1 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
3 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
5 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
6 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
7 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
8 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
9 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
10 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
11 (del_scev_info): Use ggc_free.
12 (scev_initialize): Allocate scalar_evolution_info in gc memory.
13 * loop-init.c: Include ggc.h.
14 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
15 (loop_optimizer_finalize): Use ggc_free.
16 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
17 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
18 pass_iv_optimize): Add TODO_ggc_collect.
19 * function.h (struct function): Remove skip marker from x_current_loops.
20 * cfgloop.c: Include ggc.h.
21 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
23 (establish_preds): Vector superloops is gc allocated.
24 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
26 (flow_loops_find): Vector larray is gc allocated.
27 (loop_exit_free): Use ggc_free.
28 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
29 that head of exits list is now not a part of struct loop.
30 (record_loop_exits): Allocate exits table in gc memory.
31 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
32 head of exits list is now not a part of struct loop.
33 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
34 struct loop_exit): Add GTY marker.
35 (struct loop): Add GTY marker. Make superloops vector gc allocated.
36 Add skip marker to aux field. Make head of exits list a separate
38 (struct loops): Add GTY marker. Make larray vector gc allocated.
39 Add param marker to exits table.
40 (get_loops): Type changed.
41 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
43 (cfgloop.o, loop-init.o): Add ggc.h dependency.
44 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
45 * basic-block.h (struct basic_block_def): Remove skip marker from
48 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
50 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
51 of 0 in the call to expand_expr().
52 (expand_builtin_mathfn_3): Ditto.
53 (expand_builtin_interclass_mathfn): Ditto.
54 (expand_builtin_cexpi): Ditto.
55 (expand_builtin_int_roundingfn): Ditto.
56 (expand_builtin_int_roundingfn_2): Ditto.
57 (expand_builtin_pow): Ditto.
58 (expand_builtin_powi): Ditto.
59 (expand_builtin_bswap): Ditto.
60 (expand_builtin_unop): Ditto.
61 (expand_builtin_fabs): Ditto.
62 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
63 the call to expand_expr().
64 (expand_builtin_sync_operation): Ditto.
65 (expand_builtin_compare_and_swap): Ditto.
66 (expand_builtin_lock_test_and_set): Ditto.
67 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
68 instead of 0 in the call to expand_expr().
69 (expand_builtin_extract_return_addr): Ditto.
70 (expand_builtin_eh_return): Ditto.
71 (expand_eh_return): Ditto.
72 * explow.c (expr_size): Ditto.
73 * expr.c (optimize_bitfield_assignment_op): Ditto.
74 (expand_assignement): Ditto.
77 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
78 the call to expand_expr().
79 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
80 in the call to expand_expr().
81 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
82 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
83 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
85 * optabs.c (expand_vec_shift_expr): Ditto.
86 (expand_vec_cond_expr): Ditto.
87 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
88 call to expand_expr().
89 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
90 in the call to expand_expr().
92 2007-05-14 Dave Korn <dave.korn@artimi.com>
94 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
96 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
98 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
99 instead of c_common_unsigned_type.
100 (c_common_unsigned_type): Remove.
101 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
102 c_common_unsigned_type.
103 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
104 c_common_unsigned_type.
105 * c-common.h (c_common_unsigned_type): Remove.
106 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
107 c_common_unsigned_type.
108 * c-format.c (check_format_types): Use unsigned_type_for instead of
109 c_common_unsigned_type.
110 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
111 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
112 c_common_unsigned_type.
113 * convert.c (convert_to_integer): Use unsigned_type_for instead of
114 lang_hooks.types.unsigned_type.
115 * expmed.c (make_tree): Use unsigned_type_for instead of
116 lang_hooks.types.unsigned_type.
117 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
118 lang_hooks.types.unsigned_type.
119 (build_range_check): Likewise.
120 (fold_unary): Likewise.
121 (fold_binary): Likewise.
122 (fold_ternary): Likewise.
123 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
124 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
125 * tree.c (get_unsigned_type): New.
126 (unsigned_type_for): Use get_unsigned_type instead of
127 lang_hooks.types.unsigned_type.
129 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
131 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
132 to m68k_get_function_kind. Update its prototype.
133 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
135 (m68k_interrupt_function_p): Return enum m68k_function_type
136 instead of bool. Rename to m68k_get_function_kind.
137 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
139 (m68k_compute_frame_layout): Don't mark any register for save
140 if an interrupt_thread attribute is specified.
141 (m68k_hard_regno_rename_ok): Update a use of
142 m68k_interrupt_function_p.
143 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
144 m68k_interrupt_function_p.
145 (m68k_function_type): New.
146 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
147 for a function with an interrupt_thread attribute.
148 * doc/extend.texi: Document the interrupt_thread attribute.
150 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
152 Fix PR tree-optimization/31911
153 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
154 if they didn't change the expression.
156 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
158 * tree-scalar-evolution.c (resolve_mixers): Exported.
159 * tree-scalar-evolution.h (resolve_mixers): Declare.
160 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
161 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
162 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
163 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
164 init_array_ref, init_pointer_ref, analyze_indirect_ref,
165 strip_conversion, analyze_offset_expr, address_analysis,
166 object_analysis, analyze_offset): Removed.
167 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
168 split_constant_offset, canonicalize_base_object_address,
169 object_address_invariant_in_loop_p, disjoint_objects_p,
170 dr_may_alias_p, dr_address_invariant_p): New functions.
171 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
172 and dr_analyze_alias.
173 (initialize_data_dependence_relation): Use dr_may_alias_p
174 and object_address_invariant_in_loop_p.
175 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
177 (find_data_references_in_stmt): Restrict the analysis of data references
178 to the given loop nest.
179 (find_data_references_in_loop): Made static. Pass loop nest to
180 find_data_references_in_stmt.
181 (compute_data_dependences_for_loop): Use DR_VOPS.
182 (free_data_ref): Free DR_VOPS.
183 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
184 (struct innermost_loop_behavior): ... new.
185 (struct base_object_info): Replaced by ...
186 (struct indices): ... new.
187 (struct dr_alias): New.
188 (enum data_ref_type): Removed.
189 (struct data_reference): Consist of struct innermost_loop_behavior,
190 struct indices and struct dr_alias.
191 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
192 (DR_MEMTAG): Renamed to ...
193 (DR_SYMBOL_TAG): ... this.
194 (find_data_references_in_loop): Declaration removed.
195 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
196 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
197 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
198 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
200 2007-05-13 Revital Eres <eres@il.ibm.com>
202 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
203 which walks virtual def-use chains to find redundant stores.
204 (dse_optimize_stmt): Call it.
206 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
208 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
209 * passes.c (init_optimization_passes): Move pass_jump_bypass
212 * basic-block.h (bb_has_eh_pred): Fix style issue.
214 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
216 PR rtl-optimization/31848
217 * loop-invariant.c (move_invariant_reg): If we move an insn
218 with a REG_EQUAL note, and that insn is not always executed,
219 remove the REG_EQUAL note.
221 2007-05-12 Richard Guenther <rguenther@suse.de>
223 PR tree-optimization/31797
224 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
225 propagate into a stmt that has volatile ops.
227 2007-05-12 Richard Sandiford <richard@codesourcery.com>
229 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
230 (gcc_tooldir): Likewise.
231 * configure: Regenerate.
232 * Makefile.in (libsubdir_to_prefix): New variable, based on the
233 old configure.ac gcc_tooldir setting.
234 (prefix_to_exec_prefix): New variable.
235 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
236 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
238 2007-05-11 Silvius Rus <rus@google.com>
240 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
241 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
242 * c-common.h (strict_aliasing_warning): Change return type.
243 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
244 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
245 (build_c_cast): Condition call to strict_aliasing_warning.
246 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
247 * flags.h (set_Wstrict_aliasing): Declare.
248 * opts.c (set_Wstrict_alising): Define, add call to.
249 * tree-flow.h (strict_aliasing_warning_backend): Declare.
250 * tree-ssa-alias-warnings.c: New file.
251 * tree-ssa-alias.c (compute_may_aliases): Add call to
252 strict_aliasing_warning_backend.
254 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
256 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
257 Use loop_depth and loop_outer accessor functions.
258 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
259 determine_invariantness_stmt, move_computations_stmt): Ditto.
260 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
261 add_loop, loopify, unloop, fix_loop_structure): Ditto.
262 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
263 * tree-scalar-evolution.c (interpret_loop_phi,
264 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
265 instantiate_parameters_1, scev_const_prop): Ditto.
266 * cfghooks.c (make_forwarder_block): Ditto.
267 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
268 * modulo-sched.c (loop_canon_p): Ditto.
269 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
270 slpeel_can_duplicate_loop_p): Ditto.
271 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
272 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
273 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
274 cancel_loop, verify_loop_structure): Ditto.
275 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
276 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
277 superloops vector instead of "pred" array.
278 (establish_preds): Take father loop as an argument. Initialize the
280 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
281 initialize loop->outer.
282 (flow_loop_tree_node_remove): Truncate the superloops vector.
283 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
284 "pred" merged to "superloops" vector.
285 (loop_depth, loop_outer): New.
286 (fel_init): Use loop_outer.
288 2007-05-11 Jan Hubicka <jh@suse.cz>
290 * cgraphunit.c: Include gt-cgraphunit.h
291 (static_ctors, static_dtors): New static vars.
292 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
293 based on implementation in c-common.c
294 (cgraph_finalize_function): Call record_cdtor_fn.
295 (cgraph_optimize): Call cgraph_build_cdtor_fns.
296 * decl.c (finish_function): Do not call c_record_cdtor_fn.
297 (c_write_global_declarations): Do not call c_build_cdtor_fns.
298 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
299 build_cdtor, c_build_cdtor_fns): Remove.
300 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
301 c_build_cdtor_fns): Remove prototype.
303 2007-05-11 Paolo Carlini <pcarlini@suse.de>
306 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
307 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
308 * builtins.c (fold_builtin_memchr): New.
309 (expand_builtin_memchr): Call the latter.
310 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
311 * doc/extend.texi ([Other built-in functions provided by GCC]):
314 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
316 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
317 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
318 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
319 PFPO_OP1_TYPE_SHIFT): Constants added.
320 (DFP_ALL): Mode macro defined.
321 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
322 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
323 Insn definitions added.
324 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
325 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
328 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
330 PR tree-optimization/31885
331 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
333 (automatically_generated_chrec_p): Return false for NULL.
335 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
337 * config/bfin/bfin.h (MOVE_RATIO): Define.
339 2007-05-10 Richard Sandiford <richard@codesourcery.com>
341 * config.gcc (sparc-wrs-vxworks): New target.
342 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
343 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
344 * config/sparc/sparc.h: Include vxworks-dummy.h.
345 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
346 include LABEL_REFs too.
347 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
348 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
350 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
352 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
353 (sparc_emit_call_insn): New function.
354 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
355 functions when generating VxWorks PIC.
356 * config/sparc/sparc.md (vxworks_load_got): New pattern.
357 (call, call_value): Use sparc_emit_call_insn instead of
360 2007-05-09 Bob Wilson <bob.wilson@acm.org>
362 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
364 2007-05-09 Bob Wilson <bob.wilson@acm.org>
366 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
367 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
368 instead of operand_subword.
370 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
372 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
373 * config/bfin/bfin.c (bfin_local_alignment): New function.
374 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
376 2007-05-08 Chao-ying Fu <fu@mips.com>
378 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
379 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
380 (smsub_widen_optab, umsub_widen_optab): Define.
381 * optabs.c (init_optabs): Initialize smsub_widen_optab and
383 * genopinit.c (optabs): Fill in smsub_widen_optab and
385 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
386 and umsub_widen_optab to implement multiply-subtract sequences.
387 * config/mips/mips.md (*msac<u>_di): Rename to...
388 (<u>msubsidi4): ...this. Extend condition to include
389 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
390 of operand 0 to "ka" and use the three-operand form of msub<u>
392 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
395 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
397 PR rtl-optimization/28011
398 * reload.c (push_reload): Set dont_share if IN appears in OUT
399 also when IN is a PLUS rtx.
400 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
403 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
405 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
406 call unshare_all_decls.
407 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
408 (unshare_all_decls): Remove.
410 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
413 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
416 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
417 Nigel Stephens <nigel@mips.com>
419 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
420 Update comments and all uses.
421 (MIN_FPRS_PER_FMT): Define.
422 * config/mips/mips.c (function_arg): Fix to correctly handle
423 the -mips32r2 -mfp64 -mabi=32 case.
424 (override_options): Enable use of odd-numbered registers for
425 SFmode values on MIPS32.
426 (mips_save_reg_p): Save whole floating-point register pair if
428 (compute_frame_size): Fix comment.
430 2007-05-08 Jie Zhang <jie.zhang@analog.com>
432 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
433 argument of type bool.
434 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
435 argument. Safely select temporary P register according to it.
436 (do_link): Change call site of add_to_reg accordingly.
437 (do_unlink): Add epilogue_p as a fourth argument and pass it
439 (expand_interrupt_handler_epilogue): Change call of do_unlink
441 (bfin_expand_prologue): Add a third argument sibcall_p.
442 * config/bfin/bfin.md (epilogue): Change call of
443 bfin_expand_epilogue accordingly.
444 (sibcall_epilogue): Likewise.
445 (eh_return_internal): Likewise.
447 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
448 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
449 * config/bfin/bfin.c (bfin_handle_option): Handle
450 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
451 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
452 Support bf534, bf536 and bf561.
453 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
455 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
458 * config/i386/i386.c (ix86_function_regparm): Process local
459 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
461 2007-05-07 Mike Stump <mrs@apple.com>
463 * doc/invoke.texi (Warning Options): Document that -Wempty-body
464 also checks for and while statements in C++.
466 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
468 * gcc.c (at_file_supplied): New variable.
469 (main): Set it if we expanded argv.
470 (do_spec_1): Pass an @-file to the linker if we were called with
471 an @-file argument and HAVE_GNU_LD.
472 * collect2.c (at_file_supplied): New variable.
473 (response_file): New variable.
474 (collect_exit): Unlink response_file if necessary.
477 (main): Set at_file_supplied if we expanded argv.
478 (collect_execute): Pass an @-file to subprocesses if we were called
479 with an @-file argument.
480 * configure.ac: Add define for HAVE_GNU_LD.
481 * configure: Regenerate.
482 * config.in: Regenerate.
484 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
486 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
492 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
494 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
495 (TARGET_ENCODE_SECTION_INFO): Re-define.
496 (m32c_encode_section_info): New
497 (function_vector_handler): New
498 (current_function_special_page_vector): New
499 (m32c_special_page_vector_p): New.
500 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
502 * config/m32c/jump.md: Added instruction JSRS for functions
503 with attribute "function_vector".
504 * doc/extend.texi (function_vector): Added description
505 for M16C, M32C targets.
507 2007-05-07 DJ Delorie <dj@redhat.com>
510 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
511 ashrpsi3, lshrpsi3): Update shift count constraint.
513 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
514 Nathan Froyd <froydnj@codesourcery.com>
517 * c-incpath.c (add_path): Strip trailing path separators.
519 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
521 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
522 Free dominance info before purging EH edges.
523 (eliminate_degenerate_phis): Likewise.
524 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
526 2007-05-07 Jan Hubicka <jh@suse.cz>
528 * gimplify.c (gimplify_expr): Do not crash when folding
531 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
534 * c-opts.c (lang_fortran): Make it non static.
535 * c-common.h (lang_fortran): New prototype.
536 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
537 -lang-fortran option was passed by the driver.
539 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
541 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
542 of ASSERT_CHECKING. Tweak message.
544 2007-05-06 Revital Eres <eres@il.ibm.com>
547 * loop-unroll.c (insert_var_expansion_initialization):
548 Initialize the expansions with -zero instead of +zero.
550 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
552 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
553 into pic and non-pic versions. Mark r19 as used for
554 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
555 for tgd_load, tld_load and tie_load .
556 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
557 version of tgd_load, tld_load and tie_load depending on the
560 2007-05-04 Ulrich Drepper <drepper@redhat.com>
561 Jakub Jelinek <jakub@redhat.com>
563 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
564 (__do_global_dtors_aux): Use more paranoid loop to run
565 destructors if HIDDEN_DTOR_LIST_END.
566 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
568 2007-05-04 Jakub Jelinek <jakub@redhat.com>
570 * varasm.c (align_variable): Don't increase alignment for
571 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
572 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
574 2007-05-04 Josh Conner <jconner@apple.com>
576 * basic-block.h (cdi_direction): Assign values to all enumeration
578 (dom_computed): Remove.
579 (dom_info_state): New.
580 (set_dom_info_availability): New.
581 * tree-ssa-loop-im.c (determine_invariantness): Initialize
582 walk_data.dom_direction.
583 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
584 instead of dom_computed[].
585 (split_edge): Likewise.
586 (create_basic_block): Likewise.
587 (merge_blocks): Likewise.
588 * ifcvt.c (find_if_header): Likewise.
589 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
590 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
591 * tree-ssa.c (verify_ssa): Likewise.
592 * tree-cfg.c (tree_verify_flow_info): Likewise.
593 (remove_edge_and_dominated_blocks): Likewise.
594 * dominance.c (dom_computed): Make static.
595 (calc_dfs_tree_nonrec): Change third param to a bool.
596 (calc_dfs_tree): Change second param to a bool.
597 (calc_idioms): Change second param to a bool. Use
598 dom_convert_dir_to_idx.
599 (init_dom_info): Validate dir before using.
600 (dom_convert_dir_to_idx): New.
601 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
602 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
603 (free_dominance_info): Use dom_convert_dir_to_idx.
604 (get_immediate_dominator): Likewise.
605 (set_immediate_dominator): Likewise.
606 (get_dominated_by): Likewise.
607 (redirect_immediate_dominators): Likewise.
608 (nearest_common_denominator): Likewise.
609 (dominated_by_p): Likewise.
610 (bb_dom_dfs_in): Likewise.
611 (bb_dom_dfs_out): Likewise.
612 (recount_dominator): Likewise.
613 (iterate_fix_dominators): Likewise.
614 (add_to_dominance_info): Likewise.
615 (delete_from_dominance_info): Likewise.
616 (first_dom_son): Likewise.
617 (next_dom_son): Likewise.
618 (dom_info_available_p): Likewise.
619 (dom_info_state): New.
620 (set_dom_info_availability): New.
622 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
624 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
626 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
628 2007-05-04 Bob Wilson <bob.wilson@acm.org>
630 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
631 (subdi3, subdi_carry): Delete.
633 2007-05-04 Jan Hubicka <jh@suse.cz>
634 Richard Guenther <rguenther@suse.de>
636 * opts.c (decode_options): Do not fiddle with inlining
637 parameters in case of optimizing for size.
638 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
640 (cgraph_decide_inlining_of_small_function): When optimizing for
641 size never inline functions increasing caller size.
642 (cgraph_early_inlining): Inline for size when optimizing for size.
644 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
646 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
647 logical operations piecewise.
648 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
649 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
650 subdi_sesidi_di): Delete.
651 (add_with_carry): Produce carry in CC instead of a DREG to shorten
652 the generated sequence. Allow three-reg add in constraints. Rewrite
653 the rtl expression for carry to avoid zero_extend of a constant.
654 (sub_with_carry): New pattern.
655 (adddi3, subdi3): Change into define_expand. For subtract, generate a
656 different sequence not involving jumps.
657 (notbi): Now a named pattern.
659 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
661 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
662 Add the note about a significant loss of accuracy of some
663 mathematical routines when these options are used.
665 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
667 * haifa-sched.c (rtx_vec_t): New typedef.
668 (contributes_to_priority_p): Extract piece of priority () into new
670 (priority): Use the function. Add assertion.
671 (rank_for_schedule, set_priorities): Add assertion to check that
672 insn's priority is initialized.
673 (clear_priorities, calc_priorities): Change signature. Make it update
674 all relevant insns. Update all callers ('add_to_speculative_block ()'
675 and 'create_block_check_twin ()').
676 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
677 Add new field 'priority_status'.
678 (INSN_PRIORITY_STATUS): New macro.
679 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
681 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
683 * sched-ebb.c (debug_ebb_dependencies): New static function.
684 (init_ready_list): Use it.
686 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
687 with changed signature and 'debug_rgn_dependencies ()'.
688 (debug_rgn_dependencies): New static function.
689 (init_ready_list): Use it.
691 * sched-int.h (debug_dependencies): Declare.
693 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
695 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
697 2007-05-04 Dirk Mueller <dmueller@suse.de>
699 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
701 2007-05-03 Jan Hubicka <jh@suse.cz>
703 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
704 for pointer type in more cases than before.
706 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
708 * tree-object-size.c (plus_expr_object_size): When operand size is
709 unknown, return unknown.
711 2007-05-03 Dirk Mueller <dmueller@suse.de>
713 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
715 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
718 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
720 2007-05-03 Janis Johnson <janis187@us.ibm.com>
722 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
724 2007-05-03 Joseph Myers <joseph@codesourcery.com>
726 * config/soft-fp/double.h, config/soft-fp/extended.h,
727 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
728 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
729 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
730 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
733 2007-05-03 Ian Lance Taylor <iant@google.com>
735 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
736 MASK_PPC_GFXOPT for 8540 or 8548.
738 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
740 * tree-vect-transform.c (vect_update_inits_of_drs): Use
741 vect_print_dump_info() to output debug information.
743 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
746 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
747 operands of size 2 when operand is not MEM_P.
749 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
751 PR tree-optimization/30565
752 * lambda-code.c (perfect_nestify): Fix updating of dominators.
754 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
756 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
757 (umulsi3_highpart): Use them.
758 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
759 for final accumulator to D regisster tranfser.
761 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
763 PR tree-optimization/31699
764 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
766 (vect_enhance_data_refs_alignment): Compute peel amount using
767 TYPE_VECTOR_SUBPARTS instead of vf.
768 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
770 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
773 * system.h: Remove inclusion of double-int.h
774 * tree.h: Include double-int.h
775 * gengtype.c: Likewise
776 * cfgloop.h: Likewise
777 * Makefile.in: Adjust dependencies on double-int.h
779 2007-05-02 Eric Christopher <echristo@apple.com>
781 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
782 -shared to -Zdynamiclib.
784 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
787 * c-common.c (strip_pointer_or_array_types): New function.
788 * c-common.h (strip_pointer_or_array_types): New function declaration.
790 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
792 PR tree-optimization/31771
793 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
795 2007-05-02 Paul Brook <paul@codesourcery.com>
797 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
799 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
802 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
805 2007-05-02 Nick Clifton <nickc@redhat.com>
807 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
809 2007-05-02 Richard Guenther <rguenther@suse.de>
811 PR tree-optimization/31146
812 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
813 argument, single_use_p. If we have a single use that is
814 a conversion to the definition rhs type, propagate that rhs.
815 (forward_propagate_addr_expr): Pass single_use_p argument
816 to forward_propagate_addr_expr_1.
818 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
820 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
823 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
825 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
826 'AMD Family 10 core'.
828 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
830 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
831 and athlon64-sse3 as improved versions of k8, opteron and athlon64
832 with SSE3 instruction set support.
833 * doc/invoke.texi: Likewise.
835 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
837 * config/i386/i386.c (override_options): Tuning 32-byte loop
838 alignment for amdfam10 architecture. Increasing the max loop
839 alignment to 24 bytes.
841 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
843 * config/m68k/constraints.md: New.
844 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
845 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
846 EXTRA_CONSTRAINT): Remove.
847 * config/m68k/m68k.md: Include constraints.md.
848 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
850 2007-05-01 Ian Lance Taylor <iant@google.com>
852 PR tree-optimization/31739
853 * tree-vrp.c (vrp_val_is_max): New static function.
854 (vrp_val_is_min): New static function.
855 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
857 (set_value_range): Use vrp_val_is_{max,min}.
858 (extract_range_from_assert): Likewise.
859 (extract_range_from_binary_expr): Likewise.
860 (extract_range_from_unary_expr): Likewise.
861 (dump_value_range, vrp_meet): Likewise.
862 (vrp_visit_phi_node): Likewise.
863 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
865 2007-05-01 Mark Mitchell <mark@codesourcery.com>
867 * config/i386/gmon-sol2.c (size_t): New type.
868 (intptr_t): Likewise.
869 (s_textsize): Declare as size_t.
871 (monstartup): Use size_t for sizes.
872 (_mcount): Save and restore registers.
873 (internal_mcount): Pass 0 as the first argument to monstartup
875 (moncontrol): Convert pointer to appropriately sized integer
876 before passing to profil.
878 2007-05-01 Joseph Myers <joseph@codesourcery.com>
880 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
881 __NO_FPRS__, not just if _SOFT_DOUBLE.
882 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
883 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
884 also for E500 double.
885 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
886 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
889 2007-05-01 Richard Guenther <rguenther@suse.de>
891 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
894 2007-05-01 Joseph Myers <joseph@codesourcery.com>
896 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
898 2007-05-01 Jan Hubicka <jh@suse.cz>
900 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
903 2007-05-01 Jan Hubicka <jh@suse.cz>
905 * tree.h (maybe_fold_offset_to_component_ref): Remove.
906 (maybe_fold_offset_to_reference): Declare.
907 * fold-const.c (fold_unary): Do not fold
908 (type *)&A into &A->field_of_type_and_offset_0
909 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
910 size is unknown, give up.
911 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
913 (maybe_fold_offset_to_reference): New.
914 (maybe_fold_stmt_indirect): Use it.
915 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
916 * gimplify.c (gimplify_conversion): Canonicalize conversions to
918 (gimplify_expr): Likewise for plus_expr.
920 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
922 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
923 bsi_after_labels. Always insert statements before bsi.
924 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
925 * predict.c (apply_return_prediction): Check for empty blocks.
926 * cfgexpand.c (lab_rtx_for_bb): New variable.
927 (label_rtx_for_bb): Do not create new tree labels.
928 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
929 (tree_expand_cfg): Initialize lab_rtx_for_bb.
930 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
932 (label_for_bb): Add field used.
933 (update_eh_label, main_block_label): Mark the label used.
934 (cleanup_dead_labels): Remove unused labels.
936 2007-05-01 Richard Guenther <rguenther@suse.de>
938 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
939 if it is not about to be set.
940 (get_value_range): Do not pre-allocate equiv bitmap.
941 (update_value_range): No need to clear equiv field.
942 (add_equivalence): Change prototype to get bitmap pointer.
943 Allocate bitmap here if it is not already.
944 (extract_range_from_assert): Do not allocate bitmap here.
945 Update callers to add_equivalence.
946 (extract_range_from_ssa_name): Likewise.
947 (get_vr_for_comparison): New static helper.
948 (compare_name_with_value): Handle NULL equiv bitmap by
949 peeling the first iteration of the comparison loop.
950 Use get_vr_for_comparison.
951 (compare_names): Handle NULL equiv bitmaps by using fake
952 ones. Use get_vr_for_comparison.
954 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
956 * double-int.c (mpz_set_double_int): Moved from
957 tree-ssa-loop-niter.c.
958 (mpz_get_double_int): Likewise; also, add option to wrap
959 out-of-range integers.
960 * double-int.h: New prototypes for above.
961 * tree.c (get_static_type_bounds): Moved from
962 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
963 TYPE_MAX_VALUE if they exist..
964 * tree.h: New prototype for above.
965 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
966 get_type_bounds calls.
967 (mpz_set_double_int): Move to double-int.c.
968 (get_type_bounds): Move to tree.c, rename to
969 get_static_type_bounds.
970 (mpz_to_double_int): Move to double-int.c, rename to
973 2007-04-30 Bob Wilson <bob.wilson@acm.org>
975 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
976 DIV0 exception can fall through to a normal return.
978 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
982 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
983 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
984 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
985 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
986 initialize align to silence bogus warning.
987 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
988 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
990 (struct sra_walk_fns): Remove use_all parameter from use.
991 (sra_hash_tree): Handle BIT_FIELD_REFs.
992 (sra_elt_hash): Don't hash bitfld blocks.
993 (sra_elt_eq): Skip them in parent compares as well. Handle
995 (sra_walk_expr): Don't maintain or pass down use_all_p.
996 (scan_use): Remove use_all parameter.
997 (scalarize_use): Likewise. Re-expand assignment to
998 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
999 output, and re-scalarize after output. Don't mark anything
1001 (scalarize_ldst): Adjust.
1002 (scalarize_walk_gimple_modify_statement): Likewise.
1003 (build_element_name_1): Handle BIT_FIELD_REFs.
1004 (instantiate_element): Don't warn for any element whose parent
1006 (instantiate_missing_elements_1): Return the sra_elt.
1007 (canon_type_for_field): New.
1008 (try_instantiate_multiple_fields): New.
1009 (instantiate_missing_elemnts): Use them.
1010 (mark_no_warning): Removed.
1011 (generate_one_element_ref): Handle BIT_FIELD_REFs.
1012 (REPLDUP, sra_build_elt_assignment): New.
1013 (generate_copy_inout): Use them.
1014 (generate_element_copy): Likewise. Handle bitfld differences.
1015 (generate_element_zero): Don't recurse for blocks. Use
1016 sra_build_elt_assignment.
1017 (generate_one_element_int): Take elt instead of var. Use
1018 sra_build_elt_assignment.
1019 (generate_element_init_1): Adjust.
1020 (scalarize_use, scalarize_copy): Use REPLDUP.
1021 (scalarize_ldst): Move assert before dereference.
1022 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
1024 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1027 * tree.c (reconstruct_complex_type): Reconstruct a reference
1029 Also use the same mode for the pointer as the old pointer type.
1031 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1033 * doc/trouble.texi (Interoperation): Remove note about Ultrix
1036 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
1038 PR rtl-optimization/31676
1039 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
1040 (df_refs_record): Call it.
1042 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1044 * rtl.def (SS_ABS): New code.
1045 * config/bfin/bfin.c (print_operand): New modifier 'v'.
1046 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
1047 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
1048 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
1049 (bfin_init_builtins): Define them.
1050 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
1051 (bfin_expand_builtin): ... and handle the others here.
1052 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
1053 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
1054 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
1055 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
1056 operand is only HImode.
1058 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
1060 * regclass.c (scan_one_insn): Remove splitting of
1063 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
1064 Nigel Stephens <nigel@mips.com>
1066 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
1068 2007-04-28 Jan Hubicka <jh@suse.cz>
1070 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
1071 insn_locators_alloc instead of insn_locators_initialize;
1072 call reset_block_changes.
1073 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1074 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
1075 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
1076 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1077 * config/score/score.c (th_output_mi_thunk): Likewise.
1078 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
1079 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
1080 tolerate uninitialized locator info.
1083 * function.c (init_function_start): Don't init line number info.
1084 (expand_function_end): Update.
1085 (reset_block_changes, record_block_change, finalize_block_changes,
1086 check_block_change, free_block_changes): Kill.
1087 * function.h (reset_block_changes, record_block_change,
1088 finalize_block_changes, check_block_change, free_block_changes): Remove
1090 (struct function): Remove ib_boundaries_block.
1091 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1092 Use curr_insn_locator to initialize locator.
1093 (emit_line_note): Remove.
1094 * cfgexpand.c (expand_gimple_cond_expr): Update.
1095 (construct_exit_block): Likewise.
1096 (tree_expand_cfg): Initialize/finalize locators.
1097 * expr.c (expand_expr_real): Update.
1098 * cfglayout.c (line_locators_locs, line_locators_lines,
1099 file_locators_locs, file_locators_files): Remove.
1100 (set_block_levels): Move to cfgexpand.c.
1101 (insn_locators_initialize): Remove.
1102 (pass_insn_locators_initialize): Remove.
1103 (locations_locators_locs, locations_locators_vals): New static vars.
1104 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1106 (insn_locators_alloc, insn_locators_finalize,
1107 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1109 (locator_location): New.
1110 (locator_line, locator_file): Rewrite.
1111 * rtl.h (emit_line_note): Kill.
1112 (insn_locators_alloc, insn_locators_finalize,
1113 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1115 * tree-inline.c (initialize_cfun): Do not initialize
1116 ib_boundaries_block.
1117 * passes.c (pass_insn_locators_initialize): Remove.
1119 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
1121 * tree-cfg.c (move_block_to_fn): Release bb from dominance
1122 info. Update last_basic_block correctly.
1124 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
1127 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
1128 register itself to hold the offset constant. Tell flow the use
1129 of r4 and r5 when they are used.
1131 2007-04-27 Richard Guenther <rguenther@suse.de>
1133 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
1134 if we simplified anything.
1135 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
1136 warnings until we did a simplification and the stmt was not
1137 marked as TREE_NO_WARNING.
1139 2007-04-27 Mike Stump <mrs@apple.com>
1141 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
1143 2007-04-27 Ian Lance Taylor <iant@google.com>
1146 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
1147 TYPE_MAX_VALUE exist, convert them to the new type.
1149 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1151 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
1152 if it claims to be available.
1153 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
1155 (perform_tree_ssa_dce): Always free postdominators.
1157 2007-04-27 Richard Henderson <rth@redhat.com>
1159 * config/alpha/predicates.md (aligned_memory_operand): Mark
1160 as define_special_predicate.
1161 (unaligned_memory_operand, normal_memory_operand): Likewise.
1162 (reg_or_unaligned_mem_operand): Remove.
1163 (any_memory_operand): Match the documentation and check for
1164 non-renumbered pseudos during reload.
1165 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
1166 alpha_secondary_reload_class, update to new interface, make static.
1167 Handle CQImode like HImode. Remove FP subreg check.
1168 (alpha_expand_mov): Use replace_equiv_address.
1169 (alpha_expand_mov_nobwx): Use any_memory_operand.
1170 (TARGET_SECONDARY_RELOAD): New.
1171 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
1172 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
1173 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
1174 * config/alpha/alpha.md: ... here.
1175 (RELOAD12, reloadmode): New.
1177 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
1178 Don't handle the aligned case here.
1179 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
1180 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
1181 reload_inhi_help. Don't expect a scratch register.
1182 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
1184 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
1186 2007-04-27 Richard Guenther <rguenther@suse.de>
1188 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
1190 2007-04-27 Richard Guenther <rguenther@suse.de>
1192 PR tree-optimization/30965
1193 PR tree-optimization/30978
1194 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
1195 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
1196 (find_equivalent_equality_comparison): Likewise.
1197 (simplify_cond): Likewise.
1198 (get_prop_source_stmt): New helper.
1199 (get_prop_dest_stmt): Likewise.
1200 (can_propagate_from): Likewise.
1201 (remove_prop_source_from_use): Likewise.
1202 (combine_cond_expr_cond): Likewise.
1203 (forward_propagate_comparison): New function.
1204 (forward_propagate_into_cond): Rewrite to use fold for
1206 (tree_ssa_forward_propagate_single_use_vars): Call
1207 forward_propagate_comparison to propagate comparisons.
1209 2007-04-27 Richard Guenther <rguenther@suse.de>
1211 PR tree-optimization/31715
1212 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
1213 sure to do computation on the offset in an appropriate
1216 2007-04-27 Richard Sandiford <richard@codesourcery.com>
1218 * reload.h (elimination_target_reg_p): Declare.
1219 * reload.c (find_reloads): Don't apply the reg_rtx move
1220 optimization if the SET_DEST satisfies elimination_target_reg_p.
1221 * reload1.c (elimination_target_reg_p): New function.
1222 (gen_reload): In the move/add2 fallback, make sure that op0
1223 does not overlap the destination register.
1225 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1227 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
1228 transform only GIMPLE_MODIFY_STMTs.
1229 * tree-complex.c (expand_complex_operations_1): Ditto.
1230 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
1231 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
1232 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
1234 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
1235 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
1236 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
1237 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
1238 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
1239 slpeel_add_loop_guard): Ditto.
1240 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
1241 * lambda-code.c (perfect_nestify): Ditto.
1242 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
1243 before the first statement.
1244 * tree-optimize.c (execute_free_datastructures): Fix comments.
1245 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
1246 * tree-flow.h (disband_implicit_edges): Declaration removed.
1247 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
1249 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
1251 (disband_implicit_edges, has_label_p): Removed.
1252 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
1253 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
1255 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
1257 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
1258 also for COND_EXPRs.
1259 * cfgexpand.c (label_rtx_for_bb): New function.
1260 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
1261 Use label_rtx_for_bb to find the labels.
1262 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
1263 last block. Detect fallthru edges.
1265 2007-04-26 Ian Lance Taylor <iant@google.com>
1268 * reload.c (find_reloads_subreg_address): If the address was valid
1269 in the original mode but not in the new mode, reload the whole
1272 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1274 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
1275 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
1276 (cleanup_control_expr_graph): Do not invalidate dominance info.
1277 Record altered blocks.
1278 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
1279 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
1280 cleanup_tree_cfg_bb): New functions.
1281 (remove_forwarder_block): Do not maintain the worklist of blocks.
1282 Record altered blocks.
1283 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
1285 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
1286 delete_unreachable_blocks if dominators are not available.
1287 * tree-inline.c (optimize_inline_calls): Free dominance information
1289 * tree-flow.h (remove_edge_and_dominated_blocks,
1290 cfgcleanup_altered_bbs): Altered.
1291 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
1293 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
1295 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
1296 do not invalidate dominators.
1298 2007-04-26 Anatoly Sokolov <aesok@post.ru>
1300 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
1301 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
1302 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1303 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1305 2007-04-26 Steve Ellcey <sje@cup.hp.com>
1307 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
1309 2007-04-26 Richard Guenther <rguenther@suse.de>
1311 PR tree-optimization/31703
1312 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
1313 the right type for the target of the bittest.
1315 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1317 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
1318 ix86_sol10_return_in_memory.
1320 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1322 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
1325 2007-04-26 Jakub Jelinek <jakub@redhat.com>
1328 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
1330 PR tree-optimization/30558
1331 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
1332 clear this_state.prev_try.
1334 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1335 Mark Mitchell <mark@codesourcery.com>
1337 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
1338 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
1339 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
1341 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1344 * doc/invoke.texi (%:print-asm-header): Document.
1345 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
1347 (static_spec_functions): Add print-asm-header.
1348 (main): Print a banner before the --target-help linker options.
1349 (print_asm_header_spec_function): New function.
1351 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
1354 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
1355 (movsf_ie): Likewise.
1357 2007-04-25 Paolo Carlini <pcarlini@suse.de>
1359 * doc/extend.texi ([Type Traits]): Adjust per N2255.
1361 2007-04-25 Bob Wilson <bob.wilson@acm.org>
1363 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
1365 (__umodsi3, __modsi3): Likewise.
1367 2007-04-25 Dirk Mueller <dmueller@suse.de>
1369 * c-typeck.c (build_compound_expr): Annotate warning()
1370 call with OPT_Wunused_value.
1371 * tree-ssa.c (warn_uninit): Annotate warning with
1373 * c-common.c (handle_sentinel_attribute): Annotate warning
1374 call with OPT_Wattributes.
1376 2007-04-25 Thiemo Seufer <ths@mips.com>
1378 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
1380 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
1381 on to the assembler. Improve handling of -mno-mips16. Add handling
1382 of -mno-mips3d, -mno-dsp, -mno-dspr2.
1383 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
1384 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
1385 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
1387 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
1390 * config/i386/winnt.c (i386_pe_file_end): Strip only
1391 USER_LABEL_PREFIX when writing export name.
1393 2007-04-25 Richard Sandiford <richard@codesourcery.com>
1395 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
1396 sh/elf.h, vx-common.h and vxworks.h.
1397 * config/sh/sh.h: Include config/vxworks-dummy.h.
1398 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1399 (OVERRIDE_OPTIONS): Use it.
1400 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
1401 (vxworks_picreg): New pattern.
1402 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
1403 VXWORKS_OS_CPP_BUILTINS.
1404 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
1405 to their VXWORKS_* equivalents.
1406 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
1407 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
1408 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
1409 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
1410 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
1411 -mrtp/-fPIC multilibs.
1412 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
1413 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
1414 (MULTILIB_OSDIRNAMES): Delete.
1416 2007-04-25 Anatoly Sokolov <aesok@post.ru>
1419 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
1421 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
1423 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
1424 rounding mode to be specified by the caller.
1425 (real_to_mpfr) Likewise.
1426 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
1427 include new arguments.
1428 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
1430 2007-04-24 Ian Lance Taylor <iant@google.com>
1432 PR tree-optimization/31605
1433 * tree-vrp.c (set_value_range): Check that min and max are not
1434 both overflow infinities.
1435 (set_value_range_to_value): New static function.
1436 (extract_range_from_binary_expr): Call set_value_range_to_value.
1437 (extract_range_from_cond_expr): Likewise.
1438 (extract_range_from_expr): Likewise.
1439 (extract_range_from_unary_expr): Likewise. Don't create a range
1440 which overflows on both sides.
1441 (vrp_meet): Check for a useless range.
1442 (vrp_visit_phi_node): If we see a constant which looks like an
1443 overflow infinity, turn off the TREE_OVERFLOW flag.
1445 2007-04-24 Ian Lance Taylor <iant@google.com>
1447 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
1449 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
1452 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
1453 diagnostic message is being built.
1454 * tree-pretty-print.c (dump_generic_node): Only write the
1455 formatted text into BUFFER's stream if we are not building a
1457 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
1459 * Makefile.in (toplev.o): Depend on tree-pass.h.
1461 2007-04-24 Ian Lance Taylor <iant@google.com>
1463 PR tree-optimization/31602
1464 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
1465 conditionals in the copied loop header.
1466 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
1467 warnings if TREE_NO_WARNING is set.
1468 * doc/invoke.texi (Warning Options): Clarify that
1469 -Wstrict-overflow does not warn about loops.
1471 2007-04-24 Janis Johnson <janis187@us.ibm.com>
1473 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
1474 expand on the comment about _Decimal128 arguments and check the
1475 integer result of the modulus operation; for 64-bit ELF ABI, ensure
1476 that _Decimal128 argument uses even/odd register pair.
1477 (function_arg): Ditto.
1479 2007-04-24 Hui-May Chang <hm.chang@apple.com>
1481 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
1482 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
1484 2007-04-24 Richard Guenther <rguenther@suse.de>
1485 Olga Golovanevsky <olga@il.ibm.com>
1487 * fold-const.c (multiple_of_p): Check for bottom
1490 2007-04-24 Richard Henderson <rth@redhat.com>
1492 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
1493 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
1494 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
1495 looking for non-zero bits shifted out. Avoid a recursive call
1496 when constructing the scalar.
1497 (__floatundisf): Likewise.
1499 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
1501 * dwarf2out.c (field_byte_offset): Move the existing logic
1502 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
1503 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
1505 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1508 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
1509 argument of 0 for memset.
1510 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
1511 unsigned shift instead of the signed variant.
1513 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1515 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
1516 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
1517 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
1518 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
1519 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
1520 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
1521 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
1522 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
1523 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
1524 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
1525 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
1526 "mul<mode>3", "div<mode>3"): Insn definitions added.
1527 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
1528 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
1529 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
1530 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
1531 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
1532 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
1533 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
1534 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
1535 TARGET_FLOAT_FORMAT): Macro definitions removed.
1536 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
1537 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
1538 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
1539 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
1540 (s390_gen_rtx_const_DI): Function removed.
1541 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
1543 2007-04-24 Richard Sandiford <richard@codesourcery.com>
1545 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
1546 over an external ffs function.
1548 2007-04-24 Chao-ying Fu <fu@mips.com>
1549 Richard Sandiford <richard@nildram.co.uk>
1551 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
1552 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
1553 (smadd_widen_optab, umadd_widen_optab): Define.
1554 * optabs.c (init_optabs): Initialize smadd_widen_optab and
1556 * genopinit.c (optabs): Fill in smadd_widen_optab and
1558 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
1559 and umadd_widen_optab to implement multiply-add sequences.
1560 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
1561 (<u>maddsidi4): ...this. Extend condition to include
1562 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
1563 of operand 0 to "ka" and use the three-operand form of madd<u>
1565 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
1567 * config/mips/constraints.md (ka): New register constraint.
1569 2007-04-24 Jan Hubicka <j@suse.cz>
1573 2007-04-23 Jan Hubicka <jh@suse.cz>
1574 * function.c (init_function_start): Don't init line number info.
1575 (expand_function_end): Update.
1576 (reset_block_changes, record_block_change, finalize_block_changes,
1577 check_block_change, free_block_changes): Kill.
1578 * function.h (reset_block_changes, record_block_change,
1579 finalize_block_changes, check_block_change, free_block_changes): Remove
1581 (struct function): Remove ib_boundaries_block.
1582 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1583 Use curr_insn_locator to initialize locator.
1584 (emit_line_note): Remove.
1585 * cfgexpand.c (expand_gimple_cond_expr): Update.
1586 (construct_exit_block): Likewise.
1587 (tree_expand_cfg): Initialize/finalize locators.
1588 * expr.c (expand_expr_real): Update.
1589 * cfglayout.c (line_locators_locs, line_locators_lines,
1590 file_locators_locs, file_locators_files): Remove.
1591 (set_block_levels): Move to cfgexpand.c.
1592 (insn_locators_initialize): Remove.
1593 (pass_insn_locators_initialize): Remove.
1594 (locations_locators_locs, locations_locators_vals): New static vars.
1595 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1597 (insn_locators_alloc, insn_locators_finalize,
1598 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1600 (locator_location): New.
1601 (locator_line, locator_file): Rewrite.
1602 * rtl.h (emit_line_note): Kill.
1603 (insn_locators_alloc, insn_locators_finalize,
1604 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1606 * tree-inline.c (initialize_cfun): Do not initialize
1607 ib_boundaries_block.
1608 * passes.c (pass_insn_locators_initialize): Remove.
1610 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
1612 * doc/invoke.texi: Removed leading '-' from option index entries.
1614 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1616 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
1618 (create_phi_node): Use set_phi_nodes.
1619 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
1620 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
1621 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
1622 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
1623 (bsi_start, bsi_last): Use bb_stmt_list.
1624 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
1625 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
1626 Traverse the statements using tsi iterator.
1627 * basic-block.h (struct basic_block_def): Fields stmt_list
1628 and phi_nodes moved to ...
1629 (struct tree_bb_info): ... new structure.
1630 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
1631 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
1632 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
1633 (tree_verify_flow_info): Verify that il.tree is not set for
1634 entry and exit block.
1635 (tree_split_block): Use set_bb_stmt_list.
1637 2007-04-23 Mike Stump <mrs@apple.com>
1639 * config/i386/i386.c (ix86_tune_features
1640 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
1643 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1645 * config/i386/i386.md (prefix_extra): New attribute.
1646 (length): Add prefix_extra.
1648 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
1649 (sse2_movntv2di): Likewise.
1650 (sse2_cvtps2dq): Likewise.
1651 (sse2_cvtpd2pi): Likewise.
1652 (sse2_cvttpd2pi): Likewise.
1653 (*sse2_cvtpd2ps): Likewise.
1654 (*add<mode>3): Likewise.
1655 (sse2_ssadd<mode>3): Likewise.
1656 (sse2_usadd<mode>3): Likewise.
1657 (*sub<mode>3): Likewise.
1658 (sse2_sssub<mode>3): Likewise.
1659 (sse2_ussub<mode>3): Likewise.
1660 (*mulv8hi3): Likewise.
1661 (*smulv8hi3_highpart): Likewise.
1662 (*umulv8hi3_highpart): Likewise.
1663 (sse2_umulv2siv2di3): Likewise.
1664 (sse2_pmaddwd): Likewise.
1665 (ashr<mode>3): Likewise.
1666 (lshr<mode>3): Likewise.
1667 (ashl<mode>3): Likewise.
1668 (sse2_ashlti3): Likewise.
1669 (sse2_lshrti3): Likewise.
1670 (*umaxv16qi3): Likewise.
1671 (*smaxv8hi3): Likewise.
1672 (*uminv16qi3): Likewise.
1673 (*sminv8hi3): Likewise.
1674 (sse2_eq<mode>3): Likewise.
1675 (sse2_gt<mode>3): Likewise.
1676 (*and<mode>3): Likewise.
1677 (sse2_nand<mode>3): Likewise.
1678 (*ior<mode>3): Likewise.
1679 (*xor<mode>3): Likewise.
1680 (sse2_packsswb): Likewise.
1681 (sse2_packssdw): Likewise.
1682 (sse2_packuswb): Likewise.
1683 (sse2_punpckhbw): Likewise.
1684 (sse2_punpcklbw): Likewise.
1685 (sse2_punpckhwd): Likewise.
1686 (sse2_punpcklwd): Likewise.
1687 (sse2_punpckhdq): Likewise.
1688 (sse2_punpckldq): Likewise.
1689 (sse2_punpckhqdq): Likewise.
1690 (sse2_punpcklqdq): Likewise.
1691 (*sse2_pinsrw): Likewise.
1692 (*sse2_pextrw): Likewise.
1693 (sse2_pshufd_1): Likewise.
1694 (sse2_uavgv16qi3): Likewise.
1695 (sse2_uavgv8hi3): Likewise.
1696 (sse2_psadbw): Likewise.
1697 (sse2_pmovmskb): Likewise.
1698 (*sse2_maskmovdqu): Likewise.
1699 (*sse2_maskmovdqu_rex64): Likewise.
1700 (sse4a_extrqi): Likewise.
1701 (sse4a_extrq): Likewise.
1702 (sse3_lddqu): Set prefix_rep.
1703 (sse3_addsubv4sf3): Likewise.
1704 (sse3_haddv4sf3): Likewise.
1705 (sse3_hsubv4sf3): Likewise.
1706 (sse_cvtss2si): Likewise.
1707 (sse_cvtss2si_2): Likewise.
1708 (sse_cvtss2siq): Likewise.
1709 (sse_cvtss2siq_2): Likewise.
1710 (sse_cvttss2si): Likewise.
