1 2007-05-16 Richard Sandiford <richard@codesourcery.com>
3 * configure.ac: Allow sysroots to be relocated under $prefix as
5 * configure: Regenerate.
7 2007-05-16 Richard Sandiford <richard@codesourcery.com>
11 2007-05-12 Richard Sandiford <richard@codesourcery.com>
13 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
14 (gcc_tooldir): Likewise.
15 * configure: Regenerate.
16 * Makefile.in (libsubdir_to_prefix): New variable, based on the
17 old configure.ac gcc_tooldir setting.
18 (prefix_to_exec_prefix): New variable.
19 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
20 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
22 2007-05-14 Janis Johnson <janis187@us.ibm.com>
24 * c-typeck.c (build_binary_op): Return early for error.
26 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
28 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
30 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
31 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
32 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
33 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
34 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
35 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
36 (del_scev_info): Use ggc_free.
37 (scev_initialize): Allocate scalar_evolution_info in gc memory.
38 * loop-init.c: Include ggc.h.
39 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
40 (loop_optimizer_finalize): Use ggc_free.
41 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
42 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
43 pass_iv_optimize): Add TODO_ggc_collect.
44 * function.h (struct function): Remove skip marker from x_current_loops.
45 * cfgloop.c: Include ggc.h.
46 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
48 (establish_preds): Vector superloops is gc allocated.
49 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
51 (flow_loops_find): Vector larray is gc allocated.
52 (loop_exit_free): Use ggc_free.
53 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
54 that head of exits list is now not a part of struct loop.
55 (record_loop_exits): Allocate exits table in gc memory.
56 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
57 head of exits list is now not a part of struct loop.
58 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
59 struct loop_exit): Add GTY marker.
60 (struct loop): Add GTY marker. Make superloops vector gc allocated.
61 Add skip marker to aux field. Make head of exits list a separate
63 (struct loops): Add GTY marker. Make larray vector gc allocated.
64 Add param marker to exits table.
65 (get_loops): Type changed.
66 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
68 (cfgloop.o, loop-init.o): Add ggc.h dependency.
69 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
70 * basic-block.h (struct basic_block_def): Remove skip marker from
73 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
75 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
76 of 0 in the call to expand_expr().
77 (expand_builtin_mathfn_3): Ditto.
78 (expand_builtin_interclass_mathfn): Ditto.
79 (expand_builtin_cexpi): Ditto.
80 (expand_builtin_int_roundingfn): Ditto.
81 (expand_builtin_int_roundingfn_2): Ditto.
82 (expand_builtin_pow): Ditto.
83 (expand_builtin_powi): Ditto.
84 (expand_builtin_bswap): Ditto.
85 (expand_builtin_unop): Ditto.
86 (expand_builtin_fabs): Ditto.
87 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
88 the call to expand_expr().
89 (expand_builtin_sync_operation): Ditto.
90 (expand_builtin_compare_and_swap): Ditto.
91 (expand_builtin_lock_test_and_set): Ditto.
92 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
93 instead of 0 in the call to expand_expr().
94 (expand_builtin_extract_return_addr): Ditto.
95 (expand_builtin_eh_return): Ditto.
96 (expand_eh_return): Ditto.
97 * explow.c (expr_size): Ditto.
98 * expr.c (optimize_bitfield_assignment_op): Ditto.
99 (expand_assignement): Ditto.
101 (store_field): Ditto.
102 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
103 the call to expand_expr().
104 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
105 in the call to expand_expr().
106 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
107 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
108 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
110 * optabs.c (expand_vec_shift_expr): Ditto.
111 (expand_vec_cond_expr): Ditto.
112 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
113 call to expand_expr().
114 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
115 in the call to expand_expr().
117 2007-05-14 Dave Korn <dave.korn@artimi.com>
119 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
121 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
123 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
124 instead of c_common_unsigned_type.
125 (c_common_unsigned_type): Remove.
126 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
127 c_common_unsigned_type.
128 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
129 c_common_unsigned_type.
130 * c-common.h (c_common_unsigned_type): Remove.
131 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
132 c_common_unsigned_type.
133 * c-format.c (check_format_types): Use unsigned_type_for instead of
134 c_common_unsigned_type.
135 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
136 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
137 c_common_unsigned_type.
138 * convert.c (convert_to_integer): Use unsigned_type_for instead of
139 lang_hooks.types.unsigned_type.
140 * expmed.c (make_tree): Use unsigned_type_for instead of
141 lang_hooks.types.unsigned_type.
142 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
143 lang_hooks.types.unsigned_type.
144 (build_range_check): Likewise.
145 (fold_unary): Likewise.
146 (fold_binary): Likewise.
147 (fold_ternary): Likewise.
148 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
149 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
150 * tree.c (get_unsigned_type): New.
151 (unsigned_type_for): Use get_unsigned_type instead of
152 lang_hooks.types.unsigned_type.
154 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
156 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
157 to m68k_get_function_kind. Update its prototype.
158 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
160 (m68k_interrupt_function_p): Return enum m68k_function_type
161 instead of bool. Rename to m68k_get_function_kind.
162 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
164 (m68k_compute_frame_layout): Don't mark any register for save
165 if an interrupt_thread attribute is specified.
166 (m68k_hard_regno_rename_ok): Update a use of
167 m68k_interrupt_function_p.
168 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
169 m68k_interrupt_function_p.
170 (m68k_function_type): New.
171 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
172 for a function with an interrupt_thread attribute.
173 * doc/extend.texi: Document the interrupt_thread attribute.
175 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
177 Fix PR tree-optimization/31911
178 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
179 if they didn't change the expression.
181 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
183 * tree-scalar-evolution.c (resolve_mixers): Exported.
184 * tree-scalar-evolution.h (resolve_mixers): Declare.
185 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
186 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
187 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
188 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
189 init_array_ref, init_pointer_ref, analyze_indirect_ref,
190 strip_conversion, analyze_offset_expr, address_analysis,
191 object_analysis, analyze_offset): Removed.
192 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
193 split_constant_offset, canonicalize_base_object_address,
194 object_address_invariant_in_loop_p, disjoint_objects_p,
195 dr_may_alias_p, dr_address_invariant_p): New functions.
196 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
197 and dr_analyze_alias.
198 (initialize_data_dependence_relation): Use dr_may_alias_p
199 and object_address_invariant_in_loop_p.
200 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
202 (find_data_references_in_stmt): Restrict the analysis of data references
203 to the given loop nest.
204 (find_data_references_in_loop): Made static. Pass loop nest to
205 find_data_references_in_stmt.
206 (compute_data_dependences_for_loop): Use DR_VOPS.
207 (free_data_ref): Free DR_VOPS.
208 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
209 (struct innermost_loop_behavior): ... new.
210 (struct base_object_info): Replaced by ...
211 (struct indices): ... new.
212 (struct dr_alias): New.
213 (enum data_ref_type): Removed.
214 (struct data_reference): Consist of struct innermost_loop_behavior,
215 struct indices and struct dr_alias.
216 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
217 (DR_MEMTAG): Renamed to ...
218 (DR_SYMBOL_TAG): ... this.
219 (find_data_references_in_loop): Declaration removed.
220 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
221 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
222 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
223 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
225 2007-05-13 Revital Eres <eres@il.ibm.com>
227 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
228 which walks virtual def-use chains to find redundant stores.
229 (dse_optimize_stmt): Call it.
231 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
233 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
234 * passes.c (init_optimization_passes): Move pass_jump_bypass
237 * basic-block.h (bb_has_eh_pred): Fix style issue.
239 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
241 PR rtl-optimization/31848
242 * loop-invariant.c (move_invariant_reg): If we move an insn
243 with a REG_EQUAL note, and that insn is not always executed,
244 remove the REG_EQUAL note.
246 2007-05-12 Richard Guenther <rguenther@suse.de>
248 PR tree-optimization/31797
249 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
250 propagate into a stmt that has volatile ops.
252 2007-05-12 Richard Sandiford <richard@codesourcery.com>
254 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
255 (gcc_tooldir): Likewise.
256 * configure: Regenerate.
257 * Makefile.in (libsubdir_to_prefix): New variable, based on the
258 old configure.ac gcc_tooldir setting.
259 (prefix_to_exec_prefix): New variable.
260 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
261 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
263 2007-05-11 Silvius Rus <rus@google.com>
265 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
266 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
267 * c-common.h (strict_aliasing_warning): Change return type.
268 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
269 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
270 (build_c_cast): Condition call to strict_aliasing_warning.
271 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
272 * flags.h (set_Wstrict_aliasing): Declare.
273 * opts.c (set_Wstrict_alising): Define, add call to.
274 * tree-flow.h (strict_aliasing_warning_backend): Declare.
275 * tree-ssa-alias-warnings.c: New file.
276 * tree-ssa-alias.c (compute_may_aliases): Add call to
277 strict_aliasing_warning_backend.
279 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
281 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
282 Use loop_depth and loop_outer accessor functions.
283 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
284 determine_invariantness_stmt, move_computations_stmt): Ditto.
285 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
286 add_loop, loopify, unloop, fix_loop_structure): Ditto.
287 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
288 * tree-scalar-evolution.c (interpret_loop_phi,
289 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
290 instantiate_parameters_1, scev_const_prop): Ditto.
291 * cfghooks.c (make_forwarder_block): Ditto.
292 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
293 * modulo-sched.c (loop_canon_p): Ditto.
294 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
295 slpeel_can_duplicate_loop_p): Ditto.
296 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
297 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
298 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
299 cancel_loop, verify_loop_structure): Ditto.
300 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
301 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
302 superloops vector instead of "pred" array.
303 (establish_preds): Take father loop as an argument. Initialize the
305 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
306 initialize loop->outer.
307 (flow_loop_tree_node_remove): Truncate the superloops vector.
308 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
309 "pred" merged to "superloops" vector.
310 (loop_depth, loop_outer): New.
311 (fel_init): Use loop_outer.
313 2007-05-11 Jan Hubicka <jh@suse.cz>
315 * cgraphunit.c: Include gt-cgraphunit.h
316 (static_ctors, static_dtors): New static vars.
317 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
318 based on implementation in c-common.c
319 (cgraph_finalize_function): Call record_cdtor_fn.
320 (cgraph_optimize): Call cgraph_build_cdtor_fns.
321 * decl.c (finish_function): Do not call c_record_cdtor_fn.
322 (c_write_global_declarations): Do not call c_build_cdtor_fns.
323 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
324 build_cdtor, c_build_cdtor_fns): Remove.
325 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
326 c_build_cdtor_fns): Remove prototype.
328 2007-05-11 Paolo Carlini <pcarlini@suse.de>
331 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
332 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
333 * builtins.c (fold_builtin_memchr): New.
334 (expand_builtin_memchr): Call the latter.
335 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
336 * doc/extend.texi ([Other built-in functions provided by GCC]):
339 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
341 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
342 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
343 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
344 PFPO_OP1_TYPE_SHIFT): Constants added.
345 (DFP_ALL): Mode macro defined.
346 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
347 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
348 Insn definitions added.
349 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
350 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
353 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
355 PR tree-optimization/31885
356 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
358 (automatically_generated_chrec_p): Return false for NULL.
360 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
362 * config/bfin/bfin.h (MOVE_RATIO): Define.
364 2007-05-10 Richard Sandiford <richard@codesourcery.com>
366 * config.gcc (sparc-wrs-vxworks): New target.
367 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
368 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
369 * config/sparc/sparc.h: Include vxworks-dummy.h.
370 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
371 include LABEL_REFs too.
372 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
373 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
375 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
377 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
378 (sparc_emit_call_insn): New function.
379 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
380 functions when generating VxWorks PIC.
381 * config/sparc/sparc.md (vxworks_load_got): New pattern.
382 (call, call_value): Use sparc_emit_call_insn instead of
385 2007-05-09 Bob Wilson <bob.wilson@acm.org>
387 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
389 2007-05-09 Bob Wilson <bob.wilson@acm.org>
391 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
392 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
393 instead of operand_subword.
395 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
397 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
398 * config/bfin/bfin.c (bfin_local_alignment): New function.
399 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
401 2007-05-08 Chao-ying Fu <fu@mips.com>
403 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
404 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
405 (smsub_widen_optab, umsub_widen_optab): Define.
406 * optabs.c (init_optabs): Initialize smsub_widen_optab and
408 * genopinit.c (optabs): Fill in smsub_widen_optab and
410 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
411 and umsub_widen_optab to implement multiply-subtract sequences.
412 * config/mips/mips.md (*msac<u>_di): Rename to...
413 (<u>msubsidi4): ...this. Extend condition to include
414 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
415 of operand 0 to "ka" and use the three-operand form of msub<u>
417 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
420 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
422 PR rtl-optimization/28011
423 * reload.c (push_reload): Set dont_share if IN appears in OUT
424 also when IN is a PLUS rtx.
425 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
428 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
430 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
431 call unshare_all_decls.
432 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
433 (unshare_all_decls): Remove.
435 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
438 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
441 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
442 Nigel Stephens <nigel@mips.com>
444 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
445 Update comments and all uses.
446 (MIN_FPRS_PER_FMT): Define.
447 * config/mips/mips.c (function_arg): Fix to correctly handle
448 the -mips32r2 -mfp64 -mabi=32 case.
449 (override_options): Enable use of odd-numbered registers for
450 SFmode values on MIPS32.
451 (mips_save_reg_p): Save whole floating-point register pair if
453 (compute_frame_size): Fix comment.
455 2007-05-08 Jie Zhang <jie.zhang@analog.com>
457 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
458 argument of type bool.
459 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
460 argument. Safely select temporary P register according to it.
461 (do_link): Change call site of add_to_reg accordingly.
462 (do_unlink): Add epilogue_p as a fourth argument and pass it
464 (expand_interrupt_handler_epilogue): Change call of do_unlink
466 (bfin_expand_prologue): Add a third argument sibcall_p.
467 * config/bfin/bfin.md (epilogue): Change call of
468 bfin_expand_epilogue accordingly.
469 (sibcall_epilogue): Likewise.
470 (eh_return_internal): Likewise.
472 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
473 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
474 * config/bfin/bfin.c (bfin_handle_option): Handle
475 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
476 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
477 Support bf534, bf536 and bf561.
478 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
480 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
483 * config/i386/i386.c (ix86_function_regparm): Process local
484 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
486 2007-05-07 Mike Stump <mrs@apple.com>
488 * doc/invoke.texi (Warning Options): Document that -Wempty-body
489 also checks for and while statements in C++.
491 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
493 * gcc.c (at_file_supplied): New variable.
494 (main): Set it if we expanded argv.
495 (do_spec_1): Pass an @-file to the linker if we were called with
496 an @-file argument and HAVE_GNU_LD.
497 * collect2.c (at_file_supplied): New variable.
498 (response_file): New variable.
499 (collect_exit): Unlink response_file if necessary.
502 (main): Set at_file_supplied if we expanded argv.
503 (collect_execute): Pass an @-file to subprocesses if we were called
504 with an @-file argument.
505 * configure.ac: Add define for HAVE_GNU_LD.
506 * configure: Regenerate.
507 * config.in: Regenerate.
509 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
511 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
517 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
519 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
520 (TARGET_ENCODE_SECTION_INFO): Re-define.
521 (m32c_encode_section_info): New
522 (function_vector_handler): New
523 (current_function_special_page_vector): New
524 (m32c_special_page_vector_p): New.
525 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
527 * config/m32c/jump.md: Added instruction JSRS for functions
528 with attribute "function_vector".
529 * doc/extend.texi (function_vector): Added description
530 for M16C, M32C targets.
532 2007-05-07 DJ Delorie <dj@redhat.com>
535 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
536 ashrpsi3, lshrpsi3): Update shift count constraint.
538 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
539 Nathan Froyd <froydnj@codesourcery.com>
542 * c-incpath.c (add_path): Strip trailing path separators.
544 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
546 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
547 Free dominance info before purging EH edges.
548 (eliminate_degenerate_phis): Likewise.
549 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
551 2007-05-07 Jan Hubicka <jh@suse.cz>
553 * gimplify.c (gimplify_expr): Do not crash when folding
556 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
559 * c-opts.c (lang_fortran): Make it non static.
560 * c-common.h (lang_fortran): New prototype.
561 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
562 -lang-fortran option was passed by the driver.
564 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
566 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
567 of ASSERT_CHECKING. Tweak message.
569 2007-05-06 Revital Eres <eres@il.ibm.com>
572 * loop-unroll.c (insert_var_expansion_initialization):
573 Initialize the expansions with -zero instead of +zero.
575 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
577 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
578 into pic and non-pic versions. Mark r19 as used for
579 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
580 for tgd_load, tld_load and tie_load .
581 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
582 version of tgd_load, tld_load and tie_load depending on the
585 2007-05-04 Ulrich Drepper <drepper@redhat.com>
586 Jakub Jelinek <jakub@redhat.com>
588 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
589 (__do_global_dtors_aux): Use more paranoid loop to run
590 destructors if HIDDEN_DTOR_LIST_END.
591 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
593 2007-05-04 Jakub Jelinek <jakub@redhat.com>
595 * varasm.c (align_variable): Don't increase alignment for
596 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
597 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
599 2007-05-04 Josh Conner <jconner@apple.com>
601 * basic-block.h (cdi_direction): Assign values to all enumeration
603 (dom_computed): Remove.
604 (dom_info_state): New.
605 (set_dom_info_availability): New.
606 * tree-ssa-loop-im.c (determine_invariantness): Initialize
607 walk_data.dom_direction.
608 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
609 instead of dom_computed[].
610 (split_edge): Likewise.
611 (create_basic_block): Likewise.
612 (merge_blocks): Likewise.
613 * ifcvt.c (find_if_header): Likewise.
614 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
615 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
616 * tree-ssa.c (verify_ssa): Likewise.
617 * tree-cfg.c (tree_verify_flow_info): Likewise.
618 (remove_edge_and_dominated_blocks): Likewise.
619 * dominance.c (dom_computed): Make static.
620 (calc_dfs_tree_nonrec): Change third param to a bool.
621 (calc_dfs_tree): Change second param to a bool.
622 (calc_idioms): Change second param to a bool. Use
623 dom_convert_dir_to_idx.
624 (init_dom_info): Validate dir before using.
625 (dom_convert_dir_to_idx): New.
626 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
627 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
628 (free_dominance_info): Use dom_convert_dir_to_idx.
629 (get_immediate_dominator): Likewise.
630 (set_immediate_dominator): Likewise.
631 (get_dominated_by): Likewise.
632 (redirect_immediate_dominators): Likewise.
633 (nearest_common_denominator): Likewise.
634 (dominated_by_p): Likewise.
635 (bb_dom_dfs_in): Likewise.
636 (bb_dom_dfs_out): Likewise.
637 (recount_dominator): Likewise.
638 (iterate_fix_dominators): Likewise.
639 (add_to_dominance_info): Likewise.
640 (delete_from_dominance_info): Likewise.
641 (first_dom_son): Likewise.
642 (next_dom_son): Likewise.
643 (dom_info_available_p): Likewise.
644 (dom_info_state): New.
645 (set_dom_info_availability): New.
647 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
649 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
651 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
653 2007-05-04 Bob Wilson <bob.wilson@acm.org>
655 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
656 (subdi3, subdi_carry): Delete.
658 2007-05-04 Jan Hubicka <jh@suse.cz>
659 Richard Guenther <rguenther@suse.de>
661 * opts.c (decode_options): Do not fiddle with inlining
662 parameters in case of optimizing for size.
663 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
665 (cgraph_decide_inlining_of_small_function): When optimizing for
666 size never inline functions increasing caller size.
667 (cgraph_early_inlining): Inline for size when optimizing for size.
669 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
671 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
672 logical operations piecewise.
673 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
674 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
675 subdi_sesidi_di): Delete.
676 (add_with_carry): Produce carry in CC instead of a DREG to shorten
677 the generated sequence. Allow three-reg add in constraints. Rewrite
678 the rtl expression for carry to avoid zero_extend of a constant.
679 (sub_with_carry): New pattern.
680 (adddi3, subdi3): Change into define_expand. For subtract, generate a
681 different sequence not involving jumps.
682 (notbi): Now a named pattern.
684 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
686 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
687 Add the note about a significant loss of accuracy of some
688 mathematical routines when these options are used.
690 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
692 * haifa-sched.c (rtx_vec_t): New typedef.
693 (contributes_to_priority_p): Extract piece of priority () into new
695 (priority): Use the function. Add assertion.
696 (rank_for_schedule, set_priorities): Add assertion to check that
697 insn's priority is initialized.
698 (clear_priorities, calc_priorities): Change signature. Make it update
699 all relevant insns. Update all callers ('add_to_speculative_block ()'
700 and 'create_block_check_twin ()').
701 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
702 Add new field 'priority_status'.
703 (INSN_PRIORITY_STATUS): New macro.
704 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
706 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
708 * sched-ebb.c (debug_ebb_dependencies): New static function.
709 (init_ready_list): Use it.
711 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
712 with changed signature and 'debug_rgn_dependencies ()'.
713 (debug_rgn_dependencies): New static function.
714 (init_ready_list): Use it.
716 * sched-int.h (debug_dependencies): Declare.
718 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
720 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
722 2007-05-04 Dirk Mueller <dmueller@suse.de>
724 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
726 2007-05-03 Jan Hubicka <jh@suse.cz>
728 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
729 for pointer type in more cases than before.
731 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
733 * tree-object-size.c (plus_expr_object_size): When operand size is
734 unknown, return unknown.
736 2007-05-03 Dirk Mueller <dmueller@suse.de>
738 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
740 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
743 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
745 2007-05-03 Janis Johnson <janis187@us.ibm.com>
747 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
749 2007-05-03 Joseph Myers <joseph@codesourcery.com>
751 * config/soft-fp/double.h, config/soft-fp/extended.h,
752 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
753 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
754 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
755 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
758 2007-05-03 Ian Lance Taylor <iant@google.com>
760 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
761 MASK_PPC_GFXOPT for 8540 or 8548.
763 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
765 * tree-vect-transform.c (vect_update_inits_of_drs): Use
766 vect_print_dump_info() to output debug information.
768 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
771 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
772 operands of size 2 when operand is not MEM_P.
774 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
776 PR tree-optimization/30565
777 * lambda-code.c (perfect_nestify): Fix updating of dominators.
779 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
781 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
782 (umulsi3_highpart): Use them.
783 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
784 for final accumulator to D regisster tranfser.
786 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
788 PR tree-optimization/31699
789 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
791 (vect_enhance_data_refs_alignment): Compute peel amount using
792 TYPE_VECTOR_SUBPARTS instead of vf.
793 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
795 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
798 * system.h: Remove inclusion of double-int.h
799 * tree.h: Include double-int.h
800 * gengtype.c: Likewise
801 * cfgloop.h: Likewise
802 * Makefile.in: Adjust dependencies on double-int.h
804 2007-05-02 Eric Christopher <echristo@apple.com>
806 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
807 -shared to -Zdynamiclib.
809 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
812 * c-common.c (strip_pointer_or_array_types): New function.
813 * c-common.h (strip_pointer_or_array_types): New function declaration.
815 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
817 PR tree-optimization/31771
818 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
820 2007-05-02 Paul Brook <paul@codesourcery.com>
822 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
824 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
827 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
830 2007-05-02 Nick Clifton <nickc@redhat.com>
832 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
834 2007-05-02 Richard Guenther <rguenther@suse.de>
836 PR tree-optimization/31146
837 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
838 argument, single_use_p. If we have a single use that is
839 a conversion to the definition rhs type, propagate that rhs.
840 (forward_propagate_addr_expr): Pass single_use_p argument
841 to forward_propagate_addr_expr_1.
843 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
845 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
848 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
850 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
851 'AMD Family 10 core'.
853 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
855 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
856 and athlon64-sse3 as improved versions of k8, opteron and athlon64
857 with SSE3 instruction set support.
858 * doc/invoke.texi: Likewise.
860 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
862 * config/i386/i386.c (override_options): Tuning 32-byte loop
863 alignment for amdfam10 architecture. Increasing the max loop
864 alignment to 24 bytes.
866 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
868 * config/m68k/constraints.md: New.
869 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
870 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
871 EXTRA_CONSTRAINT): Remove.
872 * config/m68k/m68k.md: Include constraints.md.
873 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
875 2007-05-01 Ian Lance Taylor <iant@google.com>
877 PR tree-optimization/31739
878 * tree-vrp.c (vrp_val_is_max): New static function.
879 (vrp_val_is_min): New static function.
880 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
882 (set_value_range): Use vrp_val_is_{max,min}.
883 (extract_range_from_assert): Likewise.
884 (extract_range_from_binary_expr): Likewise.
885 (extract_range_from_unary_expr): Likewise.
886 (dump_value_range, vrp_meet): Likewise.
887 (vrp_visit_phi_node): Likewise.
888 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
890 2007-05-01 Mark Mitchell <mark@codesourcery.com>
892 * config/i386/gmon-sol2.c (size_t): New type.
893 (intptr_t): Likewise.
894 (s_textsize): Declare as size_t.
896 (monstartup): Use size_t for sizes.
897 (_mcount): Save and restore registers.
898 (internal_mcount): Pass 0 as the first argument to monstartup
900 (moncontrol): Convert pointer to appropriately sized integer
901 before passing to profil.
903 2007-05-01 Joseph Myers <joseph@codesourcery.com>
905 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
906 __NO_FPRS__, not just if _SOFT_DOUBLE.
907 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
908 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
909 also for E500 double.
910 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
911 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
914 2007-05-01 Richard Guenther <rguenther@suse.de>
916 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
919 2007-05-01 Joseph Myers <joseph@codesourcery.com>
921 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
923 2007-05-01 Jan Hubicka <jh@suse.cz>
925 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
928 2007-05-01 Jan Hubicka <jh@suse.cz>
930 * tree.h (maybe_fold_offset_to_component_ref): Remove.
931 (maybe_fold_offset_to_reference): Declare.
932 * fold-const.c (fold_unary): Do not fold
933 (type *)&A into &A->field_of_type_and_offset_0
934 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
935 size is unknown, give up.
936 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
938 (maybe_fold_offset_to_reference): New.
939 (maybe_fold_stmt_indirect): Use it.
940 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
941 * gimplify.c (gimplify_conversion): Canonicalize conversions to
943 (gimplify_expr): Likewise for plus_expr.
945 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
947 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
948 bsi_after_labels. Always insert statements before bsi.
949 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
950 * predict.c (apply_return_prediction): Check for empty blocks.
951 * cfgexpand.c (lab_rtx_for_bb): New variable.
952 (label_rtx_for_bb): Do not create new tree labels.
953 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
954 (tree_expand_cfg): Initialize lab_rtx_for_bb.
955 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
957 (label_for_bb): Add field used.
958 (update_eh_label, main_block_label): Mark the label used.
959 (cleanup_dead_labels): Remove unused labels.
961 2007-05-01 Richard Guenther <rguenther@suse.de>
963 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
964 if it is not about to be set.
965 (get_value_range): Do not pre-allocate equiv bitmap.
966 (update_value_range): No need to clear equiv field.
967 (add_equivalence): Change prototype to get bitmap pointer.
968 Allocate bitmap here if it is not already.
969 (extract_range_from_assert): Do not allocate bitmap here.
970 Update callers to add_equivalence.
971 (extract_range_from_ssa_name): Likewise.
972 (get_vr_for_comparison): New static helper.
973 (compare_name_with_value): Handle NULL equiv bitmap by
974 peeling the first iteration of the comparison loop.
975 Use get_vr_for_comparison.
976 (compare_names): Handle NULL equiv bitmaps by using fake
977 ones. Use get_vr_for_comparison.
979 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
981 * double-int.c (mpz_set_double_int): Moved from
982 tree-ssa-loop-niter.c.
983 (mpz_get_double_int): Likewise; also, add option to wrap
984 out-of-range integers.
985 * double-int.h: New prototypes for above.
986 * tree.c (get_static_type_bounds): Moved from
987 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
988 TYPE_MAX_VALUE if they exist..
989 * tree.h: New prototype for above.
990 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
991 get_type_bounds calls.
992 (mpz_set_double_int): Move to double-int.c.
993 (get_type_bounds): Move to tree.c, rename to
994 get_static_type_bounds.
995 (mpz_to_double_int): Move to double-int.c, rename to
998 2007-04-30 Bob Wilson <bob.wilson@acm.org>
1000 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
1001 DIV0 exception can fall through to a normal return.
1003 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
1007 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
1008 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
1009 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1010 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
1011 initialize align to silence bogus warning.
1012 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1013 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
1015 (struct sra_walk_fns): Remove use_all parameter from use.
1016 (sra_hash_tree): Handle BIT_FIELD_REFs.
1017 (sra_elt_hash): Don't hash bitfld blocks.
1018 (sra_elt_eq): Skip them in parent compares as well. Handle
1020 (sra_walk_expr): Don't maintain or pass down use_all_p.
1021 (scan_use): Remove use_all parameter.
1022 (scalarize_use): Likewise. Re-expand assignment to
1023 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
1024 output, and re-scalarize after output. Don't mark anything
1026 (scalarize_ldst): Adjust.
1027 (scalarize_walk_gimple_modify_statement): Likewise.
1028 (build_element_name_1): Handle BIT_FIELD_REFs.
1029 (instantiate_element): Don't warn for any element whose parent
1031 (instantiate_missing_elements_1): Return the sra_elt.
1032 (canon_type_for_field): New.
1033 (try_instantiate_multiple_fields): New.
1034 (instantiate_missing_elemnts): Use them.
1035 (mark_no_warning): Removed.
1036 (generate_one_element_ref): Handle BIT_FIELD_REFs.
1037 (REPLDUP, sra_build_elt_assignment): New.
1038 (generate_copy_inout): Use them.
1039 (generate_element_copy): Likewise. Handle bitfld differences.
1040 (generate_element_zero): Don't recurse for blocks. Use
1041 sra_build_elt_assignment.
1042 (generate_one_element_int): Take elt instead of var. Use
1043 sra_build_elt_assignment.
1044 (generate_element_init_1): Adjust.
1045 (scalarize_use, scalarize_copy): Use REPLDUP.
1046 (scalarize_ldst): Move assert before dereference.
1047 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
1049 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1052 * tree.c (reconstruct_complex_type): Reconstruct a reference
1054 Also use the same mode for the pointer as the old pointer type.
1056 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1058 * doc/trouble.texi (Interoperation): Remove note about Ultrix
1061 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
1063 PR rtl-optimization/31676
1064 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
1065 (df_refs_record): Call it.
1067 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1069 * rtl.def (SS_ABS): New code.
1070 * config/bfin/bfin.c (print_operand): New modifier 'v'.
1071 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
1072 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
1073 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
1074 (bfin_init_builtins): Define them.
1075 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
1076 (bfin_expand_builtin): ... and handle the others here.
1077 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
1078 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
1079 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
1080 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
1081 operand is only HImode.
1083 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
1085 * regclass.c (scan_one_insn): Remove splitting of
1088 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
1089 Nigel Stephens <nigel@mips.com>
1091 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
1093 2007-04-28 Jan Hubicka <jh@suse.cz>
1095 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
1096 insn_locators_alloc instead of insn_locators_initialize;
1097 call reset_block_changes.
1098 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1099 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
1100 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
1101 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1102 * config/score/score.c (th_output_mi_thunk): Likewise.
1103 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
1104 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
1105 tolerate uninitialized locator info.
1108 * function.c (init_function_start): Don't init line number info.
1109 (expand_function_end): Update.
1110 (reset_block_changes, record_block_change, finalize_block_changes,
1111 check_block_change, free_block_changes): Kill.
1112 * function.h (reset_block_changes, record_block_change,
1113 finalize_block_changes, check_block_change, free_block_changes): Remove
1115 (struct function): Remove ib_boundaries_block.
1116 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1117 Use curr_insn_locator to initialize locator.
1118 (emit_line_note): Remove.
1119 * cfgexpand.c (expand_gimple_cond_expr): Update.
1120 (construct_exit_block): Likewise.
1121 (tree_expand_cfg): Initialize/finalize locators.
1122 * expr.c (expand_expr_real): Update.
1123 * cfglayout.c (line_locators_locs, line_locators_lines,
1124 file_locators_locs, file_locators_files): Remove.
1125 (set_block_levels): Move to cfgexpand.c.
1126 (insn_locators_initialize): Remove.
1127 (pass_insn_locators_initialize): Remove.
1128 (locations_locators_locs, locations_locators_vals): New static vars.
1129 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1131 (insn_locators_alloc, insn_locators_finalize,
1132 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1134 (locator_location): New.
1135 (locator_line, locator_file): Rewrite.
1136 * rtl.h (emit_line_note): Kill.
1137 (insn_locators_alloc, insn_locators_finalize,
1138 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1140 * tree-inline.c (initialize_cfun): Do not initialize
1141 ib_boundaries_block.
1142 * passes.c (pass_insn_locators_initialize): Remove.
1144 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
1146 * tree-cfg.c (move_block_to_fn): Release bb from dominance
1147 info. Update last_basic_block correctly.
1149 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
1152 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
1153 register itself to hold the offset constant. Tell flow the use
1154 of r4 and r5 when they are used.
1156 2007-04-27 Richard Guenther <rguenther@suse.de>
1158 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
1159 if we simplified anything.
1160 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
1161 warnings until we did a simplification and the stmt was not
1162 marked as TREE_NO_WARNING.
1164 2007-04-27 Mike Stump <mrs@apple.com>
1166 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
1168 2007-04-27 Ian Lance Taylor <iant@google.com>
1171 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
1172 TYPE_MAX_VALUE exist, convert them to the new type.
1174 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1176 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
1177 if it claims to be available.
1178 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
1180 (perform_tree_ssa_dce): Always free postdominators.
1182 2007-04-27 Richard Henderson <rth@redhat.com>
1184 * config/alpha/predicates.md (aligned_memory_operand): Mark
1185 as define_special_predicate.
1186 (unaligned_memory_operand, normal_memory_operand): Likewise.
1187 (reg_or_unaligned_mem_operand): Remove.
1188 (any_memory_operand): Match the documentation and check for
1189 non-renumbered pseudos during reload.
1190 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
1191 alpha_secondary_reload_class, update to new interface, make static.
1192 Handle CQImode like HImode. Remove FP subreg check.
1193 (alpha_expand_mov): Use replace_equiv_address.
1194 (alpha_expand_mov_nobwx): Use any_memory_operand.
1195 (TARGET_SECONDARY_RELOAD): New.
1196 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
1197 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
1198 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
1199 * config/alpha/alpha.md: ... here.
1200 (RELOAD12, reloadmode): New.
1202 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
1203 Don't handle the aligned case here.
1204 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
1205 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
1206 reload_inhi_help. Don't expect a scratch register.
1207 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
1209 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
1211 2007-04-27 Richard Guenther <rguenther@suse.de>
1213 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
1215 2007-04-27 Richard Guenther <rguenther@suse.de>
1217 PR tree-optimization/30965
1218 PR tree-optimization/30978
1219 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
1220 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
1221 (find_equivalent_equality_comparison): Likewise.
1222 (simplify_cond): Likewise.
1223 (get_prop_source_stmt): New helper.
1224 (get_prop_dest_stmt): Likewise.
1225 (can_propagate_from): Likewise.
1226 (remove_prop_source_from_use): Likewise.
1227 (combine_cond_expr_cond): Likewise.
1228 (forward_propagate_comparison): New function.
1229 (forward_propagate_into_cond): Rewrite to use fold for
1231 (tree_ssa_forward_propagate_single_use_vars): Call
1232 forward_propagate_comparison to propagate comparisons.
1234 2007-04-27 Richard Guenther <rguenther@suse.de>
1236 PR tree-optimization/31715
1237 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
1238 sure to do computation on the offset in an appropriate
1241 2007-04-27 Richard Sandiford <richard@codesourcery.com>
1243 * reload.h (elimination_target_reg_p): Declare.
1244 * reload.c (find_reloads): Don't apply the reg_rtx move
1245 optimization if the SET_DEST satisfies elimination_target_reg_p.
1246 * reload1.c (elimination_target_reg_p): New function.
1247 (gen_reload): In the move/add2 fallback, make sure that op0
1248 does not overlap the destination register.
1250 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1252 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
1253 transform only GIMPLE_MODIFY_STMTs.
1254 * tree-complex.c (expand_complex_operations_1): Ditto.
1255 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
1256 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
1257 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
1259 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
1260 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
1261 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
1262 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
1263 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
1264 slpeel_add_loop_guard): Ditto.
1265 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
1266 * lambda-code.c (perfect_nestify): Ditto.
1267 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
1268 before the first statement.
1269 * tree-optimize.c (execute_free_datastructures): Fix comments.
1270 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
1271 * tree-flow.h (disband_implicit_edges): Declaration removed.
1272 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
1274 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
1276 (disband_implicit_edges, has_label_p): Removed.
1277 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
1278 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
1280 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
1282 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
1283 also for COND_EXPRs.
1284 * cfgexpand.c (label_rtx_for_bb): New function.
1285 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
1286 Use label_rtx_for_bb to find the labels.
1287 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
1288 last block. Detect fallthru edges.
1290 2007-04-26 Ian Lance Taylor <iant@google.com>
1293 * reload.c (find_reloads_subreg_address): If the address was valid
1294 in the original mode but not in the new mode, reload the whole
1297 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1299 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
1300 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
1301 (cleanup_control_expr_graph): Do not invalidate dominance info.
1302 Record altered blocks.
1303 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
1304 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
1305 cleanup_tree_cfg_bb): New functions.
1306 (remove_forwarder_block): Do not maintain the worklist of blocks.
1307 Record altered blocks.
1308 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
1310 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
1311 delete_unreachable_blocks if dominators are not available.
1312 * tree-inline.c (optimize_inline_calls): Free dominance information
1314 * tree-flow.h (remove_edge_and_dominated_blocks,
1315 cfgcleanup_altered_bbs): Altered.
1316 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
1318 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
1320 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
1321 do not invalidate dominators.
1323 2007-04-26 Anatoly Sokolov <aesok@post.ru>
1325 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
1326 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
1327 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1328 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1330 2007-04-26 Steve Ellcey <sje@cup.hp.com>
1332 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
1334 2007-04-26 Richard Guenther <rguenther@suse.de>
1336 PR tree-optimization/31703
1337 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
1338 the right type for the target of the bittest.
1340 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1342 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
1343 ix86_sol10_return_in_memory.
1345 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1347 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
1350 2007-04-26 Jakub Jelinek <jakub@redhat.com>
1353 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
1355 PR tree-optimization/30558
1356 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
1357 clear this_state.prev_try.
1359 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1360 Mark Mitchell <mark@codesourcery.com>
1362 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
1363 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
1364 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
1366 2007-04-26 Richard Sandiford <richard@codesourcery.com>
1369 * doc/invoke.texi (%:print-asm-header): Document.
1370 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
1372 (static_spec_functions): Add print-asm-header.
1373 (main): Print a banner before the --target-help linker options.
1374 (print_asm_header_spec_function): New function.
1376 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
1379 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
1380 (movsf_ie): Likewise.
1382 2007-04-25 Paolo Carlini <pcarlini@suse.de>
1384 * doc/extend.texi ([Type Traits]): Adjust per N2255.
1386 2007-04-25 Bob Wilson <bob.wilson@acm.org>
1388 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
1390 (__umodsi3, __modsi3): Likewise.
1392 2007-04-25 Dirk Mueller <dmueller@suse.de>
1394 * c-typeck.c (build_compound_expr): Annotate warning()
1395 call with OPT_Wunused_value.
1396 * tree-ssa.c (warn_uninit): Annotate warning with
1398 * c-common.c (handle_sentinel_attribute): Annotate warning
1399 call with OPT_Wattributes.
1401 2007-04-25 Thiemo Seufer <ths@mips.com>
1403 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
1405 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
1406 on to the assembler. Improve handling of -mno-mips16. Add handling
1407 of -mno-mips3d, -mno-dsp, -mno-dspr2.
1408 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
1409 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
1410 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
1412 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
1415 * config/i386/winnt.c (i386_pe_file_end): Strip only
1416 USER_LABEL_PREFIX when writing export name.
1418 2007-04-25 Richard Sandiford <richard@codesourcery.com>
1420 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
1421 sh/elf.h, vx-common.h and vxworks.h.
1422 * config/sh/sh.h: Include config/vxworks-dummy.h.
1423 (SUBTARGET_OVERRIDE_OPTIONS): Define.
1424 (OVERRIDE_OPTIONS): Use it.
1425 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
1426 (vxworks_picreg): New pattern.
1427 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
1428 VXWORKS_OS_CPP_BUILTINS.
1429 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
1430 to their VXWORKS_* equivalents.
1431 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
1432 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
1433 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
1434 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
1435 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
1436 -mrtp/-fPIC multilibs.
1437 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
1438 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
1439 (MULTILIB_OSDIRNAMES): Delete.
1441 2007-04-25 Anatoly Sokolov <aesok@post.ru>
1444 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
1446 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
1448 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
1449 rounding mode to be specified by the caller.
1450 (real_to_mpfr) Likewise.
1451 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
1452 include new arguments.
1453 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
1455 2007-04-24 Ian Lance Taylor <iant@google.com>
1457 PR tree-optimization/31605
1458 * tree-vrp.c (set_value_range): Check that min and max are not
1459 both overflow infinities.
1460 (set_value_range_to_value): New static function.
1461 (extract_range_from_binary_expr): Call set_value_range_to_value.
1462 (extract_range_from_cond_expr): Likewise.
1463 (extract_range_from_expr): Likewise.
1464 (extract_range_from_unary_expr): Likewise. Don't create a range
1465 which overflows on both sides.
1466 (vrp_meet): Check for a useless range.
1467 (vrp_visit_phi_node): If we see a constant which looks like an
1468 overflow infinity, turn off the TREE_OVERFLOW flag.
1470 2007-04-24 Ian Lance Taylor <iant@google.com>
1472 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
1474 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
1477 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
1478 diagnostic message is being built.
1479 * tree-pretty-print.c (dump_generic_node): Only write the
1480 formatted text into BUFFER's stream if we are not building a
1482 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
1484 * Makefile.in (toplev.o): Depend on tree-pass.h.
1486 2007-04-24 Ian Lance Taylor <iant@google.com>
1488 PR tree-optimization/31602
1489 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
1490 conditionals in the copied loop header.
1491 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
1492 warnings if TREE_NO_WARNING is set.
1493 * doc/invoke.texi (Warning Options): Clarify that
1494 -Wstrict-overflow does not warn about loops.
1496 2007-04-24 Janis Johnson <janis187@us.ibm.com>
1498 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
1499 expand on the comment about _Decimal128 arguments and check the
1500 integer result of the modulus operation; for 64-bit ELF ABI, ensure
1501 that _Decimal128 argument uses even/odd register pair.
1502 (function_arg): Ditto.
1504 2007-04-24 Hui-May Chang <hm.chang@apple.com>
1506 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
1507 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
1509 2007-04-24 Richard Guenther <rguenther@suse.de>
1510 Olga Golovanevsky <olga@il.ibm.com>
1512 * fold-const.c (multiple_of_p): Check for bottom
1515 2007-04-24 Richard Henderson <rth@redhat.com>
1517 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
1518 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
1519 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
1520 looking for non-zero bits shifted out. Avoid a recursive call
1521 when constructing the scalar.
1522 (__floatundisf): Likewise.
1524 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
1526 * dwarf2out.c (field_byte_offset): Move the existing logic
1527 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
1528 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
1530 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1533 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
1534 argument of 0 for memset.
1535 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
1536 unsigned shift instead of the signed variant.
1538 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
1540 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
1541 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
1542 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
1543 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
1544 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
1545 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
1546 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
1547 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
1548 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
1549 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
1550 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
1551 "mul<mode>3", "div<mode>3"): Insn definitions added.
1552 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
1553 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
1554 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
1555 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
1556 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
1557 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
1558 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
1559 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
1560 TARGET_FLOAT_FORMAT): Macro definitions removed.
1561 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
1562 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
1563 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
1564 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
1565 (s390_gen_rtx_const_DI): Function removed.
1566 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
1568 2007-04-24 Richard Sandiford <richard@codesourcery.com>
1570 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
1571 over an external ffs function.
1573 2007-04-24 Chao-ying Fu <fu@mips.com>
1574 Richard Sandiford <richard@nildram.co.uk>
1576 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
1577 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
1578 (smadd_widen_optab, umadd_widen_optab): Define.
1579 * optabs.c (init_optabs): Initialize smadd_widen_optab and
1581 * genopinit.c (optabs): Fill in smadd_widen_optab and
1583 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
1584 and umadd_widen_optab to implement multiply-add sequences.
1585 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
1586 (<u>maddsidi4): ...this. Extend condition to include
1587 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
1588 of operand 0 to "ka" and use the three-operand form of madd<u>
1590 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
1592 * config/mips/constraints.md (ka): New register constraint.
1594 2007-04-24 Jan Hubicka <j@suse.cz>
1598 2007-04-23 Jan Hubicka <jh@suse.cz>
1599 * function.c (init_function_start): Don't init line number info.
1600 (expand_function_end): Update.
1601 (reset_block_changes, record_block_change, finalize_block_changes,
1602 check_block_change, free_block_changes): Kill.
1603 * function.h (reset_block_changes, record_block_change,
1604 finalize_block_changes, check_block_change, free_block_changes): Remove
1606 (struct function): Remove ib_boundaries_block.
1607 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1608 Use curr_insn_locator to initialize locator.
1609 (emit_line_note): Remove.
1610 * cfgexpand.c (expand_gimple_cond_expr): Update.
1611 (construct_exit_block): Likewise.
1612 (tree_expand_cfg): Initialize/finalize locators.
1613 * expr.c (expand_expr_real): Update.
1614 * cfglayout.c (line_locators_locs, line_locators_lines,
1615 file_locators_locs, file_locators_files): Remove.
1616 (set_block_levels): Move to cfgexpand.c.
1617 (insn_locators_initialize): Remove.
1618 (pass_insn_locators_initialize): Remove.
1619 (locations_locators_locs, locations_locators_vals): New static vars.
1620 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1622 (insn_locators_alloc, insn_locators_finalize,
1623 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1625 (locator_location): New.
1626 (locator_line, locator_file): Rewrite.
1627 * rtl.h (emit_line_note): Kill.
1628 (insn_locators_alloc, insn_locators_finalize,
1629 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1631 * tree-inline.c (initialize_cfun): Do not initialize
1632 ib_boundaries_block.
1633 * passes.c (pass_insn_locators_initialize): Remove.
1635 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
1637 * doc/invoke.texi: Removed leading '-' from option index entries.
1639 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1641 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
1643 (create_phi_node): Use set_phi_nodes.
1644 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
1645 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
1646 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
1647 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
1648 (bsi_start, bsi_last): Use bb_stmt_list.
1649 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
1650 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
1651 Traverse the statements using tsi iterator.
1652 * basic-block.h (struct basic_block_def): Fields stmt_list
1653 and phi_nodes moved to ...
1654 (struct tree_bb_info): ... new structure.
1655 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
1656 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
1657 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
1658 (tree_verify_flow_info): Verify that il.tree is not set for
1659 entry and exit block.
1660 (tree_split_block): Use set_bb_stmt_list.
1662 2007-04-23 Mike Stump <mrs@apple.com>
1664 * config/i386/i386.c (ix86_tune_features
1665 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
1668 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1670 * config/i386/i386.md (prefix_extra): New attribute.
1671 (length): Add prefix_extra.
1673 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
1674 (sse2_movntv2di): Likewise.
1675 (sse2_cvtps2dq): Likewise.
1676 (sse2_cvtpd2pi): Likewise.
1677 (sse2_cvttpd2pi): Likewise.
1678 (*sse2_cvtpd2ps): Likewise.
1679 (*add<mode>3): Likewise.
1680 (sse2_ssadd<mode>3): Likewise.
1681 (sse2_usadd<mode>3): Likewise.
1682 (*sub<mode>3): Likewise.
1683 (sse2_sssub<mode>3): Likewise.
1684 (sse2_ussub<mode>3): Likewise.
1685 (*mulv8hi3): Likewise.
1686 (*smulv8hi3_highpart): Likewise.
1687 (*umulv8hi3_highpart): Likewise.
1688 (sse2_umulv2siv2di3): Likewise.
1689 (sse2_pmaddwd): Likewise.
1690 (ashr<mode>3): Likewise.
1691 (lshr<mode>3): Likewise.
1692 (ashl<mode>3): Likewise.
1693 (sse2_ashlti3): Likewise.
1694 (sse2_lshrti3): Likewise.
1695 (*umaxv16qi3): Likewise.
1696 (*smaxv8hi3): Likewise.
1697 (*uminv16qi3): Likewise.
1698 (*sminv8hi3): Likewise.
1699 (sse2_eq<mode>3): Likewise.
1700 (sse2_gt<mode>3): Likewise.
1701 (*and<mode>3): Likewise.
1702 (sse2_nand<mode>3): Likewise.
1703 (*ior<mode>3): Likewise.
1704 (*xor<mode>3): Likewise.
1705 (sse2_packsswb): Likewise.
1706 (sse2_packssdw): Likewise.
1707 (sse2_packuswb): Likewise.
1708 (sse2_punpckhbw): Likewise.
1709 (sse2_punpcklbw): Likewise.
1710 (sse2_punpckhwd): Likewise.
1711 (sse2_punpcklwd): Likewise.
1712 (sse2_punpckhdq): Likewise.
1713 (sse2_punpckldq): Likewise.
1714 (sse2_punpckhqdq): Likewise.
1715 (sse2_punpcklqdq): Likewise.
1716 (*sse2_pinsrw): Likewise.
1717 (*sse2_pextrw): Likewise.
1718 (sse2_pshufd_1): Likewise.
1719 (sse2_uavgv16qi3): Likewise.
1720 (sse2_uavgv8hi3): Likewise.
1721 (sse2_psadbw): Likewise.
1722 (sse2_pmovmskb): Likewise.
