1 2008-07-08 Anatoly Sokolov <aesok@post.ru>
4 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
5 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
6 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
8 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
10 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
12 2008-06-07 Joseph Myers <joseph@codesourcery.com>
14 * config.gcc (Obsolete configurations): Remove list of
16 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
17 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
18 targets matched by those patterns.
19 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
20 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
21 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
22 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
23 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
24 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
25 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
26 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
27 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
28 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
29 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
30 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
31 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
32 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
33 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
34 Make code for Solaris 7 and greater unconditional for Solaris.
35 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
36 Remove --with-* handling.
37 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
38 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
39 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
40 LINK_OS_WINDISS_SPEC): Remove.
41 * config/rs6000/sysv4.opt (mwindiss): Remove.
42 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
43 * configure: Regenerate.
44 * doc/cpp.texi: Don't mention BeOS.
45 * doc/extend.texi (interrupt): Don't mention MS1.
46 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
47 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
48 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
49 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
50 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
52 * doc/invoke.texi (MT Options): Remove.
54 (CRIS Options): Remove cris-axis-aout references.
55 (HPPA Options): Don't mention hppa1.1-*-pro.
56 * doc/md.texi: (MorphoTech family): Remove.
57 * libgcc2.c: Don't handle UWIN.
58 * config/alpha/t-unicosmk: Remove.
59 * config/alpha/unicosmk.h: Remove.
60 * config/arm/kaos-arm.h: Remove.
61 * config/arm/kaos-strongarm.h: Remove.
62 * config/arm/strongarm-coff.h: Remove.
63 * config/arm/strongarm-elf.h: Remove.
64 * config/arm/strongarm-pe.h: Remove.
65 * config/arm/t-strongarm-pe: Remove.
66 * config/arm/t-xscale-coff: Remove.
67 * config/arm/t-xscale-elf: Remove.
68 * config/arm/xscale-coff.h: Remove.
69 * config/arm/xscale-elf.h: Remove.
70 * config/chorus.h: Remove.
71 * config/cris/aout.h: Remove.
72 * config/cris/aout.opt: Remove.
73 * config/cris/t-aout: Remove.
74 * config/i386/beos-elf.h: Remove.
75 * config/i386/kaos-i386.h: Remove.
76 * config/i386/ptx4-i.h: Remove.
77 * config/i386/sco5.h: Remove.
78 * config/i386/sco5.opt: Remove.
79 * config/i386/sysv4-cpp.h: Remove.
80 * config/i386/sysv5.h: Remove.
81 * config/i386/t-beos: Remove.
82 * config/i386/t-sco5: Remove.
83 * config/i386/t-uwin: Remove.
84 * config/i386/uwin.asm: Remove.
85 * config/i386/uwin.h: Remove.
86 * config/kaos.h: Remove.
87 * config/mips/windiss.h: Remove.
88 * config/mt: Remove directory.
89 * config/pa/pa-osf.h: Remove.
90 * config/pa/pa-pro-end.h: Remove.
91 * config/pa/t-pro: Remove.
92 * config/ptx4.h: Remove.
93 * config/rs6000/beos.h: Remove.
94 * config/rs6000/kaos-ppc.h: Remove.
95 * config/rs6000/t-beos: Remove.
96 * config/rs6000/windiss.h: Remove.
97 * config/sh/kaos-sh.h: Remove.
98 * config/sol2-6.h: Remove.
99 * config/sparc/sol26-sld.h: Remove.
100 * config/sparc/sysv4-only.h: Remove.
101 * config/vax/bsd.h: Remove.
102 * config/vax/t-memfuncs: Remove.
103 * config/vax/ultrix.h: Remove.
104 * config/vax/vaxv.h: Remove.
105 * config/windiss.h: Remove.
107 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
109 PR rtl-optimization/36438
110 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
111 for vector shifts with constant scalar shift operands.
113 2008-06-06 Sandip Matte <sandip@rmicorp.com>
115 * doc/invoke.texi: Document -march=xlr.
116 * config/mips/xlr.md: New file.
117 * config/mips/mips.md: Include it.
119 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
120 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
121 (mips_rtx_cost_data): Likewise.
123 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
125 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
126 PRE_INC and PRE_DEC cases.
128 2008-06-06 Jakub Jelinek <jakub@redhat.com>
130 PR rtl-optimization/36419
131 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
132 the emitting jump insn.
135 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
136 is not bool, boolify the whole *expr_p and convert to the desired type.
138 2008-06-06 Jakub Jelinek <jakub@redhat.com>
140 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
141 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
142 Add omp_private_outer_ref hook, add another argument to
143 omp_clause_default_ctor hook.
144 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
145 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
146 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
147 hook_tree_tree_tree_tree_null.
148 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
149 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
150 * hooks.c (hook_tree_tree_tree_tree_null): New function.
151 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
152 * tree.def (OMP_TASK): New tree code.
153 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
154 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
155 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
156 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
157 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
158 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
159 OMP_CLAUSE_COLLAPSE_EXPR): Define.
160 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
161 (OMP_DIRECTIVE_P): Add OMP_TASK.
162 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
163 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
164 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
165 and OMP_CLAUSE_UNTIED entries.
166 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
168 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
169 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
170 * tree-pretty-print.c (dump_omp_clause): Handle
171 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
172 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
173 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
174 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
175 warning about unsigned iterators. Change decl/init/cond/incr
176 arguments to TREE_VECs, check arguments for all collapsed loops.
177 (c_finish_omp_taskwait): New function.
178 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
180 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
181 default_function_array_conversion on init. Add par_clauses argument.
182 If decl is present in parallel's lastprivate clause, change it to
183 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
184 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
185 collapse count in clauses.
186 (c_parser_omp_for, c_parser_omp_parallel): Adjust
187 c_parser_omp_for_loop callers.
188 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
189 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
190 (c_parser_omp_clause_name): Handle collapse and untied clauses.
191 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
193 (c_parser_omp_clause_schedule): Handle schedule(auto).
194 Include correct location in the error message.
195 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
196 and PRAGMA_OMP_CLAUSE_UNTIED.
197 (OMP_TASK_CLAUSE_MASK): Define.
198 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
199 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
200 * tree-nested.c (convert_nonlocal_omp_clauses,
201 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
202 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
203 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
204 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
206 (conver_nonlocal_reference, convert_local_reference,
207 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
208 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
209 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
210 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
211 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
212 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
213 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
214 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
215 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
217 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
218 * c-common.h (c_finish_omp_taskwait): New prototype.
219 * gimple-low.c (lower_stmt): Handle OMP_TASK.
220 * tree-parloops.c (create_parallel_loop): Create 1 entry
221 vectors for OMP_FOR_{INIT,COND,INCR}.
222 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
223 (make_edges): Handle OMP_TASK.
224 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
225 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
226 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
227 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
228 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
229 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
230 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
231 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
232 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
233 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
234 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
235 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
236 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
237 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
238 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
239 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
240 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
241 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
242 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
243 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
244 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
245 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
246 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
247 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
248 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
249 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
250 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
251 original iterator is present in lastprivate clause or if
252 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
253 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
254 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
255 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
256 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
257 if it is set, lookup var in outer contexts too. Handle
258 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
259 to be implicitly determined firstprivate for task regions.
260 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
261 if it is set, lookup var in outer contexts too. Set
262 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
263 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
264 OMP_CLAUSE_UNTIED. Take region_type as last argument
265 instead of in_parallel and in_combined_parallel.
266 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
268 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
269 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
270 (new_omp_context): Set default_kind to
271 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
272 (omp_region_type): New enum.
273 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
274 fields, add region_type.
275 (new_omp_context): Take region_type as argument instead of is_parallel
276 and is_combined_parallel.
277 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
278 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
279 ctx->is_combined_parallel checks.
280 (gimplify_omp_task): New function.
281 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
283 * omp-low.c (extract_omp_for_data): Use schedule(static)
284 for schedule(auto). Handle pointer and unsigned iterators.
285 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
286 Add loops argument. Extract data for collapsed OMP_FOR loops.
287 (expand_parallel_call): Assert sched_kind isn't auto,
288 map runtime schedule to index 3.
289 (struct omp_for_data_loop): New type.
290 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
291 Add loop, loops, collapse and iter_type fields.
292 (workshare_safe_to_combine_p): Disallow combined for if
293 iter_type is unsigned long long. Don't combine collapse > 1 loops
294 unless all bounds and steps are constant. Adjust extract_omp_for_data
296 (expand_omp_for_generic): Handle pointer, unsigned and long long
297 iterators. Handle collapsed OMP_FOR loops. Adjust
298 for struct omp_for_data changes. If libgomp function doesn't return
299 boolean_type_node, add comparison of the return value with 0.
300 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
301 pointer, unsigned and long long iterators. Adjust for struct
302 omp_for_data changes.
303 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
304 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
305 unsigned long long. Allocate loops array, pass it to
306 extract_omp_for_data. For collapse > 1 loops use always
307 expand_omp_for_generic.
308 (omp_context): Add sfield_map and srecord_type fields.
309 (is_task_ctx, lookup_sfield): New functions.
310 (use_pointer_for_field): Use is_task_ctx helper. Change first
311 argument's type from const_tree to tree. Clarify comment.
312 In OMP_TASK disallow copy-in/out sharing.
313 (build_sender_ref): Call lookup_sfield instead of lookup_field.
314 (install_var_field): Add mask argument. Populate both record_type
315 and srecord_type if needed.
316 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
318 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
319 and DECL_FIELD_OFFSET.
320 (scan_sharing_clauses): Adjust install_var_field callers. For
321 firstprivate clauses on explicit tasks allocate the var by value in
322 record_type unconditionally, rather than by reference.
323 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
324 Use is_taskreg_ctx instead of is_parallel_ctx.
325 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
326 (create_omp_child_function_name): Add task_copy argument, use
327 *_omp_cpyfn* names if it is true.
328 (create_omp_child_function): Add task_copy argument, if true create
329 *_omp_cpyfn* helper function.
330 (scan_omp_parallel): Adjust create_omp_child_function callers.
331 Rename parallel_nesting_level to taskreg_nesting_level.
332 (scan_omp_task): New function.
333 (lower_rec_input_clauses): Don't run constructors for firstprivate
334 explicit task vars which are initialized by *_omp_cpyfn*.
335 Pass outer var ref to omp_clause_default_ctor hook if
336 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
337 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
338 OMP_CLAUSE_REDUCTION_INIT.
339 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
340 avoid duplicate setting of fields. Handle
341 OMP_CLAUSE_PRIVATE_OUTER_REF.
342 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
343 copy-out if TREE_READONLY, only copy-in.
344 (expand_task_copyfn): New function.
345 (expand_task_call): New function.
346 (struct omp_taskcopy_context): New type.
347 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
349 (lower_omp_parallel): Rename to...
350 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
351 Call create_task_copyfn if srecord_type is needed. Adjust
353 (task_shared_vars): New variable.
354 (check_omp_nesting_restrictions): Warn if work-sharing,
355 barrier, master or ordered region is closely nested inside OMP_TASK.
356 Add warnings for barrier if closely nested inside of work-sharing,
357 ordered, or master region.
358 (scan_omp_1): Call check_omp_nesting_restrictions even for
359 GOMP_barrier calls. Rename parallel_nesting_level to
360 taskreg_nesting_level. Handle OMP_TASK.
361 (lower_lastprivate_clauses): Even if some lastprivate is found on a
362 work-sharing construct, continue looking for them on parent parallel
364 (lower_omp_for_lastprivate): Add lastprivate clauses
365 to the beginning of dlist rather than end. Adjust for struct
366 omp_for_data changes.
367 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
368 not after it. Handle collapsed OMP_FOR loops, adjust for
369 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
370 (get_ws_args_for): Adjust extract_omp_for_data caller.
371 (scan_omp_for): Handle collapsed OMP_FOR
372 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
373 (lower_omp_single_simple): If libgomp function doesn't return
374 boolean_type_node, add comparison of the return value with 0.
375 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
376 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
377 (parallel_nesting_level): Rename to...
378 (taskreg_nesting_level): ... this.
379 (is_taskreg_ctx): New function.
380 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
382 (execute_lower_omp): Rename parallel_nesting_level to
383 taskreg_nesting_level.
384 (expand_omp_parallel): Rename to...
385 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
386 Call omp_task_call for OMP_TASK regions.
387 (expand_omp): Adjust caller, handle OMP_TASK.
388 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
390 * bitmap.c (bitmap_default_obstack_depth): New variable.
391 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
392 if argument is NULL and bitmap_default_obstack is already initialized.
393 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
395 * matrix-reorg.c (matrix_reorg): Likewise.
397 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
399 * config/i386/i386.md (*indirect_jump): Macroize using P
400 mode iterator. Remove !TARGET_64BIT from insn constraints.
401 (*tablejump_1): Ditto.
402 (*indirect_jump_rex64): Remove insn pattern.
403 (*tablejump_1_rex64): Ditto.
404 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
405 and eh_return_si insn patterns.
407 2008-06-06 Richard Guenther <rguenther@suse.de>
409 * tree-ssa-structalias.c (merge_smts_into): Remove.
410 (find_what_p_points_to): Do not bother to compute the
411 points-to set for pt_anything pointers.
412 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
413 for pt_anything pointers is ok.
415 2008-06-06 Jan Hubicka <jh@suse.cz>
417 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
419 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
421 * cgraph.c: Fix typos in comments.
422 (cgraph_availability_names): Fix string typo.
423 * fold-const.c: Fix typos in comments.
424 (fold_binary): Fix typo in warning.
425 * genautomata.c: Fix typos in comments.
426 (check_presence_pattern_sets): Fix typo in local variable.
427 (output_description): Fix typo in output.
428 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
430 * matrix-reorg.c (check_allocation_function): Likewise.
431 * omega.c (smooth_weird_equations): Likewise.
432 * auto-inc-dec.c: Fix typos in comments.
433 * bb-reorder.c: Likewise.
434 * builtins.c: Likewise.
435 * c-common.c: Likewise.
436 * c-cppbuiltin.c: Likewise.
437 * c-parser.c: Likewise.
438 * c-pretty-print.c: Likewise.
439 * cfgcleanup.c: Likewise.
440 * cfgexpand.c: Likewise.
441 * cfghooks.c: Likewise.
442 * cfglayout.c: Likewise.
443 * cfgloopmanip.c: Likewise.
444 * cgraphunit.c: Likewise.
445 * coverage.c: Likewise.
446 * dbxout.c: Likewise.
447 * df-byte-scan.c: Likewise.
448 * df-core.c: Likewise.
449 * df-problems.c: Likewise.
450 * df-scan.c: Likewise.
452 * dominance.c: Likewise.
453 * domwalk.c: Likewise.
455 * dwarf2out.c: Likewise.
456 * emit-rtl.c: Likewise.
457 * et-forest.c: Likewise.
458 * function.c: Likewise.
459 * function.h: Likewise.
461 * gcov-io.c: Likewise.
464 * genattrtab.c: Likewise.
465 * ggc-page.c: Likewise.
466 * gimplify.c: Likewise.
467 * gthr-lynx.h: Likewise.
468 * haifa-sched.c: Likewise.
469 * ipa-cp.c: Likewise.
470 * ipa-inline.c: Likewise.
471 * ipa-prop.h: Likewise.
472 * ipa-pure-const.c: Likewise.
473 * ipa-struct-reorg.c: Likewise.
474 * ipa-struct-reorg.h: Likewise.
475 * ipa-type-escape.c: Likewise.
477 * loop-doloop.c: Likewise.
478 * mips-tfile.c: Likewise.
479 * mkmap-flat.awk: Likewise.
480 * mkmap-symver.awk: Likewise.
481 * modulo-sched.c: Likewise.
482 * omp-low.c: Likewise.
483 * optabs.c: Likewise.
484 * optabs.h: Likewise.
486 * passes.c: Likewise.
487 * postreload-gcse.c: Likewise.
488 * postreload.c: Likewise.
489 * predict.c: Likewise.
490 * pretty-print.h: Likewise.
491 * profile.c: Likewise.
492 * protoize.c: Likewise.
493 * ra-conflict.c: Likewise.
496 * regclass.c: Likewise.
498 * reload.c: Likewise.
499 * rtl-error.c: Likewise.
500 * rtlanal.c: Likewise.
502 * sched-rgn.c: Likewise.
505 * target.h: Likewise.
506 * tree-dfa.c: Likewise.
507 * tree-eh.c: Likewise.
508 * tree-flow-inline.h: Likewise.
509 * tree-inline.c: Likewise.
510 * tree-into-ssa.c: Likewise.
511 * tree-loop-distribution.c: Likewise.
512 * tree-nested.c: Likewise.
513 * tree-parloops.c: Likewise.
514 * tree-pass.h: Likewise.
515 * tree-pretty-print.c: Likewise.
516 * tree-profile.c: Likewise.
517 * tree-scalar-evolution.c: Likewise.
518 * tree-sra.c: Likewise.
519 * tree-ssa-alias-warnings.c: Likewise.
520 * tree-ssa-ccp.c: Likewise.
521 * tree-ssa-coalesce.c: Likewise.
522 * tree-ssa-dom.c: Likewise.
523 * tree-ssa-dse.c: Likewise.
524 * tree-ssa-forwprop.c: Likewise.
525 * tree-ssa-live.c: Likewise.
526 * tree-ssa-live.h: Likewise.
527 * tree-ssa-loop-im.c: Likewise.
528 * tree-ssa-loop-ivopts.c: Likewise.
529 * tree-ssa-loop-niter.c: Likewise.
530 * tree-ssa-loop-prefetch.c: Likewise.
531 * tree-ssa-phiopt.c: Likewise.
532 * tree-ssa-phiprop.c: Likewise.
533 * tree-ssa-sccvn.c: Likewise.
534 * tree-ssa-ter.c: Likewise.
535 * tree-ssa-threadupdate.c: Likewise.
536 * tree-ssa.c: Likewise.
537 * tree-vect-analyze.c: Likewise.
538 * tree-vect-transform.c: Likewise.
539 * tree-vectorizer.c: Likewise.
540 * tree-vn.c: Likewise.
541 * tree-vrp.c: Likewise.
543 * tree.def: Likewise.
545 * unwind-dw2-fde.c: Likewise.
546 * unwind.inc: Likewise.
547 * value-prof.c: Likewise.
548 * vmsdbgout.c: Likewise.
550 2008-06-05 David Edelsohn <edelsohn@gnu.org>
552 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
553 always place FP constants in the TOC for TARGET_POWERPC64.
554 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
556 2008-06-05 Joseph Myers <joseph@codesourcery.com>
558 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
559 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
560 enable for TARGET_E500_DOUBLE.
561 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
562 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
563 floating-point modes like integer modes for E500 double.
564 (rs6000_legitimate_offset_address_p): Likewise.
565 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
566 addressing for DDmode for E500 double.
567 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
568 modes as using 64-bits of registers for E500 double.
569 (spe_build_register_parallel): Do not handle DDmode or TDmode.
570 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
571 specially for E500 double.
572 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
573 TDmode for E500 double.
574 (rs6000_gimplify_va_arg): Only handle SDmode in registers
575 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
576 (rs6000_split_multireg_move): Do not handle TDmode specially for
578 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
579 using 64-bit registers for E500 double.
580 (emit_frame_save): Do not handle DDmode specially for E500 double.
581 (gen_frame_mem_offset): Likewise.
582 (rs6000_function_value): Do not call spe_build_register_parallel
583 for DDmode or TDmode.
584 (rs6000_libcall_value): Likewise.
585 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
586 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
589 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
591 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
594 2008-06-04 Junjie Gu <jgu@tensilica.com>
596 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
597 comparison for frame pointers.
599 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
602 * config/avr/avr.h (PUSH_ROUNDING): Remove.
604 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
607 * builtins.c (expand_builtin_signbit): Don't take lowpart when
608 register is already smaller or equal to required mode.
610 2008-06-04 Xinliang David Li <davidxl@google.com>
612 * tree-call-cdce.c: New file.
613 (cond_dead_built_in_calls): New static variable.
614 (input_domain): New struct.
615 (check_pow): New function.
616 (check_builtin_call): Ditto.
617 (check_target_format): Ditto.
618 (is_call_dce_candidate): Ditto.
619 (gen_one_condition): Ditto.
620 (gen_conditions_for_domain): Ditto.
622 (gen_conditions_for_pow_cst_base): Ditto.
623 (gen_conditions_for_pow_int_base): Ditto.
624 (gen_conditions_for_pow): Ditto.
625 (get_no_error_domain): Ditto.
626 (gen_shrink_wrap_conditions): Ditto.
627 (shrink_wrap_one_built_in_call): Ditto.
628 (shink_wrap_conditional_dead_built_in_calls): Ditto.
629 (tree_call_cdce): Ditto.
630 (gate_call_cdce): Ditto.
631 (pass_call_cdce): New gimple pass.
632 * passes.c: (init_optimization_passes): New pass.
633 * tree-pass.h: New pass declaration.
634 * opts.c (decode_options): New flag setting.
635 * common.opt: Add -ftree-builtin-call-dce flag.
636 * Makefile.in: Add new source file.
637 * tempvar.def: New tv_id.
638 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
640 2008-06-04 Richard Guenther <rguenther@suse.de>
642 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
643 (is_call_clobbered): Always check var_ann->call_clobbered.
644 (mark_call_clobbered): Always set var_ann->call_clobbered.
645 (clear_call_clobbered): Always clear var_ann->call_clobbered.
646 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
647 (reset_alias_info): Clear call clobbering info on MTAGs and
649 (set_pt_anything): Set pt_global_mem.
650 (create_tag_raw): Adjust comment.
651 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
653 2008-06-04 Joseph Myers <joseph@codesourcery.com>
654 Maxim Kuvyrkov <maxim@codesourcery.com>
656 * config/m68k/m68k.opt (mxgot): New option.
657 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
658 (m68k_output_addr_const_extra): New.
659 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
660 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
661 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
662 * doc/invoke.texi (M680x0 Options): Document -mxgot.
664 2008-06-04 Richard Guenther <rguenther@suse.de>
666 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
667 negative or non-representable offsets.
669 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
671 * config/i386/i386.c (ix86_gen_leave): New.
672 (ix86_gen_pop1): Likewise.
673 (ix86_gen_add3): Likewise.
674 (ix86_gen_sub3): Likewise.
675 (ix86_gen_sub3_carry): Likewise.
676 (ix86_gen_one_cmpl2): Likewise.
677 (ix86_gen_monitor): Likewise.
678 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
679 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
680 ix86_gen_one_cmpl2 and ix86_gen_monitor.
681 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
682 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
683 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
684 (ix86_expand_epilogue): Updated.
685 (print_operand): Handle integer register operand for 'z'.
686 (ix86_expand_strlensi_unroll_1): Likewise.
687 (ix86_expand_strlen): Likewise.
688 (ix86_expand_builtin): Likewise.
689 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
690 mov{q}/mov{l} and add{q}/add{l}.
692 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
694 * config/i386/i386.md (P): New mode iterator.
695 (SFmode push_operand splitter): Macroize DImode and SImode pushes
696 using P mode iterator.
697 (DFmode push_operand splitter): Ditto.
698 (XFmode push_operand splitter): Ditto.
699 (DFmode float_extend SFmode push_operand splitter): Ditto.
700 (XFmode float_extend SFmode push_operand splitter): Do not generate
701 SImode pushes for 64bit target. Macroize Dimode and SImode
702 pushes using P mode iterator.
703 (XFmode float_extend DFmode push_operand splitter): Ditto.
705 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
707 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
708 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
709 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
711 (ix86_call_abi_override): Remove check for call_used_regs.
713 2008-06-03 Richard Guenther <rguenther@suse.de>
715 * tree-ssa-structalias.c (find_func_aliases): Add constraints
716 for the lhs of calls if the return type contains pointers.
718 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
720 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
721 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
722 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
723 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
724 of cfun and DEFAULT_ABI to deceide abi mode.
726 (REG_PARM_STACK_SPACE): Removed.
727 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
728 (STACK_BOUNDARY): Use default target to deceide stack boundary.
729 * config/i386/i386-protos.h (ix86_cfun_abi): New.
730 (ix86_function_abi): Likewise.
731 (ix86_function_type_abi): Likewise.
732 (ix86_call_abi_override): Likewise.
733 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
734 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
735 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
736 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
738 (X86_64_REGPARM_MAX): New.
739 (X86_64_SSE_REGPARM_MAX): New.
740 (X64_REGPARM_MAX): New.
741 (X64_SSE_REGPARM_MAX): New.
742 (X86_32_REGPARM_MAX): New.
743 (X86_32_SSE_REGPARM_MAX): New.
744 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
745 (ix86_function_regparm): Handle user calling abi.
746 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
747 by DEFAULT_ABI versus SYSV_ABI check.
748 (ix86_reg_parm_stack_space): New.
749 (ix86_function_type_abi): New.
750 (ix86_call_abi_override): New.
751 (ix86_function_abi): New.
752 (ix86_cfun_abi): New.
753 (init_cumulative_args): Call abi specific initialization.
754 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
755 (function_arg_64): Extend SSE_REGPARM_MAX check.
756 (function_arg (): Remove TARGET_64BIT_MS_ABI.
757 (ix86_pass_by_reference): Likewise.
758 (ix86_function_value_regno_p): Likewise.
759 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
760 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
761 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
762 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
763 (setup_incoming_varargs_64): Adjust regparm for call abi.
764 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
765 (ix86_va_start): Likewise.
766 (ix86_gimplify_va_arg): Likewise.
767 (ix86_expand_prologue): Likewise.
768 (output_pic_addr_const): Likewise.
769 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
770 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
771 (x86_output_mi_thunk): Likewise.
772 (x86_function_profiler): Likewise.
773 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
774 (SYSV_ABI, MS_ABI): New constants.
776 (init_regs): Add prototype of function in regclass.c file.
777 (OVERRIDE_ABI_FORMAT): New.
778 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
779 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
780 (OUTGOING_REG_PARM_STACK_SPACE): New.
781 (ix86_reg_parm_stack_space): New prototype.
782 (CUMULATIVE_ARGS): Add call_abi member.
783 (machine_function): Add call_abi member.
784 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
785 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
787 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
790 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
791 (avr_builtin_setjmp_frame_value): New function.
792 * config/avr/avr.md (nonlocal_goto_receiver): Define.
793 (nonlocal_goto): Define.
795 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
797 * config/mips/mips.c (mips_emit_loadgp): Return early if
798 there is nothing do to, otherwise emit a blockage if
799 !TARGET_EXPLICIT_RELOCS || crtl->profile.
800 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
802 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
804 * configure.ac: Drop unneeded backslash ending up in config.in.
805 * acinclude.m4: Likewise.
806 * config.in: Regenerate.
808 2008-05-26 Jan Hubicka <jh@suse.cz>
810 * predict.c (maybe_hot_frequency_p): Break out of...
811 (maybe_hot_bb_p): ... here.
812 (maybe_hot_edge_p): New.
813 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
814 * basic-block.h (maybe_hot_edge_p): Declare.
816 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
818 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
819 (*cmpfp_<mode>_cc): Ditto.
820 (*fp_jcc_8<mode>_387): Ditto.
821 (*fop_<MODEF:mode>_2_i387): Ditto.
822 (*fop_<MODEF:mode>_3_i387): Ditto.
823 (*fop_xf_2_i387): Ditto.
824 (*fop_xf_3_i387): Ditto.
826 2008-06-02 Tomas Bily <tbily@suse.cz>
828 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
830 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
832 * config/mips/mips.c (mips_valid_offset_p): New function.
833 (mips_valid_lo_sum_p): Likewise.
834 (mips_classify_address): Use them.
835 (mips_force_address): New function.
836 (mips_legitimize_address): Use it.
837 * config/mips/mips.md (MOVE128): New mode iterator.
838 (movtf): Require TARGET_64BIT. Remove empty strings.
839 (*movtf_internal): Rename to...
840 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
841 of "R" and use {,fp}{load,store} attributes instead of "multi".
842 Use a separate define_split.
843 (*movtf_mips16): New pattern.
845 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
847 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
848 * config/mips/mips.c (mips_expand_before_return): New function.
849 (mips_expand_epilogue): Call it.
850 * config/mips/mips.md (return): Turn into a define_expand.
853 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
855 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
856 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
857 functions. Do not emit uses and clobbers of CONCATs; individually
858 use and clobber their operands.
859 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
860 gen_clobber, emit_use and gen_use.
861 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
862 (expand_builtin_return): Likewise.
863 * cfgbuild.c (count_basic_blocks): Likewise.
864 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
865 * explow.c (emit_stack_restore): Likewise.
866 * expmed.c (extract_bit_field_1): Likewise.
867 * expr.c (convert_move, emit_move_complex_parts): Likewise.
868 (emit_move_multi_word, store_constructor): Likewise.
869 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
870 (thread_prologue_and_epilogue_insns): Likewise.
871 * lower-subreg.c (resolve_simple_move): Likewise.
872 * optabs.c (widen_operand, expand_binop): Likewise.
873 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
874 * reload.c (find_reloads): Likewise.
875 * reload1.c (eliminate_regs_in_insn): Likewise.
876 * stmt.c (expand_nl_goto_receiver): Likewise.
877 * config/alpha/alpha.md (builtin_longjmp): Likewise.
878 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
879 * config/arm/arm.c (arm_load_pic_register): Likewise.
880 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
881 * config/arm/arm.md (untyped_return): Likewise.
882 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
883 * config/avr/avr.c (expand_prologue): Likewise.
884 * config/bfin/bfin.c (do_unlink): Likewise.
885 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
886 * config/cris/cris.c (cris_expand_prologue): Likewise.
887 * config/darwin.c (machopic_indirect_data_reference): Likewise.
888 (machopic_legitimize_pic_address): Likewise.
889 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
890 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
891 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
892 (ix86_expand_convert_uns_didf_sse): Likewise.
893 (ix86_expand_vector_init_general): Likewise.
894 * config/ia64/ia64.md (eh_epilogue): Likewise.
895 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
896 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
897 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
898 (config/iq2000/iq2000.c): Likewise.
899 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
900 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
901 (builtin_longjmp): Likewise.
902 * config/mn10300/mn10300.md (call, call_value): Likewise.
903 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
904 * config/pdp11/pdp11.md (abshi2): Likewise.
905 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
906 * config/s390/s390.c (s390_emit_prologue): Likewise.
907 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
908 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
909 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
910 * config/sh/sh.c (prepare_move_operands): Likewise.
911 (output_stack_adjust, sh_expand_epilogue): Likewise.
912 (sh_set_return_address, sh_expand_t_scc): Likewise.
913 * config/sparc/sparc.c (load_pic_register): Likewise.
914 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
915 * config/spu/spu.c (spu_expand_epilogue): Likewise.
916 * config/v850/v850.c (expand_epilogue): Likewise.
918 2008-05-31 Anatoly Sokolov <aesok@post.ru>
920 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
921 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
922 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
923 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
924 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
925 stack pointer register.
926 (output_movhi): Remove code for interrupt specific writing to the
927 stack pointer register.
929 2008-05-31 Richard Guenther <rguenther@suse.de>
931 PR tree-optimization/34244
932 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
933 (tree_expr_nonzero_warnv_p): Likewise.
934 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
935 ssa_name_nonnegative_p.
936 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
937 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
938 not tree_expr_nonzero_warnv_p.
940 PR tree-optimization/36262
942 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
944 PR tree-optimization/34244
945 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
946 (record_numbers_of_iterations): New function.
947 (execute_vrp): Cache the numbers of iterations of loops.
948 * tree-scalar-evolution.c (scev_reset_except_niters):
950 (scev_reset): Use scev_reset_except_niters.
951 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
953 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
955 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
956 __WORKAROUND_RETS when appropriate.
958 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
960 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
961 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
963 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
964 *fop_df_comm_sse insn patterns using MODEF mode iterator.
965 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
966 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
967 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
968 *fop_df_1_mixed insn patterns using MODEF mode iterator.
969 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
970 *fop_df_1_sse insn patterns using MODEF mode iterator.
971 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
972 *fop_df_1_i387 insn patterns using MODEF mode iterator.
973 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
974 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
975 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
976 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
977 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
978 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
979 (*fop_xf_4_i387): Use <MODE> for mode attribute.
980 (*fop_xf_5_i387): Ditto.
981 (*fop_xf_6_i387): Ditto.
983 2008-05-30 Richard Guenther <rguenther@suse.de>
985 * builtins.c (build_string_literal): Avoid generating
986 a non-gimple_val result.
988 2008-05-30 DJ Delorie <dj@redhat.com>
990 * exec-tool.in: Use an environment variable (private) instead of a
991 file (shared) as a semaphore, so as to not break parallel builds.
993 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
995 * optabs.c (maybe_encapsulate_block): Remove.
996 (emit_libcall_block): Adjust accordingly.
997 * optabs.h (maybe_encapsulate_block): Remove prototype.
999 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
1000 Don't use maybe_encapsulate_block.
1002 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
1004 * config/rs6000/rs6000.c (rs6000_legitimize_address,
1005 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
1006 rtx is a SYMBOL_REF before calling get_pool_constant.
1008 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
1010 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
1012 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
1014 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
1015 rather than OS names to choose INO_T_EQ definition.
1016 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
1017 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
1019 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
1022 * config/darwin-f.c: New.
1023 * config/t-darwin: Added rule to build darwin-f.o.
1024 * config.gcc: Defined new variable, fortran_target_objs.
1025 (*-*-darwin*): Set fortran_target_objs.
1026 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
1027 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
1028 * configure: Regenerated.
1030 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
1033 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
1034 canonical type if needed.
1036 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
1038 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
1040 2008-05-29 Richard Guenther <rguenther@suse.de>
1042 PR tree-optimization/36343
1043 PR tree-optimization/36346
1044 PR tree-optimization/36347
1045 * tree-flow.h (clobber_what_p_points_to): Declare.
1046 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
1047 pointed-to variable is dereferenced is irrelevant to whether
1048 the pointer can access the pointed-to variable.
1049 (clobber_what_p_points_to): New function.
1050 * tree-ssa-alias.c (set_initial_properties): Use it.
1051 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
1052 call clobber check for NMTs.
1054 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1056 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
1057 for printing gcov_type.
1059 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1061 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
1062 and the eh region information.
1063 * value-prof.c (gimple_move_stmt_histograms): New function.
1064 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
1066 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
1068 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
1070 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1072 * value-prof.c (tree_ic_transform): Print counts.
1073 * tree-profile.c (tree_gen_ic_func_profiler):
1074 Clear __gcov_indreict_call_callee variable to avoid misattribution
1077 2008-05-28 Rafael Espindola <espindola@google.com>
1079 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
1082 2008-05-28 Richard Guenther <rguenther@suse.de>
1084 PR tree-optimization/36339
1085 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
1086 and clobbering code out of the loop.
1088 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1090 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
1093 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
1094 s390_contiguous_bitmask_p, s390_symref_operand_p,
1095 s390_check_symref_alignment, s390_reload_larl_operand,
1096 s390_reload_symref_address): New functions.
1097 (s390_branch_condition_mnemonic): Support compare and branch
1099 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
1100 and 'W' constraints.
1101 (s390_secondary_reload): Add secondary reloads for unaligned
1102 symbol refs or symbol refs to floating point or QI/TI mode
1104 (legitimate_address_p): Accept symbol references as addresses.
1105 (s390_expand_insv): Use rotate and insert selected bits
1106 instruction for insv when building for z10.
1107 (print_operand_address): Handle symbol ref addresses.
1108 (print_operand): Output modifier 'c' added for signed byte values.
1109 (s390_encode_section_info): Mark symbol refs with
1110 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
1112 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
1113 (length attribute): RRF, RRR have 4 byte length.
1114 (FPALL, INTALL): New mode iterators added.
1115 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
1116 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
1117 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
1118 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
1119 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
1120 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
1121 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
1122 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
1124 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
1125 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
1126 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
1127 reload<INTALL:mode><P:mode>_toreg_z10,
1128 reload<FPALL:mode><P:mode>_tomem_z10,
1129 reload<FPALL:mode><P:mode>_toreg_z10,
1130 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
1131 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
1132 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
1133 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
1135 (movmem, clrmem, cmpmem): New splitters added.
1137 * config/s390/predicates.md (larl_operand): Use
1138 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
1139 SYMBOL_REF_ALIGN1_P.
1140 (s390_signed_integer_comparison,
1141 s390_unsigned_integer_comparison): New predicates.
1143 * config/s390/s390-protos.h (s390_check_symref_alignment,
1144 s390_contiguous_bitmask_p, s390_reload_larl_operand,
1145 s390_reload_symref_address,
1146 s390_compare_and_branch_condition_mask): Prototypes added.
1148 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
1149 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
1150 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
1152 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1154 * config/s390/s390.c (z10_cost): New cost function for z10.
1155 (s390_handle_arch_option, override_options): Support -march=z10 switch.
1156 (s390_issue_rate): Adjust issue rate for z10.
1157 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
1158 (processor_flags): Add PF_Z10.
1159 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
1160 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
1161 * gcc/config.gcc: Add z10.
1163 2008-05-28 Richard Guenther <rguenther@suse.de>
1165 PR tree-optimization/36291
1166 * tree-flow. h (struct gimple_df): Remove var_anns member.
1167 * tree-flow-inline.h (gimple_var_anns): Remove.
1168 (var_ann): Simplify.
1169 * tree-dfa.c (create_var_ann): Simplify.
1170 (remove_referenced_var): Clear alias info from var_anns of globals.
1171 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
1172 (delete_tree_ssa): Clear alias info from var_anns of globals.
1173 Do not free var_anns.
1174 (var_ann_eq): Remove.
1175 (var_ann_hash): Likewise.
1177 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
1179 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
1180 and loongson2f entries.
1181 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
1182 * config/mips/mips.h (processor_type): Add Loongson-2E
1183 and Loongson-2F entries.
1184 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
1185 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
1186 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
1187 * doc/invoke.texi (MIPS Options): Document loongson2e
1188 and loongson2f processor names.
1190 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1194 * config/i386/i386.c (ix86_function_arg_boundary): Use
1195 alignment of canonical type.
1196 (ix86_expand_vector_move): Check unaligned memory access for
1199 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1201 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
1202 Moved to the front of file.
1204 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
1205 H.J. Lu <hongjiu.lu@intel.com>
1207 * dwarf2out.c (current_fde): New.
1209 (lookup_cfa:): Likewise.
1210 (dwarf2out_end_epilogue): Likewise.
1211 (dwarf2out_note_section_used): Likewise.
1213 2008-05-27 Michael Matz <matz@suse.de>
1216 * c.opt (Wenum-compare): New warning option.
1217 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
1219 2008-05-27 Michael Matz <matz@suse.de>
1222 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
1224 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
1225 into memory as tail calls.
1227 2008-05-27 Richard Guenther <rguenther@suse.de>
1229 PR tree-optimization/36339
1230 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
1231 pointers cause all addressable variables to be call clobbered.
1233 2008-05-27 Richard Guenther <rguenther@suse.de>
1235 PR tree-optimization/36245
1236 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
1238 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1240 * config/s390/s390.md: Replace all occurences of the 'm'
1241 constraint with 'RT'.
1243 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1245 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
1247 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
1249 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
1250 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
1251 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
1253 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1255 * reload.c: (find_reloads): Skip alternatives according to the
1256 "enabled" attribute. Constify the constraint variable.
1257 * recog.c (get_attr_enabled): Add default implementation.
1258 (extract_insn): Set the alternative_enabled_p array
1259 in the recog_data struct.
1260 (preprocess_constraints, constrain_operands): Skip
1261 alternatives according to the "enabled" attribute
1262 * recog.h (struct recog_data): New field alternative_enabled_p.
1263 (skip_alternative): New inline function.
1264 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
1265 (record_reg_classes): Skip alternative according to the
1266 "enabled" attribute.
1268 * doc/md.texi: Add documention for the "enabled" attribute.
1270 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1272 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
1273 * postreload.c (reload_cse_simplify_operands): Replace 'm'
1274 constraint with TARGET_MEM_CONSTRAINT.
1275 * recog.c (asm_operand_ok, preprocess_constraints,
1276 constrain_operands): Likewise.
1277 * regclass.c (record_reg_classes): Likewise.
1278 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
1279 * reload1.c (maybe_fix_stack_asms): Likewise.
1280 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
1281 * recog.h: Adjust comment.
1282 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
1283 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
1284 * doc/md.texi: Add a note to description of 'm' constraint.
1285 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
1287 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
1289 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
1290 that the bitfield is of integral type before testing its precision.
1292 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1293 Sa Liu <saliu@de.ibm.com>
1295 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
1296 __modti3, __udivti3, __umodti3 and __udivmodti4.
1297 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
1298 that implement TImode mul and div functions.
1299 * config/spu/multi3.c: New. Implement __multi3.
1300 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
1301 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
1304 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
1306 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
1307 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
1308 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
1309 tls_sysv_suffix): New mode and mode attribute iterators.
1310 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
1311 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
1312 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
1313 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
1314 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
1317 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
1319 PR tree-optimization/36329
1320 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
1321 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
1322 * cgraphbuild.c (initialize_inline_failed): Use the latter
1323 macro in lieu of the former.
1324 * ipa-inline.c (cgraph_mark_inline): Likewise.
1325 (cgraph_decide_inlining_of_small_function): Likewise.
1326 (cgraph_decide_inlining): Likewise.
1327 (cgraph_decide_inlining_incrementally): Likewise.
1329 2008-05-26 Tristan Gingold <gingold@adacore.com>
1330 Anatoly Sokolov <aesok@post.ru>
1332 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
1333 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
1334 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
1335 optimization for 'avr6' architecture.
1337 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
1340 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
1342 2008-05-26 Richard Guenther <rguenther@suse.de>
1344 * tree-ssa-sccvn.c (expr_has_constants): Declare.
1345 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
1347 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
1350 * caller-save.c (insert_restore): Verify alignment of spill space.
1351 (insert_save): Likewise.
1352 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
1353 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
1354 (STACK_SLOT_ALIGNMENT): Likewise.
1355 * function.c (LOCAL_ALIGNMENT): Removed.
1356 (get_stack_local_alignment): New.
1357 (assign_stack_local): Use it. Set alignment on stack slot.