1711 (sse_cvttss2siq): Likewise.
1712 (sse2_cvttps2dq): Likewise.
1713 (sse3_movshdup): Likewise.
1714 (sse3_movsldup): Likewise.
1715 (sse2_cvtsd2si): Likewise.
1716 (sse2_cvtsd2si_2): Likewise.
1717 (sse2_cvtsd2siq): Likewise.
1718 (sse2_cvtsd2siq_2): Likewise.
1719 (sse2_cvttsd2si): Likewise.
1720 (sse2_cvttsd2siq): Likewise.
1721 (*sse2_cvtpd2dq): Likewise.
1722 (*sse2_cvttpd2dq): Likewise.
1723 (sse2_pshuflw_1): Likewise.
1724 (sse2_pshufhw_1): Likewise.
1725 (sse4a_insertqi): Likewise.
1726 (sse4a_insertq): Likewise.
1727 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
1728 (ssse3_phadddv4si3): Likewise.
1729 (ssse3_phaddswv8hi3): Likewise.
1730 (ssse3_phsubwv8hi3): Likewise.
1731 (ssse3_phsubdv4si3): Likewise.
1732 (ssse3_phsubswv8hi3): Likewise.
1733 (ssse3_pmaddubswv8hi3): Likewise.
1734 (ssse3_pmulhrswv8hi3): Likewise.
1735 (ssse3_pshufbv16qi3): Likewise.
1736 (ssse3_psign<mode>3): Likewise.
1737 (ssse3_palignrti): Likewise.
1738 (abs<mode>2): Likewise.
1739 (ssse3_phaddwv4hi3): Set prefix_extra.
1740 (ssse3_phadddv2si3): Likewise.
1741 (ssse3_phaddswv4hi3): Likewise.
1742 (ssse3_phsubwv4hi3): Likewise.
1743 (ssse3_phsubdv2si3): Likewise.
1744 (ssse3_phsubswv4hi3): Likewise.
1745 (ssse3_pmaddubswv4hi3): Likewise.
1746 (ssse3_pmulhrswv4hi3): Likewise.
1747 (ssse3_pshufbv8qi3): Likewise.
1748 (ssse3_psign<mode>3): Likewise.
1749 (ssse3_palignrdi): Likewise.
1750 (abs<mode>2): Likewise.
1751 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
1752 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
1753 (sse2_pmovmskb): Set mode to SI instead of V2DF.
1755 2007-04-23 Nick Clifton <nickc@redhat.com>
1757 * params.def: Fix formatting of emacs local variables.
1759 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1761 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
1762 move if inter-unit move isn't allowed.
1763 Don't split moving the first element of V2DI to DI to inter-unit
1764 move if inter-unit move isn't allowed.
1766 2007-04-23 Richard Guenther <rguenther@suse.de>
1768 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
1769 and CDI_POST_DOMINATORS separately.
1771 2007-04-23 Nick Clifton <nickc@redhat.com>
1773 * c.opt (Wformat-contains-nul): Add warning attribute.
1775 2007-04-23 Jan Hubicka <jh@suse.cz>
1777 * function.c (init_function_start): Don't init line number info.
1778 (expand_function_end): Update.
1779 (reset_block_changes, record_block_change, finalize_block_changes,
1780 check_block_change, free_block_changes): Kill.
1781 * function.h (reset_block_changes, record_block_change,
1782 finalize_block_changes, check_block_change, free_block_changes): Remove
1784 (struct function): Remove ib_boundaries_block.
1785 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1786 Use curr_insn_locator to initialize locator.
1787 (emit_line_note): Remove.
1788 * cfgexpand.c (expand_gimple_cond_expr): Update.
1789 (construct_exit_block): Likewise.
1790 (tree_expand_cfg): Initialize/finalize locators.
1791 * expr.c (expand_expr_real): Update.
1792 * cfglayout.c (line_locators_locs, line_locators_lines,
1793 file_locators_locs, file_locators_files): Remove.
1794 (set_block_levels): Move to cfgexpand.c.
1795 (insn_locators_initialize): Remove.
1796 (pass_insn_locators_initialize): Remove.
1797 (locations_locators_locs, locations_locators_vals): New static vars.
1798 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1800 (insn_locators_alloc, insn_locators_finalize,
1801 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1803 (locator_location): New.
1804 (locator_line, locator_file): Rewrite.
1805 * rtl.h (emit_line_note): Kill.
1806 (insn_locators_alloc, insn_locators_finalize,
1807 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1809 * tree-inline.c (initialize_cfun): Do not initialize
1810 ib_boundaries_block.
1811 * passes.c (pass_insn_locators_initialize): Remove.
1813 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1816 * expr.c (reduce_to_bit_field_precision): Handle
1819 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
1821 PR tree-optimization/24659
1822 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
1823 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
1824 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
1825 * genopinit.c (optabs): Rename vec_pack_mod_optab
1826 to vec_pack_trunc_optab.
1827 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
1828 early for scalar floating point operands for NOP_EXPR.
1829 (vectorizable_type_promotion): Ditto.
1830 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
1831 vec_pack_trunc_optab.
1832 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
1834 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
1835 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
1836 Rename from VEC_PACK_MOD_EXPR.
1837 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
1838 * expr.c (expand_expr_real_1): Ditto.
1839 * tree-inline.c (estimate_num_insns_1): Ditto.
1840 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1842 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
1843 (vec_unpacks_lo_v4sf): Ditto.
1844 (vec_pack_trunc_v2df): Ditto.
1845 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
1846 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1847 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
1849 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
1851 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1853 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
1854 Rename from VEC_PACK_MOD_EXPR. This expression also represent
1855 packing of floating point operands.
1856 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
1857 represent unpacking of floating point operands.
1858 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
1859 [vec_unpacks_hi]: Ditto.
1860 [vec_unpacks_lo]: Ditto.
1862 2007-04-22 Jan Hubicka <jh@suse.cz>
1864 * final.c (rest_of_handle_final): Call
1865 targetm.asm_out.constructor/targetm.asm_out.destructor
1866 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
1867 proper priority via decl_*_priority_insert.
1868 * c-common.c (c_expand_body): Likewise.
1870 2007-04-22 Richard Guenther <rguenther@suse.de>
1872 PR tree-optimization/29789
1873 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
1874 (rewrite_reciprocal): New helper split out from
1875 determine_invariantness_stmt.
1876 (rewrite_bittest): Likewise.
1877 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
1878 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
1881 2007-04-22 Revital Eres <eres@il.ibm.com>
1883 * loop-unroll.c (var_to_expand): New field to support also
1884 insns of the form x = something + x.
1885 (analyze_insn_to_expand_var): Use it.
1886 (expand_var_during_unrolling): Likewise.
1888 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1890 * predict.c: Include pointer-set.h.
1891 (bb_predictions): New variable.
1892 (tree_predicted_by_p, tree_predict_edge,
1893 remove_predictions_associated_with_edge): Use bb_predictions map
1894 instead of bb->predictions.
1895 (clear_bb_predictions, assert_is_empty): New functions.
1896 (combine_predictions_for_bb): Use bb_predictions map. Call
1897 clear_bb_predictions.
1898 (tree_estimate_probability): Create and free bb_predictions map.
1899 * Makefile.in (predict.o): Add pointer-set.h dependency.
1900 * basic-block.h (struct basic_block_def): Remove predictions
1902 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
1904 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1907 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
1910 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1912 * timevar.c (timevar_print): Change reference of --disable-checking to
1913 --enable-checking=release. Also warn if assert checking is disabled.
1915 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1918 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
1919 decl as addressable if the compound literal was marked as
1921 Mark the decl as a gimple register if it is a complex or
1922 vector decl and does not live in memory.
1924 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1926 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
1927 (GENERIC_NEXT): New function macro.
1928 (PHI_CHAIN): Use phi_node's new chain variable.
1929 (tree_phi_node): Change tree_common to tree_base
1930 and add the chain field.
1931 * tree-phinodes.c (make_phi_node): Don't set
1932 TREE_TYPE on the new node.
1933 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
1934 instead of checking GIMPLE_TUPLE_P in chain_next.
1935 * tree-vect-transform.c
1936 (get_initial_def_for_induction): Look at
1937 PHI_RESULT_TREE for the type of the phi node.
1938 (update_vuses_to_preheader): Use PHI_CHAIN
1939 instead of TREE_CHAIN on the phi node.
1940 * tree-ssa-structalias.c (compute_points_to_sets):
1942 (ipa_pta_execute): Likewise.
1944 2007-04-21 Richard Guenther <rguenther@suse.de>
1947 * fold-const.c (fold_unary): Call fold_convert_const on the
1950 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
1952 * gcse.c (store_killed_in_insn): Handle PARALLELs.
1953 (store_killed_in_pat): New.
1955 2007-04-20 Richard Henderson <rth@redhat.com>
1958 * config/i386/i386.c (type_has_variadic_args_p): Look for any
1959 TREE_LIST with a void_type_node value, not void_list_node exactly.
1961 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
1963 * doc/standards.texi: Re-arrange into language-specific
1964 subsections. Add a C++ section, documenting which standards we
1967 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1969 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
1970 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
1972 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
1974 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
1975 ecrti.o and crtbegin.o.
1976 (LIB_DEFAULT_SPEC): Include -lc.
1977 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
1979 2007-04-20 Richard Henderson <rth@redhat.com>
1982 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
1983 argument; update all callers.
1984 (get_unaligned_offset): New.
1985 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
1986 get_unaligned_address, just pass on the address directly.
1987 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
1988 the subreg in the helper patterns.
1989 (unaligned_extendqidi_le): Use get_unaligned_offset.
1990 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
1991 (unaligned_extendhidi_be): Likewise.
1992 (unaligned_extendhidi): Tidy.
1993 * config/alpha/alpha-protos.h: Update.
1995 2007-04-20 Richard Henderson <rth@redhat.com>
1997 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
1998 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
1999 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
2000 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2001 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2002 (CPP_SPEC): Don't include %(cpp_subtarget).
2003 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
2004 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2005 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
2007 2007-04-20 Jakub Jelinek <jakub@redhat.com>
2009 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
2010 for __builtin_ia32_cmpordss.
2012 PR tree-optimization/31632
2013 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2014 and arg1 for optimizations of comparison against min/max values.
2015 Fold arg0 to arg1's type for optimizations of comparison against
2016 min+1 and max-1 values.
2018 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
2020 * reload.c (combine_reloads): When trying to use a dying register,
2021 check whether it's uninitialized and don't use if so.
2023 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
2025 * fold-const.c: Remove prototypes for native_encode_expr and
2026 native_interpret_expr.
2027 (native_encode_expr): Make non-static.
2028 (native_interpret_expr): Likewise.
2029 * tree.h: Add prototypes for the above.
2031 2007-04-19 Joseph Myers <joseph@codesourcery.com>
2033 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
2034 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
2035 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
2036 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
2037 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
2038 Add length attributes.
2040 2007-04-19 Janis Johnson <janis187@us.ibm.com>
2042 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
2045 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
2046 __STDC_WANT_DEC_FP__.
2048 2007-04-19 Joseph Myers <joseph@codesourcery.com>
2050 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
2051 for long double compatibility.
2052 * configure: Regenerate.
2054 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
2056 PR rtl-optimization/29841
2057 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
2059 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
2060 that may cause control flow transfer from being moved.
2062 2007-04-18 Jan Hubicka <jh@suse.cz>
2064 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
2067 2007-04-18 Eric Christopher <echristo@apple.com>
2069 * config/rs6000/darwin.md (load_macho_picbase): Use link register
2070 only. Update operands.
2071 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
2072 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
2073 link register to pic register.
2075 2007-04-18 Dirk Mueller <dmueller@suse.de>
2078 * tree-vrp.c (search_for_addr_array): New.
2079 (check_array_bounds): Suppress warning about
2080 address taken of array refs if its not de-referenced.
2082 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2084 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
2085 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
2087 * tree-vectorizer.h (NITERS_KNOWN_P): New.
2088 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
2089 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
2091 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
2093 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
2095 (vect_analyze_scalar_cycles): Fix indentation.
2096 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
2097 (vect_mark_relevant): Include phis in relevance analysis.
2099 * tree-vect-transform.c (vect_transform_loop): Add an assert.
2101 2007-04-18 Anatoly Sokolov <aesok@post.ru>
2103 * config/avr/avr.c (ptrreg_to_str): Replace error() with
2104 output_operand_lossage().
2106 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2108 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
2109 the unused code for reduction without adjust-in-epilog to simplify the
2112 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
2114 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
2115 (S390_TDC_NEGATIVE_ZERO): New constant.
2116 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
2117 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
2118 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
2119 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
2120 (S390_TDC_POSITIVE_INFINITY): New constant.
2121 (S390_TDC_NEGATIVE_INFINITY): New constant.
2122 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
2123 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
2124 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
2125 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
2126 (S390_TDC_INFINITY): New constant.
2127 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
2128 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
2129 optimization for UNSPEC_CCZ_TO_INT.
2130 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
2131 ("*ccz_to_int"): New insn.
2132 ("isinf<mode>2"): New insn.
2133 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
2134 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
2135 (UNSPEC_CCZ_TO_INT): New constant.
2137 2007-04-18 Richard Guenther <rguenther@suse.de>
2139 PR tree-optimization/19431
2140 PR tree-optimization/21463
2141 * tree-pass.h (pass_phiprop): Declare.
2142 * passes.c (init_optimization_passes): New phiprop pass.
2143 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
2144 (phivn_valid_p): New helper function.
2145 (phiprop_insert_phi): Likewise.
2146 (propagate_with_phi): Likewise.
2147 (tree_ssa_phiprop): New propagator propagating loads
2148 through phi nodes if profitable.
2150 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2152 * tree-vect-analyze.c (process_use): New function.
2153 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
2154 Check phis in all bbs.
2155 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
2158 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
2160 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
2163 2007-04-17 Anatoly Sokolov <aesok@post.ru>
2166 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
2169 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
2171 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
2173 (sse_vmmulv4sf3): Likewise.
2174 (sse2_vmaddv2df3): Likewise.
2175 (sse2_vmmulv2df3): Likewise.
2177 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
2179 PR rtl-optimization/31360
2180 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
2181 (target_reg_cost): New.
2182 (init_set_costs): Initialize target_reg_cost. Add comments
2183 regarding the rationale of the costs.
2184 (global_cost_for_size): Renamed to...
2185 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
2186 of register pressure.
2187 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
2188 estimate_reg_pressure_cost. Add number of ivs.
2189 (determine_set_costs): Dump target_reg_cost.
2190 * loop-invariant.c (gain_for_invariant): Use
2191 estimate_reg_pressure_cost. Removed n_inv_uses argument.
2192 (best_gain_for_invariant, find_invariants_to_move): Remove
2194 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
2195 (target_reg_cost): Declare.
2196 (global_cost_for_size): Declaration removed.
2197 (estimate_reg_pressure_cost): Declare.
2199 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
2201 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
2202 regnos into even/odd register pairs.
2203 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
2204 TDmode similar to the other floating point modes.
2205 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
2206 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
2208 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
2209 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
2210 (movdd_hardfloat64): Use TARGET_MFPGPR.
2212 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
2214 * reload1.c (delete_output_reload): Don't count output in n_inherited.
2217 2005-01-05 Richard Henderson <rth@redhat.com>
2219 * reload1.c (do_input_reload): Restrict the optimization deleteing
2220 a previous output reload to RELOAD_FOR_INPUT.
2222 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
2224 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
2225 induc_vec_info_type.
2226 (vectorizable_induction): New function declaration.
2227 * tree-vect-transform.c (get_initial_def_for_induction): No need to
2228 check if already vectorized. Find first place in BB where new stmts
2229 can be inserted. Takes only one argument.
2230 (vectorizable_induction): New function.
2231 (vect_transform_stmt): Add case for induc_vec_info_type to call
2232 vectorizable_induction.
2233 (vect_transform_loop): Consider phis for vectorization.
2234 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
2236 (analyze_operations): Call vectorizable_induction when analyzing phis.
2238 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
2239 (vect_mark_relevant): Include phis in relevance analysis.
2240 (vect_mark_stmts_to_be_vectorize): Likewise.
2241 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
2243 2007-04-16 Lawrence Crowl <crowl@google.com>
2245 * doc/invoke.texi (Debugging Options): Add documentation for the
2246 -femit-struct-debug options -femit-struct-debug-baseonly,
2247 -femit-struct-debug-reduced, and
2248 -femit-struct-debug-detailed[=...].
2250 * c-opts.c (c_common_handle_option): Add
2251 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
2252 and OPT_femit_struct_debug_detailed_.
2253 * c.opt: Add specifications for
2254 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
2255 and -femit-struct-debug-detailed[=...].
2256 * opts.c (set_struct_debug_option): Parse the
2257 -femit-struct-debug-... options.
2258 * opts.c (matches_main_base, main_input_basename,
2259 main_input_baselength, base_of_path, matches_main_base): Add
2260 variables and functions to compare header base name to compilation
2262 * opts.c (should_emit_struct_debug): Add to determine to emit a
2263 structure based on the option.
2264 (dump_struct_debug) Also disabled function to debug this
2266 * opts.c (handle_options): Save the base name of the
2269 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
2270 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
2271 This hook indicates if a type is generic. Set it by default
2273 * langhooks.h (struct lang_hooks_for_types): Add a new hook
2274 to determine if a struct type is generic or not.
2275 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
2276 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
2277 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
2280 * flags.h (enum debug_info_usage): Add an enumeration to describe
2281 a program's use of a structure type.
2282 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
2283 to indicate the program's usage of the type. Filter structs based
2284 on the -femit-struct-debug-... specification.
2285 (gen_type_die): Split into two routines, gen_type_die and
2286 gen_type_die_with_usage. gen_type_die is now a wrapper
2287 that assumes direct usage.
2288 (gen_type_die_with_usage): Replace calls to gen_type_die
2289 with gen_type_die_with_usage adding the program usage of
2290 the referenced type.
2291 (dwarf2out_imported_module_or_decl): Suppress struct debug
2292 information using should_emit_struct_debug when appropriate.
2294 2007-04-16 Ian Lance Taylor <iant@google.com>
2296 PR tree-optimization/31522
2297 * tree-vrp.c (vr_phi_edge_counts): New static variable.
2298 (vrp_initialize): Allocate vr_phi_edge_counts.
2299 (vrp_visit_phi_node): Don't push to infinity if we saw a new
2300 executable edge. Drop test for all constants.
2301 (vrp_finalize): Free vrp_phi_edge_counts.
2303 * doc/cpp.texi (Common Predefined Macros): Clarify description of
2304 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
2306 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
2307 predecessors at head rather than tail.
2309 2007-04-16 Matthias Klose <doko@debian.org>
2311 * config/alpha/linux.h (CPP_SPEC): Define.
2312 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
2314 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
2316 * function.h: Remove sequence_stack extern declaration.
2318 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
2320 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
2322 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
2325 2007-04-16 Anatoly Sokolov <aesok@post.ru>
2327 * config/avr/avr.c (avr_arch_types): Rearranging array.
2328 (enum avr_arch): Add.
2329 (avr_mcu_types): Use avr_arch enumeration constants instead of
2331 * config/avr/avr.h (LINK_SPEC): Simplify.
2333 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
2335 * config/m68k/m68k.c (m68k_libcall_value,
2336 m68k_function_value): Use macros for register names more.
2338 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
2340 (M68K_REGNAME): Use A6_REG.
2341 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
2343 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2346 * sched-int.h (struct deps): Split field 'pending_lists_length' into
2347 'pending_read_list_length' and 'pending_write_list_length'. Update
2349 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
2350 to handle two length counters instead of one. Update all uses.
2351 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
2352 two length counters instead of one.
2353 * sched-rgn.c (propagate_deps): Update to handle two length counters
2356 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
2359 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
2360 copy of source, pass it to ix86_expand_vector_set and return
2363 2007-04-16 David Ung <davidu@mips.com>
2364 Joseph Myers <joseph@codesourcery.com>
2366 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
2367 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
2368 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
2369 Add 74K processor information.
2370 * config/mips/mips.md: Include 74k.md.
2371 (cpu): Add 74kc,74kf,74kx.
2372 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
2373 * config/mips/74k.md: New.
2374 * doc/invoke.texi (MIPS Options): Document 74K support.
2376 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
2378 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
2379 vectorizable_* functions.
2380 * tree-vect-transform.c (vectorizable_call): Add check for
2381 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
2382 (vectorizable_store): likewise.
2383 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
2385 (vectorizable_operation, vectorizable_type_demotion): Likewise.
2386 (vectorizable_type_promotion, vectorizable_load): Likewise.
2387 (vectorizable_live_operation, vectorizable_condition): Likewise.
2388 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
2390 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
2392 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2394 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
2395 register numbers more.
2396 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
2397 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
2398 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
2399 FUNCTION_VALUE_REGNO_P): Likewise.
2400 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
2401 STATIC_CHAIN_REGNUM): Likewise.
2402 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
2403 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
2404 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
2405 * config/m68k/m68k.md (FP_REG): New.
2407 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2409 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
2412 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2414 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
2415 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
2418 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2420 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
2423 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2426 * c-decl.c (finish_decl): Grab the type of the decl after the call
2427 to store_init_value.
2429 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
2431 * common.opt (fforward-propagate): Fix "Optimization" annotation.
2433 2007-04-14 Jakub Jelinek <jakub@redhat.com>
2436 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
2437 post dominators and cleanup cfg before returning.
2439 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
2441 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
2442 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
2444 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
2446 * config.gcc: Recognize fido.
2447 * config/m68k/m68k-devices.def (fidoa): New.
2448 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
2450 (FL_FIDOA, TARGET_FIDOA): New.
2451 * config/m68k/m68k.opt (mfidoa): New.
2453 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2456 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
2457 when a personality function is used.
2459 2007-04-13 Bob Wilson <bob.wilson@acm.org>
2461 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
2463 2007-04-13 Mike Stump <mrs@apple.com>
2465 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
2467 * config/darwin.opt (fapple-kext): Make C++ only.
2468 * config/darwin.c (darwin_override_options): Remove code to ensure
2469 -fapple-kext is given for C++ only.
2471 2007-04-13 Richard Sandiford <richard@codesourcery.com>
2473 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
2474 * config/mips/mips.c (override_options): Call
2475 SUBTARGET_OVERRIDE_OPTIONS, if defined.
2477 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2479 * config/i386/i386.opt (msvr3-shlib): Removed.
2481 * doc/invoke.texi: Remove -msvr3-shlib.
2483 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2485 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
2486 with "popcnt" instruction.
2488 2007-04-13 Richard Guenther <rguenther@suse.de>
2490 PR tree-optimization/21258
2491 * tree-vrp.c (compare_case_labels): New helper.
2492 (find_switch_asserts): New function.
2493 (find_assert_locations): Call it for SWITCH_EXPRs.
2495 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
2497 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
2498 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
2499 check is now implied in X87_FLOAT_MODE_P.
2500 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2501 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2502 (fix_trunc<mode>_i386_fisttp): Ditto.
2503 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2504 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2505 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2506 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2507 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2508 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2509 (unnamed_splitters): Ditto.
2510 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
2511 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
2512 FIRST_SSE_REG for local functions when SSE math is enabled or
2513 for functions with sseregparm attribute.
2514 (standard_80387_constant_p): Return -1 if mode is not
2516 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
2517 (ix86_expand_compare): Ditto.
2518 (ix86_expand_carry_flag_compare): Ditto.
2519 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
2520 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
2521 DECIMAL_FLOAT_MODE_P.
2522 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
2523 of SCALAR_FLOAT_MODE_P.
2524 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
2525 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
2526 checks before FLOAT_MODE_P.
2527 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
2528 before FLOAT_MODE_P.
2533 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
2535 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
2536 Charles Wilson <libtool@cwilson.fastmail.fm>
2538 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
2539 (libgcc.mvars): Don't depend on them.
2540 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
2541 * exec-tool.in: New.
2543 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
2545 * doc/invoke.text (--help): Document --help=common.
2547 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
2549 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
2551 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2553 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
2554 * genemit.c (main): Emit #include "integrate.h".
2555 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
2556 (LOADGP_RTP): New mips_loadgp_style.
2557 * config/mips/mips.h: Include config/vxworks-dummy.h.
2558 (TARGET_RTP_PIC): New macro.
2559 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
2560 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
2561 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
2563 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
2564 -mvxworks-pic when using -mrtp and a PIC option.
2565 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
2567 (mips_symbolic_constant_p, mips_symbolic_address_p)
2568 (mips_symbol_insns): Handle SYMBOL_HALF.
2569 (override_options): Warn about -G and -mrtp being used together.
2570 Initialize mips_lo_relocs[SYMBOL_HALF].
2571 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
2572 (mips_emit_loadgp): Handle LOADGP_RTP.
2573 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
2574 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
2575 (tablejump): Handle function-relative case table entries if
2577 * config/mips/predicates.md (symbol_ref_operand): New predicate.
2579 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2581 * config/mips/mips.md (load_call<mode>): Allow any general register.
2583 (sibcall_value_internal, sibcall_value_multiple_internal)
2584 (call_value_internal, call_value_split, call_value_multiple_internal)
2585 (call_value_multiple_split): Remove constraints from operand 0.
2587 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2589 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
2590 rather than loadgp_noshared.
2591 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
2592 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
2594 * config/mips/mips.md (loadgp): Rename to...
2595 (loadgp_newabi): ...this.
2596 (loadgp_noshared): Rename to...
2597 (loadgp_absolute): ...this.
2599 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2601 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
2602 false for locally-binding symbols.
2603 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
2605 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2607 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
2608 (SYMBOL_GOT_PAGE_OFST): ...this.
2609 (SYMBOL_GOT_GLOBAL): Rename to...
2610 (SYMBOL_GOT_DISP): ...this.
2611 (SYMBOL_GOTOFF_GLOBAL): Rename to...
2612 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
2613 * config/mips/mips.c (mips_global_symbol_p): New function.
2614 (mips_symbol_binds_local_p): Likewise.
2615 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
2616 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
2617 and mips_symbol_binds_local_p.
2618 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
2619 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
2620 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
2622 (mips_ok_for_lazy_binding_p): New function.
2623 (mips_load_call_address, mips_expand_call): Use it.
2624 (mips_dangerous_for_la25_p): Likewise.
2625 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
2626 (*got_disp<mode>): Use got_disp_operand instead of
2627 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
2628 SYMBOL_GOTOFF_GLOBAL.
2629 (*got_page<mode>): Use got_page_ofst_operand instead of
2631 * config/mips/predicates.md (const_call_insn_operand): Use
2632 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
2633 (global_got_operand): Rename to...
2634 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
2636 (local_got_operand): Rename to...
2637 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
2638 of SYMBOL_GOT_LOCAL.
2640 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2642 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
2643 TARGET_CALL_CLOBBERED_GP.
2644 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2645 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
2646 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
2647 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
2648 of TARGET_ABICALLS && !TARGET_NEWABI.
2649 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2650 * config/mips/mips.c (mips_load_call_address): Check
2651 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2652 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2653 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2654 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
2655 TARGET_ABICALLS && TARGET_NEWABI.
2656 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
2658 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
2659 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
2660 TARGET_ABICALLS && TARGET_NEWABI.
2661 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
2662 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
2663 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
2664 whether indirect calls must use $25.
2665 (mips_extra_live_on_entry): Check TARGET_GOT instead of
2667 * config/mips/mips.md (jal_macro): Check flag_pic and
2668 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
2669 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
2670 instead of TARGET_ABICALLS.
2671 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
2672 TARGET_ABICALLS && TARGET_OLDABI.
2673 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2674 (sibcall): In the comment above the define_insn, mention
2675 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
2676 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
2677 instead of TARGET_ABICALLS.
2679 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2681 * doc/md.texi (Blackfin family constraints): Document PA and PB.
2682 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
2683 (MACFLAGS_MATCH_P): New macro.
2684 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
2685 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
2686 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
2687 the other MACFLAG constants.
2688 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
2689 (flag_machi): Tighten constraints. Renumber some of the operands.
2690 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
2692 (flag_machi_parts_acconly): New pattern.
2693 (flag_macinithi): Tighten constraints. Allow any accumulator to be
2695 (flag_macinit1hi): Tighten constraints.
2696 (flag_mul_macv2hi_parts_acconly): New pattern.
2698 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
2699 Use a more efficient implementation.
2700 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
2701 inline sequences when not optimizing for size.
2703 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
2704 movhi_high2low): Delete, merge functionality into...
2705 (packv2hi): ... this pattern.
2707 2007-02-11 Jie Zhang <jie.zhang@analog.com>
2708 * config/bfin/bfin.opt (msim): New option.
2709 (mcpu=): New option.
2710 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
2711 (bfin_cpu_t): Typedef of enum bfin_cpu.
2712 (bfin_cpu_type): New declaration.
2713 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
2714 -msim and -mcpu= options.
2715 (LIB_SPEC): Likewise.
2716 * config/bfin/bfin.c (bfin_cpu_type): Define.
2717 (bfin_handle_option): Handle -mcpu= option.
2718 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
2719 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
2720 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
2722 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2724 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
2725 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
2726 (powerpc-wrs-vxworksae): Use ${tm_file}.
2727 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
2728 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
2729 * config/i386/vx-common.h: New file.
2731 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2733 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
2736 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
2738 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
2741 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
2745 * c-common.c (c_build_qualified_type): Set canonical type
2748 2007-04-12 Richard Guenther <rguenther@suse.de>
2750 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
2751 lower bound and element size if lower bound is not zero
2752 or either of the ARRAY_REF operands is set.
2754 2007-04-12 Richard Guenther <rguenther@suse.de>
2756 PR tree-optimization/24689
2757 PR tree-optimization/31307
2758 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
2760 * gimplify.c (canonicalize_addr_expr): To be consistent with
2761 gimplify_compound_lval only set operands two and three of
2762 ARRAY_REFs if they are not gimple_min_invariant. This makes
2763 it never at this place.
2764 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
2766 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2768 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
2769 null before emitting a .nsubspa directive.
2771 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2773 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
2774 need_to_partition_p if there are no memory statements in the
2777 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2779 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
2780 (gcd_of_steps_may_divide_p): New function.
2781 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
2783 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2785 * reload.c (find_reloads_toplev, find_reloads_address,
2786 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
2787 not a pointer equality test, to decide if we need to call
2788 push_reg_equiv_alt_mem.
2790 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
2792 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
2793 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
2794 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
2796 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2798 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
2799 vector to be positive.
2801 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2805 * doc/invoke.texi: Document --params max-aliased-vops and
2807 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
2808 debug_memory_partitions): Move to tree-flow.h
2809 * params.h (AVG_ALIASED_VOPS): Define.
2810 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
2812 (mp_info_t): Likewise.
2813 (get_mem_sym_stats_for): New.
2814 (set_memory_partition): Move from tree-flow-inline.h.
2815 (mark_non_addressable): Only clear the set of symbols for the
2816 partition if it exists.
2817 (dump_memory_partitions): Move from tree-ssa-operands.c
2818 (debug_memory_partitions): Likewise.
2819 (need_to_partition_p): New.
2820 (dump_mem_ref_stats): New.
2821 (debug_mem_ref_stats): New.
2822 (dump_mem_sym_stats): New.
2823 (debug_mem_sym_stats): New.
2824 (update_mem_sym_stats_from_stmt): New.
2825 (compare_mp_info_entries): New.
2826 (mp_info_cmp): Call it.
2827 (sort_mp_info): Change argument to a list of mem_sym_stats_t
2829 (get_mpt_for): Move from tree-ssa-operands.c.
2830 (find_partition_for): New.
2831 (create_partition_for): Remove.
2832 (estimate_vop_reduction): New.
2833 (update_reference_counts): New.
2834 (build_mp_info): New.
2835 (compute_memory_partitions): Refactor.
2836 Document new heuristic.
2837 Call build_mp_info, update_reference_counts,
2838 find_partition_for and estimate_vop_reduction.
2839 (compute_may_aliases): Populate virtual operands before
2840 calling debugging dumps.
2841 (delete_mem_sym_stats): New.
2842 (delete_mem_ref_stats): New.
2843 (init_mem_ref_stats): New.
2844 (init_alias_info): Call it.
2845 (maybe_create_global_var): Remove alias_info argument.
2846 Get number of call sites and number of pure/const call sites
2847 from gimple_mem_ref_stats().
2848 (dump_alias_info): Call dump_memory_partitions first.
2849 (dump_points_to_info_for): Show how many times a pointer has
2851 * opts.c (decode_options): For -O2 set --param
2852 max-aliased-vops to 500.
2853 For -O3 set --param max-aliased-vops to 1000 and --param
2854 avg-aliased-vops to 3.
2855 * fortran/options.c (gfc_init_options): Remove assignment to
2857 * tree-flow-inline.h (gimple_mem_ref_stats): New.
2858 * tree-dfa.c (dump_variable): Dump memory reference
2860 Dump NO_ALIAS* settings.
2861 (referenced_var_lookup): Tidy.
2862 (mem_sym_stats): New.
2863 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
2864 and ORIG are different SSA names for a memory partition.
2865 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
2866 * tree-flow.h (struct mem_sym_stats_d): Define.
2867 (mem_sym_stats_t): Define.
2868 (struct mem_ref_stats_d): Define.
2869 (struct gimple_df): Add field mem_ref_stats.
2870 (enum noalias_state): Define.
2871 (struct var_ann_d): Add bitfield noalias_state.
2872 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
2873 debug_mem_ref_stats, debug_memory_partitions,
2874 debug_mem_sym_stats): Declare.
2875 * tree-ssa-structalias.c (update_alias_info): Update call
2876 sites, pure/const call sites and asm sites in structure
2877 returned by gimple_mem_ref_stats.
2878 Remove local variable IS_POTENTIAL_DEREF.
2879 Increase NUM_DEREFS if the memory expression is a potential
2881 Call update_mem_sym_stats_from_stmt.
2882 If the memory references memory, call
2883 update_mem_sym_stats_from_stmt for all the direct memory
2884 symbol references found.
2885 (intra_create_variable_infos): Set noalias_state field for
2886 pointer arguments according to the value of
2887 flag_argument_noalias.
2888 * tree-ssa-structalias.h (struct alias_info): Remove fields
2889 num_calls_found and num_pure_const_calls_found.
2890 (update_mem_sym_stats_from_stmt): Declare.
2891 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
2892 Set default value to 100.
2893 (PARAM_AVG_ALIASED_VOPS): Define.
2895 2007-04-11 Richard Guenther <rguenther@suse.de>
2898 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
2899 a * -b + c as c - a * b if we honor sign dependent rounding.
2901 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2903 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
2905 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
2906 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
2908 (initialize_trampoline): Don't use old-style function definition.
2909 (bfin_secondary_reload): Mark IN_P argument as unused.
2911 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
2913 PR tree-optimization/31343
2914 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
2915 (build_polynomial_chrec): Return a scalar when the evolution is zero.
2916 * testsuite/gcc.dg/vect/pr31343.c: New.
2918 2007-04-10 Eric Christopher <echristo@apple.com>
2920 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
2921 * config/i386/i386.md (*cmpfp0): Use.
2922 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2923 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2924 (fix_trunc<mode>_i386_fisttp): Ditto.
2925 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2926 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2927 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2928 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2929 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2930 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2931 (unnamed_splitters): Ditto.
2932 * config/i386/i386.c (output_fix_trunc): Assert that
2933 we're not being passed a TFmode operand.
2935 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
2937 PR tree-optimization/31526
2938 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
2939 n_basic_blocks to find newly added blocks.
2941 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
2943 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
2945 (fix_trunc<mode>si_sse): Ditto.
2946 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
2947 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
2948 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
2949 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
2950 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
2951 expander using SSEMODEF mode macro.
2952 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
2953 expander using SSEMODEF mode macro.
2954 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
2955 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
2956 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
2957 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
2958 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
2959 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
2960 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
2961 Macroize insn using X87MODEF mode macro.
2963 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
2965 * config/i386/sse.md (sse2_pinsrw): Removed.
2966 (sse2_pextrw): Renamed to ...
2967 (*sse2_pextrw): This.
2969 2007-04-09 Jan Hubicka <jh@suse.cz>
2972 * config/i386/sse.md
2973 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
2974 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
2975 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
2976 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
2978 2007-04-09 Jan Hubicka <jh@suse.cz>
2980 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
2981 multiple fields of union.
2983 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
2985 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
2986 (create_preheaders): Check that loops are available.
2987 (fix_loop_structure): Clean up, improve comments.
2988 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
2989 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
2991 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
2992 * predict.c (tree_estimate_probability): Do not call
2993 calculate_dominance_info. Call create_preheaders.
2994 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
2995 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
2997 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
2998 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
2999 * tree-cfg.c (tree_split_edge): Make an assert more precise.
3000 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
3003 2007-04-08 Jan Hubicka <jh@suse.cz>
3005 * tree.h (maybe_fold_offset_to_component_ref): Declare.
3006 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
3007 * fold-const.c (fold_unary): Use it.
3009 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3011 * varasm.c (assemble_variable): Remove call to
3012 lang_hooks.decls.prepare_assemble_variable.
3013 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
3014 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
3015 * langhooks.h (lang_hooks_for_decls): Remove
3016 prepare_assemble_variable.
3018 2007-04-08 Mike Stump <mrs@apple.com>
3020 * config/i386/i386.c: Use inc/dec on Core2.
3022 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
3024 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
3025 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
3026 lhd_tree_inlining_end_inlining): Remove.
3027 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
3028 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
3030 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
3031 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
3032 lhd_tree_inlining_end_inlining): Remove prototypes.
3033 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
3034 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
3035 LANG_HOOKS_TREE_INLINING_START_INLINING,
3036 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
3038 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
3041 2007-04-08 Anatoly Sokolov <aesok@post.ru>
3044 * config/avr/predicates.md (io_address_operand): Delete predicate.
3045 (low_io_address_operand): Don't use 'mode' argument.
3046 (higth_io_address_operand): Rename ...
3047 (high_io_address_operand): ... to this. Don't use 'mode' argument.
3048 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
3051 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
3053 Revert change removing staticp.
3055 2007-04-07 Anatoly Sokolov <aesok@post.ru>
3058 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
3061 2007-04-07 Bruce Korb <bkorb@gnu.org>
3063 * c.opt: Add -Wformat-contains-nul.
3064 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
3066 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
3067 the NUL byte warning.
3069 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
3071 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
3073 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
3075 * tree.c (staticp): No longer use staticp langhook.
3076 * langhooks.c (lhd_staticp): Removed.
3077 * langhooks.h (struct lang_hooks): Remove staticp.
3078 * c-common.c (c_staticp): Remove.
3079 * c-common.h (c_staticp): Ditto.
3080 * langhooks-defs.h (lhd_staticp): Ditto.
3081 (LHD_HOOKS_STATICP): Ditto
3082 * tree.h (gcc_assert_lowered): New macro.
3084 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
3086 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
3087 argument "reliable".
3088 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
3089 Add argument "reliable". Propagate it through calls.
3090 (infer_loop_bounds_from_undefined): Derive number of iterations
3091 estimates from references in blocks that do not dominate loop latch.
3092 (gcov_type_to_double_int): New function.
3093 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
3094 and expected_loop_iterations_unbounded.
3095 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
3096 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
3097 * tree-data-ref.c (estimated_loop_iterations): Export.
3098 (get_references_in_stmt): Fix -- do not return addresses of local
3100 * cfgloop.h (expected_loop_iterations_unbounded,
3101 estimated_loop_iterations): Declare.
3103 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
3105 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
3107 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
3109 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
3110 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
3111 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
3112 Use output_387_reg_move().
3113 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
3114 expander using X87MODEF12 mode macro.
3115 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
3116 choosing register preferences. Use output_387_reg_move().
3117 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
3118 instead of "x". Use output_387_reg_move().
3119 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
3120 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
3121 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
3122 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
3123 Use output_387_reg_move().
3124 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
3126 (*truncxf?f_i387 splitter): Ditto.
3128 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
3130 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3131 LANG_HOOKS_SAFE_FROM_P.
3132 * expr.c (safe_from_p): Remove langhook call.
3133 * langhooks.h (lang_hooks): Remove safe_from_p.
3134 (lhd_safe_from_p): Remove prototype.
3135 * langhooks.c (lhd_safe_from_p): Remove.
3137 2007-04-06 Jan Hubicka <jh@suse.cz>
3139 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
3142 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
3144 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
3145 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
3146 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
3147 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
3149 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
3150 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
3152 2007-04-05 Richard Henderson <rth@redhat.com>
3154 * config/alpha/alpha.c (print_operand) [+]: Remove.
3155 (alpha_end_function): Print nop if call at end of function.
3156 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
3157 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
3158 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
3159 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
3160 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
3161 the call pattern. Update peepholes to match.
3163 2007-04-05 Janis Johnson <janis187@us.ibm.com>
3165 * doc/extend.texi (Other Builtins): Add decimal float variants
3167 * builtins.def: Ditto.
3168 * builtins.c (expand_builtin): Ditto.
3170 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
3171 H.J. Lu <hongjiu.lu@intel.com>
3174 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
3175 of V8HImode when calling ix86_binary_operator_ok.
3176 (sse2_pmaddwd): Call ix86_binary_operator_ok.
3177 (sdot_prodv8hi): Operands 1 and 2 must be register.
3179 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3181 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
3182 initialize align to silence bogus warning.
3184 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3187 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
3189 (struct sra_walk_fns): Remove use_all parameter from use.
3190 (sra_hash_tree): Handle BIT_FIELD_REFs.
3191 (sra_elt_hash): Don't hash bitfld blocks.
3192 (sra_elt_eq): Skip them in parent compares as well. Handle
3194 (sra_walk_expr): Don't maintain or pass down use_all_p.
3195 (scan_use): Remove use_all parameter.
3196 (scalarize_use): Likewise. Re-expand assignment to
3197 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
3198 output, and re-scalarize after output. Don't mark anything
3200 (scalarize_ldst): Adjust.
3201 (scalarize_walk_gimple_modify_statement): Likewise.
3202 (build_element_name_1): Handle BIT_FIELD_REFs.
3203 (instantiate_element): Don't warn for any element whose parent
3205 (instantiate_missing_elements_1): Return the sra_elt.
3206 (canon_type_for_field): New.
3207 (try_instantiate_multiple_fields): New.
3208 (instantiate_missing_elemnts): Use them.
3209 (mark_no_warning): Removed.
3210 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3211 (REPLDUP, sra_build_elt_assignment): New.
3212 (generate_copy_inout): Use them.
3213 (generate_element_copy): Likewise. Handle bitfld differences.
3214 (generate_element_zero): Don't recurse for blocks. Use
3215 sra_build_elt_assignment.
3216 (generate_one_element_int): Take elt instead of var. Use
3217 sra_build_elt_assignment.
3218 (generate_element_init_1): Adjust.
3219 (scalarize_use, scalarize_copy): Use REPLDUP.
3220 (scalarize_ldst): Move assert before dereference.
3221 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3223 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
3225 * regmove.c: Fix unused variable warnings due to previous commit.
3227 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
3229 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
3230 (regmove_bb_head): Remove.
3231 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
3232 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
3233 problems with fixup_match_1.
3234 Don't initialize/free regmove_bb_head.
3236 (reg_is_remote_constant_p): If an insn is in the same basic block
3237 but not before INSN, consider it remote, too.
3239 2007-04-05 Anatoly Sokolov <aesok@post.ru>
3242 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
3243 DECL_ASSEMBLER_NAME, not the DECL_NAME.
3245 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
3247 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
3248 (CONDITIONAL_REGISTER_USAGE): Likewise.
3250 2007-04-04 Richard Henderson <rth@redhat.com>
3252 * config/alpha/lib1funcs.asm: Remove unused file.
3254 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3257 * opts.c (print_specific_help): Fix --help=<language>
3259 (common_handle_option): Support --help=common.
3261 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3264 * gcc.c (main): Do not run the linker if
3265 print_subprocess_help indicates that it shouldn't be
3268 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3271 * doc/invoke.texi (--help=): Document <languages> value, fix
3272 formatting in tables of values.
3274 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
3276 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
3277 dllimport attribute of virtual methods.
3279 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
3281 * config/score/crti.asm: Change _bss_start to __bss_start.
3282 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
3283 (OUTGOING_REG_PARM_STACK_SPACE) update.
3284 * config/score/score.opt: add options to make backend support
3285 score5, score5u, score7 and score7d.
3286 * config/score/score.md: Likewise.
3287 * config/score/misc.md: Likewise.
3288 * config/score/mac.md: Likewise.
3289 * doc/invoke.texi: Likewise.
3290 * doc/md.texi: update constraints define.
3292 2007-04-03 Richard Henderson <rth@redhat.com>
3294 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
3295 an appropriate type, use the mode instead.
3297 2007-04-03 Richard Sandiford <richard@codesourcery.com>
3299 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
3300 Set the default --with-arch setting to mips2.
3301 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
3302 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3303 (MULTILIB_OSDIRNAMES): Delete.
3304 (MULTILIB_DIRNAMES): Define.
3305 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
3306 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
3307 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
3308 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
3309 VXWORKS_OS_CPP_BUILTINS.
3310 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
3311 (MIPS_DEBUGGING_INFO): Undefine.
3312 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
3314 2007-04-03 Jakub Jelinek <jakub@redhat.com>
3317 * fold-const.c (native_encode_real): Encode real.c provided longs
3318 as a series of 32-bit native integers.
3319 (native_interpret_real): Interpret buffer as a series of 32-bit
3322 2007-04-03 Richard Guenther <rguenther@suse.de>
3324 * genpreds.c (write_insn_constraint_len): Write function
3325 optimized for CONSTRAINT_LEN implementation.
3326 (write_tm_preds_h): Output insn_constraint_len inline and
3327 use it for CONSTRAINT_LEN.
3328 (write_insn_preds_c): Don't output insn_constraint_len.
3329 * doc/md.texi (define_register_constraint): Document multi-letter
3330 constraints shall have the same length if they start with the same
3333 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
3336 * config/i386/i386.md (isinf<mode>2): Expand only when
3337 TARGET_C99_FUNCTIONS is set.
3339 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
3341 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
3342 (x86_64-*-linux*): Ditto.
3343 * config/i386/i386.opt (mpc): New option.
3344 * config/i386/i386.c (overrride_options): Handle
3345 ix87_precision_string.
3346 * config/i386/crtprec.c: New file.
3347 * config/i386/t-crtpc: Ditto.
3348 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
3350 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
3351 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3352 crtprec32.o, crtprec64.o and crtprec80.o.
3354 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
3356 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
3358 2007-04-02 Eric Christopher <echristo@apple.com>
3360 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
3361 limitations on darwin.
3363 2007-04-02 Anatoly Sokolov <aesok@post.ru>
3366 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
3368 2007-04-02 Dave Korn <dave.korn@artimi.com>
3370 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
3372 2007-04-02 Dave Korn <dave.korn@artimi.com>
3374 * libgcc2.h (exception_descriptor): Don't forward-declare.
3375 (__get_eh_table_language, __get_eh_table_version): Delete
3376 prototypes of long-dead functions.
3378 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
3380 * ebitmap.h: New file
3381 * ebitmap.c: New file
3382 * Makefile.in (ebitmap.o): New target.
3384 2007-04-01 Jan Hubicka <jh@suse.cz>
3386 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
3387 before very first instruction.
3389 2007-04-01 Jan Hubicka <jh@suse.cz>
3391 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
3392 waring on 64bit hosts.
3393 * bitmap.h: Fix typo in bitmap_head_def.
3395 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
3397 PR rtl-optimization/31391
3398 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
3399 into a DELETED_LABEL note, and the label is in an empty basic
3400 block, update BB_END as well as BB_HEAD.
3402 2007-04-01 Richard Henderson <rth@redhat.com>
3404 PR tree-optimization/31169
3405 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
3406 to varying if the range is outside [0, prec-1].
3408 2007-04-01 Richard Sandiford <richard@codesourcery.com>
3411 * config/mips/mips.md (load_const_gp): New insn.
3412 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
3413 the MIPS16 GP pseudo register if no_new_pseudos.
3414 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
3416 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3419 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
3421 (call_value): Likewise.
3423 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
3424 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3427 * doc/invoke.texi: (optimization options): Reword description
3428 of -ffast-math. Document its primary purpose.
3430 2007-03-31 Richard Guenther <rguenther@suse.de>
3432 * omp-low.c (splay-tree.h): Include.
3433 (lookup_decl): Replace splay-tree usage by pointer-map.
3434 (maybe_lookup_decl): Likewise.
3435 (new_omp_context): Likewise.
3436 (delete_omp_context): Likewise.
3437 * gimplify.c (splay-tree.h): Include.
3438 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
3440 (remap_ssa_name): Likewise.
3441 (remap_decl): Likewise.
3442 (remap_type_1): Likewise.
3443 (remap_type): Likewise.
3444 (copy_body_r): Likewise.
3445 (expand_call_inline): Likewise.
3446 (clone_body): Likewise.
3447 (copy_tree_r): Likewise.
3448 (remap_save_expr): Likewise.
3449 (unsave_r): Likewise.
3450 (unsave_expr_now): Likewise.
3451 (tree_function_versioning): Likewise.
3452 (build_duplicate_type): Likewise.
3453 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
3454 (struct copy_body_data): Replace splay-tree by pointer-map.
3455 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
3456 not $(SPLAY_TREE_H).
3457 (gimplify.o): Depend on $(SPLAY_TREE_H).
3458 (omp-low.p): Likewise.
3460 2007-03-31 Anatoly Sokolov <aesok@post.ru>
3462 * config/avr/predicates.md (even_register_operand,
3463 odd_register_operand): New predicates.