1723 (*sse2_maskmovdqu): Likewise.
1724 (*sse2_maskmovdqu_rex64): Likewise.
1725 (sse4a_extrqi): Likewise.
1726 (sse4a_extrq): Likewise.
1727 (sse3_lddqu): Set prefix_rep.
1728 (sse3_addsubv4sf3): Likewise.
1729 (sse3_haddv4sf3): Likewise.
1730 (sse3_hsubv4sf3): Likewise.
1731 (sse_cvtss2si): Likewise.
1732 (sse_cvtss2si_2): Likewise.
1733 (sse_cvtss2siq): Likewise.
1734 (sse_cvtss2siq_2): Likewise.
1735 (sse_cvttss2si): Likewise.
1736 (sse_cvttss2siq): Likewise.
1737 (sse2_cvttps2dq): Likewise.
1738 (sse3_movshdup): Likewise.
1739 (sse3_movsldup): Likewise.
1740 (sse2_cvtsd2si): Likewise.
1741 (sse2_cvtsd2si_2): Likewise.
1742 (sse2_cvtsd2siq): Likewise.
1743 (sse2_cvtsd2siq_2): Likewise.
1744 (sse2_cvttsd2si): Likewise.
1745 (sse2_cvttsd2siq): Likewise.
1746 (*sse2_cvtpd2dq): Likewise.
1747 (*sse2_cvttpd2dq): Likewise.
1748 (sse2_pshuflw_1): Likewise.
1749 (sse2_pshufhw_1): Likewise.
1750 (sse4a_insertqi): Likewise.
1751 (sse4a_insertq): Likewise.
1752 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
1753 (ssse3_phadddv4si3): Likewise.
1754 (ssse3_phaddswv8hi3): Likewise.
1755 (ssse3_phsubwv8hi3): Likewise.
1756 (ssse3_phsubdv4si3): Likewise.
1757 (ssse3_phsubswv8hi3): Likewise.
1758 (ssse3_pmaddubswv8hi3): Likewise.
1759 (ssse3_pmulhrswv8hi3): Likewise.
1760 (ssse3_pshufbv16qi3): Likewise.
1761 (ssse3_psign<mode>3): Likewise.
1762 (ssse3_palignrti): Likewise.
1763 (abs<mode>2): Likewise.
1764 (ssse3_phaddwv4hi3): Set prefix_extra.
1765 (ssse3_phadddv2si3): Likewise.
1766 (ssse3_phaddswv4hi3): Likewise.
1767 (ssse3_phsubwv4hi3): Likewise.
1768 (ssse3_phsubdv2si3): Likewise.
1769 (ssse3_phsubswv4hi3): Likewise.
1770 (ssse3_pmaddubswv4hi3): Likewise.
1771 (ssse3_pmulhrswv4hi3): Likewise.
1772 (ssse3_pshufbv8qi3): Likewise.
1773 (ssse3_psign<mode>3): Likewise.
1774 (ssse3_palignrdi): Likewise.
1775 (abs<mode>2): Likewise.
1776 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
1777 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
1778 (sse2_pmovmskb): Set mode to SI instead of V2DF.
1780 2007-04-23 Nick Clifton <nickc@redhat.com>
1782 * params.def: Fix formatting of emacs local variables.
1784 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
1786 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
1787 move if inter-unit move isn't allowed.
1788 Don't split moving the first element of V2DI to DI to inter-unit
1789 move if inter-unit move isn't allowed.
1791 2007-04-23 Richard Guenther <rguenther@suse.de>
1793 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
1794 and CDI_POST_DOMINATORS separately.
1796 2007-04-23 Nick Clifton <nickc@redhat.com>
1798 * c.opt (Wformat-contains-nul): Add warning attribute.
1800 2007-04-23 Jan Hubicka <jh@suse.cz>
1802 * function.c (init_function_start): Don't init line number info.
1803 (expand_function_end): Update.
1804 (reset_block_changes, record_block_change, finalize_block_changes,
1805 check_block_change, free_block_changes): Kill.
1806 * function.h (reset_block_changes, record_block_change,
1807 finalize_block_changes, check_block_change, free_block_changes): Remove
1809 (struct function): Remove ib_boundaries_block.
1810 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1811 Use curr_insn_locator to initialize locator.
1812 (emit_line_note): Remove.
1813 * cfgexpand.c (expand_gimple_cond_expr): Update.
1814 (construct_exit_block): Likewise.
1815 (tree_expand_cfg): Initialize/finalize locators.
1816 * expr.c (expand_expr_real): Update.
1817 * cfglayout.c (line_locators_locs, line_locators_lines,
1818 file_locators_locs, file_locators_files): Remove.
1819 (set_block_levels): Move to cfgexpand.c.
1820 (insn_locators_initialize): Remove.
1821 (pass_insn_locators_initialize): Remove.
1822 (locations_locators_locs, locations_locators_vals): New static vars.
1823 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1825 (insn_locators_alloc, insn_locators_finalize,
1826 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1828 (locator_location): New.
1829 (locator_line, locator_file): Rewrite.
1830 * rtl.h (emit_line_note): Kill.
1831 (insn_locators_alloc, insn_locators_finalize,
1832 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1834 * tree-inline.c (initialize_cfun): Do not initialize
1835 ib_boundaries_block.
1836 * passes.c (pass_insn_locators_initialize): Remove.
1838 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1841 * expr.c (reduce_to_bit_field_precision): Handle
1844 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
1846 PR tree-optimization/24659
1847 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
1848 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
1849 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
1850 * genopinit.c (optabs): Rename vec_pack_mod_optab
1851 to vec_pack_trunc_optab.
1852 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
1853 early for scalar floating point operands for NOP_EXPR.
1854 (vectorizable_type_promotion): Ditto.
1855 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
1856 vec_pack_trunc_optab.
1857 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
1859 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
1860 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
1861 Rename from VEC_PACK_MOD_EXPR.
1862 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
1863 * expr.c (expand_expr_real_1): Ditto.
1864 * tree-inline.c (estimate_num_insns_1): Ditto.
1865 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1867 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
1868 (vec_unpacks_lo_v4sf): Ditto.
1869 (vec_pack_trunc_v2df): Ditto.
1870 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
1871 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1872 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
1874 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
1876 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
1878 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
1879 Rename from VEC_PACK_MOD_EXPR. This expression also represent
1880 packing of floating point operands.
1881 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
1882 represent unpacking of floating point operands.
1883 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
1884 [vec_unpacks_hi]: Ditto.
1885 [vec_unpacks_lo]: Ditto.
1887 2007-04-22 Jan Hubicka <jh@suse.cz>
1889 * final.c (rest_of_handle_final): Call
1890 targetm.asm_out.constructor/targetm.asm_out.destructor
1891 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
1892 proper priority via decl_*_priority_insert.
1893 * c-common.c (c_expand_body): Likewise.
1895 2007-04-22 Richard Guenther <rguenther@suse.de>
1897 PR tree-optimization/29789
1898 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
1899 (rewrite_reciprocal): New helper split out from
1900 determine_invariantness_stmt.
1901 (rewrite_bittest): Likewise.
1902 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
1903 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
1906 2007-04-22 Revital Eres <eres@il.ibm.com>
1908 * loop-unroll.c (var_to_expand): New field to support also
1909 insns of the form x = something + x.
1910 (analyze_insn_to_expand_var): Use it.
1911 (expand_var_during_unrolling): Likewise.
1913 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1915 * predict.c: Include pointer-set.h.
1916 (bb_predictions): New variable.
1917 (tree_predicted_by_p, tree_predict_edge,
1918 remove_predictions_associated_with_edge): Use bb_predictions map
1919 instead of bb->predictions.
1920 (clear_bb_predictions, assert_is_empty): New functions.
1921 (combine_predictions_for_bb): Use bb_predictions map. Call
1922 clear_bb_predictions.
1923 (tree_estimate_probability): Create and free bb_predictions map.
1924 * Makefile.in (predict.o): Add pointer-set.h dependency.
1925 * basic-block.h (struct basic_block_def): Remove predictions
1927 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
1929 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1932 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
1935 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1937 * timevar.c (timevar_print): Change reference of --disable-checking to
1938 --enable-checking=release. Also warn if assert checking is disabled.
1940 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1943 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
1944 decl as addressable if the compound literal was marked as
1946 Mark the decl as a gimple register if it is a complex or
1947 vector decl and does not live in memory.
1949 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1951 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
1952 (GENERIC_NEXT): New function macro.
1953 (PHI_CHAIN): Use phi_node's new chain variable.
1954 (tree_phi_node): Change tree_common to tree_base
1955 and add the chain field.
1956 * tree-phinodes.c (make_phi_node): Don't set
1957 TREE_TYPE on the new node.
1958 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
1959 instead of checking GIMPLE_TUPLE_P in chain_next.
1960 * tree-vect-transform.c
1961 (get_initial_def_for_induction): Look at
1962 PHI_RESULT_TREE for the type of the phi node.
1963 (update_vuses_to_preheader): Use PHI_CHAIN
1964 instead of TREE_CHAIN on the phi node.
1965 * tree-ssa-structalias.c (compute_points_to_sets):
1967 (ipa_pta_execute): Likewise.
1969 2007-04-21 Richard Guenther <rguenther@suse.de>
1972 * fold-const.c (fold_unary): Call fold_convert_const on the
1975 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
1977 * gcse.c (store_killed_in_insn): Handle PARALLELs.
1978 (store_killed_in_pat): New.
1980 2007-04-20 Richard Henderson <rth@redhat.com>
1983 * config/i386/i386.c (type_has_variadic_args_p): Look for any
1984 TREE_LIST with a void_type_node value, not void_list_node exactly.
1986 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
1988 * doc/standards.texi: Re-arrange into language-specific
1989 subsections. Add a C++ section, documenting which standards we
1992 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
1994 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
1995 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
1997 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
1999 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
2000 ecrti.o and crtbegin.o.
2001 (LIB_DEFAULT_SPEC): Include -lc.
2002 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
2004 2007-04-20 Richard Henderson <rth@redhat.com>
2007 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
2008 argument; update all callers.
2009 (get_unaligned_offset): New.
2010 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
2011 get_unaligned_address, just pass on the address directly.
2012 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
2013 the subreg in the helper patterns.
2014 (unaligned_extendqidi_le): Use get_unaligned_offset.
2015 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
2016 (unaligned_extendhidi_be): Likewise.
2017 (unaligned_extendhidi): Tidy.
2018 * config/alpha/alpha-protos.h: Update.
2020 2007-04-20 Richard Henderson <rth@redhat.com>
2022 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
2023 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
2024 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
2025 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2026 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2027 (CPP_SPEC): Don't include %(cpp_subtarget).
2028 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
2029 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2030 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
2032 2007-04-20 Jakub Jelinek <jakub@redhat.com>
2034 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
2035 for __builtin_ia32_cmpordss.
2037 PR tree-optimization/31632
2038 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2039 and arg1 for optimizations of comparison against min/max values.
2040 Fold arg0 to arg1's type for optimizations of comparison against
2041 min+1 and max-1 values.
2043 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
2045 * reload.c (combine_reloads): When trying to use a dying register,
2046 check whether it's uninitialized and don't use if so.
2048 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
2050 * fold-const.c: Remove prototypes for native_encode_expr and
2051 native_interpret_expr.
2052 (native_encode_expr): Make non-static.
2053 (native_interpret_expr): Likewise.
2054 * tree.h: Add prototypes for the above.
2056 2007-04-19 Joseph Myers <joseph@codesourcery.com>
2058 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
2059 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
2060 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
2061 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
2062 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
2063 Add length attributes.
2065 2007-04-19 Janis Johnson <janis187@us.ibm.com>
2067 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
2070 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
2071 __STDC_WANT_DEC_FP__.
2073 2007-04-19 Joseph Myers <joseph@codesourcery.com>
2075 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
2076 for long double compatibility.
2077 * configure: Regenerate.
2079 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
2081 PR rtl-optimization/29841
2082 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
2084 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
2085 that may cause control flow transfer from being moved.
2087 2007-04-18 Jan Hubicka <jh@suse.cz>
2089 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
2092 2007-04-18 Eric Christopher <echristo@apple.com>
2094 * config/rs6000/darwin.md (load_macho_picbase): Use link register
2095 only. Update operands.
2096 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
2097 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
2098 link register to pic register.
2100 2007-04-18 Dirk Mueller <dmueller@suse.de>
2103 * tree-vrp.c (search_for_addr_array): New.
2104 (check_array_bounds): Suppress warning about
2105 address taken of array refs if its not de-referenced.
2107 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2109 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
2110 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
2112 * tree-vectorizer.h (NITERS_KNOWN_P): New.
2113 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
2114 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
2116 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
2118 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
2120 (vect_analyze_scalar_cycles): Fix indentation.
2121 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
2122 (vect_mark_relevant): Include phis in relevance analysis.
2124 * tree-vect-transform.c (vect_transform_loop): Add an assert.
2126 2007-04-18 Anatoly Sokolov <aesok@post.ru>
2128 * config/avr/avr.c (ptrreg_to_str): Replace error() with
2129 output_operand_lossage().
2131 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2133 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
2134 the unused code for reduction without adjust-in-epilog to simplify the
2137 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
2139 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
2140 (S390_TDC_NEGATIVE_ZERO): New constant.
2141 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
2142 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
2143 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
2144 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
2145 (S390_TDC_POSITIVE_INFINITY): New constant.
2146 (S390_TDC_NEGATIVE_INFINITY): New constant.
2147 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
2148 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
2149 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
2150 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
2151 (S390_TDC_INFINITY): New constant.
2152 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
2153 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
2154 optimization for UNSPEC_CCZ_TO_INT.
2155 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
2156 ("*ccz_to_int"): New insn.
2157 ("isinf<mode>2"): New insn.
2158 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
2159 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
2160 (UNSPEC_CCZ_TO_INT): New constant.
2162 2007-04-18 Richard Guenther <rguenther@suse.de>
2164 PR tree-optimization/19431
2165 PR tree-optimization/21463
2166 * tree-pass.h (pass_phiprop): Declare.
2167 * passes.c (init_optimization_passes): New phiprop pass.
2168 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
2169 (phivn_valid_p): New helper function.
2170 (phiprop_insert_phi): Likewise.
2171 (propagate_with_phi): Likewise.
2172 (tree_ssa_phiprop): New propagator propagating loads
2173 through phi nodes if profitable.
2175 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2177 * tree-vect-analyze.c (process_use): New function.
2178 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
2179 Check phis in all bbs.
2180 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
2183 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
2185 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
2188 2007-04-17 Anatoly Sokolov <aesok@post.ru>
2191 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
2194 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
2196 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
2198 (sse_vmmulv4sf3): Likewise.
2199 (sse2_vmaddv2df3): Likewise.
2200 (sse2_vmmulv2df3): Likewise.
2202 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
2204 PR rtl-optimization/31360
2205 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
2206 (target_reg_cost): New.
2207 (init_set_costs): Initialize target_reg_cost. Add comments
2208 regarding the rationale of the costs.
2209 (global_cost_for_size): Renamed to...
2210 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
2211 of register pressure.
2212 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
2213 estimate_reg_pressure_cost. Add number of ivs.
2214 (determine_set_costs): Dump target_reg_cost.
2215 * loop-invariant.c (gain_for_invariant): Use
2216 estimate_reg_pressure_cost. Removed n_inv_uses argument.
2217 (best_gain_for_invariant, find_invariants_to_move): Remove
2219 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
2220 (target_reg_cost): Declare.
2221 (global_cost_for_size): Declaration removed.
2222 (estimate_reg_pressure_cost): Declare.
2224 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
2226 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
2227 regnos into even/odd register pairs.
2228 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
2229 TDmode similar to the other floating point modes.
2230 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
2231 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
2233 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
2234 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
2235 (movdd_hardfloat64): Use TARGET_MFPGPR.
2237 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
2239 * reload1.c (delete_output_reload): Don't count output in n_inherited.
2242 2005-01-05 Richard Henderson <rth@redhat.com>
2244 * reload1.c (do_input_reload): Restrict the optimization deleteing
2245 a previous output reload to RELOAD_FOR_INPUT.
2247 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
2249 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
2250 induc_vec_info_type.
2251 (vectorizable_induction): New function declaration.
2252 * tree-vect-transform.c (get_initial_def_for_induction): No need to
2253 check if already vectorized. Find first place in BB where new stmts
2254 can be inserted. Takes only one argument.
2255 (vectorizable_induction): New function.
2256 (vect_transform_stmt): Add case for induc_vec_info_type to call
2257 vectorizable_induction.
2258 (vect_transform_loop): Consider phis for vectorization.
2259 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
2261 (analyze_operations): Call vectorizable_induction when analyzing phis.
2263 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
2264 (vect_mark_relevant): Include phis in relevance analysis.
2265 (vect_mark_stmts_to_be_vectorize): Likewise.
2266 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
2268 2007-04-16 Lawrence Crowl <crowl@google.com>
2270 * doc/invoke.texi (Debugging Options): Add documentation for the
2271 -femit-struct-debug options -femit-struct-debug-baseonly,
2272 -femit-struct-debug-reduced, and
2273 -femit-struct-debug-detailed[=...].
2275 * c-opts.c (c_common_handle_option): Add
2276 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
2277 and OPT_femit_struct_debug_detailed_.
2278 * c.opt: Add specifications for
2279 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
2280 and -femit-struct-debug-detailed[=...].
2281 * opts.c (set_struct_debug_option): Parse the
2282 -femit-struct-debug-... options.
2283 * opts.c (matches_main_base, main_input_basename,
2284 main_input_baselength, base_of_path, matches_main_base): Add
2285 variables and functions to compare header base name to compilation
2287 * opts.c (should_emit_struct_debug): Add to determine to emit a
2288 structure based on the option.
2289 (dump_struct_debug) Also disabled function to debug this
2291 * opts.c (handle_options): Save the base name of the
2294 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
2295 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
2296 This hook indicates if a type is generic. Set it by default
2298 * langhooks.h (struct lang_hooks_for_types): Add a new hook
2299 to determine if a struct type is generic or not.
2300 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
2301 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
2302 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
2305 * flags.h (enum debug_info_usage): Add an enumeration to describe
2306 a program's use of a structure type.
2307 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
2308 to indicate the program's usage of the type. Filter structs based
2309 on the -femit-struct-debug-... specification.
2310 (gen_type_die): Split into two routines, gen_type_die and
2311 gen_type_die_with_usage. gen_type_die is now a wrapper
2312 that assumes direct usage.
2313 (gen_type_die_with_usage): Replace calls to gen_type_die
2314 with gen_type_die_with_usage adding the program usage of
2315 the referenced type.
2316 (dwarf2out_imported_module_or_decl): Suppress struct debug
2317 information using should_emit_struct_debug when appropriate.
2319 2007-04-16 Ian Lance Taylor <iant@google.com>
2321 PR tree-optimization/31522
2322 * tree-vrp.c (vr_phi_edge_counts): New static variable.
2323 (vrp_initialize): Allocate vr_phi_edge_counts.
2324 (vrp_visit_phi_node): Don't push to infinity if we saw a new
2325 executable edge. Drop test for all constants.
2326 (vrp_finalize): Free vrp_phi_edge_counts.
2328 * doc/cpp.texi (Common Predefined Macros): Clarify description of
2329 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
2331 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
2332 predecessors at head rather than tail.
2334 2007-04-16 Matthias Klose <doko@debian.org>
2336 * config/alpha/linux.h (CPP_SPEC): Define.
2337 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
2339 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
2341 * function.h: Remove sequence_stack extern declaration.
2343 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
2345 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
2347 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
2350 2007-04-16 Anatoly Sokolov <aesok@post.ru>
2352 * config/avr/avr.c (avr_arch_types): Rearranging array.
2353 (enum avr_arch): Add.
2354 (avr_mcu_types): Use avr_arch enumeration constants instead of
2356 * config/avr/avr.h (LINK_SPEC): Simplify.
2358 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
2360 * config/m68k/m68k.c (m68k_libcall_value,
2361 m68k_function_value): Use macros for register names more.
2363 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
2365 (M68K_REGNAME): Use A6_REG.
2366 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
2368 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2371 * sched-int.h (struct deps): Split field 'pending_lists_length' into
2372 'pending_read_list_length' and 'pending_write_list_length'. Update
2374 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
2375 to handle two length counters instead of one. Update all uses.
2376 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
2377 two length counters instead of one.
2378 * sched-rgn.c (propagate_deps): Update to handle two length counters
2381 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
2384 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
2385 copy of source, pass it to ix86_expand_vector_set and return
2388 2007-04-16 David Ung <davidu@mips.com>
2389 Joseph Myers <joseph@codesourcery.com>
2391 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
2392 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
2393 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
2394 Add 74K processor information.
2395 * config/mips/mips.md: Include 74k.md.
2396 (cpu): Add 74kc,74kf,74kx.
2397 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
2398 * config/mips/74k.md: New.
2399 * doc/invoke.texi (MIPS Options): Document 74K support.
2401 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
2403 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
2404 vectorizable_* functions.
2405 * tree-vect-transform.c (vectorizable_call): Add check for
2406 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
2407 (vectorizable_store): likewise.
2408 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
2410 (vectorizable_operation, vectorizable_type_demotion): Likewise.
2411 (vectorizable_type_promotion, vectorizable_load): Likewise.
2412 (vectorizable_live_operation, vectorizable_condition): Likewise.
2413 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
2415 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
2417 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2419 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
2420 register numbers more.
2421 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
2422 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
2423 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
2424 FUNCTION_VALUE_REGNO_P): Likewise.
2425 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
2426 STATIC_CHAIN_REGNUM): Likewise.
2427 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
2428 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
2429 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
2430 * config/m68k/m68k.md (FP_REG): New.
2432 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2434 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
2437 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
2439 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
2440 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
2443 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2445 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
2448 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2451 * c-decl.c (finish_decl): Grab the type of the decl after the call
2452 to store_init_value.
2454 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
2456 * common.opt (fforward-propagate): Fix "Optimization" annotation.
2458 2007-04-14 Jakub Jelinek <jakub@redhat.com>
2461 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
2462 post dominators and cleanup cfg before returning.
2464 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
2466 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
2467 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
2469 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
2471 * config.gcc: Recognize fido.
2472 * config/m68k/m68k-devices.def (fidoa): New.
2473 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
2475 (FL_FIDOA, TARGET_FIDOA): New.
2476 * config/m68k/m68k.opt (mfidoa): New.
2478 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2481 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
2482 when a personality function is used.
2484 2007-04-13 Bob Wilson <bob.wilson@acm.org>
2486 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
2488 2007-04-13 Mike Stump <mrs@apple.com>
2490 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
2492 * config/darwin.opt (fapple-kext): Make C++ only.
2493 * config/darwin.c (darwin_override_options): Remove code to ensure
2494 -fapple-kext is given for C++ only.
2496 2007-04-13 Richard Sandiford <richard@codesourcery.com>
2498 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
2499 * config/mips/mips.c (override_options): Call
2500 SUBTARGET_OVERRIDE_OPTIONS, if defined.
2502 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2504 * config/i386/i386.opt (msvr3-shlib): Removed.
2506 * doc/invoke.texi: Remove -msvr3-shlib.
2508 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
2510 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
2511 with "popcnt" instruction.
2513 2007-04-13 Richard Guenther <rguenther@suse.de>
2515 PR tree-optimization/21258
2516 * tree-vrp.c (compare_case_labels): New helper.
2517 (find_switch_asserts): New function.
2518 (find_assert_locations): Call it for SWITCH_EXPRs.
2520 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
2522 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
2523 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
2524 check is now implied in X87_FLOAT_MODE_P.
2525 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2526 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2527 (fix_trunc<mode>_i386_fisttp): Ditto.
2528 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2529 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2530 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2531 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2532 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2533 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2534 (unnamed_splitters): Ditto.
2535 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
2536 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
2537 FIRST_SSE_REG for local functions when SSE math is enabled or
2538 for functions with sseregparm attribute.
2539 (standard_80387_constant_p): Return -1 if mode is not
2541 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
2542 (ix86_expand_compare): Ditto.
2543 (ix86_expand_carry_flag_compare): Ditto.
2544 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
2545 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
2546 DECIMAL_FLOAT_MODE_P.
2547 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
2548 of SCALAR_FLOAT_MODE_P.
2549 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
2550 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
2551 checks before FLOAT_MODE_P.
2552 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
2553 before FLOAT_MODE_P.
2558 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
2560 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
2561 Charles Wilson <libtool@cwilson.fastmail.fm>
2563 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
2564 (libgcc.mvars): Don't depend on them.
2565 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
2566 * exec-tool.in: New.
2568 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
2570 * doc/invoke.text (--help): Document --help=common.
2572 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
2574 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
2576 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2578 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
2579 * genemit.c (main): Emit #include "integrate.h".
2580 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
2581 (LOADGP_RTP): New mips_loadgp_style.
2582 * config/mips/mips.h: Include config/vxworks-dummy.h.
2583 (TARGET_RTP_PIC): New macro.
2584 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
2585 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
2586 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
2588 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
2589 -mvxworks-pic when using -mrtp and a PIC option.
2590 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
2592 (mips_symbolic_constant_p, mips_symbolic_address_p)
2593 (mips_symbol_insns): Handle SYMBOL_HALF.
2594 (override_options): Warn about -G and -mrtp being used together.
2595 Initialize mips_lo_relocs[SYMBOL_HALF].
2596 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
2597 (mips_emit_loadgp): Handle LOADGP_RTP.
2598 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
2599 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
2600 (tablejump): Handle function-relative case table entries if
2602 * config/mips/predicates.md (symbol_ref_operand): New predicate.
2604 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2606 * config/mips/mips.md (load_call<mode>): Allow any general register.
2608 (sibcall_value_internal, sibcall_value_multiple_internal)
2609 (call_value_internal, call_value_split, call_value_multiple_internal)
2610 (call_value_multiple_split): Remove constraints from operand 0.
2612 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2614 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
2615 rather than loadgp_noshared.
2616 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
2617 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
2619 * config/mips/mips.md (loadgp): Rename to...
2620 (loadgp_newabi): ...this.
2621 (loadgp_noshared): Rename to...
2622 (loadgp_absolute): ...this.
2624 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2626 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
2627 false for locally-binding symbols.
2628 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
2630 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2632 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
2633 (SYMBOL_GOT_PAGE_OFST): ...this.
2634 (SYMBOL_GOT_GLOBAL): Rename to...
2635 (SYMBOL_GOT_DISP): ...this.
2636 (SYMBOL_GOTOFF_GLOBAL): Rename to...
2637 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
2638 * config/mips/mips.c (mips_global_symbol_p): New function.
2639 (mips_symbol_binds_local_p): Likewise.
2640 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
2641 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
2642 and mips_symbol_binds_local_p.
2643 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
2644 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
2645 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
2647 (mips_ok_for_lazy_binding_p): New function.
2648 (mips_load_call_address, mips_expand_call): Use it.
2649 (mips_dangerous_for_la25_p): Likewise.
2650 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
2651 (*got_disp<mode>): Use got_disp_operand instead of
2652 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
2653 SYMBOL_GOTOFF_GLOBAL.
2654 (*got_page<mode>): Use got_page_ofst_operand instead of
2656 * config/mips/predicates.md (const_call_insn_operand): Use
2657 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
2658 (global_got_operand): Rename to...
2659 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
2661 (local_got_operand): Rename to...
2662 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
2663 of SYMBOL_GOT_LOCAL.
2665 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2667 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
2668 TARGET_CALL_CLOBBERED_GP.
2669 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2670 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
2671 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
2672 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
2673 of TARGET_ABICALLS && !TARGET_NEWABI.
2674 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2675 * config/mips/mips.c (mips_load_call_address): Check
2676 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2677 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2678 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
2679 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
2680 TARGET_ABICALLS && TARGET_NEWABI.
2681 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
2683 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
2684 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
2685 TARGET_ABICALLS && TARGET_NEWABI.
2686 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
2687 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
2688 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
2689 whether indirect calls must use $25.
2690 (mips_extra_live_on_entry): Check TARGET_GOT instead of
2692 * config/mips/mips.md (jal_macro): Check flag_pic and
2693 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
2694 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
2695 instead of TARGET_ABICALLS.
2696 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
2697 TARGET_ABICALLS && TARGET_OLDABI.
2698 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
2699 (sibcall): In the comment above the define_insn, mention
2700 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
2701 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
2702 instead of TARGET_ABICALLS.
2704 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2706 * doc/md.texi (Blackfin family constraints): Document PA and PB.
2707 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
2708 (MACFLAGS_MATCH_P): New macro.
2709 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
2710 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
2711 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
2712 the other MACFLAG constants.
2713 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
2714 (flag_machi): Tighten constraints. Renumber some of the operands.
2715 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
2717 (flag_machi_parts_acconly): New pattern.
2718 (flag_macinithi): Tighten constraints. Allow any accumulator to be
2720 (flag_macinit1hi): Tighten constraints.
2721 (flag_mul_macv2hi_parts_acconly): New pattern.
2723 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
2724 Use a more efficient implementation.
2725 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
2726 inline sequences when not optimizing for size.
2728 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
2729 movhi_high2low): Delete, merge functionality into...
2730 (packv2hi): ... this pattern.
2732 2007-02-11 Jie Zhang <jie.zhang@analog.com>
2733 * config/bfin/bfin.opt (msim): New option.
2734 (mcpu=): New option.
2735 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
2736 (bfin_cpu_t): Typedef of enum bfin_cpu.
2737 (bfin_cpu_type): New declaration.
2738 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
2739 -msim and -mcpu= options.
2740 (LIB_SPEC): Likewise.
2741 * config/bfin/bfin.c (bfin_cpu_type): Define.
2742 (bfin_handle_option): Handle -mcpu= option.
2743 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
2744 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
2745 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
2747 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2749 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
2750 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
2751 (powerpc-wrs-vxworksae): Use ${tm_file}.
2752 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
2753 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
2754 * config/i386/vx-common.h: New file.
2756 2007-04-12 Richard Sandiford <richard@codesourcery.com>
2758 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
2761 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
2763 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
2766 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
2770 * c-common.c (c_build_qualified_type): Set canonical type
2773 2007-04-12 Richard Guenther <rguenther@suse.de>
2775 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
2776 lower bound and element size if lower bound is not zero
2777 or either of the ARRAY_REF operands is set.
2779 2007-04-12 Richard Guenther <rguenther@suse.de>
2781 PR tree-optimization/24689
2782 PR tree-optimization/31307
2783 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
2785 * gimplify.c (canonicalize_addr_expr): To be consistent with
2786 gimplify_compound_lval only set operands two and three of
2787 ARRAY_REFs if they are not gimple_min_invariant. This makes
2788 it never at this place.
2789 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
2791 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2793 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
2794 null before emitting a .nsubspa directive.
2796 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2798 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
2799 need_to_partition_p if there are no memory statements in the
2802 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2804 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
2805 (gcd_of_steps_may_divide_p): New function.
2806 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
2808 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2810 * reload.c (find_reloads_toplev, find_reloads_address,
2811 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
2812 not a pointer equality test, to decide if we need to call
2813 push_reg_equiv_alt_mem.
2815 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
2817 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
2818 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
2819 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
2821 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
2823 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
2824 vector to be positive.
2826 2007-04-11 Diego Novillo <dnovillo@redhat.com>
2830 * doc/invoke.texi: Document --params max-aliased-vops and
2832 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
2833 debug_memory_partitions): Move to tree-flow.h
2834 * params.h (AVG_ALIASED_VOPS): Define.
2835 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
2837 (mp_info_t): Likewise.
2838 (get_mem_sym_stats_for): New.
2839 (set_memory_partition): Move from tree-flow-inline.h.
2840 (mark_non_addressable): Only clear the set of symbols for the
2841 partition if it exists.
2842 (dump_memory_partitions): Move from tree-ssa-operands.c
2843 (debug_memory_partitions): Likewise.
2844 (need_to_partition_p): New.
2845 (dump_mem_ref_stats): New.
2846 (debug_mem_ref_stats): New.
2847 (dump_mem_sym_stats): New.
2848 (debug_mem_sym_stats): New.
2849 (update_mem_sym_stats_from_stmt): New.
2850 (compare_mp_info_entries): New.
2851 (mp_info_cmp): Call it.
2852 (sort_mp_info): Change argument to a list of mem_sym_stats_t
2854 (get_mpt_for): Move from tree-ssa-operands.c.
2855 (find_partition_for): New.
2856 (create_partition_for): Remove.
2857 (estimate_vop_reduction): New.
2858 (update_reference_counts): New.
2859 (build_mp_info): New.
2860 (compute_memory_partitions): Refactor.
2861 Document new heuristic.
2862 Call build_mp_info, update_reference_counts,
2863 find_partition_for and estimate_vop_reduction.
2864 (compute_may_aliases): Populate virtual operands before
2865 calling debugging dumps.
2866 (delete_mem_sym_stats): New.
2867 (delete_mem_ref_stats): New.
2868 (init_mem_ref_stats): New.
2869 (init_alias_info): Call it.
2870 (maybe_create_global_var): Remove alias_info argument.
2871 Get number of call sites and number of pure/const call sites
2872 from gimple_mem_ref_stats().
2873 (dump_alias_info): Call dump_memory_partitions first.
2874 (dump_points_to_info_for): Show how many times a pointer has
2876 * opts.c (decode_options): For -O2 set --param
2877 max-aliased-vops to 500.
2878 For -O3 set --param max-aliased-vops to 1000 and --param
2879 avg-aliased-vops to 3.
2880 * fortran/options.c (gfc_init_options): Remove assignment to
2882 * tree-flow-inline.h (gimple_mem_ref_stats): New.
2883 * tree-dfa.c (dump_variable): Dump memory reference
2885 Dump NO_ALIAS* settings.
2886 (referenced_var_lookup): Tidy.
2887 (mem_sym_stats): New.
2888 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
2889 and ORIG are different SSA names for a memory partition.
2890 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
2891 * tree-flow.h (struct mem_sym_stats_d): Define.
2892 (mem_sym_stats_t): Define.
2893 (struct mem_ref_stats_d): Define.
2894 (struct gimple_df): Add field mem_ref_stats.
2895 (enum noalias_state): Define.
2896 (struct var_ann_d): Add bitfield noalias_state.
2897 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
2898 debug_mem_ref_stats, debug_memory_partitions,
2899 debug_mem_sym_stats): Declare.
2900 * tree-ssa-structalias.c (update_alias_info): Update call
2901 sites, pure/const call sites and asm sites in structure
2902 returned by gimple_mem_ref_stats.
2903 Remove local variable IS_POTENTIAL_DEREF.
2904 Increase NUM_DEREFS if the memory expression is a potential
2906 Call update_mem_sym_stats_from_stmt.
2907 If the memory references memory, call
2908 update_mem_sym_stats_from_stmt for all the direct memory
2909 symbol references found.
2910 (intra_create_variable_infos): Set noalias_state field for
2911 pointer arguments according to the value of
2912 flag_argument_noalias.
2913 * tree-ssa-structalias.h (struct alias_info): Remove fields
2914 num_calls_found and num_pure_const_calls_found.
2915 (update_mem_sym_stats_from_stmt): Declare.
2916 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
2917 Set default value to 100.
2918 (PARAM_AVG_ALIASED_VOPS): Define.
2920 2007-04-11 Richard Guenther <rguenther@suse.de>
2923 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
2924 a * -b + c as c - a * b if we honor sign dependent rounding.
2926 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2928 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
2930 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
2931 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
2933 (initialize_trampoline): Don't use old-style function definition.
2934 (bfin_secondary_reload): Mark IN_P argument as unused.
2936 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
2938 PR tree-optimization/31343
2939 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
2940 (build_polynomial_chrec): Return a scalar when the evolution is zero.
2941 * testsuite/gcc.dg/vect/pr31343.c: New.
2943 2007-04-10 Eric Christopher <echristo@apple.com>
2945 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
2946 * config/i386/i386.md (*cmpfp0): Use.
2947 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
2948 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
2949 (fix_trunc<mode>_i386_fisttp): Ditto.
2950 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
2951 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
2952 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
2953 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
2954 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
2955 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
2956 (unnamed_splitters): Ditto.
2957 * config/i386/i386.c (output_fix_trunc): Assert that
2958 we're not being passed a TFmode operand.
2960 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
2962 PR tree-optimization/31526
2963 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
2964 n_basic_blocks to find newly added blocks.
2966 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
2968 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
2970 (fix_trunc<mode>si_sse): Ditto.
2971 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
2972 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
2973 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
2974 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
2975 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
2976 expander using SSEMODEF mode macro.
2977 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
2978 expander using SSEMODEF mode macro.
2979 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
2980 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
2981 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
2982 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
2983 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
2984 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
2985 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
2986 Macroize insn using X87MODEF mode macro.
2988 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
2990 * config/i386/sse.md (sse2_pinsrw): Removed.
2991 (sse2_pextrw): Renamed to ...
2992 (*sse2_pextrw): This.
2994 2007-04-09 Jan Hubicka <jh@suse.cz>
2997 * config/i386/sse.md
2998 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
2999 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
3000 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
3001 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
3003 2007-04-09 Jan Hubicka <jh@suse.cz>
3005 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
3006 multiple fields of union.
3008 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
3010 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
3011 (create_preheaders): Check that loops are available.
3012 (fix_loop_structure): Clean up, improve comments.
3013 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
3014 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
3016 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
3017 * predict.c (tree_estimate_probability): Do not call
3018 calculate_dominance_info. Call create_preheaders.
3019 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
3020 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
3022 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
3023 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
3024 * tree-cfg.c (tree_split_edge): Make an assert more precise.
3025 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
3028 2007-04-08 Jan Hubicka <jh@suse.cz>
3030 * tree.h (maybe_fold_offset_to_component_ref): Declare.
3031 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
3032 * fold-const.c (fold_unary): Use it.
3034 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3036 * varasm.c (assemble_variable): Remove call to
3037 lang_hooks.decls.prepare_assemble_variable.
3038 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
3039 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
3040 * langhooks.h (lang_hooks_for_decls): Remove
3041 prepare_assemble_variable.
3043 2007-04-08 Mike Stump <mrs@apple.com>
3045 * config/i386/i386.c: Use inc/dec on Core2.
3047 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
3049 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
3050 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
3051 lhd_tree_inlining_end_inlining): Remove.
3052 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
3053 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
3055 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
3056 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
3057 lhd_tree_inlining_end_inlining): Remove prototypes.
3058 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
3059 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
3060 LANG_HOOKS_TREE_INLINING_START_INLINING,
3061 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
3063 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
3066 2007-04-08 Anatoly Sokolov <aesok@post.ru>
3069 * config/avr/predicates.md (io_address_operand): Delete predicate.
3070 (low_io_address_operand): Don't use 'mode' argument.
3071 (higth_io_address_operand): Rename ...
3072 (high_io_address_operand): ... to this. Don't use 'mode' argument.
3073 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
3076 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
3078 Revert change removing staticp.
3080 2007-04-07 Anatoly Sokolov <aesok@post.ru>
3083 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
3086 2007-04-07 Bruce Korb <bkorb@gnu.org>
3088 * c.opt: Add -Wformat-contains-nul.
3089 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
3091 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
3092 the NUL byte warning.
3094 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
3096 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
3098 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
3100 * tree.c (staticp): No longer use staticp langhook.
3101 * langhooks.c (lhd_staticp): Removed.
3102 * langhooks.h (struct lang_hooks): Remove staticp.
3103 * c-common.c (c_staticp): Remove.
3104 * c-common.h (c_staticp): Ditto.
3105 * langhooks-defs.h (lhd_staticp): Ditto.
3106 (LHD_HOOKS_STATICP): Ditto
3107 * tree.h (gcc_assert_lowered): New macro.
3109 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
3111 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
3112 argument "reliable".
3113 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
3114 Add argument "reliable". Propagate it through calls.
3115 (infer_loop_bounds_from_undefined): Derive number of iterations
3116 estimates from references in blocks that do not dominate loop latch.
3117 (gcov_type_to_double_int): New function.
3118 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
3119 and expected_loop_iterations_unbounded.
3120 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
3121 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
3122 * tree-data-ref.c (estimated_loop_iterations): Export.
3123 (get_references_in_stmt): Fix -- do not return addresses of local
3125 * cfgloop.h (expected_loop_iterations_unbounded,
3126 estimated_loop_iterations): Declare.
3128 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
3130 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
3132 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
3134 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
3135 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
3136 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
3137 Use output_387_reg_move().
3138 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
3139 expander using X87MODEF12 mode macro.
3140 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
3141 choosing register preferences. Use output_387_reg_move().
3142 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
3143 instead of "x". Use output_387_reg_move().
3144 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
3145 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
3146 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
3147 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
3148 Use output_387_reg_move().
3149 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
3151 (*truncxf?f_i387 splitter): Ditto.
3153 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
3155 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3156 LANG_HOOKS_SAFE_FROM_P.
3157 * expr.c (safe_from_p): Remove langhook call.
3158 * langhooks.h (lang_hooks): Remove safe_from_p.
3159 (lhd_safe_from_p): Remove prototype.
3160 * langhooks.c (lhd_safe_from_p): Remove.
3162 2007-04-06 Jan Hubicka <jh@suse.cz>
3164 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
3167 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
3169 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
3170 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
3171 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
3172 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
3174 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
3175 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
3177 2007-04-05 Richard Henderson <rth@redhat.com>
3179 * config/alpha/alpha.c (print_operand) [+]: Remove.
3180 (alpha_end_function): Print nop if call at end of function.
3181 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
3182 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
3183 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
3184 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
3185 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
3186 the call pattern. Update peepholes to match.
3188 2007-04-05 Janis Johnson <janis187@us.ibm.com>
3190 * doc/extend.texi (Other Builtins): Add decimal float variants
3192 * builtins.def: Ditto.
3193 * builtins.c (expand_builtin): Ditto.
3195 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
3196 H.J. Lu <hongjiu.lu@intel.com>
3199 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
3200 of V8HImode when calling ix86_binary_operator_ok.
3201 (sse2_pmaddwd): Call ix86_binary_operator_ok.
3202 (sdot_prodv8hi): Operands 1 and 2 must be register.
3204 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3206 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
3207 initialize align to silence bogus warning.
3209 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3212 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
3214 (struct sra_walk_fns): Remove use_all parameter from use.
3215 (sra_hash_tree): Handle BIT_FIELD_REFs.
3216 (sra_elt_hash): Don't hash bitfld blocks.
3217 (sra_elt_eq): Skip them in parent compares as well. Handle
3219 (sra_walk_expr): Don't maintain or pass down use_all_p.
3220 (scan_use): Remove use_all parameter.
3221 (scalarize_use): Likewise. Re-expand assignment to
3222 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
3223 output, and re-scalarize after output. Don't mark anything
3225 (scalarize_ldst): Adjust.
3226 (scalarize_walk_gimple_modify_statement): Likewise.
3227 (build_element_name_1): Handle BIT_FIELD_REFs.
3228 (instantiate_element): Don't warn for any element whose parent
3230 (instantiate_missing_elements_1): Return the sra_elt.
3231 (canon_type_for_field): New.
3232 (try_instantiate_multiple_fields): New.
3233 (instantiate_missing_elemnts): Use them.
3234 (mark_no_warning): Removed.
3235 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3236 (REPLDUP, sra_build_elt_assignment): New.
3237 (generate_copy_inout): Use them.
3238 (generate_element_copy): Likewise. Handle bitfld differences.
3239 (generate_element_zero): Don't recurse for blocks. Use
3240 sra_build_elt_assignment.
3241 (generate_one_element_int): Take elt instead of var. Use
3242 sra_build_elt_assignment.
3243 (generate_element_init_1): Adjust.
3244 (scalarize_use, scalarize_copy): Use REPLDUP.
3245 (scalarize_ldst): Move assert before dereference.
3246 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3248 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
3250 * regmove.c: Fix unused variable warnings due to previous commit.
3252 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
3254 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
3255 (regmove_bb_head): Remove.
3256 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
3257 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
3258 problems with fixup_match_1.
3259 Don't initialize/free regmove_bb_head.
3261 (reg_is_remote_constant_p): If an insn is in the same basic block
3262 but not before INSN, consider it remote, too.
3264 2007-04-05 Anatoly Sokolov <aesok@post.ru>
3267 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
3268 DECL_ASSEMBLER_NAME, not the DECL_NAME.
3270 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
3272 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
3273 (CONDITIONAL_REGISTER_USAGE): Likewise.
3275 2007-04-04 Richard Henderson <rth@redhat.com>
3277 * config/alpha/lib1funcs.asm: Remove unused file.
3279 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3282 * opts.c (print_specific_help): Fix --help=<language>
3284 (common_handle_option): Support --help=common.
3286 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3289 * gcc.c (main): Do not run the linker if
3290 print_subprocess_help indicates that it shouldn't be
3293 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
3296 * doc/invoke.texi (--help=): Document <languages> value, fix
3297 formatting in tables of values.
3299 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
3301 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
3302 dllimport attribute of virtual methods.
3304 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
3306 * config/score/crti.asm: Change _bss_start to __bss_start.
3307 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
3308 (OUTGOING_REG_PARM_STACK_SPACE) update.
3309 * config/score/score.opt: add options to make backend support
3310 score5, score5u, score7 and score7d.
3311 * config/score/score.md: Likewise.
3312 * config/score/misc.md: Likewise.
3313 * config/score/mac.md: Likewise.
3314 * doc/invoke.texi: Likewise.
3315 * doc/md.texi: update constraints define.
3317 2007-04-03 Richard Henderson <rth@redhat.com>
3319 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
3320 an appropriate type, use the mode instead.
3322 2007-04-03 Richard Sandiford <richard@codesourcery.com>
3324 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
3325 Set the default --with-arch setting to mips2.
3326 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
3327 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3328 (MULTILIB_OSDIRNAMES): Delete.
3329 (MULTILIB_DIRNAMES): Define.
3330 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
3331 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
3332 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
3333 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
3334 VXWORKS_OS_CPP_BUILTINS.
3335 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
3336 (MIPS_DEBUGGING_INFO): Undefine.
3337 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
3339 2007-04-03 Jakub Jelinek <jakub@redhat.com>
3342 * fold-const.c (native_encode_real): Encode real.c provided longs
3343 as a series of 32-bit native integers.
3344 (native_interpret_real): Interpret buffer as a series of 32-bit
3347 2007-04-03 Richard Guenther <rguenther@suse.de>
3349 * genpreds.c (write_insn_constraint_len): Write function
3350 optimized for CONSTRAINT_LEN implementation.
3351 (write_tm_preds_h): Output insn_constraint_len inline and
3352 use it for CONSTRAINT_LEN.
3353 (write_insn_preds_c): Don't output insn_constraint_len.
3354 * doc/md.texi (define_register_constraint): Document multi-letter
3355 constraints shall have the same length if they start with the same
3358 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
3361 * config/i386/i386.md (isinf<mode>2): Expand only when
3362 TARGET_C99_FUNCTIONS is set.
3364 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
3366 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
3367 (x86_64-*-linux*): Ditto.
3368 * config/i386/i386.opt (mpc): New option.
3369 * config/i386/i386.c (overrride_options): Handle
3370 ix87_precision_string.
3371 * config/i386/crtprec.c: New file.
3372 * config/i386/t-crtpc: Ditto.
3373 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
3375 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
3376 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3377 crtprec32.o, crtprec64.o and crtprec80.o.
3379 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
3381 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
3383 2007-04-02 Eric Christopher <echristo@apple.com>
3385 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
3386 limitations on darwin.
3388 2007-04-02 Anatoly Sokolov <aesok@post.ru>
3391 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
3393 2007-04-02 Dave Korn <dave.korn@artimi.com>
3395 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
3397 2007-04-02 Dave Korn <dave.korn@artimi.com>
3399 * libgcc2.h (exception_descriptor): Don't forward-declare.
3400 (__get_eh_table_language, __get_eh_table_version): Delete
3401 prototypes of long-dead functions.
3403 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
3405 * ebitmap.h: New file
3406 * ebitmap.c: New file
3407 * Makefile.in (ebitmap.o): New target.
3409 2007-04-01 Jan Hubicka <jh@suse.cz>
3411 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
3412 before very first instruction.
3414 2007-04-01 Jan Hubicka <jh@suse.cz>
3416 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
3417 waring on 64bit hosts.
3418 * bitmap.h: Fix typo in bitmap_head_def.
3420 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
3422 PR rtl-optimization/31391
3423 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
3424 into a DELETED_LABEL note, and the label is in an empty basic
3425 block, update BB_END as well as BB_HEAD.
3427 2007-04-01 Richard Henderson <rth@redhat.com>
3429 PR tree-optimization/31169
3430 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
3431 to varying if the range is outside [0, prec-1].
3433 2007-04-01 Richard Sandiford <richard@codesourcery.com>
3436 * config/mips/mips.md (load_const_gp): New insn.
3437 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
3438 the MIPS16 GP pseudo register if no_new_pseudos.
3439 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
3441 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3444 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
3446 (call_value): Likewise.
3448 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
3449 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3452 * doc/invoke.texi: (optimization options): Reword description
3453 of -ffast-math. Document its primary purpose.
3455 2007-03-31 Richard Guenther <rguenther@suse.de>
3457 * omp-low.c (splay-tree.h): Include.
3458 (lookup_decl): Replace splay-tree usage by pointer-map.
3459 (maybe_lookup_decl): Likewise.
3460 (new_omp_context): Likewise.
3461 (delete_omp_context): Likewise.
3462 * gimplify.c (splay-tree.h): Include.
3463 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
3465 (remap_ssa_name): Likewise.
3466 (remap_decl): Likewise.
3467 (remap_type_1): Likewise.
3468 (remap_type): Likewise.
3469 (copy_body_r): Likewise.
3470 (expand_call_inline): Likewise.
3471 (clone_body): Likewise.
3472 (copy_tree_r): Likewise.
3473 (remap_save_expr): Likewise.