1358 (assign_stack_temp_for_type): Use get_stack_local_alignment.
1359 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
1360 (STACK_SLOT_ALIGNMENT): New.
1361 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
1362 stack slot in XFmode.
1364 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
1366 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
1369 * config/i386/i386.md (allocate_stack_worker_64): Make sure
1370 argument operand in rax isn't removed.
1372 2008-05-26 Richard Guenther <rguenther@suse.de>
1375 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
1376 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
1378 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1381 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
1383 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
1385 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
1386 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
1388 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
1390 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
1391 build a trampoline if we don't want one.
1392 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
1393 return zero for nested functions if we don't want a trampoline.
1395 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1397 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
1399 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1402 * c.opt: Removed undocumented option '-lang-fortran'.
1403 * c-common.h: Removed global variable 'lang_fortran'.
1404 * c-opts.c (c_common_handle_option): Removed code to handle
1405 option '-lang-fortran'. Updated includes.
1406 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
1407 definition of '__GFORTRAN__'.
1408 (define__GNUC__): Reimplemented to use BASEVER and
1409 cpp_define_formatted.
1410 (builtin_define_with_value_n): Removed.
1411 * c-incpath.h: Renamed to ...
1412 * incpath.h: ... this.
1413 * c-incpath.c: Renamed to ...
1414 * incpath.c: ... this. Updated includes.
1415 * fix-header.c: Updated includes.
1416 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
1417 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
1418 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
1420 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
1422 * tree.h: Update the table of flags used on tree nodes.
1423 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
1424 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
1425 (FORCED_LABEL): Add access check.
1426 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
1427 (ASM_INPUT_P): Likewise.
1428 (ASM_VOLATILE_P): Likewise.
1429 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
1430 (OMP_SECTION_LAST): Access private_flag directly.
1431 (OMP_RETURN_NOWAIT): Likewise.
1432 (OMP_PARALLEL_COMBINED): Likewise.
1433 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
1434 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
1435 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
1436 deprecated_flag directly.
1438 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
1440 * final.c (frame_pointer_needed): Removed.
1441 * flags.h (frame_pointer_needed): Likewise.
1443 * function.h (rtl_data): Add frame_pointer_needed.
1444 (frame_pointer_needed): New.
1446 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
1448 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
1450 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
1452 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
1455 2008-05-25 Alan Modra <amodra@bigpond.net.au>
1457 * c-common.c (strip_array_types): Move function to..
1459 (get_inner_array_type): Delete.
1460 * c-common.h (strip_array_types): Move declaration to..
1462 (get_inner_array_type): Delete.
1463 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
1464 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
1465 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
1466 * config/pa/pa.c (emit_move_sequence): Likewise.
1468 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
1470 * config/i386/i386.md (*sse_prologue_save_insn): Set length
1473 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
1475 * function.c: Include target hook for nonlocal_goto frame value.
1477 2008-05-24 Richard Guenther <rguenther@suse.de>
1479 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
1480 variable can be only accessed through a pointer or a union.
1482 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1484 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
1485 * doc/extend.texi: Likewise.
1487 2008-05-23 DJ Delorie <dj@redhat.com>
1489 * config/m32c/jump.md (untyped_call): Add.
1491 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
1493 (m32c_address_cost): Detail costs for indirect offsets.
1495 2008-05-23 Rafael Espindola <espindola@google.com>
1497 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
1498 if a node is a SUBREG.
1499 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
1502 2008-05-23 Paul Brook <paul@codesourcery.com>
1503 Carlos O'Donell <carlos@codesourcery.com>
1505 * doc/extend.texi: Clarify use of __attribute__((naked)).
1506 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1507 * target.h (gcc_target): Add allocate_stack_slots_for_args.
1508 * function.c (use_register_for_decl): Use
1509 targetm.calls.allocate_stack_slots_for_args.
1510 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1511 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
1512 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
1514 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
1516 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
1518 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
1520 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
1521 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
1522 is only rounded once.
1524 2008-05-23 Richard Guenther <rguenther@suse.de>
1526 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
1528 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
1529 Jakub Jelinek <jakub@redhat.com>
1532 * configure.ac: Handle --enable-cld.
1533 * configure: Regenerated.
1534 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
1535 * config/i386/i386.h (struct machine_function): Add needs_cld field.
1536 (ix86_current_function_needs_cld): New define.
1537 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
1538 (cld): New isns pattern.
1539 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
1540 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
1541 * config/i386/i386.opt (mcld): New option.
1542 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
1543 TARGET_CLD and ix86_current_function_needs_cld.
1544 (override_options): Use -mcld by default for 32-bit code if
1547 * doc/install.texi (Options specification): Document --enable-cld.
1548 * doc/invoke.texi (Machine Dependent Options)
1549 [i386 and x86-64 Options]: Add -mcld option.
1550 (Intel 386 and AMD x86-64 Options): Document -mcld option.
1552 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
1553 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
1554 (return_in_memory_64): Likewise.
1555 (return_in_memory_ms_64): Likewise.
1557 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1559 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
1560 * builtins.c (fold_builtin_fpclassify): New.
1561 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
1562 * builtins.def (BUILT_IN_FPCLASSIFY): New.
1563 * c-common.c (handle_type_generic_attribute): Adjust to accept
1564 fixed arguments before an elipsis.
1565 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
1566 * doc/extend.texi: Document __builtin_fpclassify.
1568 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
1570 * omp-low.c (gate_expand_omp_ssa): Remove.
1571 (pass_expand_omp_ssa): Remove.
1572 (gate_expand_omp): Do not check for flag_openmp_ssa.
1573 * common.opt (-fopenmp-ssa): Remove.
1574 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
1576 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
1578 * config/sh/sh.opt (mfixed-range): New option.
1579 * config/sh/sh-protos.h (sh_fix_range): Declare.
1580 * config/sh/sh.c (sh_fix_range): New function.
1581 * config/sh/sh.h (sh_fixed_range_str): Declare.
1582 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
1584 * doc/invoke.texi (SH Options): Document -mfixed-range.
1586 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
1588 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
1589 it before the redeclaration.
1591 2008-05-22 Anatoly Sokolov <aesok@post.ru>
1593 * config/avr/avr.c (get_sequence_length): Add new function.
1594 (expand_prologue, expand_epilogue): Remove duplicate code.
1596 2008-05-22 Rafael Espindola <espindola@google.com>
1598 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
1601 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
1603 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
1604 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
1606 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
1607 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
1608 (vect_update_misalignment_for_peel): Likewise.
1609 (vector_alignment_reachable_p): Likewise.
1610 * tree-vect-transform.c (vectorizable_load): Likewise.
1611 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1612 (get_vectype_for_scalar_type): Pass mode of scalar_type
1613 to UNITS_PER_SIMD_WORD.
1615 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
1616 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
1617 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
1618 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
1619 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
1621 2008-05-22 Ira Rosen <irar@il.ibm.com>
1623 PR tree-optimization/36293
1624 * tree-vect-transform.c (vect_transform_strided_load): Don't check
1625 if the first load must be skipped because of a gap.
1627 2008-05-22 Richard Guenther <rguenther@suse.de>
1629 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
1630 more cases of offset disambiguation that is possible if
1631 strict-aliasing rules apply.
1632 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
1633 for basic offset and type-based disambiguation.
1635 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1637 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
1638 ix86_expand_vector_set on V16QImode for SSE4.1.
1640 2008-05-21 Tom Tromey <tromey@redhat.com>
1642 * c.opt (Wimport): Mark as undocumented.
1643 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
1645 (Warning Options): Likewise.
1646 * doc/cppopts.texi: Don't mention -Wimport.
1648 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
1650 PR tree-optimization/36287
1651 PR tree-optimization/36286
1652 * lambda-code.c (build_access_matrix): Do not use the loop->num
1653 for computing the number of induction variables: use the loop depth
1656 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
1659 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
1660 option -f(no-)leading-underscore.
1662 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1664 * config/i386/i386.c (ix86_expand_vector_init_general): Use
1665 GET_MODE_NUNITS (mode).
1667 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
1669 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
1670 (-mmulhw): Add 464 to description.
1671 (-mdlmzb): Likewise.
1672 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
1673 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
1675 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
1676 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
1677 * config/rs6000/rs6000.md: Update comments for 464.
1679 2008-05-21 Janis Johnson <janis187@us.ibm.com>
1681 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
1683 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1685 * config/i386/sse.md (vec_extractv4sf): Removed.
1686 (vec_extractv2df): Likewise.
1687 (vec_extractv2di): Likewise.
1688 (vec_extractv4si): Likewise.
1689 (vec_extractv8hi): Likewise.
1690 (vec_extractv16qi): Likewise.
1691 (vec_extract<mode>): New.
1693 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1695 * config/i386/sse.md (vec_setv4sf): Removed.
1696 (vec_setv2df): Likewise.
1697 (vec_setv2di): Likewise.
1698 (vec_setv4si): Likewise.
1699 (vec_setv8hi): Likewise.
1700 (vec_setv16qi): Likewise.
1701 (vec_set<mode>): New.
1703 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1705 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
1706 goto for vec_concat and vec_interleave.
1708 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1710 * config/i386/sse.md (vec_initv4sf): Removed.
1711 (vec_initv2df): Likewise.
1712 (vec_initv2di): Likewise.
1713 (vec_initv4si): Likewise.
1714 (vec_initv8hi): Likewise.
1715 (vec_initv16qi): Likewise.
1716 (vec_init<mode>): New.
1718 2008-05-21 Joseph Myers <joseph@codesourcery.com>
1720 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
1722 2008-05-21 Tom Tromey <tromey@redhat.com>
1724 * ggc-zone.c (lookup_page_table_if_allocated): New function.
1725 (zone_find_object_offset): Likewise.
1726 (gt_ggc_m_S): Likewise.
1727 (highest_bit): Likewise.
1728 * ggc-page.c (gt_ggc_m_S): New function.
1729 * stringpool.c (string_stack): Remove.
1730 (init_stringpool): Update.
1731 (ggc_alloc_string): Use ggc_alloc.
1732 (maybe_delete_ident): New function.
1733 (ggc_purge_stringpool): Likewise.
1734 (gt_ggc_m_S): Remove.
1735 * ggc-common.c (ggc_protect_identifiers): New global.
1736 (ggc_mark_roots): Call ggc_purge_stringpool. Use
1737 ggc_protect_identifiers.
1738 * ggc.h (ggc_protect_identifiers): Declare.
1739 (gt_ggc_m_S): Update.
1740 (ggc_purge_stringpool): Declare.
1741 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
1742 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
1744 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
1746 2008-05-21 David S. Miller <davem@davemloft.net>
1748 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
1751 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
1753 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
1756 2008-05-20 David Daney <ddaney@avtrex.com>
1758 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
1759 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
1760 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
1761 UNSPEC_UPDATE_GOT_VERSION): Renumber.
1762 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
1763 (atomic_hiqi_op): New define_code_iterator.
1764 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
1765 mips_expand_compare_and_swap_12.
1766 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
1767 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
1768 (sync_<optab><mode>, sync_old_<optab><mode>,
1769 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1770 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
1771 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
1772 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
1773 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
1774 (test_and_set_12): New insn.
1775 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
1776 sync_new_<optab><mode>, sync_old_nand<mode>,
1777 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
1778 clobber to operand 0 for SI and DI mode insns.
1779 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
1780 mips_gen_fn_4): New typedefs.
1781 (mips_gen_fn_ptrs): Define new union type.
1782 (mips_expand_compare_and_swap_12): Remove declaration.
1783 (mips_expand_atomic_qihi): Declare function.
1784 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
1785 (mips_expand_atomic_qihi): ... this. Use new generator function
1787 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
1788 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
1789 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
1790 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
1791 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
1792 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
1793 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
1794 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
1795 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
1796 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
1799 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
1801 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
1804 2008-05-20 Anatoly Sokolov <aesok@post.ru>
1806 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
1807 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
1808 (avr_attribute_table): Add 'OS_main' function attribute.
1809 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
1810 functions with 'OS_main' attribute.
1812 2008-05-20 Richard Guenther <rguenther@suse.de>
1814 PR tree-optimization/35204
1815 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
1816 helper, split out from ...
1817 (DFS): ... here. Make the DFS walk non-recursive.
1819 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
1820 Jan Sjodin <jan.sjodin@amd.com>
1822 PR tree-optimization/36181
1823 * tree-parloops.c (loop_has_vector_phi_nodes): New.
1824 (parallelize_loops): Don't parallelize when the loop has vector
1827 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1828 Sebastian Pop <sebastian.pop@amd.com>
1830 * tree-loop-linear.c (gather_interchange_stats): Look in the access
1831 matrix, and never look at the tree representation of the memory
1833 (linear_transform_loops): Computes parameters and access matrices.
1834 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
1836 (access_matrix_get_index_for_parameter): New.
1837 * tree-data-ref.h (struct access_matrix): New.
1838 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
1839 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
1840 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
1841 am_vector_index_for_loop): New.
1842 (struct data_reference): Add field access_matrix.
1843 (DR_ACCESS_MATRIX): New.
1844 (compute_data_dependences_for_loop): Update declaration.
1845 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
1846 * lambda.h (lambda_vector_vec_p): Declared.
1847 * lambda-code.c: Depend on pointer-set.h.
1848 (lambda_collect_parameters_from_af, lambda_collect_parameters,
1849 av_for_af_base, av_for_af, build_access_matrix,
1850 lambda_compute_access_matrices): New.
1851 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
1853 2008-05-20 Joseph Myers <joseph@codesourcery.com>
1855 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
1858 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1859 Sebastian Pop <sebastian.pop@amd.com>
1861 PR tree-optimization/36206
1862 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
1864 (instantiate_scev_1): Rename flags to fold_conversions.
1865 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
1866 outeside instantiation_loop.
1867 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
1868 (evolution_function_is_affine_or_constant_p): Removed.
1869 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
1871 (analyze_siv_subscript): Pass in the loop nest number.
1872 Call evolution_function_is_affine_in_loop instead of
1873 evolution_function_is_affine_p.
1874 (analyze_overlapping_iterations): Pass in the loop nest number.
1876 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1877 Sebastian Pop <sebastian.pop@amd.com>
1879 PR tree-optimization/36206
1880 * tree-chrec.h (chrec_fold_op): New.
1881 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
1884 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
1886 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
1888 (remove_duplicates): Do not set inode on non-inode systems.
1891 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
1893 * config.gcc (tm_file): Update comments about relative pathnames.
1895 2008-05-20 Richard Guenther <rguenther@suse.de>
1897 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
1898 * tree-ssa-sccvn.c (process_scc): Likewise.
1899 * tree-ssa-sink.c (execute_sink_code): Likewise.
1900 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
1901 * tree-vrp.c (process_assert_insertions): Likewise.
1902 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
1903 (perform_tree_ssa_dce): Likewise.
1904 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1905 (dump_dominator_optimization_stats): Likewise.
1906 * tree-vectorizer.c (vectorize_loops): Likewise.
1908 2008-05-20 Richard Guenther <rguenther@suse.de>
1910 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
1912 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
1914 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
1915 (ix86_i386elf_return_in_memory): Likewise.
1916 (ix86_i386interix_return_in_memory): Likewise.
1917 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
1918 (SUBTARGET_RETURN_IN_MEMORY): New.
1919 * config/i386/i386elf.h: Likewise.
1920 * config/i386/ptx4-i.h: Likewise.
1921 * config/i386/sol2-10.h: Likewise.
1922 * config/i386/sysv4.h: Likewise.
1923 * config/i386/vx-common.h: Likewise.
1924 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
1925 * config/i386/i386.c (ix86_return_in_memory): Made static and
1926 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
1927 (ix86_i386elf_return_in_memory): Removed.
1928 (ix86_i386interix_return_in_memory): Removed.
1929 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
1930 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
1932 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
1934 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
1936 2008-05-19 Xinliang David Li <davidxl@google.com>
1938 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
1940 * common.opt: Ditto.
1941 * doc/invoke.texi: Ditto.
1943 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
1945 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
1946 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
1948 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
1950 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
1951 sizes of operand array from 8/4 to 4/2.
1952 (ix86_expand_vector_init_general): Change size of operand array
1953 from 32 to 16. Remove op0, op1 and half_mode.
1955 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
1957 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
1958 (ix86_expand_vector_init_interleave): Likewise.
1959 (ix86_expand_vector_init_general): Use them. Assert
1960 word_mode == SImode when n_words == 4.
1962 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
1964 * config/i386/i386.c (ix86_secondary_reload): New static function.
1965 (TARGET_SECONDARY_RELOAD): New define.
1966 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
1967 * config/i386/i386.md (reload_outqi): Remove.
1969 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1972 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
1973 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
1974 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
1975 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
1976 (fold_builtin_1): Likewise.
1977 * builtins.def (BUILT_IN_ISINF_SIGN): New.
1978 c-common.c (check_builtin_function_arguments): Handle
1979 BUILT_IN_ISINF_SIGN.
1980 * doc/extend.texi: Document __builtin_isinf_sign.
1981 * fold-const.c (operand_equal_p): Handle COND_EXPR.
1983 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
1985 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
1986 EH cleanup at the end of the pass, search for those that have been
1987 turned into forwarder blocks and do the cleanup on their successor.
1989 2008-05-18 Richard Guenther <rguenther@suse.de>
1991 * tree-cfg.c (verify_gimple_expr): Allow conversions from
1992 pointers to sizetype and vice versa.
1994 2008-05-18 Xinliang David Li <davidxl@google.com>
1996 * gcc/tree-ssa-dce.c: Coding style fix.
1997 (check_pow): Documentation comment.
1998 (check_log): Documenation comment. Coding style fix.
1999 (is_unnecessary_except_errno_call): Ditto.
2000 (gen_conditions_for_pow): Ditto.
2001 (gen_conditions_for_log): Ditto.
2002 (gen_shrink_wrap_conditions): Ditto.
2003 (shrink_wrap_one_built_in_calls): Ditto.
2004 * gcc/doc/invoke.texi: Better documentation string.
2005 * ChangeLog: Fix wrong change log entries from
2006 May 17 checkin on function call DCE.
2008 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
2010 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
2012 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2014 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
2015 * df-problems.c (simulation routines): Fixed block comment to
2016 properly say how to add forwards scanning functions.
2018 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2020 * tree-inline.c (setup_one_parameter): Remove dead code.
2022 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2024 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
2025 a BIT_AND_EXPR only for an INTEGER_TYPE.
2027 2008-05-17 Xinliang David Li <davidxl@google.com>
2029 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
2030 (check_pow, check_log, is_unnecessary_except_errno_call): New
2031 functions to check for eliminating math functions that are pure
2032 except for setting errno.
2033 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
2034 general condition expressions for shrink-wrapping pow/log calls.
2035 (gen_shrink_wrap_conditions): Ditto.
2036 (shrink_wrap_one_built_in_call): Ditto.
2037 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
2038 (mark_operand_necessary): If debugging, output if OP is necessary.
2039 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
2041 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
2043 * gcc/common.opt: New user flag -ftree-builtin-dce.
2044 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
2046 2008-05-16 David S. Miller <davem@davemloft.net>
2048 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
2049 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2051 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
2054 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
2056 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2058 * ifcvt.c (dead_or_predicable): Rename
2059 df_simulate_one_insn_backwards to df_simulate_one_insn.
2060 * recog.c (peephole2_optimize): Ditto.
2061 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
2063 * df.h: Rename df_simulate_one_insn_backwards to
2064 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
2065 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
2066 scanning of defs and uses.
2067 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
2068 (df_simulate_one_insn_forwards): Removed.
2070 2008-05-16 Doug Kwan <dougkwan@google.com>
2072 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
2074 (real_from_string): Handle NaNs and Inf as approriate.
2076 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2078 * doc/gty.texi (Source Files Containing Type Information): Note
2079 that headers should appear first in the gtfiles list.
2081 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2083 * tree.def (COND_EXEC): Properly documented this code.
2085 2008-05-16 Diego Novillo <dnovillo@google.com>
2087 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
2088 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
2091 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2093 * tree-ssa-dse (max_stmt_uid): Removed.
2094 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
2095 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
2096 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
2097 * function.h (cfun.last_stmt_uid): New field.
2098 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
2099 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
2101 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
2102 (create_stmt_ann): Initialize the ann->uid field.
2103 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
2105 * tree-flow.h (renumber_gimple_stmt_uids): New function.
2107 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2109 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
2110 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
2111 (init_empty_tree_cfg): Call it.
2113 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2115 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
2118 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2120 * doc/invoke.text (-fdump-tree-*-verbose): New option.
2121 * tree-dump.c (dump_options): New verbose option.
2122 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
2124 * tree-pass.h (TDF_VERBOSE): New dump flag.
2125 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
2126 (tree-flow.h): Added include.
2127 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
2129 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
2131 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
2133 From Jie Zhang <jie.zhang@analog.com>
2134 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2135 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
2136 mcpu=bf561-none and mcpu=bf561-0.2.
2137 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2138 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2139 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2140 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2141 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
2142 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
2143 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
2145 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
2146 (cputype_selected): Remove.
2147 (bfin_handle_option): Don't use cputype_selected.
2148 (override_options): When no mcpu option, enable all workarounds.
2149 Don't use bfin_workarounds.
2150 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
2152 (DEFAULT_CPU_TYPE): Don't define.
2154 2008-05-16 Richard Guenther <rguenther@suse.de>
2156 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
2157 on deletion of the last stmt.
2159 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2161 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
2162 V8HImode for SSE2 and V16QImode for SSE4.1.
2164 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2166 * cgraph.h (compute_inline_parameters): Made public.
2167 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
2168 variable_generate_summary, function_write_summary,
2169 variable_write_summary, variable_read_summary. Added generate_summary,
2170 write_summary, read_summary.
2171 * cgraphunit.c (cgraph_process_new_functions): Changed call from
2172 pass_ipa_inline.function_generate_summary, to
2173 compute_inline_parameters.
2174 * ipa-inline.c (compute_inline_parameters): Made public and added
2176 (compute_inline_parameters_for_current): New function.
2177 (pass_inline_param): Now calls compute_inline_parameters_for_current.
2178 (inline_generate_summary): Removed parameter and made to loop over
2180 (pass_ipa_inline): Updated for new IPA_PASS structure.
2181 * passes.c (execute_ipa_summary_passes): Now is called once per
2182 pass rather than once per node*pass.
2184 2008-05-15 Anatoly Sokolov <aesok@post.ru>
2186 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
2187 avr_have_mul_p, avr_asm_only_p): Remove variables.
2188 (avr_override_options): Remove initialization of removed variables.
2189 (avr_file_start): Convert removed variables to fields of
2190 'struct base_arch_s *avr_current_arch'.
2191 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
2192 (AVR_HAVE_MUL): (Ditto.).
2193 (AVR_HAVE_MOVW): (Ditto.).
2194 (AVR_HAVE_LPMX): (Ditto.).
2195 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
2196 avr_asm_only_p): Remove declaration.
2198 2008-05-15 Diego Novillo <dnovillo@google.com>
2200 * config/arm/arm.c (arm_return_in_memory): Fix return type.
2201 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
2203 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
2206 * combine.c (check_conversion): Rename back to check_promoted_subreg.
2207 Don't call record_truncated_value from here.
2208 (record_truncated_value): Turn it into a for_each_rtx callback.
2209 (record_truncated_values): New function.
2210 (combine_instructions): Call note_uses with record_truncated_values.
2211 Change name of check_conversion to check_promoted_subreg.
2213 2008-05-15 Janis Johnson <janis187@us.ibm.com>
2215 * doc/sourcebuild.texi: Document support for torture tests.
2217 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2219 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
2220 to alternative 4 of operand 2.
2222 2008-05-15 Richard Guenther <rguenther@suse.de>
2224 * tree-pass.h (current_pass): Declare.
2225 (get_pass_for_id): Likewise.
2226 * passes.c (passes_by_id, passes_by_id_size): New globals.
2227 (set_pass_for_id): New function.
2228 (get_pass_for_id): Likewise.
2229 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
2230 (execute_function_todo): Flush per function statistics.
2231 * toplev.c (compile_file): Init statistics.
2232 (general_init): Do early statistics initialization.
2233 (finalize): Finish statistics.
2234 * statistics.h (statistics_early_init): Declare.
2235 (statistics_init): Likewise.
2236 (statistics_fini): Likewise.
2237 (statistics_fini_pass): Likewise.
2238 (statistics_counter_event): Likewise.
2239 (statistics_histogram_event): Likewise.
2240 * statistics.c: New file.
2241 * Makefile.in (OBJS-common): Add statistics.o.
2242 (statistics.o): Add dependencies.
2243 * doc/invoke.texi (-fdump-statistics): Document.
2245 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
2247 (execute_pre): Use statistics_counter_event.
2248 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
2249 (substitute_and_fold): Increment it. Use statistics_counter_event.
2251 2008-05-15 Diego Novillo <dnovillo@google.com>
2253 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
2255 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
2256 * tree-ssa-alias.c (new_type_alias): Remove references to
2257 sub-variables from comment.
2258 * tree-ssa-operands.c (swap_tree_operands): Likewise.
2260 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2262 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
2263 attribute to 1 only for insertps alternative.
2265 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2267 * config/bfin/bfin.md (loadbytes): New pattern.
2268 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
2269 (bfin_init_builtins): Initialize it.
2270 (bdesc_1arg): Add it.
2272 2008-05-15 Sa Liu <saliu@de.ibm.com>
2274 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
2275 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
2276 * testsuite/lib/target-supports.exp: Add
2277 check_effective_target_fortran_integer_16.
2279 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2281 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
2282 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
2283 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
2284 (TARGET_RETURN_IN_MEMORY): Define.
2286 2008-05-15 Richard Guenther <rguenther@suse.de>
2289 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
2290 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
2291 represent unmodifiable vars.
2293 2008-05-15 Richard Guenther <rguenther@suse.de>
2295 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
2296 INDIRECT_REF and TARGET_MEM_REF.
2297 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2300 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2301 H.J. Lu <hongjiu.lu@intel.com>
2303 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
2304 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
2305 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
2306 insn alternatives. Add missing alternatives.
2307 (*vec_concatv2di_rex64_sse4_1): Likewise.
2308 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
2309 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
2312 2008-05-15 Richard Guenther <rguenther@suse.de>
2314 PR tree-optimization/36009
2315 PR tree-optimization/36204
2316 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
2317 (determine_invariantness_stmt): Record the loop a store is
2319 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
2322 2008-05-15 Richard Guenther <rguenther@suse.de>
2324 PR tree-optimization/34330
2325 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
2326 through the pointer will alias the SMT.
2328 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
2330 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
2332 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
2334 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
2336 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2337 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2339 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
2340 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
2341 (vashl_optab): New optab for vector/vector shifts.
2342 (vashr_optab): Ditto.
2343 (vlshr_optab): Ditto.
2344 (vrotl_optab): Ditto.
2345 (vrotr_optab): Ditto.
2346 (optab_subtype): New enum for optab_for_tree_code call.
2347 (optab_for_tree_code): Add enum optab_subtype argument.
2349 * optabs.c (optab_for_tree_code): Take an additional argument to
2350 distinguish between a vector shift by a scalar and vector shift by
2351 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
2352 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
2353 vector shift by a vector.
2354 (expand_widen_pattern_expr): Pass additional argument to
2355 optab_for_tree_code.
2357 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
2358 vrotl_optab, vrotr_optab.
2360 * expr.c (expand_expr_real_1): Update calls to
2361 optab_for_tree_code to distinguish between vector shifted by a
2362 scalar and vector shifted by a vector.
2363 * tree-vectorizer.c (supportable_widening_operation): Ditto.
2364 (supportable_narrowing_operation): Ditto.
2365 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
2366 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
2367 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
2368 (vect_create_epilog_for_reduction): Ditto.
2369 (vectorizable_reduction): Ditto.
2370 (vectorizable_operation): Ditto.
2371 (vect_strided_store_supported): Ditto.
2372 (vect_strided_load_supported): Ditto.
2373 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2374 * expmed.c (expand_shift): Ditto.
2376 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
2378 (ashr@var{m}3): Ditto.
2379 (vashl@var{m}3): Document new vector/vector shift standard name.
2380 (vashr@var{m}3): Ditto.
2381 (vlshr@var{m}3): Ditto.
2382 (vrotl@var{m}3): Ditto.
2383 (vrotr@var{m}3): Ditto.
2385 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
2386 (PPERM_INVERT): Ditto.
2387 (PPERM_REVERSE): Ditto.
2388 (PPERM_REV_INV): Ditto.
2389 (PPERM_ZERO): Ditto.
2390 (PPERM_ONES): Ditto.
2391 (PPERM_SIGN): Ditto.
2392 (PPERM_INV_SIGN): Ditto.
2393 (PPERM_SRC1): Ditto.
2394 (PPERM_SRC2): Ditto.
2396 * config/i386/sse.md (mulv2di3): Add SSE5 support.
2397 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
2398 allows a memory operand to be the value being added, and split it
2399 to improve vectorization.
2400 (sse5_pmacsdqh_mem): Ditto.
2401 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
2402 (sse5_mulv2div2di3_high): Ditto.
2403 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
2404 (vec_pack_trunc_v4si): Ditto.
2405 (vec_pack_trunc_v2di): Ditto.
2406 (sse5_pcmov_<mode>): Remove code that tried to use use
2407 andps/andnps instead of pcmov.
2408 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
2409 pmacsdqh instructions.
2410 (vec_widen_smult_lo_v4si): Ditto.
2412 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
2413 (PPERM_INVERT): Ditto.
2414 (PPERM_REVERSE): Ditto.
2415 (PPERM_REV_INV): Ditto.
2416 (PPERM_ZERO): Ditto.
2417 (PPERM_ONES): Ditto.
2418 (PPERM_SIGN): Ditto.
2419 (PPERM_INV_SIGN): Ditto.
2420 (PPERM_SRC1): Ditto.
2421 (PPERM_SRC2): Ditto.
2422 (ix86_expand_sse_movcc): Move the SSE5 test after the if
2424 (ix86_expand_int_vcond): If SSE5 generate all possible integer
2426 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
2427 says ignore whether the last reference is a memory operand.
2429 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2430 Paolo Bonzini <bonzini at gnu dot org>
2432 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
2435 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
2436 (vlshr<mode>3): Rename from vlshr<mode>3.
2437 (vashr<mode>3): Rename from vashr<mode>3.
2438 (mulv4sf3): Change the names of vector shift patterns.
2442 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
2445 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
2470 * config/spu/spu.md (v): New iterator macro to add v for vector types.
2471 (floatunssidf2_internal): Change vector/vector shift names.
2472 (floatunsdidf2_internal): Ditto.
2479 (vashl<mode>3): Rename from ashl<mode>3.
2480 (vashr<mode>3): Rename from ashr<mode>3.
2481 (vlshr<mode>3): Rename from lshr<mode>3.
2482 (vrotl<mode>3): Rename from rotl<mode>3.
2484 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2487 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
2488 multiply gives the wrong value when doing widening multiplies.
2489 (vec_widen_smult_lo_v4si): Ditto.
2491 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
2493 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
2494 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
2495 emit_library_call_value.
2496 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
2497 * tree.h (ECF_LIBCALL_BLOCK): Removed.
2498 * calls.c (initialize_argument_information, precompute_arguments,
2499 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
2500 (precompute_arguments): Removed flags parameter.
2501 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
2503 2008-05-14 Richard Guenther <rguenther@suse.de>
2505 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
2506 Make sure to register the store if the use is a PHI_NODE.
2508 2008-05-14 Olivier Hainque <hainque@adacore.com>
2510 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
2511 memory if the component is to be referenced in BLKmode according
2512 to get_inner_reference.
2514 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
2516 * calls.c (emit_library_call_value_1): Restore code clearing
2517 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
2519 2008-05-14 Olivier Hainque <hainque@adacore.com>
2520 Nicolas Roche <roche@adacore.com>
2522 * configure.ac: Add support for a "gcc_subdir" variable in
2523 config-lang.in, to denote a subdirectory where the language/GCC
2524 integration files are to be found.
2525 * configure: Regenerate.
2527 2008-05-14 Ira Rosen <irar@il.ibm.com>
2529 PR tree-optimization/36098
2530 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
2531 value for the first load in the group in case of a gap.
2532 (vect_build_slp_tree): Check that there are no gaps in loads.
2534 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
2536 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
2537 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
2538 expand_copysign_bit, ): Change call to emit_no_conflict_block to
2539 emit_insn and remove unneeded code to construct extra args.
2540 (emit_no_conflict_block): Removed.
2541 * optabls.h: (emit_no_conflict_block): Removed.
2542 * cse.c (cse_extended_basic_block): Remove search for
2543 REG_NO_CONFLICT note.
2544 * global.c: Removed incorrect comment added in revision 117.
2545 * expr.c (convert_move): Change call to emit_no_conflict_block to
2547 * recog.c: Change comments so that they do not mention
2549 * local_alloc.c (combine_regs): Removed last parameter.
2550 (no_conflict_p): Removed.
2551 (block_alloc): Removed note, no_conflict_combined_regno and set
2552 local vars. Removed all code to process REG_NO_CONFLICT blocks.
2553 (combine_regs): Removed already_dead and code to look for
2554 REG_NO_CONFLICT notes.
2555 * lower_subreg (remove_retval_note): Removed code to look for
2556 REG_NO_CONFLICT block.
2557 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
2558 (resolve_clobber): Remove code to process libcalls that have
2559 REG_NO_CONFLICT notes.
2560 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
2562 * combine.c (can_combine_p, distribute_notes): Removed
2563 REG_NO_CONFLICT case.
2564 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
2566 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
2567 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
2569 * reg-notes.def (NO_CONFLICT): Removed.
2571 2008-05-14 David S. Miller <davem@davemloft.net>
2573 * config/sparc/sparc.c (sparc_profile_hook): If
2574 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
2575 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
2576 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2578 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
2580 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
2582 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
2585 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
2586 and op1 expansion before vector concat to have less live pseudos.
2588 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
2590 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
2591 ix86_expand_vector_set if supported.
2593 2008-05-13 Diego Novillo <dnovillo@google.com>
2594 Kenneth Zadeck <zadeck@naturalbridge.com>
2596 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
2598 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
2599 phinodes_print_statistics, init_ssanames, fini_ssanames,
2600 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
2601 release_ssa_name, release_defs, replace_ssa_name_symbol,
2602 ssanames_print_statistics): Move ...
2603 * tree-flow.h: ... here.
2604 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
2605 Use FN instead of cfun.
2606 (make_ssa_name_fn): Rename from make_ssa_name.
2607 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
2608 * tree-flow-inline.h (make_ssa_name): Move from
2609 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
2610 * omp-low.c (expand_omp_parallel):
2611 * tree-flow-inline.h (redirect_edge_var_map_result):
2612 * tree-ssa.c (init_tree_ssa): Add argument FN.
2613 Use it instead of cfun. Update all users.
2615 2008-05-13 Tom Tromey <tromey@redhat.com>
2617 PR preprocessor/22168:
2618 * doc/cpp.texi (Top): Update menu.
2619 (Alternatives to Wrapper #ifndef): New node.
2620 (Other Directives): Document deprecation.
2621 (Obsolete Features): Remove menu.
2622 (Assertions): Merge node into Obsolete Features.
2623 (Obsolete once-only headers): Move earlier; rename to Alternatives
2625 * doc/cppopts.texi: Update.
2626 * c.opt (Wdeprecated): Enable for C and ObjC.
2627 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
2628 (C++ Dialect Options): Move -Wno-deprecated from here to...
2629 (Warning Options): ... here.
2631 2008-05-13 Richard Guenther <rguenther@suse.de>
2634 * fold-const.c (fold_sign_changed_comparison): Do not allow
2635 changes in pointer-ness.
2637 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
2640 * config/sh/sh.c (sh_expand_prologue): Don't clear
2641 RTX_FRAME_RELATED_P for push insns.
2643 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
2645 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
2647 2008-05-12 Anatoly Sokolov <aesok@post.ru>
2649 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
2650 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
2651 Use 'machine->is_leaf' instead of 'leaf_func_p'.
2653 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
2655 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
2656 (*vec_concatv4sf_sse): This.
2657 (*sse2_concatv2si): Renamed to ...
2658 (*vec_concatv2si_sse2): This.
2659 (*sse1_concatv2si): Renamed to ...
2660 (*vec_concatv2si_sse): This.
2661 (*vec_concatv2di_rex): Renamed to ...
2662 (*vec_concatv2di_rex64): This.
2663 (*vec_concatv2si_sse4_1): New.
2664 (*vec_concatv2di_rex64_sse4_1): Likewise.
2666 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
2668 PR rtl-optimization/36111
2669 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
2670 that was created for swappable operands.
2672 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
2675 * Makefile.in: Substitute GNATMAKE and GNATBIND.
2676 * configure.ac: Add call to ACX_PROG_GNAT.
2678 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
2680 * optc-gen.awk: Fix comment typo.
2682 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2684 * pretty-print.c (pp_integer_with_precision): Use
2685 HOST_LONG_LONG_FORMAT.
2687 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
2689 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
2691 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
2693 * config/i386/i386.c (bdesc_ptest): Removed.
2694 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
2695 (bdesc_args): Add __builtin_ia32_ptestz128,
2696 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
2697 (ix86_init_mmx_sse_builtins): Updated.
2698 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
2699 (ix86_expand_builtin): Updated.
2701 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
2703 * tree-cfg.c (valid_fixed_convert_types_p): New function.
2704 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
2706 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
2708 * value-prof.c (interesting_stringop_to_profile): Do not
2709 return early for BUILT_IN_MEMPCPY.
2711 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
2713 * calls.c (expand_call): Don't use callgraph to increase
2714 preferred_stack_boundary.
2716 * cgraph.h (cgraph_rtl_info): Use unsigned on
2717 preferred_incoming_stack_boundary.
2719 * final.c (rest_of_clean_state): Use unsigned on
2720 preferred_stack_boundary.
2722 2008-05-09 Tom Tromey <tromey@redhat.com>
2724 PR preprocessor/22231:
2725 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
2728 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
2730 PR tree-optimization/36129
2731 * tree-ssa-ccp.c: Include value-prof.h.
2732 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
2733 built-in function was folded to a constant.
2734 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
2736 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
2737 Sebastian Pop <sebastian.pop@amd.com>
2739 * tree-scalar-evolution.c: Document instantiate_scev.
2740 (instantiate_parameters_1): Renamed instantiate_scev_1.
2741 Don't use the same loop for instantiation_loop and evolution_loop.
2742 (instantiate_scev): New.
2743 (instantiate_parameters): Moved...
2744 (resolve_mixers): Update call to instantiate_scev_1 to pass the
2745 same loop twice. Maintains the semantics for this function.
2746 * tree-scalar-evolution.h (instantiate_scev): Declare.
2747 (instantiate_parameters): ...here. Now static inline.
2748 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
2749 instead of resolve_mixers.
2751 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2753 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
2755 2008-05-09 Tomas Bily <tbily@suse.cz>
2757 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
2758 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
2759 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2760 * c-common.c (c_common_truthvalue_conversion): Likewise.
2761 * tree-object-size.c (compute_object_offset): Likewise.
2762 * tree-inline.c (estimate_num_insns_1): Likewise.
2763 * varasm.c (const_hash_1, compare_constant, copy_constant)
2764 (compute_reloc_for_constant, output_addressed_constants)
2765 (initializer_constant_valid_p): Likewise.
2766 * c-omp.c (check_omp_for_incr_expr): Likewise.
2767 * gimplify.c (gimplify_expr): Likewise.
2768 * c-typeck.c (c_finish_return): Likewise.
2769 * tree-vectorizer.c (supportable_widening_operation)
2770 (supportable_narrowing_operation): Likewise.
2771 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
2772 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
2773 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
2774 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
2775 (descr_info_loc): Likewise.
2776 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2777 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
2778 (fold_unary): Likewise.
2779 * builtins.c (get_pointer_alignment): Likewise.
2780 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
2781 (instantiate_parameters_1): Likewise.
2782 * tree.c (expr_align, stabilize_reference): Likewise.
2783 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
2784 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
2785 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
2786 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2787 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
2788 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
2790 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
2791 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
2792 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
2793 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
2794 (forward_propagate_comparison)
2795 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2796 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
2797 * emit-rtl.c (component_ref_for_mem_expr)
2798 (set_mem_attributes_minus_bitpos): Likewise.
2799 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
2800 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
2802 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
2803 (build_function_call, pointer_diff, build_compound_expr)
2804 (c_finish_return): Likewise.
2805 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
2806 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
2808 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
2809 * expr.c (is_aligning_offset): Likewise.
2810 * tree-ssa-alias.c (is_escape_site): Likewise.
2811 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
2812 (check_all_va_list_escapes): Likewise.
2813 * tree-ssa-loop-ivopts.c (determine_base_object)
2814 (determine_common_wider_type): Likewise.
2815 * dojump.c (do_jump): Likewise.
2816 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
2817 * tree-gimple.c (is_gimple_cast): Likewise.
2818 * fold-const.c (decode_field_reference, )
2819 (fold_sign_changed_comparison, fold_unary, fold_comparison)
2820 (fold_binary): Likewise.
2821 * tree-ssa-alias-warnings.c (find_alias_site_helper)
2822 (already_warned_in_frontend_p): Likewise.
2823 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
2824 * tree.c (really_constant_p, get_unwidened): Likewise.
2825 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
2826 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
2827 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
2829 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
2831 (CONVERT_EXPR_P): Define.
2832 (CASE_CONVERT): Define.
2834 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
2837 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
2838 (delete_unmarked_insns): When deleting a call, call
2839 delete_unreachable_blocks.
2840 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
2841 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
2843 2008-05-08 Richard Guenther <rguenther@suse.de>
2845 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
2846 (-ftree-salias): Likewise.
2847 (salias-max-implicit-fields): Remove param documentation.
2848 (salias-max-array-elements): Likewise.
2849 * tree-pass.h (pass_create_structure_vars): Remove.
2850 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
2851 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
2852 * tree-ssa-alias.c (create_structure_vars): Remove.
2853 (gate_structure_vars): Likewise.
2854 (pass_create_structure_vars): Likewise.
2855 (gate_build_alias): Likewise.