3464 * config/avr/avr.md (movw peephole2): New.
3465 (movw_r peephole2): New.
3467 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
3469 * tree.h (get_signed_or_unsigned_type): New.
3470 * fold-const.c (operand_equal_for_comparison_p): Use
3471 get_signed_or_unsigned_type instead of
3472 lang_hooks.types.signed_or_unsigned_type.
3473 * expr.c (store_expr): Ditto.
3474 * langhooks.c (get_signed_or_unsigned_type): New.
3475 (lhd_signed_or_unsigned_type): New.
3476 * langhooks.h (lhd_signed_or_unsigned_type): New.
3477 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
3479 2007-03-30 Richard Henderson <rth@redhat.com>
3481 * tree-ssa-loop-ivopts.c: Include target.h.
3482 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
3483 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
3484 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
3485 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
3487 2007-03-30 Richard Henderson <rth@redhat.com>
3488 Kai Tietz <kai.tietz@onevision.com>
3490 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
3492 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
3493 (TARGET_64BIT_MS_ABI): New.
3494 (DBX_REGISTER_NUMBER): Handle 64-bit.
3495 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
3496 (LONG_TYPE_SIZE): Force to 32.
3497 (REG_PARM_STACK_SPACE): New.
3498 (OUTGOING_REG_PARM_STACK_SPACE): New.
3499 (REGPARM_MAX, SSE_REGPARM_MAX): New.
3500 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3501 (STACK_BOUNDARY): Use 128 for 64-bit.
3502 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
3503 Add 64-bit implementation.
3504 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
3506 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
3507 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
3508 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
3509 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
3510 (ix86_handle_cconv_attribute): Don't warn when ignoring if
3511 TARGET_64BIT_MS_ABI.
3512 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
3513 (ix86_pass_by_reference): Likewise.
3514 (ix86_function_value_regno_p): Likewise.
3515 (ix86_build_builtin_va_list): Likewise.
3516 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
3517 (function_arg_advance_ms_64): New.
3518 (function_arg_advance): Call it.
3519 (function_arg_ms_64): New.
3520 (function_arg): Call it.
3521 (function_value_ms_64): New.
3522 (ix86_function_value_1): Call it.
3523 (return_in_memory_ms_64): New.
3524 (ix86_return_in_memory): Call it.
3525 (setup_incoming_varargs_ms_64): New.
3526 (ix86_setup_incoming_varargs): Call it.
3527 (ix86_expand_prologue): Handle 64-bit stack probing.
3528 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
3529 (output_pic_addr_const): Likewise.
3530 (x86_this_parameter): Likewise.
3531 (x86_output_mi_thunk): Likewise.
3532 (x86_function_profiler): Likewise.
3533 (TARGET_STRICT_ARGUMENT_NAMING): New.
3534 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
3535 (TARGET_64BIT_MS_ABI): New.
3536 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
3537 * config/i386/i386.md (allocate_stack_worker): Remove.
3538 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
3539 describe the clobber of eax without a match_scratch.
3540 (allocate_stack_worker_postreload): Remove.
3541 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
3542 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
3543 (allocate_stack_worker_rex64_postreload): Remove.
3544 (allocate_stack): Handle 64-bit.
3545 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
3546 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
3547 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
3548 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
3549 (STANDARD_STARTFILE_PREFIX_1): Likewise.
3550 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
3551 * config.build (x86_64-*-mingw*): New host.
3552 * config.host (x86_64-*-mingw*): New host.
3553 * config.gcc (x86_64-*-mingw*): New target.
3554 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
3556 2007-03-30 Richard Henderson <rth@redhat.com>
3557 Kai Tietz <kai.tietz@onevision.com>
3559 * c-pragma.c (struct def_pragma_macro_value): New.
3560 (struct def_pragma_macro): New.
3561 (pushed_macro_table): New.
3562 (dpm_hash, dpm_eq): New.
3563 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
3564 (init_pragma): Install them.
3565 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3567 2007-03-30 Anatoly Sokolov <aesok@post.ru>
3569 * config/avr/avr.c (avr_override_options): Clear
3570 'flag_delete_null_pointer_checks'.
3572 2007-03-30 Paolo Carlini <pcarlini@suse.de>
3575 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
3576 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
3577 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
3578 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
3579 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
3580 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
3581 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
3583 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
3585 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
3587 * regmove.c: Move all of pass_stack_adjustments from here...
3588 * combine-stack-adj.c: ...to this new file.
3589 * Makefile.in: Add rules for combine-stack-adj.o.
3591 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
3593 PR tree-optimization/31383
3594 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
3595 to have the same length.
3597 2007-03-30 Jan Hubicka <jh@suse.cz>
3600 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
3601 availablility; add more sanity checking; ask varpool only about
3604 2007-03-29 Richard Henderson <rth@redhat.com>
3606 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
3607 to decide, but __SIZEOF_LONG_LONG__.
3609 2007-03-29 Richard Henderson <rth@redhat.com>
3611 * emutls.c (struct __emutls_array): New.
3612 (emutls_destroy): Use it instead of casting element 0 from void*.
3613 (__emutls_get_address): Likewise.
3615 2007-03-29 Richard Henderson <rth@redhat.com>
3617 * varasm.c (initializer_constant_valid_p): Don't deny
3618 DECL_DLLIMPORT_P on functions.
3620 * config/i386/cygming.h: Remove function declarations.
3621 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
3622 (ASM_OUTPUT_LABELREF): Remove.
3623 (COMMON_ASM_OP): Remove.
3624 (ASM_OUTPUT_COMMON): Remove.
3625 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
3626 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
3627 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3628 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
3629 Rename from TARGET_ENCODE_SECTION_INFO.
3630 * config/i386/netware.h: Likewise.
3631 * config/i386/i386-protos.h: Update.
3632 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
3633 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
3634 (legitimate_constant_p): Reject dllimports.
3635 (dllimport_map, get_dllimport_decl): New.
3636 (legitimize_dllimport_symbol): New.
3637 (legitimize_address, ix86_expand_move): Use it.
3638 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
3639 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
3640 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
3641 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
3642 * config/i386/predicates.md (constant_call_address_operand): Only
3643 accept symbols; reject dllimport_p symbols.
3644 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
3645 i386_pe_maybe_record_exported_symbol.
3646 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
3647 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
3648 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
3649 trust the setting of DECL_DLLIMPORT_P.
3650 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
3651 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
3652 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
3653 tidy the argument scanning loop.
3654 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
3655 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
3656 (i386_pe_strip_name_encoding): Remove.
3657 (i386_pe_binds_local_p): New.
3658 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
3659 (i386_pe_output_labelref): Remove.
3660 (i386_pe_asm_output_aligned_decl_common): New.
3661 (i386_pe_maybe_record_exported_symbol): Rename from
3662 i386_pe_record_exported_symbol; check for dllexported symbols.
3664 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
3666 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
3667 add comment explaining why vsnprintf cannot be used.
3669 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
3671 PR tree-optimization/30666
3672 * tree.c (build_complex_type): When creating type names for DWARF2
3673 debug info, create TYPE_DECLs for TYPE_NAME instead of
3675 (build_common_tree_nodes_2): Use build_complex_type when building
3676 predefined complex types, to preserve canonical types.
3678 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
3680 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
3681 (noce_get_alt_condition): Look at it to determine whether to
3682 reverse the condition or not.
3683 (noce_get_condition): Substitute the truth for lies.
3684 (noce_find_if_block): Set the then_else_reversed field.
3686 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
3688 * config/fr30/fr30.md (movdi): Do not accept immediates as the
3689 destination of this insn.
3690 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
3691 than calling gen_rtx_SET directly. Use r0 to hold the value of
3692 'address + 4' rather than a stack based temporary which can be
3695 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3697 * config/s390/s390.c (s390_secondary_input_reload_class,
3698 s390_secondary_output_reload_class): Functions removed.
3699 (s390_secondary_reload): New function.
3700 (TARGET_SECONDARY_RELOAD): Target macro defined.
3701 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
3702 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
3703 * config/s390/s390.md ("reload_outti", "reload_outdi",
3704 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
3705 "reload_out<mode>"): Expanders removed.
3706 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
3707 "reload<mode>_nonoffmem_out"): Expanders added.
3709 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3711 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
3712 SRC->DEST replacement failed anyway.
3714 2007-03-28 Mike Stump <mrs@apple.com>
3716 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
3717 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
3718 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
3720 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3722 * config.gcc: Accept barcelona as a variant of amdfam10.
3723 * config/i386/i386.c (override_options): Likewise.
3724 * doc/invoke.texi: Likewise.
3726 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
3728 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
3729 offsets for BIT_FIELD_REF and COMPONENT_REF.
3731 2007-03-28 Richard Guenther <rguenther@suse.de>
3733 * tree.c (is_global_var): Move ...
3734 * tree-flow-inline.h (is_global_var): ... here.
3735 * tree.h (is_global_var): Remove declaration.
3737 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
3739 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
3741 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
3742 * config/i386/i386.c (ix86_tune_features): Initialize new
3744 * config/i386/predicates.md (promotable_binary_operator): Use
3745 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
3747 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
3750 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
3752 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
3754 * config/fr30/fr30.md (movsi_internal): Change destination
3755 constraint from m to V and add m to the end.
3757 2007-03-28 Christian Bruel <christian.bruel@st.com>
3759 * config/sh/sh.md (movsi_i): Fix type attribute.
3761 2007-03-28 Christian Bruel <christian.bruel@st.com>
3763 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
3764 (movsf_ie): Likewise.
3766 2007-03-28 Christian Bruel <christian.bruel@st.com>
3768 * config.gcc: Add sh4-300 to multilib.
3769 * config/sh/t-mlib-sh4-300: New file.
3771 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
3773 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
3774 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
3776 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
3777 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
3778 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
3779 "fixuns_trunctddi2"): Whitespace fix.
3781 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
3783 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
3784 the definition of struct sh_args.
3785 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
3786 CALL_COOKIE_INT_REG_GET): Likewise.
3788 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
3790 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
3791 transformations are applied successfully.
3793 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
3795 * tree.c (tree_contains_struct): Permit 512 tree codes.
3796 * tree.h (tree_contains_struct): Ditto.
3797 (MAX_TREE_CODES): Ditto.
3798 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
3799 SPARE member to store remaining padding bits.
3801 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3803 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
3806 2007-03-27 Janis Johnson <janis187@us.ibm.com>
3808 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
3809 * configure: Regenerate.
3811 * configure: Regenerate using the correct version of autoconf.
3813 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3815 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
3817 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
3818 regs to "__SP_L__" and "__SP_H__".
3820 2007-03-27 Richard Guenther <rguenther@suse.de>
3822 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
3823 computations with it with a HOST_WIDE_INT variable.
3825 2007-03-26 Mike Stump <mrs@apple.com>
3827 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
3828 objective-c-header, objective-c++-header and objc++-cpp-output
3830 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
3832 2007-03-26 Richard Henderson <rth@redhat.com>
3835 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
3836 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
3837 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
3838 IX86_BUILTIN_PSRLQ128): New.
3839 (ix86_init_mmx_sse_builtins): Add them.
3840 (ix86_expand_builtin): Expand them.
3841 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
3842 operand 2 be TImode.
3843 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
3844 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
3845 _mm_srli_epi64): Mark __B const.
3846 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
3847 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
3848 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
3849 new two-vector shift builtins.
3851 2007-03-26 Ian Lance Taylor <iant@google.com>
3853 PR tree-optimization/31345
3854 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
3855 [+INF, +INF(OVF)] into VARYING.
3857 2007-03-26 Zack Weinberg <zackw@panix.com>
3859 * gengtype-parse.c: New file.
3860 * gengtype-yacc.y: Delete.
3861 * gengtype-lex.l: Don't include gengtype-yacc.h.
3862 Define YY_DECL and yyterminate appropriately for recursive
3863 descent parser. yylval is now a string out-parameter to yylex.
3864 (HWS, EOID): New shorthand.
3865 (IWORD): Add a couple more types.
3866 (yylex): Add a setup stanza. Remove the complex rules for
3867 detecting GTY'ed types and typedefs; replace with simple
3868 keyword detectors. Adjust everything for the changed
3869 definition of yylval. Ignore all pp-directives, not just #define.
3871 (parse_file): Rename yybegin; do not call yyparse.
3873 * gengtype.c (xasprintf): Export again.
3874 (this_file): New. Use everywhere __FILE__ was being used.
3875 (get_lang_bitmap): Special case types defined in gengtype.c.
3876 (do_typedef, new_structure): Suppress definition of certain types.
3877 (new_structure): Improve diagnostics of duplicate definitions.
3878 Make sure location_s is associated with input.h.
3879 (nreverse_pairs, define_location_structures): New functions.
3880 (main): Improve tagging of kludge types. Remove old kludges
3881 for input.h types; use define_location_structures.
3882 * gengtype.h: Update prototypes. Define token codes here.
3883 * Makefile.in: Remove all references to gengtype-yacc.
3884 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
3886 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
3887 add GTY((skip)) to the field that's only conditionally there.
3888 * doc/install.texi: Document that Bison is no longer required
3889 unless building treelang.
3891 * gengtype.c: Don't include gtyp-gen.h.
3892 (srcdir): Declare here.
3893 (base_files, lang_dir_names): Allocate dynamically.
3894 (gt_files, num_gt_files, num_lang_dirs): New globals.
3895 (measure_input_list, read_input_line, read_input_list)
3896 (set_lang_bitmap): New functions.
3897 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
3898 simplify, relying on read_input_list to set up the bitmaps.
3899 (main): Arguments are no longer unused. Check for correct number
3900 of command line arguments, set srcdir and srcdir_len, then call
3901 read_input_list, before doing anything else. No need to worry
3902 about duplicates in main loop.
3903 * configure.ac: Simplify the calculation of all_gtfiles.
3904 Put language tags in there. Don't set or substitute
3905 all_gtfiles_files_langs or all_gtfiles_files_frags.
3906 * Makefile.in: Revamp the way gengtype is invoked, now that it
3907 takes a file on its command line with a much simpler format.
3908 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
3909 (GTFILES): Remove duplicates and C source files.
3910 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
3911 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
3912 * configure: Regenerate.
3914 * gengtype.h: Remove all type definitions to gengtype.c; leave
3915 only definitions of options_p, type_p, and pair_p as opaque
3916 pointers. Update prototypes.
3917 * gengtype.c: Many type definitions moved here from gengtype.h.
3918 Consolidate type definitions at the top of the file.
3919 (xvasprintf): Delete.
3920 (xasprintf): Make static.
3921 (create_nested_pointer_option): Add 'next' parameter.
3922 (create_field_all, create_field_at): New functions.
3923 (create_field): Now a thin wrapper around create_field_all.
3924 (create_optional_field): Rename create_optional_field_ and add
3925 line argument. Original name is now a macro which supplies
3927 (oprintf): Use vsnprintf directly.
3928 (close_output_files): Use fatal rather than perror/exit.
3929 (note_def_vec, note_def_vec_alloc): Use create_field_at.
3930 (main): Set progname. Don't use exit.
3931 * gengtype-yacc.y (struct_fields): Use create_field_at.
3932 (option, optionseqopt): Delete.
3933 (optionseq): Consolidate productions from option here so we
3934 can use the first argument to create_option.
3936 * gengtype-lex.l: Distinguish unions from structures in the
3937 token type. Don't call find_structure; return the tag as a string.
3938 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
3939 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
3940 Reorganize typedef_struct production accordingly.
3941 Use create_nested_ptr_option.
3942 * gengtype.c (create_nested_ptr_option): New function.
3943 * gengtype.h: Declare it.
3945 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
3946 (string_type): Don't declare.
3947 (do_scalar_typedef): Declare.
3948 (create_scalar_type): Update prototype.
3949 * gengtype.c (string_type): Make static.
3950 (scalar_nonchar, scalar_char): New.
3951 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
3952 (resolve_typedef): Use scalar_nonchar for error recovery.
3953 (create_scalar_type): Remove name_len field. Return scalar_char
3954 or scalar_nonchar as appropriate.
3955 (adjust_field_type): Look at scalar_is_char boolean to decide whether
3957 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
3959 (main): Initialize scalar_char and scalar_nonchar before calling
3961 * gengtype-lex.l: Adjust for removal of second argument to
3962 create_scalar_type. Use yylval.s instead of yylval.t when
3964 * gengtype-yacc.y: Type of SCALAR is string. Call
3965 create_scalar_type from type:SCALAR rule. Adjust for removal of
3966 second argument to create_scalar_type.
3968 * vec.h: Remove all #if IN_GENGTYPE blocks.
3969 Add comment saying that changes may require adjustments to gengtype.
3970 * gengtype.c: Don't include coretypes.h or tm.h.
3971 Add comment to inclusion of errors.h.
3972 (note_def_vec, note_def_vec_alloc): New functions.
3973 * gengtype.h: Declare new functions.
3974 * gengtype-lex.l: Don't include coretypes.h.
3975 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
3977 (update_lineno): Remove unnecessary prototype.
3978 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
3979 (VEC rule): Just return VEC_TOKEN.
3980 * gengtype-yacc.y (VEC_TOKEN): New token type.
3981 (type): Add a production for VEC(a,b).
3982 * Makefile.in: Update dependencies.
3984 * gengtype-lex.l: Remove rules for parsing pointer-to-function
3985 typedefs that use the old PARAMS macro.
3987 * gengtype-lex.l: Remove all rules and states relating to yacc
3989 * gengtype-yacc.y: Similarly.
3990 * gengtype.c (note_yacc_type): Delete function.
3991 * gengtype.h: Update prototypes.
3993 2007-03-26 Joseph Myers <joseph@codesourcery.com>
3995 * tree-pretty-print.c (dump_generic_node): Report precision of
3996 unnamed integer types.
3998 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
4000 * ifcvt.c (noce_try_store_flag_constants): Don't check
4001 no_new_pseudos here.
4002 (noce_try_store_flag_constants): Don't check no_new_pseudos.
4003 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
4004 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
4005 noce_try_sign_mask): Likewise.
4006 (if_convert): Check no_new_pseudos here.
4008 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
4010 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
4011 (noce_get_condition): Handle new then_else_reversed argument.
4012 (noce_init_if_info): Remove, fold into noce_find_if_block.
4013 (noce_process_if_block): Take a struct noce_if_info as the
4014 argument. Don't set up one based on ce_if_info. Update pointer
4015 references accordingly.
4016 (cond_move_process_if_block): Likewise.
4017 (process_if_block): Removed.
4018 (find_if_block): Removed. Move functionality two new functions,
4019 noce_find_if_block and cond_exec_find_if_block.
4020 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
4021 blocks and the symmetric IF-ELSE-JOIN case.
4022 (cond_exec_find_if_block): Also new function mostly based on old
4023 find_if_block and process_if_block.
4024 (find_if_header): Replace find_if_block call with separately
4025 guarded calls to noce_find_if_block and cond_exec_find_if_block.
4026 (find_cond_trap): Update noce_get_condition call.
4027 (dead_or_predicable): Likewise.
4029 2007-03-26 Jakub Jelinek <jakub@redhat.com>
4031 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
4033 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
4034 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
4035 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
4036 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
4037 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
4038 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
4039 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
4040 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
4041 __builtin_ia32_psrad128 builtins.
4043 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
4045 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
4046 * config/i386/constraints.md
4047 (define_constraint "I"): Use IN_RANGE macro.
4048 (define_constraint "J"): Ditto.
4049 (define_constraint "K"): Ditto.
4050 (define_constraint "M"): Ditto.
4051 (define_constraint "N"): Ditto.
4052 (define_constraint "O"): Ditto.
4053 * config/i386/predicates.md
4054 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
4055 (define_predicate "const_0_to_3_operand"): Ditto.
4056 (define_predicate "const_0_to_7_operand"): Ditto.
4057 (define_predicate "const_0_to_15_operand"): Ditto.
4058 (define_predicate "const_0_to_63_operand"): Ditto.
4059 (define_predicate "const_0_to_255_operand"): Ditto.
4060 (define_predicate "const_1_to_31_operand"): Ditto.
4061 (define_predicate "const_2_to_3_operand"): Ditto.
4062 (define_predicate "const_4_to_7_operand"): Ditto.
4064 2007-03-25 David Edelsohn <edelsohn@gnu.org>
4066 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
4067 in SImode for save_world.
4068 * config/rs6000/altivec.md (save_world, restore_world): Convert to
4071 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
4073 PR tree-optimization/30784
4074 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
4077 2007-03-25 Revital Eres <eres@il.ibm.com>
4079 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
4080 Fold movement_possibility function into it.
4082 2007-03-25 David Edelsohn <edelsohn@gnu.org>
4084 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
4085 (load_macho_picbase_{si,di}): Convert to LR hard reg.
4086 (call_indirect_nonlocal_darwin64): Same.
4087 (call_nonlocal_darwin64): Same.
4088 (call_value_indirect_nonlocal_darwin64): Same.
4089 (call_value_nonlocal_darwin64): Same.
4090 (sibcall_nonlocal_darwin64): Same.
4091 (sibcall_value_nonlocal_darwin64): Same.
4092 (sibcall_symbolic_64): Same.
4093 (sibcall_value_symbolic_64): Same.
4094 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
4096 (rs6000_emit_load_toc_table): Same.
4097 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
4098 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
4104 (load_toc_v4_pic_si): Same
4105 (load_toc_v4_PIC_1): Same.
4106 (load_toc_v4_PIC_1b): Same.
4107 (call_indirect_aix{32,64}): Same.
4108 (call_value_indirect_aix{32,64}): Same.
4111 (call_local{32,64}): Same.
4112 (call_value_local{32,64}): Same.
4113 (call_indirect_nonlocal_aix{32,64}): Same.
4114 (call_nonlocal_aix{32,64}): Same.
4115 (call_value_indirect_nonlocal_aix{32,64}): Same.
4116 (call_value_nonlocal_aix{32,64}): Same.
4117 (call_indirect_nonlocal_sysv<mode>): Same.
4118 (call_nonlocal_sysv<mode>): Same.
4119 (call_value_indirect_nonlocal_sysv<mode>): Same.
4120 (call_value_nonlocal_sysv<mode>): Same.
4122 (sibcall_local{32,64}): Same.
4123 (sibcall_value_local{32,64}): Same.
4124 (sibcall_nonlocal_aix{32,64}): Same.
4125 (sibcall_value_nonlocal_aix{32,64}): Same.
4126 (sibcall_nonlocal_sysv<mode>): Same.
4127 (sibcall_value): Same.
4128 (sibcall_value_nonlocal_sysv<mode>): Same.
4130 2007-03-24 Paul Brook <paul@codesourcery.com>
4132 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
4133 * config/arm/linux-eabi.h: Remove legacy syscall hack.
4135 2007-03-24 Richard Henderson <rth@redhat.com>
4137 * config/ia64/constraints.md: New file.
4138 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
4139 satisfies_constraint_?.
4140 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
4141 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
4142 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
4143 ia64_output_mi_thunk): Likewise.
4144 (ia64_const_ok_for_letter_p): Remove.
4145 (ia64_const_double_ok_for_letter_p): Remove.
4146 (ia64_extra_constraint): Remove.
4147 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
4148 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
4149 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
4150 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
4151 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
4152 EXTRA_MEMORY_CONSTRAINT): Remove.
4153 * config/ia64/ia64.md: Include constriants.md. Replace
4154 CONST_OK_FOR_? with satisfies_constraint_?.
4156 2007-03-23 Michael Meissner <michael.meissner@amd.com>
4157 H.J. Lu <hongjiu.lu@intel.com>
4159 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
4161 (name macros): Use DPD_BID_NAME to convert names properly.
4163 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
4164 decimal floating point format.
4165 (init_floating_libfuncs): Change decimal functions so that they
4166 have a "bid_" prefix if the decimal system uses the BID format,
4167 and "dpd_" prefix if the decimal system uses the DPD format.
4168 (init_interclass_conv_libfuncs): Ditto.
4169 (init_intraclass_conv_libfuncs): Ditto.
4171 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
4172 using the BID format.
4174 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
4175 whether we are using the BID decimal format.
4176 * configure: Regenerate.
4178 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
4179 the compiler has decimal floating point enabled. Define
4180 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
4183 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
4184 using the BID format.
4186 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
4187 whether we are using the BID decimal format.
4188 * configure: Regenerate.
4190 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
4191 the compiler has decimal floating point enabled. Define
4192 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
4195 * doc/install.texi (--enable-decimal-float): Document BID and DPD
4196 options, and that it is enabled for i386/x86_64 systems.
4198 * Makefile.in (enable_decimal_float): New.
4200 (DECNUMINC): Add -I$(DECNUMFMT).
4201 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
4202 to $(DECNUMFMT) from $(DECNUM).
4204 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
4205 Substitute enable_decimal_float.
4206 * configure: Regenerated.
4209 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
4212 * configure.ac: Enable decimal float for x86_64-*-linux*.
4213 * configure: Regenerated.
4216 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
4217 decimal128ClearSign to flip and clear the sign bit in decimal128.
4218 (decimal_real_maxval): Set decimal128SetSign to set the sign
4221 2007-03-23 Ian Lance Taylor <iant@google.com>
4223 * fold-const.c (fold_binary): Correct warning for X - c >= X.
4225 2007-03-23 Ian Lance Taylor <iant@google.com>
4227 * tree-dump.c (dump_files): Correct comment.
4229 2007-03-23 Ian Lance Taylor <iant@google.com>
4231 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
4233 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
4235 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
4236 in cfglayout mode. Don't go into and out of cfglayout mode.
4237 Link the blocks in the order of the constructed traces.
4238 (rest_of_handle_tracer): Adjust call to tracer.
4239 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
4240 Don't go into cfglayout mode.
4241 (rtl_loop_done): Don't go out of cfglayout mode.
4242 * cfglayout.c (relink_block_chain): New function, split out from...
4243 (fixup_reorder_chain): ...here. Remove redundant checking.
4244 (cfg_layout_finalize): Don't clear the header, footer, and aux
4245 fields here, move the code to do so to relink_block_chain. Likewise
4246 for free_original_copy_tables.
4247 * rtl.h (tracer): Update prototype.
4248 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
4249 Assert we are in cfglayout mode. Don't go into and out of cfglayout
4250 mode. Use relink_block_chain to serialize the CFG according to the
4251 new basic block order. Move targetm.cannot_modify_jumps_p check from
4253 (gate_handle_reorder_blocks): ...to here.
4254 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
4256 (gate_duplicate_computed_gotos): ...to here.
4257 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
4258 something always changes when going into and out of cfglayout mode.
4259 Perform an expensive cfg cleanup while going into cfglayout mode.
4260 Always update liveness information on HAVE_conditional_execution
4261 targets. Reserialize the basic blocks and go out of cfglayout mode.
4262 * reg-stack.c: Include cfglayout.h.
4263 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
4264 the call to reorder_basic_blocks.
4265 * basic-block.h (reorder_basic_blocks): Update prototype.
4266 (relink_block_chain): New prototype.
4267 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
4269 2007-03-23 Joseph Myers <joseph@codesourcery.com>
4271 * config/mips/mips.md (type, hazard, *movdi_32bit,
4272 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
4273 *movhi_internal, *movqi_internal, *movsf_hardfloat,
4274 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
4275 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
4276 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
4278 (movcc): Change first xfer to multi.
4279 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
4280 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
4281 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
4282 config/mips/generic.md: Change reservations using "xfer" to use
4284 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
4285 using match_operand.
4286 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
4287 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
4289 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
4291 2007-03-22 Richard Henderson <rth@redhat.com>
4293 * config/i386/i386.c: Remove unnecessary function declarations.
4294 Move targetm definition, and all related macros, to the end of
4295 the file. Resort some functions to put definitions before uses.
4296 (ix86_attribute_table): Make static. Move to end of file.
4297 (ix86_gimplify_va_arg): Make static.
4299 2007-03-22 Richard Henderson <rth@redhat.com>
4301 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
4302 don't increase local_regparm with force_align_arg_pointer check.
4303 (ix86_function_sseregparm): Assert 32-bit.
4304 (type_has_variadic_args_p): New.
4305 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
4306 type_has_variadic_args_p.
4307 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
4308 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
4309 use memset instead. Do maybe_vaarg check first; skip attribute
4310 tests if true; skip attribute tests for 64-bit.
4311 (construct_container): Remove TARGET_DEBUG_ARG.
4312 (function_arg_advance_32, function_arg_advance_64): Split out ...
4313 (function_arg_advance): ... from here.
4314 (function_arg_32, function_arg_64): Split out ...
4315 (function_arg): ... from here.
4316 (ix86_pass_by_reference): Tidy.
4317 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
4318 (function_value_32): New, from parts of ix86_function_value
4319 and ix86_value_regno.
4320 (function_value_64): New, from parts of ix86_function_value
4321 and ix86_libcall_value.
4322 (ix86_function_value_1): New.
4323 (ix86_function_value, ix86_libcall_value): Use it.
4324 (return_in_memory_32, return_in_memory_64): Split out ...
4325 (ix86_return_in_memory): ... from here.
4326 (ix86_struct_value_rtx): Skip for 64-bit.
4327 (ix86_libcall_value, ix86_value_regno): Remove.
4328 (setup_incoming_varargs_64): Split out ...
4329 (ix86_setup_incoming_varargs): ... from here.
4330 (ix86_va_start): Remove TARGET_DEBUG_ARG.
4331 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
4332 * config/i386/i386-protos.h (ix86_function_value): Remove.
4333 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
4335 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4338 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
4339 infinities not supported, otherwise emit warning if -Woverflow. On
4340 underflow, emit warning if -Woverflow.
4341 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
4343 * real.h (real_from_string): Update declaration
4345 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
4346 Richard Henderson <rth@redhat.com>
4348 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
4349 * calls.c (compute_argument_block_size, expand_call,
4350 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
4351 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
4352 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
4353 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
4354 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
4355 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
4356 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
4357 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
4360 2007-03-22 Joseph Myers <joseph@codesourcery.com>
4362 * c-incpath.c (add_sysroot_to_chain): New.
4363 (merge_include_chains): Add sysroot argument. Call
4364 add_sysroot_to_chain if sysrooted.
4365 (register_include_chains): Update call to merge_include_chains.
4366 * doc/cppopts.texi: Document use of '=' in include directory
4369 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
4371 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
4372 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
4373 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
4374 insn pattern using X87MODEF12 mode macro.
4376 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
4378 * regmove.c (regmove_optimize): Use reg_mentioned_p
4379 instead of reg_overlap_mentioned_p for DST.
4381 2007-03-21 Mike Stump <mrs@apple.com>
4383 * c.opt: Fixup for Objective-C/C++.
4385 2007-03-21 Steve Ellcey <sje@cup.hp.com>
4387 * explow.c (convert_memory_address): Fold memory reference when
4388 POINTERS_EXTEND_UNSIGNED < 0
4390 2007-03-21 Richard Henderson <rth@redhat.com>
4393 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
4394 * config/i386/mmintrin.h (__m64): Likewise.
4395 * config/i386/xmmintrin.h (__m128): Likewise.
4397 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4399 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
4400 (VXWORKS_OS_CPP_BUILTINS): Define.
4401 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
4402 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
4404 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4406 * rtl.h (constant_pool_reference_p): Delete.
4407 (find_constant_src): Declare.
4408 * rtlanal.c (find_constant_src): New function.
4409 * simplify-rtx.c (constant_pool_reference_p): Delete.
4410 * config/i386/i386.md: Use find_constant_src instead of
4411 constant_pool_reference_p/avoid_constant_pool_reference pairs.
4413 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4415 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
4416 * c-cppbuiltin.c (c_cpp_builtins): Define them.
4418 2007-03-20 Mark Mitchell <mark@codesourcery.com>
4420 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
4421 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
4422 (arm_elf_asm_constructor): Use it.
4423 (arm_elf_asm_destructor): New function.
4425 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
4427 * jump.c (mark_jump_label): Treat SEQUENCE specially.
4429 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
4431 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
4433 2007-03-19 Andrew Haley <aph@redhat.com>
4435 PR tree-optimization/31264
4436 * tree-vrp.c (register_edge_assert_for_1): Don't look though
4439 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
4441 PR rtl-optimization/30907
4442 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
4443 (fwprop_init): Always call loop_optimizer_initialize.
4444 (fwprop_done): Always call loop_optimizer_finalize.
4445 (fwprop): We always have loop info now.
4446 (gate_fwprop_addr): Remove.
4447 (pass_fwprop_addr): Use gate_fwprop as gate.
4449 PR rtl-optimization/30841
4450 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
4451 df_chain_alloc): Call df_reorganize_refs unconditionally.
4452 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
4453 refs_organized to refs_organized_size.
4454 (df_ref_create_structure): Use refs_organized_size instead of
4455 bitmap_size if refs had been organized, and keep refs_organized_size
4457 * df.h (struct df_ref_info): Change refs_organized to
4458 refs_organized_size.
4459 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
4462 2007-03-19 Mark Mitchell <mark@codesourcery.com>
4464 * except.c (output_function_exception_table): Do not reference the
4465 EH personality routine for functions that do not require an
4468 2007-03-20 Jakub Jelinek <jakub@redhat.com>
4471 * c-typeck.c (convert_for_assignment): Call comptypes for
4472 RECORD_TYPE or UNION_TYPE.
4475 * reload1.c (reload): Do invalid ASM checking after
4476 cleanup_subreg_operands.
4478 2007-03-19 Jeff Law <law@redhat.com>
4480 * tree-cfg.c (find_taken_edge): Tighten conditions for
4481 optimizing computed gotos.
4483 2007-03-19 Michael Matz <matz@suse.de>
4485 * builtins.c (expand_builtin_sync_operation,
4486 expand_builtin_compare_and_swap,
4487 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
4490 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
4491 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
4494 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4496 * doc/tm.texi: Add brackets around the return type of
4497 TARGET_SECONDARY_RELOAD.
4499 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4500 Richard Guenther <rguenther@suse.de>
4502 PR tree-optimization/31254
4503 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
4504 Use handled_component_p () where appropriate. Continue
4505 propagating into the rhs if we propagated into an INDIRECT_REF
4508 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4510 * config/s390/s390.md (op_type attribute): RRR instruction type added.
4511 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
4512 (xde, xdee): Mode attributes adjusted to support DFP modes.
4513 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
4514 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
4515 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
4516 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
4517 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
4518 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4519 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
4521 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
4522 "movsf"): Insn definitions removed.
4523 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
4524 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
4525 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
4527 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
4528 "reload_in<mode>", "reload_out<mode>"): Expander added.
4529 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
4532 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4534 * config/s390/s390.md: Only non-functional changes. Renamed
4535 FPR mode macro to BFP all over the file.
4537 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4539 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
4540 (op_type attribute): RRF instruction type added.
4541 (fT0): New mode attribute.
4542 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4543 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
4544 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
4545 no secondary memory is needed when moving DFmode values between GPRs
4548 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4550 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
4551 inverted and documentation adjusted.
4552 ("mhard-dfp", "msoft-dfp"): New options.
4553 * config/s390/s390.c (s390_handle_arch_option): New architecture
4555 (override_options): Sanity checks for the new options added.
4556 * config.gcc: New architecture switch: z9-ec.
4557 * config/s390/s390.h (processor_flags): PF_DFP added.
4558 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
4559 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
4560 when the bit is NOT set so remove it from the defaults.
4562 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4564 * genemit.c (main): Print include statement for dfp.h.
4565 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
4568 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4570 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
4572 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
4575 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
4578 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4580 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
4581 attr_length_call, output_call, output_indirect_call): Cleanup
4582 formatting of targetm calls.
4584 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4586 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4588 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4590 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
4591 reservation, bypass and anti-bypass descriptions for these instructions.
4592 Update move patterns.
4593 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
4596 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
4598 * tree-vect-transform.c (get_initial_def_for_induction): Replace
4599 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
4600 (get_initial_def_for_reduction): Likewise.
4602 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
4604 Fix PR tree-optimization/29922
4605 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
4606 (get_representative): Removed.
4607 (value_dies_in_block_x): Update for rvuse removal.
4608 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
4609 (compute_antic_aux): Handle when PHI nodes appear in
4610 non-single-successors.
4611 (dump_bitmap_of_names): Removed.
4612 (compute_antic_safe): Renamed and removed rvuse calculation.
4613 Calculate only antic safe.
4614 (insert_into_preds_of_block): Remove assert.
4615 (execute_pre): Update for renamed functions.
4616 (defer_or_phi_translate_block): New function.
4618 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4620 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
4621 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
4623 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
4624 Follow spelling conventions.
4626 * tree-data-ref.h: Remove the prototype for analyze_array.
4628 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
4630 PR tree-optimization/31041
4631 * tree-vect-transform.c (get_initial_def_for_induction): Call
4632 force_gimple_operand.
4634 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
4636 * ipa-type-escape.c (look_for_casts) : Revert code to use
4637 handled_component_p due to ada test a-numaux.adb.
4639 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4641 * final.c (final_scan_insn): Alter the condition of a
4642 conditional trap if we have nonstandard CC.
4644 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4646 * configure.ac: Remove excess quoting from asm line 0 test.
4647 * configure: Rebuilt.
4649 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4651 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
4652 * c-common.c (convert_and_check): Move warning logic to...
4653 (warnings_for_convert_and_check): ...here. Define.
4654 * c-common.h (warnings_for_convert_and_check): Declare.
4656 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4658 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
4659 (output_call): Likewise.
4661 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4663 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
4665 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4667 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
4669 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
4671 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
4672 opteron, athlon-64 and athlon-fx processor_alias_table entries.
4674 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
4676 PR tree-optimization/31183
4677 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4678 Use double_int instead of unsigned int for representing access_strides.
4679 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
4681 2007-03-16 Richard Guenther <rguenther@suse.de>
4683 PR tree-optimization/31146
4684 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
4685 to allow recursion of forward_propagate_addr_expr.
4686 (forward_propagate_addr_into_variable_array_index): Likewise.
4687 (forward_propagate_addr_expr): Likewise.
4688 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4689 (forward_propagate_addr_expr_1): Recurse on simple copies
4690 instead of propagating into them. Do so for useless conversions
4692 (forward_propagate_addr_expr): Clean up unused statements after
4695 2007-03-16 Richard Guenther <rguenther@suse.de>
4697 * builtins.c (expand_builtin_cexpi): Use the right argument
4698 for the expansion via cexp.
4700 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4702 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
4703 * configure: Rebuilt.
4705 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4708 * dwarf2out.c (force_type_die): Adjust comment.
4709 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
4711 2007-03-15 DJ Delorie <dj@redhat.com>
4713 * config/frv/predicates.md (minmax_operator): Don't check operands
4716 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4718 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
4719 Update constant estimates of number of iterations.
4720 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
4721 argument renamed to "realistic".
4722 (compute_estimated_nb_iterations): Removed.
4723 (record_niter_bound): New function.
4724 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
4725 call record_nonwrapping_iv with upper = false.
4726 (infer_loop_bounds_from_signedness): Pass upper argument to
4727 record_nonwrapping_iv.
4728 (estimate_numbers_of_iterations_loop): Do not call
4729 compute_estimated_nb_iterations. Record estimate based on profile
4730 information. Initialize the constant estimates of number of
4732 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
4734 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
4735 number of iterations is too small.
4736 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
4737 (EST_NOT_AVAILABLE): Removed.
4738 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
4739 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
4742 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4744 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
4745 Handle NE_EXPR guards.
4747 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4750 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
4751 Set also -pedantic-errors by default for the preprocessor unless
4752 -fpermissive is given.
4754 2007-03-15 Richard Guenther <rguenther@suse.de>
4758 * builtins.c (expand_builtin_cexpi): As a fallback if we
4759 don't have builtins for sincos or cexp create a function
4760 declaration for cexp and expand to a call to that.
4761 (expand_builtin_int_roundingfn): Always fall
4762 back to floor/ceil and its variants even if they may be
4765 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
4768 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
4769 jump tables, move the call to delete_dead_jumptables from here...
4770 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
4771 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
4772 don't allow merging of blocks that try_redirect_by_replacing_jump
4773 also does not handle when not optimizing.
4775 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4776 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4778 * config/i386/i386.md (x86_sahf_1): Correctly handle
4781 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4784 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
4785 x86_64_general_operand as operand[2] predicate. Remove "iF"
4786 from operand constraints and use "e" constraint instead.
4787 (*subti3_1, *subti3_1 splitter): Ditto.
4788 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
4789 operand[1] predicate.
4791 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
4793 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
4794 arrays, multiply the access strides by the size of the sub-array.
4795 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
4797 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4799 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
4800 the configured assembler supports the sahf mnemonic.
4801 * configure: Regenerate.
4802 * config.in: Regenerate.
4804 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
4805 emit "sahf" or ".byte\t0x9e" as asm template.
4807 2007-03-14 Michael Meissner <michael.meissner@amd.com>
4810 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
4811 option to replace hard coded TARGET_xxx in md file.
4812 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
4813 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4814 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
4815 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
4816 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
4817 (X86_TUNE_NOT_VECTORMODE): Ditto.
4818 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
4819 (TUNE_AVOID_VECTOR_DECODE): Ditto.
4820 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4821 (TUNE_SLOW_IMUL_IMM8): Ditto.
4822 (TUNE_MOVE_M1_VIA_OR): Ditto.
4823 (TUNE_NOT_UNPAIRABLE): Ditto.
4824 (TUNE_NOT_VECTORMODE): Ditto.
4826 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
4829 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
4830 tuning options instead of hard coded TARGET_xxx.
4831 (fix ssemode peephole2's): Ditto.
4832 (imul peephole2's): Ditto.
4834 (movdi_or_rex64): Ditto.
4835 (move peephole2): Ditto.
4836 (not peephole2's): Ditto.
4838 2007-03-14 Dirk Mueller <dmueller@suse.de>
4840 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
4841 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
4842 * c-parser.c (c_parser_if_body): Always add an empty statement in case
4844 * c-parser.c (c_parser_do_statement): Warn about empty body in
4846 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
4847 * doc/invoke.texi (-Wempty-body): Update documentation.
4849 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4852 * c-common.h (warn_for_div_by_zero): Declare.
4853 * c-common.c (warn_for_div_by_zero): Define.
4854 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
4857 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4859 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
4860 to PREFIX and STANDARD_PREFIX.
4862 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4863 Phil Edwards <phil@codesourcery.com>
4865 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
4866 (__gthread_once_t): Remove busy field for RTPs.
4867 (__GTHREAD_ONCE_INIT): Update accordingly.
4869 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4871 * doc/invoke.texi: Document VxWorks options.
4873 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4875 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
4877 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
4879 PR tree-optimization/30590
4880 * tree-nrv.c (tree_nrv): Check for the partial update of the
4883 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4885 * flags.h (flag_random_seed): Remove declaration, in favor of...
4886 * toplev.h (get_random_seed, set_random_seed): ... these.
4887 * tree.c (get_file_function_name): Use the former.
4888 * opts.c (common_handle_option): Use the latter.
4891 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
4894 * cse.c (cse_find_path): Do not bail out if a basic block that
4895 we already visited now becomes part of a path that starts at a
4896 different basic block. Just disallow this, to make sure we
4897 visit each basic block at most once.
4899 2007-03-13 Jan Hubicka <jh@suse.cz>
4901 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
4902 when profile esitmate is present, calls with very low frequency are
4905 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
4907 PR tree-optimization/30730
4908 PR tree-optimization/26900
4909 * tree-ssa-loop-niter.c: Include gmp.h.
4911 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
4912 split_to_var_and_offset, determine_value_range,
4913 bound_difference_of_offsetted_base, refine_bounds_using_guard,
4914 bound_difference, bounds_add, bounds_negate,
4915 number_of_iterations_ne_max, dump_affine_iv): New functions.
4916 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
4917 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
4918 difference of initial and final value of control iv to validate
4920 (number_of_iterations_cond): Add loop parameter. Determine bounds
4921 on the difference of the extremes of the control iv. Add dumps.
4922 (expand_simple_operations): Handle phi nodes.
4923 (simplify_using_initial_conditions): Do not record used conditions.
4924 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
4925 Do not set additional_info.
4926 (implies_nonnegative_p, implies_ge_p): Removed.
4927 (derive_constant_upper_bound): Do not use parameter `additional'.
4928 (record_estimate): Parameter `additional' removed. Parameter
4929 `i_bound' added. Do not call derive_constant_upper_bound.
4930 (record_nonwrapping_iv): Use derive_constant_upper_bound to
4931 bound the number of iterations estimate.
4932 (estimate_numbers_of_iterations_loop): Pass the estimate from
4933 the number of iterations analysis to record_estimate.
4934 * tree.h (multiple_of_p): Declare.
4935 * tree-scalar-evolution.c (expression_expensive_p): Removed.
4936 (scev_const_prop): Do not check expression_expensive_p.
4937 * fold-const.c (multiple_of_p): Exported.
4938 * double-int.c (double_int_mask): Exported.
4939 * double-int.h (double_int_mask): Declare.
4940 * tree-flow.h (struct tree_niter_desc): Removed additional_info
4941 field. Added max field.
4943 2007-03-13 David Taylor <taylor@candd.org>
4946 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
4949 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4952 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
4953 two unamed patterns.
4955 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
4957 * config/i386/i386.opt (mcx16, msahf): New options.
4958 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
4959 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
4961 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
4962 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
4963 Output -mcx16 and -msahf options when corresponding bit is set.
4965 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
4968 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4970 * configure.ac: Test for assembler tolerance to # 0 "".
4971 * configure, config.in: Rebuilt.
4972 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
4974 2007-03-13 Geoffrey Keating <geoffk@apple.com>
4976 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
4978 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
4979 (handle_syscall): Handle direct system calls.
4980 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
4982 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
4984 * doc/invoke.texi: Fix cpp.info cross-reference.
4985 * doc/passes.texi: Fix gcc.info cross-reference.
4987 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
4989 PR tree-optimization/30835
4990 * lambda-code.c (can_convert_to_perfect_nest): Check whether
4991 bb_for_stmt is not NULL before accessing it.
4993 2007-03-12 Joseph Myers <joseph@codesourcery.com>
4995 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
4998 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
5001 * doc/install.texi: Document --enable-stage1-languages
5003 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
5005 * tree-pass.h (pass_into_cfg_layout_mode,
5006 pass_outof_cfg_layout_mode): Declare.
5007 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
5008 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
5009 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
5010 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
5012 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
5014 * c-decl.c (warn_variable_length_array): New function.
5015 Refactored from grokdeclarator to handle warn_vla
5016 and handle unnamed array case.
5017 (grokdeclarator): Refactored VLA warning case.
5018 * c.opt (Wvla): New flag.
5019 * doc/invoke.texi (Wvla): New warning.
5021 2007-03-12 Richard Henderson <rth@redhat.com>
5023 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
5024 (TARGET_SECTION_TYPE_FLAGS): New.
5026 2007-03-12 Richard Henderson <rth@redhat.com>
5028 * config/darwin.c (machopic_reloc_rw_mask): New.
5029 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
5030 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
5032 2007-03-12 Mark Mitchell <mark@codesourcery.com>
5034 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
5035 * cppdefault.h (cpp_PREFIX): Document.
5036 (cpp_PREFIX_len): Likewise.
5037 (cpp_EXEC_PREFIX): New variable.
5038 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
5039 * c-incpath.c (add_standard_paths): Correct logic for relocating
5040 paths within prefix.
5042 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
5044 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
5045 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
5047 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
5048 fix_truncdfdi_sse using SSEMODEF mode macro.
5049 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
5050 fix_truncdfsi_sse using SSEMODEF mode macro.
5051 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
5052 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
5054 2007-03-12 Richard Sandiford <richard@codesourcery.com>
5056 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
5059 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
5061 * tree.h : Add multiple_of_p declaration.
5062 * fold-const.c (multiple_of_p): Make multiple_of_p public.
5063 * ipa-type-escape.c (results_of_malloc): Redundant.
5064 (visited_stmts): New. Visited stmt for walk_use_def_chains.
5065 (cast_type): Extended with new members.
5066 (check_cast): Returns cast_type.
5067 (cast): New structure for data of walk_use_def_chains.
5068 (is_malloc_result, is_cast_from_non_pointer_1,
5069 is_cast_from_non_pointer,
5070 is_array_access_through_pointer_and_index): New functions.
5071 (look_for_casts): Returns cast types.
5072 (check_call): Returns void.
5073 (okay_pointer_operation): Use support of pointer plus index,
5074 pointer plus constant and allow all multiplications.
5076 2007-03-11 Richard Guenther <rguenther@suse.de>
5078 PR tree-optimization/31115
5079 * tree-vrp.c (extract_range_from_binary_expr): Make sure
5080 the shift count is positive and non-anti-range for RSHIFT_EXPR.
5081 A shift count of zero is not special as with *_DIV_EXPR.
5082 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
5085 2007-03-11 Ian Lance Taylor <iant@google.com>
5087 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
5088 the *_DIV_EXPR codes correctly with overflow infinities.
5090 2007-03-11 Ira Rosen <irar@il.ibm.com>
5092 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
5093 indicate success/failure of the analysis. Add negation to subtrahend
5094 in case of subtraction. Fail if both operands contain constants.
5095 (create_data_ref): Fail if analyze_offset fails.
5097 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
5099 * config/i386/i386.md (frndintxf2): Rename to ...
5100 (rintxf2): ... this. Remove expander having same name.
5101 (rintsf2, rintdf2): Implement using SSEMODEF macro.
5102 (roundsf2, rounddf2): Ditto.
5103 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
5104 (lround<mode>di2, lround<mode>si2): Ditto.
5106 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
5108 * lower-subreg.c: Include except.h.
5109 (decompose_multiword_subregs): Verify that the only control flow
5110 insns we can split are loads to multi-words pseudos.