3474 (unsave_r): Likewise.
3475 (unsave_expr_now): Likewise.
3476 (tree_function_versioning): Likewise.
3477 (build_duplicate_type): Likewise.
3478 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
3479 (struct copy_body_data): Replace splay-tree by pointer-map.
3480 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
3481 not $(SPLAY_TREE_H).
3482 (gimplify.o): Depend on $(SPLAY_TREE_H).
3483 (omp-low.p): Likewise.
3485 2007-03-31 Anatoly Sokolov <aesok@post.ru>
3487 * config/avr/predicates.md (even_register_operand,
3488 odd_register_operand): New predicates.
3489 * config/avr/avr.md (movw peephole2): New.
3490 (movw_r peephole2): New.
3492 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
3494 * tree.h (get_signed_or_unsigned_type): New.
3495 * fold-const.c (operand_equal_for_comparison_p): Use
3496 get_signed_or_unsigned_type instead of
3497 lang_hooks.types.signed_or_unsigned_type.
3498 * expr.c (store_expr): Ditto.
3499 * langhooks.c (get_signed_or_unsigned_type): New.
3500 (lhd_signed_or_unsigned_type): New.
3501 * langhooks.h (lhd_signed_or_unsigned_type): New.
3502 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
3504 2007-03-30 Richard Henderson <rth@redhat.com>
3506 * tree-ssa-loop-ivopts.c: Include target.h.
3507 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
3508 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
3509 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
3510 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
3512 2007-03-30 Richard Henderson <rth@redhat.com>
3513 Kai Tietz <kai.tietz@onevision.com>
3515 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
3517 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
3518 (TARGET_64BIT_MS_ABI): New.
3519 (DBX_REGISTER_NUMBER): Handle 64-bit.
3520 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
3521 (LONG_TYPE_SIZE): Force to 32.
3522 (REG_PARM_STACK_SPACE): New.
3523 (OUTGOING_REG_PARM_STACK_SPACE): New.
3524 (REGPARM_MAX, SSE_REGPARM_MAX): New.
3525 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3526 (STACK_BOUNDARY): Use 128 for 64-bit.
3527 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
3528 Add 64-bit implementation.
3529 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
3531 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
3532 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
3533 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
3534 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
3535 (ix86_handle_cconv_attribute): Don't warn when ignoring if
3536 TARGET_64BIT_MS_ABI.
3537 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
3538 (ix86_pass_by_reference): Likewise.
3539 (ix86_function_value_regno_p): Likewise.
3540 (ix86_build_builtin_va_list): Likewise.
3541 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
3542 (function_arg_advance_ms_64): New.
3543 (function_arg_advance): Call it.
3544 (function_arg_ms_64): New.
3545 (function_arg): Call it.
3546 (function_value_ms_64): New.
3547 (ix86_function_value_1): Call it.
3548 (return_in_memory_ms_64): New.
3549 (ix86_return_in_memory): Call it.
3550 (setup_incoming_varargs_ms_64): New.
3551 (ix86_setup_incoming_varargs): Call it.
3552 (ix86_expand_prologue): Handle 64-bit stack probing.
3553 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
3554 (output_pic_addr_const): Likewise.
3555 (x86_this_parameter): Likewise.
3556 (x86_output_mi_thunk): Likewise.
3557 (x86_function_profiler): Likewise.
3558 (TARGET_STRICT_ARGUMENT_NAMING): New.
3559 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
3560 (TARGET_64BIT_MS_ABI): New.
3561 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
3562 * config/i386/i386.md (allocate_stack_worker): Remove.
3563 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
3564 describe the clobber of eax without a match_scratch.
3565 (allocate_stack_worker_postreload): Remove.
3566 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
3567 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
3568 (allocate_stack_worker_rex64_postreload): Remove.
3569 (allocate_stack): Handle 64-bit.
3570 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
3571 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
3572 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
3573 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
3574 (STANDARD_STARTFILE_PREFIX_1): Likewise.
3575 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
3576 * config.build (x86_64-*-mingw*): New host.
3577 * config.host (x86_64-*-mingw*): New host.
3578 * config.gcc (x86_64-*-mingw*): New target.
3579 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
3581 2007-03-30 Richard Henderson <rth@redhat.com>
3582 Kai Tietz <kai.tietz@onevision.com>
3584 * c-pragma.c (struct def_pragma_macro_value): New.
3585 (struct def_pragma_macro): New.
3586 (pushed_macro_table): New.
3587 (dpm_hash, dpm_eq): New.
3588 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
3589 (init_pragma): Install them.
3590 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
3592 2007-03-30 Anatoly Sokolov <aesok@post.ru>
3594 * config/avr/avr.c (avr_override_options): Clear
3595 'flag_delete_null_pointer_checks'.
3597 2007-03-30 Paolo Carlini <pcarlini@suse.de>
3600 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
3601 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
3602 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
3603 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
3604 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
3605 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
3606 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
3608 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
3610 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
3612 * regmove.c: Move all of pass_stack_adjustments from here...
3613 * combine-stack-adj.c: ...to this new file.
3614 * Makefile.in: Add rules for combine-stack-adj.o.
3616 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
3618 PR tree-optimization/31383
3619 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
3620 to have the same length.
3622 2007-03-30 Jan Hubicka <jh@suse.cz>
3625 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
3626 availablility; add more sanity checking; ask varpool only about
3629 2007-03-29 Richard Henderson <rth@redhat.com>
3631 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
3632 to decide, but __SIZEOF_LONG_LONG__.
3634 2007-03-29 Richard Henderson <rth@redhat.com>
3636 * emutls.c (struct __emutls_array): New.
3637 (emutls_destroy): Use it instead of casting element 0 from void*.
3638 (__emutls_get_address): Likewise.
3640 2007-03-29 Richard Henderson <rth@redhat.com>
3642 * varasm.c (initializer_constant_valid_p): Don't deny
3643 DECL_DLLIMPORT_P on functions.
3645 * config/i386/cygming.h: Remove function declarations.
3646 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
3647 (ASM_OUTPUT_LABELREF): Remove.
3648 (COMMON_ASM_OP): Remove.
3649 (ASM_OUTPUT_COMMON): Remove.
3650 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
3651 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
3652 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3653 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
3654 Rename from TARGET_ENCODE_SECTION_INFO.
3655 * config/i386/netware.h: Likewise.
3656 * config/i386/i386-protos.h: Update.
3657 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
3658 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
3659 (legitimate_constant_p): Reject dllimports.
3660 (dllimport_map, get_dllimport_decl): New.
3661 (legitimize_dllimport_symbol): New.
3662 (legitimize_address, ix86_expand_move): Use it.
3663 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
3664 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
3665 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
3666 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
3667 * config/i386/predicates.md (constant_call_address_operand): Only
3668 accept symbols; reject dllimport_p symbols.
3669 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
3670 i386_pe_maybe_record_exported_symbol.
3671 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
3672 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
3673 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
3674 trust the setting of DECL_DLLIMPORT_P.
3675 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
3676 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
3677 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
3678 tidy the argument scanning loop.
3679 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
3680 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
3681 (i386_pe_strip_name_encoding): Remove.
3682 (i386_pe_binds_local_p): New.
3683 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
3684 (i386_pe_output_labelref): Remove.
3685 (i386_pe_asm_output_aligned_decl_common): New.
3686 (i386_pe_maybe_record_exported_symbol): Rename from
3687 i386_pe_record_exported_symbol; check for dllexported symbols.
3689 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
3691 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
3692 add comment explaining why vsnprintf cannot be used.
3694 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
3696 PR tree-optimization/30666
3697 * tree.c (build_complex_type): When creating type names for DWARF2
3698 debug info, create TYPE_DECLs for TYPE_NAME instead of
3700 (build_common_tree_nodes_2): Use build_complex_type when building
3701 predefined complex types, to preserve canonical types.
3703 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
3705 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
3706 (noce_get_alt_condition): Look at it to determine whether to
3707 reverse the condition or not.
3708 (noce_get_condition): Substitute the truth for lies.
3709 (noce_find_if_block): Set the then_else_reversed field.
3711 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
3713 * config/fr30/fr30.md (movdi): Do not accept immediates as the
3714 destination of this insn.
3715 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
3716 than calling gen_rtx_SET directly. Use r0 to hold the value of
3717 'address + 4' rather than a stack based temporary which can be
3720 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3722 * config/s390/s390.c (s390_secondary_input_reload_class,
3723 s390_secondary_output_reload_class): Functions removed.
3724 (s390_secondary_reload): New function.
3725 (TARGET_SECONDARY_RELOAD): Target macro defined.
3726 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
3727 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
3728 * config/s390/s390.md ("reload_outti", "reload_outdi",
3729 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
3730 "reload_out<mode>"): Expanders removed.
3731 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
3732 "reload<mode>_nonoffmem_out"): Expanders added.
3734 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
3736 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
3737 SRC->DEST replacement failed anyway.
3739 2007-03-28 Mike Stump <mrs@apple.com>
3741 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
3742 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
3743 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
3745 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3747 * config.gcc: Accept barcelona as a variant of amdfam10.
3748 * config/i386/i386.c (override_options): Likewise.
3749 * doc/invoke.texi: Likewise.
3751 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
3753 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
3754 offsets for BIT_FIELD_REF and COMPONENT_REF.
3756 2007-03-28 Richard Guenther <rguenther@suse.de>
3758 * tree.c (is_global_var): Move ...
3759 * tree-flow-inline.h (is_global_var): ... here.
3760 * tree.h (is_global_var): Remove declaration.
3762 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
3764 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
3766 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
3767 * config/i386/i386.c (ix86_tune_features): Initialize new
3769 * config/i386/predicates.md (promotable_binary_operator): Use
3770 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
3772 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
3775 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
3777 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
3779 * config/fr30/fr30.md (movsi_internal): Change destination
3780 constraint from m to V and add m to the end.
3782 2007-03-28 Christian Bruel <christian.bruel@st.com>
3784 * config/sh/sh.md (movsi_i): Fix type attribute.
3786 2007-03-28 Christian Bruel <christian.bruel@st.com>
3788 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
3789 (movsf_ie): Likewise.
3791 2007-03-28 Christian Bruel <christian.bruel@st.com>
3793 * config.gcc: Add sh4-300 to multilib.
3794 * config/sh/t-mlib-sh4-300: New file.
3796 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
3798 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
3799 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
3801 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
3802 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
3803 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
3804 "fixuns_trunctddi2"): Whitespace fix.
3806 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
3808 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
3809 the definition of struct sh_args.
3810 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
3811 CALL_COOKIE_INT_REG_GET): Likewise.
3813 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
3815 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
3816 transformations are applied successfully.
3818 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
3820 * tree.c (tree_contains_struct): Permit 512 tree codes.
3821 * tree.h (tree_contains_struct): Ditto.
3822 (MAX_TREE_CODES): Ditto.
3823 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
3824 SPARE member to store remaining padding bits.
3826 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3828 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
3831 2007-03-27 Janis Johnson <janis187@us.ibm.com>
3833 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
3834 * configure: Regenerate.
3836 * configure: Regenerate using the correct version of autoconf.
3838 2007-03-27 Anatoly Sokolov <aesok@post.ru>
3840 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
3842 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
3843 regs to "__SP_L__" and "__SP_H__".
3845 2007-03-27 Richard Guenther <rguenther@suse.de>
3847 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
3848 computations with it with a HOST_WIDE_INT variable.
3850 2007-03-26 Mike Stump <mrs@apple.com>
3852 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
3853 objective-c-header, objective-c++-header and objc++-cpp-output
3855 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
3857 2007-03-26 Richard Henderson <rth@redhat.com>
3860 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
3861 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
3862 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
3863 IX86_BUILTIN_PSRLQ128): New.
3864 (ix86_init_mmx_sse_builtins): Add them.
3865 (ix86_expand_builtin): Expand them.
3866 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
3867 operand 2 be TImode.
3868 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
3869 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
3870 _mm_srli_epi64): Mark __B const.
3871 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
3872 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
3873 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
3874 new two-vector shift builtins.
3876 2007-03-26 Ian Lance Taylor <iant@google.com>
3878 PR tree-optimization/31345
3879 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
3880 [+INF, +INF(OVF)] into VARYING.
3882 2007-03-26 Zack Weinberg <zackw@panix.com>
3884 * gengtype-parse.c: New file.
3885 * gengtype-yacc.y: Delete.
3886 * gengtype-lex.l: Don't include gengtype-yacc.h.
3887 Define YY_DECL and yyterminate appropriately for recursive
3888 descent parser. yylval is now a string out-parameter to yylex.
3889 (HWS, EOID): New shorthand.
3890 (IWORD): Add a couple more types.
3891 (yylex): Add a setup stanza. Remove the complex rules for
3892 detecting GTY'ed types and typedefs; replace with simple
3893 keyword detectors. Adjust everything for the changed
3894 definition of yylval. Ignore all pp-directives, not just #define.
3896 (parse_file): Rename yybegin; do not call yyparse.
3898 * gengtype.c (xasprintf): Export again.
3899 (this_file): New. Use everywhere __FILE__ was being used.
3900 (get_lang_bitmap): Special case types defined in gengtype.c.
3901 (do_typedef, new_structure): Suppress definition of certain types.
3902 (new_structure): Improve diagnostics of duplicate definitions.
3903 Make sure location_s is associated with input.h.
3904 (nreverse_pairs, define_location_structures): New functions.
3905 (main): Improve tagging of kludge types. Remove old kludges
3906 for input.h types; use define_location_structures.
3907 * gengtype.h: Update prototypes. Define token codes here.
3908 * Makefile.in: Remove all references to gengtype-yacc.
3909 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
3911 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
3912 add GTY((skip)) to the field that's only conditionally there.
3913 * doc/install.texi: Document that Bison is no longer required
3914 unless building treelang.
3916 * gengtype.c: Don't include gtyp-gen.h.
3917 (srcdir): Declare here.
3918 (base_files, lang_dir_names): Allocate dynamically.
3919 (gt_files, num_gt_files, num_lang_dirs): New globals.
3920 (measure_input_list, read_input_line, read_input_list)
3921 (set_lang_bitmap): New functions.
3922 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
3923 simplify, relying on read_input_list to set up the bitmaps.
3924 (main): Arguments are no longer unused. Check for correct number
3925 of command line arguments, set srcdir and srcdir_len, then call
3926 read_input_list, before doing anything else. No need to worry
3927 about duplicates in main loop.
3928 * configure.ac: Simplify the calculation of all_gtfiles.
3929 Put language tags in there. Don't set or substitute
3930 all_gtfiles_files_langs or all_gtfiles_files_frags.
3931 * Makefile.in: Revamp the way gengtype is invoked, now that it
3932 takes a file on its command line with a much simpler format.
3933 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
3934 (GTFILES): Remove duplicates and C source files.
3935 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
3936 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
3937 * configure: Regenerate.
3939 * gengtype.h: Remove all type definitions to gengtype.c; leave
3940 only definitions of options_p, type_p, and pair_p as opaque
3941 pointers. Update prototypes.
3942 * gengtype.c: Many type definitions moved here from gengtype.h.
3943 Consolidate type definitions at the top of the file.
3944 (xvasprintf): Delete.
3945 (xasprintf): Make static.
3946 (create_nested_pointer_option): Add 'next' parameter.
3947 (create_field_all, create_field_at): New functions.
3948 (create_field): Now a thin wrapper around create_field_all.
3949 (create_optional_field): Rename create_optional_field_ and add
3950 line argument. Original name is now a macro which supplies
3952 (oprintf): Use vsnprintf directly.
3953 (close_output_files): Use fatal rather than perror/exit.
3954 (note_def_vec, note_def_vec_alloc): Use create_field_at.
3955 (main): Set progname. Don't use exit.
3956 * gengtype-yacc.y (struct_fields): Use create_field_at.
3957 (option, optionseqopt): Delete.
3958 (optionseq): Consolidate productions from option here so we
3959 can use the first argument to create_option.
3961 * gengtype-lex.l: Distinguish unions from structures in the
3962 token type. Don't call find_structure; return the tag as a string.
3963 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
3964 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
3965 Reorganize typedef_struct production accordingly.
3966 Use create_nested_ptr_option.
3967 * gengtype.c (create_nested_ptr_option): New function.
3968 * gengtype.h: Declare it.
3970 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
3971 (string_type): Don't declare.
3972 (do_scalar_typedef): Declare.
3973 (create_scalar_type): Update prototype.
3974 * gengtype.c (string_type): Make static.
3975 (scalar_nonchar, scalar_char): New.
3976 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
3977 (resolve_typedef): Use scalar_nonchar for error recovery.
3978 (create_scalar_type): Remove name_len field. Return scalar_char
3979 or scalar_nonchar as appropriate.
3980 (adjust_field_type): Look at scalar_is_char boolean to decide whether
3982 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
3984 (main): Initialize scalar_char and scalar_nonchar before calling
3986 * gengtype-lex.l: Adjust for removal of second argument to
3987 create_scalar_type. Use yylval.s instead of yylval.t when
3989 * gengtype-yacc.y: Type of SCALAR is string. Call
3990 create_scalar_type from type:SCALAR rule. Adjust for removal of
3991 second argument to create_scalar_type.
3993 * vec.h: Remove all #if IN_GENGTYPE blocks.
3994 Add comment saying that changes may require adjustments to gengtype.
3995 * gengtype.c: Don't include coretypes.h or tm.h.
3996 Add comment to inclusion of errors.h.
3997 (note_def_vec, note_def_vec_alloc): New functions.
3998 * gengtype.h: Declare new functions.
3999 * gengtype-lex.l: Don't include coretypes.h.
4000 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
4002 (update_lineno): Remove unnecessary prototype.
4003 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
4004 (VEC rule): Just return VEC_TOKEN.
4005 * gengtype-yacc.y (VEC_TOKEN): New token type.
4006 (type): Add a production for VEC(a,b).
4007 * Makefile.in: Update dependencies.
4009 * gengtype-lex.l: Remove rules for parsing pointer-to-function
4010 typedefs that use the old PARAMS macro.
4012 * gengtype-lex.l: Remove all rules and states relating to yacc
4014 * gengtype-yacc.y: Similarly.
4015 * gengtype.c (note_yacc_type): Delete function.
4016 * gengtype.h: Update prototypes.
4018 2007-03-26 Joseph Myers <joseph@codesourcery.com>
4020 * tree-pretty-print.c (dump_generic_node): Report precision of
4021 unnamed integer types.
4023 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
4025 * ifcvt.c (noce_try_store_flag_constants): Don't check
4026 no_new_pseudos here.
4027 (noce_try_store_flag_constants): Don't check no_new_pseudos.
4028 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
4029 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
4030 noce_try_sign_mask): Likewise.
4031 (if_convert): Check no_new_pseudos here.
4033 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
4035 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
4036 (noce_get_condition): Handle new then_else_reversed argument.
4037 (noce_init_if_info): Remove, fold into noce_find_if_block.
4038 (noce_process_if_block): Take a struct noce_if_info as the
4039 argument. Don't set up one based on ce_if_info. Update pointer
4040 references accordingly.
4041 (cond_move_process_if_block): Likewise.
4042 (process_if_block): Removed.
4043 (find_if_block): Removed. Move functionality two new functions,
4044 noce_find_if_block and cond_exec_find_if_block.
4045 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
4046 blocks and the symmetric IF-ELSE-JOIN case.
4047 (cond_exec_find_if_block): Also new function mostly based on old
4048 find_if_block and process_if_block.
4049 (find_if_header): Replace find_if_block call with separately
4050 guarded calls to noce_find_if_block and cond_exec_find_if_block.
4051 (find_cond_trap): Update noce_get_condition call.
4052 (dead_or_predicable): Likewise.
4054 2007-03-26 Jakub Jelinek <jakub@redhat.com>
4056 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
4058 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
4059 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
4060 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
4061 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
4062 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
4063 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
4064 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
4065 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
4066 __builtin_ia32_psrad128 builtins.
4068 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
4070 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
4071 * config/i386/constraints.md
4072 (define_constraint "I"): Use IN_RANGE macro.
4073 (define_constraint "J"): Ditto.
4074 (define_constraint "K"): Ditto.
4075 (define_constraint "M"): Ditto.
4076 (define_constraint "N"): Ditto.
4077 (define_constraint "O"): Ditto.
4078 * config/i386/predicates.md
4079 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
4080 (define_predicate "const_0_to_3_operand"): Ditto.
4081 (define_predicate "const_0_to_7_operand"): Ditto.
4082 (define_predicate "const_0_to_15_operand"): Ditto.
4083 (define_predicate "const_0_to_63_operand"): Ditto.
4084 (define_predicate "const_0_to_255_operand"): Ditto.
4085 (define_predicate "const_1_to_31_operand"): Ditto.
4086 (define_predicate "const_2_to_3_operand"): Ditto.
4087 (define_predicate "const_4_to_7_operand"): Ditto.
4089 2007-03-25 David Edelsohn <edelsohn@gnu.org>
4091 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
4092 in SImode for save_world.
4093 * config/rs6000/altivec.md (save_world, restore_world): Convert to
4096 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
4098 PR tree-optimization/30784
4099 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
4102 2007-03-25 Revital Eres <eres@il.ibm.com>
4104 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
4105 Fold movement_possibility function into it.
4107 2007-03-25 David Edelsohn <edelsohn@gnu.org>
4109 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
4110 (load_macho_picbase_{si,di}): Convert to LR hard reg.
4111 (call_indirect_nonlocal_darwin64): Same.
4112 (call_nonlocal_darwin64): Same.
4113 (call_value_indirect_nonlocal_darwin64): Same.
4114 (call_value_nonlocal_darwin64): Same.
4115 (sibcall_nonlocal_darwin64): Same.
4116 (sibcall_value_nonlocal_darwin64): Same.
4117 (sibcall_symbolic_64): Same.
4118 (sibcall_value_symbolic_64): Same.
4119 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
4121 (rs6000_emit_load_toc_table): Same.
4122 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
4123 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
4129 (load_toc_v4_pic_si): Same
4130 (load_toc_v4_PIC_1): Same.
4131 (load_toc_v4_PIC_1b): Same.
4132 (call_indirect_aix{32,64}): Same.
4133 (call_value_indirect_aix{32,64}): Same.
4136 (call_local{32,64}): Same.
4137 (call_value_local{32,64}): Same.
4138 (call_indirect_nonlocal_aix{32,64}): Same.
4139 (call_nonlocal_aix{32,64}): Same.
4140 (call_value_indirect_nonlocal_aix{32,64}): Same.
4141 (call_value_nonlocal_aix{32,64}): Same.
4142 (call_indirect_nonlocal_sysv<mode>): Same.
4143 (call_nonlocal_sysv<mode>): Same.
4144 (call_value_indirect_nonlocal_sysv<mode>): Same.
4145 (call_value_nonlocal_sysv<mode>): Same.
4147 (sibcall_local{32,64}): Same.
4148 (sibcall_value_local{32,64}): Same.
4149 (sibcall_nonlocal_aix{32,64}): Same.
4150 (sibcall_value_nonlocal_aix{32,64}): Same.
4151 (sibcall_nonlocal_sysv<mode>): Same.
4152 (sibcall_value): Same.
4153 (sibcall_value_nonlocal_sysv<mode>): Same.
4155 2007-03-24 Paul Brook <paul@codesourcery.com>
4157 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
4158 * config/arm/linux-eabi.h: Remove legacy syscall hack.
4160 2007-03-24 Richard Henderson <rth@redhat.com>
4162 * config/ia64/constraints.md: New file.
4163 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
4164 satisfies_constraint_?.
4165 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
4166 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
4167 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
4168 ia64_output_mi_thunk): Likewise.
4169 (ia64_const_ok_for_letter_p): Remove.
4170 (ia64_const_double_ok_for_letter_p): Remove.
4171 (ia64_extra_constraint): Remove.
4172 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
4173 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
4174 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
4175 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
4176 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
4177 EXTRA_MEMORY_CONSTRAINT): Remove.
4178 * config/ia64/ia64.md: Include constriants.md. Replace
4179 CONST_OK_FOR_? with satisfies_constraint_?.
4181 2007-03-23 Michael Meissner <michael.meissner@amd.com>
4182 H.J. Lu <hongjiu.lu@intel.com>
4184 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
4186 (name macros): Use DPD_BID_NAME to convert names properly.
4188 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
4189 decimal floating point format.
4190 (init_floating_libfuncs): Change decimal functions so that they
4191 have a "bid_" prefix if the decimal system uses the BID format,
4192 and "dpd_" prefix if the decimal system uses the DPD format.
4193 (init_interclass_conv_libfuncs): Ditto.
4194 (init_intraclass_conv_libfuncs): Ditto.
4196 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
4197 using the BID format.
4199 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
4200 whether we are using the BID decimal format.
4201 * configure: Regenerate.
4203 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
4204 the compiler has decimal floating point enabled. Define
4205 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
4208 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
4209 using the BID format.
4211 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
4212 whether we are using the BID decimal format.
4213 * configure: Regenerate.
4215 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
4216 the compiler has decimal floating point enabled. Define
4217 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
4220 * doc/install.texi (--enable-decimal-float): Document BID and DPD
4221 options, and that it is enabled for i386/x86_64 systems.
4223 * Makefile.in (enable_decimal_float): New.
4225 (DECNUMINC): Add -I$(DECNUMFMT).
4226 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
4227 to $(DECNUMFMT) from $(DECNUM).
4229 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
4230 Substitute enable_decimal_float.
4231 * configure: Regenerated.
4234 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
4237 * configure.ac: Enable decimal float for x86_64-*-linux*.
4238 * configure: Regenerated.
4241 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
4242 decimal128ClearSign to flip and clear the sign bit in decimal128.
4243 (decimal_real_maxval): Set decimal128SetSign to set the sign
4246 2007-03-23 Ian Lance Taylor <iant@google.com>
4248 * fold-const.c (fold_binary): Correct warning for X - c >= X.
4250 2007-03-23 Ian Lance Taylor <iant@google.com>
4252 * tree-dump.c (dump_files): Correct comment.
4254 2007-03-23 Ian Lance Taylor <iant@google.com>
4256 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
4258 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
4260 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
4261 in cfglayout mode. Don't go into and out of cfglayout mode.
4262 Link the blocks in the order of the constructed traces.
4263 (rest_of_handle_tracer): Adjust call to tracer.
4264 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
4265 Don't go into cfglayout mode.
4266 (rtl_loop_done): Don't go out of cfglayout mode.
4267 * cfglayout.c (relink_block_chain): New function, split out from...
4268 (fixup_reorder_chain): ...here. Remove redundant checking.
4269 (cfg_layout_finalize): Don't clear the header, footer, and aux
4270 fields here, move the code to do so to relink_block_chain. Likewise
4271 for free_original_copy_tables.
4272 * rtl.h (tracer): Update prototype.
4273 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
4274 Assert we are in cfglayout mode. Don't go into and out of cfglayout
4275 mode. Use relink_block_chain to serialize the CFG according to the
4276 new basic block order. Move targetm.cannot_modify_jumps_p check from
4278 (gate_handle_reorder_blocks): ...to here.
4279 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
4281 (gate_duplicate_computed_gotos): ...to here.
4282 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
4283 something always changes when going into and out of cfglayout mode.
4284 Perform an expensive cfg cleanup while going into cfglayout mode.
4285 Always update liveness information on HAVE_conditional_execution
4286 targets. Reserialize the basic blocks and go out of cfglayout mode.
4287 * reg-stack.c: Include cfglayout.h.
4288 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
4289 the call to reorder_basic_blocks.
4290 * basic-block.h (reorder_basic_blocks): Update prototype.
4291 (relink_block_chain): New prototype.
4292 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
4294 2007-03-23 Joseph Myers <joseph@codesourcery.com>
4296 * config/mips/mips.md (type, hazard, *movdi_32bit,
4297 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
4298 *movhi_internal, *movqi_internal, *movsf_hardfloat,
4299 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
4300 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
4301 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
4303 (movcc): Change first xfer to multi.
4304 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
4305 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
4306 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
4307 config/mips/generic.md: Change reservations using "xfer" to use
4309 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
4310 using match_operand.
4311 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
4312 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
4314 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
4316 2007-03-22 Richard Henderson <rth@redhat.com>
4318 * config/i386/i386.c: Remove unnecessary function declarations.
4319 Move targetm definition, and all related macros, to the end of
4320 the file. Resort some functions to put definitions before uses.
4321 (ix86_attribute_table): Make static. Move to end of file.
4322 (ix86_gimplify_va_arg): Make static.
4324 2007-03-22 Richard Henderson <rth@redhat.com>
4326 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
4327 don't increase local_regparm with force_align_arg_pointer check.
4328 (ix86_function_sseregparm): Assert 32-bit.
4329 (type_has_variadic_args_p): New.
4330 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
4331 type_has_variadic_args_p.
4332 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
4333 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
4334 use memset instead. Do maybe_vaarg check first; skip attribute
4335 tests if true; skip attribute tests for 64-bit.
4336 (construct_container): Remove TARGET_DEBUG_ARG.
4337 (function_arg_advance_32, function_arg_advance_64): Split out ...
4338 (function_arg_advance): ... from here.
4339 (function_arg_32, function_arg_64): Split out ...
4340 (function_arg): ... from here.
4341 (ix86_pass_by_reference): Tidy.
4342 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
4343 (function_value_32): New, from parts of ix86_function_value
4344 and ix86_value_regno.
4345 (function_value_64): New, from parts of ix86_function_value
4346 and ix86_libcall_value.
4347 (ix86_function_value_1): New.
4348 (ix86_function_value, ix86_libcall_value): Use it.
4349 (return_in_memory_32, return_in_memory_64): Split out ...
4350 (ix86_return_in_memory): ... from here.
4351 (ix86_struct_value_rtx): Skip for 64-bit.
4352 (ix86_libcall_value, ix86_value_regno): Remove.
4353 (setup_incoming_varargs_64): Split out ...
4354 (ix86_setup_incoming_varargs): ... from here.
4355 (ix86_va_start): Remove TARGET_DEBUG_ARG.
4356 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
4357 * config/i386/i386-protos.h (ix86_function_value): Remove.
4358 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
4360 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4363 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
4364 infinities not supported, otherwise emit warning if -Woverflow. On
4365 underflow, emit warning if -Woverflow.
4366 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
4368 * real.h (real_from_string): Update declaration
4370 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
4371 Richard Henderson <rth@redhat.com>
4373 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
4374 * calls.c (compute_argument_block_size, expand_call,
4375 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
4376 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
4377 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
4378 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
4379 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
4380 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
4381 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
4382 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
4385 2007-03-22 Joseph Myers <joseph@codesourcery.com>
4387 * c-incpath.c (add_sysroot_to_chain): New.
4388 (merge_include_chains): Add sysroot argument. Call
4389 add_sysroot_to_chain if sysrooted.
4390 (register_include_chains): Update call to merge_include_chains.
4391 * doc/cppopts.texi: Document use of '=' in include directory
4394 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
4396 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
4397 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
4398 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
4399 insn pattern using X87MODEF12 mode macro.
4401 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
4403 * regmove.c (regmove_optimize): Use reg_mentioned_p
4404 instead of reg_overlap_mentioned_p for DST.
4406 2007-03-21 Mike Stump <mrs@apple.com>
4408 * c.opt: Fixup for Objective-C/C++.
4410 2007-03-21 Steve Ellcey <sje@cup.hp.com>
4412 * explow.c (convert_memory_address): Fold memory reference when
4413 POINTERS_EXTEND_UNSIGNED < 0
4415 2007-03-21 Richard Henderson <rth@redhat.com>
4418 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
4419 * config/i386/mmintrin.h (__m64): Likewise.
4420 * config/i386/xmmintrin.h (__m128): Likewise.
4422 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4424 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
4425 (VXWORKS_OS_CPP_BUILTINS): Define.
4426 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
4427 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
4429 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4431 * rtl.h (constant_pool_reference_p): Delete.
4432 (find_constant_src): Declare.
4433 * rtlanal.c (find_constant_src): New function.
4434 * simplify-rtx.c (constant_pool_reference_p): Delete.
4435 * config/i386/i386.md: Use find_constant_src instead of
4436 constant_pool_reference_p/avoid_constant_pool_reference pairs.
4438 2007-03-21 Richard Sandiford <richard@codesourcery.com>
4440 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
4441 * c-cppbuiltin.c (c_cpp_builtins): Define them.
4443 2007-03-20 Mark Mitchell <mark@codesourcery.com>
4445 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
4446 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
4447 (arm_elf_asm_constructor): Use it.
4448 (arm_elf_asm_destructor): New function.
4450 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
4452 * jump.c (mark_jump_label): Treat SEQUENCE specially.
4454 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
4456 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
4458 2007-03-19 Andrew Haley <aph@redhat.com>
4460 PR tree-optimization/31264
4461 * tree-vrp.c (register_edge_assert_for_1): Don't look though
4464 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
4466 PR rtl-optimization/30907
4467 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
4468 (fwprop_init): Always call loop_optimizer_initialize.
4469 (fwprop_done): Always call loop_optimizer_finalize.
4470 (fwprop): We always have loop info now.
4471 (gate_fwprop_addr): Remove.
4472 (pass_fwprop_addr): Use gate_fwprop as gate.
4474 PR rtl-optimization/30841
4475 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
4476 df_chain_alloc): Call df_reorganize_refs unconditionally.
4477 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
4478 refs_organized to refs_organized_size.
4479 (df_ref_create_structure): Use refs_organized_size instead of
4480 bitmap_size if refs had been organized, and keep refs_organized_size
4482 * df.h (struct df_ref_info): Change refs_organized to
4483 refs_organized_size.
4484 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
4487 2007-03-19 Mark Mitchell <mark@codesourcery.com>
4489 * except.c (output_function_exception_table): Do not reference the
4490 EH personality routine for functions that do not require an
4493 2007-03-20 Jakub Jelinek <jakub@redhat.com>
4496 * c-typeck.c (convert_for_assignment): Call comptypes for
4497 RECORD_TYPE or UNION_TYPE.
4500 * reload1.c (reload): Do invalid ASM checking after
4501 cleanup_subreg_operands.
4503 2007-03-19 Jeff Law <law@redhat.com>
4505 * tree-cfg.c (find_taken_edge): Tighten conditions for
4506 optimizing computed gotos.
4508 2007-03-19 Michael Matz <matz@suse.de>
4510 * builtins.c (expand_builtin_sync_operation,
4511 expand_builtin_compare_and_swap,
4512 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
4515 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
4516 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
4519 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4521 * doc/tm.texi: Add brackets around the return type of
4522 TARGET_SECONDARY_RELOAD.
4524 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4525 Richard Guenther <rguenther@suse.de>
4527 PR tree-optimization/31254
4528 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
4529 Use handled_component_p () where appropriate. Continue
4530 propagating into the rhs if we propagated into an INDIRECT_REF
4533 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4535 * config/s390/s390.md (op_type attribute): RRR instruction type added.
4536 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
4537 (xde, xdee): Mode attributes adjusted to support DFP modes.
4538 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
4539 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
4540 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
4541 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
4542 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
4543 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4544 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
4546 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
4547 "movsf"): Insn definitions removed.
4548 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
4549 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
4550 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
4552 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
4553 "reload_in<mode>", "reload_out<mode>"): Expander added.
4554 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
4557 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4559 * config/s390/s390.md: Only non-functional changes. Renamed
4560 FPR mode macro to BFP all over the file.
4562 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4564 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
4565 (op_type attribute): RRF instruction type added.
4566 (fT0): New mode attribute.
4567 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
4568 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
4569 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
4570 no secondary memory is needed when moving DFmode values between GPRs
4573 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4575 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
4576 inverted and documentation adjusted.
4577 ("mhard-dfp", "msoft-dfp"): New options.
4578 * config/s390/s390.c (s390_handle_arch_option): New architecture
4580 (override_options): Sanity checks for the new options added.
4581 * config.gcc: New architecture switch: z9-ec.
4582 * config/s390/s390.h (processor_flags): PF_DFP added.
4583 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
4584 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
4585 when the bit is NOT set so remove it from the defaults.
4587 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
4589 * genemit.c (main): Print include statement for dfp.h.
4590 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
4593 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4595 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
4597 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
4600 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
4603 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4605 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
4606 attr_length_call, output_call, output_indirect_call): Cleanup
4607 formatting of targetm calls.
4609 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
4611 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
4613 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4615 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
4616 reservation, bypass and anti-bypass descriptions for these instructions.
4617 Update move patterns.
4618 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
4621 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
4623 * tree-vect-transform.c (get_initial_def_for_induction): Replace
4624 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
4625 (get_initial_def_for_reduction): Likewise.
4627 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
4629 Fix PR tree-optimization/29922
4630 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
4631 (get_representative): Removed.
4632 (value_dies_in_block_x): Update for rvuse removal.
4633 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
4634 (compute_antic_aux): Handle when PHI nodes appear in
4635 non-single-successors.
4636 (dump_bitmap_of_names): Removed.
4637 (compute_antic_safe): Renamed and removed rvuse calculation.
4638 Calculate only antic safe.
4639 (insert_into_preds_of_block): Remove assert.
4640 (execute_pre): Update for renamed functions.
4641 (defer_or_phi_translate_block): New function.
4643 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4645 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
4646 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
4648 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
4649 Follow spelling conventions.
4651 * tree-data-ref.h: Remove the prototype for analyze_array.
4653 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
4655 PR tree-optimization/31041
4656 * tree-vect-transform.c (get_initial_def_for_induction): Call
4657 force_gimple_operand.
4659 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
4661 * ipa-type-escape.c (look_for_casts) : Revert code to use
4662 handled_component_p due to ada test a-numaux.adb.
4664 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
4666 * final.c (final_scan_insn): Alter the condition of a
4667 conditional trap if we have nonstandard CC.
4669 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4671 * configure.ac: Remove excess quoting from asm line 0 test.
4672 * configure: Rebuilt.
4674 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4676 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
4677 * c-common.c (convert_and_check): Move warning logic to...
4678 (warnings_for_convert_and_check): ...here. Define.
4679 * c-common.h (warnings_for_convert_and_check): Declare.
4681 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4683 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
4684 (output_call): Likewise.
4686 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4688 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
4690 2007-03-16 Richard Sandiford <richard@codesourcery.com>
4692 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
4694 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
4696 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
4697 opteron, athlon-64 and athlon-fx processor_alias_table entries.
4699 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
4701 PR tree-optimization/31183
4702 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4703 Use double_int instead of unsigned int for representing access_strides.
4704 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
4706 2007-03-16 Richard Guenther <rguenther@suse.de>
4708 PR tree-optimization/31146
4709 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
4710 to allow recursion of forward_propagate_addr_expr.
4711 (forward_propagate_addr_into_variable_array_index): Likewise.
4712 (forward_propagate_addr_expr): Likewise.
4713 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4714 (forward_propagate_addr_expr_1): Recurse on simple copies
4715 instead of propagating into them. Do so for useless conversions
4717 (forward_propagate_addr_expr): Clean up unused statements after
4720 2007-03-16 Richard Guenther <rguenther@suse.de>
4722 * builtins.c (expand_builtin_cexpi): Use the right argument
4723 for the expansion via cexp.
4725 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4727 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
4728 * configure: Rebuilt.
4730 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
4733 * dwarf2out.c (force_type_die): Adjust comment.
4734 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
4736 2007-03-15 DJ Delorie <dj@redhat.com>
4738 * config/frv/predicates.md (minmax_operator): Don't check operands
4741 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4743 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
4744 Update constant estimates of number of iterations.
4745 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
4746 argument renamed to "realistic".
4747 (compute_estimated_nb_iterations): Removed.
4748 (record_niter_bound): New function.
4749 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
4750 call record_nonwrapping_iv with upper = false.
4751 (infer_loop_bounds_from_signedness): Pass upper argument to
4752 record_nonwrapping_iv.
4753 (estimate_numbers_of_iterations_loop): Do not call
4754 compute_estimated_nb_iterations. Record estimate based on profile
4755 information. Initialize the constant estimates of number of
4757 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
4759 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
4760 number of iterations is too small.
4761 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
4762 (EST_NOT_AVAILABLE): Removed.
4763 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
4764 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
4767 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
4769 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
4770 Handle NE_EXPR guards.
4772 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4775 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
4776 Set also -pedantic-errors by default for the preprocessor unless
4777 -fpermissive is given.
4779 2007-03-15 Richard Guenther <rguenther@suse.de>
4783 * builtins.c (expand_builtin_cexpi): As a fallback if we
4784 don't have builtins for sincos or cexp create a function
4785 declaration for cexp and expand to a call to that.
4786 (expand_builtin_int_roundingfn): Always fall
4787 back to floor/ceil and its variants even if they may be
4790 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
4793 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
4794 jump tables, move the call to delete_dead_jumptables from here...
4795 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
4796 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
4797 don't allow merging of blocks that try_redirect_by_replacing_jump
4798 also does not handle when not optimizing.
4800 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4801 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4803 * config/i386/i386.md (x86_sahf_1): Correctly handle
4806 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
4809 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
4810 x86_64_general_operand as operand[2] predicate. Remove "iF"
4811 from operand constraints and use "e" constraint instead.
4812 (*subti3_1, *subti3_1 splitter): Ditto.
4813 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
4814 operand[1] predicate.
4816 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
4818 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
4819 arrays, multiply the access strides by the size of the sub-array.
4820 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
4822 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4824 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
4825 the configured assembler supports the sahf mnemonic.
4826 * configure: Regenerate.
4827 * config.in: Regenerate.
4829 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
4830 emit "sahf" or ".byte\t0x9e" as asm template.
4832 2007-03-14 Michael Meissner <michael.meissner@amd.com>
4835 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
4836 option to replace hard coded TARGET_xxx in md file.
4837 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
4838 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4839 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
4840 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
4841 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
4842 (X86_TUNE_NOT_VECTORMODE): Ditto.
4843 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
4844 (TUNE_AVOID_VECTOR_DECODE): Ditto.
4845 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
4846 (TUNE_SLOW_IMUL_IMM8): Ditto.
4847 (TUNE_MOVE_M1_VIA_OR): Ditto.
4848 (TUNE_NOT_UNPAIRABLE): Ditto.
4849 (TUNE_NOT_VECTORMODE): Ditto.
4851 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
4854 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
4855 tuning options instead of hard coded TARGET_xxx.
4856 (fix ssemode peephole2's): Ditto.
4857 (imul peephole2's): Ditto.
4859 (movdi_or_rex64): Ditto.
4860 (move peephole2): Ditto.
4861 (not peephole2's): Ditto.
4863 2007-03-14 Dirk Mueller <dmueller@suse.de>
4865 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
4866 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
4867 * c-parser.c (c_parser_if_body): Always add an empty statement in case
4869 * c-parser.c (c_parser_do_statement): Warn about empty body in
4871 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
4872 * doc/invoke.texi (-Wempty-body): Update documentation.
4874 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4877 * c-common.h (warn_for_div_by_zero): Declare.
4878 * c-common.c (warn_for_div_by_zero): Define.
4879 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
4882 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4884 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
4885 to PREFIX and STANDARD_PREFIX.
4887 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4888 Phil Edwards <phil@codesourcery.com>
4890 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
4891 (__gthread_once_t): Remove busy field for RTPs.
4892 (__GTHREAD_ONCE_INIT): Update accordingly.
4894 2007-03-14 Richard Sandiford <richard@codesourcery.com>
4896 * doc/invoke.texi: Document VxWorks options.
4898 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
4900 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
4902 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
4904 PR tree-optimization/30590
4905 * tree-nrv.c (tree_nrv): Check for the partial update of the
4908 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4910 * flags.h (flag_random_seed): Remove declaration, in favor of...
4911 * toplev.h (get_random_seed, set_random_seed): ... these.
4912 * tree.c (get_file_function_name): Use the former.
4913 * opts.c (common_handle_option): Use the latter.
4916 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
4919 * cse.c (cse_find_path): Do not bail out if a basic block that
4920 we already visited now becomes part of a path that starts at a
4921 different basic block. Just disallow this, to make sure we
4922 visit each basic block at most once.
4924 2007-03-13 Jan Hubicka <jh@suse.cz>
4926 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
4927 when profile esitmate is present, calls with very low frequency are
4930 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
4932 PR tree-optimization/30730
4933 PR tree-optimization/26900
4934 * tree-ssa-loop-niter.c: Include gmp.h.
4936 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
4937 split_to_var_and_offset, determine_value_range,
4938 bound_difference_of_offsetted_base, refine_bounds_using_guard,
4939 bound_difference, bounds_add, bounds_negate,
4940 number_of_iterations_ne_max, dump_affine_iv): New functions.
4941 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
4942 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
4943 difference of initial and final value of control iv to validate
4945 (number_of_iterations_cond): Add loop parameter. Determine bounds
4946 on the difference of the extremes of the control iv. Add dumps.
4947 (expand_simple_operations): Handle phi nodes.
4948 (simplify_using_initial_conditions): Do not record used conditions.
4949 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
4950 Do not set additional_info.
4951 (implies_nonnegative_p, implies_ge_p): Removed.
4952 (derive_constant_upper_bound): Do not use parameter `additional'.
4953 (record_estimate): Parameter `additional' removed. Parameter
4954 `i_bound' added. Do not call derive_constant_upper_bound.
4955 (record_nonwrapping_iv): Use derive_constant_upper_bound to
4956 bound the number of iterations estimate.
4957 (estimate_numbers_of_iterations_loop): Pass the estimate from
4958 the number of iterations analysis to record_estimate.
4959 * tree.h (multiple_of_p): Declare.
4960 * tree-scalar-evolution.c (expression_expensive_p): Removed.
4961 (scev_const_prop): Do not check expression_expensive_p.
4962 * fold-const.c (multiple_of_p): Exported.
4963 * double-int.c (double_int_mask): Exported.
4964 * double-int.h (double_int_mask): Declare.
4965 * tree-flow.h (struct tree_niter_desc): Removed additional_info
4966 field. Added max field.
4968 2007-03-13 David Taylor <taylor@candd.org>
4971 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
4974 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4977 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
4978 two unamed patterns.
4980 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
4982 * config/i386/i386.opt (mcx16, msahf): New options.
4983 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
4984 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
4986 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
4987 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
4988 Output -mcx16 and -msahf options when corresponding bit is set.
4990 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
4993 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
4995 * configure.ac: Test for assembler tolerance to # 0 "".
4996 * configure, config.in: Rebuilt.
4997 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
4999 2007-03-13 Geoffrey Keating <geoffk@apple.com>
5001 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
5003 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
5004 (handle_syscall): Handle direct system calls.
5005 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
5007 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
5009 * doc/invoke.texi: Fix cpp.info cross-reference.
5010 * doc/passes.texi: Fix gcc.info cross-reference.
5012 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
5014 PR tree-optimization/30835
5015 * lambda-code.c (can_convert_to_perfect_nest): Check whether
5016 bb_for_stmt is not NULL before accessing it.
5018 2007-03-12 Joseph Myers <joseph@codesourcery.com>
5020 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
5023 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
5026 * doc/install.texi: Document --enable-stage1-languages
5028 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
5030 * tree-pass.h (pass_into_cfg_layout_mode,
5031 pass_outof_cfg_layout_mode): Declare.
5032 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
5033 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
5034 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
5035 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
5037 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
5039 * c-decl.c (warn_variable_length_array): New function.
5040 Refactored from grokdeclarator to handle warn_vla
5041 and handle unnamed array case.
5042 (grokdeclarator): Refactored VLA warning case.
5043 * c.opt (Wvla): New flag.
5044 * doc/invoke.texi (Wvla): New warning.
5046 2007-03-12 Richard Henderson <rth@redhat.com>
5048 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
5049 (TARGET_SECTION_TYPE_FLAGS): New.
5051 2007-03-12 Richard Henderson <rth@redhat.com>
5053 * config/darwin.c (machopic_reloc_rw_mask): New.
5054 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
5055 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
5057 2007-03-12 Mark Mitchell <mark@codesourcery.com>
5059 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
5060 * cppdefault.h (cpp_PREFIX): Document.
5061 (cpp_PREFIX_len): Likewise.
5062 (cpp_EXEC_PREFIX): New variable.
5063 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
5064 * c-incpath.c (add_standard_paths): Correct logic for relocating
5065 paths within prefix.
5067 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
5069 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
5070 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
5072 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
5073 fix_truncdfdi_sse using SSEMODEF mode macro.
5074 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
5075 fix_truncdfsi_sse using SSEMODEF mode macro.
5076 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
5077 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
5079 2007-03-12 Richard Sandiford <richard@codesourcery.com>
5081 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
5084 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
5086 * tree.h : Add multiple_of_p declaration.
5087 * fold-const.c (multiple_of_p): Make multiple_of_p public.
5088 * ipa-type-escape.c (results_of_malloc): Redundant.
5089 (visited_stmts): New. Visited stmt for walk_use_def_chains.
5090 (cast_type): Extended with new members.
5091 (check_cast): Returns cast_type.
5092 (cast): New structure for data of walk_use_def_chains.
5093 (is_malloc_result, is_cast_from_non_pointer_1,
5094 is_cast_from_non_pointer,
5095 is_array_access_through_pointer_and_index): New functions.
5096 (look_for_casts): Returns cast types.
5097 (check_call): Returns void.
5098 (okay_pointer_operation): Use support of pointer plus index,
5099 pointer plus constant and allow all multiplications.
5101 2007-03-11 Richard Guenther <rguenther@suse.de>
5103 PR tree-optimization/31115
5104 * tree-vrp.c (extract_range_from_binary_expr): Make sure
5105 the shift count is positive and non-anti-range for RSHIFT_EXPR.
5106 A shift count of zero is not special as with *_DIV_EXPR.
5107 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
5110 2007-03-11 Ian Lance Taylor <iant@google.com>
5112 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
5113 the *_DIV_EXPR codes correctly with overflow infinities.
5115 2007-03-11 Ira Rosen <irar@il.ibm.com>
5117 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
5118 indicate success/failure of the analysis. Add negation to subtrahend
5119 in case of subtraction. Fail if both operands contain constants.
