 (cgraph_analyze_function): Do early_local_passes.
12781 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12782 Do not add referenced vars.
12783 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
12785 (gate_all_early_local_passes): New gate.
12786 (pass_early_local_passes): Use new gate.
12787 (execute_early_local_optimizations): New functions.
12788 (gate_all_early_optimizations): New gate.
12789 (pass_all_early_optimizations): New pass.
12790 (execute_free_datastructures): Free SSA only when initialized.
12791 (gate_init_datastructures): Init only when optimizing.
12792 (tree_lowering_passes): Do early local passes when called late.
12793 * tree-profile.c (do_tree_profiling): Don't profile functions added
12795 (do_early_tree_profiling, pass_early_tree_profile): Kill.
12796 * tree-cfg.c (update_modified_stmts): Do not update when operands are
12798 * passes.c (init_optimizations_passes): Reorder so we go into SSA
12799 during early_local_passes.
12800 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
12803 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12805 * Makefile.in: Update copyright year.
12807 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
12809 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
12810 in $(lang_checks) and check-consistency targets.
12812 2007-01-02 Jan Hubicka <jh@suse.cz>
12814 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
12815 Do not add referenced vars.
12816 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
12818 * passes.c (init_optimization_passes): Put mudflap_2 after
12819 free_datastructures.
12821 2007-01-02 Jan Hubicka <jh@suse.cz>
12823 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
12824 Set NOTHROW flag on call statements proved to be nothrow.
12825 Update statement of local calls so new pure/const functions are
12826 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
12828 (tree_rest_of_compilation): Register hooks and initialize bitmap
12829 early. Do not set after_inlining flag.
12831 2007-01-02 Steve Ellcey <sje@cup.hp.com>
12833 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
12834 HOST_BITS_PER_LONGLONG
12836 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12839 * c-typeck.c (store_init_value): Don't emit pedantic overflow
12840 warning for non-static initializers.
12842 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
12844 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
12845 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
12846 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
12847 Always use set_unique_reg_note to add REG_EQUAL notes.
12849 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12852 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12854 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12855 * cfgbuild.c (find_basic_blocks): Likewise.
12856 * cfgrtl.c (rtl_create_basic_block): Likewise.
12857 * function.c (temp_slots_at_level): Likewise.
12858 * reg-stack.c (stack_regs_mentioned): Likewise.
12859 * regclass.c (allocate_reg_info): Likewise.
12860 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12861 set_bb_for_stmt, move_block_to_fn): Likewise.
12862 * tree-complex.c (tree_lower_complex): Likewise.
12863 * vec.h (VEC_safe_grow_cleared): New.
12865 2007-01-02 Ian Lance Taylor <iant@google.com>
12867 * c-common.c (c_common_truthvalue_conversion): When warning about
12868 using an assignment as a truth value, set TREE_NO_WARNING.
12870 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12873 * c.opt (Wold-style-declaration): New.
12874 * doc/invoke.texi (C-only Warning Options): New.
12875 (Wold-style-declaration): Document it.
12876 (Wextra): Enabled by -Wextra.
12877 * c-opts.c (c_common_post_options): Enabled by -Wextra.
12878 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
12879 -Wold-style-declaration.
12881 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
12883 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12884 * cfgbuild.c (find_basic_blocks): Likewise.
12885 * cfgrtl.c (rtl_create_basic_block): Likewise.
12886 * function.c (temp_slots_at_level): Likewise.
12887 * reg-stack.c (stack_regs_mentioned): Likewise.
12888 * regclass.c (allocate_reg_info): Likewise.
12889 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12890 set_bb_for_stmt, move_block_to_fn): Likewise.
12891 * tree-complex.c (tree_lower_complex): Likewise.
12892 * vec.h (VEC_safe_grow_cleared): New.
12894 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
12896 * c-common.c (c_common_nodes_and_builtins): Since variants of
12897 void_type_node get built before it is given a name, we need to
12898 give those variants the name, too.
12899 (complete_array_type): We need to work with the canonical main
12900 type of the array, from which we will build the qualified version.
12901 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
12902 * print-tree.c (print_node): Display canonical type information
12904 * stor-layout.c (layout_type): When we don't know the
12905 alignment of a type for which we're building an array, we end up
12906 guessing wrong, so make the type require structural equality.
12907 * tree.c (make_node_stat): When we build a new type, it is its
12908 own canonical type.