5111 Handle breaking such blocks after splitting, instead of calling
5112 find_many_sub_basic_blocks.
5114 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
5115 on the new basic block. Add a lengthy comment explaining why we
5116 thought this was necessary.
5117 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
5119 2007-03-10 Mark Mitchell <mark@codesourcery.com>
5122 * tree.c (walk_type_fields): Recurse into the element type of
5123 ARRAY_TYPEs if there is a pointer set.
5125 2007-03-10 Dirk Mueller <dmueller@suse.de>
5127 * c-common.c (warn_logical_operator): Fix condition.
5129 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
5131 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
5133 * config/darwin.c (machopic_select_section): Remove superfluous
5134 argument in call to categorize_decl_for_section. Remove unused
5137 2007-03-10 Joseph Myers <joseph@codesourcery.com>
5139 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
5141 * configure: Regenerate.
5143 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
5146 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
5147 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
5148 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
5149 Add LABEL_NUSES to emitted label.
5150 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
5151 branch probability value to emitted jump insn.
5152 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
5153 Do not check life information and do not re-arrange input operands
5154 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
5156 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
5158 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
5159 the change of decode_asm_operands.
5161 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
5163 * mode-switching.c (create_pre_exit): Skip blockage insn.
5165 2007-03-09 Diego Novillo <dnovillo@redhat.com>
5167 * tree-pass.h (TODO_update_smt_usage): Remove.
5169 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
5173 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5175 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
5176 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
5177 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
5180 2007-03-09 Geoffrey Keating <geoffk@apple.com>
5182 * gcc.c: Document %{, in big comment at top.
5183 (input_suffix_matches): Remove special handling for .s and
5185 (input_spec_matches): New.
5186 (handle_braces): Handle %{,.
5187 (validate_switches): ',' indicates a value which is not a switch.
5188 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
5189 to detect assembler input.
5190 * config/i386/sol2.h (CPP_SPEC): Likewise.
5191 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
5192 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
5193 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
5194 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
5195 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
5196 -m64 causes deployment target to default to 10.5.
5197 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
5199 2007-03-09 Richard Henderson <rth@redhat.com>
5202 * target.h (targetm.asm.out.reloc_rw_mask): New.
5203 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
5204 (TARGET_ASM_OUT): Use it.
5205 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
5206 * varasm.c (categorize_decl_for_section): Remove shlib argument;
5207 use the new reloc_rw_mask target hook instead.
5208 (default_section_type_flags_1): Merge into...
5209 (default_section_type_flags): ... here.
5210 (decl_readonly_section_1): Merge into...
5211 (decl_readonly_section): ... here.
5212 (default_elf_select_section_1): Merge into...
5213 (default_elf_select_section): ... here.
5214 (default_unique_section_1): Merge into...
5215 (default_unique_section): ... here.
5216 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
5217 (default_select_rtx_section): Use it.
5218 (default_elf_select_rtx_section): Likewise.
5219 * output.h: Update to match.
5220 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
5221 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
5222 (TARGET_ASM_RELOC_RW_MASK): New.
5223 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
5224 to categorize_decl_for_section.
5225 (x86_64_elf_unique_section): Likewise.
5226 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
5227 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
5228 (TARGET_ASM_RELOC_RW_MASK): New.
5229 * config/ia64/ia64.c (ia64_rwreloc_select_section,
5230 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
5231 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
5232 (TARGET_RWRELOC): Remove.
5233 (ia64_section_type_flags): Adjust call to default_section_type_flags.
5234 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
5235 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
5236 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
5237 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
5238 (rs6000_xcoff_select_section): Use decl_readonly_section.
5239 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
5240 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
5241 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
5242 (TARGET_SECTION_TYPE_FLAGS): Remove.
5243 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
5245 2007-03-09 Roger Sayle <roger@eyesopen.com>
5247 * fold-const.c (fold_comparison): Remove compile-time evaluation of
5248 complex constant equality/inequality comparisons for here.
5249 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
5250 known at compile-time or can be simplified to a scalar comparison.
5251 (fold_relational_const): Move compile-time evaluation of complex
5252 constant equality/inequality comparisons to here.
5254 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5256 PR rtl-optimization/30643
5257 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
5259 (fold_rtx): Recurse, like before 2006-11-03.
5261 2007-03-09 DJ Delorie <dj@redhat.com>
5263 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
5266 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
5268 PR tree-optimization/30375
5269 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
5270 LHS of statements is not the same.
5271 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
5273 2007-03-09 Chao-ying Fu <fu@mips.com>
5275 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
5277 * doc/invoke.texi (-mdspr2): Document new option.
5278 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
5279 New unspec for DSP REV 2.
5280 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
5281 these instructions are extended in DSP REV 2.
5282 (mips-dspr2.md): Include.
5283 * config/mips/mips.opt (mdspr2): New option.
5284 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
5285 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
5286 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
5287 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
5288 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
5289 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
5290 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
5292 (bdesc_map): Add one field of unsupported_target_flags.
5293 (bdesc_arrays): Update entries to have extra fields. Add
5295 (mips_init_builtins): Initialize new function types.
5296 Check unsupported_target_fileds to filter out builtins.
5297 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
5299 (ASM_SPEC): Pass mdspr2 to the assembler.
5300 * config/mips/mips-dspr2.md: New file.
5302 2007-03-09 Sa Liu <saliu@de.ibm.com>
5304 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
5306 2007-03-09 Ian Lance Taylor <iant@google.com>
5308 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
5309 argument) like -Wstrict-overflow=2.
5310 * doc/invoke.texi (Warning Options): Update documentation.
5312 2007-03-09 Dirk Mueller <dmueller@suse.de>
5315 * doc/invoke.texi (-Wlogical-op): Document.
5316 * common.opt (-Wlogical-op): New.
5317 * c-common.h (warn_logical_operator): Declare.
5318 * c-common.c (warn_logical_operator): Define.
5319 * c-typeck.c (parser_build_binary_op): Call
5320 warn_logical_operator.
5322 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5324 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
5325 * final.c (final_scan_insn): Test for non-"" file name.
5327 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
5329 * doc/loop.texi: Document the Omega linear constraints solver.
5330 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
5331 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
5332 omega-hash-table-size, omega-max-keys, and
5333 omega-eliminate-redundant-constraints.
5334 * tree-pass.h (pass_check_data_deps): Declared.
5337 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
5338 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
5339 pass_check_data_deps): New.
5340 * tree-data-ref.c (init_data_ref): Remove declaration.
5341 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
5342 (analyze_array): Renamed init_array_ref, move up initializations.
5343 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
5344 Removed arguments that are set to NULL.
5345 (analyze_indirect_ref): Correct indentation, correct call to
5347 (object_analysis): Call init_array_ref instead of analyze_array.
5348 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
5349 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
5350 of DR_ACCESS_FNS_ADDR.
5351 (init_omega_eq_with_af, omega_extract_distance_vectors,
5352 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
5353 ddr_consistent_p): New.
5354 (compute_affine_dependence): Check consistency of ddrs when
5355 flag_check_data_deps is passed.
5356 (analyze_all_data_dependences): Uncomment.
5357 (tree_check_data_deps): New.
5358 * tree-data-ref.h: Include omega.h.
5359 (DR_ACCESS_FNS_ADDR): Removed.
5360 (data_dependence_relation): Add inner_loop.
5361 (DDR_INNER_LOOP): New.
5362 * common.opt (fcheck-data-deps): New.
5363 * tree-flow.h (tree_check_data_deps): Declare.
5364 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
5365 (OBJS-common): Depend on omega.o.
5367 * passes.c (pass_check_data_deps): Scheduled.
5368 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
5369 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
5370 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
5371 PARAM_VECT_MAX_VERSION_CHECKS,
5372 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
5374 2007-03-09 Richard Guenther <rguenther@suse.de>
5376 PR tree-optimization/30904
5378 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
5379 the same way as *_DIV_EXPR.
5381 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5383 * recog.c (decode_asm_operands): No mixed declarations and code.
5385 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5387 * rtl.def (ASM_INPUT): Add location.
5388 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
5389 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
5390 (decode_asm_operands): Add loc operand.
5391 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
5392 * stmt.c (expand_asm): Rename to...
5393 (expand_asm_loc): ... this. Add locus argument. Pass it on to
5394 gen_rtx_ASM_INPUT_loc.
5395 (expand_asm_expr): Adjust.
5396 * recog.c (decode_asm_operands): Add loc operand.
5397 (check_asm_operands, extract_insn): Adjust.
5398 * reload1.c (maybe_fix_stack_asms): Likewise.
5399 * final.c (asm_insn_count): Likewise.
5400 (final_scan_insn): Output # line before and after asm.
5402 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
5404 * tree-ssa-structalias.c (variable_info): Remove
5406 (new_var_info): Ditto.
5407 (shared_bitmap_info_t): New structure.
5408 (shared_bitmap_table): New variable.
5409 (shared_bitmap_hash): New function.
5410 (shared_bitmap_eq): Ditto
5411 (shared_bitmap_lookup): Ditto.
5412 (shared_bitmap_add): Ditto.
5413 (merge_smts_into): Change to take bitmap directly.
5414 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
5415 (init_alias_vars): Init shared bitmap hashtable.
5416 (delete_points_to_sets): Delete shared bitmap hashtable.
5417 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
5418 is_aliased removal as a change that was still necessary was
5421 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
5423 * config/i386/i386.h (override_options): Conditionally disable
5424 x86_sahf for 64bit targets only.
5426 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5429 * c-decl.c (merge_decls): Don't call make_var_volatile.
5430 * varasm.c (make_var_volatile): Remove.
5431 * output.h (make_var_volatile): Remove.
5433 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
5435 PR tree-optimization/31085
5436 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
5438 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5440 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
5441 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
5442 ATTR_CONST_NOTHROW_LIST.
5444 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
5447 2007-03-08 Diego Novillo <dnovillo@redhat.com>
5449 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
5451 2007-03-08 Geoffrey Keating <geoffk@apple.com>
5454 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
5456 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
5457 passed, use shared libgcc.
5459 2007-03-08 Roger Sayle <roger@eyesopen.com>
5461 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
5462 instead of calling build2 with a GIMPLE_MODIFY_STMT.
5463 (honor_protect_cleanup_actions, lower_try_finally_switch):
5465 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
5466 ifc_temp_var): Likewise.
5467 * tree-inline.c (setup_one_parameter): Likewise.
5468 * tree-mudflap.c (mf_decl_cache_locals,
5469 mf_build_check_statement_for): Likewise.
5470 * tree-nested.c (init_tmp_var, save_tmp_var,
5471 finalize_nesting_tree_1): Likewise.
5472 * tree-outof-ssa.c (insert_copy_on_edge,
5473 insert_backedge_copies): Likewise.
5474 * tree-profile.c (tree_gen_edge_profiler,
5475 tree_gen_ic_profiler): Likewise.
5476 * tree-scalar-evolution.c (scev_const_prop): Likewise.
5477 * tree-sra.c (sra_build_assignment): Likewise.
5478 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
5479 * tree-ssa-math-opts.c (insert_reciprocals,
5480 execute_cse_sincos_1): Likewise.
5481 * tree-tailcall.c (adjust_accumulator_values,
5482 adjust_return_value): Likewise.
5483 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
5484 * tree-vect-transform.c (vect_create_data_ref_ptr,
5485 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
5486 vect_create_epilog_for_reduction, vectorizable_reduction,
5487 vectorizable_call, vectorizable_conversion,
5488 vectorizable_assignment, vectorizable_operation,
5489 vectorizable_type_demotion, vect_gen_widened_results_half,
5490 vect_permute_store_chain, vectorizable_store,
5491 vect_setup_realignment, vect_permute_load_chain,
5492 vectorizable_load, vectorizable_condition,
5493 vect_create_cond_for_align_checks): Likewise.
5494 * tree-vrp.c (build_assert_expr_for): Likewise.
5496 2007-03-08 Ian Lance Taylor <iant@google.com>
5498 * tree-vrp.c: Include "intl.h".
5499 (usable_range_p): New static function.
5500 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
5501 overflowed values, juts set *strict_overflow_p.
5502 (compare_values): Only return -2 if one of the operands is not a
5504 (compare_ranges): Call usable_range_p.
5505 (compare_range_with_value): Likewise.
5506 (vrp_evaluate_conditional_warnv): Rename from
5507 vrp_evaluate_conditional. Make static. Change all callers.
5508 (vrp_evaluate_conditional): New function.
5509 (simplify_div_or_mod_using_ranges): Issue warning about reliance
5511 (simplify_abs_using_ranges): Likewise.
5512 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
5513 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
5514 within_stmt parameter.
5515 * tree-ssa-propagate.c (fold_predicate_in): Update call to
5516 vrp_evaluate_conditional.
5517 * tree-ssa-threadedge.c
5518 (record_temporary_equivalences_from_stmts_at_dest): Change
5519 simplify parameter to take a second tree parameter.
5520 (simplify_control_stmt_condition): Likewise.
5521 (thread_across_edge): Likewise.
5522 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5523 (thread_across_edge): Likewise.
5524 * Makefile.in (tree-vrp.o): Depend upon intl.h.
5526 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
5528 * config/i386/i386.h (TARGET_SAHF): New define.
5529 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
5530 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
5531 (x86_sahf): New global variable.
5532 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
5533 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
5534 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
5535 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
5537 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
5538 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
5539 when expanding fcomi/sahf based tests.
5540 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
5541 expanding sahf based alternative. Emit sahf based sequence when
5542 optimizing for code size.
5543 * config/i386/i386.md (x86_sahf_1): Do not disable for
5544 TARGET_64BIT, enable for TARGET_SAHF.
5546 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
5548 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
5549 spurious whitespace from error message.
5551 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
5554 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
5556 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
5558 * c-decl.c (grokdeclarator): Disable warnings for anonymous
5560 * tree-sra.c (instantiate_element): Propagate disabled warnings
5561 from the element itself to the created variable.
5563 2007-03-07 Richard Henderson <rth@redhat.com>
5566 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
5567 silently fix up the stack in the case of a missing register.
5569 2007-03-07 Paul Brook <paul@codesourcery.com>
5571 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
5573 2007-03-07 Joseph Myers <joseph@codesourcery.com>
5575 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
5577 (phase1_vrs): Use them.
5578 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
5579 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
5580 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
5581 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
5582 __gnu_Unwind_Restore_WMMXC if required.
5583 (_Unwind_VRS_Pop): Implement iWMMXt support.
5584 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
5585 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
5586 gnu_Unwind_Save_WMMXC): Define.
5588 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5590 * config/vxworks.h (vxworks_override_options): Declare.
5591 (VXWORKS_OVERRIDE_OPTIONS): Use it.
5592 * config/vxworks.c: Include target.h and toplev.h.
5593 (vxworks_override_options): New function.
5594 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
5596 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
5598 * config/s390/s390.c (override_options): Don't emit an error when
5599 -mstack-size is used without providing -mstack-guard.
5600 (s390_emit_prologue): Choose stack_guard value automatically if not
5601 provided via command line.
5602 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
5604 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5606 * config/i386/i386.c (output_set_got): Add a GOT initialization
5607 sequence for VxWorks PIC.
5608 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
5609 around labels as well as symbols. Use gotoff_operand instead
5610 of local_symbolic_operand.
5611 (legitimize_pic_address): Use gotoff_operand instead of
5612 local_symbolic_operand. Use @GOT accesses for labels as
5614 (ix86_output_addr_diff_elt): Use PC-relative rather than
5615 GP-relative offsets for VxWorks PIC.
5616 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
5617 no_new_pseudos. Check whether the returned register is op0.
5618 * config/i386/i386.md (tablejump): Use PC-relative rather than
5619 GP-relative offsets for VxWorks PIC.
5620 * config/i386/predicates.md (gotoff_operand): New predicate.
5622 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5624 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
5626 * config/vxworks-dummy.h: New file.
5627 * config/i386/i386.h: Include it.
5629 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
5631 * dwarf2out.c (is_inlined_entry_point): New
5632 (add_high_low_attributes): Emit DW_AT_entry_pc along with
5633 DW_AT_ranges if the first subblock is the entry point.
5635 2007-03-06 David Daney <ddaney@avtrex.com>
5637 * doc/install.texi (mips-*-*): Change recommended binutils
5640 2007-03-06 Anatoly Sokolov <aesok@post.ru>
5642 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
5643 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
5645 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5646 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5648 2007-03-06 Jan Hubicka <jh@suse.cz>
5650 * errors.h (warning, error, fatal, internal_error): Mark as cold.
5651 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
5653 (probably_cold_bb_p): Cold functions are cold.
5654 (probably_never_executed_bb_p): Cold functions are cold.
5655 (tree_bb_level_predictions): Predict calls to cold functions as not
5657 (compute_function_frequency): Check hot/cold attributes.
5658 * function.h (function_frequency): Update comments.
5659 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
5660 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
5661 (c_common_att): Add cold and hot.
5663 * doc/extend.texi (hot,cold attributes): Document.
5665 2007-03-06 Andrew Haley <aph@redhat.com>
5667 * function.c (expand_function_end): Move blockage to just after we
5668 emit the label for the naked return from the function.
5670 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5672 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
5675 2007-03-06 Jan Hubicka <jh@suse.cz>
5677 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
5678 loaded for constant large models. Non-large 64bit PIC can do.
5679 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
5680 * cmodel.h: Add LARGE PIC.
5681 * i386.md (UNSPEC_PLTOFF): New.
5682 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
5684 (*call_1_rex64): Disable for large models.
5685 (*call_1_rex64_large): New.
5686 (*call_value_1_rex64): Disable for large models.
5687 (*call_value_1_rex64_large): New.
5688 (set_rip_rex4): New.
5689 (set_got_offset_rex64): New.
5690 * predicates.md (constant_call_address_operand): For large model
5691 constant calls are not possible.
5692 * i386-protos.h (construct_plt_address): Declare.
5693 * i386.c (override_options): Accept large models.
5694 (ix86_expand_prologue): Expand large PIC GOT pointer load.
5695 (legitimate_constant_p): Add new UNSPECs.
5696 (legitimate_pic_operand_p): Likewise.
5697 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
5698 (legitimize_pic_address): Do easy RIP relative way for TLS only for
5700 (output_pic_addr_const): Add PLTOFF.
5701 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
5702 (ix86_expand_move): Legitimize pic address when in PIC mode.
5703 (construct_plt_address): New function.
5704 (ix86_expand_call): Offload the address to register and use GOT pointer
5706 * invoke.texi (mcmodel=large): Update documentation.
5708 2007-03-06 Richard Henderson <rth@redhat.com>
5710 * config/i386/i386.c (x86_use_leave, x86_push_memory,
5711 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
5712 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
5713 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
5714 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
5715 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
5716 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
5717 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
5718 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
5719 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
5720 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5721 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
5722 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5723 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5724 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
5725 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
5726 x86_schedule, x86_use_bt, x86_pad_returns,
5727 x86_use_xchgb): Merge into ...
5728 (ix86_tune_features): ... here. New array.
5729 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5730 x86_bswap): Merge into ...
5731 (ix86_arch_features): ... here. New array.
5732 (x86_3dnow_a): Remove.
5733 (x86_accumulate_outgoing_args): Make static.
5734 (x86_arch_always_fancy_math_387): Make static.
5735 (ix86_tune_mask, ix86_arch_mask): Move ...
5736 (override_options): ... to local variables here. Apply the
5737 appropriate mask to each element of ix86_arch_features and
5738 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
5739 as were done in the old macros.
5740 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
5741 * config/i386/i386.h (x86_use_leave, x86_push_memory,
5742 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
5743 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
5744 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
5745 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
5746 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
5747 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
5748 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
5749 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
5750 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
5751 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5752 x86_accumulate_outgoing_args, x86_prologue_using_move,
5753 x86_epilogue_using_move, x86_decompose_lea,
5754 x86_arch_always_fancy_math_387, x86_shift1,
5755 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5756 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5757 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
5758 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5759 x86_use_incdec, x86_pad_returns, x86_bswap,
5760 x86_partial_flag_reg_stall): Remove.
5761 (enum ix86_tune_indices): New.
5762 (ix86_tune_features): New.
5763 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
5764 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
5765 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
5766 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
5767 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
5768 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
5769 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
5770 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
5771 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
5772 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
5773 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
5774 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
5775 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
5776 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
5777 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
5778 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
5779 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
5780 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
5781 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
5782 TARGET_EXT_80387_CONSTANTS): Use it.
5783 (enum ix86_arch_indices): New.
5784 (ix86_arch_features): New.
5785 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
5786 TARGET_BSWAP): Use it.
5787 (ix86_tune_mask, ix86_arch_mask): Remove.
5789 2007-03-06 Joseph Myers <joseph@codesourcery.com>
5792 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
5793 Define using $${sysroot_headers_suffix}.
5794 * configure: Regenerate.
5795 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
5796 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
5798 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
5799 * gcc.c (print_sysroot_headers_suffix): New.
5800 (option_map): Include --print-sysroot-headers-suffix.
5801 (display_help): Mention -print-sysroot-headers-suffix.
5802 (process_command): Handle -print-sysroot-headers-suffix.
5803 (do_spec_1): Append multilib directory to include-fixed path if
5804 sysroot suffixes in use.
5805 (main): Handle -print-sysroot-headers-suffix.
5806 * Makefile.in (start.encap): Don't depend on xlimits.h
5807 (xlimits.h): Remove.
5808 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
5809 limits.h for each multilib in fixinc_list.
5810 (fixinc_list, s-fixinc_list): New.
5811 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
5812 generate them for each multilib in fixinc_list.
5813 (stmp-fixproto): Use include-fixed. Run fixproto for each
5814 multilib in fixinc_list.
5815 (mostlyclean): Don't remove xlimits.h.
5816 (clean): Remove include-fixed.
5817 (real-install-headers-tar, real-install-headers-cpio,
5818 real-install-headers-cp): Don't copy include, only include-fixed.
5819 (install-mkheaders): Depend on fixinc_list. Don't depend on
5820 xlimits.h. Save limits.h files for each multilib in fixinc_list.
5821 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
5822 SYSTEM_HEADER_DIR setting in mkheaders.conf.
5824 2007-03-06 Jan Hubicka <jh@suse.cz>
5826 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
5829 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5831 * configure.ac: Allow tm_file to contain build-directory files.
5832 * configure: Regenerate.
5833 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
5834 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
5835 * config/m68k/print-sysroot-suffix.sh: New file.
5837 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5839 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
5840 of pic_offset_table_rtx if reload_completed.
5841 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
5842 PIC_OFFSET_TABLE_REGNUM.
5843 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
5845 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
5846 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
5848 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5850 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5851 functions that call eh_return.
5853 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5855 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5856 functions that need a constant pool.
5858 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5861 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
5862 (m68k_preferred_reload_class): Likewise.
5863 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
5864 (SECONDARY_RELOAD_CLASS): Define.
5865 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
5866 (LIMIT_RELOAD_CLASS): Delete.
5867 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
5868 registers from storing bytes.
5869 (m68k_secondary_reload_class): New function.
5870 (m68k_preferred_reload_class): Likewise.
5872 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5874 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
5876 (m68k_expand_prologue): Likewise.
5878 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5880 * config/m68k/m68k-protos.h (output_sibcall): Declare.
5881 (mips_expand_epilogue): Add a bool parameter.
5882 (m68k_legitimize_sibcall_address): Declare.
5883 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
5884 (m68k_expand_epilogue): Add a parameter to select between sibling
5885 and normal epilogues. Only generate a return for the latter.
5886 (m68k_ok_for_sibcall_p): New function.
5887 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
5888 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
5889 (sibcall_value, *sibcall_value): Likewise.
5890 (*call, *call_value): Require !SIBLING_CALL_P.
5891 (epilogue): Update call to m68k_expand_epilogue.
5892 (sibcall_epilogue): New pattern.
5893 * config/m68k/predicates.md (const_call_operand): Say that this
5894 predicate applies to sibling calls too.
5895 (sibcall_operand): New predicate.
5897 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5899 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
5900 alternatives as movsi_cf.
5901 (movsf_cf_hard): Add commentary.
5903 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
5904 Richard Sandiford <richard@codesourcery.com>
5906 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
5907 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
5908 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
5909 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
5910 as being live on exit from an interrupt function.
5911 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
5912 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
5913 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
5914 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
5915 (m68k_interrupt_function_p): Globalize.
5916 (m68k_compute_frame_layout): Remove reverse mask code.
5917 (m68k_emit_movem, m68k_set_frame_related): New functions.
5918 (m68k_output_function_prologue): Delete in favor of...
5919 (m68k_expand_prologue): ...this new function.
5920 (m68k_output_function_epilogue): Delete in favor of...
5921 (m68k_expand_epilogue): ...this new function.
5922 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
5924 (print_operand): Handle %?.
5925 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
5926 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
5927 (prologue, epilogue): New patterns.
5928 (return): Turn into a define_expand.
5929 (*return): New pattern, derived from old "return" pattern. Use rte
5930 rather than rts for interrupt functions. Only use rtd if the pop
5932 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
5933 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
5934 (link, *link, unlink, *unlink, load_got): Likewise.
5936 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5940 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
5941 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
5942 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
5943 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
5944 and m68k_matches_u_p.
5945 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
5946 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
5947 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
5948 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
5949 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
5950 (REG_STRICT_P): New macro.
5951 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
5952 PCREL_GENERAL_OPERAND_OK.
5953 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
5954 m68k_legitimate_base_reg_p.
5955 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
5956 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
5957 (PIC_CASE_VECTOR_ADDRESS): Update comment.
5958 * config/m68k/m68k.c (m68k_address): New structure.
5959 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
5960 (m68k_decompose_index, m68k_legitimate_constant_address_p)
5961 (m68k_jump_table_ref_p, m68k_decompose_address)
5962 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
5963 (m68k_matches_u_p): New functions.
5964 (print_operand_address): Rewrite to use m68k_decompose_index.
5966 2007-03-05 David Taylor <dtaylor@emc.com>
5968 * gcc.c: Correct copyright date in --version output.
5970 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5972 * pa.md: In unamed move patterns, disparge copies between general
5973 and floating point registers using '?' modifier. Don't include 'f'
5974 constraint for register preferences in DImode, SImode, HImode and
5975 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
5976 Remove constraints for copies between general and floating registers
5977 in soft-float DFmode pattern.
5978 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
5982 2007-03-05 Mike Stump <mrs@apple.com>
5984 * c-common.c (targetcm): Add.
5985 * c-opts.c (c_common_handle_option): Handle language specific
5987 * opts.c (handle_option): Verify language for target options, if
5989 * opth-gen.awk: Add CL_LANG_ALL.
5990 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
5991 (TARGETCM_INITIALIZER): Add.
5992 * target.h (struct gcc_targetcm): Add.
5994 * targhooks.c (default_handle_c_option): Add.
5995 * targhooks.h (default_handle_c_option): Add.
5996 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
5998 * config/darwin.opt (iframework): Add.
5999 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
6000 * config/darwin-c.c (handle_c_option): Add.
6001 (TARGET_HANDLE_C_OPTION): Add.
6003 * doc/invoke.texi (Darwin Options): Add -iframework.
6005 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6007 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
6010 2007-03-05 Ian Lance Taylor <iant@google.com>
6012 * c.opt (fgnu89-inline): New option.
6013 * c-opts.c (c_common_post_options): Set default value for
6015 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
6016 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
6018 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
6019 (grokdeclarator, start_function): Likewise.
6020 * c-cppbuiltin.c (c_cpp_builtins): Define either
6021 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
6022 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
6023 (C Dialect Options): Document -fgnu89-inline.
6024 * doc/extend.texi (Function Attributes): Explain what the
6025 gnu_inline attribute does.
6026 * doc/cpp.texi (Common Predefined Macros): Document
6027 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
6029 2007-03-05 Ian Lance Taylor <iant@google.com>
6031 PR tree-optimization/31034
6032 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
6033 half-range if the other side is an overflow infinity.
6035 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
6037 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
6038 (bfin*-linux-uclibc*): New configuration.
6039 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
6041 * config/bfin/linux.h: New file.
6042 * config/bfin/libgcc-bfin.ver: New file.
6043 * config/bfin/t-bfin-uclinux: New file.
6044 * config/bfin/t-bfin-linux: New file.
6045 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
6046 (TARGET_OS_CPP_BUILTINS): New macro.
6048 2007-03-05 Richard Guenther <rguenther@suse.de>
6050 * fold-const.c (fold_binary): Remove duplicate folding
6051 of comparison of non-null ADDR_EXPR against null.
6053 2007-03-05 Richard Guenther <rguenther@suse.de>
6054 Dorit Nuzman <dorit@il.ibm.com>
6056 PR tree-optimization/26420
6057 * tree-vectorizer.c (vectorize_loops): Bail out early if there
6058 are no loops in the function. Only print the number of
6059 vectorized loops if it is greater than zero or we are supposed
6060 to print information about unvectorized loops.
6062 2007-03-05 Revital Eres <eres@il.ibm.com>
6064 * gcc.dg/var-expand1.c: New test.
6065 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
6066 when an accumulator is expanded.
6068 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6071 * c-common.c (convert_and_check): Don't give warnings for
6072 conversion if 'expr' already overflowed.
6074 2007-03-04 Roger Sayle <roger@eyesopen.com>
6077 * fold-const.c (fold_comparison): Enforce type consistency when
6078 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
6080 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
6082 * tree-ssa-address.c (create_mem_ref): Do not put an expression
6083 containing a cast to the base of TARGET_MEM_REF.
6085 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
6087 * tree.c (tree_contains_struct_check_failed): Remove spurious
6088 whitespace from error message.
6090 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
6093 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
6094 instead of precision.
6096 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
6097 Nathan Sidwell <nathan@codesourcery.com>
6099 * emit-rtl.c (find_auto_inc): New.
6100 (try_split): recreate REG_INC notes,
6101 Use regular for loops rather than whiles.
6103 2007-03-03 Andreas Schwab <schwab@suse.de>
6105 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
6106 * configure: Regenerate.
6108 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6110 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
6111 flag_rounding_math, not flag_unsafe_math_optimizations.
6113 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
6115 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
6116 alpha_fold_vector_minmax): Likewise.
6117 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6118 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
6120 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
6122 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
6123 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
6124 if the lhs has side-effects.
6125 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
6127 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6129 * config/i386/i386.h (TUNEMASK): Remove define.
6130 (ARCHMASK): Remove define.
6131 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
6132 Use ix86_arch_mask variable instead of ARCHMASK.
6133 * config/i386/i386.c (override_options): Ditto.
6134 (standard_80387_constant_p): Ditto.
6136 2007-03-02 Ian Lance Taylor <iant@google.com>
6138 Used signed infinities in VRP.
6139 * tree-vrp.c (uses_overflow_infinity): New static function.
6140 (supports_overflow_infinity): New static function.
6141 (make_overflow_infinity): New static function.
6142 (negative_overflow_infinity): New static function.
6143 (positive_overflow_infinity): New static function.
6144 (is_negative_overflow_infinity): New static function.
6145 (is_positive_overflow_infinity): New static function.
6146 (is_overflow_infinity): New static function.
6147 (overflow_infinity_range_p): New static function.
6148 (compare_values_warnv): New function split out of compare_values.
6149 (compare_value): Call it.
6150 (set_value_range_to_nonnegative): Add overflow_infinity
6151 parameter. Change caller.
6152 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
6154 (vrp_expr_computes_nonzero): Likewise.
6155 (compare_ranges, compare_range_with_value): Likewise.
6156 (compare_name_with_value, compare_names): Likewise.
6157 (vrp_evaluate_conditional): Likewise.
6158 (set_value_range): Handle infinity
6159 (vrp_operand_equal_p, operand_less_p): Likewise.
6160 (extract_range_from_assert): Likewise.
6161 (vrp_int_const_binop): Likewise.
6162 (extract_range_from_binary_expr): Likewise.
6163 (extract_range_from_unary_expr): Likewise.
6164 (extract_range_from_comparison): Likewise.
6165 (extract_range_from_expr): Likewise.
6166 (dump_value_range): Likewise.
6167 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
6168 (test_for_singularity): Likewise.
6169 (vrp_int_const_binop): Remove inline qualifier.
6170 (adjust_range_with_scev): Add comment.
6171 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
6173 2007-03-02 Diego Novillo <dnovillo@redhat.com>
6175 * tree-ssa-structalias.c (could_have_pointers): Tidy.
6176 (get_constraint_for): Likewise.
6177 (do_structure_copy): Likewise.
6178 (find_func_aliases): Fix references to MODIFY_EXPR.
6179 (intra_create_variable_infos): Tidy.
6180 * tree-ssa-operands.c (add_virtual_operand): Add argument
6182 When adding members of alias sets, if IS_CALL_SITE is true and
6183 the symbol is not call-clobbered, skip it.
6186 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
6188 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
6189 entry by means of emit_insn_at_entry.
6191 2007-03-02 Richard Henderson <rth@redhat.com>
6193 * expr.h (promoted_input_arg): Remove decl.
6194 * function.c (promoted_input_arg): Merge into ...
6195 * combine.c (setup_incoming_promotions): ... only caller.
6196 Rearrange to avoid double loop.
6198 2007-03-02 Ben Elliston <bje@au.ibm.com>
6199 Peter Bergner <bergner@vnet.ibm.com>
6200 Janis Johnson <janis187@us.ibm.com>
6202 * config/rs6000/dfp.md: New file.
6203 * config/rs6000/rs6000.md: Include dfp.md.
6204 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
6205 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
6206 and TDmode decimal float modes in FP registers.
6207 (num_insns_constant): Likewise.
6208 (rs6000_legitimate_offset_address_p): Likewise.
6209 (rs6000_legitimize_address): Likewise.
6210 (rs6000_legitimize_reload_address): Likewise.
6211 (rs6000_legitimate_address): Likewise.
6212 (rs6000_emit_move): Likewise.
6213 (function_arg_boundary): Likewise.
6214 (function_arg_advance): Likewise.
6215 (rs6000_darwin64_record_arg_recurse): Likewise.
6216 (function_arg): Likewise.
6217 (rs6000_gimplify_va_arg): Likewise.
6218 (rs6000_split_multireg_move): Likewise.
6219 (rs6000_output_function_epilogue): Likewise.
6220 (rs6000_output_function_epilogue): Likewise.
6221 (rs6000_register_move_cost): Likewise.
6222 (rs6000_function_value): Likewise.
6223 (rs6000_libcall_value): Likewise.
6225 2007-03-02 Richard Sandiford <richard@codesourcery.com>
6227 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
6229 2007-03-02 Richard Sandiford <richard@codesourcery.com>
6231 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
6232 Use $MULTIDIR to choose between the kernel and RTP headers,
6233 and use $WIND_BASE and $WIND_USR to locate them.
6235 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6237 * config/i386/i386.c (override_options): Put initialization of
6238 ix86_tune_mask and ix86_arch_mask to the correct place.
6240 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6241 Michael Meissner <michael.meissner@amd.com>
6244 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
6246 (TARGET_CMOVE): Use ARCHMASK.
6247 (TARGET_CMPXCHG): Ditto.
6248 (TARGET_CMPXCHG8B): Ditto.
6249 (TARGET_XADD): Ditto.
6250 (TARGET_BSWAP): Ditto.
6251 * config/i386/i386.c (ix86_tune_mask): New global variable.
6252 (ix86_arch_mask): Ditto.
6253 (override_options): Initialize ix86_tune_mask and
6254 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
6257 2007-03-02 Ben Elliston <bje@au.ibm.com>
6260 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
6262 2007-03-02 Joseph Myers <joseph@codesourcery.com>
6264 * target.h (init_dwarf_reg_sizes_extra): New target hook.
6265 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
6266 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
6267 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
6269 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
6270 rs6000_init_dwarf_reg_sizes_extra): New.
6271 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
6272 SPE register high parts.
6274 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
6276 * Makefile.in: Add install-pdf target as
6277 copied from automake v1.10 rules.
6278 * configure.ac: Add install-pdf to target list.
6279 * configure: Regenerate.
6281 2007-03-01 Paul Brook <paul@codesourcery.com>
6283 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
6284 modes to LDRD for DImode.
6285 (output_move_double): Fixup out of range ldrd/strd.
6286 (vfp_secondary_reload_class): Rename...
6287 (coproc_secondary_reload_class): ... to this. Add wb argument.
6288 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
6289 coproc_secondary_reload_class for CLASS_IWMMXT.
6290 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
6291 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
6293 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6295 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
6296 factor by the estimated number of iterations.
6297 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
6300 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
6301 decode_caches_intel, detect_caches_intel): New functions.
6302 (host_detect_local_cpu): Use detect_caches_amd and
6303 detect_caches_intel.
6305 2007-03-01 Richard Henderson <rth@redhat.com>
6307 * expr.c (emit_move_complex_push): Export.
6308 (emit_move_complex_parts): Split out from ...
6309 (emit_move_complex): ... here.
6310 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
6311 * config/i386/i386.md (movcdi): New.
6313 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
6315 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
6316 size of mode1 to check for tieable modes in MMX case.
6318 2007-03-01 Richard Sandiford <richard@codesourcery.com>
6320 * Makefile.in (rtlanal.o): Depend on tree.h.
6321 * rtl.h (offset_within_section_p, split_const): Declare.
6322 * rtlanal.c: Include tree.h.
6323 (offset_within_block_p): New function, taken from
6324 mips_offset_within_object_p.
6325 (split_const): New function, taken from mips_split_const.
6326 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
6328 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
6329 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
6330 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
6331 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6332 (m68k_illegitimate_symbolic_constant_p): New function.
6333 * config/m68k/m68k.md (movsi): Remove misleading predicates.
6334 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
6335 symbolic constant that might be outside the symbol's section,
6336 move the symbol first and then add the offset.
6337 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
6339 * config/mips/mips.c (mips_split_const): Delete.
6340 (mips_offset_within_object_p): Delete.
6341 (mips_symbolic_constant_p): Use offset_within_section_p and
6342 split_const instead of mips_offset_within_object_p and
6344 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
6345 (mips_legitimize_const_move, print_operand_reloc)
6346 (mips_dangerous_for_la25_p): Use split_const instead of
6349 2007-02-28 Eric Christopher <echristo@apple.com>
6351 * Makefile.in (install-include-dir): Don't rm -rf include.
6353 2007-02-28 Richard Guenther <rguenther@suse.de>
6356 * fold-const.c (fold_binary): Do not associate expressions
6357 with more than one variable for integer types that do not wrap.
6359 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
6361 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
6362 Delete, and replace with...
6363 (fold_builtin_call_array): This. Update callers to use it.
6364 * fold-const.c (fold_build_call_list): Delete, and replace with...
6365 (fold_build_call_array): This.
6366 (fold_build_call_list_initializer): Delete, and replace with...
6367 (fold_build_call_array_initializer): This.
6368 * tree.h: Update declarations to reflect above changes.
6370 * c-typeck.c (build_function_call): Store converted arguments
6371 in a stack-allocated array instead of building a list.
6372 (convert_arguments): Store arguments in the array passed in as an
6373 argument, and return the actual number of arguments.
6374 * c-format.c: (check_function_format): Pass arguments in an
6375 array instead of a list.
6376 * c-common.c (check_function_nonnull): Likewise.
6377 (check_function_sentinel): Likewise.
6378 (check_function_arguments): Likewise.
6379 * c-common.h: Update declarations to reflect above changes.
6381 2007-02-28 Jan Hubicka <jh@suse.cz>
6383 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
6384 PRED_NEGATIVE_RETURN): Update outcomes.
6386 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
6388 * calls.c (emit_library_call_value_1): Handle partial registers
6389 correctly when building up CALL_INSN_FUNCTION_USAGE.
6391 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6393 * pa/predicates.md (move_src_operand): Allow zero for mode.
6394 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
6397 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
6400 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
6401 *movv2df_internal): Enable pattern only for valid operand
6403 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
6404 tie only 128bit modes. For MMX registers, tie only 64bit modes.
6406 2007-02-27 Mike Stump <mrs@apple.com>
6408 * config/darwin-crt3.c: Avoid compilation when compiling for a
6411 2007-02-27 Joseph Myers <joseph@codesourcery.com>
6413 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
6415 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
6416 for fixed headers and limits.h.
6417 (install-include-dir, install-headers-tar, install-headers-cpio,
6418 install-headers-cp, real-install-headers-tar,
6419 real-install-headers-cpio, real-install-headers-cp): Handle
6420 include-fixed as well as include.
6421 (install-mkheaders): Don't install files that go only in include
6423 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
6424 from GCC_INCLUDE_DIR.
6425 * gcc.c (process_command): Remove special -BstageN/ handling.
6426 (do_spec_1): Add include-fixed directories.
6428 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6430 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
6432 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
6434 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
6437 2007-02-27 Mark Mitchell <mark@codesourcery.com>
6439 * c-common.c (get_priority): Add check for
6440 SUPPORTS_INIT_PRIORITY.
6442 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6444 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
6446 * config/bfin/bfin.c: Include "cfglayout.h".
6447 (MAX_LSETUP_DISTANCE): New macro.
6448 (struct loop_info): New members incoming, incoming_src and
6449 incoming_dest. Delete member predecessor.
6450 (length_for_loop): New function.
6451 (bfin_optimize_loop): Handle more different loop structures.
6452 (bfin_discover_loop): Rework detection of predecessor blocks by
6453 examining incoming edges.
6454 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
6456 (bfin_reorder_loops): New function.
6457 (bfin_reorg_loops): Use these three new functions.
6459 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
6460 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
6461 (CONSTRAINT_LEN): Add entry for 'q'.
6462 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
6463 Add 'q' constraints.
6464 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
6465 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
6467 * config/bfin/bfin.md (add_with_carry): New pattern.
6468 (s_or_u, su_optab, su_modifier): New code macros/attrs.
6469 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
6470 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
6471 support unsigned multiplies too. Removed incorrect commutativity from
6472 operand 1 constraint where appropriate.
6473 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
6475 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
6476 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
6478 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
6479 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
6480 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
6481 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
6482 usmulhisi_hh_huh): New patterns.
6484 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
6485 lshifthi3): Fix output template to use half reg for operand 2.
6487 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
6490 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
6492 2007-02-27 Andreas Schwab <schwab@suse.de>
6494 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
6496 2007-02-27 Jan Hubicka <jh@suse.cz>
6498 * predict.c (last_basic_block_p): Remove.
6499 (tree_estimate_probability): Update return heuristic for commonized
6502 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6504 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
6506 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6508 * doc/include/gcc-common.texi (versionsubtitle): New macro.
6509 * doc/cpp.texi: Standardize title page.
6510 * doc/cppinternals.texi: Likewise.
6511 * doc/gcc.texi: Standardize title page, remove version number
6512 from copyright page.
6513 * doc/gccint.texi: Likewise.
6514 * doc/install.texi: Standardize title page, add table of
6517 2007-02-26 Jan Hubicka <jh@suse.cz>
6519 * predict.def: Set outcomes according to more recent results.
6520 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
6521 Remove dead predictors.
6522 * predict.c (return_prediction): Fix pasto.
6524 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6526 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
6527 change; avoid a memory leak when returning early.
6529 2007-02-26 Mark Mitchell <mark@codesourcery.com>
6531 * c-decl.c (static_ctors): Move to c-common.c.
6532 (static_dtors): Likewise.
6533 (finish_function): Use c_record_cdtor_fn.
6534 (build_cdtor): Move to c-common.c.
6535 (c_write_global_declarations): Use c_build_cdtor_fns.
6536 * c-common.h (static_ctors): Declare.
6537 (static_dtors): Likewise.
6538 (c_record_cdtor_fn): Likewise.
6539 (c_build_cdtor_fns): Likewise.
6540 * c-common.c (static_ctors): New variable.
6541 (static_dtors): Likewise.
6542 (c_record_cdtor_fn): New function.
6543 (build_cdtor): Move from c-decl.c
6544 (c_build_cdtor_fns): New function.
6546 * output.h (assemble_addr_to_section): Declare.
6547 (get_cdtor_priority_section): Likewise.
6548 * varasm.c (assemble_addr_to_section): New function.
6549 (get_cdtor_priority_section): Likewise.
6550 (default_named_section_asm_out_destructor): Use them.
6551 (destor_dtor_section_asm_out_destructor): Likewise.
6552 (default_named_section_asm_out_constructor): Likewise.
6553 (default_ctor_section_asm_out_constructor): Likewise.
6554 * config.gcc (*-*-vxworks*): Include vxworks.o.
6555 * config/t-vxworks (vxworks.o): New target.
6556 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
6557 (TARGET_ASM_CONSTRUCTOR): Define.
6558 (TARGET_ASM_DESTRUCTOR): Likewise.
6559 (vxworks_asm_out_constructor): Declare.
6560 (vxworks_asm_out_destructor): Likewise.
6562 * c-common.c (get_priority): Check that we have not just an
6563 INTEGER_CST, but an integer constant with integeral type.
6565 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
6567 PR tree-optimization/30938
6568 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
6569 use &dt[nargs-1] instead of &dt[nargs] in the call to
6570 vect_is_simple_use().
6572 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
6574 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
6575 from register elimination as PRE_MODIFY / POST_MODIFY increments.
6576 Do not attempt to handle MEM inside auto-inc expressions.
6577 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
6578 of a register modified by an auto-inc expression. However, do handle
6579 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
6580 (elimination_effects): Prohibit elimination of a register modified
6581 by an auto-inc expression. Disable register elimination rules whose
6582 target register is modified by an auto-inc expression with variable
6585 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6587 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
6589 (array_at_struct_end_p): New function.
6590 (idx_infer_loop_bounds): Use it.
6591 (estimate_numbers_of_iterations_loop): Export.
6592 * predict.c (predict_loops): Use estimated_loop_iterations_int.
6593 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
6594 (tree_estimate_probability): Call record_loop_exits.
6595 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
6596 (estimated_loop_iterations, estimated_loop_iterations_int,
6597 estimated_loop_iterations_tree): New functions.
6598 (analyze_siv_subscript_cst_affine,
6599 compute_overlap_steps_for_affine_1_2,
6600 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
6601 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
6602 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
6603 (PRED_LOOP_ITERATIONS_GUESSED): New.
6604 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
6605 * cfgloop.h (estimate_numbers_of_iterations_loop,
6606 estimated_loop_iterations_int): Declare.
6608 2007-02-25 Mark Mitchell <mark@codesourcery.com>
6610 * doc/extend.texi: Document optional priority argument to
6611 constructors and destructors.
6612 * tree.c (init_priority_for_decl): Adjust GTY markers.
6613 (init_ttree): Use priority-info hash functions for
6614 init_priority_for_decl.
6615 (tree_map_eq): Rename to ...
6616 (tree_map_base_eq): ... this.
6617 (tree_map_marked_p): Rename to ...
6618 (tree_map_base_marked_p): ... this.
6619 (tree_map_base_hash): New function.
6620 (decl_init_priority_lookup): Rework.
6621 (decl_fini_priority_lookup): New function.
6622 (decl_priority_info): New function.
6623 (decl_init_priority_insert): Use it.
6624 (decl_fini_priority_insert): Likewise.
6625 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
6627 (decl_restrict_base_insert): Likewise.
6628 (decl_debug_expr_insert): Likewise.
6629 (decl_value_expr_lookup): Likewise.
6630 (decl_value_expr_insert): Likewise.
6631 * tree.h (priority_type): New type.
6632 (decl_init_priority_lookup): Use priority_type.
6633 (decl_fini_priority_lookup): New function.
6634 (decl_init_priority_insert): Use priority_type.
6635 (decl_fini_priority_insert): New function.
6636 (DECL_HAS_INIT_PRIORITY): Tweak comments.
6637 (DECL_INIT_PRIORITY): Likewise.
6638 (SET_DECL_INIT_PRIORITY): Add comment.
6639 (DECL_FINI_PRIORITY): New macro.
6640 (SET_DECL_FINI_PRIORITY): Likewise.
6641 (DEFAULT_INIT_PRIORITY): Document.
6642 (MAX_INIT_PRIORITY): Likewise.
6643 (MAX_RESERVED_INIT_PRIORITY): Likewise.
6644 (tree_map_base): New type.
6645 (tree_map_base_eq): New function.
6646 (tree_map_base_hash): Likewise.
6647 (tree_map_base_marked_p): Likewise.
6648 (tree_map): Inherit from tree_map_base.
6649 (tree_map_eq): Make it a macro.
6650 (tree_map_marked_p): Likewise.
6651 (tree_int_map): Inherit from tree_map_base.
6652 (tree_int_map_eq): Make it a macro.
6653 (tree_int_map_hash): Likewise.
6654 (tree_int_map_marked_p): Likewise.
6655 (tree_priority_map): New type.
6656 (tree_priority_map_eq): New macro.
6657 (tree_priority_map_hash): Likewise.
6658 (tree_priority_map_marked_p): Likewise.
6659 * varasm.c (emults_decl): Adjust for refactoring of tree_map
6661 (emutls_common_1): Likewise.
6662 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
6663 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
6664 of tree_map hierarchy.
6665 * tree-cfg.c (move_stmt_r): Likewise.
6666 (new_label_mapper): Likewise.
6667 * c-tree.h (c_expand_body): Move to ...
6668 * c-common.h (c_expand_body): ... here.
6669 * c-decl.c (c_expand_body): Move to ...
6670 * c-common.c (c_expand_body): ... here.
6671 (c_common_attribute_table): Allow 1 argument for the constructor
6672 and destructor attributes.
6673 (get_priority): New function.
6674 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
6675 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
6677 2007-02-24 Jan Hubicka <jh@suse.cz>
6680 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
6682 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6683 Jan Hubicka <jh@suse.cz>
6686 * i386.c (counter_mode): New function.