5120 (create_data_ref): Fail if analyze_offset fails.
5122 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
5124 * config/i386/i386.md (frndintxf2): Rename to ...
5125 (rintxf2): ... this. Remove expander having same name.
5126 (rintsf2, rintdf2): Implement using SSEMODEF macro.
5127 (roundsf2, rounddf2): Ditto.
5128 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
5129 (lround<mode>di2, lround<mode>si2): Ditto.
5131 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
5133 * lower-subreg.c: Include except.h.
5134 (decompose_multiword_subregs): Verify that the only control flow
5135 insns we can split are loads to multi-words pseudos.
5136 Handle breaking such blocks after splitting, instead of calling
5137 find_many_sub_basic_blocks.
5139 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
5140 on the new basic block. Add a lengthy comment explaining why we
5141 thought this was necessary.
5142 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
5144 2007-03-10 Mark Mitchell <mark@codesourcery.com>
5147 * tree.c (walk_type_fields): Recurse into the element type of
5148 ARRAY_TYPEs if there is a pointer set.
5150 2007-03-10 Dirk Mueller <dmueller@suse.de>
5152 * c-common.c (warn_logical_operator): Fix condition.
5154 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
5156 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
5158 * config/darwin.c (machopic_select_section): Remove superfluous
5159 argument in call to categorize_decl_for_section. Remove unused
5162 2007-03-10 Joseph Myers <joseph@codesourcery.com>
5164 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
5166 * configure: Regenerate.
5168 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
5171 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
5172 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
5173 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
5174 Add LABEL_NUSES to emitted label.
5175 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
5176 branch probability value to emitted jump insn.
5177 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
5178 Do not check life information and do not re-arrange input operands
5179 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
5181 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
5183 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
5184 the change of decode_asm_operands.
5186 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
5188 * mode-switching.c (create_pre_exit): Skip blockage insn.
5190 2007-03-09 Diego Novillo <dnovillo@redhat.com>
5192 * tree-pass.h (TODO_update_smt_usage): Remove.
5194 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
5198 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5200 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
5201 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
5202 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
5205 2007-03-09 Geoffrey Keating <geoffk@apple.com>
5207 * gcc.c: Document %{, in big comment at top.
5208 (input_suffix_matches): Remove special handling for .s and
5210 (input_spec_matches): New.
5211 (handle_braces): Handle %{,.
5212 (validate_switches): ',' indicates a value which is not a switch.
5213 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
5214 to detect assembler input.
5215 * config/i386/sol2.h (CPP_SPEC): Likewise.
5216 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
5217 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
5218 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
5219 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
5220 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
5221 -m64 causes deployment target to default to 10.5.
5222 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
5224 2007-03-09 Richard Henderson <rth@redhat.com>
5227 * target.h (targetm.asm.out.reloc_rw_mask): New.
5228 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
5229 (TARGET_ASM_OUT): Use it.
5230 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
5231 * varasm.c (categorize_decl_for_section): Remove shlib argument;
5232 use the new reloc_rw_mask target hook instead.
5233 (default_section_type_flags_1): Merge into...
5234 (default_section_type_flags): ... here.
5235 (decl_readonly_section_1): Merge into...
5236 (decl_readonly_section): ... here.
5237 (default_elf_select_section_1): Merge into...
5238 (default_elf_select_section): ... here.
5239 (default_unique_section_1): Merge into...
5240 (default_unique_section): ... here.
5241 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
5242 (default_select_rtx_section): Use it.
5243 (default_elf_select_rtx_section): Likewise.
5244 * output.h: Update to match.
5245 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
5246 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
5247 (TARGET_ASM_RELOC_RW_MASK): New.
5248 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
5249 to categorize_decl_for_section.
5250 (x86_64_elf_unique_section): Likewise.
5251 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
5252 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
5253 (TARGET_ASM_RELOC_RW_MASK): New.
5254 * config/ia64/ia64.c (ia64_rwreloc_select_section,
5255 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
5256 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
5257 (TARGET_RWRELOC): Remove.
5258 (ia64_section_type_flags): Adjust call to default_section_type_flags.
5259 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
5260 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
5261 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
5262 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
5263 (rs6000_xcoff_select_section): Use decl_readonly_section.
5264 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
5265 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
5266 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
5267 (TARGET_SECTION_TYPE_FLAGS): Remove.
5268 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
5270 2007-03-09 Roger Sayle <roger@eyesopen.com>
5272 * fold-const.c (fold_comparison): Remove compile-time evaluation of
5273 complex constant equality/inequality comparisons for here.
5274 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
5275 known at compile-time or can be simplified to a scalar comparison.
5276 (fold_relational_const): Move compile-time evaluation of complex
5277 constant equality/inequality comparisons to here.
5279 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5281 PR rtl-optimization/30643
5282 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
5284 (fold_rtx): Recurse, like before 2006-11-03.
5286 2007-03-09 DJ Delorie <dj@redhat.com>
5288 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
5291 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
5293 PR tree-optimization/30375
5294 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
5295 LHS of statements is not the same.
5296 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
5298 2007-03-09 Chao-ying Fu <fu@mips.com>
5300 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
5302 * doc/invoke.texi (-mdspr2): Document new option.
5303 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
5304 New unspec for DSP REV 2.
5305 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
5306 these instructions are extended in DSP REV 2.
5307 (mips-dspr2.md): Include.
5308 * config/mips/mips.opt (mdspr2): New option.
5309 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
5310 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
5311 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
5312 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
5313 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
5314 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
5315 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
5317 (bdesc_map): Add one field of unsupported_target_flags.
5318 (bdesc_arrays): Update entries to have extra fields. Add
5320 (mips_init_builtins): Initialize new function types.
5321 Check unsupported_target_fileds to filter out builtins.
5322 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
5324 (ASM_SPEC): Pass mdspr2 to the assembler.
5325 * config/mips/mips-dspr2.md: New file.
5327 2007-03-09 Sa Liu <saliu@de.ibm.com>
5329 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
5331 2007-03-09 Ian Lance Taylor <iant@google.com>
5333 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
5334 argument) like -Wstrict-overflow=2.
5335 * doc/invoke.texi (Warning Options): Update documentation.
5337 2007-03-09 Dirk Mueller <dmueller@suse.de>
5340 * doc/invoke.texi (-Wlogical-op): Document.
5341 * common.opt (-Wlogical-op): New.
5342 * c-common.h (warn_logical_operator): Declare.
5343 * c-common.c (warn_logical_operator): Define.
5344 * c-typeck.c (parser_build_binary_op): Call
5345 warn_logical_operator.
5347 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5349 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
5350 * final.c (final_scan_insn): Test for non-"" file name.
5352 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
5354 * doc/loop.texi: Document the Omega linear constraints solver.
5355 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
5356 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
5357 omega-hash-table-size, omega-max-keys, and
5358 omega-eliminate-redundant-constraints.
5359 * tree-pass.h (pass_check_data_deps): Declared.
5362 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
5363 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
5364 pass_check_data_deps): New.
5365 * tree-data-ref.c (init_data_ref): Remove declaration.
5366 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
5367 (analyze_array): Renamed init_array_ref, move up initializations.
5368 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
5369 Removed arguments that are set to NULL.
5370 (analyze_indirect_ref): Correct indentation, correct call to
5372 (object_analysis): Call init_array_ref instead of analyze_array.
5373 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
5374 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
5375 of DR_ACCESS_FNS_ADDR.
5376 (init_omega_eq_with_af, omega_extract_distance_vectors,
5377 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
5378 ddr_consistent_p): New.
5379 (compute_affine_dependence): Check consistency of ddrs when
5380 flag_check_data_deps is passed.
5381 (analyze_all_data_dependences): Uncomment.
5382 (tree_check_data_deps): New.
5383 * tree-data-ref.h: Include omega.h.
5384 (DR_ACCESS_FNS_ADDR): Removed.
5385 (data_dependence_relation): Add inner_loop.
5386 (DDR_INNER_LOOP): New.
5387 * common.opt (fcheck-data-deps): New.
5388 * tree-flow.h (tree_check_data_deps): Declare.
5389 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
5390 (OBJS-common): Depend on omega.o.
5392 * passes.c (pass_check_data_deps): Scheduled.
5393 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
5394 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
5395 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
5396 PARAM_VECT_MAX_VERSION_CHECKS,
5397 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
5399 2007-03-09 Richard Guenther <rguenther@suse.de>
5401 PR tree-optimization/30904
5403 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
5404 the same way as *_DIV_EXPR.
5406 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5408 * recog.c (decode_asm_operands): No mixed declarations and code.
5410 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
5412 * rtl.def (ASM_INPUT): Add location.
5413 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
5414 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
5415 (decode_asm_operands): Add loc operand.
5416 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
5417 * stmt.c (expand_asm): Rename to...
5418 (expand_asm_loc): ... this. Add locus argument. Pass it on to
5419 gen_rtx_ASM_INPUT_loc.
5420 (expand_asm_expr): Adjust.
5421 * recog.c (decode_asm_operands): Add loc operand.
5422 (check_asm_operands, extract_insn): Adjust.
5423 * reload1.c (maybe_fix_stack_asms): Likewise.
5424 * final.c (asm_insn_count): Likewise.
5425 (final_scan_insn): Output # line before and after asm.
5427 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
5429 * tree-ssa-structalias.c (variable_info): Remove
5431 (new_var_info): Ditto.
5432 (shared_bitmap_info_t): New structure.
5433 (shared_bitmap_table): New variable.
5434 (shared_bitmap_hash): New function.
5435 (shared_bitmap_eq): Ditto
5436 (shared_bitmap_lookup): Ditto.
5437 (shared_bitmap_add): Ditto.
5438 (merge_smts_into): Change to take bitmap directly.
5439 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
5440 (init_alias_vars): Init shared bitmap hashtable.
5441 (delete_points_to_sets): Delete shared bitmap hashtable.
5442 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
5443 is_aliased removal as a change that was still necessary was
5446 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
5448 * config/i386/i386.h (override_options): Conditionally disable
5449 x86_sahf for 64bit targets only.
5451 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5454 * c-decl.c (merge_decls): Don't call make_var_volatile.
5455 * varasm.c (make_var_volatile): Remove.
5456 * output.h (make_var_volatile): Remove.
5458 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
5460 PR tree-optimization/31085
5461 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
5463 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5465 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
5466 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
5467 ATTR_CONST_NOTHROW_LIST.
5469 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
5472 2007-03-08 Diego Novillo <dnovillo@redhat.com>
5474 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
5476 2007-03-08 Geoffrey Keating <geoffk@apple.com>
5479 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
5481 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
5482 passed, use shared libgcc.
5484 2007-03-08 Roger Sayle <roger@eyesopen.com>
5486 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
5487 instead of calling build2 with a GIMPLE_MODIFY_STMT.
5488 (honor_protect_cleanup_actions, lower_try_finally_switch):
5490 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
5491 ifc_temp_var): Likewise.
5492 * tree-inline.c (setup_one_parameter): Likewise.
5493 * tree-mudflap.c (mf_decl_cache_locals,
5494 mf_build_check_statement_for): Likewise.
5495 * tree-nested.c (init_tmp_var, save_tmp_var,
5496 finalize_nesting_tree_1): Likewise.
5497 * tree-outof-ssa.c (insert_copy_on_edge,
5498 insert_backedge_copies): Likewise.
5499 * tree-profile.c (tree_gen_edge_profiler,
5500 tree_gen_ic_profiler): Likewise.
5501 * tree-scalar-evolution.c (scev_const_prop): Likewise.
5502 * tree-sra.c (sra_build_assignment): Likewise.
5503 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
5504 * tree-ssa-math-opts.c (insert_reciprocals,
5505 execute_cse_sincos_1): Likewise.
5506 * tree-tailcall.c (adjust_accumulator_values,
5507 adjust_return_value): Likewise.
5508 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
5509 * tree-vect-transform.c (vect_create_data_ref_ptr,
5510 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
5511 vect_create_epilog_for_reduction, vectorizable_reduction,
5512 vectorizable_call, vectorizable_conversion,
5513 vectorizable_assignment, vectorizable_operation,
5514 vectorizable_type_demotion, vect_gen_widened_results_half,
5515 vect_permute_store_chain, vectorizable_store,
5516 vect_setup_realignment, vect_permute_load_chain,
5517 vectorizable_load, vectorizable_condition,
5518 vect_create_cond_for_align_checks): Likewise.
5519 * tree-vrp.c (build_assert_expr_for): Likewise.
5521 2007-03-08 Ian Lance Taylor <iant@google.com>
5523 * tree-vrp.c: Include "intl.h".
5524 (usable_range_p): New static function.
5525 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
5526 overflowed values, juts set *strict_overflow_p.
5527 (compare_values): Only return -2 if one of the operands is not a
5529 (compare_ranges): Call usable_range_p.
5530 (compare_range_with_value): Likewise.
5531 (vrp_evaluate_conditional_warnv): Rename from
5532 vrp_evaluate_conditional. Make static. Change all callers.
5533 (vrp_evaluate_conditional): New function.
5534 (simplify_div_or_mod_using_ranges): Issue warning about reliance
5536 (simplify_abs_using_ranges): Likewise.
5537 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
5538 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
5539 within_stmt parameter.
5540 * tree-ssa-propagate.c (fold_predicate_in): Update call to
5541 vrp_evaluate_conditional.
5542 * tree-ssa-threadedge.c
5543 (record_temporary_equivalences_from_stmts_at_dest): Change
5544 simplify parameter to take a second tree parameter.
5545 (simplify_control_stmt_condition): Likewise.
5546 (thread_across_edge): Likewise.
5547 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
5548 (thread_across_edge): Likewise.
5549 * Makefile.in (tree-vrp.o): Depend upon intl.h.
5551 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
5553 * config/i386/i386.h (TARGET_SAHF): New define.
5554 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
5555 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
5556 (x86_sahf): New global variable.
5557 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
5558 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
5559 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
5560 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
5562 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
5563 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
5564 when expanding fcomi/sahf based tests.
5565 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
5566 expanding sahf based alternative. Emit sahf based sequence when
5567 optimizing for code size.
5568 * config/i386/i386.md (x86_sahf_1): Do not disable for
5569 TARGET_64BIT, enable for TARGET_SAHF.
5571 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
5573 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
5574 spurious whitespace from error message.
5576 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
5579 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
5581 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
5583 * c-decl.c (grokdeclarator): Disable warnings for anonymous
5585 * tree-sra.c (instantiate_element): Propagate disabled warnings
5586 from the element itself to the created variable.
5588 2007-03-07 Richard Henderson <rth@redhat.com>
5591 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
5592 silently fix up the stack in the case of a missing register.
5594 2007-03-07 Paul Brook <paul@codesourcery.com>
5596 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
5598 2007-03-07 Joseph Myers <joseph@codesourcery.com>
5600 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
5602 (phase1_vrs): Use them.
5603 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
5604 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
5605 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
5606 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
5607 __gnu_Unwind_Restore_WMMXC if required.
5608 (_Unwind_VRS_Pop): Implement iWMMXt support.
5609 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
5610 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
5611 gnu_Unwind_Save_WMMXC): Define.
5613 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5615 * config/vxworks.h (vxworks_override_options): Declare.
5616 (VXWORKS_OVERRIDE_OPTIONS): Use it.
5617 * config/vxworks.c: Include target.h and toplev.h.
5618 (vxworks_override_options): New function.
5619 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
5621 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
5623 * config/s390/s390.c (override_options): Don't emit an error when
5624 -mstack-size is used without providing -mstack-guard.
5625 (s390_emit_prologue): Choose stack_guard value automatically if not
5626 provided via command line.
5627 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
5629 2007-03-07 Richard Sandiford <richard@codesourcery.com>
5631 * config/i386/i386.c (output_set_got): Add a GOT initialization
5632 sequence for VxWorks PIC.
5633 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
5634 around labels as well as symbols. Use gotoff_operand instead
5635 of local_symbolic_operand.
5636 (legitimize_pic_address): Use gotoff_operand instead of
5637 local_symbolic_operand. Use @GOT accesses for labels as
5639 (ix86_output_addr_diff_elt): Use PC-relative rather than
5640 GP-relative offsets for VxWorks PIC.
5641 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
5642 no_new_pseudos. Check whether the returned register is op0.
5643 * config/i386/i386.md (tablejump): Use PC-relative rather than
5644 GP-relative offsets for VxWorks PIC.
5645 * config/i386/predicates.md (gotoff_operand): New predicate.
5647 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5649 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
5651 * config/vxworks-dummy.h: New file.
5652 * config/i386/i386.h: Include it.
5654 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
5656 * dwarf2out.c (is_inlined_entry_point): New
5657 (add_high_low_attributes): Emit DW_AT_entry_pc along with
5658 DW_AT_ranges if the first subblock is the entry point.
5660 2007-03-06 David Daney <ddaney@avtrex.com>
5662 * doc/install.texi (mips-*-*): Change recommended binutils
5665 2007-03-06 Anatoly Sokolov <aesok@post.ru>
5667 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
5668 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
5670 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5671 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5673 2007-03-06 Jan Hubicka <jh@suse.cz>
5675 * errors.h (warning, error, fatal, internal_error): Mark as cold.
5676 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
5678 (probably_cold_bb_p): Cold functions are cold.
5679 (probably_never_executed_bb_p): Cold functions are cold.
5680 (tree_bb_level_predictions): Predict calls to cold functions as not
5682 (compute_function_frequency): Check hot/cold attributes.
5683 * function.h (function_frequency): Update comments.
5684 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
5685 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
5686 (c_common_att): Add cold and hot.
5688 * doc/extend.texi (hot,cold attributes): Document.
5690 2007-03-06 Andrew Haley <aph@redhat.com>
5692 * function.c (expand_function_end): Move blockage to just after we
5693 emit the label for the naked return from the function.
5695 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5697 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
5700 2007-03-06 Jan Hubicka <jh@suse.cz>
5702 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
5703 loaded for constant large models. Non-large 64bit PIC can do.
5704 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
5705 * cmodel.h: Add LARGE PIC.
5706 * i386.md (UNSPEC_PLTOFF): New.
5707 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
5709 (*call_1_rex64): Disable for large models.
5710 (*call_1_rex64_large): New.
5711 (*call_value_1_rex64): Disable for large models.
5712 (*call_value_1_rex64_large): New.
5713 (set_rip_rex4): New.
5714 (set_got_offset_rex64): New.
5715 * predicates.md (constant_call_address_operand): For large model
5716 constant calls are not possible.
5717 * i386-protos.h (construct_plt_address): Declare.
5718 * i386.c (override_options): Accept large models.
5719 (ix86_expand_prologue): Expand large PIC GOT pointer load.
5720 (legitimate_constant_p): Add new UNSPECs.
5721 (legitimate_pic_operand_p): Likewise.
5722 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
5723 (legitimize_pic_address): Do easy RIP relative way for TLS only for
5725 (output_pic_addr_const): Add PLTOFF.
5726 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
5727 (ix86_expand_move): Legitimize pic address when in PIC mode.
5728 (construct_plt_address): New function.
5729 (ix86_expand_call): Offload the address to register and use GOT pointer
5731 * invoke.texi (mcmodel=large): Update documentation.
5733 2007-03-06 Richard Henderson <rth@redhat.com>
5735 * config/i386/i386.c (x86_use_leave, x86_push_memory,
5736 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
5737 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
5738 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
5739 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
5740 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
5741 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
5742 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
5743 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
5744 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
5745 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5746 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
5747 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5748 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5749 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
5750 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
5751 x86_schedule, x86_use_bt, x86_pad_returns,
5752 x86_use_xchgb): Merge into ...
5753 (ix86_tune_features): ... here. New array.
5754 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5755 x86_bswap): Merge into ...
5756 (ix86_arch_features): ... here. New array.
5757 (x86_3dnow_a): Remove.
5758 (x86_accumulate_outgoing_args): Make static.
5759 (x86_arch_always_fancy_math_387): Make static.
5760 (ix86_tune_mask, ix86_arch_mask): Move ...
5761 (override_options): ... to local variables here. Apply the
5762 appropriate mask to each element of ix86_arch_features and
5763 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
5764 as were done in the old macros.
5765 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
5766 * config/i386/i386.h (x86_use_leave, x86_push_memory,
5767 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
5768 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
5769 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
5770 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
5771 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
5772 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
5773 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
5774 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
5775 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
5776 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5777 x86_accumulate_outgoing_args, x86_prologue_using_move,
5778 x86_epilogue_using_move, x86_decompose_lea,
5779 x86_arch_always_fancy_math_387, x86_shift1,
5780 x86_sse_partial_reg_dependency, x86_sse_split_regs,
5781 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
5782 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
5783 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
5784 x86_use_incdec, x86_pad_returns, x86_bswap,
5785 x86_partial_flag_reg_stall): Remove.
5786 (enum ix86_tune_indices): New.
5787 (ix86_tune_features): New.
5788 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
5789 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
5790 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
5791 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
5792 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
5793 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
5794 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
5795 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
5796 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
5797 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
5798 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
5799 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
5800 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
5801 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
5802 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
5803 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
5804 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
5805 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
5806 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
5807 TARGET_EXT_80387_CONSTANTS): Use it.
5808 (enum ix86_arch_indices): New.
5809 (ix86_arch_features): New.
5810 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
5811 TARGET_BSWAP): Use it.
5812 (ix86_tune_mask, ix86_arch_mask): Remove.
5814 2007-03-06 Joseph Myers <joseph@codesourcery.com>
5817 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
5818 Define using $${sysroot_headers_suffix}.
5819 * configure: Regenerate.
5820 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
5821 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
5823 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
5824 * gcc.c (print_sysroot_headers_suffix): New.
5825 (option_map): Include --print-sysroot-headers-suffix.
5826 (display_help): Mention -print-sysroot-headers-suffix.
5827 (process_command): Handle -print-sysroot-headers-suffix.
5828 (do_spec_1): Append multilib directory to include-fixed path if
5829 sysroot suffixes in use.
5830 (main): Handle -print-sysroot-headers-suffix.
5831 * Makefile.in (start.encap): Don't depend on xlimits.h
5832 (xlimits.h): Remove.
5833 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
5834 limits.h for each multilib in fixinc_list.
5835 (fixinc_list, s-fixinc_list): New.
5836 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
5837 generate them for each multilib in fixinc_list.
5838 (stmp-fixproto): Use include-fixed. Run fixproto for each
5839 multilib in fixinc_list.
5840 (mostlyclean): Don't remove xlimits.h.
5841 (clean): Remove include-fixed.
5842 (real-install-headers-tar, real-install-headers-cpio,
5843 real-install-headers-cp): Don't copy include, only include-fixed.
5844 (install-mkheaders): Depend on fixinc_list. Don't depend on
5845 xlimits.h. Save limits.h files for each multilib in fixinc_list.
5846 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
5847 SYSTEM_HEADER_DIR setting in mkheaders.conf.
5849 2007-03-06 Jan Hubicka <jh@suse.cz>
5851 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
5854 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5856 * configure.ac: Allow tm_file to contain build-directory files.
5857 * configure: Regenerate.
5858 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
5859 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
5860 * config/m68k/print-sysroot-suffix.sh: New file.
5862 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5864 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
5865 of pic_offset_table_rtx if reload_completed.
5866 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
5867 PIC_OFFSET_TABLE_REGNUM.
5868 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
5870 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
5871 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
5873 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5875 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5876 functions that call eh_return.
5878 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5880 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
5881 functions that need a constant pool.
5883 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5886 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
5887 (m68k_preferred_reload_class): Likewise.
5888 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
5889 (SECONDARY_RELOAD_CLASS): Define.
5890 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
5891 (LIMIT_RELOAD_CLASS): Delete.
5892 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
5893 registers from storing bytes.
5894 (m68k_secondary_reload_class): New function.
5895 (m68k_preferred_reload_class): Likewise.
5897 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5899 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
5901 (m68k_expand_prologue): Likewise.
5903 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5905 * config/m68k/m68k-protos.h (output_sibcall): Declare.
5906 (mips_expand_epilogue): Add a bool parameter.
5907 (m68k_legitimize_sibcall_address): Declare.
5908 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
5909 (m68k_expand_epilogue): Add a parameter to select between sibling
5910 and normal epilogues. Only generate a return for the latter.
5911 (m68k_ok_for_sibcall_p): New function.
5912 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
5913 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
5914 (sibcall_value, *sibcall_value): Likewise.
5915 (*call, *call_value): Require !SIBLING_CALL_P.
5916 (epilogue): Update call to m68k_expand_epilogue.
5917 (sibcall_epilogue): New pattern.
5918 * config/m68k/predicates.md (const_call_operand): Say that this
5919 predicate applies to sibling calls too.
5920 (sibcall_operand): New predicate.
5922 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5924 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
5925 alternatives as movsi_cf.
5926 (movsf_cf_hard): Add commentary.
5928 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
5929 Richard Sandiford <richard@codesourcery.com>
5931 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
5932 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
5933 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
5934 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
5935 as being live on exit from an interrupt function.
5936 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
5937 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
5938 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
5939 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
5940 (m68k_interrupt_function_p): Globalize.
5941 (m68k_compute_frame_layout): Remove reverse mask code.
5942 (m68k_emit_movem, m68k_set_frame_related): New functions.
5943 (m68k_output_function_prologue): Delete in favor of...
5944 (m68k_expand_prologue): ...this new function.
5945 (m68k_output_function_epilogue): Delete in favor of...
5946 (m68k_expand_epilogue): ...this new function.
5947 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
5949 (print_operand): Handle %?.
5950 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
5951 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
5952 (prologue, epilogue): New patterns.
5953 (return): Turn into a define_expand.
5954 (*return): New pattern, derived from old "return" pattern. Use rte
5955 rather than rts for interrupt functions. Only use rtd if the pop
5957 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
5958 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
5959 (link, *link, unlink, *unlink, load_got): Likewise.
5961 2007-03-06 Richard Sandiford <richard@codesourcery.com>
5965 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
5966 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
5967 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
5968 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
5969 and m68k_matches_u_p.
5970 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
5971 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
5972 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
5973 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
5974 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
5975 (REG_STRICT_P): New macro.
5976 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
5977 PCREL_GENERAL_OPERAND_OK.
5978 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
5979 m68k_legitimate_base_reg_p.
5980 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
5981 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
5982 (PIC_CASE_VECTOR_ADDRESS): Update comment.
5983 * config/m68k/m68k.c (m68k_address): New structure.
5984 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
5985 (m68k_decompose_index, m68k_legitimate_constant_address_p)
5986 (m68k_jump_table_ref_p, m68k_decompose_address)
5987 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
5988 (m68k_matches_u_p): New functions.
5989 (print_operand_address): Rewrite to use m68k_decompose_index.
5991 2007-03-05 David Taylor <dtaylor@emc.com>
5993 * gcc.c: Correct copyright date in --version output.
5995 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5997 * pa.md: In unamed move patterns, disparge copies between general
5998 and floating point registers using '?' modifier. Don't include 'f'
5999 constraint for register preferences in DImode, SImode, HImode and
6000 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
6001 Remove constraints for copies between general and floating registers
6002 in soft-float DFmode pattern.
6003 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
6007 2007-03-05 Mike Stump <mrs@apple.com>
6009 * c-common.c (targetcm): Add.
6010 * c-opts.c (c_common_handle_option): Handle language specific
6012 * opts.c (handle_option): Verify language for target options, if
6014 * opth-gen.awk: Add CL_LANG_ALL.
6015 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
6016 (TARGETCM_INITIALIZER): Add.
6017 * target.h (struct gcc_targetcm): Add.
6019 * targhooks.c (default_handle_c_option): Add.
6020 * targhooks.h (default_handle_c_option): Add.
6021 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
6023 * config/darwin.opt (iframework): Add.
6024 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
6025 * config/darwin-c.c (handle_c_option): Add.
6026 (TARGET_HANDLE_C_OPTION): Add.
6028 * doc/invoke.texi (Darwin Options): Add -iframework.
6030 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6032 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
6035 2007-03-05 Ian Lance Taylor <iant@google.com>
6037 * c.opt (fgnu89-inline): New option.
6038 * c-opts.c (c_common_post_options): Set default value for
6040 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
6041 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
6043 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
6044 (grokdeclarator, start_function): Likewise.
6045 * c-cppbuiltin.c (c_cpp_builtins): Define either
6046 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
6047 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
6048 (C Dialect Options): Document -fgnu89-inline.
6049 * doc/extend.texi (Function Attributes): Explain what the
6050 gnu_inline attribute does.
6051 * doc/cpp.texi (Common Predefined Macros): Document
6052 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
6054 2007-03-05 Ian Lance Taylor <iant@google.com>
6056 PR tree-optimization/31034
6057 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
6058 half-range if the other side is an overflow infinity.
6060 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
6062 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
6063 (bfin*-linux-uclibc*): New configuration.
6064 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
6066 * config/bfin/linux.h: New file.
6067 * config/bfin/libgcc-bfin.ver: New file.
6068 * config/bfin/t-bfin-uclinux: New file.
6069 * config/bfin/t-bfin-linux: New file.
6070 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
6071 (TARGET_OS_CPP_BUILTINS): New macro.
6073 2007-03-05 Richard Guenther <rguenther@suse.de>
6075 * fold-const.c (fold_binary): Remove duplicate folding
6076 of comparison of non-null ADDR_EXPR against null.
6078 2007-03-05 Richard Guenther <rguenther@suse.de>
6079 Dorit Nuzman <dorit@il.ibm.com>
6081 PR tree-optimization/26420
6082 * tree-vectorizer.c (vectorize_loops): Bail out early if there
6083 are no loops in the function. Only print the number of
6084 vectorized loops if it is greater than zero or we are supposed
6085 to print information about unvectorized loops.
6087 2007-03-05 Revital Eres <eres@il.ibm.com>
6089 * gcc.dg/var-expand1.c: New test.
6090 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
6091 when an accumulator is expanded.
6093 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6096 * c-common.c (convert_and_check): Don't give warnings for
6097 conversion if 'expr' already overflowed.
6099 2007-03-04 Roger Sayle <roger@eyesopen.com>
6102 * fold-const.c (fold_comparison): Enforce type consistency when
6103 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
6105 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
6107 * tree-ssa-address.c (create_mem_ref): Do not put an expression
6108 containing a cast to the base of TARGET_MEM_REF.
6110 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
6112 * tree.c (tree_contains_struct_check_failed): Remove spurious
6113 whitespace from error message.
6115 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
6118 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
6119 instead of precision.
6121 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
6122 Nathan Sidwell <nathan@codesourcery.com>
6124 * emit-rtl.c (find_auto_inc): New.
6125 (try_split): recreate REG_INC notes,
6126 Use regular for loops rather than whiles.
6128 2007-03-03 Andreas Schwab <schwab@suse.de>
6130 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
6131 * configure: Regenerate.
6133 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6135 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
6136 flag_rounding_math, not flag_unsafe_math_optimizations.
6138 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
6140 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
6141 alpha_fold_vector_minmax): Likewise.
6142 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6143 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
6145 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
6147 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
6148 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
6149 if the lhs has side-effects.
6150 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
6152 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6154 * config/i386/i386.h (TUNEMASK): Remove define.
6155 (ARCHMASK): Remove define.
6156 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
6157 Use ix86_arch_mask variable instead of ARCHMASK.
6158 * config/i386/i386.c (override_options): Ditto.
6159 (standard_80387_constant_p): Ditto.
6161 2007-03-02 Ian Lance Taylor <iant@google.com>
6163 Used signed infinities in VRP.
6164 * tree-vrp.c (uses_overflow_infinity): New static function.
6165 (supports_overflow_infinity): New static function.
6166 (make_overflow_infinity): New static function.
6167 (negative_overflow_infinity): New static function.
6168 (positive_overflow_infinity): New static function.
6169 (is_negative_overflow_infinity): New static function.
6170 (is_positive_overflow_infinity): New static function.
6171 (is_overflow_infinity): New static function.
6172 (overflow_infinity_range_p): New static function.
6173 (compare_values_warnv): New function split out of compare_values.
6174 (compare_value): Call it.
6175 (set_value_range_to_nonnegative): Add overflow_infinity
6176 parameter. Change caller.
6177 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
6179 (vrp_expr_computes_nonzero): Likewise.
6180 (compare_ranges, compare_range_with_value): Likewise.
6181 (compare_name_with_value, compare_names): Likewise.
6182 (vrp_evaluate_conditional): Likewise.
6183 (set_value_range): Handle infinity
6184 (vrp_operand_equal_p, operand_less_p): Likewise.
6185 (extract_range_from_assert): Likewise.
6186 (vrp_int_const_binop): Likewise.
6187 (extract_range_from_binary_expr): Likewise.
6188 (extract_range_from_unary_expr): Likewise.
6189 (extract_range_from_comparison): Likewise.
6190 (extract_range_from_expr): Likewise.
6191 (dump_value_range): Likewise.
6192 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
6193 (test_for_singularity): Likewise.
6194 (vrp_int_const_binop): Remove inline qualifier.
6195 (adjust_range_with_scev): Add comment.
6196 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
6198 2007-03-02 Diego Novillo <dnovillo@redhat.com>
6200 * tree-ssa-structalias.c (could_have_pointers): Tidy.
6201 (get_constraint_for): Likewise.
6202 (do_structure_copy): Likewise.
6203 (find_func_aliases): Fix references to MODIFY_EXPR.
6204 (intra_create_variable_infos): Tidy.
6205 * tree-ssa-operands.c (add_virtual_operand): Add argument
6207 When adding members of alias sets, if IS_CALL_SITE is true and
6208 the symbol is not call-clobbered, skip it.
6211 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
6213 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
6214 entry by means of emit_insn_at_entry.
6216 2007-03-02 Richard Henderson <rth@redhat.com>
6218 * expr.h (promoted_input_arg): Remove decl.
6219 * function.c (promoted_input_arg): Merge into ...
6220 * combine.c (setup_incoming_promotions): ... only caller.
6221 Rearrange to avoid double loop.
6223 2007-03-02 Ben Elliston <bje@au.ibm.com>
6224 Peter Bergner <bergner@vnet.ibm.com>
6225 Janis Johnson <janis187@us.ibm.com>
6227 * config/rs6000/dfp.md: New file.
6228 * config/rs6000/rs6000.md: Include dfp.md.
6229 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
6230 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
6231 and TDmode decimal float modes in FP registers.
6232 (num_insns_constant): Likewise.
6233 (rs6000_legitimate_offset_address_p): Likewise.
6234 (rs6000_legitimize_address): Likewise.
6235 (rs6000_legitimize_reload_address): Likewise.
6236 (rs6000_legitimate_address): Likewise.
6237 (rs6000_emit_move): Likewise.
6238 (function_arg_boundary): Likewise.
6239 (function_arg_advance): Likewise.
6240 (rs6000_darwin64_record_arg_recurse): Likewise.
6241 (function_arg): Likewise.
6242 (rs6000_gimplify_va_arg): Likewise.
6243 (rs6000_split_multireg_move): Likewise.
6244 (rs6000_output_function_epilogue): Likewise.
6245 (rs6000_output_function_epilogue): Likewise.
6246 (rs6000_register_move_cost): Likewise.
6247 (rs6000_function_value): Likewise.
6248 (rs6000_libcall_value): Likewise.
6250 2007-03-02 Richard Sandiford <richard@codesourcery.com>
6252 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
6254 2007-03-02 Richard Sandiford <richard@codesourcery.com>
6256 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
6257 Use $MULTIDIR to choose between the kernel and RTP headers,
6258 and use $WIND_BASE and $WIND_USR to locate them.
6260 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6262 * config/i386/i386.c (override_options): Put initialization of
6263 ix86_tune_mask and ix86_arch_mask to the correct place.
6265 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6266 Michael Meissner <michael.meissner@amd.com>
6269 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
6271 (TARGET_CMOVE): Use ARCHMASK.
6272 (TARGET_CMPXCHG): Ditto.
6273 (TARGET_CMPXCHG8B): Ditto.
6274 (TARGET_XADD): Ditto.
6275 (TARGET_BSWAP): Ditto.
6276 * config/i386/i386.c (ix86_tune_mask): New global variable.
6277 (ix86_arch_mask): Ditto.
6278 (override_options): Initialize ix86_tune_mask and
6279 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
6282 2007-03-02 Ben Elliston <bje@au.ibm.com>
6285 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
6287 2007-03-02 Joseph Myers <joseph@codesourcery.com>
6289 * target.h (init_dwarf_reg_sizes_extra): New target hook.
6290 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
6291 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
6292 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
6294 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
6295 rs6000_init_dwarf_reg_sizes_extra): New.
6296 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
6297 SPE register high parts.
6299 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
6301 * Makefile.in: Add install-pdf target as
6302 copied from automake v1.10 rules.
6303 * configure.ac: Add install-pdf to target list.
6304 * configure: Regenerate.
6306 2007-03-01 Paul Brook <paul@codesourcery.com>
6308 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
6309 modes to LDRD for DImode.
6310 (output_move_double): Fixup out of range ldrd/strd.
6311 (vfp_secondary_reload_class): Rename...
6312 (coproc_secondary_reload_class): ... to this. Add wb argument.
6313 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
6314 coproc_secondary_reload_class for CLASS_IWMMXT.
6315 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
6316 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
6318 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6320 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
6321 factor by the estimated number of iterations.
6322 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
6325 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
6326 decode_caches_intel, detect_caches_intel): New functions.
6327 (host_detect_local_cpu): Use detect_caches_amd and
6328 detect_caches_intel.
6330 2007-03-01 Richard Henderson <rth@redhat.com>
6332 * expr.c (emit_move_complex_push): Export.
6333 (emit_move_complex_parts): Split out from ...
6334 (emit_move_complex): ... here.
6335 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
6336 * config/i386/i386.md (movcdi): New.
6338 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
6340 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
6341 size of mode1 to check for tieable modes in MMX case.
6343 2007-03-01 Richard Sandiford <richard@codesourcery.com>
6345 * Makefile.in (rtlanal.o): Depend on tree.h.
6346 * rtl.h (offset_within_section_p, split_const): Declare.
6347 * rtlanal.c: Include tree.h.
6348 (offset_within_block_p): New function, taken from
6349 mips_offset_within_object_p.
6350 (split_const): New function, taken from mips_split_const.
6351 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
6353 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
6354 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
6355 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
6356 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
6357 (m68k_illegitimate_symbolic_constant_p): New function.
6358 * config/m68k/m68k.md (movsi): Remove misleading predicates.
6359 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
6360 symbolic constant that might be outside the symbol's section,
6361 move the symbol first and then add the offset.
6362 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
6364 * config/mips/mips.c (mips_split_const): Delete.
6365 (mips_offset_within_object_p): Delete.
6366 (mips_symbolic_constant_p): Use offset_within_section_p and
6367 split_const instead of mips_offset_within_object_p and
6369 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
6370 (mips_legitimize_const_move, print_operand_reloc)
6371 (mips_dangerous_for_la25_p): Use split_const instead of
6374 2007-02-28 Eric Christopher <echristo@apple.com>
6376 * Makefile.in (install-include-dir): Don't rm -rf include.
6378 2007-02-28 Richard Guenther <rguenther@suse.de>
6381 * fold-const.c (fold_binary): Do not associate expressions
6382 with more than one variable for integer types that do not wrap.
6384 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
6386 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
6387 Delete, and replace with...
6388 (fold_builtin_call_array): This. Update callers to use it.
6389 * fold-const.c (fold_build_call_list): Delete, and replace with...
6390 (fold_build_call_array): This.
6391 (fold_build_call_list_initializer): Delete, and replace with...
6392 (fold_build_call_array_initializer): This.
6393 * tree.h: Update declarations to reflect above changes.
6395 * c-typeck.c (build_function_call): Store converted arguments
6396 in a stack-allocated array instead of building a list.
6397 (convert_arguments): Store arguments in the array passed in as an
6398 argument, and return the actual number of arguments.
6399 * c-format.c: (check_function_format): Pass arguments in an
6400 array instead of a list.
6401 * c-common.c (check_function_nonnull): Likewise.
6402 (check_function_sentinel): Likewise.
6403 (check_function_arguments): Likewise.
6404 * c-common.h: Update declarations to reflect above changes.
6406 2007-02-28 Jan Hubicka <jh@suse.cz>
6408 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
6409 PRED_NEGATIVE_RETURN): Update outcomes.
6411 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
6413 * calls.c (emit_library_call_value_1): Handle partial registers
6414 correctly when building up CALL_INSN_FUNCTION_USAGE.
6416 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6418 * pa/predicates.md (move_src_operand): Allow zero for mode.
6419 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
6422 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
6425 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
6426 *movv2df_internal): Enable pattern only for valid operand
6428 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
6429 tie only 128bit modes. For MMX registers, tie only 64bit modes.
6431 2007-02-27 Mike Stump <mrs@apple.com>
6433 * config/darwin-crt3.c: Avoid compilation when compiling for a
6436 2007-02-27 Joseph Myers <joseph@codesourcery.com>
6438 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
6440 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
6441 for fixed headers and limits.h.
6442 (install-include-dir, install-headers-tar, install-headers-cpio,
6443 install-headers-cp, real-install-headers-tar,
6444 real-install-headers-cpio, real-install-headers-cp): Handle
6445 include-fixed as well as include.
6446 (install-mkheaders): Don't install files that go only in include
6448 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
6449 from GCC_INCLUDE_DIR.
6450 * gcc.c (process_command): Remove special -BstageN/ handling.
6451 (do_spec_1): Add include-fixed directories.
6453 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6455 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
6457 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
6459 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
6462 2007-02-27 Mark Mitchell <mark@codesourcery.com>
6464 * c-common.c (get_priority): Add check for
6465 SUPPORTS_INIT_PRIORITY.
6467 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6469 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
6471 * config/bfin/bfin.c: Include "cfglayout.h".
6472 (MAX_LSETUP_DISTANCE): New macro.
6473 (struct loop_info): New members incoming, incoming_src and
6474 incoming_dest. Delete member predecessor.
6475 (length_for_loop): New function.
6476 (bfin_optimize_loop): Handle more different loop structures.
6477 (bfin_discover_loop): Rework detection of predecessor blocks by
6478 examining incoming edges.
6479 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
6481 (bfin_reorder_loops): New function.
6482 (bfin_reorg_loops): Use these three new functions.
6484 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
6485 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
6486 (CONSTRAINT_LEN): Add entry for 'q'.
6487 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
6488 Add 'q' constraints.
6489 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
6490 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
6492 * config/bfin/bfin.md (add_with_carry): New pattern.
6493 (s_or_u, su_optab, su_modifier): New code macros/attrs.
6494 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
6495 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
6496 support unsigned multiplies too. Removed incorrect commutativity from
6497 operand 1 constraint where appropriate.
6498 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
6500 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
6501 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
6503 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
6504 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
6505 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
6506 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
6507 usmulhisi_hh_huh): New patterns.
6509 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
6510 lshifthi3): Fix output template to use half reg for operand 2.
6512 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
6515 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
6517 2007-02-27 Andreas Schwab <schwab@suse.de>
6519 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
6521 2007-02-27 Jan Hubicka <jh@suse.cz>
6523 * predict.c (last_basic_block_p): Remove.
6524 (tree_estimate_probability): Update return heuristic for commonized
6527 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6529 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
6531 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
6533 * doc/include/gcc-common.texi (versionsubtitle): New macro.
6534 * doc/cpp.texi: Standardize title page.
6535 * doc/cppinternals.texi: Likewise.
6536 * doc/gcc.texi: Standardize title page, remove version number
6537 from copyright page.
6538 * doc/gccint.texi: Likewise.
6539 * doc/install.texi: Standardize title page, add table of
6542 2007-02-26 Jan Hubicka <jh@suse.cz>
6544 * predict.def: Set outcomes according to more recent results.
6545 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
6546 Remove dead predictors.
6547 * predict.c (return_prediction): Fix pasto.
6549 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
6551 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
6552 change; avoid a memory leak when returning early.
6554 2007-02-26 Mark Mitchell <mark@codesourcery.com>
6556 * c-decl.c (static_ctors): Move to c-common.c.
6557 (static_dtors): Likewise.
6558 (finish_function): Use c_record_cdtor_fn.
6559 (build_cdtor): Move to c-common.c.
6560 (c_write_global_declarations): Use c_build_cdtor_fns.
6561 * c-common.h (static_ctors): Declare.
6562 (static_dtors): Likewise.
6563 (c_record_cdtor_fn): Likewise.
6564 (c_build_cdtor_fns): Likewise.
6565 * c-common.c (static_ctors): New variable.
6566 (static_dtors): Likewise.
6567 (c_record_cdtor_fn): New function.
6568 (build_cdtor): Move from c-decl.c
6569 (c_build_cdtor_fns): New function.
6571 * output.h (assemble_addr_to_section): Declare.
6572 (get_cdtor_priority_section): Likewise.
6573 * varasm.c (assemble_addr_to_section): New function.
6574 (get_cdtor_priority_section): Likewise.
6575 (default_named_section_asm_out_destructor): Use them.
6576 (destor_dtor_section_asm_out_destructor): Likewise.
6577 (default_named_section_asm_out_constructor): Likewise.
6578 (default_ctor_section_asm_out_constructor): Likewise.
6579 * config.gcc (*-*-vxworks*): Include vxworks.o.
6580 * config/t-vxworks (vxworks.o): New target.
6581 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
6582 (TARGET_ASM_CONSTRUCTOR): Define.
6583 (TARGET_ASM_DESTRUCTOR): Likewise.
6584 (vxworks_asm_out_constructor): Declare.
6585 (vxworks_asm_out_destructor): Likewise.
6587 * c-common.c (get_priority): Check that we have not just an
6588 INTEGER_CST, but an integer constant with integeral type.
6590 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
6592 PR tree-optimization/30938
6593 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
6594 use &dt[nargs-1] instead of &dt[nargs] in the call to
6595 vect_is_simple_use().
6597 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
6599 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
6600 from register elimination as PRE_MODIFY / POST_MODIFY increments.
6601 Do not attempt to handle MEM inside auto-inc expressions.
6602 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
6603 of a register modified by an auto-inc expression. However, do handle
6604 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
6605 (elimination_effects): Prohibit elimination of a register modified
6606 by an auto-inc expression. Disable register elimination rules whose
6607 target register is modified by an auto-inc expression with variable
6610 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6612 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
6614 (array_at_struct_end_p): New function.
6615 (idx_infer_loop_bounds): Use it.
6616 (estimate_numbers_of_iterations_loop): Export.
6617 * predict.c (predict_loops): Use estimated_loop_iterations_int.
6618 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
6619 (tree_estimate_probability): Call record_loop_exits.
6620 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
6621 (estimated_loop_iterations, estimated_loop_iterations_int,
6622 estimated_loop_iterations_tree): New functions.
6623 (analyze_siv_subscript_cst_affine,
6624 compute_overlap_steps_for_affine_1_2,
6625 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
6626 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
6627 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
6628 (PRED_LOOP_ITERATIONS_GUESSED): New.
6629 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
6630 * cfgloop.h (estimate_numbers_of_iterations_loop,
6631 estimated_loop_iterations_int): Declare.
6633 2007-02-25 Mark Mitchell <mark@codesourcery.com>
6635 * doc/extend.texi: Document optional priority argument to
6636 constructors and destructors.
6637 * tree.c (init_priority_for_decl): Adjust GTY markers.
6638 (init_ttree): Use priority-info hash functions for
6639 init_priority_for_decl.
6640 (tree_map_eq): Rename to ...
6641 (tree_map_base_eq): ... this.
6642 (tree_map_marked_p): Rename to ...
6643 (tree_map_base_marked_p): ... this.
6644 (tree_map_base_hash): New function.
6645 (decl_init_priority_lookup): Rework.
6646 (decl_fini_priority_lookup): New function.
6647 (decl_priority_info): New function.
6648 (decl_init_priority_insert): Use it.
6649 (decl_fini_priority_insert): Likewise.
6650 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
6652 (decl_restrict_base_insert): Likewise.
6653 (decl_debug_expr_insert): Likewise.
6654 (decl_value_expr_lookup): Likewise.
6655 (decl_value_expr_insert): Likewise.
6656 * tree.h (priority_type): New type.
6657 (decl_init_priority_lookup): Use priority_type.
6658 (decl_fini_priority_lookup): New function.
6659 (decl_init_priority_insert): Use priority_type.
6660 (decl_fini_priority_insert): New function.
6661 (DECL_HAS_INIT_PRIORITY): Tweak comments.
6662 (DECL_INIT_PRIORITY): Likewise.
6663 (SET_DECL_INIT_PRIORITY): Add comment.
6664 (DECL_FINI_PRIORITY): New macro.
6665 (SET_DECL_FINI_PRIORITY): Likewise.
6666 (DEFAULT_INIT_PRIORITY): Document.
6667 (MAX_INIT_PRIORITY): Likewise.
6668 (MAX_RESERVED_INIT_PRIORITY): Likewise.
6669 (tree_map_base): New type.
6670 (tree_map_base_eq): New function.
6671 (tree_map_base_hash): Likewise.
6672 (tree_map_base_marked_p): Likewise.
6673 (tree_map): Inherit from tree_map_base.
6674 (tree_map_eq): Make it a macro.
6675 (tree_map_marked_p): Likewise.
6676 (tree_int_map): Inherit from tree_map_base.
6677 (tree_int_map_eq): Make it a macro.
6678 (tree_int_map_hash): Likewise.
6679 (tree_int_map_marked_p): Likewise.
6680 (tree_priority_map): New type.
6681 (tree_priority_map_eq): New macro.
6682 (tree_priority_map_hash): Likewise.
6683 (tree_priority_map_marked_p): Likewise.
6684 * varasm.c (emults_decl): Adjust for refactoring of tree_map
6686 (emutls_common_1): Likewise.
6687 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
6688 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
6689 of tree_map hierarchy.
6690 * tree-cfg.c (move_stmt_r): Likewise.