2856 (pass_build_alias): Adjust to run always and dump the function.
2857 * common.opt (ftree-salias): Hide.
2858 * passes.c (init_optimization_passes): Remove
2859 pass_create_structure_vars, adjust comment.
2860 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
2861 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
2862 * opts.c (decode_options): Do not set flag_tree_salias.
2863 (common_handle_option): Add OPT_ftree_salias to the backward
2864 compatibility section.
2866 2008-05-08 Richard Guenther <rguenther@suse.de>
2868 * tree-flow-inline.h (var_can_have_subvars): Move ...
2869 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
2870 * tree-flow.h (var_can_have_subvars): Remove.
2871 (push_fields_onto_fieldstack): Remove.
2872 (sort_fieldstack): Likewise.
2873 (struct fieldoff): Move ...
2874 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
2875 alias_set and base_for_components fields.
2876 (sort_fieldstack): Make static.
2877 (push_fields_onto_fieldstack): Likewise. Remove code that
2878 handles anything but RECORD_TYPEs. Remove alias_set and
2879 base_for_components handling.
2880 (create_variable_info_for): Adjust.
2882 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
2884 * common.opt (Wframe-larger-than=): Shorten the help message
2886 * doc/invoke.texi (Wframe-larger-than=): Add more description.
2888 2008-05-08 Rafael Espindola <espindola@google.com>
2890 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
2892 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
2893 trap and that both operands are gimple values.
2894 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
2895 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
2898 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
2900 * read-rtl.c (join_c_conditions): Return the first string if the
2901 two strings are equal.
2903 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
2905 * gensupport.h (pred_data): Add a "num_codes" field.
2906 (add_predicate_code): Declare.
2907 * gensupport.c (add_predicate_code): New function.
2908 (std_pred_table): Add an "allows_const_p" field.
2909 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
2910 Remove the (incomplete) list of such codes from the codes field.
2911 (init_predicate_table): Use add_predicate_code. Add all
2912 RTX_CONST_OBJs if allows_const_p is true.
2913 * genrecog.c (process_define_predicate): Use add_predicate_code.
2915 2008-05-08 David Daney <ddaney@avtrex.com>
2916 Richard Sandiford <rsandifo@nildram.co.uk>
2918 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
2919 special case of constant zero operands.
2920 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
2921 old and new values. Special case constant zero values.
2922 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
2924 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
2925 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
2927 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
2930 * simplify-rtx.c (simplify_plus_minus): Create CONST of
2931 similar RTX_CONST_OBJ before CONST_INT.
2933 2008-05-08 Steve Ellcey <sje@cup.hp.com>
2935 * stmt.c (expand_stack_restore): Change sa mode if needed.
2937 2008-05-08 Richard Guenther <rguenther@suse.de>
2939 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
2940 return type to bool.
2941 (ix86_sol10_return_in_memory): Likewise.
2942 (ix86_i386elf_return_in_memory): Likewise.
2943 (ix86_i386interix_return_in_memory): Likewise.
2944 * config/i386/i386.c (ix86_return_in_memory): Likewise.
2945 (ix86_sol10_return_in_memory): Likewise.
2946 (ix86_i386elf_return_in_memory): Likewise.
2947 (ix86_i386interix_return_in_memory): Likewise.
2949 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
2952 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
2954 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
2955 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
2958 2008-05-08 Richard Guenther <rguenther@suse.de>
2960 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
2961 * tree-data-ref.h (struct dr_alias): Remove subvars field.
2962 (DR_SUBVARS): Remove.
2963 * tree-dfa.c (dump_subvars_for): Remove.
2964 (debug_subvars_for): Likewise.
2965 (dump_variable): Do not dump subvars.
2966 (remove_referenced_var): Do not remove subvars.
2967 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
2968 (lookup_subvars_for_var): Remove.
2969 (get_subvars_for_var): Likewise.
2970 (get_subvars_at): Likewise.
2971 (get_first_overlapping_subvar): Likewise.
2972 (overlap_subvar): Likewise.
2973 * tree-flow.h (subvar_t): Remove.
2974 (struct var_ann_d): Remove subvars field.
2975 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
2976 argument. Remove special handling of SFTs.
2977 (compute_tag_properties): Likewise.
2978 (set_initial_properties): Likewise.
2979 (compute_call_clobbered): Likewise.
2980 (count_mem_refs): Likewise.
2981 (compute_memory_partitions): Likewise.
2982 (compute_flow_insensitive_aliasing): Likewise.
2983 (setup_pointers_and_addressables): Likewise.
2984 (new_type_alias): Likewise.
2985 (struct used_part): Remove.
2986 (used_portions): Likewise.
2987 (struct used_part_map): Likewise.
2988 (used_part_map_eq): Likewise.
2989 (used_part_map_hash): Likewise.
2990 (free_used_part_map): Likewise.
2991 (up_lookup): Likewise.
2992 (up_insert): Likewise.
2993 (get_or_create_used_part_for): Likewise.
2994 (create_sft): Likewise.
2995 (create_overlap_variables_for): Likewise.
2996 (find_used_portions): Likewise.
2997 (create_structure_vars): Likewise.
2998 * tree.def (STRUCT_FIELD_TAG): Remove.
2999 * tree.h (MTAG_P): Adjust.
3000 (struct tree_memory_tag): Remove base_for_components and
3001 unpartitionable flags.
3002 (struct tree_struct_field_tag): Remove.
3003 (SFT_PARENT_VAR): Likewise.
3004 (SFT_OFFSET): Likewise.
3005 (SFT_SIZE): Likewise.
3006 (SFT_NONADDRESSABLE_P): Likewise.
3007 (SFT_ALIAS_SET): Likewise.
3008 (SFT_UNPARTITIONABLE_P): Likewise.
3009 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
3010 (union tree_node): Remove sft field.
3011 * alias.c (get_alias_set): Remove special handling of SFTs.
3012 * print-tree.c (print_node): Remove handling of SFTs.
3013 * tree-dump.c (dequeue_and_dump): Likewise.
3014 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
3015 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
3016 * tree-predcom.c (set_alias_info): Do not set subvars.
3017 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
3018 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
3019 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
3020 (add_vars_for_offset): Remove.
3021 (add_virtual_operand): Remove special handling of SFTs.
3022 (add_call_clobber_ops): Likewise.
3023 (add_call_read_ops): Likewise.
3024 (get_asm_expr_operands): Likewise.
3025 (get_modify_stmt_operands): Likewise.
3026 (get_expr_operands): Likewise.
3027 (add_to_addressable_set): Likewise.
3028 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
3029 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
3030 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
3031 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
3032 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
3033 (tree_node_structure): Likewise.
3034 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
3036 (find_what_p_points_to): Likewise.
3038 2008-05-08 Sa Liu <saliu@de.ibm.com>
3040 * config/spu/spu.md: Fixed subti3 pattern.
3042 2008-05-08 Richard Guenther <rguenther@suse.de>
3045 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
3046 sure to create a representative for trailing arrays for PTA.
3048 2008-05-08 Richard Guenther <rguenther@suse.de>
3051 * fold-const.c (operand_equal_p): Two objects which types
3052 differ in pointerness are not equal.
3054 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
3056 * calls.c (compute_argument_block_size): Add argument tree fndecl.
3057 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
3058 (emit_library_call_value_1): Add new variable fndecl initialized by
3059 NULL_TREE. It should be the decl type of orgfun, but this information
3060 seems not to be available here, so it uses the default calling abi.
3061 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
3062 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
3063 by TARGET_RETURN_IN_MEMORY.
3064 * config/i386/i386-interix.h: Likewise.
3065 * config/i386/i386.h: Likewise.
3066 * config/i386/i386elf.h: Likewise.
3067 * config/i386/ptx4-i.h: Likewise.
3068 * config/i386/sol2-10.h: Likewise.
3069 * config/i386/sysv4.h: Likewise.
3070 * config/i386/vx-common.h: Likewise.
3071 * config/cris/cris.h: Removed #if 0 clause.
3072 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
3073 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
3075 (ix86_sol10_return_in_memory): Likewise.
3076 (ix86_i386elf_return_in_memory): New.
3077 (ix86_i386interix_return_in_memory): New.
3078 * config/mt/mt-protos.h (mt_return_in_memory): New.
3079 * config/mt/mt.c: Likewise.
3080 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3081 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
3082 * config/bfin/bfin.h: Likewise.
3083 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
3085 * config/bfin/bfin.c: Likewise.
3086 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3087 * config/alpha/unicosmk.h: Likewise.
3088 * config/i386/cygming.h: Likewise.
3089 * config/iq2000/iq2000.h: Likewise.
3090 * config/mips/mips.h: Likewise.
3091 * config/mn10300/mn10300.h: Likewise.
3092 * config/rs6000/rs6000.h: Likewise.
3093 * config/score/score.h: Likewise.
3094 * config/spu/spu.h: Likewise.
3095 * config/v850/v850.h: Likewise.
3096 * defaults.h: Likewise.
3097 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
3098 * expr.c (emit_block_move): Adjust use of
3099 OUTGOING_REG_PARM_STACK_SPACE.
3100 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
3101 OUTGOING_REG_PARM_STACK_SPACE.
3102 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
3104 2008-05-08 Jakub Jelinek <jakub@redhat.com>
3106 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
3107 on OMP_RETURN for OMP_FOR.
3110 * dwarf2out.c (dw_expand_expr, common_check): Removed.
3111 (fortran_common): New function.
3112 (gen_variable_die): Call fortran_common instead of common_check,
3113 adjust for it returning tree instead of rtx. Formatting.
3115 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3119 * see.c (see_copy_insn): Copy new pure const attributes for new call.
3120 * c-decl.c (merge_decls): Ditto.
3121 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
3122 to RTL_CONST_OR_PURE_CALL_P.
3123 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
3124 Initialized DECL_LOOPING_CONST_PURE.
3125 (process_call_operands): Set tree_side_effects properly.
3126 * tree.h (TREE_READONLY_DECL_P): Removed.
3127 (DECL_IS_PURE): Renamed to DECL_PURE_P.
3128 (DECL_LOOPING_OR_CONST_P): New macro.
3129 (struct tree_function_decl): Added looping_const_or_pure_p.
3131 (ECF_LOOPING_OR_CONST_P): New macro.
3132 * rtlanal.c (pure_const_p): Removed.
3133 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
3134 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
3135 to RTL_CONST_CALL_P.
3136 * ipa-pure-const.c (pure_const_state_e): Added looping field.
3137 (check_decl, check_tree, check_call, scan_function): Initialize
3139 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
3140 (static_execute): Set looping true for recursive functions.
3141 Undo setting state to IPA_NEITHER for recursive functions.
3143 * ifcvt.c (noce_can_store_speculate_p): Changed
3144 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
3145 RTL_CONST_OR_PURE_CALL_P.
3146 * dse.c (scan_insn): Ditto.
3147 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
3148 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
3149 RTL_CONST_OR_PURE_CALL_P.
3150 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
3151 pure_call_p to RTL_CONST_CALL_P.
3152 * gimplify.c (gimplify_call_expr): Clear side effects for
3153 non-looping pure and constant calls.
3154 * calls.c (emit_call_1): Set rtl flags from ecf flags.
3155 (flags_from_decl_or_type): Set ecf flags from decl flags.
3156 (initialize_argument_information): Turn off
3157 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
3158 Change const to pure if callee_copies is true rather than just
3160 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
3161 way of marking pure calls.
3162 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
3163 Remove hack that was supposed to fix pr7335 and remove old
3164 way of marking pure calls.
3165 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
3166 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
3167 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
3168 RTL_CONST_OR_PURE_CALL_P.
3169 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
3170 * loop-invariant.c (find_exits, find_invariant_bb): Changed
3171 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
3172 * sched-deps.c (schedule_analyze): Ditto.
3173 * rtl.h (struct rtx_def): Use call field, unchanging field, and
3174 return_val field of calls to represent pure and const function info.
3175 (CONST_OR_PURE_CALL_P): Deleted macro.
3176 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
3177 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
3178 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
3180 * tree-optimize.c (execute_fixup_cfg): Added test for
3181 ECF_LOOPING_CONST_OR_PURE.
3182 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
3184 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
3185 effects for looping pure or const calls.
3186 (verify_gimple_expr): Added verification code.
3187 * config/alpha/alpha.c (alpha_legitimize_address,
3188 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
3190 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
3191 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
3192 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
3193 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
3194 RTL_CONST_OR_PURE_CALL_P.
3195 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
3196 and const calls to be deleted.
3198 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3201 * config/i386/mmx.md (mmx_subv2sf3): New expander.
3202 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
3203 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
3204 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3205 to handle nonimmediate operands.
3206 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
3207 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
3208 to handle nonimmediate operands.
3209 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
3210 (mmx_pmulhrwv4hi3): New expander. Use
3211 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3212 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
3213 (sse2_umulv1siv1di3): New expander. Use
3214 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3215 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
3216 (mmx_eq<mode>3): New expander. Use
3217 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3218 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
3219 (mmx_uavgv8qi3): New expander. Use
3220 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3221 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
3222 (mmx_uavgv4hi3): New expander. Use
3223 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3225 * config/i386/sse.md
3226 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
3227 to handle nonimmediate operands.
3228 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
3229 to handle nonimmediate operands.
3230 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
3231 to handle nonimmediate operands.
3232 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
3233 to handle nonimmediate operands.
3234 (sse2_unpckhpd_exp): New expander. Use
3235 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3236 (sse2_unpcklpd_exp): New expander. Use
3237 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3238 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
3239 to handle nonimmediate operands.
3240 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
3241 to handle nonimmediate operands.
3242 (*sse2_<plusminus_insn><mode>3): Rename from
3243 sse2_<plusminus_insn><mode>3 insn pattern.
3244 (sse2_<plusminus_insn><mode>3): New expander. Use
3245 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3246 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
3247 (sse2_umulv2siv2di3): New expander. Use
3248 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3249 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
3250 (sse4_1_mulv2siv2di3): New expander. Use
3251 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3252 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
3253 (sse2_pmaddwd): New expander. Use
3254 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3255 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
3256 (sse2_eq<mode>3): New expander. Use
3257 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3258 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
3259 (sse4_1_eqv2di3): New expander. Use
3260 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3261 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3262 (sse2_uavgv16qi3): New expander. Use
3263 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3264 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3265 (sse2_uavgv16qi3): New expander. Use
3266 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3267 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
3268 (sse2_uavgv8hi3): New expander. Use
3269 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3270 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
3271 (ssse3_pmulhrswv8hi3): New expander. Use
3272 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3273 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
3274 (ssse3_pmulhrswv4hi3): New expander. Use
3275 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3277 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
3278 (<sse>_vmmul<mode>3): Ditto.
3279 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
3281 (ssse3_pmaddubsw128): Use register_operand for operand 1.
3282 (ssse3_pmaddubsw): Ditto.
3284 * config/i386/i386.c (struct_builtin_description)
3285 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
3286 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
3287 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
3288 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
3289 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
3290 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
3291 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
3292 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
3293 (ix86_fixup_binary_operands): Assert that src1
3294 and src2 must have the same mode when swapped.
3295 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
3296 and ix86_binary_operator_ok. Do not force operands in registers
3299 2008-05-07 Jan Hubicka <jh@suse.cz>
3301 * cgraph.c (dump_cgraph_node): Update.
3302 * cgraph.h (cgraph_local_info): Break out inline summary.
3303 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
3305 * ipa-inline (inline_summary): New accestor function.
3306 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
3307 cgraph_decide_inlining, compute_inline_parameters): Update.
3308 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
3310 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
3312 Cleanup ColdFire scheduling support and add V4 pipeline model.
3314 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
3315 (define_attr cpu): Add cfv4 value.
3316 (define_attr type, define_attr type1): Merge into a single 'type'
3317 attribute. Update all uses.
3318 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
3319 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
3321 (define_attr opx_mem, define_attr opy_mem): Remove.
3322 (define_attr op_mem): Clean up, update comment.
3323 (define_attr size): Use specific values instead of general int.
3324 (define_attr guess, define_attr split): Remove. Update all uses.
3325 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
3326 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
3327 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
3328 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
3329 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
3330 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
3331 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
3332 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
3333 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
3334 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
3335 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
3336 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
3337 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
3338 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
3339 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
3340 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
3341 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
3342 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
3343 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
3344 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
3345 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
3346 Update or set attributes.
3347 (stack_tie): New fake instruction.
3349 * config/m68k/m68k.h (TUNE_CFV4): New macro.
3350 (m68k_sched_attr_size): Update declaration.
3351 (m68k_sched_attr_type2): Remove.
3352 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
3353 Declare new bypass predicates.
3355 * config/m68k/m68k.c (m68k_sched_issue_rate,
3356 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
3358 (TARGET_SCHED_ISSUE_RATE,
3359 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
3360 (override_options): Handle scheduling for ColdFire V4 core.
3361 (m68k_expand_prologue): Emit stack_tie.
3362 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
3363 'OP_TYPE_FPN'. Update all uses.
3364 (sched_guess_p): Remove.
3365 (sched_address_type): Handle symbolic addresses.
3366 (sched_get_operand): New static function.
3367 (sched_operand_type): Merge into sched_attr_op_type.
3368 (sched_attr_op_type): Handle FP registers, handle quick constants,
3370 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
3371 (m68k_sched_attr_size): Update. Move logic to ...
3372 (sched_get_attr_size_int): New static function.
3373 (sched_get_opxy_mem_type): New static function.
3374 (m68k_sched_attr_op_mem): Update.
3375 (m68k_sched_attr_type2): Remove.
3376 (sched_cfv4_bypass_data): New static variable.
3377 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
3378 (m68k_sched_issue_rate): Implement scheduler hook.
3379 (struct _sched_ib: enabled_p): New field.
3380 (m68k_sched_variable_issue): Update. Handle V4.
3381 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
3382 sched_dump_class_func_t, sched_dump_split_class,
3383 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
3384 sched_dump_dfa_class, m68k_sched_dump): Remove.
3385 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
3387 (m68k_sched_init_global): Remove statisctics dumping, introduce
3388 sanity check that all instructions have pipeline reservations. Handle
3390 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
3391 Handle ColdFire V4 core.
3392 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
3393 New static functions.
3394 (m68k_sched_address_bypass_p): New bypass predicate.
3395 (sched_get_indexed_address_scale): New static function.
3396 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
3398 * cf.md: Update comments.
3399 (define_attr type2): Remove. Use 'type' attribute instead.
3401 (cf_ib): Rename to cfv123_ib. Update all uses.
3402 (cf_oep): Rename to cfv123_oep. Update all uses.
3403 (cf_chr): Rename to cfv123_chr. Update all uses.
3404 (cf_mem): Rename to cfv123_mem. Update all uses.
3405 (cf_mac): Move to more appropriate place.
3406 (cfv123_guess): New automaton and cpu_unit.
3407 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
3408 Update uses of 'size' attribute. Handle before reload scheduling.
3409 (cfv123_guess): New dummy reservation for unhandled instructions.
3410 (cfv4_*): Pipeline description of ColdFire V4 core.
3411 (ignore): New reservation to handle 'ignore' type.
3413 2008-05-07 Ian Lance Taylor <iant@google.com>
3416 * gimplify.c (find_single_pointer_decl_1): Don't look through
3418 (find_single_pointer_decl): Adjust comments.
3420 2008-05-07 Jakub Jelinek <jakub@redhat.com>
3423 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
3424 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
3427 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
3428 integral type rather than floating point, then VIEW_CONVERT_EXPR
3429 to the floating point type.
3431 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3433 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
3434 TFmode op0 to register.
3436 2008-05-07 Alan Modra <amodra@bigpond.net.au>
3438 * c-decl.c (grokdeclarator): Comment typo.
3440 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
3442 * tree-flow.h: Remove prototype for computed_goto_p.
3443 * tree-cfg.c (computed_goto_p): Make static.
3445 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
3448 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
3449 (contains_aligned_value_p): This. Handle _Decimal128.
3450 (ix86_function_arg_boundary): Only align _Decimal128 to its
3451 natural boundary and handle it properly.
3453 2008-05-06 Martin Jambor <mjambor@suse.cz>
3455 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
3456 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
3457 (ipcp_method_set_orig_node): Removed.
3458 (ipcp_cval_get_cvalue_type): Removed.
3459 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
3460 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
3461 (ipcp_cval_set_cvalue_type): Removed.
3462 (ipcp_cval_get_cvalue): Removed.
3463 (ipcp_cval_set_cvalue): Removed.
3464 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
3465 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
3466 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
3467 (ipcp_cval_meet): Renamed to ipa_lattice_meet
3468 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
3469 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
3470 (ipcp_get_ith_lattice): Changed parameters.
3471 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
3472 (ipcp_lattice_from_jfunc): Changed parameters.
3473 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
3474 (ipcp_method_cval_print): Added temporary variable info.
3475 (ipcp_redirect): Removed already unused local variable caller.
3476 (ipcp_redirect): New temporary variable orig_callee_info
3477 (ipcp_redirect): Removed newly unused local variable callee.
3478 (ipcp_redirect): Removed (a bit confusing) local variable type.
3479 (ipcp_insert_stage): Added local variable info.
3480 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
3482 (ipcp_formal_create): Removed.
3483 (ipcp_method_cval_set): Removed.
3484 (ipcp_propagate_stage): Renamed lattice variables.
3485 (ipcp_method_cval_set_cvalue_type): Removed.
3486 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
3487 (ipcp_print_all_lattices): Changed printed strings to refer to
3488 lattices rather than cvals.
3489 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
3490 (ipcp_propagate_const): Changed formal parameters.
3491 (build_const_val): Changed formal parameters.
3492 (ipcp_insert_stage): Removed useless variable cvalue
3493 (build_const_val): Changed formal parameters.
3494 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
3495 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
3496 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
3497 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
3498 (ipcp_print_func_profile_counts): Changed string from "method" to
3500 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
3501 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
3502 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
3503 (ipcp_structures_print): Renamed to ipcp_print_all_structures
3504 (ipcp_profile_print): Renamed to ipcp_print_profile_data
3505 (ipcp_lat_is_const): Changed parameters and made inline.
3506 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
3507 (ipcp_redirect): Renamed to ipcp_need_redirect_p
3508 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
3509 the predicate condition directly
3510 (ipcp_propagate_stage): Added local variable args. Removed local
3511 variable callee. (Both are mere code simplifications.)
3512 (ipcp_method_dont_insert_const): Renamed to
3513 ipcp_node_not_modifiable_p.
3514 (ipcp_node_not_modifiable_p): Made inline.
3515 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
3516 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
3517 (ipcp_print_all_lattices): Removed variable cvalue
3518 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
3521 2008-05-06 Olivier Hainque <hainque@adacore.com>
3523 * tree-sra.c (try_instantiate_multiple_fields): Early return
3524 if field has POINTER_TYPE.
3526 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
3528 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
3529 by using 'q' specifier for instruction.
3530 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
3532 2008-05-06 Anatoly Sokolov <aesok@post.ru>
3534 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
3535 Change mode of zero_extract from QImode to HImode.
3536 (sign bit tests peepholes): (Ditto.).
3538 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
3540 * config/i386/mmx.md: Remove double backslashes from asm templates.
3541 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
3542 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3543 to handle nonimmediate operands.
3544 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
3545 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3546 to handle nonimmediate operands.
3547 (*mmx_<code>v2sf3_finite): New insn pattern.
3548 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
3549 (mmx_<code>v2sf3): New expander. Use
3550 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3551 (mmx_<plusminus_insn><mode>3): New expander. Use
3552 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3553 (*mmx_<plusminus_insn><mode>3): New insn pattern.
3554 (mmx_add<mode>3): Removed.
3555 (mmx_ssadd<mode>3): Ditto.
3556 (mmx_usadd<mode>3): Ditto.
3557 (mmx_sub<mode>3): Ditto.
3558 (mmx_sssub<mode>3): Ditto.
3559 (mmx_ussub<mode>3): Ditto.
3560 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
3561 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
3562 to handle nonimmediate operands.
3563 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
3565 (mmx_smulv4hi3_highpart): New expander. Use
3566 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3567 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
3569 (mmx_umulv4hi3_highpart): New expander. Use
3570 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3571 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
3572 (mmx_<code>v4hi3): New expander. Use
3573 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3574 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
3575 (mmx_<code>v8qi3): New expander. Use
3576 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3577 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
3578 (mmx_<code><mode>3): New expander. Use
3579 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3581 2008-05-05 Jan Hubicka <jh@suse.cz>
3583 PR tree-optimization/36118
3584 * passes.c (pass_init_dump_file): Fix dump header.
3586 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3589 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
3590 VCE for function decls.
3592 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
3594 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
3596 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
3598 * config/i386/i386.md (sat_plusminus): New.
3599 (plusminus_insn): Likewise.
3600 (plusminus_mnemonic): Likewise.
3602 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
3603 (*<addsub><mode>3_cc_overflow): Renamed to ...
3604 (*<plusminus_insn><mode>3_cc_overflow): This.
3605 (*<addsub>si3_zext_cc_overflow): Renamed to ...
3606 (*<plusminus_insn>si3_zext_cc_overflow): This.
3608 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
3609 (<plusminus_insn><mode>3): This.
3610 (*<addsub><mode>3): Renamed to ...
3611 (*<plusminus_insn><mode>3): This.
3612 (<sse>_vm<addsub><mode>3): Renamed to ...
3613 (<sse>_vm<plusminus_insn><mode>3): This.
3614 (sse3_h<addsub>v4sf3): Renamed to ...
3615 (sse3_h<plusminus_insn>v4sf3): This.
3616 (sse3_h<addsub>v2df3): Renamed to ...
3617 (sse3_h<plusminus_insn>v2df3): This.
3618 (<plusminus_insn><mode>3): New.
3619 (*<plusminus_insn><mode>3): Likewise.
3620 (sse2_<plusminus_insn><mode>3): Likewise.
3621 (add<mode>): Removed.
3622 (*add<mode>3): Likewise.
3623 (sse2_ssadd<mode>3): Likewise.
3624 (sse2_usadd<mode>3): Likewise.
3625 (sub<mode>3): Likewise.
3626 (*sub<mode>3): Likewise.
3627 (sse2_sssub<mode>3): Likewise.
3628 (sse2_ussub<mode>3): Likewise.
3630 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
3632 * gthr-single.h: Add in required interface elements as per gthr.h.
3633 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
3634 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
3635 Generalize UNUSED macro.
3636 (__gthread_once): Add.
3637 (__gthread_key_create): Add.
3638 (__gthread_key_delete): Add.
3639 (__gthread_getspecific): Add.
3640 (__gthread_setspecific): Add.
3642 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
3644 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
3645 the same size types for the indirect reference on the rhs, then
3648 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
3650 * config/i386/i386.md
3651 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
3652 one insn template instead of template series.
3653 (*xordi_1_rex64): Ditto.
3654 (*xordi_2_rex64): Ditto.
3656 2008-05-05 Ira Rosen <irar@il.ibm.com>
3658 PR tree-optimization/36119
3659 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
3662 2008-06-04 Jan Hubicka <jh@suse.cz>
3664 tree-optimization/36100
3665 * tree-pass.h (pass_O0_always_inline): Declare.
3666 * ipa-inline.c (inline_transform): Remove dead code.
3667 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
3668 pass_O0_always_inline): New.
3669 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
3671 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
3673 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
3674 mnemonic in this_param move for TARGET_64BIT.
3676 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
3678 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
3679 (*strmovsi_rex_1): Ditto.
3680 (*strsetsi_1): Ditto.
3681 (*strsetsi_rex_1): Ditto.
3683 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
3684 adddicc expanders using SWI mode iterator.
3686 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
3689 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
3692 2008-05-04 David S. Miller <davem@davemloft.net>
3694 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
3695 (sparc*-*-linux*): Use linux.h in tm_file.
3696 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
3697 compiler defaulting to 32-bit.
3698 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
3700 * config/sparc/linux.h: Remove definitions now obtained
3701 properly from linux.h
3702 * config/sparc/linux64.h: Likewise.
3703 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
3704 don't want this setting for 32-bit builds in a biarch compiler.
3705 * doc/install.texi: Add sparc-linux to list of targets
3706 supporting --enable-targets=all.
3708 2008-05-03 Andrew Pinski <pinskia@gmail.com>
3710 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
3712 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
3714 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
3715 after V4SI_FTYPE_V8HI.
3716 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
3717 case V4SI_FTYPE_V2DF.
3719 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
3721 * doc/invoke.texi (max-flow-memory-locations): Removed.
3722 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
3724 2008-05-03 Richard Guenther <rguenther@suse.de>
3727 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
3729 2008-05-02 David S. Miller <davem@davemloft.net>
3731 * config.gcc (need_64bit_hwint): Document libcpp dependency.
3733 2008-05-02 Simon Baldwin <simonb@google.com>
3736 * c-common.h (warn_array_subscript_range): Removed.
3737 * c-common.c (warn_array_subscript_range): Ditto.
3738 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
3739 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
3741 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3743 * config/i386/i386.c (ix86_special_builtin_type): New.
3744 (bdesc_special_args): Likewise.
3745 (ix86_expand_special_args_builtin): Likewise.
3746 (ix86_init_mmx_sse_builtins): Updated.
3747 (ix86_expand_builtin): Updated.
3748 (ix86_expand_store_builtin): Removed.
3749 (ix86_expand_unop_builtin): Likewise.
3751 * config/i386/mm3dnow.h (__v2sf): Moved to ...
3752 * config/i386/mmintrin.h (__v2sf): Here.
3754 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
3756 (_mm_loadl_pi): Likewise.
3757 (_mm_storeh_pi): Replace __v2si with __v2sf.
3758 (_mm_storel_pi): Likewise.
3760 * doc/extend.texi: Correct __builtin_ia32_loadhps,
3761 __builtin_ia32_loadlps, __builtin_ia32_storehps,
3762 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
3763 __builtin_ia32_loadlpd.
3765 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3767 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
3768 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
3769 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
3770 (ix86_init_mmx_sse_builtins): Updated.
3771 (ix86_expand_args_builtin): Likewise.
3772 (ix86_expand_builtin): Likewise.
3773 (ix86_expand_unop1_builtin): Renamed to ...
3774 (ix86_expand_unop_vec_merge_builtin): This.
3776 2008-05-01 Jan Hubicka <jh@suse.cz>
3779 * ipa-inline.c (inline_generate_summary): Make static.
3780 (inline_transform): Do not call inlining at -O0; make static.
3781 * passes.c (execute_todo): Add sanity check.
3782 (execute_one_ipa_transform_pass): Execute proper flags.
3784 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
3786 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
3787 (DECL_NONADDRESSABLE_P): Likewise.
3788 * alias.c (record_component_aliases): Fix comment.
3790 2008-05-01 Simon Baldwin <simonb@google.com>
3792 * c-common.h (warn_array_subscript_range): New function.
3793 * c-common.c (warn_array_subscript_range): Ditto.
3794 * tree-vrp.c (check_array_ref): Corrected code to agree with
3795 comment, ignoring only arrays of size 0 or size 1.
3796 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
3798 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3800 * config/i386/i386.c (ix86_builtin_type): Replace
3801 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
3802 (bdesc_args): Updated.
3803 (ix86_init_mmx_sse_builtins): Likewise.
3804 (ix86_expand_args_builtin): Likewise.
3806 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
3809 * doc/extend.texi: Correct __builtin_ia32_palignr.
3811 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3814 * config/i386/i386.c (bdesc_crc32): Removed.
3815 (ix86_expand_crc32): Likewise.
3816 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
3817 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
3818 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
3819 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
3820 UINT_FTYPE_UINT_UCHAR.
3821 (bdesc_args): Updated. Add crc32 builtins.
3822 (ix86_init_mmx_sse_builtins): Updated.
3823 (ix86_expand_args_builtin): Updated to support subreg.
3825 * doc/extend.texi: Correct __builtin_ia32_crc32di.
3827 2008-05-01 Jan Hubicka <jh@suse.cz>
3829 * tree-pass.h (opt_pass): Add IPA_PASS.
3830 (varpool_node, cgraph_node): Forward declare.
3831 (ipa_opt_pass): Define.
3832 (pass_ipa_inline): Turn into ipa_opt_pass.
3833 (pass_apply_inline): Remove.
3834 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
3835 (apply_inline): Turn into ....
3836 (inline_transform): ... this one.
3837 (inline_generate_summary): New function.
3838 (pass_apply_inline): Remove.
3839 * function.h (ipa_opt_pass): Forward declare structure; typedef;
3841 (struct function): Add ipa_transforms_to_apply.
3842 * passes.c (register_one_dump_file): Work on IPA_PASS.
3843 (init_optimization_passes): Remove pass_inline_parameters and
3845 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
3846 (execute_one_pass) ... here; apply transforms when possible.
3847 (add_ipa_transform_pass, execute_ipa_summary_asses,
3848 execute_one_ipa_transform_pass): New.
3849 (execute_ipa_pass_list): Update for IPA_PASS type.
3851 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3853 * config/i386/i386.c (ix86_builtin_type): Add
3854 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
3855 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
3856 (bdesc_args): Add SSE4a builtins.
3857 (ix86_init_mmx_sse_builtins): Updated.
3858 (ix86_expand_args_builtin): Likewise.
3859 (ix86_expand_builtin): Likewise.
3861 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3863 * config/i386/i386.c (ix86_builtin_type): Add
3864 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
3865 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
3866 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
3867 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
3868 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
3869 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
3870 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
3871 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
3872 and DI_FTYPE_DI_DI_INT.
3873 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
3874 (ix86_init_mmx_sse_builtins): Updated.
3875 (ix86_expand_args_builtin): Likewise.
3876 (ix86_expand_builtin): Likewise.
3877 (ix86_expand_binop_imm_builtin): Removed.
3879 * doc/extend.texi: Correct __builtin_ia32_palignr128.
3881 2008-04-30 Richard Guenther <rguenther@suse.de>
3883 PR tree-optimization/32921
3884 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
3886 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
3888 * config/arm/arm.c (arm_unwind_emit): Use
3889 crtl->all_throwers_are_sibcalls instead of
3890 cfun->all_throwers_are_sibcalls.
3891 (arm_output_fn_unwind): Likewise.
3892 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
3893 instead of cfun->uses_pic_offset_table.
3894 (frv_expand_prologue): Likewise.
3895 (frv_frame_pointer_required): Likewise.
3896 (frv_expand_fdpic_call): Likewise.
3897 (frv_emit_movsi): Likewise.
3898 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
3899 cfun->returns_pcc_struct instead of
3900 current_function_returns_pcc_struct.
3901 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
3902 instead of cfun->calls_eh_return.
3903 (m32c_pushm_popm): Likewise.
3904 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
3905 "extern" declaration.
3907 2008-04-30 Richard Guenther <rguenther@suse.de>
3909 PR tree-optimization/21636
3910 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
3912 (evaluate_stmt): Print the likely value.
3913 (ccp_visit_stmt): Avoid excessive vertical spacing.
3915 2008-04-30 Rafael Espindola <espindola@google.com>
3917 * builtins.c (fold_call_expr): Return realret.
3918 * tree-ssa-threadedge.c
3919 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
3920 __builtin_object_size.
3922 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
3924 * gcc.c (wrapper_string): New variable.
3925 (insert_wrapper): New function.
3926 (execute): New option -wrapper.
3927 * doc/invoke.texi (Overall Options): New driver option -wrapper.
3929 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
3931 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
3932 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
3933 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
3935 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
3936 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
3937 config/rs6000/e500crtres64gprctr.asm,
3938 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
3939 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
3940 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
3941 config/rs6000/e500crtsav64gprctr.asm,
3942 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
3943 config/rs6000/e500crtsavg64gprctr.asm: New files.
3944 * config/rs6000/t-ppccomm: Add build rules for new files.
3945 (LIB2FUNCS_STATIC_EXTRA): Add new files.
3946 * config/rs6000/t-netbsd: Add build rules for new files.
3947 (LIB2FUNCS_STATIC_EXTRA): New variable.
3948 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
3949 (CRTSAVRES_DEFAULT_SPEC): Likewise.
3950 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
3952 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
3954 * config/i386/i386.c (ix86_builtin_type): Add
3955 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
3956 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
3957 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
3958 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
3959 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
3960 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
3961 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
3962 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
3963 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
3964 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
3965 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
3966 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
3967 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
3968 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
3969 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
3970 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
3971 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
3972 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
3973 V1DI_FTYPE_V2SI_V2SI.
3974 (bdesc_2arg): Moved to ...
3976 (ix86_init_mmx_sse_builtins): Updated.
3977 (ix86_expand_args_builtin): Updated. Take a pointer
3978 to const struct builtin_description. Handle comparison
3980 (ix86_expand_sse_compare): Take a new argument for swapping operands.
3981 (ix86_expand_builtin): Updated.
3983 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
3984 (ssse3_pmaddubsw128): This.
3985 (ssse3_pmaddubswv4hi3): Renamed to ...
3986 (ssse3_pmaddubsw): This.
3988 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
3989 (__builtin_ia32_packssdw128): Likewise.
3990 (__builtin_ia32_packuswb128): Likewise.
3991 (__builtin_ia32_pmaddubsw): Likewise.
3992 (__builtin_ia32_pmaddubsw128): Likewise.
3994 2008-04-30 Richard Guenther <rguenther@suse.de>
3996 PR tree-optimization/14847
3997 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
3998 (recognize_bits_test): Use it.
3999 (recognize_single_bit_test): Likewise.
4001 2008-04-30 Martin Jambor <mjambor@suse.cz>
4003 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
4004 instead of setting number of formal parameters to zero.
4005 (ipcp_init_stage): Do not set the number of actual parameters to zero
4007 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
4008 which are called with variable number of arguments.
4009 (ipcp_insert_stage): Explicitely skipping all nodes which are
4010 called with variable number of arguments.
4011 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
4012 number of parameters.
4014 * ipa-prop.h (struct ipa_node_params): Added flag
4015 called_with_var_arguments
4016 (ipa_set_param_count): Added. Changed sole setter to use it.
4017 (ipa_get_param_count): Added. All readers of param_count
4018 converted to use it instead.
4019 (ipa_set_called_with_variable_arg): Added.
4020 (ipa_is_called_with_var_arguments): Added.
4021 (ipa_get_ith_param): Added. All readers of param_decls converted
4023 (ipa_set_cs_argument_count): Added, sole writer to argument_count
4025 (ipa_get_cs_argument_count): Added, all readers of argument_count
4027 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
4030 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
4031 (struct ipcp_lattice): Renamed cval_type to type
4032 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
4034 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
4035 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
4036 (ipcp_insert_stage): Changed the type of variable cvalue to tree
4037 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
4038 (build_const_val): Changed the type of parameter cvalue to tree
4039 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
4040 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
4042 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
4045 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
4046 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
4047 (ipa_add_method): Renamed to ipa_push_func_to_list
4048 (ipa_remove_method): Renamed to ipa_pop_func_from_list
4049 (ipa_callsite_param_count): Removed.
4050 (ipa_callsite_param_count_set): Removed.
4051 (ipa_callsite_param): Removed.
4052 (ipa_callsite_callee): Removed.
4053 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
4054 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
4055 (ipa_method_formal_count): Removed.
4056 (ipa_method_formal_count_set): Removed.
4057 (ipa_method_get_tree): Removed.
4058 (ipa_method_tree_map_create): Removed.
4059 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
4060 (ipa_create_param_decls_array): Creates the array itself
4061 (ipa_create_param_decls_array): Temporary variable info instead of
4063 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
4064 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
4065 (get_type): Removed.
4066 (ipa_jf_get_info_type): Removed.
4067 (ipa_node_create): Renamed to ipa_create_node_params
4068 (ipa_free): Renamed to ipa_free_all_node_params
4069 (ipa_nodes_create): Renamed to ipa_create_all_node_params
4070 (ipa_edges_create): Renamed to ipa_create_all_edge_args
4071 (ipa_edges_free): Renamed to ipa_free_all_edge_args
4072 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
4073 (ipa_free_all_node_params): Deallocation to jump_functions moved to
4074 ipa_free_all_edge_args
4075 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
4076 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
4077 (ipa_create_methodlist_node): Removed.
4078 (ipa_methodlist_method): Removed.
4079 (ipa_methodlist_method_set): Removed.
4080 (ipa_methodlist_next_method): Removed.
4081 (ipa_methodlist_next_method_set): Removed.
4082 (ipa_method_is_modified): Removed.
4083 (ipa_method_modify_create): Removed.
4084 (ipa_method_modify_init): Temporary variable info instead of a few
4086 (ipa_detect_param_modifications): Temporary variable info instead of
4088 (ipa_compute_jump_functions): Temporary variable info instead of
4090 (ipa_method_modify_set): Removed.
4091 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
4092 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
4093 than craph_node as the first parameter.
4094 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
4095 (ipa_method_modify_init): Removed.
4096 (ipa_compute_jump_functions): Added a temp variable instead of
4097 repeatadly dereferencing the cgraph_edge.aux pointer
4098 (ipa_callsite_param_set_type): Removed.
4099 (ipa_compute_jump_functions): i renamed to index and moved to
4101 (ipa_callsite_param_set_info_type_formal): Removed.
4102 (ipa_callsite_param_set_info_type): Removed.
4103 (ipa_callsite_param_map_create): Removed.
4104 (ipa_callsite_tree): Removed.
4105 (ipa_callsite_caller): Removed.
4106 (ipa_pop_func_from_list): return_method removed to return_func
4108 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
4109 prefixed all values with IPA_. Changed all users.
4110 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
4111 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
4112 and FORMAL_IPATYPE IPA_PASS_THROUGH.
4113 (union parameter_info): Renamed to jump_func_value.
4114 (union jump_func_value): Renamed value to constant
4115 (struct ipa_jump_func): Renamed info_type to value
4116 (struct ipa_node): Renamed to ipa_node_params
4117 (struct ipa_node_params): Renamed ipa_arg_num to param_count
4118 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
4119 (struct ipa_node_params): Renamed ipa_mod to modified_flags
4120 (struct ipa_edge): Renamed to ipa_edge_args
4121 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
4122 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
4123 (struct ipa_methodlist): Renamed to ipa_func_list
4124 (struct ipa_func_list): method_p renamed to node, next_method
4126 (ipa_methodlist_p): Removed, switched all users to struct pointer
4127 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
4129 2008-04-30 Alan Modra <amodra@bigpond.net.au>
4131 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
4132 (rs6000_emit_epilogue): Use backchain to restore only when we
4133 have a large frame. Make use of frame pointer to restore if we
4134 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
4136 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
4138 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
4139 Add mode to zero_extract.
4140 (sign bit tests peepholes): (Ditto.).