6687 (expand_set_or_movmem_via_loop): Use it.
6688 (expand_movmem_epilogue): Likewise; fix pasto.
6689 (ix86_expand_movmem): Do emit guard even for constant counts.
6690 (ix86_expand_setmem): Likewise.
6692 2007-02-25 Nick Clifton <nickc@redhat.com>
6694 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
6695 (JUMP_TABLES_IN_TEXT_SECTION): Define.
6697 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6700 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
6701 count argument with 0x10, not with 0x16.
6702 (expand_setmem_epilogue): Ditto.
6704 2007-02-24 Mike Stump <mrs@apple.com>
6706 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
6709 2007-02-24 Richard Guenther <rguenther@suse.de>
6712 * fold-const.c (fold_binary): Fold x +- CST op x for
6713 EQ_EXPR and NE_EXPR.
6715 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6717 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
6719 2007-02-24 Jan Hubicka <jh@suse.cz>
6721 * cgraphunit.c (decide_is_function_needed): Honor
6722 -fkeep-inline-functions.
6724 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6726 * builtins.c (fold_builtin_modf): New.
6727 (fold_builtin_2): Use it.
6729 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
6731 * loop-iv.c (implies_p): Detect additional cases where A implies B.
6732 (determine_max_iter): Take additional LOOP arg; all callers changed.
6733 Lose broken logic dealing with PLUS. Try to limit the upper bound by
6734 one using simplifications.
6735 (simplify_using_initial_values): Return if the expression becomes
6736 invalid due to altered regs.
6738 2007-02-23 DJ Delorie <dj@redhat.com>
6740 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
6742 2007-02-23 Mike Stump <mrs@apple.com>
6744 * tlink.c (scan_linker_output): Parse linker messages from
6745 darwin9's linker better.
6747 2007-02-23 Steve Ellcey <sje@cup.hp.com>
6750 * varpool.c (varpool_assemble_pending_decls): Set
6751 varpool_last_needed_node to null.
6753 2007-02-23 DJ Delorie <dj@redhat.com>
6755 * config/i386/i386.c (ix86_data_alignment): Don't specify an
6756 alignment bigger than the object file can handle.
6758 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
6761 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
6762 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
6763 (*movsf_1): Penalize MMX moves.
6765 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
6767 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
6768 2^32-1 or more times unless flag_unsafe_loop_optimizations.
6770 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
6772 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6774 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
6775 (fold_builtin_1): Use them.
6776 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
6777 BUILT_IN_SIGNIFICAND.
6779 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
6781 * config/i386/i386.c (bdesc_1arg): Initialize
6782 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
6783 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
6784 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
6785 and IX86_BUILTIN_MOVSLDUP.
6787 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
6789 PR rtl-optimization/30841
6790 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
6792 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6794 * builtins.c (fold_builtin_frexp): New.
6795 (fold_builtin_2): Use it.
6797 2007-02-22 Mark Mitchell <mark@codesourcery.com>
6799 * doc/invoke.texi (Spec Files): Document getenv spec function.
6801 * gcc.c (getenv_spec_function): New function.
6802 (static_spec_functions): Add it.
6803 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
6804 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
6807 2007-02-22 Michael Matz <matz@suse.de
6810 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
6811 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
6813 2007-02-22 Ian Lance Taylor <iant@google.com>
6816 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
6817 (mem_loc_descriptor): Call it.
6819 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
6820 Ira Rosen <irar@il.ibm.com>
6822 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
6824 2007-02-22 Ira Rosen <irar@il.ibm.com>
6826 PR tree-optimization/30843
6827 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
6828 stores only after all the group is vectorized.
6830 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
6832 PR tree-optimization/30858
6833 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
6834 in the reduction cycle have a single use in the loop.
6835 * tree-vectorizer.h (relevant): Add documentation.
6837 2007-02-20 Mike Stump <mrs@apple.com>
6839 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
6840 * configure: Regenerate.
6842 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6844 Change the defaults of some parameters and options.
6845 * config/spu/spu-protos.h (spu_optimization_options): Declare.
6846 * config/spu/spu.c (spu_optimization_options): Add.
6847 (spu_override_options): Change params in spu_optimization_options.
6848 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
6850 Register 127 is only 16 byte aligned when used as a frame pointer.
6851 * config/spu/spu-protos.h (spu_init_expanders): Declare.
6852 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
6853 HARD_FRAME_POINTER_REGNUM.
6854 (spu_legitimate_address): Use regno_aligned_for_reload.
6855 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
6856 aligned when frame_pointer_needed is true.
6857 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
6859 * config/spu/spu.h (INIT_EXPANDERS): Define.
6861 Make sure shift and rotate instructions have valid immediate operands.
6862 * config/spu/predicates.md (spu_shift_operand): Remove.
6863 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
6864 * config/spu/constraints.md (W, O): Extend range.
6865 * config/spu/spu.md (umask, nmask): Define.
6866 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
6867 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
6868 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
6869 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
6870 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
6871 (lshr<mode>3_reg): Fix rtl description.
6873 Make sure mulhisi immediate operands are valid.
6874 * config/spu/predicates.md (imm_K_operand): Add.
6875 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
6877 Generate constants using fsmbi and andi.
6878 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
6879 (print_operand, spu_split_immediate, classify_immediate,
6880 fsmbi_const_p): Handle IC_FSMBI2.
6882 Correctly handle a CONST_VECTOR containing symbols.
6883 * config/spu/spu.c (print_operand): Handle HIGH correctly.
6884 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
6885 (immediate_load_p): Allow symbols that use 2 instructions to create.
6886 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
6887 with symbols when flag_pic is set.
6888 (const_vector_immediate_p): New.
6889 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
6890 accept a CONST_VECTOR with symbols.
6891 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
6892 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
6894 * config/spu/spu.md (high, low): Delete.
6895 (low_<mode>): Define.
6897 Remove INTRmode and INTR_REGNUM, which didn't work.
6898 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
6900 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
6901 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
6902 peephole2 pattern): Don't use INTR or 131.
6903 (movintrcc): Delete.
6904 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
6905 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
6906 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
6907 (UNSPEC_SET_INTR): Add.
6908 * config/spu/spu-modes.def (INTR): Remove.
6910 More accurate warnings about run-time relocations.
6911 * config/spu/spu.c (reloc_diagnostic): Test in_section.
6913 Correctly warn about immediate arguments to specific intrinsics.
6914 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
6915 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
6916 the instruction predicate.
6918 Fix tree check errors with latest update.
6919 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
6921 (spu_expand_builtin): Use CALL_EXPR_FN.
6923 Add missing specific intrinsics.
6924 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
6926 * config/spu/spu_internals.h: Ditto.
6928 Fix incorrect operand modifiers.
6929 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
6930 * config/spu/spu.md (xor<mode>3): Change %S to %J.
6932 Optimize one case of zero_extend of a vec_select.
6933 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
6935 Accept any immediate for hbr.
6936 * config/spu/spu.md (hbr): Change s constraints to i.
6938 2007-02-21 Paul Brook <paul@codesourcery.com>
6940 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
6941 condexec_count when skipping USE and CLOBBER.
6943 2007-02-21 Nick Clifton <nickc@redhat.com>
6945 * common.opt (Warray-bounds): Add Warning attribute.
6946 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
6948 (fsized-zeroes): Add Optimization attribute.
6949 (fsplit-wide-types, ftree-scev-cprop): Likewise.
6950 * c.opt (Wc++0x-compat): Add Warning attribute.
6952 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6955 * reload1.c (eliminate_regs_in_insn): In the single_set special
6956 case, attempt to re-recognize the insn before falling back to
6957 having reload fix it up.
6959 2007-02-20 Eric Christopher <echristo@gmail.com>
6961 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
6962 Rewrite accordingly.
6963 (frv_read_iacc_argument): Ditto.
6964 (frv_expand_set_builtin): Take a call instead of arglist, update for
6966 (frv_expand_unop_builtin): Ditto.
6967 (frv_expand_binop_builtin): Ditto.
6968 (frv_expand_cut_builtin): Ditto.
6969 (frv_expand_binopimm_builtin): Ditto.
6970 (frv_expand_voidbinop_builtin): Ditto.
6971 (frv_expand_int_void2arg): Ditto.
6972 (frv_expand_prefetches): Ditto.
6973 (frv_expand_voidtriop_builtin): Ditto.
6974 (frv_expand_voidaccop_builtin): Ditto.
6975 (frv_expand_load_builtin): Ditto.
6976 (frv_expand_store_builtin): Ditto.
6977 (frv_expand_mdpackh_builtin): Ditto.
6978 (frv_expand_mclracc_builtin): Ditto.
6979 (frv_expand_mrdacc_builtin): Ditto.
6980 (frv_expand_mwtacc_builtin): Ditto.
6981 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
6984 2007-02-20 Janis Johnson <janis187@us.ibm.com>
6986 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
6987 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
6989 (HAVE_GAS_DFP): Check for assembler support of decimal floating
6991 * configure: Regenerate.
6992 * config.in: Regenerate.
6993 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
6994 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
6995 masks to power6 and power6x and to POWERPC_MASKS.
6996 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6998 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
6999 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
7000 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7001 Access PROTOTYPE as variable, not mask.
7003 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
7005 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
7006 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
7007 * combine.c (adjust_for_new_dest): Use it.
7008 * postreload.c (reload_combine): Likewise.
7010 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
7012 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
7013 notes on an insn with multiple sets, even if single_set returns
7014 non-NULL for that insn.
7016 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7018 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
7021 2007-02-20 Geoffrey Keating <geoffk@apple.com>
7023 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
7024 if user didn't pass it.
7025 * config/i386/darwin.h (CC1_SPEC): Likewise.
7026 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
7027 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
7028 -mmacosx-version-min.
7030 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7031 Uros Bizjak <ubizjak@gmail.com>
7033 * optabs.h (enum optab_index): Add new OTI_scalb.
7034 (scalb_optab): Define corresponding macro.
7035 * optabs.c (init_optabs): Initialize scalb_optab.
7036 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
7038 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
7039 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
7040 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
7041 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
7042 flag_unsafe_math_optimizations is set.
7044 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
7045 to implement scalbf, scalb and scalbl built-ins as inline x87
7048 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7049 DJ Delorie <dj@redhat.com>
7052 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
7053 (diagnostic_report_diagnostic): ... here, and turn them into real
7054 errors. If warnings are inhibited, no need to do anything.
7056 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
7058 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
7059 better code generation.
7061 2007-02-20 Ben Elliston <bje@au.ibm.com>
7063 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
7065 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
7067 * config/alpha/alpha.c, config/alpha/alpha.md,
7068 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
7069 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
7070 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
7071 config/arm/lib1funcs.asm: Follow spelling conventions.
7073 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
7074 config/fr30/fr30.md, config/i386/i386.h,
7075 config/iq2000/iq2000.h, config/iq2000/predicates.md,
7076 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
7077 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
7078 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
7079 config/rs6000/altivec.md, config/rs6000/rs6000.c,
7080 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
7081 config/sparc/sparc.c, config/sparc/sparc.h,
7082 config/sparc/sparc.md, config/spu/constraints.md,
7083 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
7086 2007-02-20 Alan Modra <amodra@bigpond.net.au>
7089 * varasm.c (use_blocks_for_decl_p): Return false for decls with
7092 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
7094 * doc/invoke.texi (-ftree-lrs): Remove.
7096 2007-02-19 Diego Novillo <dnovillo@redhat.com>
7098 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
7101 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
7103 * config/ia64/ia64.c (ia64_expand_builtin): Use the
7104 new CALL_EXPR_FN macro for retrieving the function
7105 declaration of the input expression.
7107 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7109 * c.opt (Waddress): New.
7110 * common.opt (Walways-true): Delete.
7111 (Wstring-literal-comparison): Delete.
7112 * doc/invoke.texi (Warning Options): Delete -Walways-true and
7113 -Wstring-literal-comparison. Add -Waddress.
7115 (Walways-true): Delete.
7116 (Wstring-literal-comparison): Delete.
7117 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
7118 consistently instead of -Walways-true in example.
7119 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
7120 * c-typeck.c (parser_build_binary_op): Replace
7121 -Wstring-literal-comparison and -Walways-true with -Waddress.
7122 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
7125 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
7127 * tree-cfg.c (dump_function_to_file): Be prepared for functions
7128 without DECL_STRUCT_FUNCTION initialized.
7130 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
7132 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
7133 due to calls to functions taking pointers as parameters.
7135 2007-02-19 Richard Henderson <rth@redhat.com>
7138 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
7141 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
7143 * config/s390/s390.c (s390_call_saved_register_used,
7144 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
7145 accessed to the new scheme.
7147 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7149 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
7150 (cris_print_index, cris_print_operand, cris_print_operand_address)
7151 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
7152 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
7153 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
7155 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
7156 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
7157 GO_IF_LEGITIMATE_ADDRESS): Ditto.
7158 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
7159 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
7160 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
7161 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
7162 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
7163 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
7164 (uminsi3, call, call_value): Ditto.
7165 (define_split: indir_to_reg_split, unnamed): Ditto.
7167 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
7169 PR tree-optimization/30975
7170 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
7173 2007-02-18 Eric Christopher <echristo@gmail.com>
7175 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
7176 Remove use of arglist.
7177 (mips_expand_builtin): Remove use of arglist, pass in expr.
7178 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
7179 (mips_expand_builtin_movtf): Ditto.
7180 (mips_expand_builtin_compare): Ditto.
7182 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
7184 * tree-sra.c (sra_build_assignment): Replace assertion
7185 checking with a comment explaining why it can't be done.
7187 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
7190 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
7191 during CALL_EXPR representation conversion.
7192 * tree-ssa-propagate.c (set_rhs): Likewise.
7194 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
7196 * tree-sra.c (sra_build_assignment): Disable assertion checking
7199 2007-02-18 Roger Sayle <roger@eyesopen.com>
7201 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
7202 instead of calling build2 with a GIMPLE_MODIFY_STMT.
7203 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
7205 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
7206 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
7207 gimplify_init_ctor_eval_range, gimple_push_cleanup,
7208 gimplify_omp_for, gimplify_omp_atomic_pipeline,
7209 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
7210 force_gimple_operand): Likewise.
7211 * ipa-cp.c (constant_val_insert): Likewise.
7212 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
7213 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
7214 perfect_nestify): Likewise.
7215 * langhooks.c (lhd_omp_assignment): Likewise.
7216 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
7217 lower_copyprivate_clauses, lower_send_clauses,
7218 lower_send_shared_vars, expand_parallel_call,
7219 expand_omp_for_generic, expand_omp_for_static_nochunk,
7220 expand_omp_for_static_chunk, expand_omp_sections,
7221 lower_omp_single_copy, lower_omp_for_lastprivate,
7222 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
7223 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7224 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
7227 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
7229 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
7230 config/sh/sh.md: Follow spelling conventions.
7232 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
7233 config/frv/predicates.md: Follow spelling conventions.
7235 * config/m68k/linux-unwind.h: Fix a comment typo.
7236 * target.h: Follow spelling conventions.
7238 2007-02-18 Roger Sayle <roger@eyesopen.com>
7240 PR rtl-optimization/28173
7241 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
7242 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
7243 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
7244 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
7245 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
7247 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7249 * builtins.c (fold_builtin_load_exponent): New.
7250 (fold_builtin_2): Use it.
7252 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
7254 PR rtl-optimization/30773
7255 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
7256 if we fail to attach a REG_EQUIV note.
7258 2007-02-18 David Edelsohn <edelsohn@gnu.org>
7259 Roger Sayle <roger@eyesopen.com>
7261 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
7263 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
7265 * calls.c (initialize_argument_information): Pass original EXP
7266 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
7267 code to split complex arguments here, as part of initializing the
7269 (expand_call): Remove code that builds a list of arguments and
7270 inserts implicit arguments into it. Instead, just count how many
7271 implicit arguments there will be so we can determine the size of
7272 the ARGS array, and let initialize_argument_information do the work.
7273 (split_complex_values): Delete unused function.
7275 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
7277 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
7279 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
7281 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
7282 for arg pointer based indexed addressing.
7284 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
7286 * config/ia64/ia64.h, config/ia64/ia64.md,
7287 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
7288 spelling conventions.
7290 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7292 * config/m68k/m68k.c (split_di): New.
7293 * config/m68k/m68k-protos.h: Declare split_di.
7294 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
7295 Improve predicate handling and split constant shifts.
7297 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7299 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
7300 parameter for register bitfield operations, general predicates
7303 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7305 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
7306 * config/m68k/linux-unwind.h: New file.
7308 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
7310 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
7311 config/i386/athlon.md, config/ia64/ia64.md,
7312 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
7313 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
7314 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
7315 tree-ssa-loop-niter.c, tree-vect-analyze.c,
7316 tree-vect-transform.c: Fix comment typos.
7318 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
7320 * sched-deps.c (find_insn_list): Remove.
7321 * sched-int.h: Remove the prototype for find_insn_list.
7323 2007-02-16 Geoffrey Keating <geoffk@apple.com>
7325 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
7327 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
7328 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
7329 darwin_rs6000_override_options.
7330 (C_COMMON_OVERRIDE_OPTIONS): Expect
7331 darwin_macosx_version_min to be non-NULL always.
7332 (TARGET_C99_FUNCTIONS): Likewise.
7333 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
7334 (DARWIN_MINVERSION_SPEC): New.
7335 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
7336 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
7338 (DARWIN_MINVERSION_SPEC): New.
7339 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
7341 * config/darwin-c.c (darwin_cpp_builtins): Expect
7342 darwin_macosx_version_min to be non-NULL always.
7344 * config/rs6000/rs6000.c: Clean up trailing whitespace.
7346 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
7348 * config/i386/i386.h (x86_use_xchgb): New.
7349 (TARGET_USE_XCHGB): New macro.
7350 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
7351 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
7352 Split after reload into bswaphi for shifts of 8.
7353 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
7354 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
7355 or when optimizing for size.
7357 2007-02-16 Richard Guenther <rguenther@suse.de>
7358 Christian Bruel <christian.bruel@st.com>
7360 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
7361 DECLs but prefer SSA_NAMEs over DECLs.
7363 2007-02-16 Richard Guenther <rguenther@suse.de>
7365 * tree-flow-inline.h (single_imm_use_p): Remove.
7366 (zero_imm_uses_p): Likewise.
7367 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
7368 instead of single_imm_use_p.
7369 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
7372 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7375 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
7376 nested double- and backquotes.
7378 2007-02-15 Roger Sayle <roger@eyesopen.com>
7381 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
7382 should be unreachable.
7383 (build2_stat): Allow construction of MODIFY_EXPR at any time.
7384 For the time being redirect GIMPLE_MODIFY_STMT to the new
7385 (renamed) build_gimple_modify_stmt_stat.
7386 (build2_gimple_stat): Rename to...
7387 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
7388 Always build a GIMPLE_MODIFY_STMT node.
7389 * tree.h (build2_gimple, build2_gimple_stat): Delete.
7390 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
7393 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
7394 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
7395 * tree-complex.c (set_component_ssa_name, expand_complex_move,
7396 expand_complex_div_wide): Likewise.
7397 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
7398 * tree-ssa-loop-im.c (schedule_sm): Likewise.
7399 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
7400 * tree-ssa-loop-manip.c (create_iv): Likewise.
7401 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
7402 abs_replacement): Likewise.
7403 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
7404 realify_fake_stores): Likewise.
7406 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
7407 node rather than a GIMPLE_MODIFY_STMT node.
7408 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
7409 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
7411 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
7412 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
7415 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7418 * fold-const.c (fold_comparison): Add back the
7419 folding of constant complex comparisions.
7421 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7424 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
7425 effects unknown to this function, return early.
7427 2007-02-15 Ian Lance Taylor <iant@google.com>
7429 * lower-subreg.c (move_eh_region_note): New static function.
7430 (resolve_simple_move): Call it.
7431 (decompose_multiword_subregs): Track blocks for which we resolve a
7432 simple move which is also a control flow insn. Pass them to
7433 find_many_sub_basic_blocks.
7434 (pass_lower_subreg): Add TODO_verify_flow.
7435 (pass_lower_subreg2): Likewise.
7437 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7438 Brooks Moses <brooks.moses@codesourcery.com>
7439 Lee Millward <lee.millward@codesourcery.com>
7441 * tree.h (enum tree_code_class): Add tcc_vl_exp.
7442 (VL_EXP_CLASS_P): New.
7443 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
7445 (TREE_OPERAND_CHECK_CODE): Likewise.
7446 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
7447 (TREE_RTL_OPERAND_CHECK): Likewise.
7448 (tree_operand_check_failed): Make second parameter the whole tree
7449 instead of its code. Fixed callers.
7450 (VL_EXP_CHECK): New.
7451 (TREE_OPERAND_LENGTH): New.
7452 (VL_EXP_OPERAND_LENGTH): New.
7453 (CALL_EXPR_FN): New.
7454 (CALL_EXPR_STATIC_CHAIN): New.
7455 (CALL_EXPR_ARGS): New.
7456 (CALL_EXPR_ARG): New.
7457 (call_expr_nargs): New.
7458 (CALL_EXPR_ARGP): New.
7459 (build_nt_call_list): Declare.
7460 (build_vl_exp_stat): Declare.
7461 (build_vl_exp): New.
7462 (build_call_list): Declare.
7463 (build_call_nary): Declare.
7464 (build_call_valist): Declare.
7465 (build_call_array): Declare.
7466 (call_expr_arg): Declare.
7467 (call_expr_argp): Declare.
7468 (call_expr_arglist): Declare.
7469 (fold_build_call_list): Declare.
7470 (fold_build_call_list_initializer): Declare.
7471 (fold_call_expr): Declare to replace fold_builtin.
7472 (fold_builtin_fputs): Update to agree with modified definition.
7473 (fold_builtin_strcpy): Likewise.
7474 (fold_builtin_strncpy): Likewise.
7475 (fold_builtin_memory_chk): Likewise.
7476 (fold_builtin_stxcpy_chk): Likewise.
7477 (fold_builtin_strncpy_chk): Likewise.
7478 (fold_builtin_next_arg): Likewise.
7479 (fold_build_call_expr): Declare.
7480 (fold_builtin_call_list): Declare.
7481 (fold_builtin_call_valist): Declare.
7482 (build_call_expr): Declare.
7483 (validate_arglist): Update to agree with modified definition.
7484 (tree_operand_length): New.
7485 (call_expr_arg_iterator): New.
7486 (init_call_expr_arg_iterator): New.
7487 (next_call_expr_arg): New.
7488 (first_call_expr_arg): New.
7489 (more_call_expr_args_p): New.
7490 (FOR_EACH_CALL_EXPR_ARG): New.
7492 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
7493 and tcc_gimple_stmt.
7494 (tree_code_size): Update documentation. Use sizeof (tree) rather
7495 than sizeof (char *).
7496 (tree_size): Likewise. Add case for tcc_vl_exp.
7497 (tree_node_structure): Add case for tcc_vl_exp.
7498 (contains_placeholder_p): Likewise.
7499 (substitute_in_expr): Likewise.
7500 (substitute_placeholder_in_expr): Likewise.
7501 (stabilize_reference_1): Likewise.
7502 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
7503 to diagnose breakage of this interface for constructing CALL_EXPRs.
7504 (build_nt): Add similar assertion here.
7505 (build_nt_call_list): New.
7506 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
7507 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
7509 (get_callee_fndecl): Use new CALL_EXPR accessors.
7510 (tree_operand_check_failed): Change parameters to pass entire node
7511 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
7512 (process_call_operands): New.
7513 (build_vl_exp_stat): New.
7514 (build_call_list): New.
7515 (build_call_nary): New.
7516 (build_call_valist): New.
7517 (build_call_array): New.
7518 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7519 (call_expr_arglist): New.
7521 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
7522 tcc_vl_exp instead of a fixed-size tcc_expression.
7524 * doc/c-tree.texi (CALL_EXPR): Document new representation and
7525 accessors for CALL_EXPRs.
7526 (AGGR_INIT_EXPR): Likewise.
7528 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7529 Brooks Moses <brooks.moses@codesourcery.com>
7530 Lee Millward <lee.millward@codesourcery.com>
7532 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
7533 (expand_builtin_nonlocal_goto): Change parameter to be entire
7534 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
7535 (expand_builtin_prefetch): Likewise.
7536 (expand_builtin_classify_type): Likewise.
7537 (mathfn_built_in): Return NULL_TREE instead of 0.
7538 (expand_errno_check): Use new CALL_EXPR accessors.
7539 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
7540 Return NULL_RTX instead of 0.
7541 (expand_builtin_mathfn_2): Likewise.
7542 (expand_builtin_mathfn_3): Likewise.
7543 (expand_builtin_interclass_mathfn): Likewise.
7544 (expand_builtin_sincos): Likewise.
7545 (expand_builtin_cexpi): Likewise.
7546 (expand_builtin_int_roundingfn): Likewise.
7547 (expand_builtin_int_roundingfn_2): Likewise.
7548 (expand_builtin_pow): Likewise.
7549 (expand_builtin_powi): Likewise.
7550 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
7551 of arglist, fixing callers appropriately. Use new CALL_EXPR
7552 accessors and constructors. Return NULL_RTX instead of 0.
7553 (expand_builtin_strstr): Likewise.
7554 (expand_builtin_strchr): Likewise.
7555 (expand_builtin_strrchr): Likewise.
7556 (expand_builtin_strpbrk): Likewise.
7557 (expand_builtin_memcpy): Likewise.
7558 (expand_builtin_mempcpy): Likewise.
7559 (expand_builtin_mempcpy_args): New.
7560 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
7561 (expand_builtin_memmove_args): New.
7562 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
7563 (expand_movstr): Likewise.
7564 (expand_builtin_strcpy): Likewise.
7565 (expand_builtin_strcpy_args): New.
7566 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
7567 (expand_builtin_strncpy): Likewise.
7568 (expand_builtin_memset): Likewise.
7569 (expand_builtin_memset_args): New.
7570 (expand_builtin_bzero): Similarly to expand_builtin_memset.
7571 (expand_builtin_memcmp): Likewise.
7572 (expand_builtin_strcmp): Likewise.
7573 (expand_builtin_strncmp): Likewise.
7574 (expand_builtin_strcat): Likewise.
7575 (expand_builtin_strncat): Likewise.
7576 (expand_builtin_strspn): Likewise.
7577 (expand_builtin_strcspn): Likewise.
7578 (expand_builtin_args_info): Likewise.
7579 (expand_builtin_va_start): Likewise.
7580 (gimplify_va_arg_expr): Likewise.
7581 (expand_builtin_va_end): Likewise.
7582 (expand_builtin_va_copy): Likewise.
7583 (expand_builtin_frame_address): Likewise.
7584 (expand_builtin_alloca): Likewise.
7585 (expand_builtin_bswap): Likewise.
7586 (expand_builtin_unop): Likewise.
7587 (expand_builtin_fputs): Likewise.
7588 (expand_builtin_expect): Likewise.
7589 (expand_builtin_fabs): Likewise.
7590 (expand_builtin_copysign): Likewise.
7591 (expand_builtin_printf): Likewise.
7592 (expand_builtin_fprintf): Likewise.
7593 (expand_builtin_sprintf): Likewise.
7594 (expand_builtin_init_trampoline): Likewise.
7595 (expand_builtin_signbit): Likewise.
7596 (expand_builtin_fork_or_exec): Likewise.
7597 (expand_builtin_sync_operation): Likewise.
7598 (expand_builtin_compare_and_swap): Likewise.
7599 (expand_builtin_lock_test_and_set): Likewise.
7600 (expand_builtin_lock_release): Likewise.
7601 (expand_builtin): Likewise.
7602 (builtin_mathfn_code): Likewise.
7604 (fold_builtin_constant_p): Pass call arguments individually instead
7605 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7606 accessors and constructors. Return NULL_TREE instead of 0.
7607 (fold_builtin_expect): Likewise.
7608 (fold_builtin_classify_type): Likewise.
7609 (fold_builtin_strlen): Likewise.
7610 (fold_builtin_nan): Likewise.
7611 (integer_valued_real_p): Likewise.
7612 (fold_trunc_transparent_mathfn): Likewise.
7613 (fold_fixed_mathfn): Likewise.
7614 (fold_builtin_cabs): Likewise.
7615 (fold_builtin_sqrt): Likewise.
7616 (fold_builtin_cbrt): Likewise.
7617 (fold_builtin_cos): Likewise.
7618 (fold_builtin_cosh): Likewise.
7619 (fold_builtin_tan): Likewise.
7620 (fold_builtin_sincos): Likewise.
7621 (fold_builtin_cexp): Likewise.
7622 (fold_builtin_trunc): Likewise.
7623 (fold_builtin_floor): Likewise.
7624 (fold_builtin_ceil): Likewise.
7625 (fold_builtin_round): Likewise.
7626 (fold_builtin_int_roundingfn): Likewise.
7627 (fold_builtin_bitop): Likewise.
7628 (fold_builtin_bswap): Likewise.
7629 (fold_builtin_logarithm): Likewise.
7630 (fold_builtin_hypot): Likewise.
7631 (fold_builtin_pow): Likewise.
7632 (fold_builtin_powi): Likewise.
7633 (fold_builtin_exponent): Likewise.
7634 (fold_builtin_memset): Likewise.
7635 (fold_builtin_bzero): Likewise.
7636 (fold_builtin_memory_op): Likewise.
7637 (fold_builtin_bcopy): Deleted; call site changed to invoke
7638 fold_builtin_memory_op directly.
7639 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
7640 (fold_builtin_strncpy): Likewise.
7641 (fold_builtin_memcmp): Likewise.
7642 (fold_builtin_strcmp): Likewise.
7643 (fold_builtin_strncmp): Likewise.
7644 (fold_builtin_signbit): Likewise.
7645 (fold_builtin_copysign): Likewise.
7646 (fold_builtin_isascii): Likewise.
7647 (fold_builtin_toascii): Likewise.
7648 (fold_builtin_isdigit): Likewise.
7649 (fold_builtin_fabs): Likewise.
7650 (fold_builtin_abs): Likewise.
7651 (fold_builtin_fmin_fmax): Likewise.
7652 (fold_builtin_carg): Likewise.
7653 (fold_builtin_classify): Likewise.
7654 (fold_builtin_unordered_cmp): Likewise.
7656 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
7657 New functions split out from fold_builtin_1.
7658 (fold_builtin_n): New.
7659 (fold_builtin_varargs): New.
7660 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
7662 (fold_call_expr): New.
7663 (build_function_call_expr): Rewrite to use new helper function.
7664 (fold_builtin_call_list): New.
7665 (build_call_expr): New.
7666 (fold_builtin_call_valist): New.
7667 (rewrite_call_expr): New.
7668 (validate_arg): New.
7669 (validate_arglist): Change parameter to be entire CALL_EXPR instead
7670 of an arglist. Change return type to bool. Use new CALL_EXPR
7673 (fold_builtin_strstr): Pass call arguments individually instead
7674 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7675 accessors and constructors. Return NULL_TREE instead of 0.
7676 (fold_builtin_strchr): Likewise.
7677 (fold_builtin_strrchr): Likewise.
7678 (fold_builtin_strpbrk): Likewise.
7679 (fold_builtin_strcat): Likewise.
7680 (fold_builtin_strncat): Likewise.
7681 (fold_builtin_strspn): Likewise.
7682 (fold_builtin_strcspn): Likewise.
7683 (fold_builtin_fputs): Likewise.
7684 (fold_builtin_next_arg): Likewise.
7685 (fold_builtin_sprintf): Likewise.
7687 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
7688 NULL_RTX instead of 0.
7689 (expand_builtin_memory_chk): Likewise.
7690 (maybe_emit_chk_warning): Likewise.
7691 (maybe_emit_sprintf_chk_warning): Likewise.
7693 (fold_builtin_object_size): Pass call arguments individually instead
7694 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7695 accessors and constructors. Return NULL_TREE instead of 0.
7696 (fold_builtin_memory_chk): Likewise.
7697 (fold_builtin_stxcpy_chk): Likewise.
7698 (fold_builtin_strncpy_chk): Likewise.
7699 (fold_builtin_strcat_chk): Likewise.
7700 (fold_builtin_strcat_chk): Likewise.
7701 (fold_builtin_strncat_chk): Likewise.
7702 (fold_builtin_sprintf_chk): Likewise.
7703 (fold_builtin_snprintf_chk): Likewise.
7704 (fold_builtin_printf): Likewise.
7705 (fold_builtin_vprintf): Likewise.
7707 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
7709 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
7710 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7711 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
7712 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
7713 (fold_unary): Likewise.
7714 (fold_binary): Likewise.
7715 (fold_ternary): Remove CALL_EXPR case, since they are no longer
7716 ternary expressions.
7717 (fold): Add logic for tcc_vl_exp.
7718 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
7719 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7720 (fold_build3_stat): Add assertion to flag broken interface for
7721 constructing CALL_EXPRs.
7722 (fold_build_call_list): New.
7723 (fold_build_call_list_initializer): New.
7724 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
7726 (fold_strip_sign_ops): Likewise.
7728 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7729 Brooks Moses <brooks.moses@codesourcery.com>
7730 Lee Millward <lee.millward@codesourcery.com>
7732 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
7733 accessors and dump arguments explicitly.
7735 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
7737 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
7739 (print_call_name): Use new CALL_EXPR accessors.
7741 * print-tree.c (print_node): Add case tcc_vl_exp. Print
7742 CALL_EXPR arguments explicitly instead of as a list. Use
7743 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7745 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
7746 (vrp_visit_stmt): Likewise.
7748 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
7749 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
7751 (force_move_till_expr): Likewise.
7753 * targhooks.c (default_external_stack_protect_fail): Use
7754 build_call_expr instead of build_function_call_expr.
7755 (default_hidden_stack_protect_fail): Likewise.
7757 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
7760 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
7761 and walk arguments explicitly.
7763 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
7764 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7765 (expand_simple_operations): Likewise.
7766 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
7768 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
7769 of TREE_CODE_LENGTH.
7770 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
7772 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
7773 instead of TREE_CODE_LENGTH.
7775 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
7776 (tree_ic_transform): Likewise.
7777 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
7778 parameter instead of arglist. Fix callers.
7779 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
7780 (tree_stringops_transform): Likewise.
7781 (tree_indirect_call_to_profile): Likewise.
7782 (tree_stringops_values_to_profile): Likewise.
7784 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
7785 (eliminate_tail_call): Likewise.
7787 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
7789 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7790 Use TREE_OPERAND_LENGTH and generalize to handle any number of
7792 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
7794 * omp-low.c (build_omp_barrier): Use build_call_expr.
7795 (lower_rec_input_clauses): Likewise.
7796 (lower_reduction_clauses): Likewise.
7797 (expand_parallel_call): Likewise.
7798 (maybe_catch_exception): Likewise.
7799 (expand_omp_for_generic): Likewise.
7800 (expand_omp_for_static_nochunk): Likewise.
7801 (expand_omp_sections): Likewise.
7802 (lower_omp_single_simple): Likewise.
7803 (lower_omp_single_copy): Likewise.
7804 (lower_omp_master): Likewise.
7805 (lower_omp_ordered): Likewise.
7806 (lower_omp_critical): Likewise.
7808 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
7809 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
7811 * tree-gimple.c (is_gimple_call_addr): Fix doc.
7812 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
7813 TREE_CODE_LENGTH. Add tcc_vl_exp case.
7815 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
7816 and generalize to handle any number of operands.
7817 (chrec_contains_undetermined): Likewise.
7818 (tree_contains_chrecs): Likewise.
7819 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
7821 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
7823 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
7824 fold_call_expr instead of fold_builtin.
7825 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
7826 match declarations there.
7827 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
7830 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
7831 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7833 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
7834 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
7836 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
7839 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
7840 (execute_cse_sincos): Use new CALL_EXPR accessors.
7842 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
7844 * gimple-low.c (lower_function_body): Use build_call_expr.
7845 (lower_builtin_setjmp): Likewise.
7847 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
7848 (set_storage_via_libcall): Likewise.
7849 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
7850 instead of TREE_CODE_LENGTH.
7851 (expand_expr_real_1): Use new CALL_EXPR accessors.
7853 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
7854 generalize to handle any number of operands.
7855 (TB_parent_eq): Likewise.
7857 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
7858 (strip_builtin_expect): Likewise.
7860 * function.c (gimplify_parameters): Use build_call_expr.
7862 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
7863 instead of TREE_CODE_LENGTH.
7865 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
7866 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
7868 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
7871 * gimplify.c (build_stack_save_restore): Use build_call_expr.
7872 (gimplify_decl_expr): Likewise.
7873 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
7874 Use new CALL_EXPR iterators.
7875 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
7876 (gimplify_modify_expr_to_memset): Likewise.
7877 (gimplify_variable_sized_compare): Likewise.
7878 (gimplify_omp_atomic_fetch_op): Likewise.
7879 (gimplify_omp_atomic_pipeline): Likewise.
7880 (gimplify_omp_atomic_mutex): Likewise.
7881 (gimplify_function_tree): Likewise.
7883 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
7884 (call_expr_flags): Likewise.
7885 (expand_call): Likewise.
7887 * except.c (expand_builtin_eh_return_data_regno): Pass entire
7888 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7891 * coverage.c (create_coverage): Use build_call_expr.
7893 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
7894 (temp_call_expr_obstack): New.
7895 (pool_copy_list): Delete.
7896 (temp_copy_call_expr): New.
7897 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
7898 CALL_EXPR accessors. Get rid of special goo for copying argument
7899 lists and use temp_copy_call_expr instead.
7900 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
7901 CALL_EXPR accessors.
7902 (create_expression_by_pieces): Likewise. Use build_call_array
7903 to construct the result instead of fold_build3.
7904 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
7905 dealing with argument lists.
7906 (init_pre): Remove references to expression_node_pool and
7907 list_node_pool. Init temp_call_expr_obstack instead.
7908 (fini_pre): Remove references to expression_node_pool and
7911 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
7912 and walk arguments explicitly instead of as a list.
7914 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
7915 (mx_register_decls): Likewise.
7916 (mudflap_register_call): Likewise.
7917 (mudflap_finish_file): Likewise.
7919 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
7920 (ipa_callsite_compute_param): Likewise.
7922 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
7923 accessors and constructor.
7925 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
7926 accessors and constructor.
7927 (convert_tramp_reference): Likewise.
7928 (convert_call_expr): Likewise.
7929 (finalize_nesting_tree_1): Likewise.
7931 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
7934 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
7936 * tree-inline.c (initialize_inlined_parameters): Pass entire
7937 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7939 (estimate_num_insns_1): Use new CALL_EXPR accessors.
7940 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
7942 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
7943 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7944 (vectorizable_reduction): Likewise.
7945 (vectorizable_call): Use new CALL_EXPR iterators.
7946 (vectorizable_conversion): Use build_call_expr.
7947 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
7948 (vect_gen_widened_results_half): Use build_call_expr.
7949 (vect_setup_realignment): Likewise.
7950 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
7952 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
7953 (pass_through_call): Likewise.
7954 (compute_object_sizes): Likewise. Use fold_call_expr instead of
7957 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
7958 (tree_gen_pow2_profiler): Likewise.
7959 (tree_gen_one_value_profiler): Likewise.
7960 (tree_gen_ic_func_profiler): Likewise.
7961 (tree_gen_average_profiler): Likewise.
7962 (tree_gen_ior_profiler): Likewise.
7964 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
7965 (find_func_aliases): Use new CALL_EXPR accessors. Add case
7966 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7968 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
7969 of TREE_CODE_LENGTH.
7971 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
7972 of TREE_CODE_LENGTH.
7974 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
7976 (convert_to_integer): Likewise.
7978 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
7981 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7982 Brooks Moses <brooks.moses@codesourcery.com>
7983 Lee Millward <lee.millward@codesourcery.com>
7985 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
7987 * config/frv/frv.c (frv_expand_builtin): Likewise.
7988 * config/s390/s390.c (s390_expand_builtin): Likewise.
7990 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
7991 (sparc_expand_builtin): Use new CALL_EXPR accessors.
7993 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
7994 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
7995 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
7996 (ix86_expand_store_builtin): Likewise.
7997 (ix86_expand_unop_builtin): Likewise.
7998 (ix86_expand_unop1_builtin): Likewise.
7999 (ix86_expand_sse_compare): Likewise.
8000 (ix86_expand_sse_comi): Likewise.
8001 (ix86_expand_vec_init_builtin): Likewise.
8002 (ix86_expand_vec_ext_builtin): Likewise.
8003 (ix86_expand_vec_set_builtin): Likewise.
8004 (ix86_expand_builtin): Use new CALL_EXPR accessors.
8006 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
8007 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
8009 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
8010 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8011 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
8013 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
8015 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8016 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
8017 arglist. Use new CALL_EXPR accessors. Fix callers.
8018 (altivec_expand_abs_builtin): Likewise.
8019 (rs6000_expand_binop_builtin): Likewise.
8020 (altivec_expand_predicate_builtin): Likewise.
8021 (altivec_expand_lv_builtin): Likewise.
8022 (spe_expand_stv_builtin): Likewise.
8023 (altivec_expand_stv_builtin): Likewise.
8024 (rs6000_expand_ternop_builtin): Likewise.
8025 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
8026 (altivec_expand_st_builtin): Likewise.
8027 (altivec_expand_dst_builtin): Likewise.
8028 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
8029 arglist. Use new CALL_EXPR accessors. Fix callers.
8030 (altivec_expand_vec_set_builtin): Likewise.
8031 (altivec_expand_vec_ext_builtin): Likewise.
8032 (altivec_expand_builtin): Use new CALL_EXPR accessors.
8033 (spe_expand_builtin): Likewise.
8034 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
8035 arglist. Use new CALL_EXPR accessors. Fix callers.
8036 (spe_expand_evsel_builtin): Likewise.
8037 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
8038 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
8040 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
8041 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8042 (arm_expand_unop_builtin): Likewise.
8043 (arm_expand_builtin): Use new CALL_EXPR accessors.
8045 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
8048 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
8049 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8050 (bfin_expand_unop_builtin): Likewise.
8051 (bfin_expand_builtin): Use new CALL_EXPR accessors.
8053 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8054 Brooks Moses <brooks.moses@codesourcery.com>
8055 Lee Millward <lee.millward@codesourcery.com>
8057 * c-semantics.c (build_stmt): Add internal diagnostic check.
8059 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
8060 accessors. Print arguments explicitly instead of as a list.
8062 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
8064 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
8065 (c_finish_omp_flish): Likewise.
8067 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
8068 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
8069 instead of TREE_CODE_LENGTH.
8070 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
8071 (c_warn_unused_result): Likewise.
8073 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8076 * doc/invoke.texi (Warning Options): Remove
8077 -Werror-implicit-function-declaration.
8078 (Wimplicit-function-declaration): Update description.
8079 * opts.c (common_handle_option): Move handling of -Werror=* to...
8080 (enable_warning_as_error): ...here.
8081 * opts.h (enable_warning_as_error): Declare.
8082 * c-decl.c (implicit_decl_warning): Unless
8083 -Wno-implicit-function-declaration is given, emit a pedwarn if
8084 -std=c99 or emit a warning if -Wimplicit-function-declaration.
8085 * c.opt (Wimplicit-function-declaration): Replace
8086 mesg_implicit_function_declaration with
8087 warn_implicit_function_declaration.
8088 * c-opts.c (c_common_handle_option):
8089 -Werror-implicit-function-declaration is exactly equal as
8090 -Werror=implicit-function-declaration.
8091 (set_Wimplicit): Replace mesg_implicit_function_declaration with
8092 warn_implicit_function_declaration.
8093 (c_common_post_options): -Wimplict-function-declaration is enabled
8094 by default by -std=c99, otherwise is disabled by default.
8095 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
8097 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
8099 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
8100 DECL on the rhs to a DECL on the lhs for debug info purposes if the
8101 former is ignored but not the latter.
8103 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
8105 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
8106 is made and the reference doesn't use the alias set of its type,
8107 do not create the temporary using that type.
8109 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
8111 * jump.c: Remove prototypes for delete_computation and
8112 delete_prior_computation.
8114 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
8116 * jump.c (get_label_after): Delete.
8117 (get_label_before, delete_computation, delete_jump,
8118 delete_prior_computation, follow_jumps): Move...
8119 * reorg.c (delete_computation, delete_prior_computation): ... here...
8120 (get_label_before, delete_jump): ... making these static ...
8121 (follow_jumps): ... and simplifying this since it only runs after
8123 * rtl.h (get_label_after, get_label_before, delete_jump,
8124 follow_jumps): Delete prototypes.
8126 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
8128 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
8130 2007-02-15 Nick Clifton <nickc@redhat.com>
8132 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
8133 order to prevent it from being munged by the target.
8135 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
8137 * config/i386/i386.md: Remove misleading comment.
8139 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8141 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
8142 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
8145 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8147 * tree-sra.c (instantiate_missing_elements): Canonicalize
8149 (sra_build_assignment): New.
8150 (generate_copy_inout, generate_element_copy,
8151 generate_element_zero, generate_one_element_init): Use it.
8153 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8155 * tree-sra.c (instantiate_missing_elements): Canonicalize
8157 (sra_build_assignment): New.
8158 (generate_copy_inout, generate_element_copy,
8159 generate_element_zero, generate_one_element_init): Use it.
8161 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8163 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
8166 2007-02-14 Joseph Myers <joseph@codesourcery.com>
8168 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
8169 types as aggregates not scalars.
8170 * function.c (assign_stack_temp_for_type): Likewise.
8172 2007-02-14 Roger Sayle <roger@eyesopen.com>
8173 Zdenek Dvorak <dvorakz@suse.cz>
8175 * tree-dump.c (dump_switch_p_1): Require exact match of the option
8178 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
8180 * passes.c (next_pass_1): Clear the next field of the copied
8183 2007-02-14 Richard Henderson <rth@redhat.com>
8185 * tree-sra.c (early_sra): New.
8186 (decl_can_be_decomposed_p): Deny va_list if early_sra.
8187 (tree_sra_early, pass_sra_early): New.
8188 * tree-pass.h (pass_sra_early): Declare.
8189 * passes.c (init_optimization_passes): Use it.
8191 2007-02-14 Richard Guenther <rguenther@suse.de>
8193 * flags.h (issue_strict_overflow_warning): Convert to a macro.
8195 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
8197 PR tree-optimization/30771
8198 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
8200 (vect_analyze_operations): Induction phis can now be marked as
8202 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
8203 Update documentation accordingly.
8205 2007-02-14 Nick Clifton <nickc@redhat.com>
8207 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
8208 most 3 arguments are supported.
8209 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
8211 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
8213 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
8214 Ensure dst->current is valid.
8216 2007-02-13 Paul Brook <paul@codesourcery.com>
8218 * config.gcc: Add arm*-*-uclinux-*eabi.
8219 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
8220 (SUBTARGET_EXTRA_LINK_SPEC): Define.
8221 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
8222 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
8223 (LINK_SPEC): Define.
8225 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
8227 * config/arm/uclinux-eabi.h: New file.
8228 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
8229 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
8232 2007-02-13 Ian Lance Taylor <iant@google.com>
8234 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
8235 * flags.h (warn_strict_overflow): Declare.
8236 (enum warn_strict_overflow_code): Define.
8237 (issue_strict_overflow_warning): New static inline function.
8238 * opts.c (warn_strict_overflow): New variable.
8239 (common_handle_option): Handle OPT_Wstrict_overflow and
8240 OPT_Wstrict_overflow_.
8241 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
8243 * fold-const.c: Include intl.h.
8244 (fold_deferring_overflow_warnings): New static variable.
8245 (fold_deferred_overflow_warning): New static variable.
8246 (fold_deferred_overflow_code): New static variable.
8247 (fold_defer_overflow_warnings): New function.
8248 (fold_undefer_overflow_warnings): New function.
8249 (fold_undefer_and_ignore_overflow_warnings): New function.
8250 (fold_deferring_overflow_warnings_p): New function.
8251 (fold_overflow_warning): New static function.
8252 (make_range): Add strict_overflow_p parameter. Change all
8254 (extract_muldiv, extract_muldiv_1): Likewise.
8255 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
8256 tree_expr_nonnegative_p.
8257 (fold_negate_expr): Call fold_overflow_warning.
8258 (fold_range_test): Likewise.
8259 (fold_comparison): Likewise.
8260 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
8261 instead of tree_expr_nonnegative_p.
8262 (tree_expr_nonnegative_warnv_p): Rename from
8263 tree_expr_nonnegative_p, add strict_overflow_p parameter.
8264 (tree_expr_nonnegative_p): New function.
8265 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
8266 strict_overflow_p parameter.
8267 (tree_expr_nonzero_p): New function.
8268 * passes.c (verify_interpass_invariants): New static function.
8269 (execute_one_pass): Call it.
8270 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
8272 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
8273 (estimate_numbers_of_iterations): Likewise.
8274 (scev_probably_wraps_p): Likewise.
8275 * tree-ssa-ccp.c: Include "toplev.h".
8276 (evaluate_stmt): Defer fold overflow warnings until we know we are
8278 (struct fold_stmt_r_data): Add stmt field.
8279 (fold_stmt_r): Defer fold overflow warnings until we know we
8281 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
8282 (fold_stmt_inplace): Likewise.
8283 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
8284 (cleanup_control_expr_graph): Defer fold overflow warnings until
8285 we know we are going to optimize.
8286 * tree-cfg.c (fold_cond_expr_cond): Likewise.
8287 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
8289 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
8290 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
8291 * tree-ssa-loop-manip.c (create_iv): Likewise.
8292 * c-typeck.c (build_conditional_expr): Likewise.
8293 (build_binary_op): Likewise.