6691 (new_label_mapper): Likewise.
6692 * c-tree.h (c_expand_body): Move to ...
6693 * c-common.h (c_expand_body): ... here.
6694 * c-decl.c (c_expand_body): Move to ...
6695 * c-common.c (c_expand_body): ... here.
6696 (c_common_attribute_table): Allow 1 argument for the constructor
6697 and destructor attributes.
6698 (get_priority): New function.
6699 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
6700 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
6702 2007-02-24 Jan Hubicka <jh@suse.cz>
6705 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
6707 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6708 Jan Hubicka <jh@suse.cz>
6711 * i386.c (counter_mode): New function.
6712 (expand_set_or_movmem_via_loop): Use it.
6713 (expand_movmem_epilogue): Likewise; fix pasto.
6714 (ix86_expand_movmem): Do emit guard even for constant counts.
6715 (ix86_expand_setmem): Likewise.
6717 2007-02-25 Nick Clifton <nickc@redhat.com>
6719 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
6720 (JUMP_TABLES_IN_TEXT_SECTION): Define.
6722 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
6725 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
6726 count argument with 0x10, not with 0x16.
6727 (expand_setmem_epilogue): Ditto.
6729 2007-02-24 Mike Stump <mrs@apple.com>
6731 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
6734 2007-02-24 Richard Guenther <rguenther@suse.de>
6737 * fold-const.c (fold_binary): Fold x +- CST op x for
6738 EQ_EXPR and NE_EXPR.
6740 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6742 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
6744 2007-02-24 Jan Hubicka <jh@suse.cz>
6746 * cgraphunit.c (decide_is_function_needed): Honor
6747 -fkeep-inline-functions.
6749 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6751 * builtins.c (fold_builtin_modf): New.
6752 (fold_builtin_2): Use it.
6754 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
6756 * loop-iv.c (implies_p): Detect additional cases where A implies B.
6757 (determine_max_iter): Take additional LOOP arg; all callers changed.
6758 Lose broken logic dealing with PLUS. Try to limit the upper bound by
6759 one using simplifications.
6760 (simplify_using_initial_values): Return if the expression becomes
6761 invalid due to altered regs.
6763 2007-02-23 DJ Delorie <dj@redhat.com>
6765 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
6767 2007-02-23 Mike Stump <mrs@apple.com>
6769 * tlink.c (scan_linker_output): Parse linker messages from
6770 darwin9's linker better.
6772 2007-02-23 Steve Ellcey <sje@cup.hp.com>
6775 * varpool.c (varpool_assemble_pending_decls): Set
6776 varpool_last_needed_node to null.
6778 2007-02-23 DJ Delorie <dj@redhat.com>
6780 * config/i386/i386.c (ix86_data_alignment): Don't specify an
6781 alignment bigger than the object file can handle.
6783 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
6786 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
6787 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
6788 (*movsf_1): Penalize MMX moves.
6790 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
6792 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
6793 2^32-1 or more times unless flag_unsafe_loop_optimizations.
6795 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
6797 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6799 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
6800 (fold_builtin_1): Use them.
6801 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
6802 BUILT_IN_SIGNIFICAND.
6804 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
6806 * config/i386/i386.c (bdesc_1arg): Initialize
6807 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
6808 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
6809 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
6810 and IX86_BUILTIN_MOVSLDUP.
6812 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
6814 PR rtl-optimization/30841
6815 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
6817 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6819 * builtins.c (fold_builtin_frexp): New.
6820 (fold_builtin_2): Use it.
6822 2007-02-22 Mark Mitchell <mark@codesourcery.com>
6824 * doc/invoke.texi (Spec Files): Document getenv spec function.
6826 * gcc.c (getenv_spec_function): New function.
6827 (static_spec_functions): Add it.
6828 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
6829 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
6832 2007-02-22 Michael Matz <matz@suse.de
6835 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
6836 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
6838 2007-02-22 Ian Lance Taylor <iant@google.com>
6841 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
6842 (mem_loc_descriptor): Call it.
6844 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
6845 Ira Rosen <irar@il.ibm.com>
6847 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
6849 2007-02-22 Ira Rosen <irar@il.ibm.com>
6851 PR tree-optimization/30843
6852 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
6853 stores only after all the group is vectorized.
6855 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
6857 PR tree-optimization/30858
6858 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
6859 in the reduction cycle have a single use in the loop.
6860 * tree-vectorizer.h (relevant): Add documentation.
6862 2007-02-20 Mike Stump <mrs@apple.com>
6864 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
6865 * configure: Regenerate.
6867 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6869 Change the defaults of some parameters and options.
6870 * config/spu/spu-protos.h (spu_optimization_options): Declare.
6871 * config/spu/spu.c (spu_optimization_options): Add.
6872 (spu_override_options): Change params in spu_optimization_options.
6873 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
6875 Register 127 is only 16 byte aligned when used as a frame pointer.
6876 * config/spu/spu-protos.h (spu_init_expanders): Declare.
6877 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
6878 HARD_FRAME_POINTER_REGNUM.
6879 (spu_legitimate_address): Use regno_aligned_for_reload.
6880 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
6881 aligned when frame_pointer_needed is true.
6882 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
6884 * config/spu/spu.h (INIT_EXPANDERS): Define.
6886 Make sure shift and rotate instructions have valid immediate operands.
6887 * config/spu/predicates.md (spu_shift_operand): Remove.
6888 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
6889 * config/spu/constraints.md (W, O): Extend range.
6890 * config/spu/spu.md (umask, nmask): Define.
6891 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
6892 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
6893 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
6894 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
6895 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
6896 (lshr<mode>3_reg): Fix rtl description.
6898 Make sure mulhisi immediate operands are valid.
6899 * config/spu/predicates.md (imm_K_operand): Add.
6900 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
6902 Generate constants using fsmbi and andi.
6903 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
6904 (print_operand, spu_split_immediate, classify_immediate,
6905 fsmbi_const_p): Handle IC_FSMBI2.
6907 Correctly handle a CONST_VECTOR containing symbols.
6908 * config/spu/spu.c (print_operand): Handle HIGH correctly.
6909 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
6910 (immediate_load_p): Allow symbols that use 2 instructions to create.
6911 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
6912 with symbols when flag_pic is set.
6913 (const_vector_immediate_p): New.
6914 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
6915 accept a CONST_VECTOR with symbols.
6916 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
6917 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
6919 * config/spu/spu.md (high, low): Delete.
6920 (low_<mode>): Define.
6922 Remove INTRmode and INTR_REGNUM, which didn't work.
6923 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
6925 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
6926 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
6927 peephole2 pattern): Don't use INTR or 131.
6928 (movintrcc): Delete.
6929 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
6930 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
6931 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
6932 (UNSPEC_SET_INTR): Add.
6933 * config/spu/spu-modes.def (INTR): Remove.
6935 More accurate warnings about run-time relocations.
6936 * config/spu/spu.c (reloc_diagnostic): Test in_section.
6938 Correctly warn about immediate arguments to specific intrinsics.
6939 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
6940 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
6941 the instruction predicate.
6943 Fix tree check errors with latest update.
6944 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
6946 (spu_expand_builtin): Use CALL_EXPR_FN.
6948 Add missing specific intrinsics.
6949 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
6951 * config/spu/spu_internals.h: Ditto.
6953 Fix incorrect operand modifiers.
6954 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
6955 * config/spu/spu.md (xor<mode>3): Change %S to %J.
6957 Optimize one case of zero_extend of a vec_select.
6958 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
6960 Accept any immediate for hbr.
6961 * config/spu/spu.md (hbr): Change s constraints to i.
6963 2007-02-21 Paul Brook <paul@codesourcery.com>
6965 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
6966 condexec_count when skipping USE and CLOBBER.
6968 2007-02-21 Nick Clifton <nickc@redhat.com>
6970 * common.opt (Warray-bounds): Add Warning attribute.
6971 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
6973 (fsized-zeroes): Add Optimization attribute.
6974 (fsplit-wide-types, ftree-scev-cprop): Likewise.
6975 * c.opt (Wc++0x-compat): Add Warning attribute.
6977 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6980 * reload1.c (eliminate_regs_in_insn): In the single_set special
6981 case, attempt to re-recognize the insn before falling back to
6982 having reload fix it up.
6984 2007-02-20 Eric Christopher <echristo@gmail.com>
6986 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
6987 Rewrite accordingly.
6988 (frv_read_iacc_argument): Ditto.
6989 (frv_expand_set_builtin): Take a call instead of arglist, update for
6991 (frv_expand_unop_builtin): Ditto.
6992 (frv_expand_binop_builtin): Ditto.
6993 (frv_expand_cut_builtin): Ditto.
6994 (frv_expand_binopimm_builtin): Ditto.
6995 (frv_expand_voidbinop_builtin): Ditto.
6996 (frv_expand_int_void2arg): Ditto.
6997 (frv_expand_prefetches): Ditto.
6998 (frv_expand_voidtriop_builtin): Ditto.
6999 (frv_expand_voidaccop_builtin): Ditto.
7000 (frv_expand_load_builtin): Ditto.
7001 (frv_expand_store_builtin): Ditto.
7002 (frv_expand_mdpackh_builtin): Ditto.
7003 (frv_expand_mclracc_builtin): Ditto.
7004 (frv_expand_mrdacc_builtin): Ditto.
7005 (frv_expand_mwtacc_builtin): Ditto.
7006 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
7009 2007-02-20 Janis Johnson <janis187@us.ibm.com>
7011 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
7012 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
7014 (HAVE_GAS_DFP): Check for assembler support of decimal floating
7016 * configure: Regenerate.
7017 * config.in: Regenerate.
7018 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
7019 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
7020 masks to power6 and power6x and to POWERPC_MASKS.
7021 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7023 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
7024 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
7025 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7026 Access PROTOTYPE as variable, not mask.
7028 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
7030 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
7031 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
7032 * combine.c (adjust_for_new_dest): Use it.
7033 * postreload.c (reload_combine): Likewise.
7035 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
7037 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
7038 notes on an insn with multiple sets, even if single_set returns
7039 non-NULL for that insn.
7041 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7043 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
7046 2007-02-20 Geoffrey Keating <geoffk@apple.com>
7048 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
7049 if user didn't pass it.
7050 * config/i386/darwin.h (CC1_SPEC): Likewise.
7051 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
7052 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
7053 -mmacosx-version-min.
7055 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7056 Uros Bizjak <ubizjak@gmail.com>
7058 * optabs.h (enum optab_index): Add new OTI_scalb.
7059 (scalb_optab): Define corresponding macro.
7060 * optabs.c (init_optabs): Initialize scalb_optab.
7061 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
7063 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
7064 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
7065 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
7066 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
7067 flag_unsafe_math_optimizations is set.
7069 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
7070 to implement scalbf, scalb and scalbl built-ins as inline x87
7073 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7074 DJ Delorie <dj@redhat.com>
7077 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
7078 (diagnostic_report_diagnostic): ... here, and turn them into real
7079 errors. If warnings are inhibited, no need to do anything.
7081 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
7083 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
7084 better code generation.
7086 2007-02-20 Ben Elliston <bje@au.ibm.com>
7088 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
7090 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
7092 * config/alpha/alpha.c, config/alpha/alpha.md,
7093 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
7094 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
7095 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
7096 config/arm/lib1funcs.asm: Follow spelling conventions.
7098 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
7099 config/fr30/fr30.md, config/i386/i386.h,
7100 config/iq2000/iq2000.h, config/iq2000/predicates.md,
7101 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
7102 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
7103 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
7104 config/rs6000/altivec.md, config/rs6000/rs6000.c,
7105 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
7106 config/sparc/sparc.c, config/sparc/sparc.h,
7107 config/sparc/sparc.md, config/spu/constraints.md,
7108 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
7111 2007-02-20 Alan Modra <amodra@bigpond.net.au>
7114 * varasm.c (use_blocks_for_decl_p): Return false for decls with
7117 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
7119 * doc/invoke.texi (-ftree-lrs): Remove.
7121 2007-02-19 Diego Novillo <dnovillo@redhat.com>
7123 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
7126 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
7128 * config/ia64/ia64.c (ia64_expand_builtin): Use the
7129 new CALL_EXPR_FN macro for retrieving the function
7130 declaration of the input expression.
7132 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7134 * c.opt (Waddress): New.
7135 * common.opt (Walways-true): Delete.
7136 (Wstring-literal-comparison): Delete.
7137 * doc/invoke.texi (Warning Options): Delete -Walways-true and
7138 -Wstring-literal-comparison. Add -Waddress.
7140 (Walways-true): Delete.
7141 (Wstring-literal-comparison): Delete.
7142 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
7143 consistently instead of -Walways-true in example.
7144 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
7145 * c-typeck.c (parser_build_binary_op): Replace
7146 -Wstring-literal-comparison and -Walways-true with -Waddress.
7147 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
7150 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
7152 * tree-cfg.c (dump_function_to_file): Be prepared for functions
7153 without DECL_STRUCT_FUNCTION initialized.
7155 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
7157 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
7158 due to calls to functions taking pointers as parameters.
7160 2007-02-19 Richard Henderson <rth@redhat.com>
7163 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
7166 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
7168 * config/s390/s390.c (s390_call_saved_register_used,
7169 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
7170 accessed to the new scheme.
7172 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7174 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
7175 (cris_print_index, cris_print_operand, cris_print_operand_address)
7176 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
7177 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
7178 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
7180 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
7181 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
7182 GO_IF_LEGITIMATE_ADDRESS): Ditto.
7183 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
7184 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
7185 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
7186 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
7187 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
7188 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
7189 (uminsi3, call, call_value): Ditto.
7190 (define_split: indir_to_reg_split, unnamed): Ditto.
7192 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
7194 PR tree-optimization/30975
7195 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
7198 2007-02-18 Eric Christopher <echristo@gmail.com>
7200 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
7201 Remove use of arglist.
7202 (mips_expand_builtin): Remove use of arglist, pass in expr.
7203 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
7204 (mips_expand_builtin_movtf): Ditto.
7205 (mips_expand_builtin_compare): Ditto.
7207 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
7209 * tree-sra.c (sra_build_assignment): Replace assertion
7210 checking with a comment explaining why it can't be done.
7212 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
7215 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
7216 during CALL_EXPR representation conversion.
7217 * tree-ssa-propagate.c (set_rhs): Likewise.
7219 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
7221 * tree-sra.c (sra_build_assignment): Disable assertion checking
7224 2007-02-18 Roger Sayle <roger@eyesopen.com>
7226 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
7227 instead of calling build2 with a GIMPLE_MODIFY_STMT.
7228 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
7230 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
7231 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
7232 gimplify_init_ctor_eval_range, gimple_push_cleanup,
7233 gimplify_omp_for, gimplify_omp_atomic_pipeline,
7234 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
7235 force_gimple_operand): Likewise.
7236 * ipa-cp.c (constant_val_insert): Likewise.
7237 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
7238 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
7239 perfect_nestify): Likewise.
7240 * langhooks.c (lhd_omp_assignment): Likewise.
7241 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
7242 lower_copyprivate_clauses, lower_send_clauses,
7243 lower_send_shared_vars, expand_parallel_call,
7244 expand_omp_for_generic, expand_omp_for_static_nochunk,
7245 expand_omp_for_static_chunk, expand_omp_sections,
7246 lower_omp_single_copy, lower_omp_for_lastprivate,
7247 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
7248 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7249 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
7252 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
7254 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
7255 config/sh/sh.md: Follow spelling conventions.
7257 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
7258 config/frv/predicates.md: Follow spelling conventions.
7260 * config/m68k/linux-unwind.h: Fix a comment typo.
7261 * target.h: Follow spelling conventions.
7263 2007-02-18 Roger Sayle <roger@eyesopen.com>
7265 PR rtl-optimization/28173
7266 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
7267 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
7268 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
7269 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
7270 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
7272 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7274 * builtins.c (fold_builtin_load_exponent): New.
7275 (fold_builtin_2): Use it.
7277 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
7279 PR rtl-optimization/30773
7280 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
7281 if we fail to attach a REG_EQUIV note.
7283 2007-02-18 David Edelsohn <edelsohn@gnu.org>
7284 Roger Sayle <roger@eyesopen.com>
7286 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
7288 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
7290 * calls.c (initialize_argument_information): Pass original EXP
7291 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
7292 code to split complex arguments here, as part of initializing the
7294 (expand_call): Remove code that builds a list of arguments and
7295 inserts implicit arguments into it. Instead, just count how many
7296 implicit arguments there will be so we can determine the size of
7297 the ARGS array, and let initialize_argument_information do the work.
7298 (split_complex_values): Delete unused function.
7300 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
7302 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
7304 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
7306 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
7307 for arg pointer based indexed addressing.
7309 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
7311 * config/ia64/ia64.h, config/ia64/ia64.md,
7312 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
7313 spelling conventions.
7315 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7317 * config/m68k/m68k.c (split_di): New.
7318 * config/m68k/m68k-protos.h: Declare split_di.
7319 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
7320 Improve predicate handling and split constant shifts.
7322 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7324 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
7325 parameter for register bitfield operations, general predicates
7328 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
7330 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
7331 * config/m68k/linux-unwind.h: New file.
7333 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
7335 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
7336 config/i386/athlon.md, config/ia64/ia64.md,
7337 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
7338 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
7339 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
7340 tree-ssa-loop-niter.c, tree-vect-analyze.c,
7341 tree-vect-transform.c: Fix comment typos.
7343 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
7345 * sched-deps.c (find_insn_list): Remove.
7346 * sched-int.h: Remove the prototype for find_insn_list.
7348 2007-02-16 Geoffrey Keating <geoffk@apple.com>
7350 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
7352 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
7353 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
7354 darwin_rs6000_override_options.
7355 (C_COMMON_OVERRIDE_OPTIONS): Expect
7356 darwin_macosx_version_min to be non-NULL always.
7357 (TARGET_C99_FUNCTIONS): Likewise.
7358 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
7359 (DARWIN_MINVERSION_SPEC): New.
7360 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
7361 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
7363 (DARWIN_MINVERSION_SPEC): New.
7364 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
7366 * config/darwin-c.c (darwin_cpp_builtins): Expect
7367 darwin_macosx_version_min to be non-NULL always.
7369 * config/rs6000/rs6000.c: Clean up trailing whitespace.
7371 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
7373 * config/i386/i386.h (x86_use_xchgb): New.
7374 (TARGET_USE_XCHGB): New macro.
7375 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
7376 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
7377 Split after reload into bswaphi for shifts of 8.
7378 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
7379 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
7380 or when optimizing for size.
7382 2007-02-16 Richard Guenther <rguenther@suse.de>
7383 Christian Bruel <christian.bruel@st.com>
7385 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
7386 DECLs but prefer SSA_NAMEs over DECLs.
7388 2007-02-16 Richard Guenther <rguenther@suse.de>
7390 * tree-flow-inline.h (single_imm_use_p): Remove.
7391 (zero_imm_uses_p): Likewise.
7392 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
7393 instead of single_imm_use_p.
7394 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
7397 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7400 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
7401 nested double- and backquotes.
7403 2007-02-15 Roger Sayle <roger@eyesopen.com>
7406 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
7407 should be unreachable.
7408 (build2_stat): Allow construction of MODIFY_EXPR at any time.
7409 For the time being redirect GIMPLE_MODIFY_STMT to the new
7410 (renamed) build_gimple_modify_stmt_stat.
7411 (build2_gimple_stat): Rename to...
7412 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
7413 Always build a GIMPLE_MODIFY_STMT node.
7414 * tree.h (build2_gimple, build2_gimple_stat): Delete.
7415 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
7418 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
7419 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
7420 * tree-complex.c (set_component_ssa_name, expand_complex_move,
7421 expand_complex_div_wide): Likewise.
7422 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
7423 * tree-ssa-loop-im.c (schedule_sm): Likewise.
7424 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
7425 * tree-ssa-loop-manip.c (create_iv): Likewise.
7426 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
7427 abs_replacement): Likewise.
7428 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
7429 realify_fake_stores): Likewise.
7431 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
7432 node rather than a GIMPLE_MODIFY_STMT node.
7433 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
7434 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
7436 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
7437 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
7440 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7443 * fold-const.c (fold_comparison): Add back the
7444 folding of constant complex comparisions.
7446 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7449 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
7450 effects unknown to this function, return early.
7452 2007-02-15 Ian Lance Taylor <iant@google.com>
7454 * lower-subreg.c (move_eh_region_note): New static function.
7455 (resolve_simple_move): Call it.
7456 (decompose_multiword_subregs): Track blocks for which we resolve a
7457 simple move which is also a control flow insn. Pass them to
7458 find_many_sub_basic_blocks.
7459 (pass_lower_subreg): Add TODO_verify_flow.
7460 (pass_lower_subreg2): Likewise.
7462 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7463 Brooks Moses <brooks.moses@codesourcery.com>
7464 Lee Millward <lee.millward@codesourcery.com>
7466 * tree.h (enum tree_code_class): Add tcc_vl_exp.
7467 (VL_EXP_CLASS_P): New.
7468 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
7470 (TREE_OPERAND_CHECK_CODE): Likewise.
7471 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
7472 (TREE_RTL_OPERAND_CHECK): Likewise.
7473 (tree_operand_check_failed): Make second parameter the whole tree
7474 instead of its code. Fixed callers.
7475 (VL_EXP_CHECK): New.
7476 (TREE_OPERAND_LENGTH): New.
7477 (VL_EXP_OPERAND_LENGTH): New.
7478 (CALL_EXPR_FN): New.
7479 (CALL_EXPR_STATIC_CHAIN): New.
7480 (CALL_EXPR_ARGS): New.
7481 (CALL_EXPR_ARG): New.
7482 (call_expr_nargs): New.
7483 (CALL_EXPR_ARGP): New.
7484 (build_nt_call_list): Declare.
7485 (build_vl_exp_stat): Declare.
7486 (build_vl_exp): New.
7487 (build_call_list): Declare.
7488 (build_call_nary): Declare.
7489 (build_call_valist): Declare.
7490 (build_call_array): Declare.
7491 (call_expr_arg): Declare.
7492 (call_expr_argp): Declare.
7493 (call_expr_arglist): Declare.
7494 (fold_build_call_list): Declare.
7495 (fold_build_call_list_initializer): Declare.
7496 (fold_call_expr): Declare to replace fold_builtin.
7497 (fold_builtin_fputs): Update to agree with modified definition.
7498 (fold_builtin_strcpy): Likewise.
7499 (fold_builtin_strncpy): Likewise.
7500 (fold_builtin_memory_chk): Likewise.
7501 (fold_builtin_stxcpy_chk): Likewise.
7502 (fold_builtin_strncpy_chk): Likewise.
7503 (fold_builtin_next_arg): Likewise.
7504 (fold_build_call_expr): Declare.
7505 (fold_builtin_call_list): Declare.
7506 (fold_builtin_call_valist): Declare.
7507 (build_call_expr): Declare.
7508 (validate_arglist): Update to agree with modified definition.
7509 (tree_operand_length): New.
7510 (call_expr_arg_iterator): New.
7511 (init_call_expr_arg_iterator): New.
7512 (next_call_expr_arg): New.
7513 (first_call_expr_arg): New.
7514 (more_call_expr_args_p): New.
7515 (FOR_EACH_CALL_EXPR_ARG): New.
7517 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
7518 and tcc_gimple_stmt.
7519 (tree_code_size): Update documentation. Use sizeof (tree) rather
7520 than sizeof (char *).
7521 (tree_size): Likewise. Add case for tcc_vl_exp.
7522 (tree_node_structure): Add case for tcc_vl_exp.
7523 (contains_placeholder_p): Likewise.
7524 (substitute_in_expr): Likewise.
7525 (substitute_placeholder_in_expr): Likewise.
7526 (stabilize_reference_1): Likewise.
7527 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
7528 to diagnose breakage of this interface for constructing CALL_EXPRs.
7529 (build_nt): Add similar assertion here.
7530 (build_nt_call_list): New.
7531 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
7532 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
7534 (get_callee_fndecl): Use new CALL_EXPR accessors.
7535 (tree_operand_check_failed): Change parameters to pass entire node
7536 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
7537 (process_call_operands): New.
7538 (build_vl_exp_stat): New.
7539 (build_call_list): New.
7540 (build_call_nary): New.
7541 (build_call_valist): New.
7542 (build_call_array): New.
7543 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7544 (call_expr_arglist): New.
7546 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
7547 tcc_vl_exp instead of a fixed-size tcc_expression.
7549 * doc/c-tree.texi (CALL_EXPR): Document new representation and
7550 accessors for CALL_EXPRs.
7551 (AGGR_INIT_EXPR): Likewise.
7553 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7554 Brooks Moses <brooks.moses@codesourcery.com>
7555 Lee Millward <lee.millward@codesourcery.com>
7557 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
7558 (expand_builtin_nonlocal_goto): Change parameter to be entire
7559 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
7560 (expand_builtin_prefetch): Likewise.
7561 (expand_builtin_classify_type): Likewise.
7562 (mathfn_built_in): Return NULL_TREE instead of 0.
7563 (expand_errno_check): Use new CALL_EXPR accessors.
7564 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
7565 Return NULL_RTX instead of 0.
7566 (expand_builtin_mathfn_2): Likewise.
7567 (expand_builtin_mathfn_3): Likewise.
7568 (expand_builtin_interclass_mathfn): Likewise.
7569 (expand_builtin_sincos): Likewise.
7570 (expand_builtin_cexpi): Likewise.
7571 (expand_builtin_int_roundingfn): Likewise.
7572 (expand_builtin_int_roundingfn_2): Likewise.
7573 (expand_builtin_pow): Likewise.
7574 (expand_builtin_powi): Likewise.
7575 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
7576 of arglist, fixing callers appropriately. Use new CALL_EXPR
7577 accessors and constructors. Return NULL_RTX instead of 0.
7578 (expand_builtin_strstr): Likewise.
7579 (expand_builtin_strchr): Likewise.
7580 (expand_builtin_strrchr): Likewise.
7581 (expand_builtin_strpbrk): Likewise.
7582 (expand_builtin_memcpy): Likewise.
7583 (expand_builtin_mempcpy): Likewise.
7584 (expand_builtin_mempcpy_args): New.
7585 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
7586 (expand_builtin_memmove_args): New.
7587 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
7588 (expand_movstr): Likewise.
7589 (expand_builtin_strcpy): Likewise.
7590 (expand_builtin_strcpy_args): New.
7591 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
7592 (expand_builtin_strncpy): Likewise.
7593 (expand_builtin_memset): Likewise.
7594 (expand_builtin_memset_args): New.
7595 (expand_builtin_bzero): Similarly to expand_builtin_memset.
7596 (expand_builtin_memcmp): Likewise.
7597 (expand_builtin_strcmp): Likewise.
7598 (expand_builtin_strncmp): Likewise.
7599 (expand_builtin_strcat): Likewise.
7600 (expand_builtin_strncat): Likewise.
7601 (expand_builtin_strspn): Likewise.
7602 (expand_builtin_strcspn): Likewise.
7603 (expand_builtin_args_info): Likewise.
7604 (expand_builtin_va_start): Likewise.
7605 (gimplify_va_arg_expr): Likewise.
7606 (expand_builtin_va_end): Likewise.
7607 (expand_builtin_va_copy): Likewise.
7608 (expand_builtin_frame_address): Likewise.
7609 (expand_builtin_alloca): Likewise.
7610 (expand_builtin_bswap): Likewise.
7611 (expand_builtin_unop): Likewise.
7612 (expand_builtin_fputs): Likewise.
7613 (expand_builtin_expect): Likewise.
7614 (expand_builtin_fabs): Likewise.
7615 (expand_builtin_copysign): Likewise.
7616 (expand_builtin_printf): Likewise.
7617 (expand_builtin_fprintf): Likewise.
7618 (expand_builtin_sprintf): Likewise.
7619 (expand_builtin_init_trampoline): Likewise.
7620 (expand_builtin_signbit): Likewise.
7621 (expand_builtin_fork_or_exec): Likewise.
7622 (expand_builtin_sync_operation): Likewise.
7623 (expand_builtin_compare_and_swap): Likewise.
7624 (expand_builtin_lock_test_and_set): Likewise.
7625 (expand_builtin_lock_release): Likewise.
7626 (expand_builtin): Likewise.
7627 (builtin_mathfn_code): Likewise.
7629 (fold_builtin_constant_p): Pass call arguments individually instead
7630 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7631 accessors and constructors. Return NULL_TREE instead of 0.
7632 (fold_builtin_expect): Likewise.
7633 (fold_builtin_classify_type): Likewise.
7634 (fold_builtin_strlen): Likewise.
7635 (fold_builtin_nan): Likewise.
7636 (integer_valued_real_p): Likewise.
7637 (fold_trunc_transparent_mathfn): Likewise.
7638 (fold_fixed_mathfn): Likewise.
7639 (fold_builtin_cabs): Likewise.
7640 (fold_builtin_sqrt): Likewise.
7641 (fold_builtin_cbrt): Likewise.
7642 (fold_builtin_cos): Likewise.
7643 (fold_builtin_cosh): Likewise.
7644 (fold_builtin_tan): Likewise.
7645 (fold_builtin_sincos): Likewise.
7646 (fold_builtin_cexp): Likewise.
7647 (fold_builtin_trunc): Likewise.
7648 (fold_builtin_floor): Likewise.
7649 (fold_builtin_ceil): Likewise.
7650 (fold_builtin_round): Likewise.
7651 (fold_builtin_int_roundingfn): Likewise.
7652 (fold_builtin_bitop): Likewise.
7653 (fold_builtin_bswap): Likewise.
7654 (fold_builtin_logarithm): Likewise.
7655 (fold_builtin_hypot): Likewise.
7656 (fold_builtin_pow): Likewise.
7657 (fold_builtin_powi): Likewise.
7658 (fold_builtin_exponent): Likewise.
7659 (fold_builtin_memset): Likewise.
7660 (fold_builtin_bzero): Likewise.
7661 (fold_builtin_memory_op): Likewise.
7662 (fold_builtin_bcopy): Deleted; call site changed to invoke
7663 fold_builtin_memory_op directly.
7664 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
7665 (fold_builtin_strncpy): Likewise.
7666 (fold_builtin_memcmp): Likewise.
7667 (fold_builtin_strcmp): Likewise.
7668 (fold_builtin_strncmp): Likewise.
7669 (fold_builtin_signbit): Likewise.
7670 (fold_builtin_copysign): Likewise.
7671 (fold_builtin_isascii): Likewise.
7672 (fold_builtin_toascii): Likewise.
7673 (fold_builtin_isdigit): Likewise.
7674 (fold_builtin_fabs): Likewise.
7675 (fold_builtin_abs): Likewise.
7676 (fold_builtin_fmin_fmax): Likewise.
7677 (fold_builtin_carg): Likewise.
7678 (fold_builtin_classify): Likewise.
7679 (fold_builtin_unordered_cmp): Likewise.
7681 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
7682 New functions split out from fold_builtin_1.
7683 (fold_builtin_n): New.
7684 (fold_builtin_varargs): New.
7685 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
7687 (fold_call_expr): New.
7688 (build_function_call_expr): Rewrite to use new helper function.
7689 (fold_builtin_call_list): New.
7690 (build_call_expr): New.
7691 (fold_builtin_call_valist): New.
7692 (rewrite_call_expr): New.
7693 (validate_arg): New.
7694 (validate_arglist): Change parameter to be entire CALL_EXPR instead
7695 of an arglist. Change return type to bool. Use new CALL_EXPR
7698 (fold_builtin_strstr): Pass call arguments individually instead
7699 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7700 accessors and constructors. Return NULL_TREE instead of 0.
7701 (fold_builtin_strchr): Likewise.
7702 (fold_builtin_strrchr): Likewise.
7703 (fold_builtin_strpbrk): Likewise.
7704 (fold_builtin_strcat): Likewise.
7705 (fold_builtin_strncat): Likewise.
7706 (fold_builtin_strspn): Likewise.
7707 (fold_builtin_strcspn): Likewise.
7708 (fold_builtin_fputs): Likewise.
7709 (fold_builtin_next_arg): Likewise.
7710 (fold_builtin_sprintf): Likewise.
7712 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
7713 NULL_RTX instead of 0.
7714 (expand_builtin_memory_chk): Likewise.
7715 (maybe_emit_chk_warning): Likewise.
7716 (maybe_emit_sprintf_chk_warning): Likewise.
7718 (fold_builtin_object_size): Pass call arguments individually instead
7719 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
7720 accessors and constructors. Return NULL_TREE instead of 0.
7721 (fold_builtin_memory_chk): Likewise.
7722 (fold_builtin_stxcpy_chk): Likewise.
7723 (fold_builtin_strncpy_chk): Likewise.
7724 (fold_builtin_strcat_chk): Likewise.
7725 (fold_builtin_strcat_chk): Likewise.
7726 (fold_builtin_strncat_chk): Likewise.
7727 (fold_builtin_sprintf_chk): Likewise.
7728 (fold_builtin_snprintf_chk): Likewise.
7729 (fold_builtin_printf): Likewise.
7730 (fold_builtin_vprintf): Likewise.
7732 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
7734 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
7735 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7736 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
7737 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
7738 (fold_unary): Likewise.
7739 (fold_binary): Likewise.
7740 (fold_ternary): Remove CALL_EXPR case, since they are no longer
7741 ternary expressions.
7742 (fold): Add logic for tcc_vl_exp.
7743 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
7744 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7745 (fold_build3_stat): Add assertion to flag broken interface for
7746 constructing CALL_EXPRs.
7747 (fold_build_call_list): New.
7748 (fold_build_call_list_initializer): New.
7749 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
7751 (fold_strip_sign_ops): Likewise.
7753 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
7754 Brooks Moses <brooks.moses@codesourcery.com>
7755 Lee Millward <lee.millward@codesourcery.com>
7757 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
7758 accessors and dump arguments explicitly.
7760 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
7762 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
7764 (print_call_name): Use new CALL_EXPR accessors.
7766 * print-tree.c (print_node): Add case tcc_vl_exp. Print
7767 CALL_EXPR arguments explicitly instead of as a list. Use
7768 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7770 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
7771 (vrp_visit_stmt): Likewise.
7773 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
7774 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
7776 (force_move_till_expr): Likewise.
7778 * targhooks.c (default_external_stack_protect_fail): Use
7779 build_call_expr instead of build_function_call_expr.
7780 (default_hidden_stack_protect_fail): Likewise.
7782 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
7785 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
7786 and walk arguments explicitly.
7788 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
7789 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7790 (expand_simple_operations): Likewise.
7791 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
7793 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
7794 of TREE_CODE_LENGTH.
7795 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
7797 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
7798 instead of TREE_CODE_LENGTH.
7800 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
7801 (tree_ic_transform): Likewise.
7802 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
7803 parameter instead of arglist. Fix callers.
7804 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
7805 (tree_stringops_transform): Likewise.
7806 (tree_indirect_call_to_profile): Likewise.
7807 (tree_stringops_values_to_profile): Likewise.
7809 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
7810 (eliminate_tail_call): Likewise.
7812 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
7814 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7815 Use TREE_OPERAND_LENGTH and generalize to handle any number of
7817 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
7819 * omp-low.c (build_omp_barrier): Use build_call_expr.
7820 (lower_rec_input_clauses): Likewise.
7821 (lower_reduction_clauses): Likewise.
7822 (expand_parallel_call): Likewise.
7823 (maybe_catch_exception): Likewise.
7824 (expand_omp_for_generic): Likewise.
7825 (expand_omp_for_static_nochunk): Likewise.
7826 (expand_omp_sections): Likewise.
7827 (lower_omp_single_simple): Likewise.
7828 (lower_omp_single_copy): Likewise.
7829 (lower_omp_master): Likewise.
7830 (lower_omp_ordered): Likewise.
7831 (lower_omp_critical): Likewise.
7833 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
7834 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
7836 * tree-gimple.c (is_gimple_call_addr): Fix doc.
7837 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
7838 TREE_CODE_LENGTH. Add tcc_vl_exp case.
7840 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
7841 and generalize to handle any number of operands.
7842 (chrec_contains_undetermined): Likewise.
7843 (tree_contains_chrecs): Likewise.
7844 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
7846 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
7848 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
7849 fold_call_expr instead of fold_builtin.
7850 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
7851 match declarations there.
7852 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
7855 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
7856 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7858 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
7859 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
7861 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
7864 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
7865 (execute_cse_sincos): Use new CALL_EXPR accessors.
7867 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
7869 * gimple-low.c (lower_function_body): Use build_call_expr.
7870 (lower_builtin_setjmp): Likewise.
7872 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
7873 (set_storage_via_libcall): Likewise.
7874 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
7875 instead of TREE_CODE_LENGTH.
7876 (expand_expr_real_1): Use new CALL_EXPR accessors.
7878 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
7879 generalize to handle any number of operands.
7880 (TB_parent_eq): Likewise.
7882 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
7883 (strip_builtin_expect): Likewise.
7885 * function.c (gimplify_parameters): Use build_call_expr.
7887 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
7888 instead of TREE_CODE_LENGTH.
7890 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
7891 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
7893 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
7896 * gimplify.c (build_stack_save_restore): Use build_call_expr.
7897 (gimplify_decl_expr): Likewise.
7898 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
7899 Use new CALL_EXPR iterators.
7900 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
7901 (gimplify_modify_expr_to_memset): Likewise.
7902 (gimplify_variable_sized_compare): Likewise.
7903 (gimplify_omp_atomic_fetch_op): Likewise.
7904 (gimplify_omp_atomic_pipeline): Likewise.
7905 (gimplify_omp_atomic_mutex): Likewise.
7906 (gimplify_function_tree): Likewise.
7908 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
7909 (call_expr_flags): Likewise.
7910 (expand_call): Likewise.
7912 * except.c (expand_builtin_eh_return_data_regno): Pass entire
7913 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7916 * coverage.c (create_coverage): Use build_call_expr.
7918 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
7919 (temp_call_expr_obstack): New.
7920 (pool_copy_list): Delete.
7921 (temp_copy_call_expr): New.
7922 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
7923 CALL_EXPR accessors. Get rid of special goo for copying argument
7924 lists and use temp_copy_call_expr instead.
7925 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
7926 CALL_EXPR accessors.
7927 (create_expression_by_pieces): Likewise. Use build_call_array
7928 to construct the result instead of fold_build3.
7929 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
7930 dealing with argument lists.
7931 (init_pre): Remove references to expression_node_pool and
7932 list_node_pool. Init temp_call_expr_obstack instead.
7933 (fini_pre): Remove references to expression_node_pool and
7936 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
7937 and walk arguments explicitly instead of as a list.
7939 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
7940 (mx_register_decls): Likewise.
7941 (mudflap_register_call): Likewise.
7942 (mudflap_finish_file): Likewise.
7944 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
7945 (ipa_callsite_compute_param): Likewise.
7947 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
7948 accessors and constructor.
7950 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
7951 accessors and constructor.
7952 (convert_tramp_reference): Likewise.
7953 (convert_call_expr): Likewise.
7954 (finalize_nesting_tree_1): Likewise.
7956 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
7959 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
7961 * tree-inline.c (initialize_inlined_parameters): Pass entire
7962 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
7964 (estimate_num_insns_1): Use new CALL_EXPR accessors.
7965 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
7967 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
7968 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7969 (vectorizable_reduction): Likewise.
7970 (vectorizable_call): Use new CALL_EXPR iterators.
7971 (vectorizable_conversion): Use build_call_expr.
7972 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
7973 (vect_gen_widened_results_half): Use build_call_expr.
7974 (vect_setup_realignment): Likewise.
7975 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
7977 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
7978 (pass_through_call): Likewise.
7979 (compute_object_sizes): Likewise. Use fold_call_expr instead of
7982 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
7983 (tree_gen_pow2_profiler): Likewise.
7984 (tree_gen_one_value_profiler): Likewise.
7985 (tree_gen_ic_func_profiler): Likewise.
7986 (tree_gen_average_profiler): Likewise.
7987 (tree_gen_ior_profiler): Likewise.
7989 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
7990 (find_func_aliases): Use new CALL_EXPR accessors. Add case
7991 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
7993 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
7994 of TREE_CODE_LENGTH.
7996 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
7997 of TREE_CODE_LENGTH.
7999 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
8001 (convert_to_integer): Likewise.
8003 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
8006 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8007 Brooks Moses <brooks.moses@codesourcery.com>
8008 Lee Millward <lee.millward@codesourcery.com>
8010 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
8012 * config/frv/frv.c (frv_expand_builtin): Likewise.
8013 * config/s390/s390.c (s390_expand_builtin): Likewise.
8015 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
8016 (sparc_expand_builtin): Use new CALL_EXPR accessors.
8018 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
8019 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
8020 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
8021 (ix86_expand_store_builtin): Likewise.
8022 (ix86_expand_unop_builtin): Likewise.
8023 (ix86_expand_unop1_builtin): Likewise.
8024 (ix86_expand_sse_compare): Likewise.
8025 (ix86_expand_sse_comi): Likewise.
8026 (ix86_expand_vec_init_builtin): Likewise.
8027 (ix86_expand_vec_ext_builtin): Likewise.
8028 (ix86_expand_vec_set_builtin): Likewise.
8029 (ix86_expand_builtin): Use new CALL_EXPR accessors.
8031 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
8032 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
8034 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
8035 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8036 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
8038 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
8040 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8041 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
8042 arglist. Use new CALL_EXPR accessors. Fix callers.
8043 (altivec_expand_abs_builtin): Likewise.
8044 (rs6000_expand_binop_builtin): Likewise.
8045 (altivec_expand_predicate_builtin): Likewise.
8046 (altivec_expand_lv_builtin): Likewise.
8047 (spe_expand_stv_builtin): Likewise.
8048 (altivec_expand_stv_builtin): Likewise.
8049 (rs6000_expand_ternop_builtin): Likewise.
8050 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
8051 (altivec_expand_st_builtin): Likewise.
8052 (altivec_expand_dst_builtin): Likewise.
8053 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
8054 arglist. Use new CALL_EXPR accessors. Fix callers.
8055 (altivec_expand_vec_set_builtin): Likewise.
8056 (altivec_expand_vec_ext_builtin): Likewise.
8057 (altivec_expand_builtin): Use new CALL_EXPR accessors.
8058 (spe_expand_builtin): Likewise.
8059 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
8060 arglist. Use new CALL_EXPR accessors. Fix callers.
8061 (spe_expand_evsel_builtin): Likewise.
8062 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
8063 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
8065 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
8066 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8067 (arm_expand_unop_builtin): Likewise.
8068 (arm_expand_builtin): Use new CALL_EXPR accessors.
8070 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
8073 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
8074 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8075 (bfin_expand_unop_builtin): Likewise.
8076 (bfin_expand_builtin): Use new CALL_EXPR accessors.
8078 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8079 Brooks Moses <brooks.moses@codesourcery.com>
8080 Lee Millward <lee.millward@codesourcery.com>
8082 * c-semantics.c (build_stmt): Add internal diagnostic check.
8084 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
8085 accessors. Print arguments explicitly instead of as a list.
8087 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
8089 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
8090 (c_finish_omp_flish): Likewise.
8092 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
8093 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
8094 instead of TREE_CODE_LENGTH.
8095 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
8096 (c_warn_unused_result): Likewise.
8098 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8101 * doc/invoke.texi (Warning Options): Remove
8102 -Werror-implicit-function-declaration.
8103 (Wimplicit-function-declaration): Update description.
8104 * opts.c (common_handle_option): Move handling of -Werror=* to...
8105 (enable_warning_as_error): ...here.
8106 * opts.h (enable_warning_as_error): Declare.
8107 * c-decl.c (implicit_decl_warning): Unless
8108 -Wno-implicit-function-declaration is given, emit a pedwarn if
8109 -std=c99 or emit a warning if -Wimplicit-function-declaration.
8110 * c.opt (Wimplicit-function-declaration): Replace
8111 mesg_implicit_function_declaration with
8112 warn_implicit_function_declaration.
8113 * c-opts.c (c_common_handle_option):
8114 -Werror-implicit-function-declaration is exactly equal as
8115 -Werror=implicit-function-declaration.
8116 (set_Wimplicit): Replace mesg_implicit_function_declaration with
8117 warn_implicit_function_declaration.
8118 (c_common_post_options): -Wimplict-function-declaration is enabled
8119 by default by -std=c99, otherwise is disabled by default.
8120 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
8122 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
8124 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
8125 DECL on the rhs to a DECL on the lhs for debug info purposes if the
8126 former is ignored but not the latter.
8128 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
8130 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
8131 is made and the reference doesn't use the alias set of its type,
8132 do not create the temporary using that type.
8134 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
8136 * jump.c: Remove prototypes for delete_computation and
8137 delete_prior_computation.
8139 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
8141 * jump.c (get_label_after): Delete.
8142 (get_label_before, delete_computation, delete_jump,
8143 delete_prior_computation, follow_jumps): Move...
8144 * reorg.c (delete_computation, delete_prior_computation): ... here...
8145 (get_label_before, delete_jump): ... making these static ...
8146 (follow_jumps): ... and simplifying this since it only runs after
8148 * rtl.h (get_label_after, get_label_before, delete_jump,
8149 follow_jumps): Delete prototypes.
8151 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
8153 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
8155 2007-02-15 Nick Clifton <nickc@redhat.com>
8157 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
8158 order to prevent it from being munged by the target.
8160 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
8162 * config/i386/i386.md: Remove misleading comment.
8164 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8166 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
8167 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
8170 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8172 * tree-sra.c (instantiate_missing_elements): Canonicalize
8174 (sra_build_assignment): New.
8175 (generate_copy_inout, generate_element_copy,
8176 generate_element_zero, generate_one_element_init): Use it.
8178 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8180 * tree-sra.c (instantiate_missing_elements): Canonicalize
8182 (sra_build_assignment): New.
8183 (generate_copy_inout, generate_element_copy,
8184 generate_element_zero, generate_one_element_init): Use it.
8186 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8188 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
8191 2007-02-14 Joseph Myers <joseph@codesourcery.com>
8193 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
8194 types as aggregates not scalars.
8195 * function.c (assign_stack_temp_for_type): Likewise.
8197 2007-02-14 Roger Sayle <roger@eyesopen.com>
8198 Zdenek Dvorak <dvorakz@suse.cz>
8200 * tree-dump.c (dump_switch_p_1): Require exact match of the option
8203 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
8205 * passes.c (next_pass_1): Clear the next field of the copied
8208 2007-02-14 Richard Henderson <rth@redhat.com>
8210 * tree-sra.c (early_sra): New.
8211 (decl_can_be_decomposed_p): Deny va_list if early_sra.
8212 (tree_sra_early, pass_sra_early): New.
8213 * tree-pass.h (pass_sra_early): Declare.
8214 * passes.c (init_optimization_passes): Use it.
8216 2007-02-14 Richard Guenther <rguenther@suse.de>
8218 * flags.h (issue_strict_overflow_warning): Convert to a macro.
8220 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
8222 PR tree-optimization/30771
8223 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
8225 (vect_analyze_operations): Induction phis can now be marked as
8227 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
8228 Update documentation accordingly.
8230 2007-02-14 Nick Clifton <nickc@redhat.com>
8232 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
8233 most 3 arguments are supported.
8234 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
8236 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
8238 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
8239 Ensure dst->current is valid.
8241 2007-02-13 Paul Brook <paul@codesourcery.com>
8243 * config.gcc: Add arm*-*-uclinux-*eabi.
8244 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
8245 (SUBTARGET_EXTRA_LINK_SPEC): Define.
8246 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
8247 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
8248 (LINK_SPEC): Define.
8250 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
8252 * config/arm/uclinux-eabi.h: New file.
8253 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
8254 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
8257 2007-02-13 Ian Lance Taylor <iant@google.com>
8259 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
8260 * flags.h (warn_strict_overflow): Declare.
8261 (enum warn_strict_overflow_code): Define.
8262 (issue_strict_overflow_warning): New static inline function.
8263 * opts.c (warn_strict_overflow): New variable.
8264 (common_handle_option): Handle OPT_Wstrict_overflow and
8265 OPT_Wstrict_overflow_.
8266 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
8268 * fold-const.c: Include intl.h.
8269 (fold_deferring_overflow_warnings): New static variable.
8270 (fold_deferred_overflow_warning): New static variable.
8271 (fold_deferred_overflow_code): New static variable.
8272 (fold_defer_overflow_warnings): New function.
8273 (fold_undefer_overflow_warnings): New function.
8274 (fold_undefer_and_ignore_overflow_warnings): New function.
8275 (fold_deferring_overflow_warnings_p): New function.
8276 (fold_overflow_warning): New static function.
8277 (make_range): Add strict_overflow_p parameter. Change all
8279 (extract_muldiv, extract_muldiv_1): Likewise.
8280 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
8281 tree_expr_nonnegative_p.
8282 (fold_negate_expr): Call fold_overflow_warning.
8283 (fold_range_test): Likewise.
8284 (fold_comparison): Likewise.
8285 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
8286 instead of tree_expr_nonnegative_p.
8287 (tree_expr_nonnegative_warnv_p): Rename from
8288 tree_expr_nonnegative_p, add strict_overflow_p parameter.
8289 (tree_expr_nonnegative_p): New function.
8290 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
8291 strict_overflow_p parameter.
8292 (tree_expr_nonzero_p): New function.
8293 * passes.c (verify_interpass_invariants): New static function.
8294 (execute_one_pass): Call it.
8295 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
8297 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
8298 (estimate_numbers_of_iterations): Likewise.
8299 (scev_probably_wraps_p): Likewise.
8300 * tree-ssa-ccp.c: Include "toplev.h".
8301 (evaluate_stmt): Defer fold overflow warnings until we know we are
8303 (struct fold_stmt_r_data): Add stmt field.
8304 (fold_stmt_r): Defer fold overflow warnings until we know we
8306 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
8307 (fold_stmt_inplace): Likewise.
8308 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
8309 (cleanup_control_expr_graph): Defer fold overflow warnings until
8310 we know we are going to optimize.