4142 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
4144 * config/i386/i386.c (ix86_builtins): Replace Prescott New
4145 Instructions in comments with SSE3.
4146 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
4147 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
4148 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
4149 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
4150 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
4151 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
4152 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
4153 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
4154 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
4155 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
4156 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
4157 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
4158 (bdesc_sse_args): Renamed to ...
4159 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
4160 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
4161 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
4163 (bdesc_1arg): Moved to ...
4165 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
4166 Instructions in comments with SSE3.
4167 (ix86_expand_sse_operands_builtin): Renamed to ...
4168 (ix86_expand_args_builtin): This. Updated.
4169 (ix86_expand_unop1_builtin): Update comments.
4170 (ix86_expand_builtin): Updated.
4172 2008-04-29 Richard Guenther <rguenther@suse.de>
4174 PR tree-optimization/36078
4175 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
4176 Update virtual SSA form after cleaning up the CFG.
4178 2008-04-29 Richard Guenther <rguenther@suse.de>
4181 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
4183 2008-04-29 Richard Guenther <rguenther@suse.de>
4185 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
4186 (compute_may_aliases): Do not call finalize_ref_all_pointers.
4187 (compute_flow_insensitive_aliasing): Do not treat
4188 PTR_IS_REF_ALL pointers special.
4189 (get_smt_for): Likewise.
4190 (may_alias_p): Re-structure.
4191 (is_escape_site): A ref-all pointer conversion is not an escape site.
4192 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
4193 PTR_IS_REF_ALL pointers special.
4194 * tree-ssa-structalias.h (struct alias_info): Remove
4195 ref_all_symbol_mem_tag field.
4196 (PTR_IS_REF_ALL): Remove.
4198 2008-04-29 Richard Guenther <rguenther@suse.de>
4201 * fold-const.c (extract_muldiv_1): In combining division constants
4202 make sure to never overflow.
4204 2008-04-29 Nick Clifton <nickc@redhat.com>
4206 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
4208 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4211 * optc-gen.awk: Work around HP-UX/IA awk bug.
4213 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
4215 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
4218 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4221 * config/i386/i386.md
4222 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
4223 Change operand 1 predicate to nonimmediate_operand.
4225 2008-04-28 Jakub Jelinek <jakub@redhat.com>
4228 * dwarf2out.c (struct die_struct): Mark as chain_circular through
4230 * gengtype.c (walk_type, write_func_for_structure): Handle
4232 * doc/gty.texi: Document chain_circular.
4234 2008-04-28 Richard Guenther <rguenther@suse.de>
4236 PR tree-optimization/36066
4237 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
4240 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4243 * config/i386/i386.md
4244 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
4245 Use match_scratch instead of match_operand for operands 3 and 4.
4247 2008-04-27 Richard Guenther <rguenther@suse.de>
4249 PR tree-optimization/18754
4250 PR tree-optimization/34223
4251 * tree-pass.h (pass_complete_unrolli): Declare.
4252 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
4253 loop size before and after unconditionally of UL_NO_GROWTH in effect.
4254 Rewrite loop into loop closed SSA form if it is not already.
4255 (tree_unroll_loops_completely): Re-structure to iterate over
4256 innermost loops with intermediate CFG cleanups.
4257 Unroll outermost loops only if requested or the code does not grow
4259 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
4260 loops are available.
4261 (tree_vectorize): Instead do so here.
4262 (tree_complete_unroll): Also unroll outermost loops.
4263 (tree_complete_unroll_inner): New function.
4264 (gate_tree_complete_unroll_inner): Likewise.
4265 (pass_complete_unrolli): New pass.
4266 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
4267 uses outside of the loop.
4268 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
4269 form if it is available.
4270 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
4271 * passes.c (init_optimization_passes): Schedule complete inner
4272 loop unrolling pass before the first CCP pass after final inlining.
4274 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
4276 * targhooks.h (default_emutls_var_fields,
4277 default_emutls_var_init): Declare.
4278 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
4279 * target.h (struct gcc_target): Add struct emutls member.
4280 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
4281 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
4282 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
4283 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
4284 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
4285 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
4286 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
4287 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
4288 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
4289 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
4290 emit debug information.
4291 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
4292 * varasm.c: Include targhooks.h.
4293 (emutls_object_section, emutls_tmpl_section): New.
4294 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
4295 (EMUTLS_SEPARATOR): New.
4297 (get_emutls_object_name): New.
4298 (default_emutls_var_fields): New, broken out of ...
4299 (get_emutls_object_type): ... here. Adjust to use target hooks.
4300 (get_emutls_init_templ_addr): Adjust to use target hooks.
4301 (emutls_decl): Adjust to use target hooks.
4302 (emutls_finish): Likewise.
4303 (default_emutls_var_init): New, broken out of ...
4304 (assemble_variable): ... here. Adjust to use target hooks.
4305 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
4307 * c-common.c (handle_section_attribute): Prevent overriding
4308 sections for emulated tls with special sections.
4309 * config/i386/i386.c (x86_64_elf_select_section): Add
4310 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
4311 (x86_64_elf_unique_section): Likewise.
4312 * config/vxworks.c: Include tree.h.
4313 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
4314 (vxworks_override_options): Set TLS scheme.
4315 * doc/tm.texi (Emulated TLS): New node.
4317 2008-04-26 Simon Baldwin <simonb@google.com>
4320 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
4321 with propagated string constants.
4323 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
4325 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
4326 constraint for operand 2 when operand 0 is memory operand.
4327 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
4328 operand 0 is memory operand.
4329 (fix_trunc<mode>_i387_with_temp): Ditto.
4330 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
4331 operand 2 when operand 1 is memory operand.
4332 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
4333 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
4334 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
4335 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
4336 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
4337 operands 2,3 and 4 when operand 1 is memory operand.
4338 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
4340 (fistdi2_floor_with_temp): Ditto.
4341 (fist<mode>2_floor_with_temp): Ditto.
4342 (fistdi2_ceil_with_temp): Ditto.
4343 (fist<mode>2_ceil_with_temp): Ditto.
4344 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
4346 2008-04-26 David Daney <ddaney@avtrex.com>
4348 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
4350 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
4351 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
4352 UNSPEC_UPDATE_GOT_VERSION): Renumber.
4353 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
4354 (compare_and_swap_12): New insn.
4355 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
4356 * config/mips/mips.c (mips_force_binary): New function.
4357 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
4358 (mips_expand_compare_and_swap_12): New function.
4359 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
4361 2008-04-25 Jan Hubicka <jh@suse.cz>
4364 * cfgexpand.c (pass_expand): Turn into RTL pass.
4365 * passes.c (execute_one_pass): Do pass typechecking after execution.
4366 * tree-pass.h (pass_expand): Turn into RTL pass.
4368 * function.h (struct rtl_data): Move here fields
4369 accesses_prior_frames, calls_eh_return, saves_all_registers,
4370 has_nonlocal_goto, has_asm_statement, is_thunk,
4371 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
4372 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
4373 arg_pointer_save_area_init from struct function; turn into bool.
4374 (struct function): Move
4375 calls_eh_return, saves_all_registers, has_nonlocal_goto,
4376 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
4377 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
4378 tail_call_emit, arg_pointer_save_area_init
4379 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
4380 (current_function_returns_struct, current_function_returns_pcc_struct,
4381 current_function_calls_setjmp, current_function_calls_alloca,
4382 current_function_accesses_prior_frames,
4383 current_function_calls_eh_return, current_function_is_thunk,
4384 current_function_stdarg, current_function_profile,
4385 current_function_limit_stack, current_function_uses_pic_offset_table,
4386 current_function_uses_const_pool, current_function_has_nonlocal_label,
4387 current_function_saves_all_registers,
4388 current_function_has_nonlocal_goto,
4389 current_function_has_asm_statement): Remove accesor macros.
4390 * ra-conflict.c (global_conflicts): Update.
4391 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
4392 (suitable_for_tail_call_opt_p): Update.
4393 * builtins.c (expand_builtin_return_addr): Update.
4394 (expand_builtin_setjmp_setup): Update.
4395 (expand_builtin_nonlocal_goto): Update.
4396 * final.c (final_start_function): Update.
4397 (profile_function): Update.
4398 (leaf_function_p): Update.
4399 (only_leaf_regs_used): Update.
4400 * df-scan.c (df_get_exit_block_use_set): Update.
4401 * dojump.c (clear_pending_stack_adjust): Update.
4402 * tree-stdarg.c (gate_optimize_stdarg): Update.
4403 * gimple-low.c (lower_function_body): Update.
4404 * global.c (compute_regsets): Update.
4405 (global_alloc): Update.
4406 * dwarf2out.c (dwarf2out_begin_prologue): Update.
4407 * expr.c (expand_assignment): Update.
4408 * dse.c (dse_step0): Update.
4409 (dse_step1): Update.
4410 * c-decl.c (store_parm_decls): Update.
4411 * local-alloc.c (combine_regs): Update.
4412 (find_free_reg): Update.
4413 * function.c (assign_parms_augmented_arg_list): Update.
4414 (assign_parm_find_data_types): Update.
4415 (assign_parms): Update.
4416 (allocate_struct_function): Update.
4417 (expand_function_start): Update.
4418 (expand_function_end): Update.
4419 (get_arg_pointer_save_area): Update.
4420 (thread_prologue_and_epilogue_insns): Update.
4421 (rest_of_match_asm_constraints): Update.
4422 * stor-layout.c (variable_size): Update.
4423 * gcse.c (gcse_main): Update.
4424 (bypass_jumps): Update.
4425 * gimplify.c (gimplify_function_tree): Update.
4426 * calls.c (emit_call_1): Update.
4427 (expand_call): Update.
4428 * bt-load.c (compute_defs_uses_and_gen): Update.
4429 * except.c (sjlj_assign_call_site_values): Update.
4430 (sjlj_emit_function_enter): Update.
4431 (can_throw_external): Update.
4432 (set_nothrow_function_flags): Update.
4433 (expand_builtin_unwind_init): Update.
4434 (expand_eh_return): Update.
4435 (convert_to_eh_region_ranges): Update.
4436 (output_function_exception_table): Update.
4437 * emit-rtl.c (gen_tmp_stack_mem): Update.
4438 * cfgexpand.c (expand_used_vars): Update.
4439 (tree_expand_cfg): Update.
4440 * cfgcleanup.c (rest_of_handle_jump): Update.
4441 * explow.c (allocate_dynamic_stack_space): Update.
4442 * varasm.c (assemble_start_function): Update.
4443 (force_const_mem): Update.
4444 (mark_constant_pool): Update.
4445 * tree-optimize.c (tree_rest_of_compilation): Update.
4446 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
4447 * tree-cfg.c (notice_special_calls): Update.
4448 (is_ctrl_altering_stmt): Update.
4449 (tree_can_make_abnormal_goto): Update.
4450 (tree_purge_dead_abnormal_call_edges): Update.
4451 * config/alpha/predicates.md: Update.
4452 * config/alpha/alpha.c (alpha_sa_mask): Update.
4453 (alpha_sa_size): Update.
4454 (alpha_does_function_need_gp): Update.
4455 (alpha_expand_prologue): Update.
4456 (alpha_start_function): Update.
4457 (alpha_output_function_end_prologue): Update.
4458 (alpha_expand_epilogue): Update.
4459 * config/frv/frv.c (frv_stack_info): Update.
4460 (frv_expand_epilogue): Update.
4461 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
4462 (s390_register_info): Update.
4463 (s390_frame_info): Update.
4464 (s390_init_frame_layout): Update.
4465 (s390_can_eliminate): Update.
4466 (save_gprs): Update.
4467 * config/spu/spu.c (spu_split_immediate): Update.
4468 (need_to_save_reg): Update.
4469 (spu_expand_prologue): Update.
4470 (spu_expand_epilogue): Update.
4471 * config/sparc/sparc.md: Update.
4472 * config/sparc/sparc.c (eligible_for_return_delay): Update.
4473 (sparc_tls_got): Update.
4474 (legitimize_pic_address): Update.
4475 (sparc_emit_call_insn): Update.
4476 (sparc_expand_prologue): Update.
4477 (output_return): Update.
4478 (print_operand): Update.
4479 (sparc_function_ok_for_sibcall): Update.
4480 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
4481 * config/m32r/m32r.md: Update.
4482 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
4483 (m32r_compute_frame_size): Update.
4484 (m32r_expand_prologue): Update.
4485 (m32r_expand_epilogue): Update.
4486 (m32r_legitimize_pic_address): Update.
4487 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
4488 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
4489 * config/i386/i386.c (ix86_frame_pointer_required): Update.
4491 (ix86_save_reg): Update.
4492 (ix86_compute_frame_layout): Update.
4493 (ix86_expand_prologue): Update.
4494 (ix86_expand_epilogue): Update.
4495 * config/sh/sh.c (output_stack_adjust): Update.
4496 (calc_live_regs): Update.
4497 (sh5_schedule_saves): Update.
4498 (sh_expand_prologue): Update.
4499 (sh_expand_epilogue): Update.
4500 (sh_setup_incoming_varargs): Update.
4501 (sh_allocate_initial_value): Update.
4502 (sh_get_pr_initial_val): Update.
4503 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
4504 * config/sh/sh.md (label:): Update.
4505 * config/avr/avr.c (out_movhi_mr_r): Update.
4506 * config/crx/crx.h (enum): Update.
4507 * config/xtensa/xtensa.h (along): Update.
4508 * config/stormy16/stormy16.c Update.
4509 (xstormy16_compute_stack_layout): Update.
4510 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
4511 (fr30_expand_prologue): Update.
4512 * config/cris/cris.c (cris_conditional_register_usage): Update.
4513 (cris_reg_saved_in_regsave_area): Update.
4514 (cris_initial_frame_pointer_offset): Update.
4515 (cris_simple_epilogue): Update.
4516 (cris_expand_prologue): Update.
4517 (cris_expand_epilogue): Update.
4518 (cris_expand_pic_call_address): Update.
4519 (cris_asm_output_symbol_ref): Update.
4520 (cris_asm_output_label_ref): Update.
4521 * config/cris/cris.md Update.
4522 * config/iq2000/iq2000.c (compute_frame_size): Update.
4523 (iq2000_expand_epilogue): Update.
4524 * config/mt/mt.h (save_direction): Update.
4525 * config/mn10300/mn10300.c (mn10300_function_value): Update.
4526 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4527 (ia64_secondary_reload_class): Update.
4528 * config/m68k/m68k.c (m68k_save_reg): Update.
4529 (m68k_expand_prologue): Update.
4530 (m68k_expand_epilogue): Update.
4531 (legitimize_pic_address): Update.
4532 * config/rs6000/rs6000.c (rs6000_got_register): Update.
4533 (first_reg_to_save): Update.
4534 (first_altivec_reg_to_save): Update.
4535 (compute_vrsave_mask): Update.
4536 (compute_save_world_info): Update.
4537 (rs6000_stack_info): Update.
4538 (spe_func_has_64bit_regs_p): Update.
4539 (rs6000_ra_ever_killed): Update.
4540 (rs6000_emit_eh_reg_restore): Update.
4541 (rs6000_emit_allocate_stack): Update.
4542 (rs6000_emit_prologue): Update.
4543 (rs6000_emit_epilogue): Update.
4544 (rs6000_output_function_epilogue): Update.
4545 (output_profile_hook): Update.
4546 (rs6000_elf_declare_function_name): Update.
4547 * config/rs6000/rs6000.h (rs6000_args): Update.
4548 * config/rs6000/rs6000.md: Update.
4549 * config/mcore/mcore.c (mcore_expand_prolog): Update.
4550 * config/arc/arc.c (arc_output_function_epilogue): Update.
4551 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
4552 * config/darwin.c (machopic_function_base_name): Update.
4553 * config/score/score3.c (score3_compute_frame_size): Update.
4556 (score3_epilogue): Update.
4557 * config/score/score7.c (score7_compute_frame_size): Update.
4558 (score7_prologue): Update.
4559 (score7_epilogue): Update.
4560 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
4561 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
4562 * config/arm/arm.c (use_return_insn): Update.
4563 (require_pic_register): Update.
4564 (arm_load_pic_register): Update.
4565 (arm_compute_save_reg0_reg12_mask): Update.
4566 (arm_compute_save_reg_mask): Update.
4567 (thumb1_compute_save_reg_mask): Update.
4568 (output_return_instruction): Update.
4569 (arm_output_function_prologue): Update.
4570 (arm_output_epilogue): Update.
4571 (arm_get_frame_offsets): Update.
4572 (arm_expand_prologue): Update.
4573 (thumb_pushpop): Update.
4574 (thumb_exit): Update.
4575 (thumb1_expand_prologue): Update.
4576 (thumb1_expand_epilogue): Update.
4577 (arm_unwind_emit): Update.
4578 (arm_output_fn_unwind): Update.
4579 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
4580 * config/arm/arm.md: Update.
4581 * config/pa/pa.md: Update.
4582 * config/pa/pa.c (legitimize_pic_address): Update.
4583 (compute_frame_size): Update.
4584 (hppa_expand_prologue): Update.
4585 (hppa_expand_epilogue): Update.
4586 (borx_reg_operand): Update.
4587 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
4588 (HARD_REGNO_RENAME_OK): Update.
4589 * config/mips/mips.c (mips_global_pointer): Update.
4590 (mips_save_reg_p): Update.
4591 (mips_compute_frame_info): Update.
4592 (mips_frame_pointer_required): Update.
4593 (mips_expand_prologue): Update.
4594 (mips_expand_epilogue): Update.
4595 (mips_can_use_return_insn): Update.
4596 (mips_reorg_process_insns): Update.
4597 * config/v850/v850.c (compute_register_save_size): Update.
4598 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
4599 * config/mmix/mmix.c (along): Update.
4600 (mmix_expand_epilogue): Update.
4601 * config/bfin/bfin.c (legitimize_pic_address): Update.
4602 (must_save_p): Update.
4603 (stack_frame_needed_p): Update.
4604 (add_to_reg): Update.
4605 (bfin_expand_prologue): Update.
4606 * stmt.c (expand_asm_operands): Update.
4607 * reload1.c (reload): Update.
4608 (init_elim_table): Update.
4610 2008-04-25 Bob Wilson <bob.wilson@acm.org>
4612 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
4614 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
4616 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
4617 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
4618 (mov<mode>): Removed.
4619 (*movv4sf_internal): Likewise.
4620 (*movv2df_internal): Likewise.
4622 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
4624 * config.gcc (crx-*-elf): Remove deprecation.
4626 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
4628 * config/i386/cygming-crtend.c (register_frame_ctor): Register
4629 __gcc_deregister_frame with atexit.
4630 (deregister_frame_dtor): Remove.
4632 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
4633 Nathan Sidwell <nathan@codesourcery.com>
4635 * config/rs6000/rs6000.opt (mspe): Remove Var property.
4637 * config/rs6000/rs6000.h (rs6000_spe): Declare.
4638 (rs6000_isel): Likewise.
4639 * config/rs6000/rs6000.c (rs6000_spe): New variable.
4640 (rs6000_isel): New variable.
4641 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
4643 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4646 * c-common.c (handle_vector_size_attribute): Call
4647 lang_hooks.types.reconstruct_complex_type instead of
4648 reconstruct_complex_type.
4649 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
4650 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
4651 * langhooks.h (struct lang_hooks_for_types): Add
4652 reconstruct_complex_type hook.
4653 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
4654 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
4656 2008-04-24 Richard Guenther <rguenther@suse.de>
4658 * c-common.h (check_builtin_function_arguments): Declare.
4659 * c-common.c (validate_nargs): New function.
4660 (check_builtin_function_arguments): Likewise.
4661 * c-typeck.c (build_function_call): Call
4662 check_builtin_function_arguments.
4663 * builtins.c (fold_builtin_classify): Remove error reporting code.
4664 (fold_builtin_unordered_cmp): Likewise.
4665 (fold_builtin_1): Likewise.
4666 (fold_builtin_n): Likewise.
4668 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4670 PR tree-optimization/36008
4671 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
4672 the original op1, rather than delta by step.
4674 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
4675 Sebastian Pop <sebastian.pop@amd.com>
4677 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
4678 eliminate_local_variables_stmt, eliminate_local_variables,
4679 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
4680 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
4681 of code delimited by two edges in the CFG.
4682 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
4683 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
4684 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
4685 the case of parallelisation of reductions.
4686 (expr_invariant_in_region_p): New.
4688 * tree-flow.h (gather_blocks_in_sese_region): Declared.
4689 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
4691 2008-04-24 Ira Rosen <irar@il.ibm.com>
4692 Richard Guenther <rguenther@suse.de>
4694 PR tree-optimization/36034
4695 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
4696 incapable of dealing with loads with gaps.
4698 2008-04-24 Rafael Espindola <espindola@google.com>
4700 * tree-flow.h (vrp_evaluate_conditional): Change signature.
4701 * tree-ssa-propagate.c (fold_predicate_in): Update call to
4702 vrp_evaluate_conditional.
4703 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
4704 (vrp_evaluate_conditional): Split the cond argument.
4705 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
4706 (simplify_stmt_for_jump_threading): Update call to
4707 vrp_evaluate_conditional.
4709 2008-04-24 Ira Rosen <irar@il.ibm.com>
4711 PR tree-optimization/35982
4712 * tree-vect-analyze.c (vect_check_interleaving): Check that the
4713 interleaved data-refs are of the same type.
4715 2008-04-24 Danny Smith <dannysmith@users.net>
4717 * c-format.c (check_format_info_main): Use strncmp rather than a
4718 magic prefix to handle multichar length specs.
4719 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
4720 Don't prefix "I64" and "I32" with '\0'.
4722 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4725 * config/i386/i386.c (init_cumulative_args): Don't pass anything
4726 in registers for -m32 only if stdarg_p (fntype).
4728 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
4730 PR rtl-optimization/36006
4731 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
4732 temp to op0 in order to avoid invalid rtx sharing.
4734 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4736 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
4737 check TREE_INVARIANT.
4738 * tree-gimple.c (is_gimple_address): New.
4739 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
4740 * tree-gimple.h (is_gimple_address): New.
4741 * tree.h (decl_address_invariant_p): New.
4742 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
4743 (build_string): Likewise.
4744 (decl_address_invariant_p): New, from is_gimple_invariant_address.
4745 (tree_invariant_p_1): Likewise.
4746 (save_expr): Use it.
4747 (tree_invariant_p): New.
4748 (skip_simple_arithmetic): Use it.
4749 (stabilize_reference_1): Use it.
4750 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
4752 (build1_stat): Drop code to compute TREE_INVARIANT.
4753 (build2_stat): Drop code to compute TREE_INVARIANT.
4754 (build3_stat): Drop code to compute TREE_INVARIANT.
4755 (build4_stat): Drop code to compute TREE_INVARIANT.
4756 (build5_stat): Drop code to compute TREE_INVARIANT.
4757 (build7_stat): Drop code to compute TREE_INVARIANT.
4758 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
4759 * tree.h (struct tree_base): Remove invariant_flag.
4760 (TREE_INVARIANT): Remove.
4761 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
4762 (fold_builtin_expect): Check TREE_CONSTANT.
4763 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
4764 * c-tree.h (c_expr_to_decl): Drop third parameter.
4765 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
4766 (build_c_cast): Don't set TREE_INVARIANT.
4767 (pop_init_level): Don't set TREE_INVARIANT.
4768 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
4769 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
4771 (gimplify_init_constructor): Don't set TREE_INVARIANT.
4772 (gimplify_addr_expr): Adjust comment.
4773 * tree-mudflap.c (mf_build_string):
4774 * print-tree.c (print_node): Don't print TREE_INVARIANT.
4775 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
4776 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
4777 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
4778 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
4779 * langhooks.h (struct lang_hooks): Drop third parameter from
4782 2008-04-23 Richard Guenther <rguenther@suse.de>
4784 PR tree-optimization/27799
4785 PR tree-optimization/32921
4786 PR tree-optimization/32624
4787 * tree-ssa-structalias.c (merge_smts_into): Only merge the
4788 SMTs aliases and the tag itself into the solution.
4789 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
4790 merge the points-to solution back into the SMT aliases.
4791 (may_alias_p): Use alias_set_subset_of instead of
4792 aliases_conflict_p. A pointer which points to
4793 memory with alias set zero may access any variable.
4795 2008-04-23 Richard Guenther <rguenther@suse.de>
4797 * alias.c (alias_set_subset_of): Correctly handle asking
4798 if zero is a subset of an alias set with zero child.
4799 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
4800 (compute_flow_insensitive_aliasing): Correctly walk all
4801 pointers. Do not unnecessarily union sets.
4803 2008-04-23 Richard Guenther <rguenther@suse.de>
4806 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
4808 2008-04-22 Tomas Bily <tbily@suse.cz>
4810 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
4812 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
4814 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
4815 * tree-ssa-structalias.c (get_constraint_for): Likewise.
4816 * tree-inline.c (estimate_num_insns_1): Likewise.
4817 * varasm.c (const_hash_1, compare_constant, copy_constant)
4818 (compute_reloc_for_constant, output_addressed_constants): Likewise.
4819 * emit-rtl.c (component_ref_for_mem_expr)
4820 (set_mem_attributes_minus_bitpos): Likewise.
4821 * expr.c (highest_pow2_factor, expand_expr_real_1, )
4822 (is_aligning_offset): Likewise.
4823 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
4824 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
4825 * dojump.c (do_jump): Likewise.
4826 * builtins.c (get_pointer_alignment, get_memory_rtx)
4827 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
4828 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
4830 2008-04-23 Jakub Jelinek <jakub@redhat.com>
4832 PR rtl-optimization/36017
4833 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
4834 expanding the library call.
4836 2008-04-22 Ian Lance Taylor <iant@google.com>
4838 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
4841 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
4843 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
4844 of LR/CTR moves for Power6.
4846 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
4849 * passes.c (init_optimization_passes): Remove
4850 pass_fast_rtl_byte_dce.
4852 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
4855 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
4856 builtin functions to generate faster code.
4857 (_mm_cvtpu16_ps): Ditto.
4858 (_mm_cvtpi32x2_ps): Ditto.
4860 2008-04-22 Nick Clifton <nickc@redhat.com>
4862 * common.opt (ftree-loop-distribution): Add Optimization
4865 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
4866 (frv_expand_builtin_va_start): Likewise.
4868 * config/arm/arm.c (thumb_find_work_register): Fix location of
4869 argument register count.
4871 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4873 Support scheduling for ColdFire V1 and V3 microarchitecture.
4874 Improve scheduling of multiplication instructions.
4876 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
4877 (mac): New instruction attribute.
4878 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
4879 (m68k_sched_mac): New variable.
4880 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
4881 Handle cfv1 and cfv3.
4882 (max_insn_size): New static variable.
4883 (struct _sched_ib): New type.
4884 (sched_ib): New static variable.
4885 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
4886 to fields of 'struct _sched_ib sched_ib'. Update all uses.
4887 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
4889 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
4890 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
4891 new variables. Update.
4892 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
4893 Add modeling of cfv3 instruction buffer. Update.
4894 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
4895 * config/m68k/m68k.h (TUNE_CFV3): New macro.
4896 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
4897 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
4898 a particular reservation applies to.
4899 (type2): Reorganize attribute values. Rename alu to alu_reg,
4900 alu_l to alu, move_l to omove. Join move to alu. Split mul
4902 (cf_ib_*): Simplify description of instruction buffer.
4903 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
4904 (cf_mem): Split into cf_mem1 and cf_mem2.
4905 (cf_v2_move_??): Rename to cfv12_alu_??.
4906 (cf_v2_move_l_??): Rename to cfv12_omove_??.
4907 (cf_v2_mul_??): Remove reservations.
4908 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
4909 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
4910 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
4912 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
4913 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
4914 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
4915 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
4916 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
4917 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
4918 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
4919 expansions of the above reservations for instructions of sizes
4922 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4924 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
4926 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
4928 * coverage.c: Include tree-pass.h.
4929 (coverage_counter_alloc): Print da_file_name to the dump file.
4931 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
4933 * sbitmap.c (sbitmap_range_empty_p): New function.
4934 * sbitmap.h (sbitmap_range_empty_p): New function.
4935 * bitmap.h: Now includes obstack.h.
4937 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
4938 Kenneth Zadeck <zadeck@naturalbridge.com>
4940 * dbgcnt.def (ra_byte_scan): Added.
4941 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
4942 when the last hit happens for a counter.
4943 * timevar.def (TV_DF_BYTE_LR): New variable.
4944 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
4945 * passes.c (pass_fast_rtl_byte_dce): New pass.
4946 * fwprop.c (update_df): Added mode to call df_ref_create.
4947 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
4948 DF_REF_EXTRACT_OFFSET.
4949 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
4950 DF_BYTE_LR_OUT, df_byte_lr): New macro.
4952 (df_ref_extract): Added mode field.
4953 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
4954 DF_REF_EXTRACT_OFFSET.
4955 (DF_REF_EXTRACT_MODE): New macro.
4956 (df_byte_lr_bb_info): New structure.
4957 (df_print_byte_regset, df_compute_accessed_bytes,
4958 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
4959 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
4960 df_byte_lr_simulate_uses,
4961 df_byte_lr_simulate_artificial_refs_at_top,
4962 df_byte_lr_simulate_artificial_refs_at_end,
4963 df_compute_accessed_bytes): New function.
4964 (df_ref_create): Add parameter.
4965 (df_byte_lr_get_bb_info): New inline function.
4966 * df-scan.c (df_ref_record, df_uses_record,
4967 df_ref_create_structure): Added mode parameter.
4968 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
4969 df_defs_record, df_uses_record, df_get_conditional_uses,
4970 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
4971 df_entry_block_defs_collect, df_exit_block_uses_collect):
4972 Added mode parameter to calls to df_ref_record, df_uses_record,
4973 df_ref_create_structure.
4974 (df_ref_equal_p, df_ref_compare): Added test for modes.
4975 (df_ref_create_structure): Added code to set mode. Renamed
4976 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
4977 DF_REF_EXTRACT_OFFSET.
4978 * df-core.c (df_print_byte_regset): New function.
4979 * df-byte-scan.c: New file.
4980 * df-problems.c (df_rd_transfer_function): Removed unnecessary
4981 calls to BITMAP_FREE.
4982 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
4983 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
4984 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
4985 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
4986 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
4987 df_byte_lr_local_compute, df_byte_lr_init,
4988 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
4989 df_byte_lr_transfer_function, df_byte_lr_free,
4990 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
4991 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
4992 df_byte_lr_simulate_uses,
4993 df_byte_lr_simulate_artificial_refs_at_top,
4994 df_byte_lr_simulate_artificial_refs_at_end): New function.
4995 * dce.c (byte_dce_process_block): New function.
4996 (dce_process_block): au is now passed in rather than computed
4997 locally. Changed loops that look at artificial defs to not look
4998 for conditional or partial ones, because there never are any.
4999 (fast_dce): Now is able to drive byte_dce_process_block or
5000 dce_process_block depending on the kind of dce being done.
5001 (rest_of_handle_fast_dce): Add parameter to fast_dce.
5002 (rest_of_handle_fast_byte_dce): New function.
5003 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
5004 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
5006 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
5009 * gcc.h: Added fortran options that take arguments to
5010 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
5013 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
5015 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
5016 scalarization if on the LHS and not a full access.
5018 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5020 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
5022 2008-04-18 Rafael Espindola <espindola@google.com>
5024 * tree-vrp.c (find_case_label_index): Fix the binary search.
5025 (find_case_label_range): New.
5026 (vrp_visit_switch_stmt): Use find_case_label_range.
5027 (simplify_switch_using_ranges): Use find_case_label_range.
5029 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
5031 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
5032 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
5034 2008-04-18 Tom Tromey <tromey@redhat.com>
5037 * doc/cpp.texi (Implementation-defined behavior): Mention
5040 2008-04-18 Ian Lance Taylor <iant@google.com>
5042 * fold-const.c (pointer_may_wrap_p): New static function.
5043 (fold_comparison): Add another test for pointer overflow. Use
5044 pointer_may_wrap_p to disable some false positives.
5046 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
5048 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
5049 (fname_as_string): Match updated cpp_interpret_string prototype.
5050 (fix_string_type): Support char16_t* and char32_t*.
5051 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
5052 derivative) nodes. Register as builtin if C++0x.
5053 (c_parse_error): Support CPP_CHAR{16,32}.
5054 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
5055 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
5056 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
5057 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
5058 CTI_CHAR32_ARRAY_TYPE>: New elements.
5059 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
5060 char32_type_node, signed_char32_type_node, char16_array_type_node,
5061 char32_array_type_node): New defines.
5062 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
5063 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
5064 (lex_string): Support CPP_STRING{16,32}, match updated
5065 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
5066 (lex_charconst): Support CPP_CHAR{16,32}.
5067 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
5068 and CPP_STRING{16,32}.
5070 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
5073 * aclocal.m4: Regenerate.
5074 * configure: Regenerate.
5076 2008-04-18 Jan Hubicka <jh@suse.cz>
5078 * except.c (dw2_size_of_call_site_table,
5079 sjlj_size_of_call_site_table): Use vector API for call_site_record.
5081 * cgraphbuild.c (build_cgraph_edges): Update.
5082 * tree-pass.h: Update comment.
5083 * final.c (leaf_function_p): Update.
5084 (leaf_renumber_regs): Update.
5085 (rest_of_clean_state): Update.
5086 * omp-low.c (expand_omp_parallel): Update.
5087 * ipa-reference.c (analyze_function): Update.
5088 * reorg.c (find_end_label): Update.
5089 (optimize_skip): Update.
5090 (fill_simple_delay_slots): Update.
5091 (fill_simple_delay_slots): Update.
5092 (make_return_insns): Update.
5093 (dbr_schedule): Update.
5094 * gimple-low.c (record_vars_into): Update.
5095 * cfgbuild.c (make_edges): Update.
5096 * function.c (assign_stack_local): Update.
5097 (assign_parm_adjust_stack_rtl): Update.
5098 (locate_and_pad_parm): Update.
5099 (allocate_struct_function): Do not initialize stack_alignment_needed
5100 and preferred_stack_boundary here.
5101 (stack_protect_prologue): Update.
5102 (stack_protect_epilogue): Update.
5103 (expand_function_start): Initialize stack_alignment_needed,
5104 preferred_stack_boundary and max_jumptable_ents.
5105 (expand_function_end): Update.
5106 (free_after_compilation): Do not NULLify epilogue_delay_list.
5107 * function.h (struct rtl_data): Add stack_protect_guard,
5108 stack_alignment_needed,
5109 preferred_stack_boundary, epilogue_delay_list.
5110 (struct function): Remove value_histograms, stack_alignment_needed,
5111 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
5113 unexpanded_var_list, stack_protect_guard.
5114 (current_function_epilogue_delay_list): Remove.
5115 * ipa-type-escape.c (analyze_function): Update.
5116 * gimplify.c (pop_gimplify_context): Update comment.
5117 * calls.c (expand_call): Update.
5118 (emit_library_call_value_1): Update.
5119 * except.c (set_nothrow_function_flags): Update.
5120 * cfgexpand.c (get_decl_align_unit): Update.
5121 (create_stack_guard): Update.
5122 (estimated_stack_frame_size): Update.
5123 (expand_used_vars): Update.
5124 (tree_expand_cfg): Free histogram earliers, init expansion variables.
5125 * explow.c (allocate_dynamic_stack_space): Update.
5126 * tree-ssa-live.c (remove_unused_locals): Update.
5127 * varasm.c (mark_constant_pool): Update.
5128 * tree-inline.c (remap_decls): Update.
5129 (initialize_cfun): Update.
5130 (declare_return_variable): Update.
5131 (inline_forbidden_p): Update.
5132 (expand_call_inline): Update.
5133 (declare_inline_vars): Update.
5134 (tree_function_versioning): Update.
5135 * tree-flow.h (value_histograms): New.
5136 (VALUE_HISTOGRAMS): New macro.
5137 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
5139 * tree-cfg.c (set_bb_for_stmt): Update.
5140 (replace_by_duplicate_decl): Update.
5141 (move_block_to_fn): Update.
5142 (new_label_mapper): Update.
5143 (dump_function_to_file): Update.
5144 * ipa-struct-reorg.c (build_data_structure): Update.
5145 * cfgrtl.c (print_rtl_with_bb): Update.
5146 * reload1.c (reload): Update.
5148 * config/i386/i386.c (setup_incoming_varargs_64,
5149 ix86_compute_frame_layout): Update.
5150 * config/arc/arc.c (arc_output_function_epilogue): Update.
5152 2008-04-18 Marius Strobl <marius@FreeBSD.org>
5154 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
5155 for FreeBSD as well.
5156 * gthr-posix95.h: Likewise.
5158 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
5160 PR rtl-optimization/35838
5161 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
5162 out the byte offset of the first subreg.
5164 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
5166 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
5167 to split_ti instead of three separate calls with single member arrays.
5168 (subti3 splitter): Ditto.
5169 (adddi3 splitter): Ditto with split_di.
5170 (subdi3 splitter): Ditto.
5171 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
5172 two separate calls with single member arrays. Swap match_dup
5173 operands 1 and 2 to better fit into the array.
5174 (negdi2 splitter): Ditto with split_di.
5175 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
5176 two separate calls with single member arrays. Swap match_dup operands
5177 6 and 7 to better fit into the array.
5179 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
5181 * config/i386/i386.c (sse_builtin_type): New.
5182 (bdesc_sse_args): Likewise.
5183 (bdesc_sse_3arg): Removed.
5184 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5185 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
5186 IX86_BUILTIN_ROUNDPS.
5187 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
5188 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
5189 IX86_BUILTIN_ROUNDPS.
5190 (ix86_expand_sse_4_operands_builtin): Removed.
5191 (ix86_expand_sse_operands_builtin): New.
5192 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
5193 and CODE_FOR_sse4_1_roundps.
5194 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5195 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
5197 2008-04-17 Alan Modra <amodra@bigpond.net.au>
5200 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
5201 regs before frame pop when needed. If use_backchain_to_restore_sp
5202 then load backchain into a temp reg to restore vr and vrsave. Add
5203 code to restore vr after frame pop if possible.
5205 2008-04-17 Richard Guenther <rguenther@suse.de>
5207 * tree-vn.c (expressions_equal_p): Do not check type
5208 equality or compatibility before calling operand_equal_p.
5209 * fold-const.c (operand_equal_p): Check equivalence of
5210 integer constants before bailing out due to signedness or
5211 precision differences.
5212 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
5213 spurious differences in type qualification. Ignore types
5214 for COMPONENT_REFs at all.
5216 2008-04-17 Christian Bruel <christian.bruel@st.com>
5218 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
5219 msw_skip comparison.
5221 2008-04-16 Jakub Jelinek <jakub@redhat.com>
5224 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
5227 PR tree-optimization/35899
5228 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
5229 rather than TREE_OPERAND.
5231 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
5234 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
5235 temporary registers. Change operand predicate to general_operand.
5236 (remainderxf3): Ditto.
5238 2008-04-16 Richard Guenther <rguenther@suse.de>
5240 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
5241 * tree-affine.c (aff_combination_expand): Look through some
5244 2008-04-15 Doug Kwan <dougkwan@google.com>
5246 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
5248 * tree-pretty-print.c (dump_generic_node): Ditto.
5249 * final.c (output_addr_const): Ditto.
5250 * dwarf2out.c (output_cfi): Ditto.
5251 * c-pretty-print.c (pp_c_integer_constant): Ditto.
5252 * print-rtl.c (print_rtx): Ditto.
5253 * print-tree.c (print_node_brief, print_node): Ditto.
5254 * c-common.c (match_case_to_enum_1): Ditto.
5255 * sched-vis.c (print_value): Ditto.
5256 * config/i386/i386.c (print_operand): Cast to long unsigned int
5259 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
5260 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
5261 MS Windows VirtualProtect function.
5263 2008-04-15 Jan Hubicka <jh@suse.cz>
5265 * gengtype.c (write_root): Param_is argument is OK.
5266 * expr.c (expand_expr_real_1): Update call of get_exception_*.
5267 * function.h: Include varray.h
5268 (rtl_eh): New stucture based on except.c one.
5269 (call_site_record): New forward declaration and vector type.
5270 * calls.c (emit_call_1): Do not call
5271 note_current_region_may_contain_throw.
5272 * except.c (eh_status): Remove cur_region, try_region since they are
5274 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
5275 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
5276 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
5277 Remove call_site_data_used, call_site_data_size.
5278 Turn call_site_record into vector in function.h.
5279 (note_current_region_may_contain_throw): Remove.
5280 (get_exception_pointer, get_exception_filter): Do not take struct
5281 function argument; update.
5282 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
5283 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
5284 build_post_landing_pads, dw2_build_landing_pads,
5285 sjlj_assign_call_site_values, sjlj_mark_call_sites,
5286 sjlj_emit_function_enter, sjlj_emit_function_enter,
5287 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
5288 sjlj_build_landing_pads, finish_eh_generation,
5289 remove_exception_handler_label, remove_eh_handler,
5290 maybe_remove_eh_handler, add_reachable_handler,
5291 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
5292 add_action_record, collect_one_action_chain, add_call_site,
5293 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
5294 sjlj_output_call_site_table, output_function_exception_table,
5295 * except.h (note_current_region_may_contain_throw): Remove
5296 (get_exception_pointer, get_exception_filter): Do not take struct
5298 * Makefile.in (GTFILES): Put varargs before struct function.
5300 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5302 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
5303 punt for STRING_CST.
5304 (get_constraint_for): Deal with STRING_CST here instead.
5306 2008-04-15 Richard Guenther <rguenther@suse.de>
5308 * tree-ssa-propagate.c (substitute_and_fold): Substitute
5309 statements in a basic-block with a backward walk. Do not
5310 substitute into dead statements but instead remove those.