8294 * tree-vrp.c (vrp_expr_computes_nonzero): Call
8295 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
8296 (extract_range_from_unary_expr): Likewise.
8297 * simplify-rtx.c (simplify_const_relational_operation): Warn when
8298 assuming that signed overflow does not occur.
8299 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
8300 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
8301 (fold_defer_overflow_warnings): Declare.
8302 (fold_undefer_overflow_warnings): Declare.
8303 (fold_undefer_and_ignore_overflow_warnings): Declare.
8304 (fold_deferring_overflow_warnings_p): Declare.
8305 (tree_expr_nonzero_warnv_p): Declare.
8306 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
8308 (Warning Options): Document -Wstrict-overflow.
8309 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
8310 (tree-ssa-ccp.o): Likewise.
8311 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
8312 (fold-const.o): Depend on intl.h.
8314 2007-02-13 Ian Lance Taylor <iant@google.com>
8317 * lower-subreg.c (resolve_simple_move): Decompose subregs in
8320 2007-02-13 Stuart Hastings <stuart@apple.com>
8322 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
8324 2007-02-13 Richard Henderson <rth@redhat.com>
8326 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
8327 handled_component_p before looking for the indirect_ref.
8329 2007-02-13 Richard Henderson <rth@redhat.com>
8331 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
8332 remove flags clobber.
8333 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
8334 (bswaphi_lowpart): New.
8335 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
8336 remove TARGET_BSWAP test. Delete expander of the same name.
8338 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
8339 (expand_unop): Use them.
8341 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
8343 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
8344 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
8345 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
8346 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
8347 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
8348 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
8349 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
8350 assembler dialect choice from asm templates.
8352 2007-02-12 Richard Henderson <rth@redhat.com>
8354 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
8355 (fixuns_trunc<SSEMODEF>si2): Use it.
8356 * config/i386/sse.md (vec_setv4sf_0): Export.
8357 * config/i386/i386.c (ix86_build_const_vector): Export.
8358 (ix86_split_convert_uns_si_sse): Rename from
8359 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
8360 * config/i386/i386-protos.h: Update.
8362 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8365 * c-typeck.c (c_finish_return): Improve warning message.
8367 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8369 * alias.c (find_symbolic_term): Delete unused function.
8371 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
8373 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
8374 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
8375 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
8377 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
8379 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
8380 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
8381 the function, temporarily point the debug interface to the null one.
8383 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
8385 * dwarf2out.c (round_up_to_align): New static function.
8386 (field_byte_offset): Use it to round the offset.
8388 2007-02-12 Richard Henderson <rth@redhat.com>
8390 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
8391 (inswl_const): Export.
8393 2007-02-12 Richard Henderson <rth@redhat.com>
8395 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
8396 result mode of the libcall, convert back to outmode.
8398 2007-02-12 Roger Sayle <roger@eyesopen.com>
8400 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
8401 (bswapdi2): New define_expand to implement 32-bit implementation.
8403 2007-02-12 Nick Clifton <nickc@redhat.com>
8405 * doc/invoke.texi (Overall Options): Document --help=.
8406 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
8407 (cc1_options): Pass --help= on to cc1.
8408 (display_help): Add description of --help=.
8409 (process_command): Add code to handle --help=. Allow translated
8410 --help and --target-help switches to be passed on to compiler
8412 (main): Remove unused if statement.
8413 * opts.c (columns): Remove.
8414 (LEFT_COLUMN): Define.
8415 (wrap_help): Add columns argument.
8416 (print_filtered_help): Change parameters to be an include bitmask,
8417 an exclude bitmask, an any bitmask and the column width. Move the
8418 code to display the params list here. Add code to display the
8419 status of options rather than their descriptions if the quiet flag
8421 (print_specific_help): Change parameters to be an include bitmask,
8422 an exclude bitmask and an any bitmask. Move code to look up the
8423 column width here. Decide upon the title for an options listing.
8424 (common_handle_options): Add code to handle --help=. Adapt code
8425 for --help and --target-help to use the revised form of the
8426 print_specific_help function.
8427 (print_help): Delete.
8428 (print_param_help): Delete.
8429 (print_switch): Delete.
8430 * opts.h (cl_lang_count): Add prototype.
8431 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
8432 CL_MAX_OPTION_CLASS): New defines.
8433 * optc-gen.awk: Add construction of cl_lang_count.
8434 * c.opt: Add Warning attribute to warning options and Optimization
8435 attribute to optimization options.
8436 * common.opt: Likewise.
8438 Add -fhelp and -ftarget-help as aliases for the transformed --help
8439 and --target-help options.
8440 * opt-functions.awk: Add code to handle Warning and Optimization
8443 2007-02-12 Richard Henderson <rth@redhat.com>
8445 * config/alpha/constraints.md: New file.
8446 * config/alpha/alpha.c: Include tm-constrs.h.
8447 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
8448 alpha_extra_constraint): Remove.
8449 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
8450 * config/alpha/alpha-protos.h: Update.
8451 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
8452 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
8453 (EXTRA_CONSTRAINT): Remove.
8454 * config/alpha/alpha.md: Include constraints.md.
8455 (adddi splitter): Use satisfies_constraint_*.
8456 * config/alpha/predicates.md (add_operand): Likewise.
8457 (sext_add_operand, addition_operation): Likewise.
8459 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
8461 PR tree-optimization/29145
8462 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
8463 in our handling of restrict qualified pointers.
8465 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8468 * doc/invoke.texi (Wunused-value): Update description.
8469 (Wextra): Delete item.
8470 * opts.c (set_Wextra): Don't use the value of Wextra to set the
8471 value of Wunused-value.
8472 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
8473 (c_finish_stmt_expr): Don't check extra_warnings.
8474 (emit_side_effect_warnings): The caller is responsible to check
8477 2007-02-11 Roger Sayle <roger@eyesopen.com>
8478 Matt Thomas <matt@3am-software.com>
8480 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
8482 2007-02-11 Roger Sayle <roger@eyesopen.com>
8484 * simplify-rtx.c (simplify_relational_operation_1): Optimize
8485 comparisons of POPCOUNT against zero.
8486 (simplify_const_relational_operation): Likewise.
8488 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8490 * doc/invoke.texi (Wextra): Delete outdated paragraph.
8492 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8494 * dwarf2out.c (root_type): Delete unused function.
8496 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8498 * genattrtab.c (contained_in_p): Delete unused function.
8499 (write_expr_attr_cache): Likewise.
8501 2007-02-11 Jan Hubicka <jh@suse.cz>
8503 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
8506 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
8508 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
8509 to add the REG_EQ* note.
8510 * see.c (see_merge_one_use_extension): Likewise.
8511 * local-alloc.c (update_equiv_regs): Likewise. Also don't
8512 turn REG_EQUAL notes into REG_EQUIV notes if the target
8513 register may have more than one set.
8514 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
8515 * gcse.c (try_replace_reg): Likewise.
8516 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
8517 * calls.c (fixup_tail_calls): Likewise. Abort if there is
8518 more than one REG_EQUIV note.
8519 * reload1.c (gen_reload): Use set_unique_reg_note.
8521 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
8523 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
8524 (ix86_builtin_conversion): New function.
8526 2007-02-06 Mark Mitchell <mark@codesourcery.com>
8529 * tree.h (DECL_REPLACEABLE_P): New macro.
8530 * except.c (set_nothrow_function_flags): Likewise.
8532 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
8533 Ira Rosen <irar@il.ibm.com>
8534 Dorit Nuzman <dorit@il.ibm.com>
8536 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
8537 * targhooks.c (default_builtin_vectorized_conversion): New.
8538 * targhooks.h (default_builtin_vectorized_function): New declaration.
8539 * target.h (struct vectorize): Add builtin_conversion field.
8540 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
8541 stmt_vec_info_type value.
8542 (vectorizable_conversion): New declaration.
8543 * tree-vect-analyze.c (vect_analyze_operations): Add
8544 vectorizable_conversion call.
8545 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
8546 * tree-vect-transform.c (vectorizable_conversion): New function.
8547 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
8548 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
8550 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
8551 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
8552 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
8553 or ALTIVEC_BUILTIN_VCFSX.
8555 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8558 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
8559 CONST_DOUBLE and operand 0 is a hard register.
8560 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
8561 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
8562 is a hard floating-point register.
8564 2007-02-10 Richard Henderson <rth@redhat.com>
8565 Jakub Jelinek <jakub@redhat.com>
8566 Alexandre Oliva <aoliva@redhat.com>
8568 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
8569 * builtin-types.def (BT_WORD): Make unsigned.
8570 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
8571 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
8572 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
8573 * c-decl.c (grokdeclarator): Don't error if !have_tls.
8574 * c-parser.c (c_parser_omp_threadprivate): Likewise.
8575 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
8577 * expr.c (emutls_var_address): New.
8578 (expand_expr_real_1): Expand emulated tls.
8579 (expand_expr_addr_expr_1): Likewise.
8580 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
8581 * output.h (emutls_finish): Declare.
8582 * toplev.c (compile_file): Call it.
8583 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
8584 address before wrapping in CONST.
8585 * varasm.c (emutls_htab, emutls_object_type): New.
8586 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
8587 (get_emutls_object_name, get_emutls_object_type): New.
8588 (get_emutls_init_templ_addr, emutls_decl): New.
8589 (emutls_common_1, emutls_finish): New.
8590 (assemble_variable): When emulating tls, swap decls; generate
8591 constructor for the emutls objects.
8592 (do_assemble_alias): When emulating tls, swap decl and target name.
8593 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
8595 * varpool.c (decide_is_variable_needed): Look at force_output.
8596 Recurse for emulated tls.
8597 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
8598 with decide_is_variable_needed.
8599 * emutls.c: New file.
8600 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
8601 tls_object for real tls.
8603 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8605 PR rtl-optimization/29599
8606 * reload1.c (eliminate_regs_in_insn): Take the destination
8607 mode into account when computing the offset.
8609 2007-02-09 Stuart Hastings <stuart@apple.com>
8610 Richard Henderson <rth@redhat.com>
8612 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8613 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8614 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
8615 fixuns_truncdfhi2): New.
8616 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
8617 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
8618 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
8619 (floatunssidf2): Allow nonimmediate source.
8620 * config/i386/sse.md (movdi_to_sse): New.
8621 (vec_concatv2di): Drop '*'.
8622 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
8623 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8624 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
8626 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
8627 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8628 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
8629 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
8630 (ix86_build_signbit_mask): Fix decl of v, refactor to call
8631 ix86_build_const_vector.
8632 (x86_emit_floatuns): Rewrite.
8634 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8636 * genautomata.c (longest_path_length): Delete unused function.
8637 (struct state): Delete unused longest_path_length.
8638 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
8639 (get_free_state): Delete unused.
8641 2007-02-09 Jan Hubicka <jh@suse.cz>
8643 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
8644 * doc/invoke.texi (inline-unit-growth): Update default value.
8646 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
8647 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
8648 (rebuild_cgraph_edges): Likewise.
8649 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
8650 (dump_cgraph_node): Dump frequencies.
8651 (cgraph_clone_edge): Add frequency scales.
8652 (cgraph_clone_node): Add freuqnecy.
8653 * cgraph.h (cgraph_edge): Add freuqnecy argument.
8654 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
8655 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
8656 * tree-pass.h (TODO_rebuild_frequencies): New constant.
8657 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
8658 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
8659 (save_inline_function_body): Likewise.
8660 * ipa-inline.c: inluce rtl.h
8661 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
8662 (cgraph_edge_badness): Use frequencies.
8663 (cgraph_decide_recursive_inlining): Update clonning.
8664 (cgraph_decide_inlining_of_small_function): Dump frequency.
8665 * predict.c (estimate_bb_frequencies): Export.
8666 * predict.h (estimate_bb_frequencies): Declare.
8667 * tree-inline.c (copy_bb): Watch overflows.
8668 (expand_call_inline): Update call of cgraph_create_edge.
8669 (optimize_inline_calls): Use TODO flags to update frequnecies.
8670 * passes.h: Include predict.h
8671 (init_optimization_passes): Move profile ahead.
8672 (execute_function_todo): Handle TODO_rebuild_frequencies.
8674 2007-02-09 Roger Sayle <roger@eyesopen.com>
8676 * config/alpha/alpha.c (emit_insxl): Force the first operand of
8677 the insbl or inswl pattern into a register.
8679 2007-02-09 Roger Sayle <roger@eyesopen.com>
8681 * config/ia64/ia64.md (bswapdi2): New define_insn.
8683 2007-02-09 Richard Henderson <rth@redhat.com>
8685 * config/i386/constraints.md (Ym): New constraint.
8686 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
8687 (movdi_1_rex64): Split sse and xmm general register moves from
8688 memory move alternatives. Use conditional register constraints.
8689 (movsf_1, movdf_integer): Likewise.
8690 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8691 (movdf_integer_rex64): New.
8692 (pushsf_rex64): Fix output constraints.
8693 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
8694 (sse2_stored): Likewise.
8695 (sse2_storeq_rex64): New.
8696 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
8697 amd and not generic.
8698 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
8699 for optimize_size. Remove SF/DFmode hack.
8701 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8703 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
8706 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
8707 Richard Sandiford <richard@codesourcery.com>
8709 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
8710 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
8711 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
8712 m68k/t-mlib to tmake_file.
8713 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
8714 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
8715 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
8716 Allow it to be cf or m68k. Set m68k_arch_family. If that
8717 variable is not empty, add t-$m68k_arch_family to tmake_file.
8718 Add t-mlibs to tmake_file.
8719 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
8720 * config/m68k/t-cf: New file.
8721 * config/m68k/t-m68k: Likewise.
8722 * config/m68k/t-mlibs: Likewise.
8723 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8724 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8725 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8726 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8727 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
8729 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
8730 (INSTALL_LIBGCC): Delete.
8731 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8732 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8733 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8734 (M68K_MLIB_CPU): Define.
8735 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8736 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8737 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
8739 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8740 Richard Guenther <rguenther@suse.de>
8743 * fold-const.c (fold_comparison): Handle obfuscated comparisons
8744 against INT_MIN/INT_MAX.
8745 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
8746 file if a loop is removed.
8748 2007-02-09 Joseph Myers <joseph@codesourcery.com>
8750 * calls.c (store_one_arg): Pass correct alignment to
8751 emit_push_insn for non-BLKmode values.
8752 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
8753 unaligned stack slot via a suitably aligned slot.
8755 2007-02-08 DJ Delorie <dj@redhat.com>
8757 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
8759 (legal_subregs): Use unsigned char, make const.
8760 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
8762 2007-02-08 Paul Brook <paul@codesourcery.com>
8764 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
8765 special interworking needed.
8767 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
8769 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
8770 conditional to __SSE2__.
8771 (Entries below should have been added to first ChangeLog
8772 entry for amdfam10 dated 2007-02-05)
8773 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
8775 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
8777 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
8780 2007-02-08 DJ Delorie <dj@redhat.com>
8782 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
8783 * config/m32c/m32c.c (legal_subregs): New.
8784 (m32c_illegal_subreg_p): New.
8785 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
8786 unsupported subregs of hard regs.
8788 2007-02-08 Jan Hubicka <jh@suse.cz>
8790 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
8791 the same one; always update histograms.
8793 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8795 * passes.c (init_optimization_passes): Tidy comment.
8797 2007-02-08 Roger Sayle <roger@eyesopen.com>
8799 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
8800 strip zero_extend, bswap and rotates from POCOUNT's argument.
8801 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
8802 zero_extend and rotates from PARITY's argument.
8803 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
8804 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
8805 of an integer constant at compile-time.
8807 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8810 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
8812 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
8815 * tree-ssa-live.c (remove_unused_locals): Do not remove
8816 TREE_ADDRESSABLE variables.
8817 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
8818 * tree-ssa-operands.c (add_virtual_operand): Remove argument
8819 FOR_CLOBBER. Update all users.
8820 If VAR has an associated alias set, add a virtual operand for
8821 it if no alias is found to conflict with the memory reference.
8823 2007-02-07 Jan Hubicka <jh@suse.cz>
8824 Robert Kidd <rkidd@crhc.uiuc.edu>
8826 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
8828 2007-02-07 Ian Lance Taylor <iant@google.com>
8830 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
8832 2007-02-07 Roger Sayle <roger@eyesopen.com>
8834 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
8835 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
8836 tablejumpdi, movsi_to_cr_one): Remove constraints from
8837 define_expand's match_operands.
8839 2007-02-07 Roger Sayle <roger@eyesopen.com>
8841 * global.c (compute_regsets): Move declatation of "i" inside of
8842 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
8844 2007-02-07 Jakub Jelinek <jakub@redhat.com>
8847 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
8848 of INDIRECT_REF <RESULT_DECL>.
8850 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
8852 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
8853 Kaz Kojima <kkojima@gcc.gnu.org>
8856 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
8858 (sh_initialize_trampoline): Add parentheses to avoid a warning.
8860 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8862 * doc/loop.texi: Document possibility not to perform disambiguation
8863 of loops with multiple latches.
8864 * cfgloopmanip.c (alp_enum_p): Removed.
8865 (add_loop): Handle subloops. Use get_loop_body_with_size.
8866 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
8867 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
8868 the new forwarder block.
8869 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
8870 Handle the case latch is NULL.
8871 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
8872 when marking loop exits.
8873 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
8875 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
8876 disambiguate_loops_with_multiple_latches.
8877 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
8878 before fix_loop_structure.
8879 * cfgloop.c: Include pointer-set.h and output.h.
8880 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
8881 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
8882 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
8883 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
8884 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
8885 disambiguate_multiple_latches, get_loop_body_with_size,
8886 disambiguate_loops_with_multiple_latches): New functions.
8887 (flow_loop_dump): Dump multiple latch edges.
8888 (flow_loop_nodes_find): Handle loops with multiple latches.
8889 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
8890 (glb_enum_p): Modified.
8891 (get_loop_body): Use get_loop_body_with_size.
8892 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
8893 (AVOID_CFG_MODIFICATIONS): New constant.
8894 (disambiguate_loops_with_multiple_latches, add_loop,
8895 get_loop_body_with_size): Declare.
8896 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
8898 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
8901 * global.c (compute_regsets): New function.
8902 (global_alloc): Refactored ELIMINABLE_REGSET
8903 and NO_GLOBAL_ALLOC_REGS computation out.
8904 (rest_of_handle_global_alloc): Call compute_regsets()
8905 for non-optimizing case.
8907 2007-02-06 Richard Henderson <rth@redhat.com>
8909 * config/i386/constraints.md (Y2): Rename from Y.
8910 (Yi): New constraint.
8911 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
8912 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
8913 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
8914 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
8915 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
8916 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
8917 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
8918 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
8919 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
8920 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
8921 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
8922 vec_extractv2si_1): Change Y constraints to Y2.
8923 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
8924 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
8925 Change Y constraints to Y2.
8926 (sse2_loadld): Change Y constraints to x.
8928 2007-02-06 Roger Sayle <roger@eyesopen.com>
8930 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
8931 (parity<mode>2): New define_expand using rs6000_emit_parity.
8932 * config/rs6000/rs6000.c (rs6000_emit_popcount,
8933 rs6000_emit_parity): New functions.
8934 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
8935 rs6000_emit_parity): Prototype here.
8937 2007-02-06 Ian Lance Taylor <iant@google.com>
8939 * lower-subreg.c (simple_move_operand): Reject CONST.
8940 (resolve_clobber): Call validate_change rather than directly
8941 assigning to XEXP (pat, 0).
8943 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8945 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
8946 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
8947 (tree-cfg.o): Remove hashtab.h dependency.
8949 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
8950 (struct ivopts_data): Change niters to pointer_map_t.
8951 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
8952 (niter_for_exit): Create pointer_map on demand. Change for
8954 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
8955 (free_loop_data): Destroy data->niters if created and reset field.
8956 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
8957 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
8959 * tree-ssa-reassoc.c: Include pointer-set.h.
8960 (bb_rank): Change to long *.
8961 (operand_rank): Change to pointer_map_t.
8962 (find_operand_rank): Return long, -1 if not found. Declare as inline.
8963 (insert_operand_rank): Accept long.
8964 (operand_entry_hash, operand_entry_eq): Remove.
8965 (get_rank): Return long. Adjust for changes above.
8966 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
8968 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
8970 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
8971 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
8972 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
8974 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
8975 directly since it cannot be NULL.
8976 (get_vi_for_tree): Rewrite for pointer_map API.
8977 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
8978 (init_alias_vars): Create vi_for_tree as pointer_map.
8979 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
8981 * tree-cfg.c: Don't include hashtab.h.
8982 (edge_to_cases): Declare as pointer_map.
8983 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
8985 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
8986 (start_recording_case_labels): Create edge_to_cases as pointer_map.
8987 (end_recoding_case_labels): Cleanup edge_to_cases manually before
8989 (record_switch_edge): Delete.
8990 (get_cases_for_edge): Adjust for pointer_map API, inline
8991 record_switch_edge (rewritten for new API), remove goto.
8993 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8995 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
8996 * tree-nested.c: Include pointer-set.h.
8997 (var_map_elt, var_map_eq, var_map_hash): Delete.
8998 (struct nesting_info): Remove GTY marker. Change the two htab_t's
9000 (nesting_info_bitmap_obstack): New.
9001 (lookup_field_for_decl): Adjust for pointer_map API.
9002 (lookup_tramp_for_decl): Adjust for pointer_map API.
9003 (get_nonlocal_debug_decl): Adjust for pointer_map API.
9004 (get_local_debug_decl): Adjust for pointer_map API.
9005 (convert_nl_goto_reference): Adjust for pointer_map API.
9006 (convert_nl_goto_receiver): Adjust for pointer_map API.
9007 (create_nesting_tree): Create outside GGC space. Create bitmap on
9008 the new obstack. Create field_map and var_map as pointer_maps.
9009 (free_nesting_tree): Adjust for changes to create_nesting_tree.
9011 (lower_nested_functions): Move root here, no need to NULL it.
9012 Initialize and release the obstack.
9014 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
9016 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
9017 Remove prototypes and make them non-static.
9018 (struct tree_int_map): Remove.
9019 * tree.h (struct tree_int_map): Move here, turning TO into an
9021 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
9023 * tree.h (TREE_COMPLEXITY): Remove.
9024 (struct tree_exp): Remove complexity field.
9025 * tree.c (build1_stat): Don't set it.
9027 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
9028 Victor Kaplansky <victork@il.ibm.com>
9030 * tree-vectorizer.c (vect_is_simple_use): Support induction.
9031 (vect_is_simple_reduction): Support reduction with induction as
9032 one of the operands.
9033 (vect_is_simple_iv_evolution): Fix formatting.
9034 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
9035 formatting. Don't mark induction phis for vectorization.
9036 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
9037 * tree-vect-transform.c (get_initial_def_for_induction): New function.
9038 (vect_get_vec_def_for_operand): Support induction.
9039 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
9041 (vectorizable_reduction): Support reduction with induction as one of
9043 (vectorizable_type_demotion): Use def-type of stmt argument rather
9044 than dummy def-type.
9046 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
9047 flag_tree_scev_cprop.
9048 * common.opt (tree-scev-cprop): New flag.
9050 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
9051 call to vect_get_new_vect_var.
9053 2007-02-06 Ira Rosen <irar@il.ibm.com>
9055 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
9056 vectype is not NULL.
9057 (vect_pattern_recog_1): Likewise.
9059 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9061 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
9062 (fold_negate_expr): Likewise.
9064 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
9067 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
9068 even if cv-qualification is the same.
9070 2007-02-05 Geoffrey Keating <geoffk@apple.com>
9072 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
9073 __enable_execute_stack on completion.
9075 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9077 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
9078 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
9079 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
9080 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
9081 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
9082 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
9083 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
9084 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
9086 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9088 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
9089 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
9090 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
9091 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
9092 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
9093 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
9094 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
9095 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
9096 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
9097 umuldi3_highpart_rex64, umulsi3_highpart_insn,
9098 umulsi3_highpart_zext, smuldi3_highpart_rex64,
9099 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
9100 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
9101 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
9102 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
9103 sqrtextenddfxf2_i387): Added amdfam10_decode.
9105 * config/i386/athlon.md (athlon_idirect_amdfam10,
9106 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
9107 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
9108 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
9109 athlon_ivector_store_amdfam10): New define_insn_reservation.
9110 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
9113 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9115 * config/i386/athlon.md (athlon_call_amdfam10,
9116 athlon_pop_amdfam10, athlon_lea_amdfam10): New
9117 define_insn_reservation.
9118 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
9119 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
9120 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
9122 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9124 * config/i386/athlon.md (athlon_sseld_amdfam10,
9125 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
9126 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
9128 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9130 * config/i386/athlon.md (athlon_sseins_amdfam10): New
9131 define_insn_reservation.
9132 * config/i386/i386.md (sseins): Added sseins to define_attr type
9133 and define_attr unit.
9134 * config/i386/sse.md: Set type attribute to sseins for insertq
9137 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9139 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
9140 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
9141 ssecomi_load_amdfam10, ssecomi_amdfam10,
9142 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
9143 define_insn_reservation.
9144 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
9146 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9148 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
9149 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
9150 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
9151 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
9152 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
9153 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
9154 define_insn_reservation.
9156 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
9157 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
9158 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
9159 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
9160 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
9162 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9164 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
9165 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
9166 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
9167 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
9168 athlon_ssemul_load_k8): Added amdfam10.
9170 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9172 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
9173 (x86_sse_unaligned_move_optimal): New variable.
9175 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
9177 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
9178 for unaligned vector SSE double/single precision loads for AMDFAM10.
9180 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9182 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
9183 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
9184 Define TARGET_CPU_DEFAULT_amdfam10.
9185 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
9186 (processor_type): Add PROCESSOR_AMDFAM10.
9188 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
9189 processor_type in config/i386/i386.h.
9190 Enable imul peepholes for TARGET_AMDFAM10.
9192 * config.gcc: Add support for --with-cpu option for amdfam10.
9194 * config/i386/i386.c (amdfam10_cost): New variable.
9195 (m_AMDFAM10): New macro.
9196 (m_ATHLON_K8_AMDFAM10): New macro.
9197 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
9198 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
9199 x86_promote_QImode, x86_integer_DFmode_moves,
9200 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9201 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
9202 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
9203 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
9204 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
9205 Enable/disable for amdfam10.
9206 (override_options): Add amdfam10_cost to processor_target_table.
9207 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
9208 processor_alias_table.
9209 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
9210 (ix86_adjust_cost): Add code for amdfam10.
9212 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9214 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
9215 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
9216 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
9217 * config/i386/i386.h: Add builtin definition for SSE4A.
9218 * config/i386/i386.md: Add support for ABM instructions
9220 * config/i386/sse.md: Add support for SSE4A instructions
9221 (movntss, movntsd, extrq, insertq).
9222 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
9223 Add -march=amdfam10 flag.
9224 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
9225 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
9227 * doc/extend.texi: Add documentation for SSE4A builtins.
9229 2007-02-05 Bob Wilson <bob.wilson@acm.org>
9231 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
9233 2007-02-05 Richard Guenther <rguenther@suse.de>
9235 * tree-vectorizer.h (vectorizable_function): Add argument type
9236 argument, change return type.
9237 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
9238 * tree-vect-transform.c (vectorizable_function): Handle extra
9239 argument, return vectorized function decl.
9240 (build_vectorized_function_call): Remove.
9241 (vectorizable_call): Handle calls with result and argument types
9242 differing. Handle loop vectorization factor correctly.
9243 * targhooks.c (default_builtin_vectorized_function): Adjust for
9245 * targhooks.h (default_builtin_vectorized_function): Likewise.
9246 * target.h (builtin_vectorized_function): Add argument type
9248 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
9249 extra argument, allow vectorizing of lrintf.
9250 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
9251 documentation of target hook.
9253 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
9256 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
9257 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
9258 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
9260 2007-02-05 Roger Sayle <roger@eyesopen.com>
9262 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
9263 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
9264 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
9265 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
9266 before canonicalizing sincos to cexpi.
9267 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
9269 2007-02-05 Roger Sayle <roger@eyesopen.com>
9271 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
9272 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
9273 (alpha_init_builtins): Use alpha_add_builtins to process tables.
9275 2007-02-05 Roger Sayle <roger@eyesopen.com>
9277 * mips-tfile.c (initialize_init_file): Correct endianness test.
9279 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
9281 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
9284 2007-02-05 Richard Sandiford <richard@codesourcery.com>
9286 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
9287 saves in a PARALLEL before the register assignments.
9289 2007-02-05 Richard Sandiford <richard@codesourcery.com>
9291 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
9292 DWARF_FRAME_RETURN_COLUMN to be a general register.
9293 * dwarf2out.c (init_return_column_size): New function, split from...
9294 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
9295 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
9296 to be nongeneral registers.
9297 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
9299 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
9300 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
9302 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
9304 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
9306 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
9308 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
9309 (remove_path): Use can_remove_branch_p and remove_branch instead
9310 of loop_delete_branch_edge.
9311 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
9312 (tree_transform_and_unroll_loop): Remove dead branches immediately.
9313 Update profile using scale_dominated_blocks_in_loop.
9314 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
9315 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
9316 (can_remove_branch_p, remove_branch): Declare.
9317 * tree-cfg.c (tree_can_remove_branch_p): New function.
9318 (tree_cfg_hooks): Add tree_can_remove_branch_p.
9319 * cfgrtl.c (rtl_can_remove_branch_p): New function.
9320 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
9322 2007-02-05 Jan Hubicka <jh@suse.cz>
9325 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
9326 nodes in cgraph, don't remove offline copy of the function.
9328 2007-02-04 Jan Hubicka <jh@suse.cz>
9330 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
9331 vectors might cause maybe_lookup_element_for_expr to be called
9332 on non-sra-candidate.
9334 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9336 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
9337 config/bfin/bfin.md, config/bfin/predicates.md: Follow
9338 spelling conventions.
9340 2007-02-04 Richard Guenther <rguenther@suse.de>
9343 * fold-const.c (try_move_mult_to_index): Make sure to not
9344 overflow one dimension of a multi-dimensional array access.
9346 2007-02-04 Jan Hubicka <jh@suse.cz>
9348 * passes.c (init_optimization_passes): Reindent.
9350 2007-02-04 Jan Hubicka <jh@suse.cz>
9351 Eric Botcazou <ebotcazou@adacore.com>
9353 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
9354 (execute_fixup_cfg): Break out the abnormal goto code.
9355 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
9356 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
9357 (optimize_inline_calls): Call make_nonlocal_label_edges.
9359 2007-02-04 Jan Hubicka <jh@suse.cz>
9361 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
9362 true when something was changed.
9363 (rename_ssa_copies): When something was changed, do
9364 TODO_remove_unused_locals.
9365 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
9366 add TODO_remove_unused_locals when instruction was removed.
9368 2007-02-04 Jan Hubicka <jh@suse.cz>
9370 * ipa-inline.c (try_inline): Improve debug output; work on already
9372 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
9373 call try_inline for already inlined edges too when flattening;
9374 inline also functions that make callee growth but overall unit size
9377 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9379 * config/m32c/bitops.md, config/m32c/jump.md,
9380 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
9381 config/m32r/m32r.h, config/m32r/m32r.md,
9382 config/m32r/predicates.md, config/m68hc11/larith.asm,
9383 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
9384 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
9385 config/mips/mips-protos.h, config/mips/mips.c,
9386 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
9387 config/mn10300/mn10300.h, config/mn10300/predicates.md,
9388 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
9389 spelling conventions.
9391 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
9392 Follow spelling conventions.
9394 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
9396 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
9397 warn about C++0x compatibility.
9399 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9401 * config/h8300/h8300.c, config/h8300/h8300.h,
9402 config/h8300/h8300.md: Follow spelling conventions.
9404 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
9407 * combine.c (try_combine): Do not substitute source operand
9408 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
9410 2007-02-03 Jan Hubicka <jh@suse.cz>
9412 PR gcov-profile/30650
9413 * value-prof.c (stringop_block_profile): Fix handling of size counter;
9414 do not divide by zero for never executed counters.
9415 (tree_find_values_to_profile): Fix counters.
9416 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
9418 2007-02-03 Ian Lance Taylor <iant@google.com>
9420 * lower-subreg.c (simple_move_operand): New static function,
9421 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
9423 (simple_move): Call simple_move_operand.
9424 (find_decomposable_subregs): Add special handling of MEMs.
9425 (can_decompose_p): Rename from cannot_decompose_p. Reverse
9426 meaning of return value. If we see a hard register, test whether
9427 it can store a word_mode value. Change all callers.
9429 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9431 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
9432 ftrapv insns and expanders.
9433 (subdi3): Change define_expand operand 1 to arith11_operand, and
9434 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
9435 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
9436 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
9440 * varasm.c (notice_global_symbol): Treat global objects as weak when
9443 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9445 * emit-rtl.c (dconstpi): Delete.
9447 (init_emit_once): Delete dconstpi and init dconstsqrt2.
9448 * real.h (dconstpi): Delete.
9450 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
9451 (fold_builtin_hypot): Likewise.
9453 2007-02-03 Tom Tromey <tromey@redhat.com>
9456 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
9457 -gcoff3, -gxcoff3, -gvms3 implies -dD.
9459 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
9461 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
9462 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
9463 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
9464 config/rs6000/cell.md, config/rs6000/darwin.h,
9465 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
9466 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
9467 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
9468 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
9469 typos. Follow spelling conventions.
9470 * doc/invoke.texi: Follow spelling conventions.
9472 2007-02-03 Roger Sayle <roger@eyesopen.com>
9474 * simplify-rtx.c (simplify_relational_operation_1): Implement some
9475 canonicalization transformations that attempt to simplify integer
9476 constant comparisons to become comparisons against zero.
9478 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9480 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
9482 * fold-const.c (fold_binary): Fix comment typos. Fold complex
9483 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
9485 2007-02-02 Mike Stump <mrs@apple.com>
9487 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
9488 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
9489 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
9490 generate a branch island.
9492 2007-02-02 Bob Wilson <bob.wilson@acm.org>
9494 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
9495 (xtensa_legitimate_address_p): New.
9496 (xtensa_legitimize_address): New.
9497 (xtensa_output_addr_const_extra): New.
9498 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
9500 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
9501 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
9502 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
9503 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
9504 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
9505 (xtensa_legitimize_address): New.
9506 (xtensa_output_addr_const_extra): New.
9508 2007-02-02 Steve Ellcey <sje@cup.hp.com>
9510 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
9512 2007-02-02 Ian Lance Taylor <iant@google.com>
9514 * expmed.c (expand_divmod): Add comment.
9516 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
9518 * emit-rtl.c (renumber_insns): Remove.
9519 * flags.h: Remove the extern for flag_renumber_insns.
9520 * rtl.h: Remove the prototype for renumber_insns.
9521 * toplev.c (flag_renumber_insns): Remove.
9523 2007-02-02 Hui-May Chang <hm.chang@apple.com>
9525 Revert for x86 darwin:
9526 2005-06-19 Uros Bizjak <uros@kss-loka.si>
9528 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
9529 code before the following patch under TARGET_MACHO.
9530 (ix86_function_value_regno_p): Likewise.
9532 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9534 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
9537 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9540 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
9541 general or fp registers. Add comments.
9542 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
9544 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
9546 * pointer-set.c (insert_aux): Only return insertion slot.
9547 (pointer_set_insert): Adjust.
9548 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
9549 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
9550 pointer_map_traverse): New.
9551 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
9552 pointer_map_create, pointer_map_destroy, pointer_map_insert,
9553 pointer_map_contains, pointer_map_traverse): Declare.
9555 2007-02-02 Jakub Jelinek <jakub@redhat.com>
9558 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
9559 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
9561 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9563 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
9565 (struct _dep): New type.
9566 (dep_t): New typedef.
9567 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
9568 (DEP_STATUS): New access macro. The macro with the same name was
9569 renamed to DEP_LINK_STATUS.
9570 (dep_init): Declare function
9572 (struct _dep_link): New type.
9573 (dep_link_t): New typedef.
9574 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
9575 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
9576 (DEP_LINK_STATUS): New macro.
9577 (debug_dep_links): New debug function.
9579 (struct _deps_list): New type.
9580 (deps_list_t): New typedef.
9581 (DEPS_LIST_FIRST): New access macro.
9582 (FOR_EACH_DEP_LINK): New cycle macro.
9583 (create_deps_list, free_deps_list, delete_deps_list): Declare
9585 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9586 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9587 (copy_deps_list_change_con): Ditto.
9589 (move_dep_link): Declare function.
9591 (struct _dep_node): New type.
9592 (dep_node_t): New typedef.
9593 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
9595 (struct haifa_insn_data.back_deps): New field to hold backward
9596 dependencies of the insn.
9597 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
9599 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
9600 Change its type to deps_list_t.
9601 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
9602 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
9603 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
9605 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
9607 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
9609 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
9611 (dep_cost): Declare.
9613 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
9614 (ds_to_dk, dk_to_ds): New functions.
9616 (init_dep_1): New static function.
9617 (init_dep): New function.
9618 (copy_dep): New static function.
9620 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
9622 (detach_dep_link): New static function.
9623 (move_dep_link): New function.
9625 (dep_links_consistent_p, dump_dep_links): New static functions.
9626 (debug_dep_links): New debugging function.
9628 (deps_obstack, dl_obstack, dn_obstack): New static variables.
9630 (alloc_deps_list, init_deps_list): New static functions.
9631 (create_deps_list): New function.
9632 (clear_deps_list): New static function.
9633 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
9634 (deps_list_consistent_p, dump_deps_list): New static functions.
9635 (debug_deps_list): New function.
9636 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
9638 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
9640 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
9641 use new scheduler dependencies lists.
9642 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
9643 (sched_analyze): Ditto. Initialize dependencies lists.
9644 (add_forw_dep, compute_forward_dependences): Update to use new
9645 scheduler dependencies lists.
9647 (init_dependency_caches): Init deps_obstack.
9648 (free_dependency_caches): Free deps_obstack.
9650 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
9651 new scheduler dependencies lists.
9652 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
9653 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9655 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
9656 Update to use new scheduler dependencies lists.
9657 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
9658 (debug_dependencies): Ditto.
9659 (schedule_region): Update comments.
9661 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
9662 scheduler dependencies lists.
9663 (schedule_ebb): Update comments.
9665 * rtl.def (DEPS_LIST): Remove.
9667 * lists.c (unused_deps_list): Remove.
9668 (free_list): Update assertions.
9670 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
9671 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9673 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
9674 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9676 * haifa-sched.c (comments): Update.
9677 (insn_cost1): Remove. Inline the code into insn_cost ().
9678 (insn_cost): Update to use new scheduler dependencies lists. Move
9679 processing of the dependency cost to dep_cost ().
9680 (dep_cost): New function. Use it instead of insn_cost () when
9681 evaluating cost of the dependency. Use compatible interface to
9682 interact with the target.
9683 (priority): Update to use new scheduler dependencies lists.
9684 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
9685 with greater number of insns that depend on the insn.
9686 (schedule_insn): Update to use new scheduler dependencies lists. Add
9687 code to free backward dependencies lists. Inline and optimize code
9688 from resolve_dep () - see PR28071.
9689 (ok_for_early_queue_removal): Update to use new scheduler dependencies
9690 lists. Update call to targetm.sched.is_costly_dependence hook.
9692 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9693 scheduler dependencies lists.
9695 (resolve_dep): Remove. Move the logic to schedule_insn ().
9696 (init_h_i_d): Initialize dependencies lists.
9698 (process_insn_depend_be_in_spec): Rename to
9699 process_insn_forw_deps_be_in_spec. Update to use new scheduler
9701 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
9702 Update to use new scheduler dependencies lists.
9703 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
9705 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
9706 new scheduler dependencies lists.
9707 (build_intra_loop_deps): Ditto.
9709 * target.h (struct _dep): Declare to use in
9710 gcc_target.sched.is_costly_dependence.
9711 (struct gcc_target.sched.adjust_cost): Fix typo.
9712 (struct gcc_target.sched.is_costly_dependence): Change signature to use
9713 single dep_t parameter instead of an equivalent triad.
9714 (struct gcc_target.sched.adjust_cost_2): Remove.
9716 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
9718 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
9720 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
9722 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
9724 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
9725 (REG_DEP_TRUE): Document.
9727 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
9728 Change signature to correspond to the targetm.sched.adjust_cost hook.
9729 Update use in TARGET_SCHED_ADJUST_COST_2.
9730 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
9731 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
9732 new scheduler dependencies lists.
9733 (ia64_gen_check): Ditto.
9735 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
9738 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
9739 signature to correspond to the targetm.sched.is_costly_dependence hook.
9740 (is_costly_group): Update to use new scheduler dependencies lists.
9742 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
9743 instead of INSN_COST () macro.
9745 2007-02-01 Ian Lance Taylor <iant@google.com>
9747 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
9749 2007-02-01 Guy Martin <gmsoft@gentoo.org>
9751 * pa.md (tp_load): Correct mfctl instruction syntax.
9753 2007-02-01 Geoffrey Keating <geoffk@apple.com>
9755 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
9756 altivec_padding_size calculation on AIX. Improve comment, add
9757 assert to verify that it's right.
9759 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
9762 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
9765 * global.c (global_alloc): Add mising initialization of
9768 2007-02-01 Roger Sayle <roger@eyesopen.com>
9770 * alias.c (init_alias_analysis): Correct whitespace.
9771 * bb-reorder.c (fix_edges_for_rarely_executed_code,
9772 partition_hot_cold_basic_blocks): Likewise.
9773 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
9774 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
9775 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
9776 fold_builtin_snprintf_chk, fold_builtin_printf,
9777 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
9778 do_mpfr_arg3, do_mpfr_sincos): Likewise.
9779 * cfgcleanup.c (cleanup_cfg): Likewise.
9780 * cfgexpand.c (tree_expand_cfg): Likewise.
9781 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
9782 * function.c (get_next_funcdef_no): Likewise.
9783 * gengtype.c (main): Likewise.
9784 * genmodes.c (main): Likewise.
9785 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
9786 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
9787 * ifcvt.c (noce_emit_move_insn): Likewise.
9788 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
9790 * stor-layout.c (get_best_mode): Likewise.
9791 * tree-ssa-loop-niter.c (get_val_for): Likewise.
9792 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
9793 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
9794 perform_var_substitution, solve_graph): Likewise.
9795 * tree-vrp.c (vrp_finalize): Likewise.
9797 2007-02-01 Ian Lance Taylor <iant@google.com>
9799 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
9800 high part of a paradoxical subreg, return a constant zero.
9802 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
9804 * toplev.c (lang_dependent_init): Call init_set_costs.
9805 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
9807 2007-02-01 Richard Guenther <rguenther@suse.de>
9810 * fold-const.c (fold_negate_expr): Allow negating a
9811 constant if overflow does not change.
9813 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9815 * doc/c-tree.texi (Expression trees): Improve markup.
9816 * doc/tm.texi (Register Classes, Addressing Modes)
9817 (Floating Point): Fix spacing after abbreviations. Fix some
9820 2007-02-01 Ben Elliston <bje@au.ibm.com>
9822 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
9823 * doc/contrib.texi: Likewise.
9824 * doc/install.texi: Likewise.
9826 2007-01-31 Richard Henderson <rth@redhat.com>
9827 Ian Lance Taylor <iant@google.com>
9829 * lower-subreg.c: New file.
9830 * rtl.def (CONCATN): Define.
9831 * passes.c (init_optimization_passes): Add pass_lower_subreg and
9833 * emit-rtl.c (update_reg_offset): New static function, broken out
9834 of gen_rtx_REG_offset.
9835 (gen_rtx_REG_offset): Call update_reg_offset.
9836 (gen_reg_rtx_offset): New function.
9837 * regclass.c: Revert patch of 2006-03-05, restoring
9839 (clear_reg_info_regno): New function.
9840 * dwarf2out.c (concatn_loc_descriptor): New static function.
9841 (loc_descriptor): Handle CONCATN.
9842 * common.opt (fsplit_wide_types): New option.
9843 * opts.c (decode_options): Set flag_split_wide_types when
9845 * timevar.def (TV_LOWER_SUBREG): Define.
9846 * rtl.h (gen_reg_rtx_offset): Declare.
9847 (reg_scan_update): Declare.
9848 * regs.h (clear_reg_info_regno): Declare.
9849 * tree-pass.h (pass_lower_subreg): Declare.
9850 (pass_lower_subreg2): Declare.
9851 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
9852 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
9854 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
9855 * Makefile.in (OBJS-common): Add lower-subreg.o.
9856 (lower-subreg.o): New target.
9858 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9860 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
9862 2007-01-31 Anatoly Sokolov <aesok@post.ru>
9865 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
9867 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9870 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
9872 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
9874 * cfgloop.h: Include vec-prim.h.
9875 (enum li_flags): Remove LI_ONLY_OLD.
9876 (loop_iterator): Changed.
9877 (fel_next, fel_init): Iterate over loop tree.
9878 (FOR_EACH_LOOP_BREAK): New macro.
9879 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
9881 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
9882 * modulo-sched.c (sms_schedule): Ditto.
9883 * tree-vectorizer.c (vectorize_loops): Ditto.
9884 * doc/loop.texi: Update information on loop numbering and behavior of
9885 FOR_EACH_LOOP wrto new loops.
9886 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
9887 add_to_evolution_1): Test nestedness of loops instead of comparing
9889 * tree-chrec.c (chrec_fold_plus_poly_poly,
9890 chrec_fold_multiply_poly_poly, chrec_evaluate,
9891 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
9892 reset_evolution_in_loop): Ditto.
9893 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
9895 2007-01-31 Dirk Mueller <dmueller@suse.de>
9897 * c-common.c (warn_about_parentheses): Separate warning about
9898 un-parenthized sequence of comparison operators from the one
9899 which is supposed to warn about x <= y <= z.
9901 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
9903 * optabs.h (enum optab_index): Add new OTI_isinf.
9904 (isinf_optab): Define corresponding macro.
9905 * optabs.c (init_optabs): Initialize isinf_optab.
9906 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
9908 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
9909 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
9911 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
9912 expand_builtin_interclass_mathfn.
9913 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
9914 * config/i386/i386.md (UNSPEC_FXAM): New constant.
9915 (fxam<mode>2_i387): New insn pattern.
9916 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
9917 built-in functions as x87 inline asm.
9919 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9921 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
9923 2007-01-30 Eric Christopher <echristo@apple.com>
9925 * config.gcc: Add geode.
9927 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9929 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
9930 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
9931 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
9932 value-prof.c: Fix comment typos.
9934 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9937 * doc/invoke.texi (Wpointer-arith): Document warning.
9939 2007-01-30 Janis Johnson <janis187@us.ibm.com>
9941 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
9942 the list of discrepancies from the draft TR.
9944 2007-01-30 Dirk Mueller <dmueller@suse.de>
9947 * doc/invoke.texi (-Wreturn-type): Update description to
9950 2007-01-30 Richard Sandiford <richard@codesourcery.com>
9952 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
9954 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
9956 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
9957 to handle optabs that operate on floating point input argument and
9958 output to integer output.
9959 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
9960 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
9961 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
9962 expand_builtin_interclass_mathfn ().
9963 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
9965 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
9966 ilogbl built-in functions as x87 intrinsics.
9968 2007-01-30 Richard Guenther <rguenther@suse.de>
9971 * dwarf2out.c (reference_to_unused): Query varpool if the
9972 variable was output.
9974 2007-01-30 Richard Guenther <rguenther@suse.de>
9977 * passes.c (execute_one_pass): Reset in_gimple_form to not
9978 confuse non-unit-at-a-time mode.
9980 2007-01-29 Roger Sayle <roger@eyesopen.com>
9981 Richard Guenther <rguenther@suse.de>
9983 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
9984 avoid undefined behaviour on overflow. Use force_fit_type_double
9985 to construct the constant with the specified TREE_OVERFLOW.
9987 2007-01-29 Janis Johnson <janis187@us.ibm.com>
9989 * config/dfp-bit.c: Add parameterized support for fp exceptions.
9990 * config/dfp-bit.h: Ditto.
9992 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9994 * c-decl.c (pop_scope): Replace warnings with call to
9995 warn_for_unused_label.
9996 * c-common.h (warn_for_unused_label): Declare.
9997 * c-common.c (warn_for_unused_label): Define.
9999 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10001 * tree-optimize.c (update_inlined_to_pointers): Delete unused
10004 2007-01-29 Janis Johnson <janis187@us.ibm.com>
10006 * Makefile.in (USER_H): Remove decfloat.h.
10007 * ginclude/decfloat.h: Delete, moving contents to ...
10008 * ginclude/float.h: Add support for decimal floating point,
10009 guarded by __STDC_WANT_DEC_FP__.
10011 2007-01-29 Mike Stump <mrs@apple.com>
10013 * doc/gccint.texi (Top): Rename Loop Representation to Loop
10014 Analysis and Representation to resolve case insensitive conflict.
10015 * doc/loop.texi (Loop Analysis and Representation): Likewise.
10017 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
10019 * tree.h (struct tree_memory_tag): Add aliases member.
10020 (MTAG_ALIASES): New macro.
10021 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
10022 (add_may_alias): Remove pointer-set. Update for may_aliases being
10024 (mark_aliases_call_clobbered): Update for may_aliases being a
10026 (compute_tag_properties): Ditto.
10027 (create_partition_for): Ditto.
10028 (compute_memory_partitions): Ditto.
10029 (dump_may_aliases_for): Ditto.
10030 (is_aliased_with): Ditto.
10031 (add_may_alias_for_new_tag): Ditto.
10032 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
10033 (compute_is_aliased): New function.
10034 (compute_may_aliases): Call compute_is_aliased).
10035 (init_alias_info): Initialize alias_bitmap_obstack.