8311 * tree-cfg.c (fold_cond_expr_cond): Likewise.
8312 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
8314 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
8315 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
8316 * tree-ssa-loop-manip.c (create_iv): Likewise.
8317 * c-typeck.c (build_conditional_expr): Likewise.
8318 (build_binary_op): Likewise.
8319 * tree-vrp.c (vrp_expr_computes_nonzero): Call
8320 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
8321 (extract_range_from_unary_expr): Likewise.
8322 * simplify-rtx.c (simplify_const_relational_operation): Warn when
8323 assuming that signed overflow does not occur.
8324 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
8325 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
8326 (fold_defer_overflow_warnings): Declare.
8327 (fold_undefer_overflow_warnings): Declare.
8328 (fold_undefer_and_ignore_overflow_warnings): Declare.
8329 (fold_deferring_overflow_warnings_p): Declare.
8330 (tree_expr_nonzero_warnv_p): Declare.
8331 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
8333 (Warning Options): Document -Wstrict-overflow.
8334 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
8335 (tree-ssa-ccp.o): Likewise.
8336 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
8337 (fold-const.o): Depend on intl.h.
8339 2007-02-13 Ian Lance Taylor <iant@google.com>
8342 * lower-subreg.c (resolve_simple_move): Decompose subregs in
8345 2007-02-13 Stuart Hastings <stuart@apple.com>
8347 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
8349 2007-02-13 Richard Henderson <rth@redhat.com>
8351 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
8352 handled_component_p before looking for the indirect_ref.
8354 2007-02-13 Richard Henderson <rth@redhat.com>
8356 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
8357 remove flags clobber.
8358 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
8359 (bswaphi_lowpart): New.
8360 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
8361 remove TARGET_BSWAP test. Delete expander of the same name.
8363 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
8364 (expand_unop): Use them.
8366 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
8368 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
8369 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
8370 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
8371 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
8372 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
8373 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
8374 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
8375 assembler dialect choice from asm templates.
8377 2007-02-12 Richard Henderson <rth@redhat.com>
8379 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
8380 (fixuns_trunc<SSEMODEF>si2): Use it.
8381 * config/i386/sse.md (vec_setv4sf_0): Export.
8382 * config/i386/i386.c (ix86_build_const_vector): Export.
8383 (ix86_split_convert_uns_si_sse): Rename from
8384 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
8385 * config/i386/i386-protos.h: Update.
8387 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8390 * c-typeck.c (c_finish_return): Improve warning message.
8392 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8394 * alias.c (find_symbolic_term): Delete unused function.
8396 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
8398 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
8399 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
8400 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
8402 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
8404 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
8405 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
8406 the function, temporarily point the debug interface to the null one.
8408 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
8410 * dwarf2out.c (round_up_to_align): New static function.
8411 (field_byte_offset): Use it to round the offset.
8413 2007-02-12 Richard Henderson <rth@redhat.com>
8415 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
8416 (inswl_const): Export.
8418 2007-02-12 Richard Henderson <rth@redhat.com>
8420 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
8421 result mode of the libcall, convert back to outmode.
8423 2007-02-12 Roger Sayle <roger@eyesopen.com>
8425 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
8426 (bswapdi2): New define_expand to implement 32-bit implementation.
8428 2007-02-12 Nick Clifton <nickc@redhat.com>
8430 * doc/invoke.texi (Overall Options): Document --help=.
8431 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
8432 (cc1_options): Pass --help= on to cc1.
8433 (display_help): Add description of --help=.
8434 (process_command): Add code to handle --help=. Allow translated
8435 --help and --target-help switches to be passed on to compiler
8437 (main): Remove unused if statement.
8438 * opts.c (columns): Remove.
8439 (LEFT_COLUMN): Define.
8440 (wrap_help): Add columns argument.
8441 (print_filtered_help): Change parameters to be an include bitmask,
8442 an exclude bitmask, an any bitmask and the column width. Move the
8443 code to display the params list here. Add code to display the
8444 status of options rather than their descriptions if the quiet flag
8446 (print_specific_help): Change parameters to be an include bitmask,
8447 an exclude bitmask and an any bitmask. Move code to look up the
8448 column width here. Decide upon the title for an options listing.
8449 (common_handle_options): Add code to handle --help=. Adapt code
8450 for --help and --target-help to use the revised form of the
8451 print_specific_help function.
8452 (print_help): Delete.
8453 (print_param_help): Delete.
8454 (print_switch): Delete.
8455 * opts.h (cl_lang_count): Add prototype.
8456 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
8457 CL_MAX_OPTION_CLASS): New defines.
8458 * optc-gen.awk: Add construction of cl_lang_count.
8459 * c.opt: Add Warning attribute to warning options and Optimization
8460 attribute to optimization options.
8461 * common.opt: Likewise.
8463 Add -fhelp and -ftarget-help as aliases for the transformed --help
8464 and --target-help options.
8465 * opt-functions.awk: Add code to handle Warning and Optimization
8468 2007-02-12 Richard Henderson <rth@redhat.com>
8470 * config/alpha/constraints.md: New file.
8471 * config/alpha/alpha.c: Include tm-constrs.h.
8472 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
8473 alpha_extra_constraint): Remove.
8474 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
8475 * config/alpha/alpha-protos.h: Update.
8476 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
8477 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
8478 (EXTRA_CONSTRAINT): Remove.
8479 * config/alpha/alpha.md: Include constraints.md.
8480 (adddi splitter): Use satisfies_constraint_*.
8481 * config/alpha/predicates.md (add_operand): Likewise.
8482 (sext_add_operand, addition_operation): Likewise.
8484 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
8486 PR tree-optimization/29145
8487 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
8488 in our handling of restrict qualified pointers.
8490 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8493 * doc/invoke.texi (Wunused-value): Update description.
8494 (Wextra): Delete item.
8495 * opts.c (set_Wextra): Don't use the value of Wextra to set the
8496 value of Wunused-value.
8497 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
8498 (c_finish_stmt_expr): Don't check extra_warnings.
8499 (emit_side_effect_warnings): The caller is responsible to check
8502 2007-02-11 Roger Sayle <roger@eyesopen.com>
8503 Matt Thomas <matt@3am-software.com>
8505 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
8507 2007-02-11 Roger Sayle <roger@eyesopen.com>
8509 * simplify-rtx.c (simplify_relational_operation_1): Optimize
8510 comparisons of POPCOUNT against zero.
8511 (simplify_const_relational_operation): Likewise.
8513 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8515 * doc/invoke.texi (Wextra): Delete outdated paragraph.
8517 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8519 * dwarf2out.c (root_type): Delete unused function.
8521 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8523 * genattrtab.c (contained_in_p): Delete unused function.
8524 (write_expr_attr_cache): Likewise.
8526 2007-02-11 Jan Hubicka <jh@suse.cz>
8528 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
8531 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
8533 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
8534 to add the REG_EQ* note.
8535 * see.c (see_merge_one_use_extension): Likewise.
8536 * local-alloc.c (update_equiv_regs): Likewise. Also don't
8537 turn REG_EQUAL notes into REG_EQUIV notes if the target
8538 register may have more than one set.
8539 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
8540 * gcse.c (try_replace_reg): Likewise.
8541 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
8542 * calls.c (fixup_tail_calls): Likewise. Abort if there is
8543 more than one REG_EQUIV note.
8544 * reload1.c (gen_reload): Use set_unique_reg_note.
8546 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
8548 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
8549 (ix86_builtin_conversion): New function.
8551 2007-02-06 Mark Mitchell <mark@codesourcery.com>
8554 * tree.h (DECL_REPLACEABLE_P): New macro.
8555 * except.c (set_nothrow_function_flags): Likewise.
8557 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
8558 Ira Rosen <irar@il.ibm.com>
8559 Dorit Nuzman <dorit@il.ibm.com>
8561 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
8562 * targhooks.c (default_builtin_vectorized_conversion): New.
8563 * targhooks.h (default_builtin_vectorized_function): New declaration.
8564 * target.h (struct vectorize): Add builtin_conversion field.
8565 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
8566 stmt_vec_info_type value.
8567 (vectorizable_conversion): New declaration.
8568 * tree-vect-analyze.c (vect_analyze_operations): Add
8569 vectorizable_conversion call.
8570 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
8571 * tree-vect-transform.c (vectorizable_conversion): New function.
8572 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
8573 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
8575 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
8576 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
8577 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
8578 or ALTIVEC_BUILTIN_VCFSX.
8580 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8583 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
8584 CONST_DOUBLE and operand 0 is a hard register.
8585 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
8586 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
8587 is a hard floating-point register.
8589 2007-02-10 Richard Henderson <rth@redhat.com>
8590 Jakub Jelinek <jakub@redhat.com>
8591 Alexandre Oliva <aoliva@redhat.com>
8593 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
8594 * builtin-types.def (BT_WORD): Make unsigned.
8595 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
8596 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
8597 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
8598 * c-decl.c (grokdeclarator): Don't error if !have_tls.
8599 * c-parser.c (c_parser_omp_threadprivate): Likewise.
8600 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
8602 * expr.c (emutls_var_address): New.
8603 (expand_expr_real_1): Expand emulated tls.
8604 (expand_expr_addr_expr_1): Likewise.
8605 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
8606 * output.h (emutls_finish): Declare.
8607 * toplev.c (compile_file): Call it.
8608 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
8609 address before wrapping in CONST.
8610 * varasm.c (emutls_htab, emutls_object_type): New.
8611 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
8612 (get_emutls_object_name, get_emutls_object_type): New.
8613 (get_emutls_init_templ_addr, emutls_decl): New.
8614 (emutls_common_1, emutls_finish): New.
8615 (assemble_variable): When emulating tls, swap decls; generate
8616 constructor for the emutls objects.
8617 (do_assemble_alias): When emulating tls, swap decl and target name.
8618 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
8620 * varpool.c (decide_is_variable_needed): Look at force_output.
8621 Recurse for emulated tls.
8622 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
8623 with decide_is_variable_needed.
8624 * emutls.c: New file.
8625 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
8626 tls_object for real tls.
8628 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
8630 PR rtl-optimization/29599
8631 * reload1.c (eliminate_regs_in_insn): Take the destination
8632 mode into account when computing the offset.
8634 2007-02-09 Stuart Hastings <stuart@apple.com>
8635 Richard Henderson <rth@redhat.com>
8637 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8638 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
8639 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
8640 fixuns_truncdfhi2): New.
8641 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
8642 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
8643 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
8644 (floatunssidf2): Allow nonimmediate source.
8645 * config/i386/sse.md (movdi_to_sse): New.
8646 (vec_concatv2di): Drop '*'.
8647 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
8648 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8649 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
8651 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
8652 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
8653 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
8654 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
8655 (ix86_build_signbit_mask): Fix decl of v, refactor to call
8656 ix86_build_const_vector.
8657 (x86_emit_floatuns): Rewrite.
8659 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8661 * genautomata.c (longest_path_length): Delete unused function.
8662 (struct state): Delete unused longest_path_length.
8663 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
8664 (get_free_state): Delete unused.
8666 2007-02-09 Jan Hubicka <jh@suse.cz>
8668 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
8669 * doc/invoke.texi (inline-unit-growth): Update default value.
8671 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
8672 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
8673 (rebuild_cgraph_edges): Likewise.
8674 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
8675 (dump_cgraph_node): Dump frequencies.
8676 (cgraph_clone_edge): Add frequency scales.
8677 (cgraph_clone_node): Add freuqnecy.
8678 * cgraph.h (cgraph_edge): Add freuqnecy argument.
8679 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
8680 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
8681 * tree-pass.h (TODO_rebuild_frequencies): New constant.
8682 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
8683 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
8684 (save_inline_function_body): Likewise.
8685 * ipa-inline.c: inluce rtl.h
8686 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
8687 (cgraph_edge_badness): Use frequencies.
8688 (cgraph_decide_recursive_inlining): Update clonning.
8689 (cgraph_decide_inlining_of_small_function): Dump frequency.
8690 * predict.c (estimate_bb_frequencies): Export.
8691 * predict.h (estimate_bb_frequencies): Declare.
8692 * tree-inline.c (copy_bb): Watch overflows.
8693 (expand_call_inline): Update call of cgraph_create_edge.
8694 (optimize_inline_calls): Use TODO flags to update frequnecies.
8695 * passes.h: Include predict.h
8696 (init_optimization_passes): Move profile ahead.
8697 (execute_function_todo): Handle TODO_rebuild_frequencies.
8699 2007-02-09 Roger Sayle <roger@eyesopen.com>
8701 * config/alpha/alpha.c (emit_insxl): Force the first operand of
8702 the insbl or inswl pattern into a register.
8704 2007-02-09 Roger Sayle <roger@eyesopen.com>
8706 * config/ia64/ia64.md (bswapdi2): New define_insn.
8708 2007-02-09 Richard Henderson <rth@redhat.com>
8710 * config/i386/constraints.md (Ym): New constraint.
8711 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
8712 (movdi_1_rex64): Split sse and xmm general register moves from
8713 memory move alternatives. Use conditional register constraints.
8714 (movsf_1, movdf_integer): Likewise.
8715 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8716 (movdf_integer_rex64): New.
8717 (pushsf_rex64): Fix output constraints.
8718 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
8719 (sse2_stored): Likewise.
8720 (sse2_storeq_rex64): New.
8721 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
8722 amd and not generic.
8723 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
8724 for optimize_size. Remove SF/DFmode hack.
8726 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8728 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
8731 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
8732 Richard Sandiford <richard@codesourcery.com>
8734 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
8735 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
8736 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
8737 m68k/t-mlib to tmake_file.
8738 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
8739 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
8740 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
8741 Allow it to be cf or m68k. Set m68k_arch_family. If that
8742 variable is not empty, add t-$m68k_arch_family to tmake_file.
8743 Add t-mlibs to tmake_file.
8744 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
8745 * config/m68k/t-cf: New file.
8746 * config/m68k/t-m68k: Likewise.
8747 * config/m68k/t-mlibs: Likewise.
8748 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8749 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8750 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8751 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8752 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
8754 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
8755 (INSTALL_LIBGCC): Delete.
8756 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
8757 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8758 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8759 (M68K_MLIB_CPU): Define.
8760 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
8761 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
8762 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
8764 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8765 Richard Guenther <rguenther@suse.de>
8768 * fold-const.c (fold_comparison): Handle obfuscated comparisons
8769 against INT_MIN/INT_MAX.
8770 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
8771 file if a loop is removed.
8773 2007-02-09 Joseph Myers <joseph@codesourcery.com>
8775 * calls.c (store_one_arg): Pass correct alignment to
8776 emit_push_insn for non-BLKmode values.
8777 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
8778 unaligned stack slot via a suitably aligned slot.
8780 2007-02-08 DJ Delorie <dj@redhat.com>
8782 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
8784 (legal_subregs): Use unsigned char, make const.
8785 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
8787 2007-02-08 Paul Brook <paul@codesourcery.com>
8789 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
8790 special interworking needed.
8792 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
8794 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
8795 conditional to __SSE2__.
8796 (Entries below should have been added to first ChangeLog
8797 entry for amdfam10 dated 2007-02-05)
8798 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
8800 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
8802 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
8805 2007-02-08 DJ Delorie <dj@redhat.com>
8807 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
8808 * config/m32c/m32c.c (legal_subregs): New.
8809 (m32c_illegal_subreg_p): New.
8810 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
8811 unsupported subregs of hard regs.
8813 2007-02-08 Jan Hubicka <jh@suse.cz>
8815 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
8816 the same one; always update histograms.
8818 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8820 * passes.c (init_optimization_passes): Tidy comment.
8822 2007-02-08 Roger Sayle <roger@eyesopen.com>
8824 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
8825 strip zero_extend, bswap and rotates from POCOUNT's argument.
8826 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
8827 zero_extend and rotates from PARITY's argument.
8828 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
8829 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
8830 of an integer constant at compile-time.
8832 2007-02-08 Diego Novillo <dnovillo@redhat.com>
8835 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
8837 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
8840 * tree-ssa-live.c (remove_unused_locals): Do not remove
8841 TREE_ADDRESSABLE variables.
8842 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
8843 * tree-ssa-operands.c (add_virtual_operand): Remove argument
8844 FOR_CLOBBER. Update all users.
8845 If VAR has an associated alias set, add a virtual operand for
8846 it if no alias is found to conflict with the memory reference.
8848 2007-02-07 Jan Hubicka <jh@suse.cz>
8849 Robert Kidd <rkidd@crhc.uiuc.edu>
8851 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
8853 2007-02-07 Ian Lance Taylor <iant@google.com>
8855 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
8857 2007-02-07 Roger Sayle <roger@eyesopen.com>
8859 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
8860 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
8861 tablejumpdi, movsi_to_cr_one): Remove constraints from
8862 define_expand's match_operands.
8864 2007-02-07 Roger Sayle <roger@eyesopen.com>
8866 * global.c (compute_regsets): Move declatation of "i" inside of
8867 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
8869 2007-02-07 Jakub Jelinek <jakub@redhat.com>
8872 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
8873 of INDIRECT_REF <RESULT_DECL>.
8875 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
8877 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
8878 Kaz Kojima <kkojima@gcc.gnu.org>
8881 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
8883 (sh_initialize_trampoline): Add parentheses to avoid a warning.
8885 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8887 * doc/loop.texi: Document possibility not to perform disambiguation
8888 of loops with multiple latches.
8889 * cfgloopmanip.c (alp_enum_p): Removed.
8890 (add_loop): Handle subloops. Use get_loop_body_with_size.
8891 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
8892 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
8893 the new forwarder block.
8894 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
8895 Handle the case latch is NULL.
8896 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
8897 when marking loop exits.
8898 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
8900 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
8901 disambiguate_loops_with_multiple_latches.
8902 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
8903 before fix_loop_structure.
8904 * cfgloop.c: Include pointer-set.h and output.h.
8905 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
8906 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
8907 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
8908 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
8909 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
8910 disambiguate_multiple_latches, get_loop_body_with_size,
8911 disambiguate_loops_with_multiple_latches): New functions.
8912 (flow_loop_dump): Dump multiple latch edges.
8913 (flow_loop_nodes_find): Handle loops with multiple latches.
8914 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
8915 (glb_enum_p): Modified.
8916 (get_loop_body): Use get_loop_body_with_size.
8917 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
8918 (AVOID_CFG_MODIFICATIONS): New constant.
8919 (disambiguate_loops_with_multiple_latches, add_loop,
8920 get_loop_body_with_size): Declare.
8921 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
8923 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
8926 * global.c (compute_regsets): New function.
8927 (global_alloc): Refactored ELIMINABLE_REGSET
8928 and NO_GLOBAL_ALLOC_REGS computation out.
8929 (rest_of_handle_global_alloc): Call compute_regsets()
8930 for non-optimizing case.
8932 2007-02-06 Richard Henderson <rth@redhat.com>
8934 * config/i386/constraints.md (Y2): Rename from Y.
8935 (Yi): New constraint.
8936 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
8937 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
8938 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
8939 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
8940 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
8941 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
8942 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
8943 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
8944 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
8945 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
8946 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
8947 vec_extractv2si_1): Change Y constraints to Y2.
8948 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
8949 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
8950 Change Y constraints to Y2.
8951 (sse2_loadld): Change Y constraints to x.
8953 2007-02-06 Roger Sayle <roger@eyesopen.com>
8955 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
8956 (parity<mode>2): New define_expand using rs6000_emit_parity.
8957 * config/rs6000/rs6000.c (rs6000_emit_popcount,
8958 rs6000_emit_parity): New functions.
8959 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
8960 rs6000_emit_parity): Prototype here.
8962 2007-02-06 Ian Lance Taylor <iant@google.com>
8964 * lower-subreg.c (simple_move_operand): Reject CONST.
8965 (resolve_clobber): Call validate_change rather than directly
8966 assigning to XEXP (pat, 0).
8968 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
8970 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
8971 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
8972 (tree-cfg.o): Remove hashtab.h dependency.
8974 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
8975 (struct ivopts_data): Change niters to pointer_map_t.
8976 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
8977 (niter_for_exit): Create pointer_map on demand. Change for
8979 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
8980 (free_loop_data): Destroy data->niters if created and reset field.
8981 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
8982 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
8984 * tree-ssa-reassoc.c: Include pointer-set.h.
8985 (bb_rank): Change to long *.
8986 (operand_rank): Change to pointer_map_t.
8987 (find_operand_rank): Return long, -1 if not found. Declare as inline.
8988 (insert_operand_rank): Accept long.
8989 (operand_entry_hash, operand_entry_eq): Remove.
8990 (get_rank): Return long. Adjust for changes above.
8991 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
8993 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
8995 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
8996 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
8997 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
8999 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
9000 directly since it cannot be NULL.
9001 (get_vi_for_tree): Rewrite for pointer_map API.
9002 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
9003 (init_alias_vars): Create vi_for_tree as pointer_map.
9004 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
9006 * tree-cfg.c: Don't include hashtab.h.
9007 (edge_to_cases): Declare as pointer_map.
9008 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
9010 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
9011 (start_recording_case_labels): Create edge_to_cases as pointer_map.
9012 (end_recoding_case_labels): Cleanup edge_to_cases manually before
9014 (record_switch_edge): Delete.
9015 (get_cases_for_edge): Adjust for pointer_map API, inline
9016 record_switch_edge (rewritten for new API), remove goto.
9018 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
9020 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
9021 * tree-nested.c: Include pointer-set.h.
9022 (var_map_elt, var_map_eq, var_map_hash): Delete.
9023 (struct nesting_info): Remove GTY marker. Change the two htab_t's
9025 (nesting_info_bitmap_obstack): New.
9026 (lookup_field_for_decl): Adjust for pointer_map API.
9027 (lookup_tramp_for_decl): Adjust for pointer_map API.
9028 (get_nonlocal_debug_decl): Adjust for pointer_map API.
9029 (get_local_debug_decl): Adjust for pointer_map API.
9030 (convert_nl_goto_reference): Adjust for pointer_map API.
9031 (convert_nl_goto_receiver): Adjust for pointer_map API.
9032 (create_nesting_tree): Create outside GGC space. Create bitmap on
9033 the new obstack. Create field_map and var_map as pointer_maps.
9034 (free_nesting_tree): Adjust for changes to create_nesting_tree.
9036 (lower_nested_functions): Move root here, no need to NULL it.
9037 Initialize and release the obstack.
9039 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
9041 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
9042 Remove prototypes and make them non-static.
9043 (struct tree_int_map): Remove.
9044 * tree.h (struct tree_int_map): Move here, turning TO into an
9046 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
9048 * tree.h (TREE_COMPLEXITY): Remove.
9049 (struct tree_exp): Remove complexity field.
9050 * tree.c (build1_stat): Don't set it.
9052 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
9053 Victor Kaplansky <victork@il.ibm.com>
9055 * tree-vectorizer.c (vect_is_simple_use): Support induction.
9056 (vect_is_simple_reduction): Support reduction with induction as
9057 one of the operands.
9058 (vect_is_simple_iv_evolution): Fix formatting.
9059 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
9060 formatting. Don't mark induction phis for vectorization.
9061 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
9062 * tree-vect-transform.c (get_initial_def_for_induction): New function.
9063 (vect_get_vec_def_for_operand): Support induction.
9064 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
9066 (vectorizable_reduction): Support reduction with induction as one of
9068 (vectorizable_type_demotion): Use def-type of stmt argument rather
9069 than dummy def-type.
9071 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
9072 flag_tree_scev_cprop.
9073 * common.opt (tree-scev-cprop): New flag.
9075 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
9076 call to vect_get_new_vect_var.
9078 2007-02-06 Ira Rosen <irar@il.ibm.com>
9080 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
9081 vectype is not NULL.
9082 (vect_pattern_recog_1): Likewise.
9084 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9086 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
9087 (fold_negate_expr): Likewise.
9089 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
9092 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
9093 even if cv-qualification is the same.
9095 2007-02-05 Geoffrey Keating <geoffk@apple.com>
9097 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
9098 __enable_execute_stack on completion.
9100 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9102 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
9103 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
9104 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
9105 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
9106 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
9107 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
9108 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
9109 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
9111 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9113 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
9114 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
9115 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
9116 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
9117 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
9118 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
9119 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
9120 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
9121 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
9122 umuldi3_highpart_rex64, umulsi3_highpart_insn,
9123 umulsi3_highpart_zext, smuldi3_highpart_rex64,
9124 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
9125 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
9126 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
9127 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
9128 sqrtextenddfxf2_i387): Added amdfam10_decode.
9130 * config/i386/athlon.md (athlon_idirect_amdfam10,
9131 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
9132 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
9133 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
9134 athlon_ivector_store_amdfam10): New define_insn_reservation.
9135 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
9138 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9140 * config/i386/athlon.md (athlon_call_amdfam10,
9141 athlon_pop_amdfam10, athlon_lea_amdfam10): New
9142 define_insn_reservation.
9143 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
9144 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
9145 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
9147 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9149 * config/i386/athlon.md (athlon_sseld_amdfam10,
9150 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
9151 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
9153 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9155 * config/i386/athlon.md (athlon_sseins_amdfam10): New
9156 define_insn_reservation.
9157 * config/i386/i386.md (sseins): Added sseins to define_attr type
9158 and define_attr unit.
9159 * config/i386/sse.md: Set type attribute to sseins for insertq
9162 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9164 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
9165 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
9166 ssecomi_load_amdfam10, ssecomi_amdfam10,
9167 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
9168 define_insn_reservation.
9169 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
9171 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9173 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
9174 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
9175 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
9176 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
9177 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
9178 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
9179 define_insn_reservation.
9181 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
9182 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
9183 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
9184 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
9185 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
9187 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9189 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
9190 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
9191 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
9192 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
9193 athlon_ssemul_load_k8): Added amdfam10.
9195 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9197 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
9198 (x86_sse_unaligned_move_optimal): New variable.
9200 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
9202 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
9203 for unaligned vector SSE double/single precision loads for AMDFAM10.
9205 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9207 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
9208 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
9209 Define TARGET_CPU_DEFAULT_amdfam10.
9210 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
9211 (processor_type): Add PROCESSOR_AMDFAM10.
9213 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
9214 processor_type in config/i386/i386.h.
9215 Enable imul peepholes for TARGET_AMDFAM10.
9217 * config.gcc: Add support for --with-cpu option for amdfam10.
9219 * config/i386/i386.c (amdfam10_cost): New variable.
9220 (m_AMDFAM10): New macro.
9221 (m_ATHLON_K8_AMDFAM10): New macro.
9222 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
9223 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
9224 x86_promote_QImode, x86_integer_DFmode_moves,
9225 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9226 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
9227 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
9228 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
9229 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
9230 Enable/disable for amdfam10.
9231 (override_options): Add amdfam10_cost to processor_target_table.
9232 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
9233 processor_alias_table.
9234 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
9235 (ix86_adjust_cost): Add code for amdfam10.
9237 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9239 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
9240 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
9241 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
9242 * config/i386/i386.h: Add builtin definition for SSE4A.
9243 * config/i386/i386.md: Add support for ABM instructions
9245 * config/i386/sse.md: Add support for SSE4A instructions
9246 (movntss, movntsd, extrq, insertq).
9247 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
9248 Add -march=amdfam10 flag.
9249 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
9250 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
9252 * doc/extend.texi: Add documentation for SSE4A builtins.
9254 2007-02-05 Bob Wilson <bob.wilson@acm.org>
9256 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
9258 2007-02-05 Richard Guenther <rguenther@suse.de>
9260 * tree-vectorizer.h (vectorizable_function): Add argument type
9261 argument, change return type.
9262 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
9263 * tree-vect-transform.c (vectorizable_function): Handle extra
9264 argument, return vectorized function decl.
9265 (build_vectorized_function_call): Remove.
9266 (vectorizable_call): Handle calls with result and argument types
9267 differing. Handle loop vectorization factor correctly.
9268 * targhooks.c (default_builtin_vectorized_function): Adjust for
9270 * targhooks.h (default_builtin_vectorized_function): Likewise.
9271 * target.h (builtin_vectorized_function): Add argument type
9273 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
9274 extra argument, allow vectorizing of lrintf.
9275 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
9276 documentation of target hook.
9278 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
9281 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
9282 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
9283 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
9285 2007-02-05 Roger Sayle <roger@eyesopen.com>
9287 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
9288 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
9289 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
9290 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
9291 before canonicalizing sincos to cexpi.
9292 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
9294 2007-02-05 Roger Sayle <roger@eyesopen.com>
9296 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
9297 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
9298 (alpha_init_builtins): Use alpha_add_builtins to process tables.
9300 2007-02-05 Roger Sayle <roger@eyesopen.com>
9302 * mips-tfile.c (initialize_init_file): Correct endianness test.
9304 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
9306 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
9309 2007-02-05 Richard Sandiford <richard@codesourcery.com>
9311 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
9312 saves in a PARALLEL before the register assignments.
9314 2007-02-05 Richard Sandiford <richard@codesourcery.com>
9316 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
9317 DWARF_FRAME_RETURN_COLUMN to be a general register.
9318 * dwarf2out.c (init_return_column_size): New function, split from...
9319 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
9320 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
9321 to be nongeneral registers.
9322 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
9324 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
9325 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
9327 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
9329 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
9331 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
9333 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
9334 (remove_path): Use can_remove_branch_p and remove_branch instead
9335 of loop_delete_branch_edge.
9336 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
9337 (tree_transform_and_unroll_loop): Remove dead branches immediately.
9338 Update profile using scale_dominated_blocks_in_loop.
9339 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
9340 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
9341 (can_remove_branch_p, remove_branch): Declare.
9342 * tree-cfg.c (tree_can_remove_branch_p): New function.
9343 (tree_cfg_hooks): Add tree_can_remove_branch_p.
9344 * cfgrtl.c (rtl_can_remove_branch_p): New function.
9345 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
9347 2007-02-05 Jan Hubicka <jh@suse.cz>
9350 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
9351 nodes in cgraph, don't remove offline copy of the function.
9353 2007-02-04 Jan Hubicka <jh@suse.cz>
9355 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
9356 vectors might cause maybe_lookup_element_for_expr to be called
9357 on non-sra-candidate.
9359 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9361 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
9362 config/bfin/bfin.md, config/bfin/predicates.md: Follow
9363 spelling conventions.
9365 2007-02-04 Richard Guenther <rguenther@suse.de>
9368 * fold-const.c (try_move_mult_to_index): Make sure to not
9369 overflow one dimension of a multi-dimensional array access.
9371 2007-02-04 Jan Hubicka <jh@suse.cz>
9373 * passes.c (init_optimization_passes): Reindent.
9375 2007-02-04 Jan Hubicka <jh@suse.cz>
9376 Eric Botcazou <ebotcazou@adacore.com>
9378 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
9379 (execute_fixup_cfg): Break out the abnormal goto code.
9380 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
9381 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
9382 (optimize_inline_calls): Call make_nonlocal_label_edges.
9384 2007-02-04 Jan Hubicka <jh@suse.cz>
9386 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
9387 true when something was changed.
9388 (rename_ssa_copies): When something was changed, do
9389 TODO_remove_unused_locals.
9390 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
9391 add TODO_remove_unused_locals when instruction was removed.
9393 2007-02-04 Jan Hubicka <jh@suse.cz>
9395 * ipa-inline.c (try_inline): Improve debug output; work on already
9397 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
9398 call try_inline for already inlined edges too when flattening;
9399 inline also functions that make callee growth but overall unit size
9402 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9404 * config/m32c/bitops.md, config/m32c/jump.md,
9405 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
9406 config/m32r/m32r.h, config/m32r/m32r.md,
9407 config/m32r/predicates.md, config/m68hc11/larith.asm,
9408 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
9409 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
9410 config/mips/mips-protos.h, config/mips/mips.c,
9411 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
9412 config/mn10300/mn10300.h, config/mn10300/predicates.md,
9413 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
9414 spelling conventions.
9416 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
9417 Follow spelling conventions.
9419 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
9421 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
9422 warn about C++0x compatibility.
9424 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
9426 * config/h8300/h8300.c, config/h8300/h8300.h,
9427 config/h8300/h8300.md: Follow spelling conventions.
9429 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
9432 * combine.c (try_combine): Do not substitute source operand
9433 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
9435 2007-02-03 Jan Hubicka <jh@suse.cz>
9437 PR gcov-profile/30650
9438 * value-prof.c (stringop_block_profile): Fix handling of size counter;
9439 do not divide by zero for never executed counters.
9440 (tree_find_values_to_profile): Fix counters.
9441 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
9443 2007-02-03 Ian Lance Taylor <iant@google.com>
9445 * lower-subreg.c (simple_move_operand): New static function,
9446 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
9448 (simple_move): Call simple_move_operand.
9449 (find_decomposable_subregs): Add special handling of MEMs.
9450 (can_decompose_p): Rename from cannot_decompose_p. Reverse
9451 meaning of return value. If we see a hard register, test whether
9452 it can store a word_mode value. Change all callers.
9454 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9456 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
9457 ftrapv insns and expanders.
9458 (subdi3): Change define_expand operand 1 to arith11_operand, and
9459 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
9460 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
9461 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
9465 * varasm.c (notice_global_symbol): Treat global objects as weak when
9468 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9470 * emit-rtl.c (dconstpi): Delete.
9472 (init_emit_once): Delete dconstpi and init dconstsqrt2.
9473 * real.h (dconstpi): Delete.
9475 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
9476 (fold_builtin_hypot): Likewise.
9478 2007-02-03 Tom Tromey <tromey@redhat.com>
9481 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
9482 -gcoff3, -gxcoff3, -gvms3 implies -dD.
9484 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
9486 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
9487 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
9488 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
9489 config/rs6000/cell.md, config/rs6000/darwin.h,
9490 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
9491 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
9492 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
9493 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
9494 typos. Follow spelling conventions.
9495 * doc/invoke.texi: Follow spelling conventions.
9497 2007-02-03 Roger Sayle <roger@eyesopen.com>
9499 * simplify-rtx.c (simplify_relational_operation_1): Implement some
9500 canonicalization transformations that attempt to simplify integer
9501 constant comparisons to become comparisons against zero.
9503 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9505 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
9507 * fold-const.c (fold_binary): Fix comment typos. Fold complex
9508 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
9510 2007-02-02 Mike Stump <mrs@apple.com>
9512 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
9513 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
9514 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
9515 generate a branch island.
9517 2007-02-02 Bob Wilson <bob.wilson@acm.org>
9519 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
9520 (xtensa_legitimate_address_p): New.
9521 (xtensa_legitimize_address): New.
9522 (xtensa_output_addr_const_extra): New.
9523 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
9525 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
9526 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
9527 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
9528 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
9529 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
9530 (xtensa_legitimize_address): New.
9531 (xtensa_output_addr_const_extra): New.
9533 2007-02-02 Steve Ellcey <sje@cup.hp.com>
9535 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
9537 2007-02-02 Ian Lance Taylor <iant@google.com>
9539 * expmed.c (expand_divmod): Add comment.
9541 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
9543 * emit-rtl.c (renumber_insns): Remove.
9544 * flags.h: Remove the extern for flag_renumber_insns.
9545 * rtl.h: Remove the prototype for renumber_insns.
9546 * toplev.c (flag_renumber_insns): Remove.
9548 2007-02-02 Hui-May Chang <hm.chang@apple.com>
9550 Revert for x86 darwin:
9551 2005-06-19 Uros Bizjak <uros@kss-loka.si>
9553 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
9554 code before the following patch under TARGET_MACHO.
9555 (ix86_function_value_regno_p): Likewise.
9557 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9559 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
9562 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9565 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
9566 general or fp registers. Add comments.
9567 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
9569 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
9571 * pointer-set.c (insert_aux): Only return insertion slot.
9572 (pointer_set_insert): Adjust.
9573 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
9574 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
9575 pointer_map_traverse): New.
9576 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
9577 pointer_map_create, pointer_map_destroy, pointer_map_insert,
9578 pointer_map_contains, pointer_map_traverse): Declare.
9580 2007-02-02 Jakub Jelinek <jakub@redhat.com>
9583 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
9584 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
9586 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
9588 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
9590 (struct _dep): New type.
9591 (dep_t): New typedef.
9592 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
9593 (DEP_STATUS): New access macro. The macro with the same name was
9594 renamed to DEP_LINK_STATUS.
9595 (dep_init): Declare function
9597 (struct _dep_link): New type.
9598 (dep_link_t): New typedef.
9599 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
9600 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
9601 (DEP_LINK_STATUS): New macro.
9602 (debug_dep_links): New debug function.
9604 (struct _deps_list): New type.
9605 (deps_list_t): New typedef.
9606 (DEPS_LIST_FIRST): New access macro.
9607 (FOR_EACH_DEP_LINK): New cycle macro.
9608 (create_deps_list, free_deps_list, delete_deps_list): Declare
9610 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9611 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9612 (copy_deps_list_change_con): Ditto.
9614 (move_dep_link): Declare function.
9616 (struct _dep_node): New type.
9617 (dep_node_t): New typedef.
9618 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
9620 (struct haifa_insn_data.back_deps): New field to hold backward
9621 dependencies of the insn.
9622 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
9624 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
9625 Change its type to deps_list_t.
9626 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
9627 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
9628 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
9630 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
9632 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
9634 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
9636 (dep_cost): Declare.
9638 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
9639 (ds_to_dk, dk_to_ds): New functions.
9641 (init_dep_1): New static function.
9642 (init_dep): New function.
9643 (copy_dep): New static function.
9645 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
9647 (detach_dep_link): New static function.
9648 (move_dep_link): New function.
9650 (dep_links_consistent_p, dump_dep_links): New static functions.
9651 (debug_dep_links): New debugging function.
9653 (deps_obstack, dl_obstack, dn_obstack): New static variables.
9655 (alloc_deps_list, init_deps_list): New static functions.
9656 (create_deps_list): New function.
9657 (clear_deps_list): New static function.
9658 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
9659 (deps_list_consistent_p, dump_deps_list): New static functions.
9660 (debug_deps_list): New function.
9661 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
9663 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
9665 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
9666 use new scheduler dependencies lists.
9667 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
9668 (sched_analyze): Ditto. Initialize dependencies lists.
9669 (add_forw_dep, compute_forward_dependences): Update to use new
9670 scheduler dependencies lists.
9672 (init_dependency_caches): Init deps_obstack.
9673 (free_dependency_caches): Free deps_obstack.
9675 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
9676 new scheduler dependencies lists.
9677 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
9678 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9680 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
9681 Update to use new scheduler dependencies lists.
9682 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
9683 (debug_dependencies): Ditto.
9684 (schedule_region): Update comments.
9686 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
9687 scheduler dependencies lists.
9688 (schedule_ebb): Update comments.
9690 * rtl.def (DEPS_LIST): Remove.
9692 * lists.c (unused_deps_list): Remove.
9693 (free_list): Update assertions.
9695 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
9696 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9698 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
9699 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
9701 * haifa-sched.c (comments): Update.
9702 (insn_cost1): Remove. Inline the code into insn_cost ().
9703 (insn_cost): Update to use new scheduler dependencies lists. Move
9704 processing of the dependency cost to dep_cost ().
9705 (dep_cost): New function. Use it instead of insn_cost () when
9706 evaluating cost of the dependency. Use compatible interface to
9707 interact with the target.
9708 (priority): Update to use new scheduler dependencies lists.
9709 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
9710 with greater number of insns that depend on the insn.
9711 (schedule_insn): Update to use new scheduler dependencies lists. Add
9712 code to free backward dependencies lists. Inline and optimize code
9713 from resolve_dep () - see PR28071.
9714 (ok_for_early_queue_removal): Update to use new scheduler dependencies
9715 lists. Update call to targetm.sched.is_costly_dependence hook.
9717 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9718 scheduler dependencies lists.
9720 (resolve_dep): Remove. Move the logic to schedule_insn ().
9721 (init_h_i_d): Initialize dependencies lists.
9723 (process_insn_depend_be_in_spec): Rename to
9724 process_insn_forw_deps_be_in_spec. Update to use new scheduler
9726 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
9727 Update to use new scheduler dependencies lists.
9728 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
9730 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
9731 new scheduler dependencies lists.
9732 (build_intra_loop_deps): Ditto.
9734 * target.h (struct _dep): Declare to use in
9735 gcc_target.sched.is_costly_dependence.
9736 (struct gcc_target.sched.adjust_cost): Fix typo.
9737 (struct gcc_target.sched.is_costly_dependence): Change signature to use
9738 single dep_t parameter instead of an equivalent triad.
9739 (struct gcc_target.sched.adjust_cost_2): Remove.
9741 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
9743 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
9745 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
9747 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
9749 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
9750 (REG_DEP_TRUE): Document.
9752 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
9753 Change signature to correspond to the targetm.sched.adjust_cost hook.
9754 Update use in TARGET_SCHED_ADJUST_COST_2.
9755 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
9756 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
9757 new scheduler dependencies lists.
9758 (ia64_gen_check): Ditto.
9760 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
9763 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
9764 signature to correspond to the targetm.sched.is_costly_dependence hook.
9765 (is_costly_group): Update to use new scheduler dependencies lists.
9767 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
9768 instead of INSN_COST () macro.
9770 2007-02-01 Ian Lance Taylor <iant@google.com>
9772 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
9774 2007-02-01 Guy Martin <gmsoft@gentoo.org>
9776 * pa.md (tp_load): Correct mfctl instruction syntax.
9778 2007-02-01 Geoffrey Keating <geoffk@apple.com>
9780 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
9781 altivec_padding_size calculation on AIX. Improve comment, add
9782 assert to verify that it's right.
9784 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
9787 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
9790 * global.c (global_alloc): Add mising initialization of
9793 2007-02-01 Roger Sayle <roger@eyesopen.com>
9795 * alias.c (init_alias_analysis): Correct whitespace.
9796 * bb-reorder.c (fix_edges_for_rarely_executed_code,
9797 partition_hot_cold_basic_blocks): Likewise.
9798 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
9799 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
9800 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
9801 fold_builtin_snprintf_chk, fold_builtin_printf,
9802 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
9803 do_mpfr_arg3, do_mpfr_sincos): Likewise.
9804 * cfgcleanup.c (cleanup_cfg): Likewise.
9805 * cfgexpand.c (tree_expand_cfg): Likewise.
9806 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
9807 * function.c (get_next_funcdef_no): Likewise.
9808 * gengtype.c (main): Likewise.
9809 * genmodes.c (main): Likewise.
9810 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
9811 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
9812 * ifcvt.c (noce_emit_move_insn): Likewise.
9813 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
9815 * stor-layout.c (get_best_mode): Likewise.
9816 * tree-ssa-loop-niter.c (get_val_for): Likewise.
9817 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
9818 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
9819 perform_var_substitution, solve_graph): Likewise.
9820 * tree-vrp.c (vrp_finalize): Likewise.
9822 2007-02-01 Ian Lance Taylor <iant@google.com>
9824 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
9825 high part of a paradoxical subreg, return a constant zero.
9827 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
9829 * toplev.c (lang_dependent_init): Call init_set_costs.
9830 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
9832 2007-02-01 Richard Guenther <rguenther@suse.de>
9835 * fold-const.c (fold_negate_expr): Allow negating a
9836 constant if overflow does not change.
9838 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9840 * doc/c-tree.texi (Expression trees): Improve markup.
9841 * doc/tm.texi (Register Classes, Addressing Modes)
9842 (Floating Point): Fix spacing after abbreviations. Fix some
9845 2007-02-01 Ben Elliston <bje@au.ibm.com>
9847 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
9848 * doc/contrib.texi: Likewise.
9849 * doc/install.texi: Likewise.
9851 2007-01-31 Richard Henderson <rth@redhat.com>
9852 Ian Lance Taylor <iant@google.com>
9854 * lower-subreg.c: New file.
9855 * rtl.def (CONCATN): Define.
9856 * passes.c (init_optimization_passes): Add pass_lower_subreg and
9858 * emit-rtl.c (update_reg_offset): New static function, broken out
9859 of gen_rtx_REG_offset.
9860 (gen_rtx_REG_offset): Call update_reg_offset.
9861 (gen_reg_rtx_offset): New function.
9862 * regclass.c: Revert patch of 2006-03-05, restoring
9864 (clear_reg_info_regno): New function.
9865 * dwarf2out.c (concatn_loc_descriptor): New static function.
9866 (loc_descriptor): Handle CONCATN.
9867 * common.opt (fsplit_wide_types): New option.
9868 * opts.c (decode_options): Set flag_split_wide_types when
9870 * timevar.def (TV_LOWER_SUBREG): Define.
9871 * rtl.h (gen_reg_rtx_offset): Declare.
9872 (reg_scan_update): Declare.
9873 * regs.h (clear_reg_info_regno): Declare.
9874 * tree-pass.h (pass_lower_subreg): Declare.
9875 (pass_lower_subreg2): Declare.
9876 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
9877 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
9879 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
9880 * Makefile.in (OBJS-common): Add lower-subreg.o.
9881 (lower-subreg.o): New target.
9883 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9885 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
9887 2007-01-31 Anatoly Sokolov <aesok@post.ru>
9890 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
9892 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9895 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
9897 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
9899 * cfgloop.h: Include vec-prim.h.
9900 (enum li_flags): Remove LI_ONLY_OLD.
9901 (loop_iterator): Changed.
9902 (fel_next, fel_init): Iterate over loop tree.
9903 (FOR_EACH_LOOP_BREAK): New macro.
9904 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
9906 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
9907 * modulo-sched.c (sms_schedule): Ditto.
9908 * tree-vectorizer.c (vectorize_loops): Ditto.
9909 * doc/loop.texi: Update information on loop numbering and behavior of
9910 FOR_EACH_LOOP wrto new loops.
9911 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
9912 add_to_evolution_1): Test nestedness of loops instead of comparing
9914 * tree-chrec.c (chrec_fold_plus_poly_poly,
9915 chrec_fold_multiply_poly_poly, chrec_evaluate,
9916 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
9917 reset_evolution_in_loop): Ditto.
9918 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
9920 2007-01-31 Dirk Mueller <dmueller@suse.de>
9922 * c-common.c (warn_about_parentheses): Separate warning about
9923 un-parenthized sequence of comparison operators from the one
9924 which is supposed to warn about x <= y <= z.
9926 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
9928 * optabs.h (enum optab_index): Add new OTI_isinf.
9929 (isinf_optab): Define corresponding macro.
9930 * optabs.c (init_optabs): Initialize isinf_optab.
9931 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
9933 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
9934 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
9936 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
9937 expand_builtin_interclass_mathfn.
9938 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
9939 * config/i386/i386.md (UNSPEC_FXAM): New constant.
9940 (fxam<mode>2_i387): New insn pattern.
9941 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
9942 built-in functions as x87 inline asm.
9944 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9946 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
9948 2007-01-30 Eric Christopher <echristo@apple.com>
9950 * config.gcc: Add geode.
9952 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
9954 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
9955 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
9956 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
9957 value-prof.c: Fix comment typos.
9959 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9962 * doc/invoke.texi (Wpointer-arith): Document warning.
9964 2007-01-30 Janis Johnson <janis187@us.ibm.com>
9966 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
9967 the list of discrepancies from the draft TR.
9969 2007-01-30 Dirk Mueller <dmueller@suse.de>
9972 * doc/invoke.texi (-Wreturn-type): Update description to
9975 2007-01-30 Richard Sandiford <richard@codesourcery.com>
9977 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
9979 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
9981 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
9982 to handle optabs that operate on floating point input argument and
9983 output to integer output.
9984 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
9985 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
9986 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
9987 expand_builtin_interclass_mathfn ().
9988 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
9990 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
9991 ilogbl built-in functions as x87 intrinsics.
9993 2007-01-30 Richard Guenther <rguenther@suse.de>
9996 * dwarf2out.c (reference_to_unused): Query varpool if the
9997 variable was output.
9999 2007-01-30 Richard Guenther <rguenther@suse.de>
10001 PR middle-end/30313
10002 * passes.c (execute_one_pass): Reset in_gimple_form to not
10003 confuse non-unit-at-a-time mode.
10005 2007-01-29 Roger Sayle <roger@eyesopen.com>
10006 Richard Guenther <rguenther@suse.de>
10008 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
10009 avoid undefined behaviour on overflow. Use force_fit_type_double
10010 to construct the constant with the specified TREE_OVERFLOW.
10012 2007-01-29 Janis Johnson <janis187@us.ibm.com>
10014 * config/dfp-bit.c: Add parameterized support for fp exceptions.
10015 * config/dfp-bit.h: Ditto.
10017 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10019 * c-decl.c (pop_scope): Replace warnings with call to
10020 warn_for_unused_label.
10021 * c-common.h (warn_for_unused_label): Declare.
10022 * c-common.c (warn_for_unused_label): Define.
10024 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10026 * tree-optimize.c (update_inlined_to_pointers): Delete unused
10029 2007-01-29 Janis Johnson <janis187@us.ibm.com>
10031 * Makefile.in (USER_H): Remove decfloat.h.
10032 * ginclude/decfloat.h: Delete, moving contents to ...
10033 * ginclude/float.h: Add support for decimal floating point,
10034 guarded by __STDC_WANT_DEC_FP__.
10036 2007-01-29 Mike Stump <mrs@apple.com>
10038 * doc/gccint.texi (Top): Rename Loop Representation to Loop
10039 Analysis and Representation to resolve case insensitive conflict.
10040 * doc/loop.texi (Loop Analysis and Representation): Likewise.
10042 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
10044 * tree.h (struct tree_memory_tag): Add aliases member.
10045 (MTAG_ALIASES): New macro.
10046 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
10047 (add_may_alias): Remove pointer-set. Update for may_aliases being
10049 (mark_aliases_call_clobbered): Update for may_aliases being a
10051 (compute_tag_properties): Ditto.
10052 (create_partition_for): Ditto.
10053 (compute_memory_partitions): Ditto.
10054 (dump_may_aliases_for): Ditto.