5312 2008-04-15 Richard Guenther <rguenther@suse.de>
5314 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
5315 to zero, thus disable creation of SFTs.
5317 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5319 * tree-predcom.c (suitable_reference_p): Return false if the
5320 reference can throw.
5322 2008-04-15 Jakub Jelinek <jakub@redhat.com>
5325 * c-decl.c (finish_decl): If extern or static var has variable
5326 size, set TREE_TYPE (decl) to error_mark_node.
5328 2008-04-15 Rafael Espindola <espindola@google.com>
5330 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
5333 2008-04-15 Richard Guenther <rguenther@suse.de>
5335 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
5336 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
5337 (visit_reference_op_load): Do walk vuse-vdef chains on
5338 vn_reference_lookup.
5339 (visit_reference_op_store): But do not here.
5340 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
5341 vn_reference_lookup.
5342 (vn_lookup_with_vuses): But do so here.
5344 2008-04-14 Ian Lance Taylor <iant@google.com>
5346 * fold-const.c (fold_overflow_warning): Remove assertion.
5348 2008-04-15 Ben Elliston <bje@au.ibm.com>
5350 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
5351 temp1 local variables.
5353 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
5356 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
5357 ".text.unlikely" section as executable.
5359 2008-04-14 James E. Wilson <wilson@tuliptree.org>
5361 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5362 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
5363 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
5364 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
5365 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
5366 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
5367 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
5369 2008-04-14 Ian Lance Taylor <iant@google.com>
5371 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
5372 * fold-const.c (fold_comparison): If appropriate, test
5373 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
5374 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
5375 reassociating a pointer type.
5376 * doc/invoke.texi (Optimize Options): Document that
5377 -fstrict-overflow applies to pointer wraparound.
5379 2008-04-13 Jan Hubicka <jh@suse.cz>
5381 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
5383 2008-04-12 Andrew Pinski <pinskia@gmail.com>
5385 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
5386 we are going to "save the world".
5388 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
5390 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
5391 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
5392 operand 0 constraint, not "=".
5394 2008-04-11 James E. Wilson <wilson@tuliptree.org>
5396 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
5398 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
5400 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
5401 of size of positions_needed * CHAR_BIT.
5403 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
5406 * dse.c (store_info): Change positions_needed to unsigned
5408 (lowpart_bitmask): New.
5409 (record_store): Cast to unsigned HOST_WIDE_INT for
5410 positions_needed. Assert width <= size of positions_needed *
5411 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
5412 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
5413 lowpart_bitmask to set mask.
5415 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5417 * config/bfin/constraints.md: New file.
5418 * config/bfin/bfin.md: Include it.
5419 (adddi3): Use satisfies_constraint functions instead of the old macros.
5420 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
5421 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
5422 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
5423 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
5424 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
5425 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
5426 EXTRA_CONSTRAINT): Delete.
5427 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
5428 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
5430 * config/bfin/bfin.c: Include "tm-constrs.h".
5431 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
5432 Use satisfies_constraint functions instead of the old macros.
5433 * doc/md.texi (Blackfin Constraints): Update file name reference.
5435 2008-04-11 Richard Guenther <rguenther@suse.de>
5437 PR tree-optimization/35869
5438 * tree-vrp.c (execute_vrp): Move switch statement update after
5439 jump threading. Schedule another cfg cleanup run.
5441 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
5444 * attribs.c (decl_attributes): Return early on errorneous node.
5446 2008-04-10 Oleg Ryjkov <olegr@google.com>
5448 * tree.h (struct tree_base): Added a new flag default_def_flag.
5449 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
5451 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
5453 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
5455 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5458 * pa.md: Define mode iterator P. Define mode attribute dwc.
5459 (dcacheflush): Update pattern to use iterator P and attribute dwc.
5460 (icacheflush): Likewise.
5461 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
5462 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
5464 2008-04-11 Ben Elliston <bje@au.ibm.com>
5466 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
5468 2008-04-10 Rafael Espindola <espindola@google.com>
5470 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
5471 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
5472 (extract_range_from_expr): The same.
5474 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5476 * config/mips/mips.md (GPR2): New mode iterator.
5478 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
5479 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
5480 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
5481 Rewrite these to take two modes, the mode of comparison and the
5482 mode of the destination.
5483 * config/mips/mips.c (mips_expand_scc): Instead of having
5484 paradoxical subreg as destination, expand "narrowing" scc if mode
5485 of comparison is SI and target is requested in DI mode.
5486 (mips_emit_int_order_test): Update comment. Make mode of
5487 comparison match CMP0 rather than TARGET. When creating inverse
5488 target use mode of TARGET.
5490 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5492 * gcov-dump.c (tag_summary): Only print summaries for the first
5493 GCOV_COUNTERS_SUMMABLE counters.
5495 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
5497 * config/i386/i386.md (absneg): New code iterator.
5498 (absnegprefix): New code attribute.
5499 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
5500 patterns using absneg code iterator.
5501 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
5502 using absneg code iterator.
5503 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
5504 *neg<mode>2 patterns using absneg code iterator.
5505 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
5506 *negextendsfdf2 patterns using absneg code iterator.
5507 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
5508 *negextendsfxf2 patterns using absneg code iterator.
5509 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
5510 *negextendsfdf2 patterns using absneg code iterator.
5511 * config/i386/sse.md (<code><mode>2): Macroize expander from
5512 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
5514 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
5516 * config/s390/s390.h: Remove the remains of the recent search
5517 & replace action of current_function_outgoing_args_size.
5519 2008-04-10 Ira Rosen <irar@il.ibm.com>
5521 PR tree-optimization/35821
5522 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
5523 NEW_STMT_LIST is not NULL.
5525 2008-04-09 David Edelsohn <edelsohn@gnu.org>
5528 * toplev.c (process_options): Remove -ffunction-sections debugging
5531 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
5533 PR middle-end/PR28690
5534 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
5535 than gen_rtx_fmt_ee to perform more canonicalizations.
5537 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5540 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
5542 2008-04-09 Richard Guenther <rguenther@suse.de>
5544 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
5545 (dump_function_to_file): Dump function arguments with types.
5547 2008-04-08 Richard Guenther <rguenther@suse.de>
5549 * fold-const.c (fold_widened_comparison): Do not allow
5550 sign-changes that change the result.
5552 2008-04-08 Janis Johnson <janis187@us.ibm.com>
5555 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
5556 kinds of indirect references.
5558 2008-04-08 David Edelsohn <edelsohn@gnu.org>
5560 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
5561 GNU Fortran language string.
5563 2008-04-08 Rafael Espindola <espindola@google.com>
5565 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
5566 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
5567 * tree.h (tree_call_nonnegative_warnv_p): New.
5569 2008-04-08 Jan Hubicka <jh@suse.cz>
5571 * function.c (free_after_compilation): Clear out regno_reg_rtx
5574 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
5577 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
5579 PR middle-end/PR28690
5580 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
5581 same precedence as REG_POINTER and MEM_POINTER operands.
5583 2008-04-08 Richard Guenther <rguenther@suse.de>
5586 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
5587 for adding index to base.
5589 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
5591 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
5592 (MINGW_ENABLE_EXECUTE_STACK): New.
5593 (IN_LIBGCC2): For libgcc include windows.h file for
5594 function declarations.
5596 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
5598 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
5599 and tem2 if tem1 is not a REG or MULT.
5601 2008-04-08 Jan Hubicka <jh@suse.cz>
5603 * function.h (incomming_args): Break out of struct function.
5604 (function_subsections): Break out of struct function.
5605 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
5606 return_rtx and hard_reg_initial_vals from struct function.
5607 Kill inl_max_label_num.
5608 (current_function_pops_args, current_function_args_info,
5609 current_function_args_size, current_function_args_size,
5610 current_function_pretend_args_size,
5611 current_function_outgoing_args_size,
5612 current_function_internal_arg_pointer, current_function_return_rtx):
5613 Kill compatibility accestor macros.
5614 * builtins.c (expand_builtin_apply_args_1): Update.
5615 (expand_builtin_next_arg): Update.
5616 * df-scan.c (df_get_call_refs): Update.
5617 * dbxout.c (dbxout_function_end): Update.
5618 * dwarf2out.c (dwarf2out_switch_text_section): Update.
5619 (output_line_info): Update.
5620 (secname_for_decl): Update.
5621 (dwarf2out_var_location): Update.
5622 * function.c (free_after_compilation): Update.
5623 (assign_parm_find_stack_rtl): Update.
5624 (assign_parms): Update.
5625 (expand_dummy_function_end): Update.
5626 (expand_function_end): Update.
5627 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
5628 (expand_call): Update.
5629 (emit_library_call_value_1): Update.
5630 (store_one_arg): Update.
5631 * varasm.c (initialize_cold_section_name): Update.
5632 (unlikely_text_section): Update.
5633 (unlikely_text_section_p): Update.
5634 (assemble_start_function): Update.
5635 (assemble_end_function): Update.
5636 (default_section_type_flags): Update.
5637 (switch_to_section): Update.
5638 * integrate.c (set_decl_abstract_flags): Update.
5639 (get_hard_reg_initial_val): Update.
5640 (has_hard_reg_initial_val): Update.
5641 (allocate_initial_values): Update.
5642 * resource.c (init_resource_info): Update.
5643 * config/alpha/alpha.c (NUM_ARGS): Update.
5644 (direct_return): Update.
5645 (alpha_va_start): Update.
5646 (alpha_sa_size): Update.
5647 (alpha_initial_elimination_offset): Update.
5648 (alpha_expand_prologue): Update.
5649 (alpha_start_function): Update.
5650 (alpha_expand_epilogue): Update.
5651 (unicosmk_initial_elimination_offset):
5652 * config/alpha/alpha.md (call expander): Update.
5653 * config/s390/s390.c (s390_register_info): Update.
5654 (s390_register_info): Update.
5655 (s390_frame_info): Update.
5656 (s390_initial_elimination_offset): Update.
5657 (s390_build_builtin_va_list): Update.
5658 (s390_va_start): Update.
5659 * config/spu/spu.c (direct_return): Update.
5660 (spu_expand_prologue): Update.
5661 (spu_initial_elimination_offset): Update.
5662 (spu_build_builtin_va_list): Update.
5663 (spu_va_start): Update.
5664 * config/sparc/sparc.c (sparc_init_modes): Update.
5665 (sparc_compute_frame_size): Update.
5666 (function_value): Update.
5667 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
5668 * config/i386/i386.md (return expander): Update.
5669 * config/i386/i386.c (ix86_va_start): Update.
5670 (ix86_can_use_return_insn_p): Update.
5671 (ix86_compute_frame_layout): Update.
5672 (ix86_expand_epilogue): Update.
5673 * config/sh/sh.c (output_stack_adjust): Update.
5674 (calc_live_regs): Update.
5675 (sh_expand_prologue): Update.
5676 (sh_builtin_saveregs): Update.
5677 (sh_va_start): Update.
5678 (initial_elimination_offset): Update.
5679 (sh_allocate_initial_value): Update.
5680 (sh_function_ok_for_sibcall): Update.
5681 (sh_get_pr_initial_val): Update.
5682 * config/sh/sh.md (return expander): Update.
5683 * config/avr/avr.c (frame_pointer_required_p): UPdate.
5684 * config/crx/crx.c (crx_compute_frame): UPdate.
5685 (crx_initial_elimination_offset): UPdate.
5686 * config/xtensa/xtensa.c (compute_frame_size): Update
5687 (xtensa_builtin_saveregs): Update.
5688 (xtensa_va_start): Update.
5689 (order_regs_for_local_alloc): Update.
5690 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
5691 (xstormy16_expand_builtin_va_start): Update.
5692 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
5693 * config/m68hc11/m68hc11.md (return expanders): Update.
5694 * config/m68hc11/m68hc11.c (expand_prologue): Update.
5695 (expand_epilogue): Update.
5696 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
5697 (cris_simple_epilogue): Update.
5698 (cris_expand_prologue): Update.
5699 (cris_expand_epilogue): Update.
5700 * config/iq2000/iq2000.c (iq2000_va_start): Update.
5701 (compute_frame_size): Update.
5702 * config/mt/mt.c (mt_compute_frame_size): Update.
5703 * config/mn10300/mn10300.c (expand_prologue): Update.
5704 (expand_epilogue): Update.
5705 (initial_offset): Update.
5706 (mn10300_builtin_saveregs):
5707 * config/mn10300/mn10300.md (return expander): Update.
5708 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
5709 (ia64_initial_elimination_offset): Update.
5710 (ia64_initial_elimination_offset): Update.
5711 (ia64_expand_prologue): Update.
5712 * config/m68k/m68k.md (return expander): Update.
5713 * config/rs6000/rs6000.c (rs6000_va_start): Update.
5714 (rs6000_stack_info): Update.
5715 * config/mcore/mcore.c (layout_mcore_frame): Update.
5716 (mcore_expand_prolog): Update.
5717 * config/arc/arc.c (arc_compute_frame_size): Update.
5718 * config/score/score3.c (score3_compute_frame_size): Update.
5719 * config/score/score7.c (score7_compute_frame_size): Update.
5720 * config/arm/arm.c (use_return_insn): Update.
5721 (thumb_find_work_register): Update.
5722 (arm_compute_save_reg_mask): Update.
5723 (arm_output_function_prologue): Update.
5724 (arm_output_epilogue): Update.
5725 (arm_size_return_regs): Update.
5726 (arm_get_frame_offsets): Update.
5727 (arm_expand_prologue): Update.
5728 (thumb_exit): Update.
5729 (thumb_unexpanded_epilogue): Update.
5730 (thumb1_output_function_prologue): Update.
5731 * config/pa/pa.md (return expander): Update.
5732 * config/pa/pa.c (compute_frame_size): Update.
5733 (hppa_builtin_saveregs): Update.
5734 * config/mips/mips.c (mips_va_start): Update.
5735 (mips16_build_function_stub): Update.
5736 (mips_compute_frame_info): Update.
5737 (mips_restore_gp): Update.
5738 (mips_output_function_prologue): Update.
5739 (mips_expand_prologue): Update.
5740 * config/v850/v850.c (compute_frame_size): Update.
5741 (expand_prologue): * config/mmix/mmix.c (along): update.
5742 (mmix_initial_elimination_offset): update.
5743 (mmix_reorg): update.
5744 (mmix_use_simple_return): update.
5745 (mmix_expand_prologue): update.
5746 (mmix_expand_epilogue): Update.
5747 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
5748 (emit_link_insn): Update.
5750 2008-04-08 Anatoly Sokolov <aesok@post.ru>
5752 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
5753 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
5755 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
5758 2008-04-07 Jan Hubicka <jh@suse.cz>
5760 * function.h (rtl): Rename to x_rtl.
5762 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5763 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5764 used_temp_slots avail_temp_slots, temp_slot_level,
5765 nonlocal_goto_handler_labels): Update accesstors.
5766 (rtl): New global variable.
5767 (struct function): Move some fileds to rtl_data.
5768 (get_arg_pointer_save_area): Update prototype.
5769 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5770 get_arg_pointer_save_area.
5771 * expr.c (init_expr): Update
5772 * function.c (get_frame_size): Update
5773 (assign_stack_local): Update
5774 (expand_function_end): Update.
5775 (get_art_pointer_save_area): Update
5777 * emit-rtl.c (rtl): Declare.
5778 (regno_reg_rtx): Declare.
5779 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5781 (gen_reg_rtx): Update.
5782 * varasm.c (n_deferred_constatns): Update accestor.
5783 (init_varasm_status): Do not allocate varasm_status.
5784 (force_const_mem, get_pool_size, output_constant_pool): Update.
5785 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5786 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5787 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
5788 * sparc/sparc.h (INIT_EXPANDERS): Update.
5789 * ia64/ia64.h (INIT_EXPANDERS): Update.
5791 2008-04-07 James E. Wilson <wilson@tuliptree.org>
5793 * reload.c (push_secondary_reload): Add missing break to for loop.
5795 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
5797 PR middle-end/PR28690
5798 * rtlanal.c: Update copyright years.
5799 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
5800 as REG_POINTER and MEM_POINTER operands.
5801 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
5802 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
5803 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
5804 * gcse.c: Update copyright years.
5805 (pre_delete): Call gen_reg_rtx_and_attrs.
5806 (hoist_code): Likewise.
5807 (build_store_vectors): Likewise.
5808 (delete_store): Likewise.
5809 * loop-invariant.c (move_invariant_reg): Likewise.
5810 Update copyright years.
5812 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
5814 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
5815 control string instead of quoted.
5817 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
5819 * doc/rtl.texi: Rewrite of subreg section.
5821 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
5824 * config/i386/i386.c (legitimize_pic_address): Add treating
5825 of dllimport SYM_REF's.
5826 (legitimize_dllimport_symbol): Add prototype.
5828 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
5830 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
5831 reference in constructor with non self-referential type.
5833 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
5835 Removal of Return with Depressed Stack Pointer support
5836 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
5837 (ECF_SP_DEPRESSED): Likewise.
5838 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
5839 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
5840 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5841 (expand_call): Do not test ECF_SP_DEPRESSED.
5842 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5843 * function.c (keep_stack_depressed): Delete.
5844 (handle_epilogue_set): Likewise.
5845 (update_epilogue_consts): Likewise.
5846 (emit_equiv_load): Likewise.
5847 (thread_prologue_and_epilogue_insns): Remove support for Return with
5848 Depressed Stack Pointer.
5849 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5851 2008-04-06 Richard Guenther <rguenther@suse.de>
5853 PR tree-optimization/35400
5854 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
5855 information from SSA_NAMEs.
5857 2008-04-06 Anatoly Sokolov <aesok@post.ru>
5859 * config/avr/avr.h (avr_mega_p): Remove declaration.
5860 (AVR_MEGA): Remove macro.
5861 * config/avr/avr.c (avr_mega_p): Remove variable.
5862 (avr_override_options): Remove inicializion of avr_mega_p.
5863 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
5864 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
5865 (avr_jump_mode): (Ditto.).
5866 (avr_output_progmem_section_asm_op): (Ditto.).
5867 (avr_asm_init_sections): (Ditto.).
5868 (avr_asm_init_sections): (Ditto.).
5869 (avr_rtx_costs): (Ditto.).
5870 * config/avr/avr.md: (Ditto.).
5871 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
5874 2008-04-06 Richard Guenther <rguenther@suse.de>
5876 PR tree-optimization/35842
5877 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
5878 is_gimple_invariant_address.
5880 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5882 * gcc.c (default_compilers): Sync Fortran extensions list with
5883 that in fortran/lang-specs.h.
5884 * doc/invoke.texi: Likewise.
5885 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
5886 * dwarf2out.c (gen_compile_unit_die): Likewise.
5888 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
5890 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
5892 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
5895 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
5896 attribute is used for nested functions.
5898 2008-04-05 Jan Hubicka <jh@suse.cz>
5900 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
5902 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
5904 (dump_files): Update.
5905 (enable_rtl_dump_file): Do not accept letter argument.
5906 * tree-pass.h (dump_file_info): Remove letter argument.
5907 * toplev.c (decode_d_option): Update -da handling.
5908 * toplev.h (enable_rtl_dump_file): Update prototype.
5909 * passes.c (register_one_dump_file): Do not accept IPA argument; work
5910 it out based on pass type.
5911 (register_dump_files_1): Likewise.
5912 (init_optimization_passes): Update register_one_dump_file calls.
5913 (execute_one_pass): Sanity check that IPA passes are called at IPA
5914 level and RTL passes at RTL level.
5915 (execute_pass_list): IPA pass can not be after or subpass of
5917 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
5918 disallov RTL subpasses of IPA subpasses.
5920 2008-04-05 Ben Elliston <bje@au.ibm.com>
5922 * tree-cfg.c (need_fake_edge_p): Return false for calls to
5923 builtins that return exactly once and do not throw. Cache call to
5926 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
5928 PR rtl-optimization/34916
5930 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
5931 between instruction pairs.
5933 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
5935 * doc/invoke.texi: Document -mbitops for SH.
5936 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
5937 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
5938 * config/sh/sh.c (print_operand): Add %t operand code.
5939 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
5940 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
5941 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
5942 (extendqihi2): Likewise.
5943 (movqi_i): Likewise.
5944 (insv): Use bset, bclr and bst instructions for SH2A if possible.
5945 (extv): Use bld instruction for SH2A if possible.
5947 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
5948 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
5949 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
5950 (bset.b, bclr.b): Define peepholes.
5951 * config/sh/sh.opt (mbitops): New option.
5953 2008-04-04 Janis Johnson <janis187@us.ibm.com>
5956 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
5957 and view convert expression.
5959 2008-04-04 Jakub Jelinek <jakub@redhat.com>
5962 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
5964 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
5966 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
5968 * config/i386/cpuid.h (bit_AES): New.
5969 (bit_PCLMUL): Likewise.
5971 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
5972 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
5973 SSE2 if AES or PCLMUL is enabled.
5974 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
5975 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5976 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
5977 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
5978 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
5979 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
5980 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5981 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
5982 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
5983 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
5984 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
5985 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
5986 __builtin_ia32_aeskeygenassist128 and
5987 __builtin_ia32_pclmulqdq128.
5988 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
5989 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
5990 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
5992 * config/i386/i386.h (TARGET_AES): New.
5993 (TARGET_PCLMUL): Likewise.
5994 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
5996 * config/i386/i386.md (UNSPEC_AESENC): New.
5997 (UNSPEC_AESENCLAST): Likewise.
5998 (UNSPEC_AESDEC): Likewise.
5999 (UNSPEC_AESDECLAST): Likewise.
6000 (UNSPEC_AESIMC): Likewise.
6001 (UNSPEC_AESKEYGENASSIST): Likewise.
6002 (UNSPEC_PCLMUL): Likewise.
6004 * config/i386/i386.opt (maes): New.
6005 (mpclmul): Likewise.
6007 * config/i386/sse.md (aesenc): New pattern.
6008 (aesenclast): Likewise.
6010 (aesdeclast): Likewise.
6012 (aeskeygenassist): Likewise.
6013 (pclmulqdq): Likewise.
6015 * config/i386/wmmintrin.h: New.
6017 * doc/extend.texi: Document AES and PCLMUL built-in function.
6019 * doc/invoke.texi: Document -maes and -mpclmul.
6021 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
6023 * function.c (free_after_parsing): Replace with
6024 cxx_push_function_context from C++ front-end.
6025 (allocate_struct_function): Don't call langhook.
6026 * langhooks.h (struct lang_hooks_for_functions): Delete.
6027 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
6029 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
6030 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
6031 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
6032 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
6033 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
6034 remove LANG_HOOKS_FUNCTION_INITIALIZER.
6035 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
6037 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
6038 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
6040 2008-04-04 Jakub Jelinek <jakub@redhat.com>
6043 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
6046 2008-04-04 Richard Guenther <rguenther@suse.de>
6049 * fold-const.c (optimize_minmax_comparison): Use the correct
6050 type for the constant in the simplified comparison.
6052 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
6054 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
6055 Pass L2 size as "--param l2-cache-size" to the compiler.
6056 (decode_l2_cache): New function to decode L2 cache parameters using
6057 0x8000006 extended cpuid function.
6058 (detect_caches_amd): Determine parameters of L2 cache using
6059 decode_l2_caches function.
6060 (decode_caches_intel): Decode L2 cache parameters.
6061 (detect_caches_intel): Determine L2 cache parameters using
6062 decode_caches_intel and decode_l2_caches functions.
6064 2008-04-03 Bob Wilson <bob.wilson@acm.org>
6066 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
6067 secondary input reload for subword loads from the constant pool.
6069 2008-04-03 Janis Johnson <janis187@us.ibm.com>
6072 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
6073 constants of the appropriate size for runtime calculations.
6076 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
6077 decimal-float literal constant zero.
6079 2008-04-03 Jakub Jelinek <jakub@redhat.com>
6082 * c-parser.c (c_parser_omp_atomic): Call
6083 default_function_array_conversion on the RHS.
6086 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
6087 call is_variable_sized if decl has incomplete type.
6089 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
6091 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
6093 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
6095 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
6097 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
6098 (sgt<u>): Merge sgt and sgtu into new expander.
6099 (sgt, sgtu): Remove expanders.
6100 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
6101 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
6102 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
6103 *sgtu_<mode>_mips16 into new pattern.
6104 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
6105 (sge<u>): Merge sge and sgeu into new expander.
6106 (sge, sgeu): Remove expanders.
6107 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
6109 (*sge_<mode>, second *sge_<mode>): Remove patterns.
6110 (slt<u>): Merge slt and sltu into new expander.
6111 (slt, sltu): Remove expanders.
6112 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
6113 (*slt_<mode>, *sltu_<mode>): Remove patterns.
6114 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
6115 *sltu_<mode>_mips16 into new pattern.
6116 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
6117 (sle<u>): Merge sle and sleu into new expander.
6118 (sle, sleu): Remove expanders.
6119 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
6120 (*sle_<mode>, *sleu_<mode>): Remove patterns.
6121 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
6122 *sleu_<mode>_mips16 into new pattern.
6123 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
6125 2008-04-03 Jan Hubicka <jh@suse.cz>
6127 PR tree-optimization/35795
6128 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
6129 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6130 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6131 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6132 * score/score3.c (score3_output_mi_thunk): Likewise.
6133 * score/score7.c (score7_output_mi_thunk): Likewise.
6134 * mips/mips.c (mips_output_mi_thunk): Likewise.
6136 2008-04-03 Richard Guenther <rguenther@suse.de>
6138 * tree-vrp.c (extract_range_from_unary_expr): Handle all
6139 conversions. Simplify code.
6141 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
6143 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
6145 2008-04-03 Tom Tromey <tromey@redhat.com>
6146 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6148 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
6149 * config/bfin/t-bfin-linux (generated_files): Add
6150 linux-sysroot-suffix.h.
6151 * doc/install.texi (Prerequisites): Require make 3.80.
6152 * doc/sourcebuild.texi (Front End Directory): Document new
6154 * Makefile.in (generated_files): New variable.
6155 (ALL_HOST_OBJS): New variable.
6156 ($(ALL_HOST_OBJS)): New target.
6158 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6160 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
6161 (remap_block): Call id->transform_lang_insert_block instead
6163 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
6164 Set id.transform_lang_insert_block to NULL.
6165 (clone_body): Move to cp/optimize.c
6166 * tree-inline.h (struct copy_body_data): Change
6167 transform_lang_insert_block to function pointer.
6168 (copy_generic_body, copy_decl_no_change): Export.
6169 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
6170 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
6171 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
6173 * c-tree.h (insert_block): Kill.
6174 * c-decl.c (insert_block): Kill.
6176 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6178 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6179 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6180 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
6182 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
6183 argument, call {push,pop}_function_context from here.
6184 * c-parser.c: Use c_{push,pop}_function_context.
6186 * function.c (push_function_context_to): Move meat ...
6187 (push_function_context): ... here. Simplify.
6188 * function.c (pop_function_context_from): Move meat ...
6189 (pop_function_context): ... here. Simplify.
6190 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
6192 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6193 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6194 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
6195 * tree.h (push_function_context_to, pop_function_context_from): Remove.
6197 2008-04-03 Ben Elliston <bje@au.ibm.com>
6199 * expmed.c (extract_force_align_mem_bit_field): Remove.
6201 2008-04-03 Richard Guenther <rguenther@suse.de>
6204 * expr.h (try_casesi): Adjust prototype.
6205 * expr.c (try_casesi): Take fallback label as extra parameter.
6206 Use that for gen_casesi if default_label is NULL.
6207 * stmt.c (expand_case): Pass fallback label to try_casesi,
6208 make sure to fill gaps with a fallback label if default_label
6211 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
6214 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
6216 2008-04-03 Ben Elliston <bje@au.ibm.com>
6218 * expmed.c (extract_split_bit_field): Remove if (0) code.
6219 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
6220 (do_ds_constraint): Likewise.
6222 2008-04-02 Joseph Myers <joseph@codesourcery.com>
6224 * doc/cppopts.texi (-dU): Document.
6225 * c-common.h (flag_dump_macros): Update comment.
6226 * c-opts.c (handle_OPT_d): Handle -dU.
6227 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
6228 dump_queued_macros, cb_used_define, cb_used_undef): New.
6229 (init_pp_output): Handle -dU.
6230 (cb_line_change): Call dump_queued_macros.
6231 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
6233 2008-04-02 Anatoly Sokolov <aesok@post.ru>
6235 * config/avr/predicates.md (io_address_operand): New predicate.
6236 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
6237 * config/avr/avr.c (avr_io_address_p): Remove function.
6238 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
6239 'avr_io_address_p' function.
6240 (out_movhi_r_mr): (Ditto.).
6241 (out_movqi_mr_r): (Ditto.).
6242 (out_movhi_mr_r): (Ditto.).
6243 (avr_address_cost): (Ditto.).
6245 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
6247 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
6248 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
6249 in 32bit mode when XMM registers are available to avoid store
6251 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
6252 corresponding post-reload splitters.
6254 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6256 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
6257 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
6258 __builtin_ia32_roundss.
6259 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
6260 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
6261 __builtin_ia32_roundss.
6262 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
6263 IX86_BUILTIN_SHUFPD here.
6265 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6267 * config/i386/i386.md (plogic): New.
6268 (plogicprefix): Likewise.
6270 * config/i386/mmx.md (mmx_<code><mode>3): New.
6271 (mmx_and<mode>3): Removed.
6272 (mmx_ior<mode>3): Likewise.
6273 (mmx_xor<mode>3): Likewise.
6275 * config/i386/sse.md (<code><mode>3): New.
6276 (*<code><mode>3): Likewise.
6277 (*<code><mode>3): Likewise.
6278 (<code><mode>3): Likewise.
6279 (*sse_<code><mode>3): Likewise.
6280 (*sse2_<code><mode>3): Likewise.
6281 (<code>tf3): Likewise.
6282 (*<code>tf3): Likewise.
6283 (and<mode>3): Likewise.
6284 (*and<mode>3): Likewise.
6285 (ior<mode>3): Removed.
6286 (*ior<mode>3): Likewise.
6287 (xor<mode>3): Likewise.
6288 (*xor<mode>3): Likewise.
6289 (*and<mode>3): Likewise.
6290 (*ior<mode>3): Likewise.
6291 (*xor<mode>3): Likewise.
6292 (and<mode>3): Likewise.
6293 (*sse_and<mode>3): Likewise.
6294 (*sse2_and<mode>3): Likewise.
6296 (*andtf3): Likewise.
6297 (ior<mode>3): Likewise.
6298 (*sse_ior<mode>3): Likewise.
6299 (*sse2_ior<mode>3): Likewise.
6301 (*iortf3): Likewise.
6302 (xor<mode>3): Likewise.
6303 (*sse_xor<mode>3): Likewise.
6304 (*sse2_xor<mode>3): Likewise.
6306 (*xortf3): Likewise.
6308 2008-04-02 Richard Guenther <rguenther@suse.de>
6310 PR tree-optimization/14495
6311 PR tree-optimization/34793
6312 * tree-vrp.c (struct switch_update): New structure.
6313 (to_remove_edges, to_update_switch_stmts): New VECs.
6314 (simplify_switch_using_ranges): New function. Remove not taken
6315 case labels and edges.
6316 (simplify_stmt_using_ranges): Call it.
6317 (identify_jump_threads): Mark edges we have queued for removal
6318 so we don't thread them.
6319 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
6321 * tree-cfg.c (group_case_labels): Deal with missing default label.
6322 (tree_verify_flow_info): Allow missing default label.
6323 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
6324 (emit_case_nodes): Likewise.
6325 (expand_case): Do not rely on the default label to be present.
6326 * expr.c (try_casesi): Deal with NULL default_label.
6327 (do_tablejump): Likewise.
6329 2008-04-02 Richard Guenther <rguenther@suse.de>
6331 PR tree-optimization/14495
6332 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
6333 SWITCH_EXPR here ...
6334 (vrp_visit_switch_stmt): ... but here (new function).
6335 (find_case_label_index): New helper function.
6336 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
6338 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6340 * fwprop.c: Fix ISO-C99ism.
6342 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6345 * Makefile.in (objdir): Set it here.
6346 * configure.ac: Not here. Find dynamic linker characteristics.
6347 * exec-tool.in: Use them.
6348 * aclocal.m4: Regenerate.
6349 * configure: Regenerate.
6351 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6353 * expr.c (expand_var): Delete it.
6354 * expr.h (expand_var): Delete prototype.
6355 * function.c (expand_function_start): Use expand_decl instead.
6356 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
6359 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
6361 PR rtl-optimization/35542
6362 * fwprop.c (forward_propagate_and_simplify): Replace
6363 loc_reg_mentioned_in_p with reg_mentioned_p.
6365 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6367 PR rtl-optimization/35281
6368 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
6369 (propagate_rtx_1): Handle PR_HANDLE_MEM.
6370 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
6371 (varying_mem_p): Move above propagate_rtx.
6372 (all_uses_available_at): Do not check MEMs.
6374 2008-04-02 Rafael Espindola <espindola@google.com>
6376 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
6377 (register_edge_assert_for_2): Split the cond argument.
6378 (register_edge_assert_for_1): Adjust for the change in
6379 register_edge_assert_for_2.
6380 (register_edge_assert_for): Split the cond argument.
6381 (find_switch_asserts): Adjust for the change in
6382 register_edge_assert_for.
6384 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
6386 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
6387 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
6388 offsets for 64-bit mingw.
6389 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
6390 abi for x86_64-pc-mingw.
6392 2008-04-02 Richard Guenther <rguenther@suse.de>
6394 * tree-vrp.c (extract_range_from_assert): Make sure to not
6395 produce range min/max with TREE_OVERFOW set.
6396 If merging a anti-range and a range keep the anti-range if
6397 the range covers all values of the type.
6398 (register_edge_assert_for_2): Only allow sign-changing
6399 conversions in detecting canonical range checks. Also
6400 register an assert for the unsigned name if useful.
6402 PR tree-optimization/35787
6403 * tree-vrp.c (vrp_val_max): New function.
6404 (vrp_val_min): Likewise.
6405 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
6406 (vrp_val_is_min): Likewise.
6407 (supports_overflow_infinity): Use vrp_val_{min,max}.
6408 (negative_overflow_infinity): Likewise.
6409 (positive_overflow_infinity): Likewise.
6410 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
6411 (is_positive_overflow_infinity): Likewise.
6412 (is_overflow_infinity): Likewise.
6413 (avoid_overflow_infinity): Use vrp_val_{min,max} and
6414 vrp_val_is_{min,max}.
6415 (set_and_canonicalize_value_range): Canonicalize anti-ranges
6416 to ranges if possible. Avoid empty ranges.
6418 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6421 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
6422 the expression is a function address.
6424 2008-04-01 George Helffrich <george@gcc.gnu.org>
6426 PR fortran/35154, fortran/23057
6427 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
6428 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
6429 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
6430 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
6432 (dbxout_syms): Check for COMMON-based symbol and wrap in
6433 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
6434 in bracket for efficiency.
6436 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
6437 using DW_TAG_common_block + member offset.
6438 (add_pubname_string): New function.
6439 (dw_expand_expr): New function to find block name and offset for
6441 (common_check): New function to check whether symbol in Fortran COMMON.
6442 (gen_variable_die): If COMMON, use DW_TAG_common_block.
6444 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
6447 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
6449 2008-04-02 Ben Elliston <bje@au.ibm.com>
6451 * config/v850/v850.md (casesi): Remove if (0) code.
6452 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6453 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
6455 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
6457 * config/i386/i386.md (rex64suffix): New mode attribute.
6458 (floathi<mode>2): Disable expander for SSE math.
6459 (*floathi<mode>2_1): New insn insn_and_split pattern.
6460 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
6461 corresponding post-reload splitters.
6462 (*floathi<mode>2_i387): New macroized insn pattern.
6463 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
6464 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
6465 insn_and_split pattern.
6466 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
6467 New macroized instruction patterns and corresponding post-reload
6469 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
6470 and corresponding post-reload splitters.
6471 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
6472 New macroized instruction patterns.
6473 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
6474 macroized instruction patterns and corresponding post-reload splitters.
6475 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
6476 corresponding post-reload splitters.
6477 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
6478 New macroized instruction patterns.
6479 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
6480 corresponding post-reload splitters.
6481 (*floatsi<mode>2_i387): New macroized instruction patterns.
6483 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
6485 * config/i386/i386.md (smaxmin): New.
6486 (umaxmin): Likewise.
6487 (maxminiprefix): Likewise.
6488 (maxminfprefix): Likewise.
6489 (<code><mode>3): Likewise.
6490 (smin<mode>3): Removed.
6491 (smax<mode>3): Likewise.
6493 * config/i386/mmx.md (mmx_<code>v2sf3): New.
6494 (mmx_<code>v4hi3): Likewise.
6495 (mmx_<code>v8qi3): Likewise.
6496 (mmx_smaxv2sf3): Removed.
6497 (mmx_sminv2sf3): Likewise.
6498 (mmx_umaxv8qi3): Likewise.
6499 (mmx_smaxv4hi3): Likewise.
6500 (mmx_uminv8qi3): Likewise.
6501 (mmx_sminv4hi3): Likewise.
6503 * config/i386/sse.md (<addsub><mode>3): New.
6504 (*<addsub><mode>3): Likewise.
6505 (<sse>_vm<addsub><mode>3): Likewise.
6506 (<maxmin><mode>3): Likewise.
6507 (*<maxmin><mode>3_finite): Likewise.
6508 (*<maxmin><mode>3): Likewise.
6509 (<sse>_vm<maxmin><mode>3): Likewise.
6510 (sse3_h<addsub>v4sf3): Likewise.
6511 (sse3_h<addsub>v2df3): Likewise.
6512 (<maxmin>v16qi3): Likewise.
6513 (*<maxmin>v16qi3): Likewise.
6514 (<maxmin>v8hi3): Likewise.
6515 (*<maxmin>v8hi3): Likewise.
6516 (*sse4_1_<maxmin><mode>3): Likewise.
6517 (*sse4_1_<maxmin><mode>3): Likewise.
6518 (add<mode>3): Removed.
6519 (*add<mode>3): Likewise.
6520 (<sse>_vmadd<mode>3): Likewise.
6521 (sub<mode>3): Likewise.
6522 (*sub<mode>3): Likewise.
6523 (<sse>_vmsub<mode>3): Likewise.
6524 (smin<mode>3): Likewise.
6525 (*smin<mode>3_finite): Likewise.
6526 (*smin<mode>3): Likewise.
6527 (<sse>_vmsmin<mode>3): Likewise.
6528 (smax<mode>3): Likewise.
6529 (*smax<mode>3_finite): Likewise.
6530 (*smax<mode>3): Likewise.
6531 (<sse>_vmsmax<mode>3): Likewise.
6532 (sse3_haddv4sf3): Likewise.
6533 (sse3_haddv2df3): Likewise.
6534 (sse3_hsubv4sf3): Likewise.
6535 (sse3_hsubv2df3): Likewise.
6536 (umaxv16qi3): Likewise.
6537 (*umaxv16qi3): Likewise.
6538 (smaxv8hi3): Likewise.
6539 (*smaxv8hi3): Likewise.
6540 (*sse4_1_smax<mode>3): Likewise.
6541 (*sse4_1_umax<mode>3): Likewise.
6542 (uminv16qi3): Likewise.
6543 (*uminv16qi3): Likewise.
6544 (sminv8hi3): Likewise.
6545 (*sminv8hi3): Likewise.
6546 (*sse4_1_smin<mode>3): Likewise.
6547 (*sse4_1_umin<mode>3): Likewise.
6549 2008-04-01 Rafael Espindola <espindola@google.com>
6551 * tree-cfg.c (verify_expr): remove in_phi.
6552 (verify_stmt): Don't call walk_tree with verify_expr. Use
6553 is_gimple_min_invariant instead of is_gimple_val.
6555 2008-04-01 Joseph Myers <joseph@codesourcery.com>
6557 * doc/include/gpl_v3.texi: Update for manpage generation.
6558 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
6560 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
6561 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
6562 gpl_v3.texi instead of gpl.texi.
6565 2008-04-01 Jakub Jelinek <jakub@redhat.com>
6568 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
6570 2008-04-01 Rafael Espindola <espindola@google.com>
6572 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
6573 (extract_code_and_val_from_cond): Use
6574 extract_code_and_val_from_cond_with_ops.
6576 2008-04-01 Jan Hubicka <jh@suse.cz>
6578 * function.c (free_after_compilation): Free epilogue_delay_list.
6579 (prepare_function_start): Assert that previous compilation was freed.
6581 2008-04-01 Jan Hubicka <jh@suse.cz>
6582 Jim Wilson <wilson@tuliptree.org>
6583 Andreas Tobler <andreast@gcc.gnu.org>
6586 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
6587 rtl.emit instead cfun->emit.
6588 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
6589 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
6591 2008-04-01 Ben Elliston <bje@au.ibm.com>
6593 * doc/c-tree.texi (Function Basics): Fix grammatical error.
6595 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
6597 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
6599 (fprofile-use): Add var flag_profile_use
6600 * coverage.c (coverage_begin_output): Do not open a gcno file for
6601 output only if -ftest-coverage is set.
6602 Do not add getpwd() to gcda file path.
6603 (build_gcov_info): Check the new flag
6604 flag_profile_datafile_relative_path.
6605 (coverage_init): Use profile_data_prefix.
6606 Read profile counter only if flag_profile_use is set.
6607 * opts.c (common_handle_option): New option fprofile-use=,
6608 fprofile-dir=, fprofile-generate=.
6609 * toplev.c (profile_data_prefix): New variable definition.
6610 * toplev.h (profile_data_prefix): New declaration.
6611 * doc/invoke.tex (Option Summary, Optimization Options):
6614 2008-03-31 James E. Wilson <wilson@tuliptree.org>
6616 * varasm.c (output_constant_pool_1): In LABEL_REF check,
6617 use tmp consistently.
6620 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
6621 * config/ia64/ia64.c (rtx_needs_barrier): Handle
6622 UNSPEC_FR_RECIP_APPROX_RES.
6623 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
6625 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
6628 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
6630 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6633 * fold-const.c (fold_indirect_ref_1): Support accessing non first
6634 element of the vector via a pointer.