10036 (union_alias_set_into): New function.
10037 (compute_flow_sensitive_aliasing): Use union_aliases_into.
10038 (have_common_aliases_p): Rewrite to take two bitmaps and use
10040 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
10041 Update for bitmaps.
10042 (finalize_ref_all_pointers): Update for add_may_alias changes.
10043 (new_type_alias): Ditto.
10044 * tree-flow-inline.h (may_aliases): Return a bitmap.
10045 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
10046 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
10047 may_aliases being a bitmap.
10048 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
10049 may_aliases now returns a bitmap.
10050 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
10052 * tree-ssa-operands.c (add_virtual_operand): Update for
10053 may_aliases being a bitmap.
10055 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
10057 PR tree-optimization/30630
10058 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
10059 variable as changed.
10061 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
10064 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
10065 expanded only once even if an error occurs.
10067 2007-01-29 Ben Elliston <bje@au.ibm.com>
10069 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
10070 (__gcov_average_profiler): Likewise.
10071 (__gcov_ior_profiler): Likewise.
10072 (__gcov_merge_ior): Likewise.
10074 2007-01-28 Jan Hubicka <jh@suse.cz>
10076 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
10077 * value-prof.c (stringop_block_profile): Likewise.
10079 2007-01-28 Jan Hubicka <jh@suse.cz>
10081 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
10082 variant handling histograms; add wrapper.
10083 (clear_storage_via_libcall): Export.
10084 (emit_block_move_hints): Break out from ...; add histograms.
10085 (emit_block_move): ... this one.
10086 (clear_storage_hints): Break out from ...; add histograms.
10087 (clear_storage): ... this one.
10088 (set_storage_via_memset): Handle histogram.
10089 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
10090 (clear_storage_hints, clear_storage_via_libcall): Declare.
10091 (set_storage_via_setmem): Update prototype.
10092 * doc/md.texi (movmem, setmem): Document new arguments.
10094 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
10096 (stringop_block_profile): New global function.
10097 (tree_stringops_values_to_profile): Profile block size and alignment.
10098 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
10100 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
10101 (stringop_block_profile): Declare.
10102 * builtins.c: Include value-prof.h.
10103 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
10104 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
10105 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
10106 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
10107 * profile.c (instrument_values): Add new counters.
10108 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
10110 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
10111 (tree_init_edge_profiler): Build new profilers.
10112 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
10113 (pass_tree_profile): Add dump.
10114 (tree_profile_hooks): Update.
10115 * Makefile.in (LIBGCOV): Add new constants.
10116 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
10117 __gcov_ior_profiler): New.
10118 * i386.md (movmem/setmem expanders): Add new optional arguments.
10120 2007-01-28 David Edelsohn <edelsohn@gnu.org>
10122 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
10124 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
10126 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
10127 (tree_unswitch_single_loop): Pass eni_size_weights to
10128 tree_num_loop_insns.
10129 * tree-ssa-loop-manip.c: Include tree-inline.h.
10130 (can_unroll_loop_p): Pass eni_size_weights to
10131 tree_num_loop_insns.
10132 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
10133 Pass eni_size_weights to estimate_num_insns.
10134 * tree.h (init_inline_once): Export.
10135 * toplev.c (backend_init): Call init_inline_once.
10136 * cgraphunit.c (cgraph_process_new_functions,
10137 cgraph_analyze_function): Pass eni_inlining_weights to
10138 estimate_num_insns.
10139 * ipa-inline.c (compute_inline_parameters): Ditto.
10140 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
10141 to estimate_num_insns.
10142 (try_unroll_loop_completely): Pass eni_size_weights to
10143 tree_num_loop_insns.
10144 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
10145 ot estimate_num_insns.
10146 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
10147 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
10148 * tree-inline.c (eni_inlining_weights, eni_size_weights,
10149 eni_time_weights): New variables.
10150 (init_inline_once): Initialize them.
10151 (struct eni_data): Mew.
10152 (estimate_num_insns_1, estimate_num_insns): Use weights.
10153 * tree-inline.h (struct eni_weights_d): New.
10154 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
10155 (estimate_num_insns): Declaration changed.
10156 * cfgloop.h (tree_num_loop_insns): Declaration changed.
10157 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
10158 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
10160 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
10162 * tree-data-ref.c (conflict_fn): Assert that the number of affine
10163 relations in the conflict function is valid.
10165 2007-01-27 Ian Lance Taylor <iant@google.com>
10167 * common.opt: Add fstrict-overflow.
10168 * opts.c (decode_options): Set flag_strict_overflow if -O2.
10169 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
10170 (TYPE_OVERFLOW_UNDEFINED): Define.
10171 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
10173 * tree.h (TYPE_TRAP_SIGNED): Don't define.
10174 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
10175 (fold_negate_expr): Likewise.
10176 (make_range): Likewise.
10177 (extract_muldiv_1): Likewise.
10178 (maybe_canonicalize_comparison): Likewise.
10179 (fold_comparison): Likewise.
10180 (fold_binary): Likewise.
10181 (tree_expr_nonnegative_p): Likewise.
10182 (tree_expr_nonzero_p): Likewise.
10183 * tree-vrp.c (compare_values): Likewise.
10184 (extract_range_from_binary_expr): Likewise.
10185 (extract_range_from_unary_expr): Likewise.
10186 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
10188 (nowrap_type_p): Likewise.
10189 * tree-scalar-evolution.c (simple_iv): Likewise.
10190 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
10191 (build_range_check): Likewise.
10192 (extract_muldiv_1): Likewise.
10193 (fold_comparison): Likewise.
10194 * tree-vrp.c (vrp_int_const_binop): Likewise.
10195 (extract_range_from_unary_expr): Likewise.
10196 * convert.c (convert_to_integer): Likewise.
10197 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
10198 (fold_comparison): Likewise.
10199 (fold_binary): Likewise.
10200 * optabs.c (optab_for_tree_code): Likewise.
10201 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
10202 * simplify-rtx.c (simplify_const_relational_operation): Check
10203 flag_strict_overflow and flag_trapv.
10204 (simplify_const_relational_operation): Likewise.
10205 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
10206 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
10209 2007-01-27 Roger Sayle <roger@eyesopen.com>
10211 * tree.c (tree_fold_gcd): Delete.
10212 * tree.h (tree_fold_gcd): Remove prototype.
10213 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
10214 test whether one constant integer is a multiple of another. Instead
10215 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
10216 * fold-const.c (multiple_of_p): We've determined both TOP and
10217 BOTTOM are integer constants so we can call int_const_binop directly
10218 instead of the more generic const_binop.
10220 2007-01-27 Roger Sayle <roger@eyesopen.com>
10222 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
10223 1*X check that the constant hasn't overflowed, to preserve the
10225 (round_up): Provide an efficient implementation when rouding-up an
10226 INTEGER_CST to a power-of-two.
10228 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10230 * doc/sourcebuild.texi: Add comma for clarity.
10231 * doc/extend.texi: Fix some typos.
10232 * doc/passes.texi: Likewise.
10233 * doc/cppinternals.texi: Likewise.
10234 * doc/c-tree.texi: Likewise.
10235 * doc/tree-ssa.texi: Likewise.
10236 * doc/install.texi: Likewise.
10238 2007-01-27 Jan Hubicka <jh@suse.cz>
10240 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
10241 (pass_sra): Do not require alias information.
10242 * passes.c (init_optimization_passes): Add SRA
10244 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
10246 * tracer.c (rest_of_handle_tracer): We already cleaned
10247 up the CFG in tracer() so don't do it here again.
10248 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
10249 cleanup_cfg here, either. And don't call renumber_insns.
10251 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
10252 and BB_HEAD are in the insn stream here. Instead make sure
10253 that BB_INSN is valid on all insns. Also, do check here that
10254 there are no pending branch predictions...
10255 (rtl_verify_flow_info): ...instead of doing it here. Checks
10256 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
10259 2007-01-26 Roger Sayle <roger@eyesopen.com>
10261 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
10262 function to simplify/factorize operand order canonicalization.
10263 (ix86_fixup_binary_operands): Reorganize using the above function.
10264 (ix86_binary_operator_ok): Likewise.
10266 2007-01-27 Jakub Jelinek <jakub@redhat.com>
10268 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
10269 file scope from optimize_attrs.
10270 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
10272 (optimize_attrs): Clear insn_code_values after freeing it.
10274 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
10276 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
10277 a parts.base assignment.
10279 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
10281 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
10282 (compute_subscript_distance, initialize_data_dependence_relation,
10283 finalize_ddr_dependent, analyze_ziv_subscript,
10284 analyze_siv_subscript_cst_affine,
10285 compute_overlap_steps_for_affine_univar,
10286 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
10287 analyze_siv_subscript, analyze_miv_subscript,
10288 analyze_overlapping_iterations, subscript_dependence_tester_1,
10289 compute_self_dependence, free_dependence_relation): Work
10290 with affine_fn instead of chrecs.
10291 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
10292 common_affine_function, affine_function_base,
10293 affine_function_constant_p, affine_fn_op, affine_fn_plus,
10294 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
10295 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
10296 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
10297 (all_chrecs_equal_p): Removed.
10298 * tree-data-ref.h (affine_fn, conflict_function): New types.
10299 (struct subscript): Change type of conflicting_iterations_in_a
10300 and conflicting_iterations_in_b.
10302 2007-01-26 Steve Ellcey <sje@cup.hp.com>
10305 * config/pa/pa.h (TARGET_HPUX_11): New.
10306 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
10307 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
10309 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
10310 Richard Guenther <rguenther@suse.de>
10312 * tree-ssa-structalias.c (solve_graph): Handle case
10313 we merged the variable to another.
10315 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10317 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
10320 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
10321 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
10323 2007-01-25 DJ Delorie <dj@redhat.com>
10325 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
10326 allow changes to modes which don't fit in those registers.
10328 * reload1.c (choose_reload_regs): Check for invalid subregs before
10329 computing their locations, not after.
10331 2007-01-25 Geoffrey Keating <geoffk@apple.com>
10334 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
10335 save Altivec registers in an eh_return function.
10336 (compute_vrsave_mask): Likewise.
10337 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
10338 for saving Altivec registers.
10339 (rs6000_emit_prologue): Don't allocate stack twice in
10340 eh_return function. Correct expected value of altivec_save_offset
10341 when using save_world. Describe save of R0 to stack when using
10342 save_world. Describe stack pointer adjustment when using
10343 save_world. Remove duplicated eh_return parameter register saving.
10344 Update sp_offset variable after save_world.
10345 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
10347 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
10348 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
10351 2007-01-25 Steve Ellcey <sje@cup.hp.com>
10353 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
10355 2007-01-25 Steve Ellcey <sje@cup.hp.com>
10358 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
10359 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
10361 2007-01-25 Richard Guenther <rguenther@suse.de>
10363 * doc/invoke.texi (-Wcoverage-mismatch): Document.
10364 * common.opt (-Wcoverage-mismatch): New warning option.
10365 * coverage.c (get_coverage_counts): Ignore coverage mismatch
10366 if -Wcoverage-mismatch is given.
10368 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
10370 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
10371 (ipcp_driver): Change to static definition.
10372 Add dumping of the ifunctions.
10373 (constant_val_insert): Remove unused parameter. Support for SSA.
10374 (ipcp_propagate_const): Support for SSA.
10375 (ipcp_profile_bb_print): Print only analyzed nodes.
10376 (ipcp_replace_map_create): Remove support for Fortran constant
10378 * ipa-prop.c (ipa_method_modify_stmt,
10379 ipa_callsite_compute_param): Support for SSA.
10380 * ipa-prop.h (ipcp_driver): Remove declaration.
10381 (IS_VALID_TREE_MAP_INDEX): Add define.
10383 2007-01-24 Geoffrey Keating <geoffk@apple.com>
10385 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
10387 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10389 PR middle-end/30447
10390 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
10391 constant argument to cabs and do it without checking for
10392 -funsafe-math-optimizations.
10394 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
10396 * c-common.h (RID_FIRST_CXX0X): New.
10397 (RID_LAST_CXX0X): New.
10398 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
10400 * c.opt (Wc++0x-compat): New.
10401 * doc/invoke.texi (-Wc++0x-compat): Document.
10403 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10405 * builtins.c (fold_builtin_carg): New.
10406 (fold_builtin_1): Use it.
10408 2007-01-24 Jan Hubicka <jh@suse.cz>
10410 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
10412 * ipa-inline.c (initial_insns, max_insns): Delete.
10413 (compute_max_insns): New function.
10414 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
10415 of insns as base for code growth.
10416 (cgraph_decide_inlining): Make initial_insns local; do not compute
10418 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
10419 * doc/invoke.texi (inline-unit-growth): Update docs.
10421 2007-01-24 Jakub Jelinek <jakub@redhat.com>
10423 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
10424 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
10425 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
10426 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
10427 for CPUs that have PTA_CX16 set.
10429 PR middle-end/27416
10430 * gimplify.c (omp_check_private): New function.
10431 (gimplify_scan_omp_clauses): Use it for
10432 firstprivate/lastprivate/reduction.
10434 PR middle-end/30494
10435 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
10436 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
10438 PR middle-end/30421
10439 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
10440 If lower_lastprivate_clauses emits some statements, append them
10441 to dlist rather than body_p and to body_p append an initializer.
10442 (lower_omp_for): Adjust caller.
10444 2007-01-24 Steve Ellcey <sje@cup.hp.com>
10446 * target.h (globalize_decl_name): New.
10447 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10448 * output.h (default_globalize_decl_name): New.
10449 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
10451 (globalize_decl): Ditto.
10452 (default_globalize_decl_name): New.
10453 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
10454 (ia64_handle_version_id_attribute): New.
10455 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10456 (ia64_asm_output_external): Use globalize_decl_name instead
10457 of globalize_label.
10458 * doc/extend.texi (version_id): New pragma.
10459 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
10461 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10463 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
10464 _uleb128_t and _Unwind_SWord with _sleb128_t.
10465 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
10466 uw_frame_state_for, uw_update_context_1): Likewise.
10467 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
10468 * unwind-pe.h (read_uleb128, read_sleb128,
10469 read_encoded_value_with_base): Likewise.
10470 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
10472 2007-01-24 Richard Guenther <rguenther@suse.de>
10474 * builtins.c (expand_builtin_cexpi): Get the fndecl
10475 for cexp in the correct way.
10477 2007-01-24 Jan Hubicka <jh@suse.cz>
10479 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
10481 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10483 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
10484 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
10485 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
10486 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
10487 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
10488 __SIZEOF_PTRDIFF_T__.
10489 * doc/cpp.texi: Documentation for the new builtin macros added.
10491 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
10493 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
10494 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
10495 instead of operands[2] to avoid access past the end of array.
10497 2007-01-24 Richard Sandiford <richard@codesourcery.com>
10499 * reload1.c (emit_reload_insns): Pass the reload register
10500 for a non-spill output reload through forget_old_reloads_1.
10502 2007-01-23 Joseph Myers <joseph@codesourcery.com>
10504 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10505 _SOFT_DOUBLE if doubles use software floating-point.
10506 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
10507 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10508 * config/rs6000/darwin-ldouble.c: Also compile functions for
10509 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
10510 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10511 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
10512 commented-out long double override.
10513 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
10514 * config/rs6000/eabispe.h: Likewise.
10515 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
10516 long double for non-SPE.
10517 (rs6000_handle_option): Likewise.
10518 (invalid_e500_subreg): Disallow more subregs involding DImode,
10519 DFmode, TImode or TFmode.
10520 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
10522 (legitimate_lo_sum_address_p): Also check for TFmode for E500
10524 (rs6000_legitimize_address): Also handle TFmode for E500 double.
10525 (rs6000_legitimize_reload_address): Also handle TFmode for E500
10527 (rs6000_legitimate_address): Also check for TFmode for E500
10529 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
10530 (spe_build_register_parallel): Handle TFmode and TCmode.
10531 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
10533 (function_arg): Handle TFmode and TCmode for E500 double.
10534 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
10536 (print_operand): Handle TFmode and TImode for %y.
10537 (rs6000_generate_compare): Handle TFmode comparisons for E500
10539 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
10540 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
10541 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
10542 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
10543 TFmode for E500 double.
10544 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
10545 (floatsidf2): Enable for E500 double.
10546 (movtf_softfloat): Use rs6000_nonimmediate_operand.
10547 (extenddftf2): Change to extenddftf2_fprs.
10548 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
10549 depending on TARGET_E500_DOUBLE.
10550 (extendsftf2): Enable for E500 double.
10551 (trunctfdf2): Enable for E500 double.
10552 (trunctfsf2): Change to trunctfsf2_fprs.
10553 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
10554 depending on TARGET_E500_DOUBLE.
10555 (floatsitf2): Enable for E500 double.
10556 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
10557 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
10558 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
10559 (negtf2): Change to negtf2_internal.
10560 (negtf2): New expander.
10561 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
10562 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
10563 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
10564 (movdi_internal32): Use rs6000_nonimmediate_operand.
10565 (unnamed splitter): Likewise.
10566 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
10567 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
10568 (SPE64TF, DITI): New mode macros.
10569 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
10572 (frob_<mode>_di_2): New.
10573 (frob_tf_di_8_2): New.
10574 (frob_di_df): Change to frob_di_<mode>; allow more modes.
10576 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
10578 (frob_ti_<mode>_8_2): New.
10579 (frob_ti_tf_2): New.
10580 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
10581 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
10583 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
10584 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
10585 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
10586 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
10587 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
10588 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
10591 2007-01-23 Ian Lance Taylor <iant@google.com>
10593 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
10595 (OBJS-archive): Reformat, alphabetize.
10596 (OBJS): Change out_object_file to OBJS-md.
10598 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
10600 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10601 JUMP_P and CALL_P predicates where applicable.
10602 * config/i386/i386.c: Ditto.
10603 * config/i386/i386.md: Ditto.
10604 * config/i386/mmx.md: Ditto.
10605 * config/i386/predicates.md: Ditto.
10607 2007-01-22 Andreas Schwab <schwab@suse.de>
10609 * config/m68k/m68k.h: Fix comment.
10611 2007-01-22 Jan Hubicka <jh@suse.cz>
10613 * passes.c (init_optimization_passes): Do not rerun
10614 pass_early_warn_uninitialized.
10616 2007-01-22 Richard Guenther <rguenther@suse.de>
10618 PR tree-optimization/30038
10619 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
10621 (execute_cse_sincos_1): Likewise.
10622 (execute_cse_sincos): Likewise.
10623 (gate_cse_sincos): Likewise.
10624 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
10625 the cexpi() canonicalization of sincos().
10626 * tree-pass.h (pass_cse_sincos): Declare.
10627 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
10629 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10631 PR rtl-optimization/29329
10632 * combine.c (replaced_rhs_insn): Rename to i2mod.
10633 (replaced_rhs_value): Rename to i2mod_new_rhs.
10634 (i2mod_old_rhs): New global variable.
10635 (combine_instructions): Adjust for above change. Save a copy of
10636 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
10637 note are substituted in the second instruction.
10638 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
10639 ditch the note if it pertains to the second eliminated register
10640 and this register is mentioned in i2mod_old_rhs.
10643 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
10645 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
10646 the insn to which the note was originally attached.
10648 2007-01-21 Jan Hubicka <jh@suse.cz>
10650 * ipa-inline.c (inlining_mode): Comment, move up.
10651 (cgraph_decide_inlining_incrementally): Do not perform inlining
10652 itself; fix handling of flattening of self recursive functions.
10653 (cgraph_find_cycles): Remove.
10654 (cgraph_flatten_node): Remove.
10655 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
10656 (try_inline): New function.
10657 (cgraph_early_inlining): Update call of
10658 cgraph_decide_inlining_incrementally. Apply inlining here.
10659 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
10661 2007-01-21 Dirk Mueller <dmueller@suse.de>
10664 * tree-vrp.c (check_array_bounds): do not warn
10665 about ADDR_EXPR's of ARRAY_REF's which are immediately
10666 used in binary expressions.
10668 2007-01-21 Ira Rosen <irar@il.ibm.com>
10670 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
10671 read_write_dep and macros for its access.
10672 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
10673 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
10674 argument, call vect_check_interleaving for every independent pair of
10675 data-refs. Mark loads that access the same memory location as a store
10677 (vect_check_dependences): Remove.
10678 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
10679 call, fix the call to vect_analyze_data_ref_dependence.
10680 (vect_analyze_data_ref_access): For statements that access the same
10681 data-ref, check that they are not stores; for loads, check that there
10682 is no store that access the same location.
10684 2007-01-20 Roger Sayle <roger@eyesopen.com>
10685 Joseph Myers <joseph@codesourcery.com>
10687 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
10688 (-fdump-rtl-stack): Likewise.
10689 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
10690 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
10691 (-mpt-fixed): Use @minus{} for minus sign.
10692 (Using Precompiled Headers): Fix under/overfull hbox.
10694 2007-01-20 Jan Hubicka <jh@suse.cz>
10696 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
10697 place within annotation.
10699 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10701 * pa.c (output_move_double): Change array size of xoperands to 4.
10703 2007-01-20 Jan Hubicka <jh@suse.cz>
10705 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
10708 2007-01-19 Ian Lance Taylor <iant@google.com>
10710 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
10711 constant to unsigned HOST_WIDE_INT before negating.
10713 2007-01-19 Ian Lance Taylor <iant@google.com>
10715 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
10717 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
10718 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10719 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
10720 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
10721 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10722 (realloc_vdef, realloc_vuse): Change second parameter to
10724 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
10725 fields to unsigned.
10726 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
10727 unsigned. Change x and lim locals to unsigned.
10728 (realloc_vdef, realloc_vuse): Change num_elem parameter to
10730 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
10731 (copy_virtual_operands): Change i and n locals to unsigned.
10733 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10735 PR middle-end/29335
10736 * builtins.c (fold_builtin_1): Handle builtin fdim.
10738 2007-01-20 Jan Hubicka <jh@suse.cz>
10740 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
10741 * tree-ssa-structalias.c (compute_points_to_sets): Do call
10742 init_alias_heapvars.
10743 (init_alias_heapvars): Initialize only when not already initialized.
10744 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
10746 2007-01-19 Roger Sayle <roger@eyesopen.com>
10748 * common.opt (fsigned-zeros): New command line option.
10749 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
10750 of flag_unsafe_math_optimizations.
10751 * opts.c (set_fast_math_flags): The -ffast-math command line option
10752 implies -fno-signed-zeros.
10753 (fast_math_flags_set_p): Likewise.
10755 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
10756 the documentation of -ffast-math appropriately. Wrap long lines.
10758 2007-01-19 Steve Ellcey <sje@cup.hp.com>
10760 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
10761 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
10763 2007-01-19 Tomas Bily <tbily@suse.cz>
10765 * cgraphunit.c (cgraph_finalize_function): Updating of pid
10767 (tree_init_ic_make_global_vars): New function
10768 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
10769 (tree_gen_ic_profiler): New function
10770 (tree_gen_ic_func_profiler): New function
10771 (tree_profiling): Added calling of tree_gen_ic_func_profiler
10772 (tree_profile_hooks): Added hook for indirec/virtual calls
10773 * value-prof.c (tree_find_values_to_profile): New case for
10775 (tree_values_to_profile): Call for determining indirect/virtual
10777 (tree_indirect_call_to_profile): New function
10778 (tree_ic_transform): New function
10779 (tree_ic): New function
10780 (find_func_by_pid): New function
10781 (init_pid_map): New function
10782 (tree_value_profile_transformations): Added check for
10783 indirect/virtual call transformation
10784 * value-prof.h (enum hist_type): New counter type for
10785 indirect/virtual calls
10786 (profile_hooks): Added new hook for profiling indirect/virtual
10788 * profile.c (instrument_values): New case for indirect/virtual
10790 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
10791 (GCOV_COUNTER_V_INDIR): New counter type
10792 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
10793 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
10795 * cgraph.c: Definition of cgraph_max_pid
10796 (cgraph_create_node): Default init of pid attribute
10797 * cgraph.h: Declaration of cgraph_max_pid
10798 (struct cgraph_node): Added pid attribute
10799 * libgcov.c (__gcov_indirect_call_profiler): New function
10800 (__gcov_one_value_profiler_body): New function
10801 (__gcov_one_value_profiler): Body was moved to
10802 __gcov_one_value_profiler_body and calls it
10804 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
10806 * doc/gty.texi (Options): Document the mark_hook option to GTY.
10807 * gengtype.c (write_types_data, write_func_for_structure,
10808 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
10809 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
10810 (walk_type, write_func_for_structure): Generate the mark_hook if
10813 2007-01-19 Jan Hubicka <jh@suse.cz>
10815 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
10816 'early' argument take inlining mode argument specifying whether to
10817 inline for size/speeed or all functions; add support for flattening;
10819 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
10821 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10824 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
10825 the name of the declared identifier.
10827 2007-01-19 Dirk Mueller <dmueller@suse.de>
10829 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
10830 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
10831 duplicate evaluation.
10833 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10835 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
10836 Macroize expander using X87MODEF12 mode macro. Extend operand 1
10837 to XFMode, use acosxf2 and truncate result to requested mode.
10838 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
10839 (asin<mode>2): Similarly, with asin expanders.
10840 (*fscalexf4_i387): Rename from *fscalexf4.
10841 (expNcorexf3): New expander.
10842 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
10843 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
10844 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
10845 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
10846 patterns for SSE math.
10847 (exp10<mode>2): Similarly, with exp10 expanders.
10848 (exp2<mode>2): Similarly, with exp2 expanders.
10849 (expm1<mode>2): Similarly, with expm1 expanders.
10850 (ldexp<mode>3): Similarly, with ldexp expanders.
10851 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
10852 Use gen_truncxf<mode>2_i387_noop to truncate result.
10854 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10856 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
10857 for ColdFire targets.
10859 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
10860 Richard Sandiford <richard@codesourcery.com>
10862 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
10863 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
10864 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
10865 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
10866 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10867 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10869 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10871 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
10872 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
10873 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
10874 (*adddi_dilshr32_cf): New pattern.
10875 (adddi3, subdi3): Remove first alternatives.
10877 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10879 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
10880 implemented using move.l, do not use its cc result for floating-point
10883 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10885 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
10886 from accepting 's' constraints if flag_pic.
10888 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10890 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
10891 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
10892 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
10893 condition from TARGET_68881 to TARGET_HARD_FLOAT.
10895 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
10897 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
10898 ColdFire alternatives.
10899 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
10900 * config/m68k/m68k.md (clzsi2): Define for ColdFire
10901 architectures that support ff1 instruction.
10903 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10904 Julian Brown <julian@codesourcery.com>
10906 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
10907 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
10908 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
10911 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10913 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
10915 (output_move_const_into_data_reg, output_move_simode_const): Delete.
10916 * config/m68k/m68k.c (const_method, const_int_cost): Take a
10917 HOST_WIDE_INT instead of an rtx.
10918 (m68k_rtx_costs): Update call accordingly.
10919 (output_move_const_into_data_reg): Likewise. Fix formatting.
10920 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
10922 (output_move_simode_const): Update calls after above changes.
10923 Rework to use automatic variables and predicates like MEM_P.
10924 * config/m68k/m68k.md (pushexthisi_const): Update call to
10927 2007-01-19 Dirk Mueller <dmueller@suse.de>
10929 * tree-ssa-alias.c (perform_var_substitution): Fix typo
10930 in dump_flags test.
10932 2007-01-19 Richard Guenther <rguenther@suse.de>
10934 * builtins.c (expand_builtin_cexpi): Fall back to expanding
10935 via cexp in case sincos is not available.
10937 2007-01-19 Richard Guenther <rguenther@suse.de>
10939 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
10940 * defaults.h (TARGET_HAS_SINCOS): Default to off.
10941 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
10942 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
10943 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
10944 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
10945 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
10946 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
10948 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10950 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
10952 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
10953 (atan2xf3): Directly generate RTL pattern.
10954 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
10955 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10956 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10957 disable patterns for SSE math.
10958 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
10959 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10960 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10961 disable patterns for SSE math.
10963 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
10965 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
10967 2007-01-18 Roger Sayle <roger@eyesopen.com>
10969 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
10970 VIEW_CONVERT_EXPR to the same type as it's operand.
10972 2007-01-18 David Edelsohn <edelsohn@gnu.org>
10974 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
10975 configured for long double 128.
10977 2007-01-18 Mike Stump <mrs@apple.com>
10979 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
10982 2007-01-18 Michael Meissner <michael.meissner@amd.com>
10984 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
10987 2007-01-18 Jan Hubicka <jh@suse.cz>
10989 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
10990 greater than NUM_VOP_FREE_BUCKETS.
10992 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
10994 * tree-ssa-structalias.c: Update comments.
10995 (ptabitmap_obstack): Removed.
10996 (pta_obstack): New.
10997 (oldpta_obstack): Ditto.
10998 (stats): Add a few members.
10999 (struct variable_info): Remove node, complex, address_taken, and
11000 indirect_target members. Add oldsolution member.
11001 (new_var_info): Do not initialize removed members.
11002 (constraint_expr_type): Remove INCLUDES.
11003 (constraint_graph): Add size, implicit_preds, rep,
11004 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
11005 (FIRST_REF_NODE): New macro.
11006 (LAST_REF_NODE): Ditto.
11007 (FIRST_ADDR_NODE): Ditto.
11008 (find): New function.
11010 (dump_constraint): Do not handle INCLUDES.
11011 (insert_into_complex): Do not insert duplicate constraints.
11012 (condense_varmap_nodes): Renamed and rewritten into ...
11013 (merge_node_constraints): This. Also fix bug in handling of
11014 offseted copy constraints.
11015 (clear_edges_for_node): No longer need to deal with preds at all,
11016 or removing associated preds/succs.
11017 (merge_graph_nodes): Deal with indirect_cycles.
11018 Don't deal with predecessors.
11019 (add_implicit_graph_edge): New function.
11020 (add_pred_graph_edge): Ditto.
11021 (add_graph_edge): Don't deal with predecessors.
11022 (build_constraint_graph): Removed.
11023 (build_pred_graph): New function.
11024 (build_succ_graph): Ditto.
11025 (struct scc_info): Removed in_component. Added roots, dfs, and
11026 node_mapping. Remove visited_index, unification_queue.
11027 (scc_visit): Deal with union-find we do now.
11028 Deal with cycles with REF nodes.
11029 (collapse_nodes): Renamed and rewritten to ...
11030 (unify_nodes): This.
11031 (process_unification_queue): Removed.
11032 (topo_visit): Cleanup
11033 (do_da_constraint): Use find.
11034 (do_sd_constraint): Ditto.
11035 (do_ds_constraint): Ditto.
11036 (do_complex_constraint): Ditto.
11037 (init_scc_info): Update for removed and added members.
11038 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
11039 (find_indirect_cycles): This.
11040 (equivalence_class): New variable.
11041 (label_visit): New function.
11042 (perform_variable_substitution): Rewritten.
11043 (free_var_substitution_info): New function.
11044 (find_equivalent_node): Ditto.
11045 (move_complex_constraints): Ditto.
11046 (eliminate_indirect_cycles): Ditto.
11047 (solve_graph): Only propagate changed bits.
11048 Use indirect cycle elimination.
11050 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
11051 (tree_id_eq): Renamed to ...
11052 (tree_vi_eq): This. Update for member change
11053 (insert_id_for_tree): Renamed and rewritten to ...
11054 (insert_vi_for_tree): This.
11055 (lookup_id_for_tree): Renamed and rewritten to ...
11056 (lookup_vi_for_tree): This.
11057 (get_id_for_tree): Renamed and rewritten to ...
11058 (get_vi_for_tree): Ditto.
11059 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
11060 (process_constraint): Don't handle INCLUDES.
11061 Remove special ADDRESSOF case.
11062 (find_func_aliases): Rewrite to use vi functions instead of id
11064 (create_function_info_for): Ditto.
11065 (create_variable_info_for): Ditto.
11066 (intra_create_variable_infos): Ditto.
11067 (merge_smts_into): Ditto.
11068 (find_what_p_points_to): Ditto.
11069 (init_base_vars): Ditto.
11070 (init_alias_vars): Ditto.
11071 (remove_preds_and_fake_succs): New function.
11072 (dump_sa_points_to_info): Dump new stats.
11073 (dump_solution_for_var): Use find.
11074 (set_used_smts): Fix formatting.
11075 (compute_points_to_sets): Updated for new functions.
11076 (ipa_pta_execute): Ditto.
11078 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11079 Richard Sandiford <richard@codesourcery.com>
11081 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
11083 * calls.c (expand_call): If the return value is a PARALLEL,
11084 extract its first member.
11085 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
11086 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
11087 use FUNCTION_EXTRA_EPILOGUE.
11088 (m68k_function_value): Return a PARALLEL if the return value
11089 is of a pointer type.
11090 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
11091 (FUNCTION_EXTRA_EPILOGUE): Remove.
11092 * config/m68k/m68k.md (D0_REG): New constant.
11094 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11096 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
11097 output a NOP for empty epilogues.
11099 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11101 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
11102 before function. Extend register save check to include all
11103 registers, not just integer ones.
11105 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11107 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
11108 (m68k_use_return_insn): ...this.
11109 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
11110 * config/m68k/m68k.c (use_return_insn): Rename to...
11111 (m68k_use_return_insn): ...this.
11112 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
11113 of USE_RETURN_INSN.
11115 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11117 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
11118 nearest even, fix denormal rounding overflow.
11120 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11122 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
11123 f%$smove and f%$move.
11124 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
11125 (extendsfdf2_cf): Use fdmove instead of f%&move.
11126 (truncdfsf2_cf): Use fsmove instead of f%$smove.
11127 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
11129 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11131 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
11134 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11136 * real.h (real_format): Add a canonical_nan_lsbs_set field.
11137 (coldfire_single_format): Declare.
11138 (coldfire_double_format): Likewise.
11139 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
11140 of qnan_msb_set to determine the lower bits of a canonical
11142 (encode_ieee_double): Likewise.
11143 (encode_ieee_quad): Likewise.
11144 (ieee_single_format): Initialize canonical_nan_lsbs_set.
11145 (mips_single_format): Likewise.
11146 (ieee_double_format): Likewise.
11147 (mips_double_format): Likewise.
11148 (ieee_extended_motorola_format): Likewise.
11149 (ieee_extended_intel_96_format): Likewise.
11150 (ieee_extended_intel_128_format): Likewise.
11151 (ieee_extended_intel_96_round_53_format): Likewise.
11152 (ibm_extended_format): Likewise.
11153 (mips_extended_format): Likewise.
11154 (ieee_quad_format): Likewise.
11155 (mips_quad_format): Likewise.
11156 (vax_f_format): Likewise.
11157 (vax_d_format): Likewise.
11158 (vax_g_format): Likewise.
11159 (i370_single_format): Likewise.
11160 (i370_double_format): Likewise.
11161 (decimal_single_format): Likewise.
11162 (decimal_double_format): Likewise.
11163 (decimal_quad_format): Likewise.
11164 (c4x_single_format): Likewise.
11165 (c4x_extended_format): Likewise.
11166 (real_internal_format): Likewise.
11167 (coldfire_single_format): New real_format.
11168 (coldfire_double_format): Likewise.
11169 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
11170 canonical_nan_lsbs_set.
11171 (pdp11_d_format): Likewise.
11172 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
11173 if TARGET_COLDFIRE_CPU.
11175 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11177 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
11178 (output_call, m68k_legitimize_call_address): Declare.
11179 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
11180 parenthesees. Add support for a 'W' constraint.
11181 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
11182 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
11183 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
11184 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
11186 (override_options): Initialize them. Do not set flag_no_function_cse
11187 for TARGET_ID_SHARED_LIBRARY.
11188 (m68k_output_pic_call): Delete.
11189 (m68k_legitimize_call_address): New function.
11190 (print_operand): Remove the %o prefix. Handle the %p prefix.
11191 (output_call): New function.
11192 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
11193 target address from the GOT if symbolic jumps are not allowed.
11194 * config/m68k/m68k.md (call, general_operand): Do not set
11195 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
11196 Merge separate flag_pic and !flag_pic define_insns into...
11197 (*call, *call_value): ...these new patterns. Match the address
11198 rather than the containing MEM and require it to be a call_operand.
11199 Use output_call to generate the asm template.
11200 * config/m68k/predicates.md (const_call_operand): New predicate.
11201 (call_operand): Likewise.
11203 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11205 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
11206 (STACK_GROWS_DOWNWARD): Define to 1.
11207 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
11208 comments, emphasizing that these values are only defaults.
11209 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
11210 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
11212 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11214 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
11216 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11217 Richard Sandiford <richard@codesourcery.com>
11219 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
11220 (FP_REGNO_P): New macros.
11221 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
11222 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
11223 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
11224 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
11226 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11228 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11229 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
11231 * config/m68k/t-floatlib: New file, extracting common code from...
11232 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
11233 * config/m68k/t-uclinux: Here.
11234 * config/m68k/fpgnulib.c: Do not compile extendeed precision
11235 routines on ColdFire targets.
11237 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11239 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11240 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
11241 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
11242 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
11243 explicitly set MOTOROLA to 1.
11244 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
11246 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11247 Nathan Sidwell <nathan@codesourcery.com>
11249 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
11250 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
11251 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
11252 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
11253 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
11254 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
11255 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
11256 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
11257 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
11258 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
11259 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
11260 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
11261 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
11262 (DBX_REGISTER_NUMBER): Delete.
11263 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
11264 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
11265 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
11267 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11269 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
11270 * config/flat.h: New file.
11271 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
11272 OBJECT_FORMAT_FLAT.
11273 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
11274 indirect references for -msep-data or -mid-shared-library.
11275 Do not use PC-relative code addresses either.
11276 * config/m68k/m68k.c (override_options): Restrict -fPIC error
11278 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
11279 for shared libraries and crt1.o for executables. Use crti.o and
11281 (ENDFILE_SPEC): Use crtend.o and crtn.o.
11282 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
11283 Do not add -elf2flt or -shared-lib-id options here.
11284 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
11285 Pass -shared-lib-id if -mid-shared-library, taking the library
11286 identifier from -mshared-library-id if given, otherwise
11288 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
11289 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
11290 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
11291 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
11292 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
11293 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
11295 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
11296 jump sequence for ISA A and ISA A+.
11297 (PICJUMP): Likewise.
11299 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11301 * config.gcc (m68k-*-uclinux*): Base the port on the common
11302 and m68k GNU/Linux files rather than on the generic ELF ones.
11303 * config/m68k/uclinux.h (TARGET_VERSION): Override.
11304 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
11306 2007-01-18 Julian Brown <julian@codesourcery.com>
11307 Richard Sandiford <richard@codesourcery.com>
11309 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
11310 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
11311 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
11313 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
11314 80 unconditionally.
11315 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
11317 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11319 * doc/install.texi: Document m68k-uclinuxoldabi.
11320 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
11321 * config/m68k/uclinux-oldabi.h: New file, copied from
11322 config/m68k/uclinux.h.
11324 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
11326 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
11327 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
11328 (m32r_compute_frame_size): Use unsigned for regno.
11329 (m32r_reload_lr): Use gen_frame_mem.
11331 (m32r_output_function_epilogue): Don't output the function epilogue
11333 (m32r_expand_epilogue): New.
11334 (direct_return): Return false if the function has the interrupt
11336 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
11337 * config/m32r/m32r.md (epilogue): New expander.
11338 (return_lr, return_rte): New insns.
11339 (return): Make it expander.
11340 (return_normal): New expander.
11342 2007-01-18 Josh Conner <jconner@apple.com>
11345 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
11346 support for UNLE, UNLT, UNGE, and UNGT.
11348 2007-01-18 Jan Hubicka <jh@suse.cz>
11350 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
11351 * tree-tailcall (add_virtual_phis): Likewise.
11352 (optimize_tail_call): Return TODOs.
11353 (execute_tail_calls): Return TODOs.
11354 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
11355 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
11357 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
11358 Cleanup cfg using TODO.
11359 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
11360 * passes.c (execute_function_todo): When cleanup did something, remove
11362 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
11363 (make_edges): Don't cleanup_cfg.
11365 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
11367 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
11368 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
11369 operate on the top of stack.
11370 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
11371 register handling of instructions that output to the second
11373 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
11374 (move_for_stack_reg): Special-case check for dead destination
11375 stack slot for constant load of 1.0 inside UNSPEC_TAN.
11377 * config/i386/i386.md (UNSPEC_TAN): New constant.
11378 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
11379 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
11380 to correctly model move of constant 1.0 to top stack slot.
11381 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
11382 (unnamed peephole2 pattern): Remove corresponding peephole2
11383 pattern that optimizes tan insn and loading of constant 1.0.
11384 (tanxf2): Use fptanxf4_i387.
11385 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
11386 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
11387 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
11388 disable patterns for SSE math.
11389 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
11390 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
11392 2007-01-18 Dirk Mueller <dmueller@suse.de>
11393 Richard Guenther <rguenther@suse.de>
11396 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
11397 * common.opt (Warray-bounds): Add new warning option.
11398 * c-opts.c (c_common_handle_option): Define -Warray-bounds
11400 * Makefile.in: make tree-vrp.o depend on toplev.h
11401 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
11403 (check_array_refs, check_array_bounds, check_array_ref): New.
11405 2007-01-18 Jan Hubicka <jh@suse.cz>
11407 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
11408 (execute_ssa_ccp): Return flags conditionally.
11409 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
11411 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
11413 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
11415 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
11416 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
11418 * Makefile.c (GTFILES): Add cfglayout.h.
11419 * gengtype.c (open_base_files): Likewise.
11420 * cfglayout.c (cfg_layout_function_footer,
11421 cfg_layout_function_header) Reindent to make gengtype happy.
11422 * cfglayout.h (cfg_layout_function_footer,
11423 cfg_layout_function_header): Add GTY(()) marker.
11425 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
11427 2007-01-18 Ben Elliston <bje@au.ibm.com>
11429 * genautomata.c (write_automata): Include xstrerror output in the
11430 error message if writing the DFA description file fails.
11432 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
11434 * config/mips/mips-protos.h (mips_output_external): Make it
11436 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
11437 * config/mips/mips.c (irix_output_external_libcall): Likewise.
11438 (extern_list): Likewise.
11439 (extern_head): Likewise.
11440 (TARGET_ASM_FILE_END): Likewise.
11441 (mips_file_end): Likewise.
11442 (mips_output_external): Rewritten.
11444 2007-01-18 Ben Elliston <bje@au.ibm.com>
11446 * genpreds.c (write_insn_preds_c): Only write out the function
11447 body for regclass_for_constraint if we have register constraints.
11449 2007-01-17 Tom Tromey <tromey@redhat.com>
11451 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
11452 * doc/install.texi (Testing): Use sourceware.org.
11453 (Binaries): Likewise.
11454 (Specific): Likewise.
11455 * doc/contrib.texi (Contributors): Use sourceware.org.
11457 2007-01-17 Anatoly Sokolov <aesok@post.ru>
11459 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
11460 (AVR_ENHANCED): Rename to ...
11461 (AVR_HAVE_MUL): ... new.
11462 (avr_enhanced_p): Rename to ...
11463 (avr_have_mul_p): ... new.
11464 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
11465 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
11466 * config/avr/avr.c (avr_enhanced_p): Rename to ...
11467 (avr_have_mul_p): ... new.
11468 (base_arch_s): Rename 'enhanced' to 'have_mul'.
11469 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
11470 'avr_enhanced_p' and 'enhanced'.
11471 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
11472 AVR_HAVE_MUL instead of AVR_ENHANCED.
11473 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11474 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
11475 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
11476 instead of AVR_ENHANCED.
11477 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11478 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
11479 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
11481 2007-01-17 Ian Lance Taylor <iant@google.com>
11483 * vec.h (VEC_reserve_exact): Define.
11484 (vec_gc_p_reserve_exact): Declare.
11485 (vec_gc_o_reserve_exact): Declare.
11486 (vec_heap_p_reserve_exact): Declare.
11487 (vec_heap_o_reserve_exact): Declare.
11488 (VEC_OP (T,A,reserve_exact)): New static inline function, three
11490 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
11491 negative parameter.
11492 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
11493 (VEC_OP (T,A,copy)) [all versions]: Likewise.
11494 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
11495 * vec.c (calculate_allocation): Add exact parameter. Change all
11497 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
11498 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
11499 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
11500 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
11501 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
11502 (vec_heap_p_reserve_exact): New function.
11503 (vec_heap_o_reserve_exact): New function.
11505 2007-01-17 Jan Hubicka <jh@suse.cz>
11507 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
11509 2007-01-17 Eric Christopher <echristo@apple.com>
11511 * config.gcc: Support core2 processor.
11513 2007-01-16 Jan Hubicka <jh@suse.cz>
11515 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
11516 the names, just unlink the chain so we don't crash on dangling pointers
11519 2007-01-16 Jan Hubicka <jh@suse.cz>
11521 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
11522 * tree-pass.h: Reorder to make IPA passes appear toegher.
11523 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
11524 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
11525 parameters, do not call early inliner.
11526 * ipa-inline.c: Update comments. Include tree-flow.h
11527 (cgraph_decide_inlining): Do not compute inlining parameters.
11528 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
11529 be called with function context set up.
11530 (pass_ipa_inline): Remove unreachable functions before pass.
11531 (cgraph_early_inlining): Simplify assuming to be called from the
11533 (pass_early_inline): New pass.
11534 (cgraph_gate_ipa_early_inlining): New gate.
11535 (pass_ipa_early_inline): Turn into simple wrapper.
11536 (compute_inline_parameters): New function.
11537 (gate_inline_passes): New gate.
11538 (pass_inline_parameters): New pass.
11539 (apply_inline): Move here from tree-optimize.c
11540 (pass_apply_inline): New pass.
11541 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
11543 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
11544 doing them by hand.
11545 (tree_function_versioning): Do not allocate dummy struct function.
11546 * tree-inline.h (optimize_inline_calls): Update prototype.
11547 * tree-optimize.c (execute_fixup_cfg): Export.
11548 (pass_fixup_cfg): Remove
11549 (tree_rest_of_compilation): Do not apply inlines.
11550 * tree-flow.h (execute_fixup_cfg): Declare.
11551 * Makefile.in (gt-passes.c): New.
11552 * passes.c: Include gt-passes.h
11553 (init_optimization_passes): New passes.
11554 (nnodes, order): New static vars.
11555 (do_per_function_toporder): New function.
11556 (execute_one_pass): Dump current pass here.
11557 (execute_ipa_pass_list): Don't dump current pass here.
11559 2007-01-16 Janis Johnson <janis187@us.ibm.com>
11561 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
11562 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
11564 2007-01-16 David Edelsohn <edelsohn@gnu.org>
11566 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
11567 (strong_alias): Define.
11568 (__gcc_qmul): Provide non-FMA for soft-float.
11569 (__gcc_qdiv): Same.
11574 (__gcc_qunord): New.
11584 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
11585 soft-float functions.
11586 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
11587 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
11588 about long double soft float.
11590 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
11591 Tehila Meyzels <tehila@il.ibm.com>
11593 * tree-vectorizer.h (is_pattern_stmt_p): New.
11594 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
11595 formatting (tabs instead of spaces). Cleanup and clarify setting
11596 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
11597 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
11598 (vectorizable_type_demotion): Check that types are integral.
11599 (vectorizable_type_promotion): Likewise.
11600 (vectorizable_store): Fix typo. Eliminate new-line at end of
11603 2007-01-16 Jan Hubicka <jh@suse.cz>
11605 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
11608 2007-01-15 Eric Christopher <echristo@apple.com>
11610 * ifcvt.c: Include vec.h, vecprim.h.
11611 (check_cond_move_block): New argument regs.
11612 Reorganize. Add registers used to regs.
11613 (cond_move_process_if_block): Use regs set above as
11616 2007-01-15 Eric Christopher <echristo@apple.com>
11618 * config/darwin.h: Update copyright.
11619 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
11620 (LINK_COMMAND_SPEC): Add -u.
11621 (LINK_SPEC): Fix umbrella for above.
11623 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
11625 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
11628 2007-01-15 Tom Tromey <tromey@redhat.com>
11630 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
11631 * doc/install.texi (Testing): Don't mention jacks.
11632 (Configuration): Document --enable-java-maintainer-mode. Move
11633 --with-java-home to libgcj-specific section. Document
11635 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
11637 2007-01-15 Jan Hubicka <jh@suse.cz>
11639 * tree-ssa-dce.c (DCE_TODOs): New.
11640 (propagate_necessity): Return if something changed.
11641 (eliminate_unnecessary_stmts): Likewise.
11642 (perform_tree_ssa_dce): Return TODO flags when needed.
11643 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
11645 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
11647 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
11648 (fyl2x_extend<mode>xf3_i387): New insn pattern.
11649 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
11650 patterns using X87MODEF12 mode macro. Extend operand 1
11651 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11652 (log10<mode>2): Ditto.
11653 (log2<mode>2): Ditto.
11654 (log1p<mode>2): Ditto.
11655 (logb<mode>2): Ditto.
11656 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
11657 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
11658 (*fxtractxf3_i387): Rename from *fxtractxf3.
11659 (fxtract_extend<mode>xf3_i387): New insn pattern.
11660 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
11661 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
11662 and gen_fyl2xxf3_i387().
11664 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
11666 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
11667 * cfgloopmanip.c (fix_loop_placement): Made static. Use
11668 get_loop_exit_edges. Changed return type to bool.
11669 * cfgloop.h (fix_loop_placement): Declaration removed.
11671 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
11673 * param.h (MIN_VECT_LOOP_BOUND): New.
11674 * params.def (MIN_VECT_LOOP_BOUND): New.
11675 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
11676 argument - minimum threshold for number of iterations.