10055 (is_aliased_with): Ditto.
10056 (add_may_alias_for_new_tag): Ditto.
10057 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
10058 (compute_is_aliased): New function.
10059 (compute_may_aliases): Call compute_is_aliased).
10060 (init_alias_info): Initialize alias_bitmap_obstack.
10061 (union_alias_set_into): New function.
10062 (compute_flow_sensitive_aliasing): Use union_aliases_into.
10063 (have_common_aliases_p): Rewrite to take two bitmaps and use
10065 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
10066 Update for bitmaps.
10067 (finalize_ref_all_pointers): Update for add_may_alias changes.
10068 (new_type_alias): Ditto.
10069 * tree-flow-inline.h (may_aliases): Return a bitmap.
10070 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
10071 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
10072 may_aliases being a bitmap.
10073 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
10074 may_aliases now returns a bitmap.
10075 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
10077 * tree-ssa-operands.c (add_virtual_operand): Update for
10078 may_aliases being a bitmap.
10080 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
10082 PR tree-optimization/30630
10083 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
10084 variable as changed.
10086 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
10089 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
10090 expanded only once even if an error occurs.
10092 2007-01-29 Ben Elliston <bje@au.ibm.com>
10094 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
10095 (__gcov_average_profiler): Likewise.
10096 (__gcov_ior_profiler): Likewise.
10097 (__gcov_merge_ior): Likewise.
10099 2007-01-28 Jan Hubicka <jh@suse.cz>
10101 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
10102 * value-prof.c (stringop_block_profile): Likewise.
10104 2007-01-28 Jan Hubicka <jh@suse.cz>
10106 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
10107 variant handling histograms; add wrapper.
10108 (clear_storage_via_libcall): Export.
10109 (emit_block_move_hints): Break out from ...; add histograms.
10110 (emit_block_move): ... this one.
10111 (clear_storage_hints): Break out from ...; add histograms.
10112 (clear_storage): ... this one.
10113 (set_storage_via_memset): Handle histogram.
10114 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
10115 (clear_storage_hints, clear_storage_via_libcall): Declare.
10116 (set_storage_via_setmem): Update prototype.
10117 * doc/md.texi (movmem, setmem): Document new arguments.
10119 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
10121 (stringop_block_profile): New global function.
10122 (tree_stringops_values_to_profile): Profile block size and alignment.
10123 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
10125 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
10126 (stringop_block_profile): Declare.
10127 * builtins.c: Include value-prof.h.
10128 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
10129 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
10130 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
10131 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
10132 * profile.c (instrument_values): Add new counters.
10133 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
10135 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
10136 (tree_init_edge_profiler): Build new profilers.
10137 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
10138 (pass_tree_profile): Add dump.
10139 (tree_profile_hooks): Update.
10140 * Makefile.in (LIBGCOV): Add new constants.
10141 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
10142 __gcov_ior_profiler): New.
10143 * i386.md (movmem/setmem expanders): Add new optional arguments.
10145 2007-01-28 David Edelsohn <edelsohn@gnu.org>
10147 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
10149 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
10151 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
10152 (tree_unswitch_single_loop): Pass eni_size_weights to
10153 tree_num_loop_insns.
10154 * tree-ssa-loop-manip.c: Include tree-inline.h.
10155 (can_unroll_loop_p): Pass eni_size_weights to
10156 tree_num_loop_insns.
10157 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
10158 Pass eni_size_weights to estimate_num_insns.
10159 * tree.h (init_inline_once): Export.
10160 * toplev.c (backend_init): Call init_inline_once.
10161 * cgraphunit.c (cgraph_process_new_functions,
10162 cgraph_analyze_function): Pass eni_inlining_weights to
10163 estimate_num_insns.
10164 * ipa-inline.c (compute_inline_parameters): Ditto.
10165 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
10166 to estimate_num_insns.
10167 (try_unroll_loop_completely): Pass eni_size_weights to
10168 tree_num_loop_insns.
10169 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
10170 ot estimate_num_insns.
10171 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
10172 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
10173 * tree-inline.c (eni_inlining_weights, eni_size_weights,
10174 eni_time_weights): New variables.
10175 (init_inline_once): Initialize them.
10176 (struct eni_data): Mew.
10177 (estimate_num_insns_1, estimate_num_insns): Use weights.
10178 * tree-inline.h (struct eni_weights_d): New.
10179 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
10180 (estimate_num_insns): Declaration changed.
10181 * cfgloop.h (tree_num_loop_insns): Declaration changed.
10182 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
10183 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
10185 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
10187 * tree-data-ref.c (conflict_fn): Assert that the number of affine
10188 relations in the conflict function is valid.
10190 2007-01-27 Ian Lance Taylor <iant@google.com>
10192 * common.opt: Add fstrict-overflow.
10193 * opts.c (decode_options): Set flag_strict_overflow if -O2.
10194 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
10195 (TYPE_OVERFLOW_UNDEFINED): Define.
10196 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
10198 * tree.h (TYPE_TRAP_SIGNED): Don't define.
10199 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
10200 (fold_negate_expr): Likewise.
10201 (make_range): Likewise.
10202 (extract_muldiv_1): Likewise.
10203 (maybe_canonicalize_comparison): Likewise.
10204 (fold_comparison): Likewise.
10205 (fold_binary): Likewise.
10206 (tree_expr_nonnegative_p): Likewise.
10207 (tree_expr_nonzero_p): Likewise.
10208 * tree-vrp.c (compare_values): Likewise.
10209 (extract_range_from_binary_expr): Likewise.
10210 (extract_range_from_unary_expr): Likewise.
10211 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
10213 (nowrap_type_p): Likewise.
10214 * tree-scalar-evolution.c (simple_iv): Likewise.
10215 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
10216 (build_range_check): Likewise.
10217 (extract_muldiv_1): Likewise.
10218 (fold_comparison): Likewise.
10219 * tree-vrp.c (vrp_int_const_binop): Likewise.
10220 (extract_range_from_unary_expr): Likewise.
10221 * convert.c (convert_to_integer): Likewise.
10222 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
10223 (fold_comparison): Likewise.
10224 (fold_binary): Likewise.
10225 * optabs.c (optab_for_tree_code): Likewise.
10226 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
10227 * simplify-rtx.c (simplify_const_relational_operation): Check
10228 flag_strict_overflow and flag_trapv.
10229 (simplify_const_relational_operation): Likewise.
10230 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
10231 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
10234 2007-01-27 Roger Sayle <roger@eyesopen.com>
10236 * tree.c (tree_fold_gcd): Delete.
10237 * tree.h (tree_fold_gcd): Remove prototype.
10238 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
10239 test whether one constant integer is a multiple of another. Instead
10240 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
10241 * fold-const.c (multiple_of_p): We've determined both TOP and
10242 BOTTOM are integer constants so we can call int_const_binop directly
10243 instead of the more generic const_binop.
10245 2007-01-27 Roger Sayle <roger@eyesopen.com>
10247 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
10248 1*X check that the constant hasn't overflowed, to preserve the
10250 (round_up): Provide an efficient implementation when rouding-up an
10251 INTEGER_CST to a power-of-two.
10253 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10255 * doc/sourcebuild.texi: Add comma for clarity.
10256 * doc/extend.texi: Fix some typos.
10257 * doc/passes.texi: Likewise.
10258 * doc/cppinternals.texi: Likewise.
10259 * doc/c-tree.texi: Likewise.
10260 * doc/tree-ssa.texi: Likewise.
10261 * doc/install.texi: Likewise.
10263 2007-01-27 Jan Hubicka <jh@suse.cz>
10265 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
10266 (pass_sra): Do not require alias information.
10267 * passes.c (init_optimization_passes): Add SRA
10269 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
10271 * tracer.c (rest_of_handle_tracer): We already cleaned
10272 up the CFG in tracer() so don't do it here again.
10273 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
10274 cleanup_cfg here, either. And don't call renumber_insns.
10276 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
10277 and BB_HEAD are in the insn stream here. Instead make sure
10278 that BB_INSN is valid on all insns. Also, do check here that
10279 there are no pending branch predictions...
10280 (rtl_verify_flow_info): ...instead of doing it here. Checks
10281 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
10284 2007-01-26 Roger Sayle <roger@eyesopen.com>
10286 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
10287 function to simplify/factorize operand order canonicalization.
10288 (ix86_fixup_binary_operands): Reorganize using the above function.
10289 (ix86_binary_operator_ok): Likewise.
10291 2007-01-27 Jakub Jelinek <jakub@redhat.com>
10293 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
10294 file scope from optimize_attrs.
10295 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
10297 (optimize_attrs): Clear insn_code_values after freeing it.
10299 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
10301 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
10302 a parts.base assignment.
10304 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
10306 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
10307 (compute_subscript_distance, initialize_data_dependence_relation,
10308 finalize_ddr_dependent, analyze_ziv_subscript,
10309 analyze_siv_subscript_cst_affine,
10310 compute_overlap_steps_for_affine_univar,
10311 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
10312 analyze_siv_subscript, analyze_miv_subscript,
10313 analyze_overlapping_iterations, subscript_dependence_tester_1,
10314 compute_self_dependence, free_dependence_relation): Work
10315 with affine_fn instead of chrecs.
10316 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
10317 common_affine_function, affine_function_base,
10318 affine_function_constant_p, affine_fn_op, affine_fn_plus,
10319 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
10320 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
10321 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
10322 (all_chrecs_equal_p): Removed.
10323 * tree-data-ref.h (affine_fn, conflict_function): New types.
10324 (struct subscript): Change type of conflicting_iterations_in_a
10325 and conflicting_iterations_in_b.
10327 2007-01-26 Steve Ellcey <sje@cup.hp.com>
10330 * config/pa/pa.h (TARGET_HPUX_11): New.
10331 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
10332 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
10334 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
10335 Richard Guenther <rguenther@suse.de>
10337 * tree-ssa-structalias.c (solve_graph): Handle case
10338 we merged the variable to another.
10340 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10342 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
10345 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
10346 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
10348 2007-01-25 DJ Delorie <dj@redhat.com>
10350 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
10351 allow changes to modes which don't fit in those registers.
10353 * reload1.c (choose_reload_regs): Check for invalid subregs before
10354 computing their locations, not after.
10356 2007-01-25 Geoffrey Keating <geoffk@apple.com>
10359 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
10360 save Altivec registers in an eh_return function.
10361 (compute_vrsave_mask): Likewise.
10362 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
10363 for saving Altivec registers.
10364 (rs6000_emit_prologue): Don't allocate stack twice in
10365 eh_return function. Correct expected value of altivec_save_offset
10366 when using save_world. Describe save of R0 to stack when using
10367 save_world. Describe stack pointer adjustment when using
10368 save_world. Remove duplicated eh_return parameter register saving.
10369 Update sp_offset variable after save_world.
10370 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
10372 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
10373 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
10376 2007-01-25 Steve Ellcey <sje@cup.hp.com>
10378 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
10380 2007-01-25 Steve Ellcey <sje@cup.hp.com>
10383 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
10384 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
10386 2007-01-25 Richard Guenther <rguenther@suse.de>
10388 * doc/invoke.texi (-Wcoverage-mismatch): Document.
10389 * common.opt (-Wcoverage-mismatch): New warning option.
10390 * coverage.c (get_coverage_counts): Ignore coverage mismatch
10391 if -Wcoverage-mismatch is given.
10393 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
10395 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
10396 (ipcp_driver): Change to static definition.
10397 Add dumping of the ifunctions.
10398 (constant_val_insert): Remove unused parameter. Support for SSA.
10399 (ipcp_propagate_const): Support for SSA.
10400 (ipcp_profile_bb_print): Print only analyzed nodes.
10401 (ipcp_replace_map_create): Remove support for Fortran constant
10403 * ipa-prop.c (ipa_method_modify_stmt,
10404 ipa_callsite_compute_param): Support for SSA.
10405 * ipa-prop.h (ipcp_driver): Remove declaration.
10406 (IS_VALID_TREE_MAP_INDEX): Add define.
10408 2007-01-24 Geoffrey Keating <geoffk@apple.com>
10410 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
10412 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10414 PR middle-end/30447
10415 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
10416 constant argument to cabs and do it without checking for
10417 -funsafe-math-optimizations.
10419 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
10421 * c-common.h (RID_FIRST_CXX0X): New.
10422 (RID_LAST_CXX0X): New.
10423 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
10425 * c.opt (Wc++0x-compat): New.
10426 * doc/invoke.texi (-Wc++0x-compat): Document.
10428 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10430 * builtins.c (fold_builtin_carg): New.
10431 (fold_builtin_1): Use it.
10433 2007-01-24 Jan Hubicka <jh@suse.cz>
10435 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
10437 * ipa-inline.c (initial_insns, max_insns): Delete.
10438 (compute_max_insns): New function.
10439 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
10440 of insns as base for code growth.
10441 (cgraph_decide_inlining): Make initial_insns local; do not compute
10443 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
10444 * doc/invoke.texi (inline-unit-growth): Update docs.
10446 2007-01-24 Jakub Jelinek <jakub@redhat.com>
10448 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
10449 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
10450 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
10451 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
10452 for CPUs that have PTA_CX16 set.
10454 PR middle-end/27416
10455 * gimplify.c (omp_check_private): New function.
10456 (gimplify_scan_omp_clauses): Use it for
10457 firstprivate/lastprivate/reduction.
10459 PR middle-end/30494
10460 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
10461 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
10463 PR middle-end/30421
10464 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
10465 If lower_lastprivate_clauses emits some statements, append them
10466 to dlist rather than body_p and to body_p append an initializer.
10467 (lower_omp_for): Adjust caller.
10469 2007-01-24 Steve Ellcey <sje@cup.hp.com>
10471 * target.h (globalize_decl_name): New.
10472 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10473 * output.h (default_globalize_decl_name): New.
10474 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
10476 (globalize_decl): Ditto.
10477 (default_globalize_decl_name): New.
10478 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
10479 (ia64_handle_version_id_attribute): New.
10480 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
10481 (ia64_asm_output_external): Use globalize_decl_name instead
10482 of globalize_label.
10483 * doc/extend.texi (version_id): New pragma.
10484 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
10486 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10488 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
10489 _uleb128_t and _Unwind_SWord with _sleb128_t.
10490 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
10491 uw_frame_state_for, uw_update_context_1): Likewise.
10492 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
10493 * unwind-pe.h (read_uleb128, read_sleb128,
10494 read_encoded_value_with_base): Likewise.
10495 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
10497 2007-01-24 Richard Guenther <rguenther@suse.de>
10499 * builtins.c (expand_builtin_cexpi): Get the fndecl
10500 for cexp in the correct way.
10502 2007-01-24 Jan Hubicka <jh@suse.cz>
10504 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
10506 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10508 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
10509 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
10510 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
10511 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
10512 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
10513 __SIZEOF_PTRDIFF_T__.
10514 * doc/cpp.texi: Documentation for the new builtin macros added.
10516 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
10518 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
10519 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
10520 instead of operands[2] to avoid access past the end of array.
10522 2007-01-24 Richard Sandiford <richard@codesourcery.com>
10524 * reload1.c (emit_reload_insns): Pass the reload register
10525 for a non-spill output reload through forget_old_reloads_1.
10527 2007-01-23 Joseph Myers <joseph@codesourcery.com>
10529 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10530 _SOFT_DOUBLE if doubles use software floating-point.
10531 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
10532 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10533 * config/rs6000/darwin-ldouble.c: Also compile functions for
10534 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
10535 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
10536 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
10537 commented-out long double override.
10538 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
10539 * config/rs6000/eabispe.h: Likewise.
10540 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
10541 long double for non-SPE.
10542 (rs6000_handle_option): Likewise.
10543 (invalid_e500_subreg): Disallow more subregs involding DImode,
10544 DFmode, TImode or TFmode.
10545 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
10547 (legitimate_lo_sum_address_p): Also check for TFmode for E500
10549 (rs6000_legitimize_address): Also handle TFmode for E500 double.
10550 (rs6000_legitimize_reload_address): Also handle TFmode for E500
10552 (rs6000_legitimate_address): Also check for TFmode for E500
10554 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
10555 (spe_build_register_parallel): Handle TFmode and TCmode.
10556 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
10558 (function_arg): Handle TFmode and TCmode for E500 double.
10559 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
10561 (print_operand): Handle TFmode and TImode for %y.
10562 (rs6000_generate_compare): Handle TFmode comparisons for E500
10564 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
10565 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
10566 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
10567 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
10568 TFmode for E500 double.
10569 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
10570 (floatsidf2): Enable for E500 double.
10571 (movtf_softfloat): Use rs6000_nonimmediate_operand.
10572 (extenddftf2): Change to extenddftf2_fprs.
10573 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
10574 depending on TARGET_E500_DOUBLE.
10575 (extendsftf2): Enable for E500 double.
10576 (trunctfdf2): Enable for E500 double.
10577 (trunctfsf2): Change to trunctfsf2_fprs.
10578 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
10579 depending on TARGET_E500_DOUBLE.
10580 (floatsitf2): Enable for E500 double.
10581 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
10582 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
10583 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
10584 (negtf2): Change to negtf2_internal.
10585 (negtf2): New expander.
10586 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
10587 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
10588 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
10589 (movdi_internal32): Use rs6000_nonimmediate_operand.
10590 (unnamed splitter): Likewise.
10591 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
10592 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
10593 (SPE64TF, DITI): New mode macros.
10594 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
10597 (frob_<mode>_di_2): New.
10598 (frob_tf_di_8_2): New.
10599 (frob_di_df): Change to frob_di_<mode>; allow more modes.
10601 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
10603 (frob_ti_<mode>_8_2): New.
10604 (frob_ti_tf_2): New.
10605 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
10606 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
10608 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
10609 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
10610 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
10611 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
10612 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
10613 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
10616 2007-01-23 Ian Lance Taylor <iant@google.com>
10618 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
10620 (OBJS-archive): Reformat, alphabetize.
10621 (OBJS): Change out_object_file to OBJS-md.
10623 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
10625 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
10626 JUMP_P and CALL_P predicates where applicable.
10627 * config/i386/i386.c: Ditto.
10628 * config/i386/i386.md: Ditto.
10629 * config/i386/mmx.md: Ditto.
10630 * config/i386/predicates.md: Ditto.
10632 2007-01-22 Andreas Schwab <schwab@suse.de>
10634 * config/m68k/m68k.h: Fix comment.
10636 2007-01-22 Jan Hubicka <jh@suse.cz>
10638 * passes.c (init_optimization_passes): Do not rerun
10639 pass_early_warn_uninitialized.
10641 2007-01-22 Richard Guenther <rguenther@suse.de>
10643 PR tree-optimization/30038
10644 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
10646 (execute_cse_sincos_1): Likewise.
10647 (execute_cse_sincos): Likewise.
10648 (gate_cse_sincos): Likewise.
10649 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
10650 the cexpi() canonicalization of sincos().
10651 * tree-pass.h (pass_cse_sincos): Declare.
10652 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
10654 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10656 PR rtl-optimization/29329
10657 * combine.c (replaced_rhs_insn): Rename to i2mod.
10658 (replaced_rhs_value): Rename to i2mod_new_rhs.
10659 (i2mod_old_rhs): New global variable.
10660 (combine_instructions): Adjust for above change. Save a copy of
10661 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
10662 note are substituted in the second instruction.
10663 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
10664 ditch the note if it pertains to the second eliminated register
10665 and this register is mentioned in i2mod_old_rhs.
10668 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
10670 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
10671 the insn to which the note was originally attached.
10673 2007-01-21 Jan Hubicka <jh@suse.cz>
10675 * ipa-inline.c (inlining_mode): Comment, move up.
10676 (cgraph_decide_inlining_incrementally): Do not perform inlining
10677 itself; fix handling of flattening of self recursive functions.
10678 (cgraph_find_cycles): Remove.
10679 (cgraph_flatten_node): Remove.
10680 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
10681 (try_inline): New function.
10682 (cgraph_early_inlining): Update call of
10683 cgraph_decide_inlining_incrementally. Apply inlining here.
10684 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
10686 2007-01-21 Dirk Mueller <dmueller@suse.de>
10689 * tree-vrp.c (check_array_bounds): do not warn
10690 about ADDR_EXPR's of ARRAY_REF's which are immediately
10691 used in binary expressions.
10693 2007-01-21 Ira Rosen <irar@il.ibm.com>
10695 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
10696 read_write_dep and macros for its access.
10697 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
10698 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
10699 argument, call vect_check_interleaving for every independent pair of
10700 data-refs. Mark loads that access the same memory location as a store
10702 (vect_check_dependences): Remove.
10703 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
10704 call, fix the call to vect_analyze_data_ref_dependence.
10705 (vect_analyze_data_ref_access): For statements that access the same
10706 data-ref, check that they are not stores; for loads, check that there
10707 is no store that access the same location.
10709 2007-01-20 Roger Sayle <roger@eyesopen.com>
10710 Joseph Myers <joseph@codesourcery.com>
10712 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
10713 (-fdump-rtl-stack): Likewise.
10714 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
10715 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
10716 (-mpt-fixed): Use @minus{} for minus sign.
10717 (Using Precompiled Headers): Fix under/overfull hbox.
10719 2007-01-20 Jan Hubicka <jh@suse.cz>
10721 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
10722 place within annotation.
10724 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10726 * pa.c (output_move_double): Change array size of xoperands to 4.
10728 2007-01-20 Jan Hubicka <jh@suse.cz>
10730 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
10733 2007-01-19 Ian Lance Taylor <iant@google.com>
10735 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
10736 constant to unsigned HOST_WIDE_INT before negating.
10738 2007-01-19 Ian Lance Taylor <iant@google.com>
10740 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
10742 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
10743 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10744 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
10745 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
10746 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
10747 (realloc_vdef, realloc_vuse): Change second parameter to
10749 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
10750 fields to unsigned.
10751 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
10752 unsigned. Change x and lim locals to unsigned.
10753 (realloc_vdef, realloc_vuse): Change num_elem parameter to
10755 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
10756 (copy_virtual_operands): Change i and n locals to unsigned.
10758 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10760 PR middle-end/29335
10761 * builtins.c (fold_builtin_1): Handle builtin fdim.
10763 2007-01-20 Jan Hubicka <jh@suse.cz>
10765 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
10766 * tree-ssa-structalias.c (compute_points_to_sets): Do call
10767 init_alias_heapvars.
10768 (init_alias_heapvars): Initialize only when not already initialized.
10769 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
10771 2007-01-19 Roger Sayle <roger@eyesopen.com>
10773 * common.opt (fsigned-zeros): New command line option.
10774 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
10775 of flag_unsafe_math_optimizations.
10776 * opts.c (set_fast_math_flags): The -ffast-math command line option
10777 implies -fno-signed-zeros.
10778 (fast_math_flags_set_p): Likewise.
10780 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
10781 the documentation of -ffast-math appropriately. Wrap long lines.
10783 2007-01-19 Steve Ellcey <sje@cup.hp.com>
10785 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
10786 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
10788 2007-01-19 Tomas Bily <tbily@suse.cz>
10790 * cgraphunit.c (cgraph_finalize_function): Updating of pid
10792 (tree_init_ic_make_global_vars): New function
10793 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
10794 (tree_gen_ic_profiler): New function
10795 (tree_gen_ic_func_profiler): New function
10796 (tree_profiling): Added calling of tree_gen_ic_func_profiler
10797 (tree_profile_hooks): Added hook for indirec/virtual calls
10798 * value-prof.c (tree_find_values_to_profile): New case for
10800 (tree_values_to_profile): Call for determining indirect/virtual
10802 (tree_indirect_call_to_profile): New function
10803 (tree_ic_transform): New function
10804 (tree_ic): New function
10805 (find_func_by_pid): New function
10806 (init_pid_map): New function
10807 (tree_value_profile_transformations): Added check for
10808 indirect/virtual call transformation
10809 * value-prof.h (enum hist_type): New counter type for
10810 indirect/virtual calls
10811 (profile_hooks): Added new hook for profiling indirect/virtual
10813 * profile.c (instrument_values): New case for indirect/virtual
10815 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
10816 (GCOV_COUNTER_V_INDIR): New counter type
10817 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
10818 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
10820 * cgraph.c: Definition of cgraph_max_pid
10821 (cgraph_create_node): Default init of pid attribute
10822 * cgraph.h: Declaration of cgraph_max_pid
10823 (struct cgraph_node): Added pid attribute
10824 * libgcov.c (__gcov_indirect_call_profiler): New function
10825 (__gcov_one_value_profiler_body): New function
10826 (__gcov_one_value_profiler): Body was moved to
10827 __gcov_one_value_profiler_body and calls it
10829 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
10831 * doc/gty.texi (Options): Document the mark_hook option to GTY.
10832 * gengtype.c (write_types_data, write_func_for_structure,
10833 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
10834 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
10835 (walk_type, write_func_for_structure): Generate the mark_hook if
10838 2007-01-19 Jan Hubicka <jh@suse.cz>
10840 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
10841 'early' argument take inlining mode argument specifying whether to
10842 inline for size/speeed or all functions; add support for flattening;
10844 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
10846 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10849 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
10850 the name of the declared identifier.
10852 2007-01-19 Dirk Mueller <dmueller@suse.de>
10854 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
10855 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
10856 duplicate evaluation.
10858 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10860 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
10861 Macroize expander using X87MODEF12 mode macro. Extend operand 1
10862 to XFMode, use acosxf2 and truncate result to requested mode.
10863 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
10864 (asin<mode>2): Similarly, with asin expanders.
10865 (*fscalexf4_i387): Rename from *fscalexf4.
10866 (expNcorexf3): New expander.
10867 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
10868 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
10869 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
10870 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
10871 patterns for SSE math.
10872 (exp10<mode>2): Similarly, with exp10 expanders.
10873 (exp2<mode>2): Similarly, with exp2 expanders.
10874 (expm1<mode>2): Similarly, with expm1 expanders.
10875 (ldexp<mode>3): Similarly, with ldexp expanders.
10876 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
10877 Use gen_truncxf<mode>2_i387_noop to truncate result.
10879 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10881 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
10882 for ColdFire targets.
10884 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
10885 Richard Sandiford <richard@codesourcery.com>
10887 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
10888 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
10889 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
10890 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
10891 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10892 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
10894 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10896 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
10897 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
10898 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
10899 (*adddi_dilshr32_cf): New pattern.
10900 (adddi3, subdi3): Remove first alternatives.
10902 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10904 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
10905 implemented using move.l, do not use its cc result for floating-point
10908 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10910 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
10911 from accepting 's' constraints if flag_pic.
10913 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10915 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
10916 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
10917 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
10918 condition from TARGET_68881 to TARGET_HARD_FLOAT.
10920 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
10922 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
10923 ColdFire alternatives.
10924 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
10925 * config/m68k/m68k.md (clzsi2): Define for ColdFire
10926 architectures that support ff1 instruction.
10928 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10929 Julian Brown <julian@codesourcery.com>
10931 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
10932 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
10933 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
10936 2007-01-19 Richard Sandiford <richard@codesourcery.com>
10938 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
10940 (output_move_const_into_data_reg, output_move_simode_const): Delete.
10941 * config/m68k/m68k.c (const_method, const_int_cost): Take a
10942 HOST_WIDE_INT instead of an rtx.
10943 (m68k_rtx_costs): Update call accordingly.
10944 (output_move_const_into_data_reg): Likewise. Fix formatting.
10945 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
10947 (output_move_simode_const): Update calls after above changes.
10948 Rework to use automatic variables and predicates like MEM_P.
10949 * config/m68k/m68k.md (pushexthisi_const): Update call to
10952 2007-01-19 Dirk Mueller <dmueller@suse.de>
10954 * tree-ssa-alias.c (perform_var_substitution): Fix typo
10955 in dump_flags test.
10957 2007-01-19 Richard Guenther <rguenther@suse.de>
10959 * builtins.c (expand_builtin_cexpi): Fall back to expanding
10960 via cexp in case sincos is not available.
10962 2007-01-19 Richard Guenther <rguenther@suse.de>
10964 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
10965 * defaults.h (TARGET_HAS_SINCOS): Default to off.
10966 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
10967 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
10968 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
10969 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
10970 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
10971 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
10973 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
10975 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
10977 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
10978 (atan2xf3): Directly generate RTL pattern.
10979 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
10980 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10981 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10982 disable patterns for SSE math.
10983 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
10984 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
10985 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
10986 disable patterns for SSE math.
10988 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
10990 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
10992 2007-01-18 Roger Sayle <roger@eyesopen.com>
10994 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
10995 VIEW_CONVERT_EXPR to the same type as it's operand.
10997 2007-01-18 David Edelsohn <edelsohn@gnu.org>
10999 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
11000 configured for long double 128.
11002 2007-01-18 Mike Stump <mrs@apple.com>
11004 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
11007 2007-01-18 Michael Meissner <michael.meissner@amd.com>
11009 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
11012 2007-01-18 Jan Hubicka <jh@suse.cz>
11014 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
11015 greater than NUM_VOP_FREE_BUCKETS.
11017 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
11019 * tree-ssa-structalias.c: Update comments.
11020 (ptabitmap_obstack): Removed.
11021 (pta_obstack): New.
11022 (oldpta_obstack): Ditto.
11023 (stats): Add a few members.
11024 (struct variable_info): Remove node, complex, address_taken, and
11025 indirect_target members. Add oldsolution member.
11026 (new_var_info): Do not initialize removed members.
11027 (constraint_expr_type): Remove INCLUDES.
11028 (constraint_graph): Add size, implicit_preds, rep,
11029 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
11030 (FIRST_REF_NODE): New macro.
11031 (LAST_REF_NODE): Ditto.
11032 (FIRST_ADDR_NODE): Ditto.
11033 (find): New function.
11035 (dump_constraint): Do not handle INCLUDES.
11036 (insert_into_complex): Do not insert duplicate constraints.
11037 (condense_varmap_nodes): Renamed and rewritten into ...
11038 (merge_node_constraints): This. Also fix bug in handling of
11039 offseted copy constraints.
11040 (clear_edges_for_node): No longer need to deal with preds at all,
11041 or removing associated preds/succs.
11042 (merge_graph_nodes): Deal with indirect_cycles.
11043 Don't deal with predecessors.
11044 (add_implicit_graph_edge): New function.
11045 (add_pred_graph_edge): Ditto.
11046 (add_graph_edge): Don't deal with predecessors.
11047 (build_constraint_graph): Removed.
11048 (build_pred_graph): New function.
11049 (build_succ_graph): Ditto.
11050 (struct scc_info): Removed in_component. Added roots, dfs, and
11051 node_mapping. Remove visited_index, unification_queue.
11052 (scc_visit): Deal with union-find we do now.
11053 Deal with cycles with REF nodes.
11054 (collapse_nodes): Renamed and rewritten to ...
11055 (unify_nodes): This.
11056 (process_unification_queue): Removed.
11057 (topo_visit): Cleanup
11058 (do_da_constraint): Use find.
11059 (do_sd_constraint): Ditto.
11060 (do_ds_constraint): Ditto.
11061 (do_complex_constraint): Ditto.
11062 (init_scc_info): Update for removed and added members.
11063 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
11064 (find_indirect_cycles): This.
11065 (equivalence_class): New variable.
11066 (label_visit): New function.
11067 (perform_variable_substitution): Rewritten.
11068 (free_var_substitution_info): New function.
11069 (find_equivalent_node): Ditto.
11070 (move_complex_constraints): Ditto.
11071 (eliminate_indirect_cycles): Ditto.
11072 (solve_graph): Only propagate changed bits.
11073 Use indirect cycle elimination.
11075 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
11076 (tree_id_eq): Renamed to ...
11077 (tree_vi_eq): This. Update for member change
11078 (insert_id_for_tree): Renamed and rewritten to ...
11079 (insert_vi_for_tree): This.
11080 (lookup_id_for_tree): Renamed and rewritten to ...
11081 (lookup_vi_for_tree): This.
11082 (get_id_for_tree): Renamed and rewritten to ...
11083 (get_vi_for_tree): Ditto.
11084 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
11085 (process_constraint): Don't handle INCLUDES.
11086 Remove special ADDRESSOF case.
11087 (find_func_aliases): Rewrite to use vi functions instead of id
11089 (create_function_info_for): Ditto.
11090 (create_variable_info_for): Ditto.
11091 (intra_create_variable_infos): Ditto.
11092 (merge_smts_into): Ditto.
11093 (find_what_p_points_to): Ditto.
11094 (init_base_vars): Ditto.
11095 (init_alias_vars): Ditto.
11096 (remove_preds_and_fake_succs): New function.
11097 (dump_sa_points_to_info): Dump new stats.
11098 (dump_solution_for_var): Use find.
11099 (set_used_smts): Fix formatting.
11100 (compute_points_to_sets): Updated for new functions.
11101 (ipa_pta_execute): Ditto.
11103 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11104 Richard Sandiford <richard@codesourcery.com>
11106 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
11108 * calls.c (expand_call): If the return value is a PARALLEL,
11109 extract its first member.
11110 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
11111 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
11112 use FUNCTION_EXTRA_EPILOGUE.
11113 (m68k_function_value): Return a PARALLEL if the return value
11114 is of a pointer type.
11115 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
11116 (FUNCTION_EXTRA_EPILOGUE): Remove.
11117 * config/m68k/m68k.md (D0_REG): New constant.
11119 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11121 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
11122 output a NOP for empty epilogues.
11124 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11126 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
11127 before function. Extend register save check to include all
11128 registers, not just integer ones.
11130 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11132 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
11133 (m68k_use_return_insn): ...this.
11134 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
11135 * config/m68k/m68k.c (use_return_insn): Rename to...
11136 (m68k_use_return_insn): ...this.
11137 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
11138 of USE_RETURN_INSN.
11140 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11142 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
11143 nearest even, fix denormal rounding overflow.
11145 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11147 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
11148 f%$smove and f%$move.
11149 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
11150 (extendsfdf2_cf): Use fdmove instead of f%&move.
11151 (truncdfsf2_cf): Use fsmove instead of f%$smove.
11152 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
11154 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11156 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
11159 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11161 * real.h (real_format): Add a canonical_nan_lsbs_set field.
11162 (coldfire_single_format): Declare.
11163 (coldfire_double_format): Likewise.
11164 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
11165 of qnan_msb_set to determine the lower bits of a canonical
11167 (encode_ieee_double): Likewise.
11168 (encode_ieee_quad): Likewise.
11169 (ieee_single_format): Initialize canonical_nan_lsbs_set.
11170 (mips_single_format): Likewise.
11171 (ieee_double_format): Likewise.
11172 (mips_double_format): Likewise.
11173 (ieee_extended_motorola_format): Likewise.
11174 (ieee_extended_intel_96_format): Likewise.
11175 (ieee_extended_intel_128_format): Likewise.
11176 (ieee_extended_intel_96_round_53_format): Likewise.
11177 (ibm_extended_format): Likewise.
11178 (mips_extended_format): Likewise.
11179 (ieee_quad_format): Likewise.
11180 (mips_quad_format): Likewise.
11181 (vax_f_format): Likewise.
11182 (vax_d_format): Likewise.
11183 (vax_g_format): Likewise.
11184 (i370_single_format): Likewise.
11185 (i370_double_format): Likewise.
11186 (decimal_single_format): Likewise.
11187 (decimal_double_format): Likewise.
11188 (decimal_quad_format): Likewise.
11189 (c4x_single_format): Likewise.
11190 (c4x_extended_format): Likewise.
11191 (real_internal_format): Likewise.
11192 (coldfire_single_format): New real_format.
11193 (coldfire_double_format): Likewise.
11194 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
11195 canonical_nan_lsbs_set.
11196 (pdp11_d_format): Likewise.
11197 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
11198 if TARGET_COLDFIRE_CPU.
11200 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11202 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
11203 (output_call, m68k_legitimize_call_address): Declare.
11204 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
11205 parenthesees. Add support for a 'W' constraint.
11206 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
11207 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
11208 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
11209 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
11211 (override_options): Initialize them. Do not set flag_no_function_cse
11212 for TARGET_ID_SHARED_LIBRARY.
11213 (m68k_output_pic_call): Delete.
11214 (m68k_legitimize_call_address): New function.
11215 (print_operand): Remove the %o prefix. Handle the %p prefix.
11216 (output_call): New function.
11217 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
11218 target address from the GOT if symbolic jumps are not allowed.
11219 * config/m68k/m68k.md (call, general_operand): Do not set
11220 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
11221 Merge separate flag_pic and !flag_pic define_insns into...
11222 (*call, *call_value): ...these new patterns. Match the address
11223 rather than the containing MEM and require it to be a call_operand.
11224 Use output_call to generate the asm template.
11225 * config/m68k/predicates.md (const_call_operand): New predicate.
11226 (call_operand): Likewise.
11228 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11230 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
11231 (STACK_GROWS_DOWNWARD): Define to 1.
11232 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
11233 comments, emphasizing that these values are only defaults.
11234 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
11235 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
11237 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11239 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
11241 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11242 Richard Sandiford <richard@codesourcery.com>
11244 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
11245 (FP_REGNO_P): New macros.
11246 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
11247 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
11248 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
11249 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
11251 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11253 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11254 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
11256 * config/m68k/t-floatlib: New file, extracting common code from...
11257 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
11258 * config/m68k/t-uclinux: Here.
11259 * config/m68k/fpgnulib.c: Do not compile extendeed precision
11260 routines on ColdFire targets.
11262 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11264 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11265 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
11266 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
11267 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
11268 explicitly set MOTOROLA to 1.
11269 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
11271 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11272 Nathan Sidwell <nathan@codesourcery.com>
11274 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
11275 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
11276 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
11277 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
11278 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
11279 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
11280 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
11281 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
11282 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
11283 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
11284 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
11285 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
11286 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
11287 (DBX_REGISTER_NUMBER): Delete.
11288 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
11289 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
11290 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
11292 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11294 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
11295 * config/flat.h: New file.
11296 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
11297 OBJECT_FORMAT_FLAT.
11298 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
11299 indirect references for -msep-data or -mid-shared-library.
11300 Do not use PC-relative code addresses either.
11301 * config/m68k/m68k.c (override_options): Restrict -fPIC error
11303 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
11304 for shared libraries and crt1.o for executables. Use crti.o and
11306 (ENDFILE_SPEC): Use crtend.o and crtn.o.
11307 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
11308 Do not add -elf2flt or -shared-lib-id options here.
11309 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
11310 Pass -shared-lib-id if -mid-shared-library, taking the library
11311 identifier from -mshared-library-id if given, otherwise
11313 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
11314 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
11315 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
11316 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
11317 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
11318 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
11320 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
11321 jump sequence for ISA A and ISA A+.
11322 (PICJUMP): Likewise.
11324 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11326 * config.gcc (m68k-*-uclinux*): Base the port on the common
11327 and m68k GNU/Linux files rather than on the generic ELF ones.
11328 * config/m68k/uclinux.h (TARGET_VERSION): Override.
11329 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
11331 2007-01-18 Julian Brown <julian@codesourcery.com>
11332 Richard Sandiford <richard@codesourcery.com>
11334 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
11335 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
11336 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
11338 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
11339 80 unconditionally.
11340 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
11342 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11344 * doc/install.texi: Document m68k-uclinuxoldabi.
11345 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
11346 * config/m68k/uclinux-oldabi.h: New file, copied from
11347 config/m68k/uclinux.h.
11349 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
11351 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
11352 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
11353 (m32r_compute_frame_size): Use unsigned for regno.
11354 (m32r_reload_lr): Use gen_frame_mem.
11356 (m32r_output_function_epilogue): Don't output the function epilogue
11358 (m32r_expand_epilogue): New.
11359 (direct_return): Return false if the function has the interrupt
11361 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
11362 * config/m32r/m32r.md (epilogue): New expander.
11363 (return_lr, return_rte): New insns.
11364 (return): Make it expander.
11365 (return_normal): New expander.
11367 2007-01-18 Josh Conner <jconner@apple.com>
11370 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
11371 support for UNLE, UNLT, UNGE, and UNGT.
11373 2007-01-18 Jan Hubicka <jh@suse.cz>
11375 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
11376 * tree-tailcall (add_virtual_phis): Likewise.
11377 (optimize_tail_call): Return TODOs.
11378 (execute_tail_calls): Return TODOs.
11379 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
11380 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
11382 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
11383 Cleanup cfg using TODO.
11384 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
11385 * passes.c (execute_function_todo): When cleanup did something, remove
11387 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
11388 (make_edges): Don't cleanup_cfg.
11390 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
11392 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
11393 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
11394 operate on the top of stack.
11395 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
11396 register handling of instructions that output to the second
11398 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
11399 (move_for_stack_reg): Special-case check for dead destination
11400 stack slot for constant load of 1.0 inside UNSPEC_TAN.
11402 * config/i386/i386.md (UNSPEC_TAN): New constant.
11403 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
11404 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
11405 to correctly model move of constant 1.0 to top stack slot.
11406 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
11407 (unnamed peephole2 pattern): Remove corresponding peephole2
11408 pattern that optimizes tan insn and loading of constant 1.0.
11409 (tanxf2): Use fptanxf4_i387.
11410 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
11411 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
11412 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
11413 disable patterns for SSE math.
11414 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
11415 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
11417 2007-01-18 Dirk Mueller <dmueller@suse.de>
11418 Richard Guenther <rguenther@suse.de>
11421 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
11422 * common.opt (Warray-bounds): Add new warning option.
11423 * c-opts.c (c_common_handle_option): Define -Warray-bounds
11425 * Makefile.in: make tree-vrp.o depend on toplev.h
11426 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
11428 (check_array_refs, check_array_bounds, check_array_ref): New.
11430 2007-01-18 Jan Hubicka <jh@suse.cz>
11432 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
11433 (execute_ssa_ccp): Return flags conditionally.
11434 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
11436 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
11438 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
11440 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
11441 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
11443 * Makefile.c (GTFILES): Add cfglayout.h.
11444 * gengtype.c (open_base_files): Likewise.
11445 * cfglayout.c (cfg_layout_function_footer,
11446 cfg_layout_function_header) Reindent to make gengtype happy.
11447 * cfglayout.h (cfg_layout_function_footer,
11448 cfg_layout_function_header): Add GTY(()) marker.
11450 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
11452 2007-01-18 Ben Elliston <bje@au.ibm.com>
11454 * genautomata.c (write_automata): Include xstrerror output in the
11455 error message if writing the DFA description file fails.
11457 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
11459 * config/mips/mips-protos.h (mips_output_external): Make it
11461 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
11462 * config/mips/mips.c (irix_output_external_libcall): Likewise.
11463 (extern_list): Likewise.
11464 (extern_head): Likewise.
11465 (TARGET_ASM_FILE_END): Likewise.
11466 (mips_file_end): Likewise.
11467 (mips_output_external): Rewritten.
11469 2007-01-18 Ben Elliston <bje@au.ibm.com>
11471 * genpreds.c (write_insn_preds_c): Only write out the function
11472 body for regclass_for_constraint if we have register constraints.
11474 2007-01-17 Tom Tromey <tromey@redhat.com>
11476 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
11477 * doc/install.texi (Testing): Use sourceware.org.
11478 (Binaries): Likewise.
11479 (Specific): Likewise.
11480 * doc/contrib.texi (Contributors): Use sourceware.org.
11482 2007-01-17 Anatoly Sokolov <aesok@post.ru>
11484 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
11485 (AVR_ENHANCED): Rename to ...
11486 (AVR_HAVE_MUL): ... new.
11487 (avr_enhanced_p): Rename to ...
11488 (avr_have_mul_p): ... new.
11489 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
11490 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
11491 * config/avr/avr.c (avr_enhanced_p): Rename to ...
11492 (avr_have_mul_p): ... new.
11493 (base_arch_s): Rename 'enhanced' to 'have_mul'.
11494 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
11495 'avr_enhanced_p' and 'enhanced'.
11496 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
11497 AVR_HAVE_MUL instead of AVR_ENHANCED.
11498 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11499 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
11500 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
11501 instead of AVR_ENHANCED.
11502 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
11503 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
11504 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
11506 2007-01-17 Ian Lance Taylor <iant@google.com>
11508 * vec.h (VEC_reserve_exact): Define.
11509 (vec_gc_p_reserve_exact): Declare.
11510 (vec_gc_o_reserve_exact): Declare.
11511 (vec_heap_p_reserve_exact): Declare.
11512 (vec_heap_o_reserve_exact): Declare.
11513 (VEC_OP (T,A,reserve_exact)): New static inline function, three
11515 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
11516 negative parameter.
11517 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
11518 (VEC_OP (T,A,copy)) [all versions]: Likewise.
11519 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
11520 * vec.c (calculate_allocation): Add exact parameter. Change all
11522 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
11523 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
11524 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
11525 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
11526 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
11527 (vec_heap_p_reserve_exact): New function.
11528 (vec_heap_o_reserve_exact): New function.
11530 2007-01-17 Jan Hubicka <jh@suse.cz>
11532 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
11534 2007-01-17 Eric Christopher <echristo@apple.com>
11536 * config.gcc: Support core2 processor.
11538 2007-01-16 Jan Hubicka <jh@suse.cz>
11540 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
11541 the names, just unlink the chain so we don't crash on dangling pointers
11544 2007-01-16 Jan Hubicka <jh@suse.cz>
11546 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
11547 * tree-pass.h: Reorder to make IPA passes appear toegher.
11548 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
11549 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
11550 parameters, do not call early inliner.
11551 * ipa-inline.c: Update comments. Include tree-flow.h
11552 (cgraph_decide_inlining): Do not compute inlining parameters.
11553 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
11554 be called with function context set up.
11555 (pass_ipa_inline): Remove unreachable functions before pass.
11556 (cgraph_early_inlining): Simplify assuming to be called from the
11558 (pass_early_inline): New pass.
11559 (cgraph_gate_ipa_early_inlining): New gate.
11560 (pass_ipa_early_inline): Turn into simple wrapper.
11561 (compute_inline_parameters): New function.
11562 (gate_inline_passes): New gate.
11563 (pass_inline_parameters): New pass.
11564 (apply_inline): Move here from tree-optimize.c
11565 (pass_apply_inline): New pass.
11566 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
11568 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
11569 doing them by hand.
11570 (tree_function_versioning): Do not allocate dummy struct function.
11571 * tree-inline.h (optimize_inline_calls): Update prototype.
11572 * tree-optimize.c (execute_fixup_cfg): Export.
11573 (pass_fixup_cfg): Remove
11574 (tree_rest_of_compilation): Do not apply inlines.
11575 * tree-flow.h (execute_fixup_cfg): Declare.
11576 * Makefile.in (gt-passes.c): New.
11577 * passes.c: Include gt-passes.h
11578 (init_optimization_passes): New passes.
11579 (nnodes, order): New static vars.
11580 (do_per_function_toporder): New function.
11581 (execute_one_pass): Dump current pass here.
11582 (execute_ipa_pass_list): Don't dump current pass here.
11584 2007-01-16 Janis Johnson <janis187@us.ibm.com>
11586 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
11587 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
11589 2007-01-16 David Edelsohn <edelsohn@gnu.org>
11591 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
11592 (strong_alias): Define.
11593 (__gcc_qmul): Provide non-FMA for soft-float.
11594 (__gcc_qdiv): Same.
11599 (__gcc_qunord): New.
11609 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
11610 soft-float functions.
11611 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
11612 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
11613 about long double soft float.
11615 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
11616 Tehila Meyzels <tehila@il.ibm.com>
11618 * tree-vectorizer.h (is_pattern_stmt_p): New.
11619 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
11620 formatting (tabs instead of spaces). Cleanup and clarify setting
11621 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
11622 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
11623 (vectorizable_type_demotion): Check that types are integral.
11624 (vectorizable_type_promotion): Likewise.
11625 (vectorizable_store): Fix typo. Eliminate new-line at end of
11628 2007-01-16 Jan Hubicka <jh@suse.cz>
11630 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
11633 2007-01-15 Eric Christopher <echristo@apple.com>
11635 * ifcvt.c: Include vec.h, vecprim.h.
11636 (check_cond_move_block): New argument regs.
11637 Reorganize. Add registers used to regs.
11638 (cond_move_process_if_block): Use regs set above as
11641 2007-01-15 Eric Christopher <echristo@apple.com>
11643 * config/darwin.h: Update copyright.
11644 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
11645 (LINK_COMMAND_SPEC): Add -u.
11646 (LINK_SPEC): Fix umbrella for above.
11648 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
11650 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
11653 2007-01-15 Tom Tromey <tromey@redhat.com>
11655 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
11656 * doc/install.texi (Testing): Don't mention jacks.
11657 (Configuration): Document --enable-java-maintainer-mode. Move
11658 --with-java-home to libgcj-specific section. Document
11660 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
11662 2007-01-15 Jan Hubicka <jh@suse.cz>
11664 * tree-ssa-dce.c (DCE_TODOs): New.
11665 (propagate_necessity): Return if something changed.
11666 (eliminate_unnecessary_stmts): Likewise.
11667 (perform_tree_ssa_dce): Return TODO flags when needed.
11668 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
11670 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
11672 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
11673 (fyl2x_extend<mode>xf3_i387): New insn pattern.
11674 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
11675 patterns using X87MODEF12 mode macro. Extend operand 1
11676 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11677 (log10<mode>2): Ditto.
11678 (log2<mode>2): Ditto.
11679 (log1p<mode>2): Ditto.
11680 (logb<mode>2): Ditto.
11681 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
11682 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
11683 (*fxtractxf3_i387): Rename from *fxtractxf3.
11684 (fxtract_extend<mode>xf3_i387): New insn pattern.
11685 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
11686 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
11687 and gen_fyl2xxf3_i387().
11689 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
11691 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
11692 * cfgloopmanip.c (fix_loop_placement): Made static. Use
11693 get_loop_exit_edges. Changed return type to bool.
11694 * cfgloop.h (fix_loop_placement): Declaration removed.
11696 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
11698 * param.h (MIN_VECT_LOOP_BOUND): New.