6636 2008-03-31 Ian Lance Taylor <iant@google.com>
6638 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
6640 2008-03-31 Jan Hubicka <jh@suse.cz>
6642 * builtins.c (expand_builtin_setjmp_receiver): Update call of
6643 get_arg_pointer_save_area.
6644 * expr.c (init_expr): Just clear out rtl.expr.
6645 * function.c (free_after_compilation): Clear out whole RTL structure.
6646 (get_func_frame_size): Merge into ...
6647 (get_frame_size): ... this one.
6648 (assign_stack_local_1): Merge into ...
6649 (assign_stack_local): ... this one.
6650 (expand_function_end): Update call of get_arg_pointer_save_area.
6651 (get_art_pointer_save_area): Remove cfun argument.
6652 * function.h (emit_status): regno_pointer_align does not need length
6653 attribute. Move x_regno_reg_rtx to ...
6654 (regno_reg_rtx): ... new global array.
6655 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
6656 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
6657 apply_args_value, forced_labels, stack_pointer_delta):
6659 (struct varasm_status): Move here from varasm.c
6660 (struct rtl_data): New. Move here some fields from struct function.
6661 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
6662 frame_offset, stack_check_probe_note, arg_pointer_save_area,
6663 used_temp_slots avail_temp_slots, temp_slot_level,
6664 nonlocal_goto_handler_labels): Update accesstors.
6665 (rtl): New global variable.
6666 (struct function): Move some fileds to rtl_data.
6667 (get_arg_pointer_save_area): Update prototype.
6668 * emit-rtl.c (rtl): Declare.
6669 (regno_reg_rtx): Declare.
6670 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
6672 (gen_reg_rtx): Update.
6673 (init_virtual_regs): Do not tate emit_status argument.
6674 (init_emit): Do not allocate emit.
6675 * varasm.c (varasm_statuc): Move to function.h.
6676 (n_deferred_constatns): Update accestor.
6677 (init_varasm_status): Do not allocate varasm_status.
6678 (force_const_mem, get_pool_size, output_constant_pool): Update.
6679 * stmt.c (force_label_rtx): Do not use x_ prefixes.
6680 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
6682 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
6684 PR rtl-optimization/35729
6685 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
6688 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
6691 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
6692 load/store if memory is unaligned.
6693 (*movti_rex64): Likewise.
6695 * config/i386/predicates.md (misaligned_operand): New.
6697 2008-03-31 Andrew Pinski <pinskia@gmail.com>
6700 * tree-ssa-phiopt.c (conditional_replacement): Return early for
6703 2008-03-31 Jan Beulich <jbeulich@novell.com>
6705 * config/ia64/constraints.md: Add 'j' constraint.
6706 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
6707 (movdi_internal): Likewise.
6709 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
6712 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
6714 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
6717 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
6718 proper error message for the third argument on blendpd and
6721 * config/i386/sse.md (blendbits): New.
6722 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
6724 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
6726 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
6728 2008-03-30 Richard Guenther <rguenther@suse.de>
6731 * fold-const.c (fold_sign_changed_comparison): Do leave
6732 conversions to base-types alone.
6734 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6736 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
6737 the link register if one altivec register is be saved.
6739 2008-03-30 Ben Elliston <bje@au.ibm.com>
6741 * final.c (final_scan_insn): Remove if (0) code.
6743 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
6745 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
6747 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
6749 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
6750 of V4SFmode to ix86_binary_operator_ok.
6752 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
6754 * config/i386/i386.c (override_options): Initialize
6755 ix86_veclib_handler to ix86_veclibabi_svml when
6756 -mveclibabi=svml is used.
6757 (ix86_veclibabi_svml): New function for SVML ABI style
6758 vectorization support.
6759 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
6761 2008-03-28 Rafael Espindola <espindola@google.com>
6763 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
6764 (tree_binary_nonnegative_warnv_p): Make it public.
6765 (tree_single_nonnegative_warnv_p): Make it public.
6766 (tree_invalid_nonnegative_warnv_p): Make it public.
6767 (tree_unary_nonzero_warnv_p): Make it public.
6768 (tree_binary_nonzero_warnv_p): Make it public
6769 (tree_single_nonzero_warnv_p): Make it public.
6770 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
6771 (extract_range_from_binary_expr): Split the expr argument.
6772 (extract_range_from_unary_expr): Split the expr argument.
6773 (extract_range_from_comparison): Split the expr argument.
6774 (extract_range_from_expr): Use the new aux functions.
6775 (vrp_evaluate_conditional_warnv): Use
6776 vrp_evaluate_conditional_warnv_with_ops.
6777 * tree.h (tree_unary_nonzero_warnv_p): Declare.
6778 (tree_binary_nonzero_warnv_p): Declare.
6779 (tree_single_nonzero_warnv_p): Declare.
6780 (tree_expr_nonzero_warnv_p): Declare.
6781 (tree_unary_nonnegative_warnv_p): Declare.
6782 (tree_binary_nonnegative_warnv_p): Declare.
6783 (tree_single_nonnegative_warnv_p): Declare.
6784 (tree_invalid_nonnegative_warnv_p): Declare.
6786 2008-03-28 Richard Guenther <rguenther@suse.de>
6788 PR tree-optimization/30317
6789 PR tree-optimization/30911
6790 PR tree-optimization/34793
6791 * tree-vrp.c (set_and_canonicalize_value_range): New function.
6792 (struct assert_locus_d): New member EXPR.
6793 (register_new_assert_for): Add EXPR parameter to support
6794 ASSERT_EXPR <name, expr OP limit>.
6795 (register_edge_assert_for_1): Adjust callers.
6796 (find_assert_locations): Likewise.
6797 (process_assert_insertions_for): Build condition from expression.
6798 (extract_range_from_assert): Handle ASSERT_EXPRs
6799 of the form ASSERT_EXPR <name, expr OP limit>.
6800 (register_edge_assert_for_2): New helper registering
6801 asserts for comparisons. Recognize range tests of the form
6802 (unsigned)i - CST1 OP CST2.
6803 (register_edge_assert_for_1): Use it.
6804 (register_edge_assert_for): Likewise.
6805 (needs_overflow_infinity): Integer sub-types
6806 do not need overflow infinities.
6807 (vrp_val_is_max): The extreme values of integer sub-types
6808 are those of the base type.
6809 (vrp_val_is_min): Likewise.
6810 * tree.def (ASSERT_EXPR): Document extra allowed conditional
6813 2008-03-28 Nick Clifton <nickc@redhat.com>
6816 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6817 Return GENERAL_REGS for stack adjustment reloads.
6819 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6822 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
6823 const_vector when all the vectors are constant.
6825 2008-03-27 Bob Wilson <bob.wilson@acm.org>
6827 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
6829 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
6830 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
6832 (s<code>_sf): Use new scc_sf attribute for opcode names.
6834 2008-03-27 Tom Tromey <tromey@redhat.com>
6836 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
6837 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
6838 config/spu/t-spu-elf, config/i386/t-interix,
6839 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
6840 config/i386/x-darwin, config/i386/x-mingw32,
6841 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
6842 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
6843 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
6844 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
6845 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
6846 config/rs6000/x-darwin, config/rs6000/t-rs6000,
6847 config/score/t-score-elf, config/arm/t-strongarm-pe,
6848 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
6849 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
6850 Revert automatic dependency patch.
6852 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
6855 * config/i386/i386.c (ix86_function_arg_boundary): Align
6856 decimal floating point to its natural boundary.
6858 2008-03-27 Richard Guenther <rguenther@suse.de>
6861 * fold-const.c (fold_comparison): Restrict distinct decl
6862 comparison folding to VAR_DECLs and PARM_DECLs. Do not
6863 solely rely on operand_equal_p.
6865 2008-03-27 Richard Guenther <rguenther@suse.de>
6868 * c-common.c (handle_weak_attribute): Reject combination of
6871 2008-03-27 Richard Guenther <rguenther@suse.de>
6873 PR tree-optimization/32810
6874 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
6875 conversions from DECL_INITIAL.
6876 (fold_const_aggregate_ref): Likewise from constructor elements.
6878 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
6880 * tree-affine.h (aff_combination_expand): Declare.
6881 (get_inner_reference_aff): Likewise.
6882 * tree-affine.c (aff_combination_expand): Split out from
6883 tree_to_aff_combination_expand.
6884 (get_inner_reference_aff): New function.
6885 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
6886 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
6887 (struct lim_aux_data): sm_done field removed.
6888 (mem_ref_loc_p, mem_ref_locs_p): New types.
6889 (struct mem_ref): Added id, stored, accesses_in_loop,
6890 indep_loop, dep_loop, indep_ref, dep_ref fields.
6891 Removed is_stored, locs and next fields.
6892 (memory_accesses): New variable.
6893 (movement_possibility): Do not allow moving statements
6894 that store to memory.
6895 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
6897 (determine_max_movement): For statements with memory references,
6898 find the outermost loop in that the reference is independent.
6899 (move_computations_stmt): Mark the virtual operands for renaming.
6900 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
6901 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
6902 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
6903 add_vop_ref_mapping, create_vop_ref_mapping_loop,
6904 create_vop_ref_mapping, analyze_memory_references,
6905 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
6906 get_all_locs_in_loop, ref_always_accessed_p,
6907 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
6908 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
6909 store_motion_loop, store_motion): New functions.
6910 (struct vop_to_refs_elt): New type.
6911 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
6912 memref_hash, memref_eq, hoist_memory_references): Rewritten.
6913 (schedule_sm): Replaced by...
6914 (execute_sm): ... this.
6915 (determine_lsm_ref, hoist_memory_references,
6916 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
6917 find_more_ref_vops, free_mem_ref, free_mem_refs,
6918 determine_lsm_loop, determine_lsm): Removed.
6919 (tree_ssa_lim_finalize): Free data structures used by store motion.
6920 (tree_ssa_lim): Call analyze_memory_references. Use
6921 store_motion instead of determine_lsm.
6923 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
6925 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
6926 rename tmake_file to m68hc11/t-m68hc11.
6927 (mcore): Set inhibit_libc to true.
6928 * config.host (alpha*-dec-*vms*): Set extra_programs.
6929 (interix3*): Don't use host_xmake_file.
6930 * configure.ac: Let config.gcc override inhibit_libc.
6931 * configure: Regenerate.
6933 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
6934 * config/t-openbsd-thread: Remove commented out lines.
6936 * config/x-interix: Remove.
6938 * config/m68hc11/t-m68hc11-gas: Rename to...
6939 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
6941 * config/mcore/t-mcore: Remove T_CFLAGS.
6942 * config/mcore/t-mcore-pe: Likewise.
6944 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
6946 * configure.ac: Replace custom __GNU_SOURCE test with
6947 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
6948 * aclocal.m4: Regenerate.
6949 * configure: Regenerate.
6950 * config.in: Regenerate.
6952 2008-03-27 Richard Guenther <rguenther@suse.de>
6954 * fold-const.c (target.h): Include.
6955 (fold_comparison): Fold comparison of addresses of decls
6956 that bind locally or of constants. Consolidate address folding code.
6957 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
6958 results from fold_binary_to_constant.
6959 (compare_values_warnv): Likewise.
6961 2008-03-27 Andrew Pinski <pinskia@gmail.com>
6964 * fold-const.c (fold_truthop): Check for integeral types when folding
6965 a == 0 && b == 0 and a != 0 || b != 0 .
6967 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
6969 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
6971 2008-03-26 Andreas Schwab <schwab@suse.de>
6973 * doc/invoke.texi: Fix use of @item vs. @itemx.
6975 2008-03-26 Tom Tromey <tromey@redhat.com>
6977 * Makefile.in (build/gensupport.o, build/print-rtl.o,
6978 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
6979 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
6980 build/gencodes.o, build/genconditions.o, build/genconfig.o,
6981 build/genconstants.o, build/genemit.o, build/genextract.o,
6982 build/genflags.o, build/genmddeps.o, build/genopinit.o,
6983 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
6986 2008-03-26 Richard Guenther <rguenther@suse.de>
6989 2008-03-26 Richard Guenther <rguenther@suse.de>
6991 * fold-const.c (target.h): Include.
6992 (fold_comparison): Fold comparison of addresses of two decls
6993 that bind locally. Consolidate address folding code.
6995 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6997 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
6998 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
6999 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
7000 dconstsqrt2, dconstthird, dconste and/or dconst10.
7001 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
7002 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
7003 dconstsqrt2, dconste): Delete.
7004 (init_emit_once): Likewise. Simplify initializing dconstm1.
7006 * real.c (get_real_const): New.
7007 * real.h (dconst3, dconst10, dconstm2, dconstthird,
7008 dconstsqrt2, dconste): Delete.
7009 (real_value_const, get_real_const): New.
7011 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
7013 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
7015 * config/i386/i386.c (ix86_function_arg_boundary): Check
7016 BIGGEST_ALIGNMENT instead of 128.
7017 (setup_incoming_varargs_64): Likewise.
7019 2008-03-26 Tom Tromey <tromey@redhat.com>
7021 * Makefile.in (DEPFILES): Add missing '/'.
7023 2008-03-26 Richard Guenther <rguenther@suse.de>
7025 * fold-const.c (target.h): Include.
7026 (fold_comparison): Fold comparison of addresses of two decls
7027 that bind locally. Consolidate address folding code.
7029 2008-03-26 Nick Clifton <nickc@redhat.com>
7032 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
7033 not allow INT+INT as a legitimate addressing mode.
7035 2008-03-26 Richard Guenther <rguenther@suse.de>
7037 * tree-flow.h (widen_bitfield): Remove declaration.
7038 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
7039 (widen_bitfield): Remove function.
7040 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
7043 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7046 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
7049 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
7051 PR rtl-optimization/35232
7052 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
7053 (forget_old_reloads_1, forget_marked_reloads): Don't clear
7054 reg_reloaded_call_part_clobbered here.
7055 (reload_regs_reach_end_p): New function.
7056 (reload_reg_rtx_for_input): New variable.
7057 (reload_reg_rtx_for_output): Likewise.
7058 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
7059 when reassigning a pseudo register. Load reloadreg from
7060 reload_reg_rtx_for_input, moving the mode and register
7062 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
7063 instead of the original when deciding whether an input reload
7064 would be a no-op or whether an output reload can be deleted.
7065 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
7066 when setting up new_spill_reg_store. Load it from
7067 reload_reg_rtx_for_output, moving the mode and register
7069 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
7070 instead of the original when deciding whether an output reload
7071 would be a no-op. Do the same when modifying insn notes.
7072 Use rtx_equal_p instead of == to compare the registers.
7073 (inherit_piecemeal_p): Take a mode and two register numbers
7075 (emit_reload_insns): Clear new_spill_reg_store for every hard
7076 register in the reload register. Remove spill registers
7077 from reg_reloaded_valid before considering whether to record
7078 inheritance information for them. Use reload_reg_rtx_for_output
7079 instead of reg_rtx when recording output reloads. Use
7080 reload_reg_rtx_for_input instead of reg_rtx when recording
7081 input reloads. Set or clear reg_reloaded_call_part_clobbered
7082 at the same time as setting reg_reloaded_valid.
7083 (delete_output_reload): Add a new_reload_reg parameter and use it
7084 instead of rld[j].reg_rtx.
7085 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
7088 2008-03-25 Tom Tromey <tromey@redhat.com>
7090 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
7091 (build/genattr.o): Likewise.
7092 (build/genattrtab.o): Likewise.
7093 (build/gencodes.o): Likewise.
7094 (build/genconfig.o): Likewise.
7095 (build/genconstants.o): Likewise.
7096 (build/genemit.o): Likewise.
7097 (build/genextract.o): Likewise.
7098 (build/genflags.o): Likewise.
7100 2008-03-25 Bob Wilson <bob.wilson@acm.org>
7102 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
7103 instead of size_int for integer types.
7104 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
7105 to match type of MINUS_EXPR.
7107 2008-03-25 Tom Tromey <tromey@redhat.com>
7109 * configure: Rebuilt.
7110 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
7113 2008-03-25 Tom Tromey <tromey@redhat.com>
7115 * config/x-solaris (host-solaris.o): Update.
7116 * config/x-linux (host-linux.o): Update.
7117 * config/x-hpux (host-hpux.o): Update.
7118 * config/x-darwin (host-darwin.o): Update.
7119 * config/v850/t-v850e (v850-c.o): Update.
7120 * config/v850/t-v850 (v850-c.o): Update.
7121 * config/t-vxworks (vxworks.o): Update.
7122 * config/t-sol2 (sol2-c.o, sol2.o): Update.
7123 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
7124 * config/spu/t-spu-elf (spu-c.o): Update.
7126 * config/sh/t-symbian (sh-c.o): Update.
7127 (symbian.o): Update.
7128 * config/sh/t-sh (sh-c.o): Update.
7129 * config/score/t-score-elf (score7.o, score3.o): Update.
7130 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
7131 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
7132 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
7133 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
7135 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7136 * config/m32c/t-m32c (m32c-pragma.o): Update.
7137 * config/ia64/t-ia64 (ia64-c.o): Update.
7138 * config/i386/x-mingw32 (host-mingw32.o): Update.
7139 * config/i386/x-i386 (driver-i386.o): Update.
7140 * config/i386/x-darwin (host-i386-darwin.o): Update.
7141 * config/i386/x-cygwin (host-cygwin.o): Update.
7142 * config/i386/t-nwld (nwld.o): Update.
7143 * config/i386/t-netware (netware.o): Update.
7144 * config/i386/t-interix (winnt.o): Update.
7145 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
7146 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
7147 msformat-c.o): Update.
7148 * config/bfin/t-bfin-linux (generated_files): Add
7149 linux-sysroot-suffix.h.
7150 * config/arm/t-wince-pe (pe.o): Update.
7151 * config/arm/t-strongarm-pe (pe.o): Update.
7152 * config/arm/t-pe (pe.o): Update.
7153 * config/arm/t-arm (arm-c.o): Update.
7154 * doc/install.texi (Prerequisites): Require make 3.80.
7155 * Makefile.in: Remove .o targets.
7156 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
7157 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
7158 (simple_generated_h, simple_generated_c): Move earlier.
7159 (generated_files): New variable.
7160 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
7161 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
7162 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
7163 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
7164 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
7165 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
7166 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
7167 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
7168 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
7169 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
7170 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
7171 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
7173 (COMPILE.base, COMPILE): New variables.
7174 (%.o): New pattern rule.
7175 (ALL_HOST_OBJS): New variable.
7176 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
7177 (dummy-checksum.o, cc1-checksum.o): Remove.
7178 (DRIVER_SHLIB): New variable.
7179 (DRIVER_DEFINES): Use it.
7180 (gencondmd.c): Move out of build/.
7181 (s-conditions): Update.
7182 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
7183 (ALL_BUILD_OBJS): Likewise.
7184 (build/%.o): Use BUILDCOMPILE.
7185 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
7186 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
7187 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
7188 build/gencheck.o, build/gencodes.o, build/genconditions.o,
7189 build/genconfig.o, build/genconstants.o, build/genemit.o,
7190 build/genextract.o, build/genflags.o, build/genmddeps.o,
7191 build/genopinit.o, build/genoutput.o, build/genpeep.o,
7192 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
7193 build/gen-protos.o, build/scan.o, build/fix-header.o,
7194 build/scan-decls.o): Simplify.
7195 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
7196 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
7197 prefix.o, toplev.o): Reduce to variable setting.
7198 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
7199 ($(out_object_file), gcc-options.o): New targets.
7200 ($(ALL_HOST_OBJS)): New target. Include dependency files.
7201 * configure: Rebuilt.
7202 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
7203 * doc/sourcebuild.texi (Front End Directory): Document new variable.
7205 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
7207 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
7208 complain when we hit an error, return ERROR_MARK_NODE.
7210 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7212 * config/sh/constraints.md (Pso, Psz): New constraints.
7213 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
7214 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
7216 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7218 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
7219 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
7221 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7223 * config/sh/sh.md (prefetch): Add condition for SH2A target.
7224 (prefetch_sh2a): New.
7226 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7227 Naveen.H.S <naveen.hs@kpitcummins.com>
7229 * config/sh/constraints.md (I28): New constraint.
7230 * config/sh/sh.c (broken_move): Add support for movi20s.
7231 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
7233 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
7234 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7235 Naveen.H.S <naveen.hs@kpitcummins.com>
7237 * config/sh/sh.c (SH_ATTRIBUTES): Define.
7238 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
7239 (print_operand): Handle resbank in %@ operand code.
7240 (sh_encode_section_info): New.
7241 (push_regs): Add conditions for resbank.
7242 (sh_expand_epilogue): Likewise.
7243 (sh_insert_attributes): Likewise.
7244 (sh_attribute_table): Likewise.
7245 (sh_handle_resbank_handler_attribute): New.
7246 (sh2a_handle_function_vector_handler_attribute): New.
7247 (sh2a_is_function_vector_call): New.
7248 (sh2a_get_function_vector_number): New.
7249 (sh2a_function_vector_p): New.
7250 (sh_cfun_resbank_handler_p): New.
7251 * config/sh/sh.md (calli): Emit jsr/n if possible.
7252 (calli_tbr_rel): New.
7253 (calli_pcrel): Emit jsr/n if possible.
7254 (return_i): Emit rts/n if possible.
7255 (call_valuei_tbr_rel): New.
7256 (call_valuei_pcrel): Add condition for SH2A target.
7257 (call_value): Likewise.
7258 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
7259 (sh2a_get_function_vector_number): Likewise.
7260 (sh2a_is_function_vector_call): Likewise.
7261 * doc/extend.texi: Document TBR relative addressing of SH2A.
7262 (resbank): Add description for SH2A.
7264 2008-03-24 Richard Guenther <rguenther@suse.de>
7267 * gimplify.c (gimplify_modify_expr): For frontend type-correct
7268 pointer assignments change conversions according to middle-end rules.
7269 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
7270 * configure.ac: Include type checking in yes.
7271 * configure: Regenerate.
7273 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7275 * diagnostic.c (diagnostic_count_diagnostic): Delete.
7276 (diagnostic_report_diagnostic): Update. Handle ICEs here.
7278 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
7280 * gthr-vxworks.h (UNUSED): Define.
7282 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
7284 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
7286 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
7288 * doc/extend.texi (Function Attributes): Add missing comma in the
7289 example of the "alloc_size" attribute.
7291 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
7294 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7296 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7299 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7302 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7303 of the underlying type of a MS bitfield layout to the natural
7304 alignment of the type.
7306 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7308 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7309 to their natural alignment to avoid store forwarding stalls.
7311 2008-03-22 Richard Guenther <rguenther@suse.de>
7313 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
7314 For PHI nodes verify the address is invariant.
7315 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
7316 (get_symbol_constant_value): Use is_gimple_min_invariant.
7317 (maybe_fold_stmt_indirect): Likewise.
7319 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
7321 PR rtl-optimization/33927
7322 * Makefile.in (dse.o): Depend on $(TM_P_H).
7323 * expr.h (extract_low_bits): Declare.
7324 * expmed.c (extract_low_bits): New function.
7325 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
7326 * dse.c: Include tm_p.h.
7327 (find_shift_sequence): Remove the read_reg argument and return the
7328 read value. Emit the instructions instead of returning them.
7329 Iterate on new_mode rather than calculating it each time.
7330 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
7331 source to NEW_MODE and extract_low_bits to convert the shifted
7333 (replace_read): Allow the load and store to have different mode
7334 classes. Use extract_low_bits when SHIFT == 0. Create the shift
7335 or extraction instructions before trying the replacement. Update
7336 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
7338 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7340 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7341 to their natural alignment to avoid store forwarding stalls.
7343 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7346 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
7347 encouraging but not allowing gprs for input;
7348 change the input constraint to !f#r.
7349 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
7351 change the output constraint to !f#r.
7353 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
7356 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
7357 corresponding post-reload splitters.
7358 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
7359 when x87 FP math is selected.
7360 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
7361 New function prototype.
7362 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
7363 unreachable function to ease macroization of insn patterns.
7365 2008-03-21 Martin Jambor <mjambor@suse.cz>
7367 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
7368 reference dumps if ddr is NULL or dependence is unknown.
7370 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7372 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
7373 unsigned extension into account.
7374 (ATOMIC_COMPARE_AND_SWAP): Likewise.
7375 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
7376 Do computations on a scratch register.
7378 2008-03-21 Richard Guenther <rguenther@suse.de>
7380 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7381 Use is_gimple_min_invariant instead of TREE_INVARIANT.
7382 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
7383 * tree-ssa-dom.c (record_equality): Likewise.
7384 * tree-inline.c (copy_body_r): Likewise.
7385 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
7388 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7390 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
7391 as 'delete_unused' argument.
7393 2008-03-20 Richard Guenther <rguenther@suse.de>
7395 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
7396 special casing of constant qualifiers.
7397 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
7398 care about them in general.
7399 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
7400 regardless of their type.
7401 (fold_stmt_r): Forcefully fold *& if we end up with that.
7403 2008-03-20 Paul Brook <paul@codesourcery.com>
7405 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
7406 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
7408 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
7410 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
7411 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
7413 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
7415 * common.opt (Wmudflap): New option.
7416 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
7417 (mx_register_decls): Likewise.
7418 (mudflap_finish_file): Likewise.
7419 * doc/invoke.texi: Document -Wno-mudflap.
7421 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
7423 * c-format.c (replace_format_name_to_system_name): New.
7425 (convert_format_name_to_system_name): New.
7426 (decode_format_attr): Add use of convert_format_name_to_system_name.
7427 (format_types_orig): Add gnu_ prefix to names.
7428 (check_format_info_main): Special treating of \0 escaped names for
7429 supporting multi-character format specifiers as I32, I64.
7430 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
7431 (gnu_target_overrides_format_attributes): New.
7432 * c-format.h: Add structure target_ovr_attr to hold
7433 system specific formatter names.
7434 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
7435 msformat-c.o file to c_target_objs and cxx_target_objs.
7436 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7437 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
7438 (TARGET_N_FORMAT_TYPES): New.
7439 * config/i386/msformat-c.c: New.
7440 * config/i386/t-cygming: Add build rule for msformat-c.o.
7441 * doc/extend.texi: Add new format names gnu_* and ms_* and
7443 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7445 2008-03-20 Ira Rosen <irar@il.ibm.com>
7447 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
7448 optimizations turned on under -O3.
7449 (ftree-vectorize): Add that the flag is turned on with -O3.
7451 2008-03-20 Ben Elliston <bje@au.ibm.com>
7453 * regmove.c (try_auto_increment): Fix spelling error in comment.
7454 * final.c (final_scan_insn): Likewise.
7456 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
7459 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
7460 allocator preferences for "y" and "r" class registers.
7461 ("*mov<mode>_internal"): Ditto.
7462 ("*movv2sf_internal_rex64"): Ditto.
7463 ("*movv2sf_internal"): Ditto.
7465 2008-03-19 Michael Matz <matz@suse.de>
7468 * calls.c (expand_call): Check overlap of arguments with call
7469 address for sibcalls.
7471 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7474 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7475 of the underlying type of a MS bitfield layout to the natural
7476 alignment of the type.
7478 2008-03-19 Jan Hubicka <jh@suse.cz>
7481 * toplev.c (decode_d_option): Handle all CPP flags.
7482 * tree-vrp.c: Update tree_pass descriptors.
7483 * regrename.c: Update tree_pass descriptors.
7484 * fwprop.c: Update tree_pass descriptors.
7485 * doc/invoke.texi: Remove documentation of dropped -d? flags.
7486 * tree-into-ssa.c: Update tree_pass descriptors.
7487 * tree-dump.c: Update tree_pass descriptors.
7488 * tree-complex.c: Update tree_pass descriptors.
7489 * tree-dump.h: Update tree_pass descriptors.
7490 * see.c: Update tree_pass descriptors.
7491 * cgraphbuild.c: Update tree_pass descriptors.
7492 * tracer.c: Update tree_pass descriptors.
7493 * tree-loop-distribution.c: Update tree_pass descriptors.
7494 * cgraph.c: Update tree_pass descriptors.
7495 * postreload-gcse.c: Update tree_pass descriptors.
7496 * postreload.c: Update tree_pass descriptors.
7497 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
7498 * tree-tailcall.c: Update tree_pass descriptors.
7499 * tree-pass.h (tree_opt_pass): Rename to ...
7500 (opt_pass) ... this one; add "type" field and remove letter field.
7501 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
7502 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
7503 all_lowering_passes): Update declaration.
7504 * ipa-cp.c: Update tree_pass descriptors.
7505 * final.c: Update tree_pass descriptors.
7506 * omp-low.c: Update tree_pass descriptors.
7507 * tree-ssa-dse.c: Update tree_pass descriptors.
7508 * ipa-reference.c: Update tree_pass descriptors.
7509 * tree-ssa-uncprop.c: Update tree_pass descriptors.
7510 * auto-inc-dec.c: Update tree_pass descriptors.
7511 * reorg.c: Update tree_pass descriptors.
7512 * cgraphunit.c: Update tree_pass descriptors.
7513 * tree-ssa-copyrename.c: Update tree_pass descriptors.
7514 * tree-ssa-ccp.c: Update tree_pass descriptors.
7515 * df-core.c: Update tree_pass descriptors.
7516 * mode-switching.c: Update tree_pass descriptors.
7517 * tree-nomudflap.c: Update tree_pass descriptors.
7518 * modulo-sched.c: Update tree_pass descriptors.
7519 * ipa-pure-const.c: Update tree_pass descriptors.
7520 * cse.c: Update tree_pass descriptors.
7521 * web.c: Update tree_pass descriptors.
7522 * tree-stdarg.c: Update tree_pass descriptors.
7523 * tree-ssa-math-opts.c: Update tree_pass descriptors.
7524 * tree-ssa-dom.c: Update tree_pass descriptors.
7525 * tree-nrv.c: Update tree_pass descriptors.
7526 * tree-ssa-alias.c: Update tree_pass descriptors.
7527 * loop-init.c: Update tree_pass descriptors.
7528 * gimple-low.c: Update tree_pass descriptors.
7529 * ipa-inline.c: Update tree_pass descriptors.
7530 * tree-ssa-sink.c: Update tree_pass descriptors.
7531 * global.c: Update tree_pass descriptors.
7532 * ifcvt.c: Update tree_pass descriptors.
7533 * jump.c: Update tree_pass descriptors.
7534 * predict.c: Update tree_pass descriptors.
7535 * tree-ssa-loop.c: Update tree_pass descriptors.
7536 * recog.c: Update tree_pass descriptors.
7537 * dse.c: Update tree_pass descriptors.
7538 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
7539 * tree-eh.c: Update tree_pass descriptors.
7540 * regmove.c: Update tree_pass descriptors.
7542 * function.c: Update tree_pass descriptors.
7543 * tree-vectorizer.c: Update tree_pass descriptors.
7544 * gcse.c: Update tree_pass descriptors.
7545 * ipa-type-escape.c: Update tree_pass descriptors.
7546 * tree-if-conv.c: Update tree_pass descriptors.
7547 * init-regs.c: Update tree_pass descriptors.
7548 * ipa.c: Update tree_pass descriptors.
7549 * tree-ssa-phiopt.c: Update tree_pass descriptors.
7550 * rtl-factoring.c: Update tree_pass descriptors.
7551 * lower-subreg.c: Update tree_pass descriptors.
7552 * bt-load.c: Update tree_pass descriptors.
7553 * tree-dfa.c: Update tree_pass descriptors.
7554 * except.c: Update tree_pass descriptors.
7555 * emit-rtl.c: Update tree_pass descriptors.
7556 * cfgexpand.c: Update tree_pass descriptors.
7557 * tree-cfgcleanup.c: Update tree_pass descriptors.
7558 * cfgcleanup.c: Update tree_pass descriptors.
7559 * tree-ssa-pre.c: Update tree_pass descriptors.
7560 * tree-sra.c: Update tree_pass descriptors.
7561 * tree-mudflap.c: Update tree_pass descriptors.
7562 * tree-ssa-copy.c: Update tree_pass descriptors.
7563 * cfglayout.c: Update tree_pass descriptors.
7564 * tree-ssa-forwprop.c: Update tree_pass descriptors.
7565 * tree-ssa-dce.c: Update tree_pass descriptors.
7566 * tree-ssa.c: Update tree_pass descriptors.
7567 * regclass.c: Update tree_pass descriptors.
7568 * integrate.c: Update tree_pass descriptors.
7569 * tree-optimize.c: Update tree_pass descriptors.
7570 * tree-ssa-phiprop.c: Update tree_pass descriptors.
7571 * tree-object-size.c: Update tree_pass descriptors.
7572 * combine.c: Update tree_pass descriptors.
7573 * tree-outof-ssa.c: Update tree_pass descriptors.
7574 * bb-reorder.c: Update tree_pass descriptors.
7575 * stack-ptr-mod.c: Update tree_pass descriptors.
7576 * var-tracking.c: Update tree_pass descriptors.
7577 * tree-profile.c: Update tree_pass descriptors.
7578 * tree-vect-generic.c: Update tree_pass descriptors.
7579 * reg-stack.c: Update tree_pass descriptors.
7580 * sched-rgn.c: Update tree_pass descriptors.
7581 * tree-ssa-structalias.c: Update tree_pass descriptors.
7582 * tree-cfg.c: Update tree_pass descriptors.
7583 * passes.c (current_pass): Update declaration.
7584 (finish_optimization_passes): Update.
7585 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
7586 (register_one_dump_file, register_dump_files_1, next_pass_1):
7588 (init_optimization_passes): Update handling of new types.
7589 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
7590 * ipa-struct-reorg.c: Update tree_pass descriptors.
7591 * tree-ssa-reassoc.c: Update tree_pass descriptors.
7592 * combine-stack-adj.c: Update tree_pass descriptors.
7593 * cfgrtl.c: Update tree_pass descriptors.
7594 * dce.c: Update tree_pass descriptors.
7595 * tree-ssanames.c: Update tree_pass descriptors.
7597 2008-03-19 Richard Guenther <rguenther@suse.de>
7600 * tree-ssa.c (walk_data): New structure.
7601 (warn_uninitialized_var): If not always_executed warn with "maybe"
7603 (execute_early_warn_uninitialized): Compute post-dominators.
7604 Initialize always_executed before processing each basic block.
7606 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
7609 * config/i386/i386.c (x86_this_parameter): Calculate correct location
7610 of "this" pointer when "regparm = N" or "fastcall" is in effect.
7612 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7614 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
7616 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
7618 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
7620 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
7621 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
7622 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
7623 target after ignore has been set, and move there also the commputation
7624 of subtarget and original_target.
7625 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
7626 (LANG_HOOKS_INITIALIZER): Remove it.
7627 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
7629 2008-03-18 Richard Guenther <rguenther@suse.de>
7631 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
7632 found an expression with constants, note that in the VN for the lhs.
7633 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
7634 fold them to constants if possible. Run cleanup_cfg if done so.
7635 (execute_pre): Return todo.
7637 (execute_fre): Likewise.
7638 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
7640 (get_prop_source_stmt): Look through pointer conversions.
7642 2008-03-18 Jan Hubicka <jh@suse.cz>
7644 * tree-pretty-print.c: Include predict.h.
7645 (dump_generic_node): Dump predictor.
7646 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
7647 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
7648 * gimple-low.c (lower_stmt): Likewise.
7649 * expr.c (expand_expr_real): Likewise.
7650 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
7652 (build_predict_expr, build_predict_expr): New.
7653 * predict.h (predictor_name, build_predict_expr): Update.
7654 * c-typeck.c (c_finish_bc_stmt): Add prediction.
7655 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
7656 * predict.def (PRED_CONTINUE): Update hitrate.
7657 * tree.def (PREDICT_EXPR): Define.
7658 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
7659 do not handle BIND_EXPR.
7660 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
7661 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
7662 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
7665 2008-03-18 Michael Matz <matz@suse.de>
7667 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
7669 2008-03-18 Richard Guenther <rguenther@suse.de>
7671 * tree-gimple.h (is_gimple_invariant_address): Declare.
7672 (is_gimple_constant): Likewise.
7673 * tree-gimple.c (is_gimple_constant): New function.
7674 (is_gimple_invariant_address): Likewise.
7675 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
7676 and is_gimple_invariant_address.
7677 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
7679 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
7680 an addressable base.
7682 2008-03-18 Jakub Jelinek <jakub@redhat.com>
7685 * gimplify.c (gimplify_expr): Gimplify second operand of
7688 2008-03-17 Richard Guenther <rguenther@suse.de>
7690 PR tree-optimization/19637
7691 * fold-const.c (fold_unary): Remove restrictions of removing
7692 intermediate pointer-conversions (P2)(P1)P0.
7693 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
7694 conversion to void pointer.
7695 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
7697 2008-03-16 James E. Wilson <wilson@tuliptree.org>
7700 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
7701 emulated thread local variables.
7703 2008-03-16 Richard Guenther <rguenther@suse.de>
7706 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
7707 expand TREE_INVARIANT operations that are not gimple invariant.
7709 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
7711 * doc/extend.texi (Alignment): Say that the ABI controls
7712 the __alignof__ for non-strict-alignment targets rather
7713 than being a recommendation.
7715 2008-03-15 Paul Brook <paul@codesourcery.com>
7717 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
7719 (arm_output_fn_unwind): Mark functions that can not be unwound.
7721 2008-03-15 Paul Brook <paul@codesourcery.com>
7723 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
7724 extension instructions.
7726 2008-03-15 Richard Guenther <rguenther@suse.de>
7728 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
7729 and fold constant aggregate refs.
7730 (fold_const_aggregate_ref): Handle string constants
7731 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
7732 (evaluate_stmt): Simplify now that ccp_fold folds constant
7735 2008-03-15 Paul Brook <paul@codesourcery.com>
7737 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
7738 (extzv): Use gen_extzv_t2.
7739 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
7741 2008-03-15 Richard Guenther <rguenther@suse.de>
7743 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
7744 (fold_const_aggregate_ref): Likewise.
7745 (get_value): Return NULL if we don't have any values.
7746 (ccp_finalize): Set const_val to NULL after freeing it.
7747 * tree-flow.h (get_symbol_constant_value): Declare.
7748 (fold_const_aggregate_ref): Likewise.
7749 * tree-ssa-sccvn.c (try_to_simplify): Use them.
7751 2008-03-15 Richard Guenther <rguenther@suse.de>
7754 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
7755 to not produce negative array indices if not allowed. Add
7756 parameter to indicate that.
7757 (maybe_fold_offset_to_component_ref): Allow negative array
7758 indices only for the first member of a structure.
7759 (maybe_fold_offset_to_reference): Allow negative array indices.
7760 (maybe_fold_stmt_addition): Likewise.
7762 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
7763 Anatoly Sokolov <aesok@post.ru>
7765 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
7766 (avr_arch): Add ARCH_AVR6.
7767 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
7768 (initial_elimination_offset): Initialize and use 'avr_pc_size'
7769 instead of fixed value 2.
7770 (print_operand_address): Use gs() asm specifier instead of pm().
7771 (avr_assemble_integer): (Ditto.).
7772 (avr_output_addr_vec_elt): (Ditto.).
7773 (print_operand): Handle "!" code.
7774 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
7775 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
7776 (AVR_HAVE_EIJMP_EICALL): Define.
7777 (AVR_3_BYTE_PC): Redefine.
7778 (AVR_2_BYTE_PC): (Ditto.).
7779 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
7780 (LINK_SPEC): Add atmega2560 and atmega2561.
7781 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
7783 * config/avr/avr.md (call_insn): Use eicall instead of icall
7784 for 3 byte PC devices.
7785 (call_value_insn): (Ditto.).
7786 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
7787 (indirect_jump): Use only for for 2 byte PC devices.
7788 (*tablejump): (Ditto.).
7789 (*indirect_jump_avr6): Add insn.
7790 (*tablejump_rjmp): Don't use for 3 byte PC devices.
7791 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
7792 instead of ijmp for 3 byte PC devices.
7793 (__tablejump2__): (Ditto.).
7794 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
7795 (MULITLIB_DIRNAMES): (Ditto.).
7796 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
7798 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
7800 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
7801 "sse2_umulsidi3". Use V1DI mode for operand 0.
7802 ("mmx_psadbw"): Use V1DI mode for operand 0.
7803 * config/i386/i386-modes.def (V1SI): New vector mode.
7804 * config/i386/i386.c (struct builtin_description)
7805 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
7806 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
7807 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
7808 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
7809 v1di_ftype_v8qi_v8qi type.
7810 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
7812 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
7813 __builtin_ia32_pmuludq]: Fix the mode of return value.
7815 2008-03-15 Richard Guenther <rguenther@suse.de>
7818 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
7821 2008-03-14 Bob Wilson <bob.wilson@acm.org>
7823 * doc/invoke.texi (Option Summary, Xtensa Options): Document
7824 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
7825 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
7826 unless TARGET_SERIALIZE_VOLATILE is enabled.
7827 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
7828 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
7829 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
7831 2008-03-14 Richard Guenther <rguenther@suse.de>
7833 PR tree-optimization/34172
7834 * tree-flow.h (refs_may_alias_p): Declare.
7835 (get_single_def_stmt): Likewise.
7836 (get_single_def_stmt_from_phi): Likewise.
7837 (get_single_def_stmt_with_phi): Likewise.
7838 * tree-dfa.c (refs_may_alias_p): New function.
7839 (get_single_def_stmt): Likewise.
7840 (get_single_def_stmt_from_phi): Likewise.
7841 (get_single_def_stmt_with_phi): Likewise.
7842 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
7843 (vn_reference_lookup_1): New helper function.
7844 (vn_reference_lookup): Walk the virtual use-def chain to
7845 continue searching for a match if the def does not alias the
7846 reference we are looking for.
7848 2008-03-14 David Edelsohn <edelsohn@gnu.org>
7850 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
7851 archive and Perzl. Update The Written Word listing.
7853 2008-03-14 Richard Guenther <rguenther@suse.de>
7855 PR tree-optimization/34043
7856 PR tree-optimization/33989
7857 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
7859 (bitmap_find_leader): Use extra argument to verify dominance
7860 relationship inside a basic-block.
7861 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
7862 (find_leader_in_sets): Adjust.
7863 (create_component_ref_by_pieces): Take extra argument for
7864 dominance check, handle lookup failures.