12909 (build_type_attribute_qual_variant): When building an attribute
12910 variant, its canonical type is the non-attribute variant. However,
12911 if the attributes are target-dependent and they differ, we need to
12912 use structural equality checks for this type.
12913 (build_qualified_type): A qualified type is not equivalent to its
12914 unqualified variant; set the canonical type appropriately.
12915 (build_distinct_type_copy): When building a distinct type from
12916 another type, the new type is its own canonical type.
12917 (build_variant_type_copy): When building a new type variant, we
12918 assume that it is equivalent to the original type.
12919 (build_pointer_type_for_mode): When building a pointer type, also
12920 build a canonical type pointer.
12921 (build_reference_type_for_mode): When building a reference type,
12922 also build a canonical type reference.
12923 (build_index_type): When we can't hash an index type (e.g.,
12924 because its maximum value is negative), the index type requires
12925 structural equality tests.
12926 (build_array_type): Build the canonical form of an array type.
12927 (build_function_type): Function types require structural equality,
12928 because they contain default arguments, attributes, etc.
12929 (build_method_type_directly): Ditto for method types.
12930 (build_offset_type): Build the canonical offset type.
12931 (build_complex_type): Build the canonical vector type.
12932 (make_vector_type): Build the canonical vector type.
12933 * tree.h (TYPE_CANONICAL): New.
12934 (TYPE_STRUCTURAL_EQUALITY_P): New.
12935 (SET_TYPE_STRUCTURAL_EQUALITY): New.
12936 (struct tree_type): Added "canonical" field.
12937 * params.h (VERIFY_CANONICAL_TYPES): New.
12938 * doc/c-tree.texi (TYPE_CANONICAL): Document.
12939 (TYPE_STRUCTURAL_EQUALITY_P): Document.
12940 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
12941 * doc/invoke.texi (verify-canonical-types): Document --param
12942 parameter for verifying canonical types.
12944 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12946 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
12947 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
12948 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
12949 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
12951 * config/rs6000/e500.h: New.
12952 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
12953 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
12955 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
12956 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
12957 TARGET_E500_DOUBLE): Remove.
12958 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
12959 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
12960 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
12961 * config/rs6000/rs6000.c (rs6000_override_options): Use
12962 CHECK_E500_OPTIONS.
12964 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12966 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
12967 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
12968 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
12969 rs6000_emit_cmove): Don't check TARGET_E500.
12970 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
12971 sordered): Don't check TARGET_E500.
12973 2007-01-01 Eric Christopher <echristo@apple.com>
12975 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
12976 HARD_REGISTER_NUM_P.
12978 2007-01-01 Roger Sayle <roger@eyesopen.com>
12980 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
12981 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
12982 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
12985 2007-01-01 Mike Stump <mrs@apple.com>
12987 * configure.ac: Remove support for building with Apple's gcc-3.1.
12989 2007-01-02 Joseph Myers <joseph@codesourcery.com>
12991 PR middle-end/30311
12992 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
12993 REG is a hard register. Do not modify REG before calling
12995 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
12996 multiple of the size of YMODE for certain lowpart cases.
12998 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13000 PR middle-end/30253
13001 * gimplify (voidify_wrapper_expr): Update for
13002 GIMPLE_MODIFY_STMT.
13004 2007-01-01 Andreas Schwab <schwab@suse.de>
13007 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
13008 save of BR0 in extra_spill_size instead of spill_size.
13009 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
13011 (ia64_expand_epilogue): Restore BR0 from its new location.
13013 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13015 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
13016 Use a temporary variable if the left hand side is not a gimple
13019 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13021 * gimplify.c (gimplify_return_expr): Make the temporary variable
13022 for the return expression, a gimple register variable.
13024 2007-01-01 Jan Hubicka <jh@suse.cz>
13026 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
13029 2007-01-01 Mike Stump <mrs@apple.com>
13031 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
13033 * config/darwin.c (machopic_select_rtx_section): Use
13034 HAVE_GAS_LITERAL16.
13035 (darwin_mergeable_constant_section): Likewise.
13036 * configure: Regenerate.
13037 * config.in: Regenerate.
13039 2007-01-01 Jan Hubicka <jh@suse.cz>
13040 Andrew Pinski <pinskia@gmail.com>
13042 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
13043 before starting IPA passes.