11677 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
11678 argument to declaration.
11679 * tree-vect-analyze.c (vect_analyze_operations): Check value of
11680 MIN_VECT_LOOP_BOUND.
11681 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
11682 slpeel_tree_peel_loop_to_edge with additional argument.
11683 (vect_do_peeling_for_alignment): Likewise.
11684 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
11686 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
11689 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
11690 operands of size 1.
11692 2007-01-14 Jan Hubicka <jh@suse.cz>
11694 * tree-dfa.c (remove_referenced_var): New function.
11695 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
11696 prune referenced vars list too.
11697 * tree-flow.h (remove_referenced_var): Declare.
11699 2007-01-14 Jan Hubicka <jh@suse.cz>
11701 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
11703 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
11704 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
11705 * except.h (verify_eh_throw_table_statements): Kill prototype.
11706 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
11707 into call exrepssions.
11708 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
11710 * tree-cfg.c: Include pointer-set.h.
11711 (verify_node_sharing): Work on pointer set.
11712 (verify_eh_throw_stmt_node): New.
11713 (verify_stmts): Use pointers sets, verify throw_stmt.
11715 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
11717 * ipa-reference.c (analyze_function): Consider also addresses taken
11720 2007-01-12 Roger Sayle <roger@eyesopen.com>
11722 * c-typeck.c (null_pointer_constant_p): Replace use of
11723 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11724 (build_c_cast): Likewise.
11726 2007-01-12 Roger Sayle <roger@eyesopen.com>
11728 * tree.h (force_fit_type_double): Remove unused final argument.
11729 * c-common.c (constant_expression_warning): Replace use of
11730 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11731 (convert_and_check): Likewise.
11732 (shorten_compare): Update call to force_fit_type_double.
11733 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
11734 * convert.c (convert_to_pointer): Update call to
11735 force_fit_type_double.
11736 * fold-const.c (force_fit_type_double): Remove overflowed_const
11738 (int_const_binop, fold_convert_const_int_from_int,
11739 fold_convert_const_int_from_real, fold_div_compare,
11740 fold_sign_changed_comparison, fold_unary, fold_negate_const,
11741 fold_abs_const, fold_not_const): Remove the final argument from
11742 calls to force_fit_type_double.
11744 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11746 * configure.ac: Set insn to "nop" for spu-*-* also.
11747 * configure: Regenerate.
11749 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
11751 * builtins.def : Add BUILT_IN_FREE.
11753 2007-01-12 Jan Hubicka <jh@suse.cz>
11755 PR tree-optimization/30443
11756 * tree-inline.c (tree_function_versioning): Do not optimize when
11757 cloning for inlining.
11759 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
11761 * doc/loop.texi: Document recording of loop exits.
11762 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
11763 (update_single_exits_after_duplication,
11764 update_single_exit_for_duplicated_loop,
11765 update_single_exit_for_duplicated_loops): Removed.
11766 (duplicate_loop_to_header_edge): Do not call
11767 update_single_exits_after_duplication and
11768 update_single_exit_for_duplicated_loops.
11769 (loop_version): Do not update single_exit information.
11770 (fix_loop_structure): Use record_loop_exits instead of
11771 mark_single_exit_loops.
11772 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
11773 the lists of loop exits.
11774 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
11775 split_edge, merge_blocks): Update the lists of loop exits.
11776 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
11777 loop_optimizer_init.
11778 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
11779 of mark_single_exit_loops.
11780 (loop_optimizer_finalize): Call release_recorded_exits.
11781 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
11782 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
11783 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
11784 update single exit information.
11785 * lambda-code.c (perfect_nestify): Ditto.
11786 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
11787 (mark_single_exit_loops): Removed.
11788 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
11789 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
11790 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
11792 (get_loop_exit_edges, single_exit): Use recorded exit lists.
11793 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
11794 (verify_loop_structure): Verify consistency of the exit lists.
11795 (flow_loops_find): Use alloc_loop. Initialize exits hash.
11796 (set_single_exit): Removed.
11797 * cfgloop.h (struct loop_exit): New function.
11798 (struct loop): single_exit_ field replaced by exits field.
11799 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
11800 (struct loops): Added exits hash.
11801 (mark_single_exit_loops, set_single_exit): Declaration removed.
11802 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
11804 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11806 * doc/invoke.texi: Avoid use of @headitem.
11808 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11810 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
11812 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11814 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
11817 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11818 Richard Sandiford <richard@codesourcery.com>
11820 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
11821 * config/m68k/m68k.opt: Resort options.
11822 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
11824 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11825 Richard Sandiford <richard@codesourcery.com>
11827 * doc/invoke.texi: Document the macros that are defined by
11828 m68k's -mtune and -mhard-float options.
11829 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
11830 (m68k_cpp_cpu_family): Likewise.
11831 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
11832 of __ucfv*__ macros. Define __mcffpu__ if generating code for
11833 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
11834 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
11835 (m68k_cpp_cpu_family): Likewise.
11837 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11839 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
11840 macros besides mc68000 as tuning macros. Use a switch statement
11841 to set them and mcpu32.
11843 2007-01-12 Julian Brown <julian@codesourcery.com>
11845 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
11846 (TARGET_68040_ONLY): Rename to...
11847 (TARGET_68040): ...this.
11848 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
11849 * config/m68k/m68k.md: Likewise.
11851 2007-01-12 Julian Brown <julian@codesourcery.com>
11852 Nathan Sidwell <nathan@codesourcery.com>
11853 Richard Sandiford <richard@codesourcery.com>
11855 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
11856 the -mcpu= argument associated with the --with-cpu setting.
11857 Define M68K_DEFAULT_TUNE to the default -mtune= option,
11858 if different from the one implied by the -mcpu setting.
11859 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
11860 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
11861 * doc/invoke.texi: Mention ColdFire in the introduction to the
11862 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
11863 -mno-div and -mhard-float options. Make -m68881 a synonym for
11864 -mhard-float. Document the previously-undocumented -m5206e,
11865 -m528x, -m5307 and -m5407 options. Tweak the existing option
11866 documentation for consistency.
11867 * doc/install.texi: Mention new --with-cpu arguments.
11868 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
11869 default CPU if neither -mcpu nor -march are specified.
11870 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
11871 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
11872 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
11873 using m68k_tune to decide between families that implement the
11874 same ISA. Use m68k_tune to set __mcfv4e__.
11875 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
11876 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
11877 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
11878 (FL_ISA_C, FL_ISA_MMU): New macros.
11879 (MASK_COLDFIRE): Delete.
11880 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
11881 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
11882 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
11883 (TARGET_HARD_FLOAT): Do not define here.
11884 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
11885 (TUNE_68000): New macro.
11886 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
11887 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
11888 (TUNE_CFV2): Redefine in terms of m68k_tune.
11889 (uarch_type, target_device, fpu_type): New enums.
11890 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
11891 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
11892 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
11893 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
11894 (FL_FOR_isa_c): New macros.
11895 (m68k_isa): New enum.
11896 (m68k_target_selection): New structure.
11897 (all_devices, all_isas, all_microarchs): New tables.
11898 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
11899 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
11900 (MASK_ALL_CPU_BITS): Delete.
11901 (m68k_find_selection): New function.
11902 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
11903 Map the legacy target options to a combination of the new ones.
11904 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
11905 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
11906 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
11908 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
11909 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
11911 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
11912 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
11913 * config/m68k/m68k-devices.def: New file.
11915 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11916 Nathan Sidwell <nathan@codesourcery.com>
11918 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
11919 (SUBTARGET_EXTRA_SPECS): New macros.
11920 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
11921 use %(asm_cpu_spec) instead.
11922 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
11923 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
11924 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
11925 (EXTRA_SPECS): Rename to...
11926 (SUBTARGET_EXTRA_SPECS): ...this.
11928 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11929 Richard Sandiford <richard@codesourcery.com>
11930 Julian Brown <julian@codesourcery.com>
11932 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11933 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
11934 to the configuration's default CPU.
11935 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
11936 Remove default masks.
11937 (m680[012]0-*-*): Set the default with_cpu to the first part of
11939 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
11940 (m68k*-*-linux): Extend the --with-cpu handling to...
11941 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
11942 and m68010. Don't set target_cpu_default2.
11943 * doc/install.texi: Document --with-cpu for m68k.
11944 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
11945 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
11946 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
11947 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
11948 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
11949 (ASM_SPEC): Remove use of %(asm_cpu_default).
11950 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
11951 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
11952 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
11953 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
11954 __HAVE_FPU__ if TARGET_HARD_FLOAT.
11955 (TARGET_DEFAULT): Delete.
11956 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
11957 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
11958 (CPP_CPU_SPEC): Delete.
11959 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
11960 the appropriate string.
11961 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
11962 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
11963 (ASM_SPEC): Don't use %(asm_default_spec).
11964 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
11965 TARGET_DEFAULT and add MASK_68881.
11966 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
11968 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11970 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
11971 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
11972 MASK_68010 alongside MASK_68020.
11973 * doc/invoke.texi: Document -m68010.
11974 * config/m68k/m68k.opt (m68010): New.
11975 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
11977 (TUNE_68010): New macro.
11978 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
11979 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
11980 (M68K_CPU_m68332): Add MASK_68010.
11981 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
11982 fallback definition.
11983 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
11985 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
11986 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
11987 to all entries that use MASK_68020.
11988 (output_move_simode_const, output_move_himode, output_move_qimode)
11989 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
11990 instead of TARGET_68020 to select clr behavior. Remove comment
11991 about there being no TARGET_68010.
11992 * config/m68k/m68k.md: Likewise throughout.
11994 2007-01-12 Julian Brown <julian@codesourcery.com>
11996 * config/m68k/m68k.h (TARGET_ISAB): New macro.
11997 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
11998 * config/m68k/m68k.md: Likewise.
12000 2007-01-12 Julian Brown <julian@codesourcery.com>
12002 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
12003 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
12005 2007-01-12 Julian Brown <julian@codesourcery.com>
12007 * config/m68k/m68k.h (TUNE_68040_60): New macro.
12008 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
12009 * config/m68k/m68k.md: Likewise.
12011 2007-01-12 Julian Brown <julian@codesourcery.com>
12012 Richard Sandiford <richard@codesourcery.com>
12014 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
12015 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
12016 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
12018 (TARGET_CPU32): Rename to...
12019 (TUNE_CPU32): ...this.
12020 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
12021 (TUNE_CFV2): New macros.
12022 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
12023 remove conditions that are implied by TARGET_68020.
12024 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
12025 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
12026 (m68k_output_function_epilogue): Likewise.
12027 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
12028 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
12029 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
12030 non-68000 timings. Refactor multiplication and division costs.
12031 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
12032 TUNE_CPU32 instead of TARGET_CPU32.
12033 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
12034 and TUNE_68060 instead of TARGET_68060.
12035 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
12036 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
12038 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
12039 && !TARGET_COLDFIRE" to choose between moveq and clr.
12040 Likewise in the unnamed movsf pattern.
12041 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
12042 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
12045 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12047 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
12048 of tabbing before backslashes.
12050 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12052 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
12053 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
12054 (ASM_OUTPUT_INTERNAL_LABEL): Define.
12056 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12058 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
12059 find_interesting_uses_cond.
12060 (find_interesting_uses_cond): Use extract_cond_operands.
12061 (rewrite_use_compare): Use extract_cond_operands and
12062 force_gimple_operand_bsi. Do not call update_stmt.
12063 (determine_use_iv_cost_condition): Use extract_cond_operands.
12064 Return cheaper of using original bound and changing the exit bound.
12066 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12068 PR tree-optimization/29516
12069 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
12070 most_expensive_mult_to_index, addr_to_parts,
12071 create_mem_ref, maybe_fold_tmr): Make the type of
12072 fields of TARGET_MEM_REF sizetype.
12073 (move_fixed_address_to_symbol, move_pointer_to_base):
12075 * tree.def (TARGET_MEM_REF): Add comment on types of
12078 2007-01-11 Joseph Myers <joseph@codesourcery.com>
12080 * c-common.c (vector_types_convertible_p): Treat opaque types as
12081 always convertible if they have the same size, but not otherwise.
12083 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
12085 * ifcvt.c (struct noce_if_info): Add comments to the fields.
12086 Remove the b_unconditional field.
12087 (noce_try_sign_mask): Do not look at b_unconditional.
12088 (noce_process_if_block): Do not use merge_if_blocks. Update
12089 the CFG here. Do not set b_unconditional.
12090 (cond_move_process_if_block): Likewise.
12091 (find_cond_trap): Likewise.
12092 (check_cond_move_block): Require simple jump insns at the end
12093 of the basic block.
12095 2007-01-11 Jan Hubicka <jh@suse.cz>
12097 PR tree-optimization/1046
12098 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
12099 when alias info is not ready.
12100 (pass_tail_recursion): Do not require aliasing.
12101 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
12102 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
12103 * tree-ssa-copy.c (pass_copy_prop): Likewise.
12104 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
12105 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
12106 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
12107 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
12109 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
12110 When aliasing is not build, mark statement as volatile.
12112 2007-01-11 Tom Tromey <tromey@redhat.com>
12114 PR preprocessor/15185, PR preprocessor/20989:
12115 * doc/cppopts.texi <-MT>: Update description of algorithm for
12116 computing default target.
12117 <-M, -MD>: Reword "basename" text.
12119 2007-01-11 Roger Sayle <roger@eyesopen.com>
12121 * builtins.c (expand_builtin_pow, expand_builtin_powi,
12122 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
12123 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
12124 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
12125 fold_builtin_bswap, real_constp, fold_builtin_pow,
12126 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
12127 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
12128 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
12129 * convert.c (convert_to_pointer): Likewise.
12130 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
12131 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
12132 const_binop, fold_convert_const_int_from_int,
12133 fold_convert_const_int_from_real,
12134 fold_convert_const_real_from_real, sign_bit_p,
12135 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
12136 fold_sign_changed_comparison, fold_unary, fold_comparison,
12137 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
12138 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
12139 * print-tree.c (print_node_brief, print_node): Likewise.
12140 * stor-layout.c (place_field, layout_type): Likewise.
12141 * tree-chrec.c (keep_cast): Likewise.
12142 * tree.c (build_vector, build_real, build_real_from_int_cst,
12143 build_complex): Likewise.
12145 2007-01-11 Roger Sayle <roger@eyesopen.com>
12147 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
12148 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
12150 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
12152 * configure.ac (strict1_warn): Rename to strict_warn.
12153 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
12154 cc_set_by_configure, quoted_cc_set_by_configure,
12155 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
12156 all_boot_languages, all_stagestuff): Remove.
12157 (target_list): Remove bootstrap targets.
12158 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
12159 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
12160 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
12161 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
12162 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
12163 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
12164 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
12165 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
12166 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
12167 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
12168 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
12169 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
12170 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
12171 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
12172 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
12173 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
12174 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
12175 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
12176 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
12177 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
12178 (mostlyclean): Adjust.
12179 (clean, distclean): Don't mention bootstrap stuff.
12180 * configure: Regenerate.
12181 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
12182 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
12183 treelang/config-lang.in (stagestuff): Remove.
12184 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
12185 stageprofile, stagefeedback, stagestuff): Remove mention.
12187 2007-01-11 Nick Clifton <nickc@redhat.com>
12189 * config/mcore/predicates.md (mcore_general_movesrc_operand):
12191 (mcore_general_movdst_operand): Do not accept CONST_INTs.
12192 (mcore_arith_K_S_operand): Run the test for the S constraint not
12193 the test for the M constraint.
12194 (mcore_addsub_operand): Do not accept integer values that are
12195 larger than 32 bits.
12196 * config/mcore/mcore.md: Remove unused constraints from split.
12197 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
12198 (addsi3): Likewise.
12199 (allocate_stack): Likewise.
12200 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
12201 operands to 32 bits.
12202 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
12204 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
12205 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
12206 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
12207 mcore_output_bclri, mcore_output_andn, output_inline_const,
12208 mcore_output_move, mcore_output_movedouble): Likewise.
12209 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
12210 (output_inline_const): Likewise.
12211 (output_inline_const): Fix format strings used in sprintf
12213 * config/mcore/mcore-protos.h: Update prototypes for changed
12214 functions in mcore.c.
12215 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
12216 HOST_WIDE_INT and not int.
12217 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
12218 CONST_OK_FOR_N): Likewise.
12219 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
12220 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
12223 2007-01-10 Jan Hubicka <jh@suse.cz>
12225 * tree-vrp.c (remove_range_assertions): Release defs.
12226 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
12227 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
12229 2007-01-10 Paul Brook <paul@codesourcery.com>
12231 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
12232 * config/arm/arm.md (mulsi3subsi): New insn.
12234 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
12236 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
12237 (tree_transform_and_unroll_loop): New.
12238 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
12241 2007-01-10 Robert Kennedy <jimbob@google.com>
12243 * fold-const.c (fold_comparison): Fold comparisons like (x *
12244 1000 < 0) to (x < 0).
12246 2007-01-10 Ian Lance Taylor <iant@google.com>
12248 * tree-pretty-print.c (dump_generic_node): Print parentheses when
12249 operands have the same priority.
12251 2007-01-10 Tom Tromey <tromey@redhat.com>
12253 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
12254 (fold_binary): Likewise.
12255 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
12256 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
12257 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
12258 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
12259 * langhooks.h (struct lang_hooks): Removed field
12260 'can_use_bit_fields_p'.
12262 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
12264 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
12266 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
12268 * function.c (get_last_funcdef_no): New function.
12269 * function.h (get_last_funcdef_no): Declare.
12270 * tree-inline.c (initialize_cfun): Add initialization.
12271 (tree_function_versioning): Cleanup.
12273 2007-01-10 Jan Hubicka <jh@suse.cz>
12275 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
12278 2007-01-10 Sa Liu <saliu@de.ibm.com>
12279 Ben Elliston <bje@au.ibm.com>
12281 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
12282 for SAVE_NONLOCAL and Pmode for any other save level.
12283 * spu-protos.h (spu_restore_stack_block): Declare.
12284 * spu.md (save_stack_block): Remove.
12285 (restore_stack_block): Call spu_restore_stack_block.
12286 * spu.c (spu_restore_stack_block): New function.
12287 (spu_expand_epilogue): Remove old comment.
12289 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
12291 PR tree-optimization/30322
12292 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
12293 (cand_value_at): Return the value as aff_tree.
12294 (may_eliminate_iv): Convert the bound from aff_tree to tree.
12295 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
12296 aff_combination_mult): New functions.
12297 (aff_combination_add): Use aff_combination_add_cst.
12298 (aff_combination_convert): Allow conversions to a wider type.
12299 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
12300 * tree-affine.h (aff_combination_mult): Declare.
12302 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
12304 * doc/tm.texi: Update documentation to reflect reality of exec
12305 and start file search behaviours. Update copyright year.
12306 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
12307 header file directories.
12309 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
12311 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
12312 (*cosxf2): Rename to cosxf2_i387.
12313 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
12314 using X87MODEF12 mode macro. Rename patterns to
12315 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
12317 (*cosdf2, *cossf2): Ditto.
12318 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
12319 to match extended input operands.
12320 (sincos<mode>3): New expander.
12321 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
12322 insn patterns and corresponding splitters.
12324 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
12326 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
12327 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
12329 2007-01-09 Nicolas Pitre <nico@cam.org>
12332 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
12334 2007-01-08 Geoffrey Keating <geoffk@apple.com>
12336 * target.h (struct gcc_target): New field library_rtti_comdat.
12337 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
12338 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
12339 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
12340 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
12342 2007-01-08 Geoffrey Keating <geoffk@apple.com>
12344 * doc/invoke.texi (Optimize Options): Correct description of -O0.
12346 2007-01-08 Richard Guenther <rguenther@suse.de>
12348 * tree.h (force_fit_type_double): Export.
12349 (force_fit_type): Remove.
12350 * fold-const.c (force_fit_type_double): New function.
12351 (force_fit_type): Remove.
12352 (int_const_binop): Use it.
12353 (fold_convert_const_int_from_int): Likewise.
12354 (fold_convert_const_int_from_real): Likewise.
12355 (fold_div_compare): Likewise.
12356 (fold_sign_changed_comparison): Likewise.
12357 (fold_unary): Likewise.
12358 (fold_negate_const): Likewise.
12359 (fold_abs_const): Likewise.
12360 (fold_not_const): Likewise.
12361 * c-common.c (shorten_compare): Use force_fit_type_double.
12362 * convert.c (convert_to_pointer): Likewise.
12364 2007-01-08 Richard Guenther <rguenther@suse.de>
12366 * tree.h (build_int_cst_wide_type): Export.
12367 * tree.c (build_int_cst_wide_type): New function.
12368 (build_int_cst_wide): Fix comment.
12369 * builtins.c (fold_builtin_object_size): Use build_int_cst
12370 to build -1 or 0 of the correct type. Use fit_double_type
12371 to check for overflow.
12372 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
12374 (decode_field_reference): Likewise.
12375 (all_ones_mask_p): Likewise.
12376 (native_interpret_int): Use build_int_cst_wide_type.
12377 (fold_binary): Use build_int_cst_type to build an all-ones
12379 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
12381 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
12383 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
12385 2007-01-09 Ben Elliston <bje@au.ibm.com>
12387 * genautomata.c (STATS_OPTION): New option.
12388 (stats_flag): New flag.
12389 (gen_automata_option): Handle it.
12390 (initiate_automaton_gen): Ditto.
12391 (write_automata): Output statistics only if stats_flag is
12392 set. Likewise, output time statistics only if time_flag is set.
12393 * doc/md.texi (Processor pipeline description): Document new flag.
12395 2007-01-08 Richard Guenther <rguenther@suse.de>
12397 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
12398 * tree.c (build_int_cst_type): Likewise.
12399 (size_in_bytes): Don't call force_fit_type on the result.
12400 (int_fits_type_p): Use fit_double_type.
12401 * fold-const.c (fit_double_type): New function.
12402 (force_fit_type): Use it.
12403 * tree.h (fit_double_type): Export.
12405 2007-01-08 Jan Hubicka <jh@suse.cz>
12407 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
12408 * ipa.c (function_and_variable_visibility): Fix return type.
12410 2007-01-08 Richard Guenther <rguenther@suse.de>
12412 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
12413 of offset to build the index.
12414 * tree-pretty-print.c (dump_generic_node): Don't build negated
12415 const just for printing.
12416 * c-pretty-print.c (pp_c_integer_constant): Likewise.
12417 * builtins.c (fold_builtin_int_roundingfn): Check if result
12418 fits the type by using force_fit_type and comparing the result.
12419 * predict.c (predict_loops): Use compare_tree_int for comparison.
12420 * tree.c (build_int_cst): Fall back to integer_type_node for
12422 (build_int_cst_wide): Assert type is non-null.
12424 2007-01-08 Roberto Costa <roberto.costa@st.com>
12426 * tree-vrp.c (extract_range_from_cond_expr): New.
12427 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
12428 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
12430 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
12431 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
12432 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
12433 used as expressions.
12434 * tree-object-size.c (cond_expr_object_size): New.
12435 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
12437 2007-01-08 Jan Hubicka <jh@suse.cz>
12439 * tree-ssa-forwprop.c (forward_propagate_into_cond,
12440 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
12443 2007-01-08 Richard Guenther <rguenther@suse.de>
12445 PR tree-optimization/23603
12446 * tree-vrp.c (set_value_range_to_truthvalue): New function.
12447 (extract_range_from_binary): Fall back to truthvalue instead of
12448 varying for TRUTH_*_EXPR.
12449 (extract_range_from_comparison): Fall back to truthvalue instead of
12451 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
12452 if all visited PHI values were constant.
12454 2007-01-08 Jan Hubicka <jh@suse.cz>
12456 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
12457 (cgraph_analyze_function): break out from ...
12458 (cgraph_finalize_compilation_unit): ... here.
12459 (cgraph_expand_function): Remove forgoten commented out line.
12460 (cgraph_optimize): Analyze functions.
12462 2007-01-08 Jan Hubicka <jh@suse.cz>
12464 * tree-pas.h (TODO_remove_function): New flag.
12465 (TODO_update*): Renumber.
12466 (pass_ipa_increase_alignment,
12467 pass_ipa_function_and_variable_visibility): New passes.
12468 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
12469 (cgraph_function_and_variable_visibility): Move to ipa.c
12470 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
12471 cgraph_increase_alignment.
12472 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
12473 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
12474 calling tree-inline.
12475 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
12476 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
12477 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
12478 (gate_increase_alignment): New function.
12479 (pass_ipa_increase_alignment): New pass.
12480 * ipa.c: Inline tree-pass.h and timevar.h
12481 (function_and_variable_visibility): Move here from cgraphunit.c
12482 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
12483 * passes.c (init_optimization_passes): Add the two new passes.
12484 (execute_todo): Handle cgraph_remove_functions.
12486 2007-01-08 Nick Clifton <nickc@redhat.com>
12488 * config/frv/predicates.md (reg_or_0_operand): Accept
12491 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
12493 * config/bfin/rtems.h, config/bfin/t-rtems: New.
12494 * config.gcc: Add bfin*-rtems*.
12496 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12498 * c.opt: Add -flax-vector-conversions.
12499 * c-typeck.c (convert_for_assignment): Pass flag to
12500 vector_types_convertible_p to allow emission of note.
12501 (digest_init): Likewise.
12502 * c-opts.c: Handle -flax-vector-conversions.
12503 * c-common.c (flag_lax_vector_conversions): New.
12504 (vector_types_convertible_p): Unless -flax-vector conversions
12505 has been passed, disallow conversions between vectors with
12506 differing numbers of subparts and/or element types. If such
12507 a conversion is disallowed, possibly emit a note on the first
12508 occasion only to inform the user of -flax-vector-conversions.
12509 The new last argument specifies this.
12510 * c-common.h (flag_lax_vector_conversions): New.
12511 (vector_types_convertible_p): Add extra argument.
12512 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
12513 char_type_node for V*QI type vectors.
12514 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
12515 Update to satisfy new typechecking rules.
12516 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
12517 C and C++ variants.
12518 * doc/invoke.texi (C Dialect Options): Document
12519 -flax-vector-conversions.
12521 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12523 PR tree-optimization/29877
12524 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
12525 a register variable on the RHS to not be replaceable.
12527 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
12528 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
12529 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
12530 const_simm15, const_pow2, const_npow2): Added.
12531 * config/score/misc.md (insv, extv, extzv, movmemsi,
12532 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
12533 * config/score/score.c (score_address_cost, score_select_cc_mode):
12535 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
12536 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
12537 Update score_print_operand.
12538 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
12539 Adjust register allocate order and update some macro define.
12540 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
12541 mdx_block_move_straight, mdx_block_move_loop_head,
12542 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
12543 mdx_block_move): Added.
12544 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
12545 mdp_limm): Updated and fix some bug and typo.
12546 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
12547 (movsf, movdf, doloop_end): Added.
12549 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
12551 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
12552 config/arm/thumb2.md: Fix comment typos.
12553 * doc/extend.texi: Fix a typo.
12555 2007-01-07 Eric Christopher <echristo@apple.com>
12557 * configure.ac: Check for __stack_chk_fail for darwin.
12558 * configure: Regenerate.
12560 2007-01-07 Richard Guenther <rguenther@suse.de>
12562 * tree-vrp.c (extract_range_from_assert): CSE calls to
12563 compare_values where possible.
12564 (extract_range_from_unary_expr): Likewise.
12566 2007-01-07 Anatoly Sokolov <aesok@post.ru>
12568 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
12569 * config/avr/avr.c (call_insn_operand): Delete function.
12570 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
12571 instead of register number. Use predicates.
12572 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
12573 call_insn_operand): Add.
12575 2007-01-06 Jan Hubicka <jh@suse.cz>
12577 * tree-pass.h (pass_build_cgraph_edges): Declare.
12578 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
12579 (visited_nodes): Remove.
12580 (cgraph_create_edges): Move to cgraphbuild.c; rename to
12581 build_cgrpah_edges; make visited_nodes local.
12582 (cgraph_process_new_functions): DO not call initialize_inline_failed.
12583 (record_references_in_initializer): Move to cgraphbuild.c
12584 (initialize_inline_failed, rebuild_cgraph_edges,
12585 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
12586 (verify_cgraph_node): Make visited_nodes local.
12587 (cgraph_analyze_function): Do not call cgraph_create_edges and
12588 initialize_inline_failed.
12589 (cgraph_expand_function): Do not call cgraph_lower_function;
12590 assert that function is already lowered.
12591 * Makefile.in (cgraphbuild.o): New.
12592 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
12593 at the end of lowering passes.
12595 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
12597 * ifcvt.c (cond_move_convert_if_block): New function, code
12598 factored out from...
12599 (cond_move_process_if_block): ...here. Call the new function
12600 on the THEN and ELSE blocks.
12601 (merge_if_block): Do not copy global_live_at_end, merge_blocks
12602 already takes care of this.
12604 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12607 * tree.h (TREE_OVERFLOW_P): New.
12608 * c-typeck.c (parser_build_unary_op): Warn only if result
12609 overflowed and operands did not.
12610 (parser_build_binary_op): Likewise.
12611 (convert_for_assignment): Remove redundant overflow_warning.
12612 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
12614 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12616 * c-typeck.c (store_init_value): Split over two lines to follow
12617 the GNU coding style.
12619 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
12621 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
12622 __GXX_EXPERIMENTAL_CXX0X__.
12623 * doc/cpp.texi: Same.
12625 2007-01-05 Richard Guenther <rguenther@suse.de>
12627 PR middle-end/27826
12628 * tree.c (get_narrower): Do not construct COMPONENT_REFs
12629 with mismatched types. Instead explicitly build a
12630 conversion NOP_EXPR.
12632 2007-01-05 Ian Lance Taylor <iant@google.com>
12634 * c-common.c (decl_with_nonnull_addr_p): New function.
12635 (c_common_truthvalue_conversion): Call it.
12636 * c-typeck.c (build_binary_op): Likewise.
12637 * c-common.h (decl_with_nonnull_addr_p): Declare.
12639 2007-01-05 Jakub Jelinek <jakub@redhat.com>
12642 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
12645 2007-01-05 Joel Brobecker <brobecker@adacore.com>
12647 * doc/install.texi (Final install): Document the fact that
12648 the GNAT runtime should not be stripped.
12650 2007-01-04 Jan Hubicka <jh@suse.cz>
12652 * tree-inline.c (fold_marked_statements): Update operand caches
12653 and EH after folding
12655 2007-01-04 Ian Lance Taylor <iant@google.com>
12657 * c-common.c (check_function_nonnull): Whitespace fix.
12659 2007-01-04 Jan Hubicka <jh@suse.cz>
12661 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
12662 comitted older version of patch.
12663 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
12664 function, celanup cfg and collect garbage.
12666 2007-01-04 Mike Stump <mrs@apple.com>
12668 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
12671 2007-01-04 Eric Christopher <echristo@apple.com>
12673 * libgcc2.c (__bswapsi2): Use SItype.
12674 (__bswapdi2): Use DItype.
12675 * libgcc2.h: Update for above.
12677 2007-01-04 Paul Brook <paul@codesourcery.com>
12679 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
12680 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
12681 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
12682 umulsidi3, umulsidi3adddi, smulsi3_highpart,
12683 umulsi3_highpart): Make conditional on !arm_arch6.
12684 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
12685 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
12686 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
12687 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
12688 umulsi3_highpart_v6): New insns.
12690 2007-01-04 Roger Sayle <roger@eyesopen.com>
12692 * fold-const.c (fold_convert): When casting an expression to void,
12693 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
12694 have a type. Instead of attempting to build a NOP_EXPR, return
12695 these "special" trees directly.
12697 2007-01-04 Joseph Myers <joseph@codesourcery.com>
12699 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
12700 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
12701 rs6000_cost->fp not 0 as adjustment for outer NEG.
12703 2007-01-04 Jan Hubicka <jh@suse.cz>
12705 * cgraph.c (cgraph_release_function_body): New function.
12706 (cgraph_remove_node): Use it.
12707 * cgraph.h (cgraph_release_function_body): Declare.
12708 * cgraphunit.c (cgraph_expand_function): Use it.
12709 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
12710 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
12711 is initialized and while compilation of other function is running.
12712 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
12713 statement CFG annotations from here to ...
12714 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
12716 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
12718 * cfgloop.h (enum li_flags): Make the constants powers of two.
12720 2007-01-04 Jan Hubicka <jh@suse.cz>
12722 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
12724 (fold_marked_statements): New function.
12725 (optimize_inline_calls, tree_function_versioning): Fold new statements.
12726 * tree-inline.h (copy_body_data): Add statements_to_fold.
12728 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
12730 * config.gcc: Mention libgcc/config.host.
12731 * Makefile.in: Update comments mentioning libgcc.
12732 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
12733 (all.cross, start.encap, rest.encap, rest.cross): Update
12734 dependencies for libgcc move.
12735 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
12736 (clean-target, clean-target-libgcc): Delete.
12737 (srcdirify, GCC_EXTRA_PARTS): New macros.
12738 (libgcc-support, libgcc.mvars): New rules.
12739 (distclean): Remove mention of mklibgcc.
12740 (install): Don't reference INSTALL_LIBGCC.
12741 (install-common): Don't reference EXTRA_PARTS.
12742 (install-libgcc, install-multilib): Delete rules.
12743 * mklibgcc.in: Delete file.
12744 * doc/configfiles.texi: Don't mention mklibgcc.
12746 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
12747 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
12748 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
12749 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
12750 (mklibgcc, ldblspecs): Likewise.
12752 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
12753 (posixpre.def): Use $(T).
12754 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
12755 (SHLIB_SRC, SHLIB_INSTALL): Delete.
12756 (SHLIB_LINK): Make dummy.
12757 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
12759 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
12761 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
12762 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
12763 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
12764 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
12766 * configure.ac (all_outputs): Remove mklibgcc.
12767 * configure: Regenerated.
12769 2007-01-03 Josh Conner <jconner@apple.com>
12771 PR middle-end/29683
12772 * calls.c (compute_argument_addresses): Set stack and stack_slot
12773 for partial args, too.
12774 (store_one_arg): Use locate.size.constant for the size when
12775 generating a save_area.
12777 2007-01-03 Robert Kennedy <jimbob@google.com>
12779 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
12780 whose definitions are deleted due to basic block merging.
12782 2007-01-03 Paul Brook <paul@codesourcery.com>
12785 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
12787 (use_return_insn): Return 0 for Thumb interrupt functions.
12788 (print_multi_reg): Add rfe argument for IRQ returns.
12789 (arm_output_epilogue): Pop interrupt return address directly into PC.
12790 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
12792 2007-01-03 Paul Brook <paul@codesourcery.com>
12794 Merge from sourcerygxx-4_1.
12795 * config/arm/thumb2.md: New file.
12796 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
12798 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
12799 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12800 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
12801 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
12803 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12804 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
12806 * config/arm/ieee754-sf.S: Ditto.
12807 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
12808 (thumb1_base_register_rtx_p): ... to this.
12809 (thumb_index_register_rtx_p): Rename...
12810 (thumb1_index_register_rtx_p): ... to this.
12811 (thumb_output_function_prologue): Rename...
12812 (thumb1_output_function_prologue): ... to this.
12813 (thumb_legitimate_address_p): Rename...
12814 (thumb1_legitimate_address_p): ... to this.
12815 (thumb_rtx_costs): Rename...
12816 (thumb1_rtx_costs): ... to this.
12817 (thumb_compute_save_reg_mask): Rename...
12818 (thumb1_compute_save_reg_mask): ... to this.
12819 (thumb_final_prescan_insn): Rename...
12820 (thumb1_final_prescan_insn): ... to this.
12821 (thumb_expand_epilogue): Rename...
12822 (thumb1_expand_epilogue): ... to this.
12823 (arm_unwind_emit_stm): Rename...
12824 (arm_unwind_emit_sequence): ... to this.
12825 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
12826 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
12827 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
12828 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
12829 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
12830 thumb2_output_casesi): New functions.
12831 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
12832 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
12833 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
12834 THUMB2_WORK_REGS): Define.
12835 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
12836 arm_condexec_mask, arm_condexec_masklen)): New variables.
12837 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
12838 (arm_override_options): Check new CPU capabilities.
12839 Set new architecture flag variables.
12840 (arm_isr_value): Handle v7m interrupt functions.
12841 (user_return_insn): Return 0 for v7m interrupt functions. Handle
12843 (const_ok_for_arm): Handle Thumb-2 constants.
12844 (arm_gen_constant): Ditto. Use movw when available.
12845 (arm_function_ok_for_sibcall): Return false for v7m interrupt
12847 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
12848 (thumb_find_work_register, arm_load_pic_register,
12849 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
12850 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
12851 print_multi_reg, output_mov_long_double_fpa_from_arm,
12852 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
12853 output_mov_double_fpa_from_arm, output_move_double,
12854 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
12855 output_return_instruction, arm_output_function_prologue,
12856 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
12857 arm_output_mi_thunk, thumb_set_return_address): Ditto.
12858 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
12859 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
12860 (arithmetic_instr, shift_op): Use arm_shift_nmem.
12861 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
12863 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
12864 (thumb_expand_prologue): Use thumb_set_frame_pointer.
12865 (arm_file_start): Output directive for unified syntax.
12866 (arm_unwind_emit_set): Handle stack alignment instruction.
12867 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
12868 Add v6t2, v7, v7a, v7r and v7m.
12869 (RETLDM): Add Thumb-2 code.
12870 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
12871 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
12872 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
12873 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
12874 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
12875 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
12876 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
12877 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
12878 ADJUST_INSN_LENGTH): Define.
12879 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
12880 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
12881 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
12882 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
12883 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
12884 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
12885 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
12886 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
12887 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
12888 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
12889 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
12890 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
12891 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
12892 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
12893 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
12894 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
12895 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
12897 * config/arm/arm-tune.md: Regenerate.
12898 * config/arm/arm-protos.h: Update prototypes.
12899 * config/arm/vfp.md: Enable patterns for Thumb-2.
12900 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
12901 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
12902 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
12903 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
12904 * config/arm/libunwind.S: Add Thumb-2 code.
12905 * config/arm/constraints.md: Update include Thumb-2.
12906 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
12907 * config/arm/ieee754-df.S: Ditto.
12908 * config/arm/bpabi.S: Ditto.
12909 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
12910 * config/arm/predicates.md (low_register_operand,
12911 low_reg_or_int_operand, thumb_16bit_operator): New.
12912 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
12913 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
12914 * config/arm/t-arm-elf: Add armv7 multilib.
12915 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
12917 (UNSPEC_STACK_ALIGN, ce_count): New.
12918 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
12919 arm_zero_extendsidi2, arm_zero_extendqidi2): New
12921 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
12922 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
12923 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
12924 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
12925 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
12926 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
12928 * doc/extend.texi: Document ARMv7-M interrupt functions.
12929 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
12931 2007-01-03 Jakub Jelinek <jakub@redhat.com>
12933 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
12934 (struct _Unwind_Context): Rename args_size to flags, remove
12935 signal_frame field, add a new args_size field and version field.
12936 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
12937 _Unwind_IsExtendedContext): New inline functions.
12938 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
12939 Assume by_value array is only present if _Unwind_IsExtendedContext.
12940 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
12941 _Unwind_IsSignalFrame.
12942 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
12943 (uw_update_context_1): Use _Unwind_SetSignalFrame.
12944 (uw_init_context_1): Initialize context->flags to
12945 EXTENDED_CONTEXT_BIT.
12946 * config/rs6000/linux-unwind.h (frob_update_context): Use
12947 _Unwind_SetSignalFrame.
12949 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12951 PR middle-end/30353
12952 * gimplify.c (gimplify_modify_expr_complex_part): Move below
12953 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
12956 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
12958 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
12959 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
12960 RET, AT_SP): Remove.
12961 * config/i386/i386.md (*sse_prologue_save_insn): Use return
12964 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12965 * cfgbuild.c (find_basic_blocks): Likewise.
12966 * cfgrtl.c (rtl_create_basic_block): Likewise.
12967 * function.c (temp_slots_at_level): Likewise.
12968 * reg-stack.c (stack_regs_mentioned): Likewise.
12969 * regclass.c (allocate_reg_info): Likewise.
12970 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12971 set_bb_for_stmt, move_block_to_fn): Likewise.
12972 * tree-complex.c (tree_lower_complex): Likewise.
12973 * vec.h (VEC_safe_grow_cleared): New.
12975 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
12977 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
12979 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
12980 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
12982 * cfgloopmanip.c (scale_loop_frequencies): Export.
12983 (loopify): Scale the frequencies by prescribed coefficients.
12984 (set_zero_probability): New function.
12985 (duplicate_loop_to_header_edge): Improve updating of frequencies.
12986 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
12987 and frequencies according to arguments.
12988 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
12990 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
12991 * modulo-sched.c (sms_schedule): Set probabilities for entering
12992 versioned loop correctly.
12993 * tree-vect-transform.c (vect_transform_loop): Ditto.
12994 * cfgloop.h (loopify, loop_version): Declaration changed.
12995 (scale_loop_frequencies): Declared.
12997 2007-01-02 Jan Hubicka <jh@suse.cz>
12999 * cgraph.c: Include tree-flow.h
13000 (cgraph_add_new-function): Handle IPA_SSA mode; execute
13001 early_local_passes.
13002 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
13003 * tree-pass.h (pass_all_early_optimizations): Declare.
13004 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
13005 early_local_passes.
13006 (cgraph_analyze_function): Do early_local_passes.
13007 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
13008 Do not add referenced vars.
13009 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
13011 (gate_all_early_local_passes): New gate.
13012 (pass_early_local_passes): Use new gate.
13013 (execute_early_local_optimizations): New functions.
13014 (gate_all_early_optimizations): New gate.
13015 (pass_all_early_optimizations): New pass.
13016 (execute_free_datastructures): Free SSA only when initialized.
13017 (gate_init_datastructures): Init only when optimizing.
13018 (tree_lowering_passes): Do early local passes when called late.
13019 * tree-profile.c (do_tree_profiling): Don't profile functions added
13021 (do_early_tree_profiling, pass_early_tree_profile): Kill.
13022 * tree-cfg.c (update_modified_stmts): Do not update when operands are
13024 * passes.c (init_optimizations_passes): Reorder so we go into SSA
13025 during early_local_passes.
13026 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
13029 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
13031 * Makefile.in: Update copyright year.
13033 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
13035 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
13036 in $(lang_checks) and check-consistency targets.
13038 2007-01-02 Jan Hubicka <jh@suse.cz>
13040 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
13041 Do not add referenced vars.
13042 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
13044 * passes.c (init_optimization_passes): Put mudflap_2 after
13045 free_datastructures.
13047 2007-01-02 Jan Hubicka <jh@suse.cz>
13049 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
13050 Set NOTHROW flag on call statements proved to be nothrow.
13051 Update statement of local calls so new pure/const functions are
13052 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
13054 (tree_rest_of_compilation): Register hooks and initialize bitmap
13055 early. Do not set after_inlining flag.
13057 2007-01-02 Steve Ellcey <sje@cup.hp.com>
13059 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
13060 HOST_BITS_PER_LONGLONG
13062 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13065 * c-typeck.c (store_init_value): Don't emit pedantic overflow
13066 warning for non-static initializers.
13068 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
13070 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
13071 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
13072 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
13073 Always use set_unique_reg_note to add REG_EQUAL notes.
13075 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13078 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13080 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
13081 * cfgbuild.c (find_basic_blocks): Likewise.
13082 * cfgrtl.c (rtl_create_basic_block): Likewise.
13083 * function.c (temp_slots_at_level): Likewise.
13084 * reg-stack.c (stack_regs_mentioned): Likewise.
13085 * regclass.c (allocate_reg_info): Likewise.
13086 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
13087 set_bb_for_stmt, move_block_to_fn): Likewise.
13088 * tree-complex.c (tree_lower_complex): Likewise.
13089 * vec.h (VEC_safe_grow_cleared): New.
13091 2007-01-02 Ian Lance Taylor <iant@google.com>
13093 * c-common.c (c_common_truthvalue_conversion): When warning about
13094 using an assignment as a truth value, set TREE_NO_WARNING.
13096 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13099 * c.opt (Wold-style-declaration): New.
13100 * doc/invoke.texi (C-only Warning Options): New.
13101 (Wold-style-declaration): Document it.
13102 (Wextra): Enabled by -Wextra.
13103 * c-opts.c (c_common_post_options): Enabled by -Wextra.
13104 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
13105 -Wold-style-declaration.
13107 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13109 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
13110 * cfgbuild.c (find_basic_blocks): Likewise.
13111 * cfgrtl.c (rtl_create_basic_block): Likewise.
13112 * function.c (temp_slots_at_level): Likewise.
13113 * reg-stack.c (stack_regs_mentioned): Likewise.
13114 * regclass.c (allocate_reg_info): Likewise.
13115 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
13116 set_bb_for_stmt, move_block_to_fn): Likewise.
13117 * tree-complex.c (tree_lower_complex): Likewise.
13118 * vec.h (VEC_safe_grow_cleared): New.
13120 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
13122 * c-common.c (c_common_nodes_and_builtins): Since variants of
13123 void_type_node get built before it is given a name, we need to
13124 give those variants the name, too.
13125 (complete_array_type): We need to work with the canonical main
13126 type of the array, from which we will build the qualified version.
13127 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
13128 * print-tree.c (print_node): Display canonical type information
13130 * stor-layout.c (layout_type): When we don't know the
13131 alignment of a type for which we're building an array, we end up
13132 guessing wrong, so make the type require structural equality.
13133 * tree.c (make_node_stat): When we build a new type, it is its
13134 own canonical type.
13135 (build_type_attribute_qual_variant): When building an attribute
13136 variant, its canonical type is the non-attribute variant. However,
13137 if the attributes are target-dependent and they differ, we need to
13138 use structural equality checks for this type.
13139 (build_qualified_type): A qualified type is not equivalent to its
13140 unqualified variant; set the canonical type appropriately.
13141 (build_distinct_type_copy): When building a distinct type from
13142 another type, the new type is its own canonical type.
13143 (build_variant_type_copy): When building a new type variant, we
13144 assume that it is equivalent to the original type.
13145 (build_pointer_type_for_mode): When building a pointer type, also
13146 build a canonical type pointer.
13147 (build_reference_type_for_mode): When building a reference type,
13148 also build a canonical type reference.
13149 (build_index_type): When we can't hash an index type (e.g.,
13150 because its maximum value is negative), the index type requires
13151 structural equality tests.
13152 (build_array_type): Build the canonical form of an array type.
13153 (build_function_type): Function types require structural equality,
13154 because they contain default arguments, attributes, etc.
13155 (build_method_type_directly): Ditto for method types.
13156 (build_offset_type): Build the canonical offset type.
13157 (build_complex_type): Build the canonical vector type.
13158 (make_vector_type): Build the canonical vector type.
13159 * tree.h (TYPE_CANONICAL): New.
13160 (TYPE_STRUCTURAL_EQUALITY_P): New.
13161 (SET_TYPE_STRUCTURAL_EQUALITY): New.
13162 (struct tree_type): Added "canonical" field.
13163 * params.h (VERIFY_CANONICAL_TYPES): New.
13164 * doc/c-tree.texi (TYPE_CANONICAL): Document.
13165 (TYPE_STRUCTURAL_EQUALITY_P): Document.
13166 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
13167 * doc/invoke.texi (verify-canonical-types): Document --param
13168 parameter for verifying canonical types.
13170 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13172 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
13173 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
13174 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
13175 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
13177 * config/rs6000/e500.h: New.
13178 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
13179 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
13181 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
13182 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
13183 TARGET_E500_DOUBLE): Remove.
13184 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
13185 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
13186 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
13187 * config/rs6000/rs6000.c (rs6000_override_options): Use
13188 CHECK_E500_OPTIONS.
13190 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13192 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
13193 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
13194 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
13195 rs6000_emit_cmove): Don't check TARGET_E500.
13196 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
13197 sordered): Don't check TARGET_E500.
13199 2007-01-01 Eric Christopher <echristo@apple.com>
13201 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
13202 HARD_REGISTER_NUM_P.
13204 2007-01-01 Roger Sayle <roger@eyesopen.com>
13206 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
13207 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
13208 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
13211 2007-01-01 Mike Stump <mrs@apple.com>
13213 * configure.ac: Remove support for building with Apple's gcc-3.1.
13215 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13217 PR middle-end/30311
13218 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
13219 REG is a hard register. Do not modify REG before calling
13221 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
13222 multiple of the size of YMODE for certain lowpart cases.
13224 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13226 PR middle-end/30253
13227 * gimplify (voidify_wrapper_expr): Update for
13228 GIMPLE_MODIFY_STMT.
13230 2007-01-01 Andreas Schwab <schwab@suse.de>
13233 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
13234 save of BR0 in extra_spill_size instead of spill_size.
13235 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
13237 (ia64_expand_epilogue): Restore BR0 from its new location.
13239 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13241 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
13242 Use a temporary variable if the left hand side is not a gimple
13245 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13247 * gimplify.c (gimplify_return_expr): Make the temporary variable
13248 for the return expression, a gimple register variable.
13250 2007-01-01 Jan Hubicka <jh@suse.cz>
13252 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
13255 2007-01-01 Mike Stump <mrs@apple.com>
13257 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
13259 * config/darwin.c (machopic_select_rtx_section): Use
13260 HAVE_GAS_LITERAL16.
13261 (darwin_mergeable_constant_section): Likewise.
13262 * configure: Regenerate.
13263 * config.in: Regenerate.
13265 2007-01-01 Jan Hubicka <jh@suse.cz>
13266 Andrew Pinski <pinskia@gmail.com>
13268 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
13269 before starting IPA passes.