7865 (find_or_generate_expression): Likewise.
7866 (create_expression_by_pieces): Likewise.
7867 (insert_into_preds_of_block): Adjust.
7868 (create_value_expr_from): If asked for, verify all operands
7869 are in the blocks AVAIL_OUT set.
7870 (make_values_for_stmt): Check for SSA_NAMEs that are life
7871 over an abnormal edge.
7872 (compute_avail): Remove such check.
7873 (do_SCCVN_insertion): New function.
7874 (eliminate): If we do not find a leader suitable for replacement
7875 insert a replacement expression from SCCVN if available.
7876 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
7877 (struct vn_ssa_aux): Add needs_insertion flag.
7878 * tree-ssa-sccvn.c (may_insert): New global flag.
7879 (copy_reference_ops_from_ref): Value-number union member access
7880 based on its size, not type and member if insertion is allowed.
7881 (visit_reference_op_load): For a weak match from union type
7882 punning lookup a view-converted value and insert a SSA_NAME
7883 for that value if that is not found.
7884 (visit_use): Make dumps shorter. Do not disallow value numbering
7885 SSA_NAMEs that are life over an abnormal edge to constants.
7886 (free_scc_vn): Release inserted SSA_NAMEs.
7887 (run_scc_vn): New flag to specify whether insertion is allowed.
7888 Process SSA_NAMEs in forward order.
7889 * tree-ssa-loop-im.c (for_each_index): Handle invariant
7890 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
7891 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
7892 pointer type to/from integral types that do not change the
7893 precision to regular conversions.
7895 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
7897 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
7898 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
7899 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
7900 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
7901 input arguments and the mode of return value. Built-in functions
7902 that operate on whole 64-bit MMX register now use V1DI mode.
7904 2008-03-13 Alon Dayan <alond@il.ibm.com>
7905 Olga Golovanevsky <olga@il.ibm.com>
7907 PR tree-optimization/35041
7908 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
7909 to locate the right position in a statement.
7911 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
7915 * config/i386/xmmintrin.h: Change all static inline functions to
7916 extern inline and add __gnu_inline__ attribute.
7917 * config/i386/bmintrin.h: Ditto.
7918 * config/i386/smmintrin.h: Ditto.
7919 * config/i386/tmmintrin.h: Ditto.
7920 * config/i386/mmintrin-common.h: Ditto.
7921 * config/i386/ammintrin.h: Ditto.
7922 * config/i386/emmintrin.h: Ditto.
7923 * config/i386/pmmintrin.h: Ditto.
7924 * config/i386/mmintrin.h: Ditto.
7925 * config/i386/mm3dnow.h: Ditto.
7927 2008-03-13 Jakub Jelinek <jakub@redhat.com>
7930 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
7931 (lower_omp_2): New function.
7932 (lower_omp_1, lower_omp): Rewritten.
7934 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
7937 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
7938 with the phrase "Microsoft Windows compilers".
7939 (Push/Pop Macro Pragmas): New subsection. Document
7940 #pragma push_macro and pragma pop_macro.
7942 2008-03-12 Paul Brook <paul@codesourcery.com>
7944 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
7946 2008-03-12 Paul Brook <paul@codesourcery.com>
7948 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
7949 (thumb2_alusi3_short): Exclude PLUS and MINUS.
7950 (thumb2_addsi_shortim): Rename ...
7951 (thumb2_addsi_short): ... to this. Allow register operands.
7952 (thumb2_subsi_short): New pattern.
7953 (thumb2_one_cmplsi2_short,
7954 thumb2_negsi2_short): New patterns and peepholes.
7956 2008-03-12 Paul Brook <paul@codesourcery.com>
7958 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
7960 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
7962 * config/i386/i386.md (int_cond): New code iterator.
7964 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
7965 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
7966 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
7967 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
7968 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
7969 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
7970 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
7971 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
7973 2008-03-12 Paul Brook <paul@codesourcery.com>
7975 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
7976 instead of {arm,thumb}_compute_save_reg_mask.
7977 (output_return_instruction): Ditto.
7978 (thumb_unexpanded_epilogue): Ditto.
7979 (thumb1_expand_prologue): Ditto.
7980 (thumb1_output_function_prologue): Ditto.
7981 (arm_set_return_address): Ditto.
7982 (thumb_set_return_address): Ditto.
7983 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
7984 regs to achieve stack alignment.
7985 (thumb1_compute_save_reg_mask): Fix compiler warning.
7986 (arm_output_epilogue): Use offsets->saved_regs_mask.
7987 Adjust stack pointer by poping call clobered registers.
7988 (arm_expand_prologue): Use offsets->saved_regs_mask.
7989 Adjust stack pointer by pushing extra registers.
7990 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
7992 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
7995 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
7996 conversion to the operands of a multiplication.
7998 2008-03-12 Richard Guenther <rguenther@suse.de>
8000 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
8001 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
8002 * timevar.def (TV_TREE_PHIPROP): Add.
8003 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
8004 pass description. Use TV_TREE_PHIPROP.
8005 * tree-ssa-forwprop.c: Remove phiprop code.
8007 2008-03-12 Jakub Jelinek <jakub@redhat.com>
8010 * omp-low.c (maybe_lookup_decl): Constify first argument.
8011 (use_pointer_for_field): Change last argument from bool to
8012 omp_context *. Disallow shared copy-in/out in nested
8013 parallel if decl is shared in outer parallel too.
8014 (build_outer_var_ref, scan_sharing_clauses,
8015 lower_rec_input_clauses, lower_copyprivate_clauses,
8016 lower_send_clauses, lower_send_shared_vars): Adjust callers.
8018 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
8019 Ira Rosen <irar@il.ibm.com>
8021 * tree-vectorizer.c (free_stmt_vec_info): New function.
8022 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
8023 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
8024 * tree-vectorizer.h (free_stmt_vec_info): Declare.
8025 * tree-vect-transform.c (vectorizable_conversion): Free
8026 vec_oprnds0 if it was allocated.
8027 (vect_permute_store_chain): Remove unused VECs.
8028 (vectorizable_store): Free VECs that are allocated in the..
8030 (vect_transform_strided_load, vectorizable_load): Likewise.
8031 (vect_remove_stores): Simplify the code.
8032 (vect_transform_loop): Move code to vect_remove_stores().
8033 Call vect_remove_stores() and free_stmt_vec_info().
8035 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8037 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
8038 TARGET_HPUX. Revise comment.
8039 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
8040 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
8041 Use sr4 variant of `be' instruction when not generating PIC code.
8042 (attr_length_call): Adjust for above change.
8044 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8046 * ipa-reference.c (static_execute): Remove module_statics_const and
8047 associated setting code.
8049 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8052 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
8053 predicate for operand 1.
8054 (paritysi2_cmp): Use register_operand predicate for operand 2.
8055 Use earlyclobber modifier for operand 1. Remove support for
8057 (paritydi2_cmp): Use register_operand predicate for operand 3.
8058 Use earlyclobber modifier for operand 1. Remove support for
8061 2008-03-11 Paul Brook <paul@codesourcery.com>
8062 Vladimir Prus <vladimir@codesourcery.com>
8064 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
8065 (arm_compute_save_reg0_reg12_mask): Always
8066 check if register 11 must be saved. Always safe hard frame pointer
8067 when frame_pointer_needeed.
8068 (arm_compute_save_reg_mask): Save IP and PC
8069 only with apcs frames.
8070 (arm_output_epilogue): Adjust Thumb2 codepath to
8071 be also invoked and work for ARM non-apcs frames.
8072 (arm_expand_prologue): Don't bother saving IP
8073 for non-apcs frame, since it's not clobbered by
8074 prologue code. Implement non-apcs frame
8077 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8079 PR rtl-optimization/35281
8080 * expr.c (convert_move): Use a new pseudo for the intermediate
8081 from_mode->word_mode result.
8083 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8085 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
8086 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
8087 * toplev.c (compile_file): Don't call it.
8089 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8092 * expr.c (store_expr): Call emit_block_move if the mode
8093 of "temp" RTX is BLKmode.
8095 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8096 Richard Guenther <rguenther@suse.de>
8098 PR tree-optimization/31358
8099 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
8100 the step with a NULL_TREE.
8101 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
8102 to sizetype if type is a pointer type.
8103 (add_candidate_1): Don't convert the base and step to
8104 the generic type if the orginal type is a pointer type.
8105 (add_iv_value_candidates): Use sizetype for the step
8106 if type is a pointer type.
8107 (cand_value_at): Likewise.
8108 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
8110 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
8111 Don't convert the tem affine to the type.
8112 (add_elt_to_tree): Use sizetype for the step if a pointer.
8113 Use POINTER_PLUS_EXPR for pointers.
8114 (aff_combination_to_tree): Use sizetype for the step if a
8117 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
8119 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
8120 Remove commutativity hint.
8122 2008-03-10 Jakub Jelinek <jakub@redhat.com>
8126 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
8127 errorneous type. Check that v is a VAR_DECL.
8130 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
8132 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
8134 PR tree-optimization/35494
8135 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
8136 may be overriden at link and run time.
8138 2008-03-10 Richard Guenther <rguenther@suse.de>
8140 PR tree-optimization/34677
8141 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
8142 (poolify_tree): Likewise.
8143 (modify_expr_template): Likewise.
8144 (poolify_modify_stmt): Likewise.
8145 (insert_fake_stores): Handle all component-ref style stores
8146 in addition to INDIRECT_REF. Also handle complex types.
8147 Do not poolify the inserted load.
8148 (realify_fake_stores): Do not rebuild the tree but only
8149 make it a SSA_NAME copy.
8150 (init_pre): Remove initialzation of modify_expr_template.
8151 Do not allocate modify_expr_node_pool.
8152 (fini_pre): Do not free modify_expr_node_pool.
8154 2008-03-10 Paul Brook <paul@codesourcery.com>
8156 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
8159 2008-03-10 Paul Brook <paul@codesourcery.com>
8160 Mark Shinwell <shinwell@codesourcery.com>
8162 * config/arm/cortex-r4.md: New.
8163 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
8165 * config/arm/arm.md: Include cortex-r4.md.
8166 (insn): Add smmls, sdiv and udiv values.
8167 (generic_sched): Don't use generic scheduling for Cortex-R4.
8168 (arm_issue_rate): New function.
8169 (TARGET_SCHED_ISSUE_RATE): Define.
8171 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
8173 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
8175 2008-03-10 Richard Guenther <rguenther@suse.de>
8177 * tree-ssa-pre.c (get_sccvn_value): Simplify.
8178 (compute_avail): Do not add stmt uses to AVAIL_OUT.
8180 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
8182 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
8183 Set default to true.
8185 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8187 * c.opt (Wsynth): Deprecate.
8188 * doc/invoke.texi (Option Summary, Warning Options): Document
8189 -Wno-format-contains-nul.
8191 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
8194 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
8195 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
8197 2008-03-09 Ira Rosen <irar@il.ibm.com>
8199 * config/rs6000/rs6000.c (builtin_description): Rename vector
8200 left shift operations.
8201 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
8202 (altivec_vsl<VI_char>): Rename to ...
8203 (ashl<mode>3): ... new name.
8204 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
8206 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
8208 2008-03-08 Richard Guenther <rguenther@suse.de>
8210 * coverage.h (tree_coverage_counter_addr): Declare.
8211 * coverage.c (tree_coverage_counter_addr): New function.
8212 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
8214 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
8215 (tree_gen_one_value_profiler): Likewise.
8216 (tree_gen_ic_profiler): Likewise.
8217 (tree_gen_average_profiler): Likewise.
8218 (tree_gen_ior_profiler): Likewise.
8220 2008-03-08 Richard Guenther <rguenther@suse.de>
8222 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
8223 (vn_binary_op_insert): Likewise.
8224 (vn_unary_op_lookup): Likewise.
8225 (vn_unary_op_insert): Likewise.
8226 (vn_nary_op_lookup): Declare.
8227 (vn_nary_op_insert): Likewise.
8228 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
8229 and binary hashes, use a single obstack for unary_op_pool
8231 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
8232 a single struct vn_nary_op_s. Store tree code length and
8233 a variable number of operands.
8234 (struct vn_reference_op_struct): Remove unused op2.
8235 (vn_reference_op_eq): Do not compare op2.
8236 (vn_reference_op_compute_hash): Do not compute hash of op2.
8237 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
8238 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
8239 with vn_nary_op_compute_hash.
8240 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
8241 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
8243 (vn_unary_op_insert, vn_binary_op_insert): Replace with
8245 (visit_unary_op): Call nary functions.
8246 (visit_binary_op): Likewise.
8247 (process_scc): Adjust for struct vn_tables_s changes.
8248 (allocate_vn_table): Likewise.
8249 (free_vn_table): Likewise.
8250 * tree-vn.c (vn_add): Call nary functions.
8251 (vn_lookup): Likewise.
8253 2008-03-08 Jakub Jelinek <jakub@redhat.com>
8256 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
8257 wdst back after sync_compare_and_swapqhi_internal.
8259 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
8262 * config/i386/i386-modes.def (V1DI): New vector mode.
8263 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
8264 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
8265 (MMXMODE248): Ditto.
8266 (MMXMODE): Add V1DI mode.
8267 (mmxvecsize): Change DI mode to V1DI mode.
8268 ("mov<mode>): Use MMXMODEI8 mode iterator.
8269 ("*mov<mode>_internal_rex64"): Ditto.
8270 ("*mov<mode>_internal"): Ditto.
8271 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
8272 ("mmx_sub<mode>3"): Ditto.
8273 ("mmx_adddi3"): Remove insn pattern.
8274 ("mmx_subdi3"): Ditto.
8275 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
8276 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
8277 ("mmx_ashl<mode>3"): Ditto.
8278 ("mmx_lshrdi3"): Remove insn pattern.
8279 ("mmx_ashldi3"): Ditto.
8280 * config/i386/i386.c (classify_argument): Handle V1DImode.
8281 (function_arg_advance_32): Ditto.
8282 (function_arg_32): Ditto.
8283 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
8284 mmx_addv1di3 insn pattern.
8285 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
8286 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
8287 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
8288 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
8289 Remove definitions of built-in functions.
8290 (V1DI_type_node): New node.
8291 (v1di_ftype_v1di_int): Ditto.
8292 (v1di_ftype_v1di_v1di): Ditto.
8293 (v2si_ftype_v2si_si): Ditto.
8294 (v4hi_ftype_v4hi_di): Remove node.
8295 (v2si_ftype_v2si_di): Ditto.
8296 (ix86_init_mmx_sse_builtins): Handle V1DImode.
8297 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
8298 Redefine builtins using def_builtin_const with *_ftype_*_int node.
8299 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
8300 Add new builtins using def_builtin_const.
8301 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
8302 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
8303 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
8304 * config/i386/mmintrin.h (__v1di): New typedef.
8305 (_mm_add_si64): Cast arguments to __v1di type.
8306 (_mm_sub_si64): Ditto.
8307 (_mm_sll_pi16): Cast __count to __v4hi type.
8308 (_mm_sll_pi32): Cast __count to __v2si type.
8309 (_mm_sll_si64): Cast arguments to __v1di type.
8310 (_mm_srl_pi16): Cast __count to __v4hi type.
8311 (_mm_srl_pi32): Cast __count to __v2si type.
8312 (_mm_srl_si64): Cast arguments to __v1di type.
8313 (_mm_sra_pi16): Cast __count to __v4hi type.
8314 (_mm_sra_pi32): Cast __count to __v2si type.
8315 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
8316 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
8317 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
8318 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
8319 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
8320 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
8321 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
8322 (_mm_srai_pi32): Use __builtin_ia32_psradi.
8323 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
8324 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
8325 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
8326 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
8328 2008-03-07 Joseph Myers <joseph@codesourcery.com>
8330 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
8332 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
8335 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
8336 reg+const addressing for Altivec modes. Don't generate reg+reg
8337 addressing for TFmode or TDmode quantities.
8339 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
8341 * c-common.c (vector_types_convertible_p): Call langhook
8342 instead of comptypes.
8344 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8347 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
8348 integral and scalar float variables which have a
8351 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
8353 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
8354 dwarf_register_span hook when emitting unwind information for
8355 register-to-memory saves.
8356 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
8357 (rs6000_frame_related): Remove call to spe_synthesize_frame.
8359 2008-03-06 Jakub Jelinek <jakub@redhat.com>
8361 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
8362 for the same VAR_DECL.
8364 2008-03-06 Tom Tromey <tromey@redhat.com>
8367 * doc/standards.texi (Standards): Don't mention treelang.
8368 * doc/invoke.texi (Overall Options): Don't mention treelang.
8369 * doc/install.texi (Prerequisites): Don't mention bison or
8371 (Configuration): Don't mention treelang.
8372 (Building): Likewise.
8373 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
8375 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
8377 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
8378 word-extractions out of a multi-word object.
8380 2008-03-06 Richard Guenther <rguenther@suse.de>
8382 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
8383 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
8384 result type and precision.
8385 * expr.c (get_inner_reference): Set unsignedp based on the result
8386 type of BIT_FIELD_REF.
8387 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
8388 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
8389 (try_instantiate_multiple_fields): Likewise. Use the correct type
8391 (sra_build_assignment): Likewise.
8392 (sra_build_elt_assignment): Likewise.
8393 (sra_explode_bitfield_assignment): Likewise.
8394 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
8395 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
8396 set BIT_FIELD_REF_UNSIGNED.
8397 (vectorizable_load): Likewise.
8399 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
8401 * cse.c (cse_extended_basic_block): Invalidate artificial defs
8404 2008-03-06 Richard Guenther <rguenther@suse.de>
8406 * alias.c (struct alias_set_entry): Move has_zero_child field
8407 to pack with alias_set.
8409 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
8411 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8414 2008-03-05 Ian Lance Taylor <iant@google.com>
8416 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
8418 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8420 * fwprop.c (update_df): Support width and offset parameters of
8422 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
8423 global_conflicts): Change DF_REF_EXTRACT to either
8424 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8425 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8426 * df-scan.c (df_ref_record, df_defs_record,
8427 df_ref_create_structure, df_def_record_1, df_uses_record,
8428 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
8429 df_bb_refs_collect, df_entry_block_defs_collect,
8430 df_exit_block_uses_collect): Support new width and offset fields.
8431 (ref_extract_pool): New storage pool.
8432 (df_free_ref): New function.
8433 (df_reg_chain_unlink, df_free_collection_rec,
8434 df_sort_and_compress_refs): Call df_free_ref.
8435 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
8437 (df_ref_create_structure): Allocate df_ref_extract if offset and
8438 width fields are used.
8439 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
8440 (df_uses_record): Get offset and width from ZERO_EXTRACT
8442 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
8443 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8444 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8445 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
8446 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8447 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8448 (df_ref_extract): New structure.
8449 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
8450 (df_ref_create): Add width and offset parameters.
8452 2008-03-05 Richard Guenther <rguenther@suse.de>
8454 * tree-ssa-structalias.c (get_constraint_for_component_ref):
8455 Use ranges_overlap_p.
8456 (offset_overlaps_with_access): Rename
8457 to ranges_overlap_p and move ...
8458 * tree-flow-inline.h (ranges_overlap_p): ... here.
8460 * tree.h (get_inner_reference, handled_component_p): Update
8463 * tree.h (record_component_aliases, get_alias_set,
8464 alias_sets_conflict_p, alias_sets_must_conflict_p,
8465 objects_must_conflict_p): Move declarations ...
8466 * alias.h (record_component_aliases, get_alias_set,
8467 alias_sets_conflict_p, alias_sets_must_conflict_p,
8468 objects_must_conflict_p): ... here.
8469 Include coretypes.h.
8470 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
8472 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
8474 * cfg.c: Include tree-flow.h.
8475 (remove_edge_raw): Call redirect_edge_var_map_clear.
8476 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
8477 * tree-flow-inline.h (redirect_edge_var_map_def): New.
8478 (redirect_edge_var_map_result): New.
8479 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
8480 PENDING_STMT use with redirect_edge_var_map_*.
8481 * tree-ssa.c (edge_var_maps): New definition.
8482 (redirect_edge_var_map_add): New.
8483 (redirect_edge_var_map_clear): New.
8484 (redirect_edge_var_map_dup): New.
8485 (redirect_edge_var_map_vector): New.
8486 (redirect_edge_var_map_destroy): New.
8487 (ssa_redirect_edge): Replace PENDING_STMT use with
8488 redirect_edge_var_map_*.
8489 (flush_pending_stmts): Same.
8490 (delete_tree_ssa): Destroy edge var map.
8491 * tree-flow.h (struct _edge_var_map): New.
8492 Define edge_var_map vector type.
8493 Declare redirect_edge_var_map_* prototypes.
8494 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
8495 * tree-cfg.c (reinstall_phi_args): Replace
8496 PENDING_STMT use with redirect_edge_var_map_*.
8498 2008-03-05 Richard Guenther <rguenther@suse.de>
8500 PR tree-optimization/35472
8501 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
8502 whose single use_stmt has a overlapping set of loaded and
8503 stored symbols as that use_stmt might be a noop assignment then.
8505 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
8507 * gthr-rtems.h: Implement __gthread_mutex_destroy.
8509 2008-03-05 Richard Guenther <rguenther@suse.de>
8512 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
8513 should be constants.
8514 * tree-cfg.c (verify_expr): Verify it.
8515 * fold-const.c (fold_truthop): Remove code generating
8516 BIT_FIELD_REFs of structure bases.
8517 (fold_binary): Likewise.
8518 (fold_ternary): Position and size of BIT_FIELD_REFs are
8519 always host integers.
8520 (make_bit_field_ref): Remove.
8521 (optimize_bit_field_compare): Remove.
8522 (all_ones_mask_p): Remove.
8524 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
8527 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
8528 (split_block_and_df_analyze): New. Split basic block and rebuild
8530 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
8532 (split_pattern_seq): Likewise.
8533 (erase_matching_seqs): Likewise.
8534 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
8536 2008-03-04 Geoff Keating <geoffk@apple.com>
8538 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
8539 declaration and code.
8540 (tree_invalid_nonnegative_warnv_p): Likewise.
8542 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8544 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
8545 examples. Truncate option-names then causing overfull hbox.
8547 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8550 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
8552 * configure: Rebuilt.
8554 2008-03-04 Rafael Espindola <espindola@google.com>
8556 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
8557 (tree_unary_nonnegative_warnv_p): New.
8558 (tree_binary_nonnegative_warnv_p): New.
8559 (tree_single_nonnegative_warnv_p): New.
8560 (tree_invalid_nonnegative_warnv_p): New.
8561 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
8563 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8566 * opts.c (handle_option): Postpone 'unknown option' errors only for
8569 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
8572 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
8575 2008-03-04 Rafael Espindola <espindola@google.com>
8577 * fold-const.c (tree_unary_nonzero_warnv_p): New.
8578 (tree_binary_nonzero_warnv_p): New.
8579 (tree_single_nonzero_warnv_p): New.
8580 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
8582 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
8585 * fold-const.c (fold_cond_expr_with_comparison): Prevent
8586 transformations for modes that have signed zeros.
8587 * ifcvt.c (noce_try_abs): Ditto.
8589 2008-03-04 Joseph Myers <joseph@codesourcery.com>
8591 * config/i386/i386.c (override_options): Force
8592 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
8594 2008-03-04 Jan Hubicka <jh@suse.cz>
8597 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
8600 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8602 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
8603 label to probe the stack.
8605 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8607 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
8608 (__gthr_win32_mutex_destroy): Declare.
8609 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
8610 __gthr_win32_mutex_destroy.
8611 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
8613 2008-03-03 Jan Hubicka <jh@suse.cz>
8616 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
8617 aggressive on inlining cold calls.
8619 2008-03-03 Richard Guenther <rguenther@suse.de>
8621 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
8622 struct copies into the expression table.
8623 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
8624 (try_to_simplify): Likewise.
8625 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
8626 integral and pointer arguments which do not change the
8627 precision to NOP_EXPRs.
8628 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
8629 VIEW_CONVERT_EXPR case.
8631 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
8633 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
8634 defined in a loop at depth 0 is invariant.
8635 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8636 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
8637 be called at loop depth 0.
8639 2008-03-02 Jakub Jelinek <jakub@redhat.com>
8642 * gcc.c (process_command): Update copyright notice dates.
8643 * gcov.c (print_version): Likewise.
8644 * gcov-dump.c (print_version): Likewise.
8645 * mips-tfile.c (main): Likewise.
8646 * mips-tdump.c (main): Likewise.
8648 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8651 * c-common.c (flag_permissive): Delete.
8652 (constant_expression_warnings): Check flags first.
8653 (constant_expression_error): New.
8654 * c-common.h (flag_permissive): Delete.
8655 (constant_expression_error): Declare.
8656 * flags.h (flag_permissive): Declare. Update description.
8657 * diagnostic.c (pedwarn): Update.
8659 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
8660 (permissive_error_kind): New.
8661 * toplev.c (flag_permissive): Define. Update description.
8662 * toplev.h (permissive_error_kind): Declare.
8663 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
8664 (pedwarn_c90): Use pedantic_warning_kind.
8665 * c-opts.c (c_common_post_options): flag_permissive does not affect
8666 flag_pedantic_errors.
8668 2008-03-02 Joseph Myers <joseph@codesourcery.com>
8670 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
8671 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
8672 __absvsi2, __absvDI2): Use unsigned arithmetic.
8674 2008-03-02 Andi Kleen <ak@suse.de>
8675 Richard Guenther <rguenther@suse.de>
8677 * struct-equiv.c: Remove file.
8678 * cfg_cleanup.c (condjump_equiv_p): Remove.
8679 * Makefile.in (OBJS-common): Remove struct-equiv.o.
8680 (struct-equiv.o): Remove rule.
8681 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
8682 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
8683 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
8685 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8687 * ifcvt.c (noce_process_if_block): Try to handle only the then
8688 block if the else block exists but isn't suitable.
8690 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
8693 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
8694 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
8695 regression from previous patch.
8697 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
8700 * gthr.h: Add __gthread_mutex_destroy as a function that must be
8702 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
8703 * gthr-single.h (__gthread_mutex_destroy): Likewise.
8704 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
8705 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
8706 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
8707 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
8708 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
8709 (__gthread_mutex_destroy_function): Rename to
8710 __gthread_mutex_destroy.
8711 * gthr-dce.h (__gthread_mutex_destroy): Call
8712 pthread_mutex_destroy.
8713 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
8714 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
8715 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
8717 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8719 * df-scan.c (df_ref_chain_change_bb): Simplify.
8720 (df_insn_change_bb): Add new_bb argument. Simplify. Call
8721 set_block_for_insn if there's any change.
8722 * df.h ((df_insn_change_bb): Fix prototype.
8723 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
8724 df_insn_change_bb, don't call set_block_for_insn.
8725 * emit-rtl.c (reorder_insns): Likewise.
8726 * haifa-sched.c (move_insn): Likewise.
8728 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8730 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
8732 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8734 * tree-flow-inline.h (next_readonly_imm_use): Return
8735 NULL_USE_OPERAND_P after the end.
8737 2008-03-01 Richard Guenther <rguenther@suse.de>
8739 PR tree-optimization/35411
8740 * tree-sra.c (sra_build_assignment): Split conversion to
8741 final type to a separate statement if we are not assigning
8744 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8746 * fold-const.c (fold_convertible_p): Correct the logic to follow
8747 that in fold_convert().
8749 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
8752 * tree-inline.c (build_duplicate_type): When we make a
8753 duplicate type, make it unique in the canonical types system.
8755 2008-02-29 Tom Tromey <tromey@redhat.com>
8757 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
8758 input_file_stack_history, input_file_stack_restored): Remove.
8759 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
8760 * input.h (struct file_stack): Remove.
8761 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
8762 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
8764 * diagnostic.h (struct diagnostic_context) <last_module>: Change
8766 (diagnostic_last_module_changed): Add 'map' argument.
8767 (diagnostic_set_last_function): Likewise.
8768 * diagnostic.c (undiagnostic_report_current_module): Iterate using
8769 line map, not input_file_stack.
8770 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
8772 2008-02-29 Paul Brook <paul@codesourcery.com>
8774 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
8776 2008-02-29 Paul Brook <paul@codesourcery.com>
8778 * config/arm/ieee754-df.S (muldf3): Use RET macros.
8780 2008-02-29 Richard Guenther <rguenther@suse.de>
8782 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
8784 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
8785 value for comparing for a store match.
8786 (simplify_unary_expression): Do nothing for SSA_NAMEs.
8787 (try_to_simplify): Do not do a full-blown reference lookup.
8789 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
8791 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
8792 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8794 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
8796 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
8798 * tree-loop-linear.c (try_interchange_loops): Compare memory access
8799 strides against cache sizes.
8801 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
8803 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
8806 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
8808 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
8809 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
8810 is smaller than the original promoted value.
8811 (simplify_subreg): If OP is a SUBREG, try to preserve its
8812 SUBREG_PROMOTED_VAR_P information.
8814 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
8816 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
8817 (VN_INFO_GET): Allocate new objects on the obstack.
8818 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
8819 for rpo_numbers_temp, for consistency.
8820 (free_scc_vn): Free the obstack.
8822 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
8824 * doc/invoke.texi: Document -ftree-loop-distribution.
8825 * tree-loop-distribution.c: New.
8826 * tree-pass.h (pass_loop_distribution): New.
8827 * graphds.h (struct graph): Add htab_t indices.
8828 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
8829 * tree-vectorizer.c (rename_variables_in_loop): Extern.
8830 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
8831 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
8832 * tree-data-ref.c (debug_data_dependence_relations): New.
8833 (dump_data_dependence_relation): Also print data references.
8834 (free_data_ref): Extern.
8835 (same_access_functions): Moved...
8836 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
8837 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8838 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
8839 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
8840 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
8841 (stmts_from_loop): Skip LABEL_EXPR.
8842 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
8844 (build_rdg): Initialize rdg->indices htab.
8845 (free_rdg, stores_from_loop, ref_base_address,
8846 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
8847 have_similar_memory_accesses_1, ref_base_address_1,
8848 remove_similar_memory_refs): New.
8849 * tree-data-ref.h: Depend on tree-chrec.h.
8850 (debug_data_dependence_relations, free_data_ref): Declared.
8851 (same_access_functions): ... here.
8852 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
8854 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
8855 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
8856 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
8857 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8858 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
8859 rdg_vertex_for_stmt): Declared.
8860 (struct rdg_edge): Add level.
8862 (free_rdg, stores_from_loop, remove_similar_memory_refs,
8863 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
8865 (rdg_has_similar_memory_accesses): New.
8866 * tree-vect-analyze.c: Remove unused static decls.
8867 * lambda.h (dependence_level): New.
8868 * common.opt (ftree-loop-distribution): New.
8869 * tree-flow.h (mark_virtual_ops_in_bb,
8870 slpeel_tree_duplicate_loop_to_edge_cfg,
8871 rename_variables_in_loop): Declared.
8872 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
8873 (OBJS-common): Add tree-loop-distribution.o.
8874 (tree-loop-distribution.o): New rule.
8875 * tree-cfg.c (mark_virtual_ops_in_bb): New.
8876 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
8877 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
8879 2008-02-28 Joseph Myers <joseph@codesourcery.com>
8882 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
8883 other than structures and unions.
8885 2008-02-28 Richard Guenther <rguenther@suse.de>
8888 2008-02-26 Richard Guenther <rguenther@suse.de>
8890 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8891 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8892 (lookup_decl_from_uid): Declare.
8893 (remove_decl_from_map): Likewise.
8894 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8895 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8896 (decl_for_uid_map): New global hashtable mapping DECL_UID
8898 (init_ttree): Allocate it.
8899 (insert_decl_to_uid_decl_map): New helper function.
8900 (make_node_stat): Insert new decls into the map.
8901 (copy_node_stat): Likewise.
8902 (lookup_decl_from_uid): New function.
8903 (remove_decl_from_map): Likewise.
8904 (print_decl_for_uid_map_statistics): New helper.
8905 (dump_tree_statistics): Call it.
8907 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8908 (referenced_var_iterator): Adjust.
8909 (FOR_EACH_REFERENCED_VAR): Adjust.
8910 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8911 (num_referenced_vars): Adjust.
8912 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8913 (first_referenced_var): Remove.
8914 (end_referenced_vars_p): Likewise.
8915 (next_referenced_var): Likewise.
8916 (referenced_var_iterator_set): New helper function.
8917 * tree-dfa.c (referenced_var_lookup): Adjust.
8918 (referenced_var_check_and_insert): Likewise.
8919 (remove_referenced_var): Likewise.
8920 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8921 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8922 (verify_call_clobbering): Likewise.
8923 (verify_memory_partitions): Likewise.
8924 (init_tree_ssa): Allocate bitmap instead of hashtable for
8926 (delete_tree_ssa): Adjust.
8927 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8928 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8929 (compute_tag_properties): Likewise.
8930 (set_initial_properties): Likewise.
8931 (find_partition_for): Likewise.
8932 (update_reference_counts): Likewise.
8933 (dump_may_aliases_for): Likewise.
8934 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8935 (add_call_clobber_ops): Likewise.
8936 (add_call_read_ops): Likewise.
8937 (get_asm_expr_operands): Likewise.
8938 * tree-into-ssa.c (dump_decl_set): Likewise.
8939 (update_ssa): Likewise.
8940 * tree-sra.c (scan_function): Likewise.
8941 (decide_instantiations): Likewise.
8942 (scalarize_parms): Likewise.
8943 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8944 (dsa_named_for): Likewise.
8945 * tree-ssa-structalias.c (update_alias_info): Likewise.
8946 (merge_smts_into): Likewise.
8948 2008-02-27 David Daney <ddaney@avtrex.com>
8951 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
8952 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
8953 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
8954 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
8955 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
8957 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
8960 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
8961 (BUILT_IN_NEXTTOWARD): Remove.
8962 (BUILT_IN_NEXTTOWARDF): Ditto.
8963 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
8964 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
8966 2008-02-27 Tom Tromey <tromey@redhat.com>
8968 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
8969 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
8971 2008-02-27 Jan Beulich <jbeulich@novell.com>
8973 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
8974 update the respective field on newdecl.
8976 2008-02-27 Revital Eres <eres@il.ibm.com>
8978 PR rtl-optimization/34999
8979 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
8980 crossing edges that ends with a call insn.
8981 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
8982 call insn and clear the EDGE_CROSSING flag of the crossing edge
8983 when fixing fallthru edges.
8985 2008-02-27 Richard Guenther <rguenther@suse.de>
8988 * fold-const.c (fold_unary): Return the correct argument,
8989 converted to the result type.
8991 2008-02-27 Richard Guenther <rguenther@suse.de>
8994 * expr.c (expand_expr_real_1): Assert on rotates that operate
8996 * fold-const.c (fold_binary): Use the types precision, not the
8997 bitsize of the mode if folding rotate expressions. Build rotates
8998 only for full modes.
9000 2008-02-27 Jakub Jelinek <jakub@redhat.com>
9002 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
9004 * c-pragma.c (pragma_ns_name): New typedef.
9005 (registered_pp_pragmas): New variable.
9006 (c_pp_lookup_pragma): New function.
9007 (c_register_pragma_1): If flag_preprocess_only, do nothing
9008 for non-expanded pragmas, for expanded ones push pragma's
9009 namespace and name into registered_pp_pragmas vector.
9010 (c_invoke_pragma_handler): Register OpenMP pragmas even when
9011 flag_preprocess_only, don't register GCC pch_preprocess
9012 pragma if flag_preprocess_only.
9013 * c-opts.c (c_common_init): Call init_pragma even if
9014 flag_preprocess_only.
9015 * c-pragma.c (c_pp_lookup_pragma): New prototype.
9016 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
9017 cpp_register_pragma if flag_preprocess_only.
9019 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9022 * c-parser.c (c_parser_translation_unit): Warn for empty
9023 translation unit, not empty source file.
9025 2008-02-26 Paul Brook <paul@codesourcery.com>
9027 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
9028 operand for Thumb-2.
9029 * config/arm/arm.h (reg_class): Add CORE_REGS.
9030 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
9031 (BASE_REG_CLASS): Use CORE_REGS.
9032 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
9033 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
9034 (REGNO_OK_FOR_INDEX_P): Exclude SP.
9035 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
9036 ARM_REGNO_OK_FOR_INDEX_P.
9037 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
9038 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
9039 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
9040 (ldm/stm peepholes): Ditto.
9041 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
9042 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
9043 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
9044 * config/arm/constraints.md: Enable "k" constraint on ARM.
9046 2008-02-27 Ben Elliston <bje@au.ibm.com>
9048 * config/rs6000/rs6000.c: Annotate cache line size field in all
9049 instances of struct processor_costs.
9051 2008-02-26 David Edelsohn <edelsohn@gnu.org>
9053 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
9054 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
9055 jump_bypass): New counters.
9056 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
9057 * dce.c (gate_ud_dce): Same.
9058 (gate_fast_dce): Same.
9059 * dse.c (gate_dse1): New function.
9060 (gate_dse2): New function.
9061 (gate_dse): Merge results of new gate functions.
9062 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
9063 (gate_handle_jump_bypass): Add dbg_cnt.
9064 (gate_handle_gcse): Add dbg_cnt.
9065 * ifcvt.c (gate_handle_if_conversion): Same.
9066 (gate_handle_if_after_combine): Same.
9067 (gate_handle_if_after_reload): Same.
9068 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
9070 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
9072 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
9074 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
9076 2008-02-26 Jason Merrill <jason@redhat.com>
9079 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
9080 alone if it's the naming decl for the type's main variant.
9082 2008-02-26 Tom Tromey <tromey@redhat.com>
9084 * system.h (USE_MAPPED_LOCATION): Poison.
9085 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
9086 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
9087 (make_goto_expr_edges): Likewise.
9088 (remove_bb): Likewise.
9089 (execute_warn_function_return): Likewise.
9090 * basic-block.h (struct edge_def) <goto_locus>: Change type to
9092 * c-common.c (fname_decl): Remove old location code.
9093 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
9095 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
9097 (ASM_INPUT_SOURCE_LOCATION): Likewise.
9098 (gen_rtx_ASM_INPUT): Likewise.
9099 (gen_rtx_ASM_INPUT_loc): Likewise.
9100 (get_rtx_asm_OPERANDS): Remove.
9101 * cfglayout.c (insn_locators_alloc): Remove old location code.
9102 (set_curr_insn_source_location): Likewise.
9103 (curr_insn_locator): Likewise.
9104 * print-tree.c (print_node): Remove old location code.
9105 * tree-mudflap.c (mf_varname_tree): Remove old location code.
9106 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
9107 * cfgexpand.c (expand_gimple_cond_expr): Don't use
9108 location_from_locus.
9109 (construct_exit_block): Remove old location code.
9110 * emit-rtl.c (force_next_line_note): Remove old location code.
9111 * profile.c (branch_prob): Remove old location code.
9112 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
9113 LOC_LINE): Remove old-location variants.
9114 * langhooks.c (lhd_print_error_function): Remove old location
9116 * configure, config.in: Rebuilt.
9117 * configure.ac (--enable-mapped-location): Remove.
9118 * c-decl.c (c_init_decl_processing): Remove old location code.
9119 (finish_function): Likewise.
9120 * recog.c (decode_asm_operands): Remove old location code.
9121 * c-pch.c (c_common_read_pch): Remove old location code.
9122 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
9124 * gimple-low.c (lower_function_body): Remove old location code.
9125 * toplev.c (unknown_location): Remove.
9126 (push_srcloc): Remove old-location variant.
9127 (process_options): Remove old location code.
9128 (lang_dependent_init): Likewise.
9129 * input.h (UNKNOWN_LOCATION): Move definition.
9130 (location_t): Undeprecate.
9131 (source_locus): Remove.
9132 (location_from_locus): Remove.
9133 (struct location_s): Remove.
9134 Remove all old-location code.
9135 (input_line, input_filename): Remove.
9136 * final.c (final_scan_insn): Remove old location code.
9137 * diagnostic.c (diagnostic_build_prefix): Remove
9138 USE_MAPPED_LOCATION test.
9139 * tree.h (gimple_stmt) <locus>: Now a location_t.
9140 (tree_exp) <locus>: Likewise.
9141 (DECL_IS_BUILTIN): Remove old-location variant.
9142 (annotate_with_file_line, annotate_with_locus): Likewise.
9143 (expr_locus, set_expr_locus): Update.
9144 * tree.c (build1_stat): Remove old location code.
9145 (last_annotated_node): Remove.
9146 (annotate_with_file_line): Remove old-location variant.
9147 (annotate_with_locus): Likewise.
9148 (expr_location): Remove old location code.
9149 (set_expr_location): Likewise.
9150 (expr_has_location): Likewise.
9151 (expr_locus): Likewise.
9152 (set_expr_locus): Likewise.
9153 (expr_filename): Don't use location_from_locus.
9154 (expr_lineno): Likewise.
9155 * rtl-error.c (location_for_asm): Remove old location code.
9156 * c-lex.c (cb_line_change): Remove old location code.
9157 (fe_file_change): Likewise.
9158 (cb_def_pragma): Likewise.
9159 (c_lex_with_flags): Likewise.
9160 * gengtype.c (do_typedef): Don't special-case location types.
9161 (define_location_structures): Remove.
9162 (main): Don't call define_location_structures.
9163 * tree-pretty-print.c (dump_implicit_edges): Remove old location
9166 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9169 * builtins.def (BUILT_IN_STDARG_START): Remove.
9170 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
9171 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9172 * tree-inline.c (inline_forbidden_p_1): Likewise.
9174 2008-02-26 Richard Guenther <rguenther@suse.de>
9176 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9177 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9178 (lookup_decl_from_uid): Declare.
9179 (remove_decl_from_map): Likewise.
9180 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9181 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9182 (decl_for_uid_map): New global hashtable mapping DECL_UID
9184 (init_ttree): Allocate it.
9185 (insert_decl_to_uid_decl_map): New helper function.
9186 (make_node_stat): Insert new decls into the map.
9187 (copy_node_stat): Likewise.
9188 (lookup_decl_from_uid): New function.
9189 (remove_decl_from_map): Likewise.
9190 (print_decl_for_uid_map_statistics): New helper.
9191 (dump_tree_statistics): Call it.