11699 * params.def (MIN_VECT_LOOP_BOUND): New.
11700 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
11701 argument - minimum threshold for number of iterations.
11702 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
11703 argument to declaration.
11704 * tree-vect-analyze.c (vect_analyze_operations): Check value of
11705 MIN_VECT_LOOP_BOUND.
11706 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
11707 slpeel_tree_peel_loop_to_edge with additional argument.
11708 (vect_do_peeling_for_alignment): Likewise.
11709 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
11711 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
11714 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
11715 operands of size 1.
11717 2007-01-14 Jan Hubicka <jh@suse.cz>
11719 * tree-dfa.c (remove_referenced_var): New function.
11720 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
11721 prune referenced vars list too.
11722 * tree-flow.h (remove_referenced_var): Declare.
11724 2007-01-14 Jan Hubicka <jh@suse.cz>
11726 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
11728 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
11729 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
11730 * except.h (verify_eh_throw_table_statements): Kill prototype.
11731 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
11732 into call exrepssions.
11733 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
11735 * tree-cfg.c: Include pointer-set.h.
11736 (verify_node_sharing): Work on pointer set.
11737 (verify_eh_throw_stmt_node): New.
11738 (verify_stmts): Use pointers sets, verify throw_stmt.
11740 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
11742 * ipa-reference.c (analyze_function): Consider also addresses taken
11745 2007-01-12 Roger Sayle <roger@eyesopen.com>
11747 * c-typeck.c (null_pointer_constant_p): Replace use of
11748 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11749 (build_c_cast): Likewise.
11751 2007-01-12 Roger Sayle <roger@eyesopen.com>
11753 * tree.h (force_fit_type_double): Remove unused final argument.
11754 * c-common.c (constant_expression_warning): Replace use of
11755 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
11756 (convert_and_check): Likewise.
11757 (shorten_compare): Update call to force_fit_type_double.
11758 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
11759 * convert.c (convert_to_pointer): Update call to
11760 force_fit_type_double.
11761 * fold-const.c (force_fit_type_double): Remove overflowed_const
11763 (int_const_binop, fold_convert_const_int_from_int,
11764 fold_convert_const_int_from_real, fold_div_compare,
11765 fold_sign_changed_comparison, fold_unary, fold_negate_const,
11766 fold_abs_const, fold_not_const): Remove the final argument from
11767 calls to force_fit_type_double.
11769 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11771 * configure.ac: Set insn to "nop" for spu-*-* also.
11772 * configure: Regenerate.
11774 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
11776 * builtins.def : Add BUILT_IN_FREE.
11778 2007-01-12 Jan Hubicka <jh@suse.cz>
11780 PR tree-optimization/30443
11781 * tree-inline.c (tree_function_versioning): Do not optimize when
11782 cloning for inlining.
11784 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
11786 * doc/loop.texi: Document recording of loop exits.
11787 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
11788 (update_single_exits_after_duplication,
11789 update_single_exit_for_duplicated_loop,
11790 update_single_exit_for_duplicated_loops): Removed.
11791 (duplicate_loop_to_header_edge): Do not call
11792 update_single_exits_after_duplication and
11793 update_single_exit_for_duplicated_loops.
11794 (loop_version): Do not update single_exit information.
11795 (fix_loop_structure): Use record_loop_exits instead of
11796 mark_single_exit_loops.
11797 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
11798 the lists of loop exits.
11799 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
11800 split_edge, merge_blocks): Update the lists of loop exits.
11801 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
11802 loop_optimizer_init.
11803 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
11804 of mark_single_exit_loops.
11805 (loop_optimizer_finalize): Call release_recorded_exits.
11806 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
11807 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
11808 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
11809 update single exit information.
11810 * lambda-code.c (perfect_nestify): Ditto.
11811 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
11812 (mark_single_exit_loops): Removed.
11813 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
11814 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
11815 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
11817 (get_loop_exit_edges, single_exit): Use recorded exit lists.
11818 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
11819 (verify_loop_structure): Verify consistency of the exit lists.
11820 (flow_loops_find): Use alloc_loop. Initialize exits hash.
11821 (set_single_exit): Removed.
11822 * cfgloop.h (struct loop_exit): New function.
11823 (struct loop): single_exit_ field replaced by exits field.
11824 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
11825 (struct loops): Added exits hash.
11826 (mark_single_exit_loops, set_single_exit): Declaration removed.
11827 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
11829 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11831 * doc/invoke.texi: Avoid use of @headitem.
11833 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11835 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
11837 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11839 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
11842 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11843 Richard Sandiford <richard@codesourcery.com>
11845 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
11846 * config/m68k/m68k.opt: Resort options.
11847 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
11849 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11850 Richard Sandiford <richard@codesourcery.com>
11852 * doc/invoke.texi: Document the macros that are defined by
11853 m68k's -mtune and -mhard-float options.
11854 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
11855 (m68k_cpp_cpu_family): Likewise.
11856 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
11857 of __ucfv*__ macros. Define __mcffpu__ if generating code for
11858 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
11859 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
11860 (m68k_cpp_cpu_family): Likewise.
11862 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11864 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
11865 macros besides mc68000 as tuning macros. Use a switch statement
11866 to set them and mcpu32.
11868 2007-01-12 Julian Brown <julian@codesourcery.com>
11870 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
11871 (TARGET_68040_ONLY): Rename to...
11872 (TARGET_68040): ...this.
11873 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
11874 * config/m68k/m68k.md: Likewise.
11876 2007-01-12 Julian Brown <julian@codesourcery.com>
11877 Nathan Sidwell <nathan@codesourcery.com>
11878 Richard Sandiford <richard@codesourcery.com>
11880 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
11881 the -mcpu= argument associated with the --with-cpu setting.
11882 Define M68K_DEFAULT_TUNE to the default -mtune= option,
11883 if different from the one implied by the -mcpu setting.
11884 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
11885 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
11886 * doc/invoke.texi: Mention ColdFire in the introduction to the
11887 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
11888 -mno-div and -mhard-float options. Make -m68881 a synonym for
11889 -mhard-float. Document the previously-undocumented -m5206e,
11890 -m528x, -m5307 and -m5407 options. Tweak the existing option
11891 documentation for consistency.
11892 * doc/install.texi: Mention new --with-cpu arguments.
11893 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
11894 default CPU if neither -mcpu nor -march are specified.
11895 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
11896 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
11897 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
11898 using m68k_tune to decide between families that implement the
11899 same ISA. Use m68k_tune to set __mcfv4e__.
11900 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
11901 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
11902 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
11903 (FL_ISA_C, FL_ISA_MMU): New macros.
11904 (MASK_COLDFIRE): Delete.
11905 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
11906 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
11907 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
11908 (TARGET_HARD_FLOAT): Do not define here.
11909 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
11910 (TUNE_68000): New macro.
11911 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
11912 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
11913 (TUNE_CFV2): Redefine in terms of m68k_tune.
11914 (uarch_type, target_device, fpu_type): New enums.
11915 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
11916 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
11917 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
11918 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
11919 (FL_FOR_isa_c): New macros.
11920 (m68k_isa): New enum.
11921 (m68k_target_selection): New structure.
11922 (all_devices, all_isas, all_microarchs): New tables.
11923 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
11924 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
11925 (MASK_ALL_CPU_BITS): Delete.
11926 (m68k_find_selection): New function.
11927 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
11928 Map the legacy target options to a combination of the new ones.
11929 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
11930 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
11931 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
11933 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
11934 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
11936 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
11937 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
11938 * config/m68k/m68k-devices.def: New file.
11940 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11941 Nathan Sidwell <nathan@codesourcery.com>
11943 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
11944 (SUBTARGET_EXTRA_SPECS): New macros.
11945 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
11946 use %(asm_cpu_spec) instead.
11947 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
11948 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
11949 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
11950 (EXTRA_SPECS): Rename to...
11951 (SUBTARGET_EXTRA_SPECS): ...this.
11953 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
11954 Richard Sandiford <richard@codesourcery.com>
11955 Julian Brown <julian@codesourcery.com>
11957 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
11958 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
11959 to the configuration's default CPU.
11960 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
11961 Remove default masks.
11962 (m680[012]0-*-*): Set the default with_cpu to the first part of
11964 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
11965 (m68k*-*-linux): Extend the --with-cpu handling to...
11966 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
11967 and m68010. Don't set target_cpu_default2.
11968 * doc/install.texi: Document --with-cpu for m68k.
11969 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
11970 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
11971 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
11972 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
11973 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
11974 (ASM_SPEC): Remove use of %(asm_cpu_default).
11975 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
11976 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
11977 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
11978 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
11979 __HAVE_FPU__ if TARGET_HARD_FLOAT.
11980 (TARGET_DEFAULT): Delete.
11981 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
11982 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
11983 (CPP_CPU_SPEC): Delete.
11984 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
11985 the appropriate string.
11986 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
11987 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
11988 (ASM_SPEC): Don't use %(asm_default_spec).
11989 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
11990 TARGET_DEFAULT and add MASK_68881.
11991 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
11993 2007-01-12 Richard Sandiford <richard@codesourcery.com>
11995 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
11996 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
11997 MASK_68010 alongside MASK_68020.
11998 * doc/invoke.texi: Document -m68010.
11999 * config/m68k/m68k.opt (m68010): New.
12000 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
12002 (TUNE_68010): New macro.
12003 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
12004 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
12005 (M68K_CPU_m68332): Add MASK_68010.
12006 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
12007 fallback definition.
12008 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
12010 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
12011 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
12012 to all entries that use MASK_68020.
12013 (output_move_simode_const, output_move_himode, output_move_qimode)
12014 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
12015 instead of TARGET_68020 to select clr behavior. Remove comment
12016 about there being no TARGET_68010.
12017 * config/m68k/m68k.md: Likewise throughout.
12019 2007-01-12 Julian Brown <julian@codesourcery.com>
12021 * config/m68k/m68k.h (TARGET_ISAB): New macro.
12022 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
12023 * config/m68k/m68k.md: Likewise.
12025 2007-01-12 Julian Brown <julian@codesourcery.com>
12027 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
12028 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
12030 2007-01-12 Julian Brown <julian@codesourcery.com>
12032 * config/m68k/m68k.h (TUNE_68040_60): New macro.
12033 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
12034 * config/m68k/m68k.md: Likewise.
12036 2007-01-12 Julian Brown <julian@codesourcery.com>
12037 Richard Sandiford <richard@codesourcery.com>
12039 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
12040 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
12041 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
12043 (TARGET_CPU32): Rename to...
12044 (TUNE_CPU32): ...this.
12045 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
12046 (TUNE_CFV2): New macros.
12047 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
12048 remove conditions that are implied by TARGET_68020.
12049 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
12050 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
12051 (m68k_output_function_epilogue): Likewise.
12052 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
12053 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
12054 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
12055 non-68000 timings. Refactor multiplication and division costs.
12056 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
12057 TUNE_CPU32 instead of TARGET_CPU32.
12058 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
12059 and TUNE_68060 instead of TARGET_68060.
12060 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
12061 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
12063 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
12064 && !TARGET_COLDFIRE" to choose between moveq and clr.
12065 Likewise in the unnamed movsf pattern.
12066 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
12067 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
12070 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12072 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
12073 of tabbing before backslashes.
12075 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12077 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
12078 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
12079 (ASM_OUTPUT_INTERNAL_LABEL): Define.
12081 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12083 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
12084 find_interesting_uses_cond.
12085 (find_interesting_uses_cond): Use extract_cond_operands.
12086 (rewrite_use_compare): Use extract_cond_operands and
12087 force_gimple_operand_bsi. Do not call update_stmt.
12088 (determine_use_iv_cost_condition): Use extract_cond_operands.
12089 Return cheaper of using original bound and changing the exit bound.
12091 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12093 PR tree-optimization/29516
12094 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
12095 most_expensive_mult_to_index, addr_to_parts,
12096 create_mem_ref, maybe_fold_tmr): Make the type of
12097 fields of TARGET_MEM_REF sizetype.
12098 (move_fixed_address_to_symbol, move_pointer_to_base):
12100 * tree.def (TARGET_MEM_REF): Add comment on types of
12103 2007-01-11 Joseph Myers <joseph@codesourcery.com>
12105 * c-common.c (vector_types_convertible_p): Treat opaque types as
12106 always convertible if they have the same size, but not otherwise.
12108 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
12110 * ifcvt.c (struct noce_if_info): Add comments to the fields.
12111 Remove the b_unconditional field.
12112 (noce_try_sign_mask): Do not look at b_unconditional.
12113 (noce_process_if_block): Do not use merge_if_blocks. Update
12114 the CFG here. Do not set b_unconditional.
12115 (cond_move_process_if_block): Likewise.
12116 (find_cond_trap): Likewise.
12117 (check_cond_move_block): Require simple jump insns at the end
12118 of the basic block.
12120 2007-01-11 Jan Hubicka <jh@suse.cz>
12122 PR tree-optimization/1046
12123 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
12124 when alias info is not ready.
12125 (pass_tail_recursion): Do not require aliasing.
12126 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
12127 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
12128 * tree-ssa-copy.c (pass_copy_prop): Likewise.
12129 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
12130 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
12131 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
12132 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
12134 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
12135 When aliasing is not build, mark statement as volatile.
12137 2007-01-11 Tom Tromey <tromey@redhat.com>
12139 PR preprocessor/15185, PR preprocessor/20989:
12140 * doc/cppopts.texi <-MT>: Update description of algorithm for
12141 computing default target.
12142 <-M, -MD>: Reword "basename" text.
12144 2007-01-11 Roger Sayle <roger@eyesopen.com>
12146 * builtins.c (expand_builtin_pow, expand_builtin_powi,
12147 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
12148 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
12149 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
12150 fold_builtin_bswap, real_constp, fold_builtin_pow,
12151 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
12152 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
12153 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
12154 * convert.c (convert_to_pointer): Likewise.
12155 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
12156 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
12157 const_binop, fold_convert_const_int_from_int,
12158 fold_convert_const_int_from_real,
12159 fold_convert_const_real_from_real, sign_bit_p,
12160 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
12161 fold_sign_changed_comparison, fold_unary, fold_comparison,
12162 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
12163 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
12164 * print-tree.c (print_node_brief, print_node): Likewise.
12165 * stor-layout.c (place_field, layout_type): Likewise.
12166 * tree-chrec.c (keep_cast): Likewise.
12167 * tree.c (build_vector, build_real, build_real_from_int_cst,
12168 build_complex): Likewise.
12170 2007-01-11 Roger Sayle <roger@eyesopen.com>
12172 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
12173 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
12175 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
12177 * configure.ac (strict1_warn): Rename to strict_warn.
12178 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
12179 cc_set_by_configure, quoted_cc_set_by_configure,
12180 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
12181 all_boot_languages, all_stagestuff): Remove.
12182 (target_list): Remove bootstrap targets.
12183 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
12184 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
12185 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
12186 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
12187 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
12188 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
12189 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
12190 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
12191 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
12192 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
12193 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
12194 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
12195 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
12196 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
12197 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
12198 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
12199 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
12200 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
12201 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
12202 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
12203 (mostlyclean): Adjust.
12204 (clean, distclean): Don't mention bootstrap stuff.
12205 * configure: Regenerate.
12206 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
12207 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
12208 treelang/config-lang.in (stagestuff): Remove.
12209 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
12210 stageprofile, stagefeedback, stagestuff): Remove mention.
12212 2007-01-11 Nick Clifton <nickc@redhat.com>
12214 * config/mcore/predicates.md (mcore_general_movesrc_operand):
12216 (mcore_general_movdst_operand): Do not accept CONST_INTs.
12217 (mcore_arith_K_S_operand): Run the test for the S constraint not
12218 the test for the M constraint.
12219 (mcore_addsub_operand): Do not accept integer values that are
12220 larger than 32 bits.
12221 * config/mcore/mcore.md: Remove unused constraints from split.
12222 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
12223 (addsi3): Likewise.
12224 (allocate_stack): Likewise.
12225 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
12226 operands to 32 bits.
12227 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
12229 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
12230 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
12231 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
12232 mcore_output_bclri, mcore_output_andn, output_inline_const,
12233 mcore_output_move, mcore_output_movedouble): Likewise.
12234 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
12235 (output_inline_const): Likewise.
12236 (output_inline_const): Fix format strings used in sprintf
12238 * config/mcore/mcore-protos.h: Update prototypes for changed
12239 functions in mcore.c.
12240 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
12241 HOST_WIDE_INT and not int.
12242 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
12243 CONST_OK_FOR_N): Likewise.
12244 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
12245 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
12248 2007-01-10 Jan Hubicka <jh@suse.cz>
12250 * tree-vrp.c (remove_range_assertions): Release defs.
12251 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
12252 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
12254 2007-01-10 Paul Brook <paul@codesourcery.com>
12256 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
12257 * config/arm/arm.md (mulsi3subsi): New insn.
12259 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
12261 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
12262 (tree_transform_and_unroll_loop): New.
12263 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
12266 2007-01-10 Robert Kennedy <jimbob@google.com>
12268 * fold-const.c (fold_comparison): Fold comparisons like (x *
12269 1000 < 0) to (x < 0).
12271 2007-01-10 Ian Lance Taylor <iant@google.com>
12273 * tree-pretty-print.c (dump_generic_node): Print parentheses when
12274 operands have the same priority.
12276 2007-01-10 Tom Tromey <tromey@redhat.com>
12278 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
12279 (fold_binary): Likewise.
12280 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
12281 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
12282 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
12283 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
12284 * langhooks.h (struct lang_hooks): Removed field
12285 'can_use_bit_fields_p'.
12287 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
12289 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
12291 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
12293 * function.c (get_last_funcdef_no): New function.
12294 * function.h (get_last_funcdef_no): Declare.
12295 * tree-inline.c (initialize_cfun): Add initialization.
12296 (tree_function_versioning): Cleanup.
12298 2007-01-10 Jan Hubicka <jh@suse.cz>
12300 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
12303 2007-01-10 Sa Liu <saliu@de.ibm.com>
12304 Ben Elliston <bje@au.ibm.com>
12306 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
12307 for SAVE_NONLOCAL and Pmode for any other save level.
12308 * spu-protos.h (spu_restore_stack_block): Declare.
12309 * spu.md (save_stack_block): Remove.
12310 (restore_stack_block): Call spu_restore_stack_block.
12311 * spu.c (spu_restore_stack_block): New function.
12312 (spu_expand_epilogue): Remove old comment.
12314 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
12316 PR tree-optimization/30322
12317 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
12318 (cand_value_at): Return the value as aff_tree.
12319 (may_eliminate_iv): Convert the bound from aff_tree to tree.
12320 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
12321 aff_combination_mult): New functions.
12322 (aff_combination_add): Use aff_combination_add_cst.
12323 (aff_combination_convert): Allow conversions to a wider type.
12324 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
12325 * tree-affine.h (aff_combination_mult): Declare.
12327 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
12329 * doc/tm.texi: Update documentation to reflect reality of exec
12330 and start file search behaviours. Update copyright year.
12331 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
12332 header file directories.
12334 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
12336 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
12337 (*cosxf2): Rename to cosxf2_i387.
12338 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
12339 using X87MODEF12 mode macro. Rename patterns to
12340 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
12342 (*cosdf2, *cossf2): Ditto.
12343 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
12344 to match extended input operands.
12345 (sincos<mode>3): New expander.
12346 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
12347 insn patterns and corresponding splitters.
12349 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
12351 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
12352 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
12354 2007-01-09 Nicolas Pitre <nico@cam.org>
12357 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
12359 2007-01-08 Geoffrey Keating <geoffk@apple.com>
12361 * target.h (struct gcc_target): New field library_rtti_comdat.
12362 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
12363 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
12364 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
12365 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
12367 2007-01-08 Geoffrey Keating <geoffk@apple.com>
12369 * doc/invoke.texi (Optimize Options): Correct description of -O0.
12371 2007-01-08 Richard Guenther <rguenther@suse.de>
12373 * tree.h (force_fit_type_double): Export.
12374 (force_fit_type): Remove.
12375 * fold-const.c (force_fit_type_double): New function.
12376 (force_fit_type): Remove.
12377 (int_const_binop): Use it.
12378 (fold_convert_const_int_from_int): Likewise.
12379 (fold_convert_const_int_from_real): Likewise.
12380 (fold_div_compare): Likewise.
12381 (fold_sign_changed_comparison): Likewise.
12382 (fold_unary): Likewise.
12383 (fold_negate_const): Likewise.
12384 (fold_abs_const): Likewise.
12385 (fold_not_const): Likewise.
12386 * c-common.c (shorten_compare): Use force_fit_type_double.
12387 * convert.c (convert_to_pointer): Likewise.
12389 2007-01-08 Richard Guenther <rguenther@suse.de>
12391 * tree.h (build_int_cst_wide_type): Export.
12392 * tree.c (build_int_cst_wide_type): New function.
12393 (build_int_cst_wide): Fix comment.
12394 * builtins.c (fold_builtin_object_size): Use build_int_cst
12395 to build -1 or 0 of the correct type. Use fit_double_type
12396 to check for overflow.
12397 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
12399 (decode_field_reference): Likewise.
12400 (all_ones_mask_p): Likewise.
12401 (native_interpret_int): Use build_int_cst_wide_type.
12402 (fold_binary): Use build_int_cst_type to build an all-ones
12404 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
12406 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
12408 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
12410 2007-01-09 Ben Elliston <bje@au.ibm.com>
12412 * genautomata.c (STATS_OPTION): New option.
12413 (stats_flag): New flag.
12414 (gen_automata_option): Handle it.
12415 (initiate_automaton_gen): Ditto.
12416 (write_automata): Output statistics only if stats_flag is
12417 set. Likewise, output time statistics only if time_flag is set.
12418 * doc/md.texi (Processor pipeline description): Document new flag.
12420 2007-01-08 Richard Guenther <rguenther@suse.de>
12422 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
12423 * tree.c (build_int_cst_type): Likewise.
12424 (size_in_bytes): Don't call force_fit_type on the result.
12425 (int_fits_type_p): Use fit_double_type.
12426 * fold-const.c (fit_double_type): New function.
12427 (force_fit_type): Use it.
12428 * tree.h (fit_double_type): Export.
12430 2007-01-08 Jan Hubicka <jh@suse.cz>
12432 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
12433 * ipa.c (function_and_variable_visibility): Fix return type.
12435 2007-01-08 Richard Guenther <rguenther@suse.de>
12437 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
12438 of offset to build the index.
12439 * tree-pretty-print.c (dump_generic_node): Don't build negated
12440 const just for printing.
12441 * c-pretty-print.c (pp_c_integer_constant): Likewise.
12442 * builtins.c (fold_builtin_int_roundingfn): Check if result
12443 fits the type by using force_fit_type and comparing the result.
12444 * predict.c (predict_loops): Use compare_tree_int for comparison.
12445 * tree.c (build_int_cst): Fall back to integer_type_node for
12447 (build_int_cst_wide): Assert type is non-null.
12449 2007-01-08 Roberto Costa <roberto.costa@st.com>
12451 * tree-vrp.c (extract_range_from_cond_expr): New.
12452 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
12453 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
12455 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
12456 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
12457 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
12458 used as expressions.
12459 * tree-object-size.c (cond_expr_object_size): New.
12460 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
12462 2007-01-08 Jan Hubicka <jh@suse.cz>
12464 * tree-ssa-forwprop.c (forward_propagate_into_cond,
12465 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
12468 2007-01-08 Richard Guenther <rguenther@suse.de>
12470 PR tree-optimization/23603
12471 * tree-vrp.c (set_value_range_to_truthvalue): New function.
12472 (extract_range_from_binary): Fall back to truthvalue instead of
12473 varying for TRUTH_*_EXPR.
12474 (extract_range_from_comparison): Fall back to truthvalue instead of
12476 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
12477 if all visited PHI values were constant.
12479 2007-01-08 Jan Hubicka <jh@suse.cz>
12481 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
12482 (cgraph_analyze_function): break out from ...
12483 (cgraph_finalize_compilation_unit): ... here.
12484 (cgraph_expand_function): Remove forgoten commented out line.
12485 (cgraph_optimize): Analyze functions.
12487 2007-01-08 Jan Hubicka <jh@suse.cz>
12489 * tree-pas.h (TODO_remove_function): New flag.
12490 (TODO_update*): Renumber.
12491 (pass_ipa_increase_alignment,
12492 pass_ipa_function_and_variable_visibility): New passes.
12493 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
12494 (cgraph_function_and_variable_visibility): Move to ipa.c
12495 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
12496 cgraph_increase_alignment.
12497 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
12498 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
12499 calling tree-inline.
12500 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
12501 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
12502 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
12503 (gate_increase_alignment): New function.
12504 (pass_ipa_increase_alignment): New pass.
12505 * ipa.c: Inline tree-pass.h and timevar.h
12506 (function_and_variable_visibility): Move here from cgraphunit.c
12507 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
12508 * passes.c (init_optimization_passes): Add the two new passes.
12509 (execute_todo): Handle cgraph_remove_functions.
12511 2007-01-08 Nick Clifton <nickc@redhat.com>
12513 * config/frv/predicates.md (reg_or_0_operand): Accept
12516 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
12518 * config/bfin/rtems.h, config/bfin/t-rtems: New.
12519 * config.gcc: Add bfin*-rtems*.
12521 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12523 * c.opt: Add -flax-vector-conversions.
12524 * c-typeck.c (convert_for_assignment): Pass flag to
12525 vector_types_convertible_p to allow emission of note.
12526 (digest_init): Likewise.
12527 * c-opts.c: Handle -flax-vector-conversions.
12528 * c-common.c (flag_lax_vector_conversions): New.
12529 (vector_types_convertible_p): Unless -flax-vector conversions
12530 has been passed, disallow conversions between vectors with
12531 differing numbers of subparts and/or element types. If such
12532 a conversion is disallowed, possibly emit a note on the first
12533 occasion only to inform the user of -flax-vector-conversions.
12534 The new last argument specifies this.
12535 * c-common.h (flag_lax_vector_conversions): New.
12536 (vector_types_convertible_p): Add extra argument.
12537 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
12538 char_type_node for V*QI type vectors.
12539 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
12540 Update to satisfy new typechecking rules.
12541 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
12542 C and C++ variants.
12543 * doc/invoke.texi (C Dialect Options): Document
12544 -flax-vector-conversions.
12546 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
12548 PR tree-optimization/29877
12549 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
12550 a register variable on the RHS to not be replaceable.
12552 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
12553 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
12554 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
12555 const_simm15, const_pow2, const_npow2): Added.
12556 * config/score/misc.md (insv, extv, extzv, movmemsi,
12557 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
12558 * config/score/score.c (score_address_cost, score_select_cc_mode):
12560 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
12561 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
12562 Update score_print_operand.
12563 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
12564 Adjust register allocate order and update some macro define.
12565 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
12566 mdx_block_move_straight, mdx_block_move_loop_head,
12567 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
12568 mdx_block_move): Added.
12569 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
12570 mdp_limm): Updated and fix some bug and typo.
12571 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
12572 (movsf, movdf, doloop_end): Added.
12574 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
12576 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
12577 config/arm/thumb2.md: Fix comment typos.
12578 * doc/extend.texi: Fix a typo.
12580 2007-01-07 Eric Christopher <echristo@apple.com>
12582 * configure.ac: Check for __stack_chk_fail for darwin.
12583 * configure: Regenerate.
12585 2007-01-07 Richard Guenther <rguenther@suse.de>
12587 * tree-vrp.c (extract_range_from_assert): CSE calls to
12588 compare_values where possible.
12589 (extract_range_from_unary_expr): Likewise.
12591 2007-01-07 Anatoly Sokolov <aesok@post.ru>
12593 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
12594 * config/avr/avr.c (call_insn_operand): Delete function.
12595 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
12596 instead of register number. Use predicates.
12597 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
12598 call_insn_operand): Add.
12600 2007-01-06 Jan Hubicka <jh@suse.cz>
12602 * tree-pass.h (pass_build_cgraph_edges): Declare.
12603 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
12604 (visited_nodes): Remove.
12605 (cgraph_create_edges): Move to cgraphbuild.c; rename to
12606 build_cgrpah_edges; make visited_nodes local.
12607 (cgraph_process_new_functions): DO not call initialize_inline_failed.
12608 (record_references_in_initializer): Move to cgraphbuild.c
12609 (initialize_inline_failed, rebuild_cgraph_edges,
12610 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
12611 (verify_cgraph_node): Make visited_nodes local.
12612 (cgraph_analyze_function): Do not call cgraph_create_edges and
12613 initialize_inline_failed.
12614 (cgraph_expand_function): Do not call cgraph_lower_function;
12615 assert that function is already lowered.
12616 * Makefile.in (cgraphbuild.o): New.
12617 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
12618 at the end of lowering passes.
12620 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
12622 * ifcvt.c (cond_move_convert_if_block): New function, code
12623 factored out from...
12624 (cond_move_process_if_block): ...here. Call the new function
12625 on the THEN and ELSE blocks.
12626 (merge_if_block): Do not copy global_live_at_end, merge_blocks
12627 already takes care of this.
12629 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12632 * tree.h (TREE_OVERFLOW_P): New.
12633 * c-typeck.c (parser_build_unary_op): Warn only if result
12634 overflowed and operands did not.
12635 (parser_build_binary_op): Likewise.
12636 (convert_for_assignment): Remove redundant overflow_warning.
12637 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
12639 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12641 * c-typeck.c (store_init_value): Split over two lines to follow
12642 the GNU coding style.
12644 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
12646 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
12647 __GXX_EXPERIMENTAL_CXX0X__.
12648 * doc/cpp.texi: Same.
12650 2007-01-05 Richard Guenther <rguenther@suse.de>
12652 PR middle-end/27826
12653 * tree.c (get_narrower): Do not construct COMPONENT_REFs
12654 with mismatched types. Instead explicitly build a
12655 conversion NOP_EXPR.
12657 2007-01-05 Ian Lance Taylor <iant@google.com>
12659 * c-common.c (decl_with_nonnull_addr_p): New function.
12660 (c_common_truthvalue_conversion): Call it.
12661 * c-typeck.c (build_binary_op): Likewise.
12662 * c-common.h (decl_with_nonnull_addr_p): Declare.
12664 2007-01-05 Jakub Jelinek <jakub@redhat.com>
12667 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
12670 2007-01-05 Joel Brobecker <brobecker@adacore.com>
12672 * doc/install.texi (Final install): Document the fact that
12673 the GNAT runtime should not be stripped.
12675 2007-01-04 Jan Hubicka <jh@suse.cz>
12677 * tree-inline.c (fold_marked_statements): Update operand caches
12678 and EH after folding
12680 2007-01-04 Ian Lance Taylor <iant@google.com>
12682 * c-common.c (check_function_nonnull): Whitespace fix.
12684 2007-01-04 Jan Hubicka <jh@suse.cz>
12686 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
12687 comitted older version of patch.
12688 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
12689 function, celanup cfg and collect garbage.
12691 2007-01-04 Mike Stump <mrs@apple.com>
12693 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
12696 2007-01-04 Eric Christopher <echristo@apple.com>
12698 * libgcc2.c (__bswapsi2): Use SItype.
12699 (__bswapdi2): Use DItype.
12700 * libgcc2.h: Update for above.
12702 2007-01-04 Paul Brook <paul@codesourcery.com>
12704 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
12705 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
12706 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
12707 umulsidi3, umulsidi3adddi, smulsi3_highpart,
12708 umulsi3_highpart): Make conditional on !arm_arch6.
12709 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
12710 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
12711 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
12712 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
12713 umulsi3_highpart_v6): New insns.
12715 2007-01-04 Roger Sayle <roger@eyesopen.com>
12717 * fold-const.c (fold_convert): When casting an expression to void,
12718 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
12719 have a type. Instead of attempting to build a NOP_EXPR, return
12720 these "special" trees directly.
12722 2007-01-04 Joseph Myers <joseph@codesourcery.com>
12724 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
12725 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
12726 rs6000_cost->fp not 0 as adjustment for outer NEG.
12728 2007-01-04 Jan Hubicka <jh@suse.cz>
12730 * cgraph.c (cgraph_release_function_body): New function.
12731 (cgraph_remove_node): Use it.
12732 * cgraph.h (cgraph_release_function_body): Declare.
12733 * cgraphunit.c (cgraph_expand_function): Use it.
12734 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
12735 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
12736 is initialized and while compilation of other function is running.
12737 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
12738 statement CFG annotations from here to ...
12739 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
12741 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
12743 * cfgloop.h (enum li_flags): Make the constants powers of two.
12745 2007-01-04 Jan Hubicka <jh@suse.cz>
12747 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
12749 (fold_marked_statements): New function.
12750 (optimize_inline_calls, tree_function_versioning): Fold new statements.
12751 * tree-inline.h (copy_body_data): Add statements_to_fold.
12753 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
12755 * config.gcc: Mention libgcc/config.host.
12756 * Makefile.in: Update comments mentioning libgcc.
12757 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
12758 (all.cross, start.encap, rest.encap, rest.cross): Update
12759 dependencies for libgcc move.
12760 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
12761 (clean-target, clean-target-libgcc): Delete.
12762 (srcdirify, GCC_EXTRA_PARTS): New macros.
12763 (libgcc-support, libgcc.mvars): New rules.
12764 (distclean): Remove mention of mklibgcc.
12765 (install): Don't reference INSTALL_LIBGCC.
12766 (install-common): Don't reference EXTRA_PARTS.
12767 (install-libgcc, install-multilib): Delete rules.
12768 * mklibgcc.in: Delete file.
12769 * doc/configfiles.texi: Don't mention mklibgcc.
12771 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
12772 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
12773 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
12774 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
12775 (mklibgcc, ldblspecs): Likewise.
12777 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
12778 (posixpre.def): Use $(T).
12779 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
12780 (SHLIB_SRC, SHLIB_INSTALL): Delete.
12781 (SHLIB_LINK): Make dummy.
12782 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
12784 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
12786 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
12787 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
12788 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
12789 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
12791 * configure.ac (all_outputs): Remove mklibgcc.
12792 * configure: Regenerated.
12794 2007-01-03 Josh Conner <jconner@apple.com>
12796 PR middle-end/29683
12797 * calls.c (compute_argument_addresses): Set stack and stack_slot
12798 for partial args, too.
12799 (store_one_arg): Use locate.size.constant for the size when
12800 generating a save_area.
12802 2007-01-03 Robert Kennedy <jimbob@google.com>
12804 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
12805 whose definitions are deleted due to basic block merging.
12807 2007-01-03 Paul Brook <paul@codesourcery.com>
12810 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
12812 (use_return_insn): Return 0 for Thumb interrupt functions.
12813 (print_multi_reg): Add rfe argument for IRQ returns.
12814 (arm_output_epilogue): Pop interrupt return address directly into PC.
12815 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
12817 2007-01-03 Paul Brook <paul@codesourcery.com>
12819 Merge from sourcerygxx-4_1.
12820 * config/arm/thumb2.md: New file.
12821 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
12823 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
12824 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12825 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
12826 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
12828 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
12829 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
12831 * config/arm/ieee754-sf.S: Ditto.
12832 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
12833 (thumb1_base_register_rtx_p): ... to this.
12834 (thumb_index_register_rtx_p): Rename...
12835 (thumb1_index_register_rtx_p): ... to this.
12836 (thumb_output_function_prologue): Rename...
12837 (thumb1_output_function_prologue): ... to this.
12838 (thumb_legitimate_address_p): Rename...
12839 (thumb1_legitimate_address_p): ... to this.
12840 (thumb_rtx_costs): Rename...
12841 (thumb1_rtx_costs): ... to this.
12842 (thumb_compute_save_reg_mask): Rename...
12843 (thumb1_compute_save_reg_mask): ... to this.
12844 (thumb_final_prescan_insn): Rename...
12845 (thumb1_final_prescan_insn): ... to this.
12846 (thumb_expand_epilogue): Rename...
12847 (thumb1_expand_epilogue): ... to this.
12848 (arm_unwind_emit_stm): Rename...
12849 (arm_unwind_emit_sequence): ... to this.
12850 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
12851 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
12852 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
12853 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
12854 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
12855 thumb2_output_casesi): New functions.
12856 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
12857 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
12858 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
12859 THUMB2_WORK_REGS): Define.
12860 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
12861 arm_condexec_mask, arm_condexec_masklen)): New variables.
12862 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
12863 (arm_override_options): Check new CPU capabilities.
12864 Set new architecture flag variables.
12865 (arm_isr_value): Handle v7m interrupt functions.
12866 (user_return_insn): Return 0 for v7m interrupt functions. Handle
12868 (const_ok_for_arm): Handle Thumb-2 constants.
12869 (arm_gen_constant): Ditto. Use movw when available.
12870 (arm_function_ok_for_sibcall): Return false for v7m interrupt
12872 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
12873 (thumb_find_work_register, arm_load_pic_register,
12874 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
12875 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
12876 print_multi_reg, output_mov_long_double_fpa_from_arm,
12877 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
12878 output_mov_double_fpa_from_arm, output_move_double,
12879 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
12880 output_return_instruction, arm_output_function_prologue,
12881 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
12882 arm_output_mi_thunk, thumb_set_return_address): Ditto.
12883 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
12884 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
12885 (arithmetic_instr, shift_op): Use arm_shift_nmem.
12886 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
12888 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
12889 (thumb_expand_prologue): Use thumb_set_frame_pointer.
12890 (arm_file_start): Output directive for unified syntax.
12891 (arm_unwind_emit_set): Handle stack alignment instruction.
12892 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
12893 Add v6t2, v7, v7a, v7r and v7m.
12894 (RETLDM): Add Thumb-2 code.
12895 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
12896 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
12897 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
12898 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
12899 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
12900 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
12901 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
12902 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
12903 ADJUST_INSN_LENGTH): Define.
12904 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
12905 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
12906 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
12907 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
12908 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
12909 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
12910 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
12911 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
12912 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
12913 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
12914 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
12915 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
12916 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
12917 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
12918 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
12919 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
12920 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
12922 * config/arm/arm-tune.md: Regenerate.
12923 * config/arm/arm-protos.h: Update prototypes.
12924 * config/arm/vfp.md: Enable patterns for Thumb-2.
12925 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
12926 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
12927 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
12928 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
12929 * config/arm/libunwind.S: Add Thumb-2 code.
12930 * config/arm/constraints.md: Update include Thumb-2.
12931 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
12932 * config/arm/ieee754-df.S: Ditto.
12933 * config/arm/bpabi.S: Ditto.
12934 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
12935 * config/arm/predicates.md (low_register_operand,
12936 low_reg_or_int_operand, thumb_16bit_operator): New.
12937 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
12938 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
12939 * config/arm/t-arm-elf: Add armv7 multilib.
12940 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
12942 (UNSPEC_STACK_ALIGN, ce_count): New.
12943 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
12944 arm_zero_extendsidi2, arm_zero_extendqidi2): New
12946 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
12947 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
12948 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
12949 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
12950 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
12951 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
12953 * doc/extend.texi: Document ARMv7-M interrupt functions.
12954 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
12956 2007-01-03 Jakub Jelinek <jakub@redhat.com>
12958 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
12959 (struct _Unwind_Context): Rename args_size to flags, remove
12960 signal_frame field, add a new args_size field and version field.
12961 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
12962 _Unwind_IsExtendedContext): New inline functions.
12963 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
12964 Assume by_value array is only present if _Unwind_IsExtendedContext.
12965 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
12966 _Unwind_IsSignalFrame.
12967 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
12968 (uw_update_context_1): Use _Unwind_SetSignalFrame.
12969 (uw_init_context_1): Initialize context->flags to
12970 EXTENDED_CONTEXT_BIT.
12971 * config/rs6000/linux-unwind.h (frob_update_context): Use
12972 _Unwind_SetSignalFrame.
12974 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
12976 PR middle-end/30353
12977 * gimplify.c (gimplify_modify_expr_complex_part): Move below
12978 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
12981 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
12983 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
12984 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
12985 RET, AT_SP): Remove.
12986 * config/i386/i386.md (*sse_prologue_save_insn): Use return
12989 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
12990 * cfgbuild.c (find_basic_blocks): Likewise.
12991 * cfgrtl.c (rtl_create_basic_block): Likewise.
12992 * function.c (temp_slots_at_level): Likewise.
12993 * reg-stack.c (stack_regs_mentioned): Likewise.
12994 * regclass.c (allocate_reg_info): Likewise.
12995 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
12996 set_bb_for_stmt, move_block_to_fn): Likewise.
12997 * tree-complex.c (tree_lower_complex): Likewise.
12998 * vec.h (VEC_safe_grow_cleared): New.
13000 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
13002 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
13004 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
13005 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
13007 * cfgloopmanip.c (scale_loop_frequencies): Export.
13008 (loopify): Scale the frequencies by prescribed coefficients.
13009 (set_zero_probability): New function.
13010 (duplicate_loop_to_header_edge): Improve updating of frequencies.
13011 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
13012 and frequencies according to arguments.
13013 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
13015 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
13016 * modulo-sched.c (sms_schedule): Set probabilities for entering
13017 versioned loop correctly.
13018 * tree-vect-transform.c (vect_transform_loop): Ditto.
13019 * cfgloop.h (loopify, loop_version): Declaration changed.
13020 (scale_loop_frequencies): Declared.
13022 2007-01-02 Jan Hubicka <jh@suse.cz>
13024 * cgraph.c: Include tree-flow.h
13025 (cgraph_add_new-function): Handle IPA_SSA mode; execute
13026 early_local_passes.
13027 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
13028 * tree-pass.h (pass_all_early_optimizations): Declare.
13029 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
13030 early_local_passes.
13031 (cgraph_analyze_function): Do early_local_passes.
13032 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
13033 Do not add referenced vars.
13034 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
13036 (gate_all_early_local_passes): New gate.
13037 (pass_early_local_passes): Use new gate.
13038 (execute_early_local_optimizations): New functions.
13039 (gate_all_early_optimizations): New gate.
13040 (pass_all_early_optimizations): New pass.
13041 (execute_free_datastructures): Free SSA only when initialized.
13042 (gate_init_datastructures): Init only when optimizing.
13043 (tree_lowering_passes): Do early local passes when called late.
13044 * tree-profile.c (do_tree_profiling): Don't profile functions added
13046 (do_early_tree_profiling, pass_early_tree_profile): Kill.
13047 * tree-cfg.c (update_modified_stmts): Do not update when operands are
13049 * passes.c (init_optimizations_passes): Reorder so we go into SSA
13050 during early_local_passes.
13051 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
13054 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
13056 * Makefile.in: Update copyright year.
13058 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
13060 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
13061 in $(lang_checks) and check-consistency targets.
13063 2007-01-02 Jan Hubicka <jh@suse.cz>
13065 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
13066 Do not add referenced vars.
13067 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
13069 * passes.c (init_optimization_passes): Put mudflap_2 after
13070 free_datastructures.
13072 2007-01-02 Jan Hubicka <jh@suse.cz>
13074 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
13075 Set NOTHROW flag on call statements proved to be nothrow.
13076 Update statement of local calls so new pure/const functions are
13077 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
13079 (tree_rest_of_compilation): Register hooks and initialize bitmap
13080 early. Do not set after_inlining flag.
13082 2007-01-02 Steve Ellcey <sje@cup.hp.com>
13084 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
13085 HOST_BITS_PER_LONGLONG
13087 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13090 * c-typeck.c (store_init_value): Don't emit pedantic overflow
13091 warning for non-static initializers.
13093 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
13095 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
13096 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
13097 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
13098 Always use set_unique_reg_note to add REG_EQUAL notes.
13100 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13103 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13105 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
13106 * cfgbuild.c (find_basic_blocks): Likewise.
13107 * cfgrtl.c (rtl_create_basic_block): Likewise.
13108 * function.c (temp_slots_at_level): Likewise.
13109 * reg-stack.c (stack_regs_mentioned): Likewise.
13110 * regclass.c (allocate_reg_info): Likewise.
13111 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
13112 set_bb_for_stmt, move_block_to_fn): Likewise.
13113 * tree-complex.c (tree_lower_complex): Likewise.
13114 * vec.h (VEC_safe_grow_cleared): New.
13116 2007-01-02 Ian Lance Taylor <iant@google.com>
13118 * c-common.c (c_common_truthvalue_conversion): When warning about
13119 using an assignment as a truth value, set TREE_NO_WARNING.
13121 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13124 * c.opt (Wold-style-declaration): New.
13125 * doc/invoke.texi (C-only Warning Options): New.
13126 (Wold-style-declaration): Document it.
13127 (Wextra): Enabled by -Wextra.
13128 * c-opts.c (c_common_post_options): Enabled by -Wextra.
13129 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
13130 -Wold-style-declaration.
13132 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13134 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
13135 * cfgbuild.c (find_basic_blocks): Likewise.
13136 * cfgrtl.c (rtl_create_basic_block): Likewise.
13137 * function.c (temp_slots_at_level): Likewise.
13138 * reg-stack.c (stack_regs_mentioned): Likewise.
13139 * regclass.c (allocate_reg_info): Likewise.
13140 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
13141 set_bb_for_stmt, move_block_to_fn): Likewise.
13142 * tree-complex.c (tree_lower_complex): Likewise.
13143 * vec.h (VEC_safe_grow_cleared): New.
13145 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
13147 * c-common.c (c_common_nodes_and_builtins): Since variants of
13148 void_type_node get built before it is given a name, we need to
13149 give those variants the name, too.
13150 (complete_array_type): We need to work with the canonical main
13151 type of the array, from which we will build the qualified version.
13152 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
13153 * print-tree.c (print_node): Display canonical type information
13155 * stor-layout.c (layout_type): When we don't know the
13156 alignment of a type for which we're building an array, we end up
13157 guessing wrong, so make the type require structural equality.
13158 * tree.c (make_node_stat): When we build a new type, it is its
13159 own canonical type.
13160 (build_type_attribute_qual_variant): When building an attribute
13161 variant, its canonical type is the non-attribute variant. However,
13162 if the attributes are target-dependent and they differ, we need to
13163 use structural equality checks for this type.
13164 (build_qualified_type): A qualified type is not equivalent to its
13165 unqualified variant; set the canonical type appropriately.
13166 (build_distinct_type_copy): When building a distinct type from
13167 another type, the new type is its own canonical type.
13168 (build_variant_type_copy): When building a new type variant, we
13169 assume that it is equivalent to the original type.
13170 (build_pointer_type_for_mode): When building a pointer type, also
13171 build a canonical type pointer.
13172 (build_reference_type_for_mode): When building a reference type,
13173 also build a canonical type reference.
13174 (build_index_type): When we can't hash an index type (e.g.,
13175 because its maximum value is negative), the index type requires
13176 structural equality tests.
13177 (build_array_type): Build the canonical form of an array type.
13178 (build_function_type): Function types require structural equality,
13179 because they contain default arguments, attributes, etc.
13180 (build_method_type_directly): Ditto for method types.
13181 (build_offset_type): Build the canonical offset type.
13182 (build_complex_type): Build the canonical vector type.
13183 (make_vector_type): Build the canonical vector type.
13184 * tree.h (TYPE_CANONICAL): New.
13185 (TYPE_STRUCTURAL_EQUALITY_P): New.
13186 (SET_TYPE_STRUCTURAL_EQUALITY): New.
13187 (struct tree_type): Added "canonical" field.
13188 * params.h (VERIFY_CANONICAL_TYPES): New.
13189 * doc/c-tree.texi (TYPE_CANONICAL): Document.
13190 (TYPE_STRUCTURAL_EQUALITY_P): Document.
13191 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
13192 * doc/invoke.texi (verify-canonical-types): Document --param
13193 parameter for verifying canonical types.
13195 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13197 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
13198 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
13199 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
13200 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
13202 * config/rs6000/e500.h: New.
13203 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
13204 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
13206 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
13207 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
13208 TARGET_E500_DOUBLE): Remove.
13209 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
13210 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
13211 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
13212 * config/rs6000/rs6000.c (rs6000_override_options): Use
13213 CHECK_E500_OPTIONS.
13215 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13217 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
13218 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
13219 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
13220 rs6000_emit_cmove): Don't check TARGET_E500.
13221 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
13222 sordered): Don't check TARGET_E500.
13224 2007-01-01 Eric Christopher <echristo@apple.com>
13226 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
13227 HARD_REGISTER_NUM_P.
13229 2007-01-01 Roger Sayle <roger@eyesopen.com>
13231 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
13232 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
13233 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
13236 2007-01-01 Mike Stump <mrs@apple.com>
13238 * configure.ac: Remove support for building with Apple's gcc-3.1.
13240 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13242 PR middle-end/30311
13243 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
13244 REG is a hard register. Do not modify REG before calling
13246 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
13247 multiple of the size of YMODE for certain lowpart cases.
13249 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13251 PR middle-end/30253
13252 * gimplify (voidify_wrapper_expr): Update for
13253 GIMPLE_MODIFY_STMT.
13255 2007-01-01 Andreas Schwab <schwab@suse.de>
13258 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
13259 save of BR0 in extra_spill_size instead of spill_size.
13260 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
13262 (ia64_expand_epilogue): Restore BR0 from its new location.
13264 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13266 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
13267 Use a temporary variable if the left hand side is not a gimple
13270 2007-01-01 Andrew Pinski <pinskia@gmail.com>
13272 * gimplify.c (gimplify_return_expr): Make the temporary variable
13273 for the return expression, a gimple register variable.
13275 2007-01-01 Jan Hubicka <jh@suse.cz>
13277 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
13280 2007-01-01 Mike Stump <mrs@apple.com>
13282 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
13284 * config/darwin.c (machopic_select_rtx_section): Use
13285 HAVE_GAS_LITERAL16.
13286 (darwin_mergeable_constant_section): Likewise.
13287 * configure: Regenerate.
13288 * config.in: Regenerate.
13290 2007-01-01 Jan Hubicka <jh@suse.cz>
13291 Andrew Pinski <pinskia@gmail.com>
13293 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
13294 before starting IPA passes.