9193 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9194 (referenced_var_iterator): Adjust.
9195 (FOR_EACH_REFERENCED_VAR): Adjust.
9196 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9197 (num_referenced_vars): Adjust.
9198 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9199 (first_referenced_var): Remove.
9200 (end_referenced_vars_p): Likewise.
9201 (next_referenced_var): Likewise.
9202 (referenced_var_iterator_set): New helper function.
9203 * tree-dfa.c (referenced_var_lookup): Adjust.
9204 (referenced_var_check_and_insert): Likewise.
9205 (remove_referenced_var): Likewise.
9206 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9207 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9208 (verify_call_clobbering): Likewise.
9209 (verify_memory_partitions): Likewise.
9210 (init_tree_ssa): Allocate bitmap instead of hashtable for
9212 (delete_tree_ssa): Adjust.
9213 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9214 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9215 (compute_tag_properties): Likewise.
9216 (set_initial_properties): Likewise.
9217 (find_partition_for): Likewise.
9218 (update_reference_counts): Likewise.
9219 (dump_may_aliases_for): Likewise.
9220 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9221 (add_call_clobber_ops): Likewise.
9222 (add_call_read_ops): Likewise.
9223 (get_asm_expr_operands): Likewise.
9224 * tree-into-ssa.c (dump_decl_set): Likewise.
9225 (update_ssa): Likewise.
9226 * tree-sra.c (scan_function): Likewise.
9227 (decide_instantiations): Likewise.
9228 (scalarize_parms): Likewise.
9229 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9230 (dsa_named_for): Likewise.
9231 * tree-ssa-structalias.c (update_alias_info): Likewise.
9232 (merge_smts_into): Likewise.
9234 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9237 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
9238 * c-opts.c (c_common_handle_option): Wall enables
9239 Wvolatile-register-var.
9240 * common.opt: Move Wvolatile-register-var to...
9243 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9245 * common.opt (Wlarger-than=): New.
9246 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
9248 * opts.c (common_handle_option): Handle -Wlarger-than=.
9249 * optc-gen.awk: Likewise.
9250 * opth-gen.awk: Likewise.
9251 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
9252 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9254 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9256 * c-common.c (match_case_to_enum_1): Add appropriate
9257 OPT_W* parameter to warning.
9258 (c_do_switch_warnings): Likewise.
9259 * c-typeck.c (warning_init): Add one more parameter following
9261 (push_init_level): Update call to warning_init.
9262 (pop_init_level): Likewise.
9263 (add_pending_init): Likewise.
9264 (output_init_element: Likewise.
9266 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9269 * toplev.c (toplev_main): If there are warnings or error, print
9270 errors for ignored options.
9271 * opts.c (ignored_options): New static variable.
9272 (postpone_unknown_option_error): New.
9273 (print_ignored_options): New.
9274 (handle_option): Postpone errors for unknown -Wno-* options.
9275 * opts.h (print_ignored_options): Declare.
9277 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
9279 * config/mips/mips.md (loadgp_blockage, blockage): Change type
9282 2008-02-25 Richard Guenther <rguenther@suse.de>
9285 2008-02-25 Richard Guenther <rguenther@suse.de>
9287 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9288 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9289 (lookup_decl_from_uid): Declare.
9290 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9291 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9292 (decl_for_uid_map): New global hashtable mapping DECL_UID
9294 (init_ttree): Allocate it.
9295 (insert_decl_to_uid_decl_map): New helper function.
9296 (make_node_stat): Insert new decls into the map.
9297 (copy_node_stat): Likewise.
9298 (lookup_decl_from_uid): New function.
9299 (print_decl_for_uid_map_statistics): New helper.
9300 (dump_tree_statistics): Call it.
9302 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9303 (referenced_var_iterator): Adjust.
9304 (FOR_EACH_REFERENCED_VAR): Adjust.
9305 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9306 (num_referenced_vars): Adjust.
9307 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9308 (first_referenced_var): Remove.
9309 (end_referenced_vars_p): Likewise.
9310 (next_referenced_var): Likewise.
9311 (referenced_var_iterator_set): New helper function.
9312 * tree-dfa.c (referenced_var_lookup): Adjust.
9313 (referenced_var_check_and_insert): Likewise.
9314 (remove_referenced_var): Likewise.
9315 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9316 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9317 (verify_call_clobbering): Likewise.
9318 (verify_memory_partitions): Likewise.
9319 (init_tree_ssa): Allocate bitmap instead of hashtable for
9321 (delete_tree_ssa): Adjust.
9322 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9323 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9324 (compute_tag_properties): Likewise.
9325 (set_initial_properties): Likewise.
9326 (find_partition_for): Likewise.
9327 (update_reference_counts): Likewise.
9328 (dump_may_aliases_for): Likewise.
9329 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9330 (add_call_clobber_ops): Likewise.
9331 (add_call_read_ops): Likewise.
9332 (get_asm_expr_operands): Likewise.
9333 * tree-into-ssa.c (dump_decl_set): Likewise.
9334 (update_ssa): Likewise.
9335 * tree-sra.c (scan_function): Likewise.
9336 (decide_instantiations): Likewise.
9337 (scalarize_parms): Likewise.
9338 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9339 (dsa_named_for): Likewise.
9340 * tree-ssa-structalias.c (update_alias_info): Likewise.
9341 (merge_smts_into): Likewise.
9343 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9346 * doc/invoke.texi (-fcx-limited-range): Document new option.
9347 * toplev.c (process_options): Handle -fcx-fortran-rules.
9348 * common.opt: Add documentation for -fcx-fortran-rules.
9350 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9353 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
9354 actual behaviour and C99.
9356 2008-02-26 Ben Elliston <bje@au.ibm.com>
9358 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
9359 (ASM_CPU_POWER6_SPEC): Likewise.
9360 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
9361 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
9362 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
9364 2008-02-25 Richard Guenther <rguenther@suse.de>
9366 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9367 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9368 (lookup_decl_from_uid): Declare.
9369 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9370 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9371 (decl_for_uid_map): New global hashtable mapping DECL_UID
9373 (init_ttree): Allocate it.
9374 (insert_decl_to_uid_decl_map): New helper function.
9375 (make_node_stat): Insert new decls into the map.
9376 (copy_node_stat): Likewise.
9377 (lookup_decl_from_uid): New function.
9378 (print_decl_for_uid_map_statistics): New helper.
9379 (dump_tree_statistics): Call it.
9381 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9382 (referenced_var_iterator): Adjust.
9383 (FOR_EACH_REFERENCED_VAR): Adjust.
9384 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9385 (num_referenced_vars): Adjust.
9386 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9387 (first_referenced_var): Remove.
9388 (end_referenced_vars_p): Likewise.
9389 (next_referenced_var): Likewise.
9390 (referenced_var_iterator_set): New helper function.
9391 * tree-dfa.c (referenced_var_lookup): Adjust.
9392 (referenced_var_check_and_insert): Likewise.
9393 (remove_referenced_var): Likewise.
9394 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9395 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9396 (verify_call_clobbering): Likewise.
9397 (verify_memory_partitions): Likewise.
9398 (init_tree_ssa): Allocate bitmap instead of hashtable for
9400 (delete_tree_ssa): Adjust.
9401 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9402 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9403 (compute_tag_properties): Likewise.
9404 (set_initial_properties): Likewise.
9405 (find_partition_for): Likewise.
9406 (update_reference_counts): Likewise.
9407 (dump_may_aliases_for): Likewise.
9408 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9409 (add_call_clobber_ops): Likewise.
9410 (add_call_read_ops): Likewise.
9411 (get_asm_expr_operands): Likewise.
9412 * tree-into-ssa.c (dump_decl_set): Likewise.
9413 (update_ssa): Likewise.
9414 * tree-sra.c (scan_function): Likewise.
9415 (decide_instantiations): Likewise.
9416 (scalarize_parms): Likewise.
9417 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9418 (dsa_named_for): Likewise.
9419 * tree-ssa-structalias.c (update_alias_info): Likewise.
9420 (merge_smts_into): Likewise.
9422 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
9425 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
9426 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
9427 * alias.h (nonoverlapping_memrefs_p): Likewise.
9429 2008-02-25 Jan Beulich <jbeulich@novell.com>
9431 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
9432 * config/i386/netware-libgcc.exp: Add __bswap?i2,
9433 __emultls_get_address, __emultls_register_common,
9434 __floatundi?f, and _Unwind_GetIPInfo.
9435 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
9436 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
9437 (gen_regparm_prefix): Likewise.
9438 (i386_nlm_encode_section_info): Sync with
9439 config/i386/winnt.c:i386_pe_encode_section_info().
9440 (i386_nlm_maybe_mangle_decl_assembler_name): New.
9441 i386_nlm_mangle_decl_assembler_name): New.
9442 (netware_override_options): New.
9443 * config/i386/netware.h (netware_override_options): Declare.
9444 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
9445 (i386_nlm_mangle_decl_assembler_name): Declare.
9446 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
9448 2008-02-25 Ben Elliston <bje@au.ibm.com>
9451 * c-decl.c (grokdeclarator): Remove unused local variables
9452 `typedef_type' and `type_as_written'.
9454 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
9455 unused local variable `has_hot_blocks'.
9456 (fix_crossing_conditional_branches): Remove unused local variable
9459 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
9462 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
9463 using DEF_C99_BUILTIN.
9464 (BUILT_IN_NANF): Ditto.
9465 (BUILT_IN_NANL): Ditto.
9467 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
9468 Revital Eres <eres@il.ibm.com>
9470 * modulo-sched.c (calculate_must_precede_follow): Address TODO
9471 regarding the order of two dependent insns in the same row.
9473 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
9475 * stor-layout.c (layout_decl): Do not bump the alignment of a
9476 bit-field to more than byte alignment if it is packed.
9478 2008-02-24 David Edelsohn <edelsohn@gnu.org>
9480 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
9483 2008-02-24 Diego Novillo <dnovillo@google.com>
9485 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
9488 * tree-vrp.c (vrp_evaluate_conditional): With
9489 -Wtype-limits, emit a warning when comparing against a
9490 constant outside the natural range of OP0's type.
9491 * c.opt (Wtype-limits): Move ...
9492 * common.opt (Wtype-limits): ... here.
9494 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
9496 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
9497 * config/rs6000/e300c2c3.md: New file.
9498 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9500 (rs6000_override_options): Add e300c2 and e300c3 cases to
9501 processor_target_table. Do not allow usage of Altivec or Spe
9502 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
9503 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
9504 * config/rs6000/rs6000.h (processor_type): Add
9505 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
9506 (ASM_CPU_SPEC): Add e300c2 and e300c3.
9507 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
9508 and ppce300c3. Include e300c2c3.md.
9510 2008-02-23 David Edelsohn <edelsohn@gnu.org>
9512 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
9513 instead of TARGET_STRICT_ALIGN.
9515 2008-02-23 Joseph Myers <joseph@codesourcery.com>
9517 * explow.c (memory_address): Assert that the generated address is
9520 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9523 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
9524 * config/darwin-ppc-ldouble-patch.def: New file.
9525 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
9526 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
9527 SUBTARGET_INIT_BUILTINS if defined.
9528 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
9531 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
9534 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
9535 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
9537 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
9540 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
9541 file" warning condtional on -Winvalid-PCH.
9543 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
9545 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
9547 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
9551 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
9552 prevent reload from using MMX registers.
9553 (*mov<mode>_internal): Ditto.
9554 (*movv2sf_internal_rex64): Ditto.
9555 (*movv2sf_internal): Ditto.
9557 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9559 PR documentation/31569
9560 * doc/install.texi2html: Use makeinfo --no-number-sections.
9562 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9564 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
9565 ensure that we can address an entire entity > 8 bytes. Don't
9566 generate reg+reg addressing for such data.
9568 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9570 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
9571 strings when optimizing for size, unless the target cares about
9574 2008-02-22 Tom Tromey <tromey@redhat.com>
9576 * regclass.c (current_pass): Remove declaration.
9578 2008-02-22 Anatoly Sokolov <aesok@post.ru>
9580 * config/avr/libgcc.S (__RAMPZ__): Define.
9581 (__do_copy_data): Add for devices with 128KB code memory.
9583 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9585 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9587 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
9589 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
9591 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
9594 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9597 * c-typeck.c (build_binary_op): Warn about floating point
9598 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
9600 2008-02-21 Janis Johnson <janis187@us.ibm.com>
9603 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
9604 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
9606 (rs6000_override_options): Set altivec_abi as default, not override,
9607 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
9608 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
9609 is used; use new member spe_abi.
9610 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
9611 spe_abi and altivec_abi.
9613 2008-02-22 Tomas Bily <tbily@suse.cz>
9615 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
9617 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9620 * config.build (build_file_translate): Set to `CMD //c' only if
9622 * Makefile.in (build_file_translate): Improve comment.
9624 2008-02-21 Jan Hubicka <jh@suse.cz>
9626 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
9627 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
9628 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
9630 2008-02-21 Michael Matz <matz@suse.de>
9633 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
9635 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
9637 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
9638 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
9640 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
9641 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
9642 SSE_VEC_FLOAT_MODE_P as insn constraint.
9643 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
9644 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
9645 sse4a_movntdf using MODEF mode iterator.
9646 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
9647 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
9648 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
9649 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
9650 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
9651 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
9652 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
9654 2008-02-21 Richard Guenther <rguenther@suse.de>
9656 * tree.def (PAREN_EXPR): New tree code.
9657 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
9659 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
9660 * expr.c (expand_expr_real_1): Likewise.
9661 * tree-inline.c (estimate_num_insns_1): Likewise.
9662 * tree-complex.c (expand_complex_move): Likewise.
9663 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
9666 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
9669 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
9671 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
9674 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
9676 * config/sh/sh.c (find_barrier): Don't go past
9677 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
9679 2008-02-20 DJ Delorie <dj@redhat.com>
9681 * config/h8300/h8300.md (insv): Force source operand to be a register.
9683 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
9684 as a jump, not as a plain insn.
9686 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
9688 * doc/invoke.texi (Warning Options): Add new option
9689 -Wframe-larger-than=.
9690 (-Wframe-larger-than): Document.
9692 * flags.h (warn_frame_larger_than, frame_larger_than_size):
9693 Add declarations for new option variables.
9695 * final.c (final_start_function): Check the frame size
9696 before emission and issue a Wframe-larger-than warning.
9698 * opts.c (warn_frame_larger_than, frame_larger_than_size):
9699 Add definitions for new option variables.
9700 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
9702 * common.opt (Wframe-larger-than=): New option.
9704 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9706 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
9707 (<sse>_div<mode>3): Ditto.
9708 (<sse>_vmdiv<mode>3): Ditto.
9709 (<sse>_vmsqrt<mode>2): Ditto.
9710 (*smax<mode>3): Ditto.
9711 (sse5_frcz<mode>2): Ditto.
9712 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
9715 2008-02-20 Richard Guenther <rguenther@suse.de>
9718 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
9719 be happy with INTEGRAL_TYPE_P.
9721 2008-02-20 Richard Guenther <rguenther@suse.de>
9723 * fold-const.c (split_tree): Associate floatig-point expressions
9724 if flag_associative_math is set.
9726 2008-02-20 Richard Guenther <rguenther@suse.de>
9728 * tree.h (fold_real_zero_addition_p): Declare.
9729 * fold-const.c (fold_real_zero_addition_p): Export.
9730 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
9731 floating-point operations with zero and one.
9733 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
9735 * doc/install.texi: Correct references to CFLAGS, replacing them
9736 with BOOT_CFLAGS. Document flags used during bootstrap for
9739 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9741 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
9742 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
9743 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
9745 (smin<mode>3): Ditto from similar patterns.
9746 (smax<mode>3): Ditto.
9747 (*ieee_smin<mode>3): Ditto.
9748 (*ieee_smax<mode>3): Ditto.
9749 * config/i386/sse.md (sse): New mode attribute.
9750 (mov<mode>): Macroize expander from movv4sf and movv2df using
9751 SSEMODEF2P mode iterator.
9752 (<sse>_movnt<mode>): Ditto from similar patterns. Use
9753 SSE_VEC_FLOAT_MODE_P as insn constraint.
9754 (storent<mode>): Ditto.
9755 (storent<mode>): Macroize expander from storentsf and storentdf using
9756 MODEF mode iterator.
9757 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
9758 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
9759 (abs<mode>2): Ditto from similar patterns.
9760 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
9761 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
9762 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
9763 (<sse>_vmsqrt<mode>2): Ditto.
9764 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
9765 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
9766 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
9767 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
9768 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
9769 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
9770 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
9772 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
9773 iterator and SSE_FLOAT_MODE_P as insn constraint.
9774 (<sse>_ucomi): Ditto from similar patterns.
9775 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
9776 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
9777 SSE_VEC_FLOAT_MODE_P as insn constraint.
9778 (vcond<mode>): Ditto from similar patterns.
9779 (and<mode>3, *and<mode>3): Ditto.
9780 (<sse>_nand<mode>3): Ditto.
9781 (ior<mode>3, *ior<mode>3): Ditto.
9782 (xor<mode>3, *xor<mode>3): Ditto.
9783 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
9784 iterator and SSE_FLOAT_MODE_P as insn constraint.
9785 (*nand<mode>3): Ditto from similar patterns.
9786 (*ior<mode>3): Ditto.
9787 (*xor<mode>3): Ditto.
9789 2008-02-20 Ira Rosen <irar@il.ibm.com>
9791 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
9792 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
9793 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
9795 2008-02-19 Jan Hubicka <jh@suse.cz>
9797 * predict.c (tree_bb_level_predictions): Remove variable next
9798 mistakely introduced by previous commit.
9800 2008-02-19 Jan Hubicka <jh@suse.cz>
9802 * predict.c (predict_paths_leading_to): Rewrite.
9803 (predict_paths_for_bb): New.
9804 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
9806 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9809 * Makefile.in (build_file_translate): New.
9810 (gcc-vers.texi): Use it for translating $(abs_srcdir).
9811 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
9812 * configure.ac (build_file_translate): Substitute it.
9813 * configure: Regenerate.
9815 2008-02-19 Jan Hubicka <jh@suse.cz>
9817 PR rtl-optimization/34408
9818 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
9821 2008-02-19 Jan Hubicka <jh@suse.cz>
9824 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
9827 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
9830 * config/i386/i386-modes.def: Revert the last DI alignment
9831 change until Ada people can look into it.
9833 2008-02-19 Nick Clifton <nickc@redhat.com>
9835 * opts.c (print_specific_help): Fix typo in --help text.
9837 2008-02-19 Jakub Jelinek <jakub@redhat.com>
9840 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
9841 32-bit inline asm without asm alternatives for host GCC < 3.0.
9843 2008-02-19 Richard Guenther <rguenther@suse.de>
9845 PR tree-optimization/34989
9846 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
9847 Allow propagation to INDIRECT_REF if we can simplify only.
9849 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9851 * c-common.c (warn_for_collisions_1): Use appropriate option when
9854 2008-02-19 Nick Clifton <nickc@redhat.com>
9857 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
9858 (handle_options): Fix indentation.
9859 (print_filtered_help): If no language-specific options were
9860 displayed tell the user how to list all the options supported by
9861 the language's front-end.
9862 (print_specific_help): Fix indentation and remove duplicate line.
9863 (common_handle_option): Handle the -v option.
9864 For --help enable the display of undocumented options if the -v
9865 switch has been included on the command line.
9866 For --help= check for overlaps in the arguments between the option
9867 classes and the language names and issue a warning when they
9868 cannot be disambiguated.
9869 * c.opt (v): Pass on to the common option handler.
9871 2008-02-19 Revital Eres <eres@il.ibm.com>
9873 * modulo-sched.c (sms_schedule): Change dump message when
9874 create_ddg function fails.
9875 (try_scheduling_node_in_cycle): Rename row to cycle.
9876 (print_partial_schedule): Rename CYCLE to ROW.
9878 2008-02-19 Christian Bruel <christian.bruel@st.com>
9879 Zdenek Dvorak <ook@ucw.cz>
9881 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
9883 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
9886 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
9887 (*x86_movdicc_0_m1_se): Ditto.
9889 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
9891 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
9892 (CMPtype): Define as __gcc_CMPtype.
9893 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
9894 (CMPtype): Define as __gcc_CMPtype.
9896 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
9898 Support valgrind 3.3 for --enable-checking=valgrind.
9899 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
9901 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
9902 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
9903 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
9904 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
9905 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
9906 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
9907 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
9909 * ggc-zone.c: Similar.
9910 * ggc-page.c: Similar.
9912 2008-02-19 Paul Brook <paul@codesourcery.com>
9915 * config/arm/ieee754-df.S: Fix do_it typo.
9916 * config/arm/ieee754-sf.S: Fix do_it typo.
9918 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
9921 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
9922 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
9923 (OPTION_MASK_ISA_SSE_SET): Likewise.
9924 (OPTION_MASK_ISA_SSE2_SET): Likewise.
9925 (OPTION_MASK_ISA_SSE3_SET): Likewise.
9926 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
9927 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
9928 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
9929 (OPTION_MASK_ISA_SSE4_SET): Likewise.
9930 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
9931 (OPTION_MASK_ISA_SSE5_SET): Likewise.
9932 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
9933 (OPTION_MASK_ISA_MMX_UNSET): Updated.
9934 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
9935 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
9936 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
9937 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
9938 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
9939 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
9940 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
9941 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
9942 (OPTION_MASK_ISA_SSE4): Removed.
9943 (ix86_handle_option): Turn on bits in ix86_isa_flags and
9944 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
9945 (override_options): Don't turn on implied SSE/MMX bits in
9948 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
9950 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9953 2008-02-18 Joey Ye <joey.ye@intel.com>
9956 * tree-nested.c (insert_field_into_struct): Set type alignment
9957 to field alignment if the former is less than the latter.
9959 2008-02-18 Jakub Jelinek <jakub@redhat.com>
9961 * BASE-VER: Set to 4.4.0.
9963 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9965 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
9966 * doc/cfg.texi: Likewise.
9967 * doc/extend.texi: Likewise.
9968 * doc/gty.texi: Likewise.
9969 * doc/invoke.texi: Likewise.
9970 * doc/loop.texi: Likewise.
9971 * doc/md.texi: Likewise.
9972 * doc/passes.texi: Likewise.
9973 * doc/rtl.texi: Likewise.
9974 * doc/sourcebuild.texi: Likewise.
9975 * doc/tm.texi: Likewise.
9976 * doc/tree-ssa.texi: Likewise.
9978 2008-02-17 Richard Guenther <rguenther@suse.de>
9981 * tree-complex.c (init_parameter_lattice_values): Handle parameters
9982 without default definition.
9984 2008-02-17 Richard Guenther <rguenther@suse.de>
9986 PR tree-optimization/35231
9987 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
9990 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
9993 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9994 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
9995 libgcc_cmp_return mode.
9997 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10000 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
10002 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
10004 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
10007 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10009 * doc/c-tree.texi: Use `@.' where appropriate.
10010 * doc/extend.texi: Likewise.
10011 * doc/install.texi: Likewise.
10012 * doc/invoke.texi: Likewise.
10013 * doc/loop.texi: Likewise.
10014 * doc/makefile.texi: Likewise.
10015 * doc/md.texi: Likewise.
10016 * doc/passes.texi: Likewise.
10017 * doc/standards.texi: Likewise.
10018 * doc/tm.texi: Likewise.
10020 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10022 PR middle-end/35196
10023 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
10025 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
10026 rather than in entry_bb.
10028 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10030 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
10031 libgcc_cmp_return mode.
10033 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10035 PR middle-end/35130
10036 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
10037 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
10039 2008-02-15 Richard Guenther <rguenther@suse.de>
10040 Zdenek Dvorak <ook@ucw.cz>
10042 PR tree-optimization/35164
10043 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
10044 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
10045 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
10046 Only propagate addresses which do not have abnormal SSA_NAMEs
10049 2008-02-15 Joseph Myers <joseph@codesourcery.com>
10052 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
10054 2008-02-15 Jan Hubicka <jh@suse.cz>
10056 PR middle-end/35149
10057 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
10059 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10061 PR middle-end/34621
10062 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
10063 when calculating alignment_pad.
10065 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10067 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
10068 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
10069 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
10070 and STACK_BOUNDARY define.
10072 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
10074 PR preprocessor/35061
10075 * c-pragma.c (handle_pragma_pop_macro): Check that
10076 pushed_macro_table has been allocated.
10078 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
10080 PR middle-end/35136
10081 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
10082 (force_gimple_operand): Likewise.
10083 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
10084 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
10085 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
10086 (find_interesting_uses_address): Check addressability and alignment
10087 of the base expression only after substituting bases of IVs into it.
10089 2008-02-14 Michael Matz <matz@suse.de>
10092 * function.c (instantiate_virtual_regs_in_insn): Reload address
10093 before falling back to reloading the whole operand.
10095 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
10097 * config/s390/s390.c (s390_mainpool_start): Emit the pool
10098 before the first section switch note.
10100 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10102 * doc/bugreport.texi: Update copyright years.
10103 * doc/c-tree.texi: Likewise.
10104 * doc/cfg.texi: Likewise.
10105 * doc/cpp.texi: Likewise.
10106 * doc/cppinternals.texi: Likewise.
10107 * doc/fragments.texi: Likewise.
10108 * doc/frontends.texi: Likewise.
10109 * doc/gcc.texi: Likewise.
10110 * doc/gty.texi: Likewise.
10111 * doc/hostconfig.texi: Likewise.
10112 * doc/implement-c.texi: Likewise.
10113 * doc/libgcc.texi: Likewise.
10114 * doc/loop.texi: Likewise.
10115 * doc/makefile.texi: Likewise.
10116 * doc/options.texi: Likewise.
10117 * doc/passes.texi: Likewise.
10118 * doc/rtl.texi: Likewise.
10119 * doc/sourcebuild.texi: Likewise.
10120 * doc/standards.texi: Likewise.
10121 * doc/tree-ssa.texi: Likewise.
10122 * doc/trouble.texi: Likewise.
10124 * doc/extend.texi: Use @: or add comma where appropriate.
10125 * doc/invoke.texi: Likewise.
10126 * doc/tm.texi: Likewise.
10128 2008-02-14 Alan Modra <amodra@bigpond.net.au>
10131 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
10134 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
10136 * doc/md.texi (clz, ctz): Add reference.
10137 * doc/rtl.texi (clz, ctz): Likewise.
10139 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10142 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
10145 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
10147 * config/s390/s390.c (struct constant_pool): New field
10148 emit_pool_after added.
10149 (s390_mainpool_start): Set the emit_pool_after flag according
10150 to the section switch notes.
10151 (s390_mainpool_finish): Consider emit_pool_after when emitting
10152 the literal pool at the end of the function.
10153 (s390_chunkify_start): Force literal pool splits at section
10156 2008-02-13 Michael Matz <matz@suse.de>
10159 * var-tracking.c (clobber_variable_part): Correctly traverse the
10162 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10165 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
10166 Add -fdump-ipa-inline.
10167 * tree-dump.c (dump_files): Remove tree-inlined dump.
10168 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
10170 2008-02-12 Richard Guenther <rguenther@suse.de>
10172 PR tree-optimization/35171
10173 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
10176 2008-02-12 Richard Guenther <rguenther@suse.de>
10178 PR middle-end/35163
10179 * fold-const.c (fold_widened_comparison): Use get_unwidened in
10180 value-preserving mode. Disallow final truncation.
10182 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
10184 PR middle-end/35136
10185 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
10186 code from here to...
10187 (force_gimple_operand): ...here.
10189 2008-02-12 Jakub Jelinek <jakub@redhat.com>
10192 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
10193 non-compatible pointers.
10194 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
10195 different FIELD_DECLs, try harder by comparing field offsets, sizes
10198 PR inline-asm/35160
10199 * function.c (match_asm_constraints_1): Don't replace the same input
10202 2008-02-12 Anatoly Sokolov <aesok@post.ru>
10204 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
10205 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
10206 (expand_epilogue): Restore RAMPZ register.
10207 * config/avr/avr.md (RAMPZ_ADDR): New constant.
10209 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
10211 * config/i386/cygwin.asm: (__alloca): Correct calling
10212 convention and alignment.
10213 (__chkstk): Force 8 byte stack alignment.
10215 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
10216 Richard Guenther <rguenther@suse.de>
10218 PR tree-optimization/33992
10219 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
10220 the zero we compare against.
10222 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
10224 PR libfortran/35063
10225 * gthr-win32.h (__gthread_mutex_destroy_function): New function
10226 to CloseHandle after unlocking to prevent accumulation of handle
10229 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10231 PR middle_end/34150
10232 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
10233 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
10234 and update LABEL_NUSES during and after reload.
10236 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
10238 PR middle-end/34627
10239 * combine.c (simplify_if_then_else): Make sure the comparison is
10240 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
10242 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
10245 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
10246 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
10247 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
10248 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
10249 * tree.h (get_type_static_bounds): Likewise.
10251 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10253 * doc/invoke.texi (Option Summary, C++ Dialect Options)
10254 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10255 Make -Wfoo language annotations match what the compiler outputs.
10257 2008-02-08 Sa Liu <saliu@de.ibm.com>
10259 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
10260 intrinsics spu_convts, spu_convtu, spu_convtf.
10262 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
10264 * doc/extend.texi (Function Attributes) <noinline>: Mention
10265 asm ("") as method to keep calls.
10267 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10270 * doc/options.texi (Options): Replace references to opts.sh with
10272 * opts-common.c: Likewise.
10273 * optc-gen.awk: Likewise.
10275 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
10277 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
10279 2008-02-07 Richard Henderson <rth@redhat.com>
10282 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
10283 EXPR_LIST for the REG_EQUAL instead of a comparison with a
10286 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
10288 PR tree-optimization/35085
10289 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
10290 for operand entry oe2 in addition to operand entry oe3 in order to
10291 expose more opportunities for vectorizer sum reduction.
10293 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10296 * Makefile.in (LIBS): Remove $(GMPLIBS).
10297 (cc1-dummy, cc1): Add $(GMPLIBS).
10299 2008-02-06 Jan Hubicka <jh@suse.cz>
10302 * i386.md (moddf_integer): Do not produce partial memory stalls for
10303 targets where it hurts.
10305 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
10308 * optabs.c (expand_float): Do not check for decimal modes when
10309 expanding unsigned integer through signed conversion.
10311 2008-02-06 Nick Clifton <nickc@redhat.com>
10313 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
10314 inside the clobber with a match_operand and duplicated operand
10315 number in the constraint.
10316 (ineqbranchsi): Delete redundant comment.
10318 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10320 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
10321 builtin_define ("__USE_INIT_FINI__").
10322 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
10324 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
10326 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10328 PR documentation/30330
10329 * doc/invoke.texi (C++ Dialect Options)
10330 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10331 For each warning option -Wfoo that allows -Wno-foo, ensure both
10332 -Wfoo and -Wno-foo are listed in the option index. Fix index
10333 entry of -Wswitch-default, index -Wnormalized= including the
10334 `=', and -Wlarger-than-@var{len} including @var{len}.
10336 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10338 * config/i386/i386.md (floatunssisf2): Use
10339 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
10340 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
10341 Macroize expander using MODEF mode iterator.
10343 2008-02-05 Diego Novillo <dnovillo@google.com>
10345 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
10348 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
10350 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10353 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
10355 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
10358 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
10359 to indicate if a message should be generated.
10360 (init_cumulative_args): Updated.
10361 (function_value_32): Likewise.
10363 2008-02-05 Joseph Myers <joseph@codesourcery.com>
10365 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
10367 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10370 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
10371 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
10373 2008-02-04 Diego Novillo <dnovillo@google.com>
10375 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
10378 * tree-vrp.c (vrp_evaluate_conditional): With
10379 -Wtype-limits, emit a warning when comparing against a
10380 constant outside the natural range of OP0's type.
10382 2008-02-04 Richard Guenther <rguenther@suse.de>
10384 PR middle-end/33631
10385 * expr.c (count_type_elements): Give for unions instead of
10388 2008-02-04 Richard Guenther <rguenther@suse.de>
10390 PR middle-end/35043
10391 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
10392 to TYPE_DOMAINs base type instead of using bitsizetype here.
10394 2008-02-03 Jason Merrill <jason@redhat.com>
10396 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
10398 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10401 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
10402 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
10403 (RS/6000 and PowerPC Options): Fix typos and markup.
10404 * doc/passes.texi (Tree-SSA passes): Likewise.
10406 2008-02-02 Michael Matz <matz@suse.de>
10409 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
10410 from record_last_reg_set_info.
10411 (record_last_reg_set_info): Take an RTX argument, iterate over all
10412 constituent hardregs.
10413 (record_last_set_info, record_opr_changes): Change calls to
10414 new signature or to record_last_reg_set_info_regno.
10416 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
10418 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
10420 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
10422 PR rtl-optimization/34773
10423 * reg-notes.def (EQUAL): Mention significance of combination of
10424 REG_EQUAL and REG_RETVAL.
10425 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
10426 insn that has a REG_RETVAL.
10428 2008-02-01 Roger Sayle <roger@eyesopen.com>
10431 * configure.ac (--enable-fixed-point): Disable unless explicitly
10433 * configure: Regenerate.
10435 2008-02-01 Richard Guenther <rguenther@suse.de>
10438 * invoke.texi (-finline-limit): Remove no longer true parts
10439 of the documentation. Note that there is no default value.
10441 2008-02-01 Andrew Pinski <pinskia@gmail.com>
10442 Mark Mitchell <mark@codesourcery.com>
10443 Ben Elliston <bje@au.ibm.com>
10446 * doc/extend.texi (Other Builtins): Document.
10448 2008-01-31 Tom Browder <tom.browder@gmail.com>
10450 * doc/c-tree.texi (Types): Fix grammar.
10451 (Expression trees): Ditto.
10452 * doc/passes.texi (Tree-SSA passes): Ditto.
10454 * doc/configterms.texi (Configure Terms): Fix typo.
10455 * doc/cpp.texi (Common Predefined Macros): Ditto.
10456 * doc/md.texi (Machine Constraints): Ditto.
10458 * doc/makefile.texi (Makefile): Add comma.
10460 2008-01-31 Tom Browder <tom.browder@gmail.com>
10461 Gerald Pfeifer <gerald@pfeifer.com>
10463 * doc/sourcebuild.texi (Front End): Remove references to CVS
10464 and CVSROOT/modules.
10465 (Texinfo Manuals): Replace reference to CVS by one to SVN.
10466 (Back End): Remove reference to CVS.
10468 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10471 * config/mips/mips.c (gen_load_const_gp): New function, taking a
10473 (mips16_gp_pseudo_reg): ...here.
10474 * config/mips/mips.md (load_const_gp): Replace with...
10475 (load_const_gp_<mode>): ...this :P-based insn.
10477 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10479 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
10480 options. Minor fixes.
10481 (-std): Move reference to standards closer to where language
10482 standards are first mentioned.
10484 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10486 PR rtl-optimization/34995
10487 * reload.c (alternative_allows_const_pool_ref): Take an rtx
10488 parameter and return a bool. If the rtx parameter is nonnull,
10489 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
10490 (find_reloads): Update call accordingly. Pass the new operand
10491 if it needed no address reloads, otherwise pass null.
10493 2008-01-30 Richard Henderson <rth@redhat.com>
10496 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
10497 for unbounded arrays.
10499 2008-01-30 Silvius Rus <rus@google.com>
10501 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
10503 2008-01-30 Jan Hubicka <jh@suse.cz>
10506 * i386.c (init_cumulative_args): Use real function declaration when
10509 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
10511 PR rtl-optimization/34998
10512 * global.c (build_insn_chain): Treat non-subreg_lowpart
10513 SUBREGs of pseudos as clobbering all the words covered by the
10514 SUBREG, not just all the bytes.
10515 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
10516 original df_ref rather than an extract parameter.
10517 (global_conflicts): Update call accordingly.
10519 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
10521 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
10522 the overflow check to make it easier to read.
10523 (__fixtfdi): Change the type of the ll member in union
10524 long_double to UDItype_x.
10526 2008-01-30 Jakub Jelinek <jakub@redhat.com>
10528 PR middle-end/34969
10529 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
10530 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
10531 * tree-inline.c (fold_marked_statements): Call
10532 cgraph_update_edges_for_call_stmt if folding a call statement.
10533 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
10534 debug_generic_stmt calls, reset it back afterwards.
10537 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
10539 * c-typeck.c (build_external_ref): Don't pedwarn about
10540 static vars in current function's scope.
10542 2008-01-29 Joseph Myers <joseph@codesourcery.com>
10544 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
10546 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
10549 * ipa-struct-reorg.c: Fix spelling.
10550 * params.def: Ditto.
10552 2008-01-29 Richard Guenther <rguenther@suse.de>
10554 PR middle-end/35006
10555 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
10557 * tree-inline.c (remap_type): Increment remapping_type_depth
10558 around remapping types.
10559 (copy_body_r): Only add referenced variables if they are referenced
10560 from code, not types.
10562 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
10573 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
10574 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
10576 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
10579 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
10580 pointer for tiny stack.
10582 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
10584 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
10586 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
10588 * config/vx-common.h: Fix typo in comment.
10590 2008-01-28 Ian Lance Taylor <iant@google.com>
10594 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
10595 coalesce pointers if they have different DECL_NO_TBAA_P values.
10596 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
10597 between variables with different DECL_NO_TBAA_P values.
10599 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
10602 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
10603 are not legitimate small data references on SPE targets.
10605 2008-01-28 David Daney <ddaney@avtrex.com>
10607 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
10609 2008-01-28 David Daney <ddaney@avtrex.com>
10611 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
10613 2008-01-27 Joseph Myers <joseph@codesourcery.com>
10615 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
10616 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
10617 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
10618 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
10619 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10620 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
10621 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
10622 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
10624 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10626 * basic-block.h (condjump_equiv_p): Fix comment.
10628 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10630 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
10631 print_generic_stmt_indented): Fix comment.
10633 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10635 * configure.ac (__stack_chk_fail): Add detecion for availability
10636 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
10637 * configure: Regenerate.
10639 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
10641 PR middle-end/34688
10642 * final.c (output_addr_const): Handle TRUNCATE.
10644 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
10647 * tree-ssa-loop-ivopts.c (comp_cost): New type.
10648 (zero_cost, infinite_cost): New constants.
10649 (struct cost_pair): Change type of cost to comp_cost.
10650 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
10651 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
10653 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
10654 split_address_cost, ptr_difference_cost, difference_cost,
10655 get_computation_cost_at, get_computation_cost,
10656 determine_use_iv_cost_generic, determine_use_iv_cost_address,
10657 determine_use_iv_cost_condition, determine_use_iv_costs,
10658 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
10659 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
10660 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
10661 Change type of cost to comp_cost.
10662 (determine_iv_cost): Increase cost of non-original ivs, instead
10663 of decreasing the cost of original ones.
10664 (get_address_cost): Indicate the complexity of the addressing mode
10666 (try_add_cand_for): Prefer using ivs not specific to some object.
10667 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
10669 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
10670 Janis Johnson <janis187@us.ibm.com>
10673 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
10674 (TARGET_INSTANTIATE_DECLS): Likewise.
10675 * target.h (expand_to_rtl_hook): New target hook.
10676 (instantiate_decls): Likewise.
10677 * function.c (instantiate_decl): Make non-static. Rename to...
10678 (instantiate_decl_rtl): ... this.
10679 (instantiate_expr): Use instantiate_decl_rtl.
10680 (instantiate_decls_1): Likewise.
10681 (instantiate_decls): Likewise.
10682 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
10683 * function.h (instantiate_decl_rtl): Add prototype.
10684 * cfgexpand.c (target.h): New include.
10685 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
10686 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
10687 (TARGET_INSTANTIATE_DECLS): Likewise.
10688 (TARGET_INITIALIZER): New target hooks added.
10689 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
10691 * config/rs6000/rs6000.c (tree-flow.h): New include.
10692 (machine_function): Add sdmode_stack_slot field.
10693 (rs6000_alloc_sdmode_stack_slot): New function.
10694 (rs6000_instantiate_decls): Likewise.
10695 (rs6000_secondary_memory_needed_rtx): Likewise.
10696 (rs6000_check_sdmode): Likewise.
10697 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
10698 (TARGET_INSTANTIATE_DECLS): Likewise.
10699 (rs6000_hard_regno_mode_ok): Allow SDmode.
10700 (num_insns_constant): Likewise. Handle _Decimal32 constants.
10701 (rs6000_emit_move): Handle SDmode.
10702 (function_arg_advance): Likewise.
10703 (function_arg): Likewise.
10704 (rs6000_gimplify_va_arg): Likewise. Add special handling of
10705 SDmode var args for 32-bit compiles.
10706 (rs6000_secondary_reload_class): Handle SDmode.
10707 (rs6000_output_function_epilogue): Likewise.
10708 (rs6000_function_value): Simplify if statement.
10709 (rs6000_libcall_value): Likewise.
10710 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
10711 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
10712 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
10713 (movsd_hardfloat): New define_insn.
10714 (movsd_softfloat): Likewise.
10715 (movsd_store): Likewise.
10716 (movsd_load): Likewise.
10717 (extendsddd2): Likewise.
10718 (extendsdtd2): Likewise.
10719 (truncddsd2): Likewise.
10720 (movdd_hardfloat64): Fixup comment.
10721 (UNSPEC_MOVSD_LOAD): New constant.
10722 (UNSPEC_MOVSD_STORE): Likewise.
10724 2008-01-26 Jakub Jelinek <jakub@redhat.com>
10727 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
10729 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
10730 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
10731 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
10732 and TRUTH_XOR_EXPR.
10734 2008-01-26 David Edelsohn <edelsohn@gnu.org>
10737 * config.gcc: Separate AIX 5.3 from AIX 6.1.
10738 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10739 __LONGDOUBLE128 too.
10740 * config/rs6000/aix61.h: New file.
10742 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10744 PR rtl-optimization/34959
10745 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
10746 popcount and parity rtxes the same mode as their operand.
10747 Truncate or extend the result to the return value's mode
10750 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10753 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
10754 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
10755 to GOT_VERSION_REGNUM.
10756 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
10757 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
10758 * config/mips/mips.c (mips_emit_call_insn): New function.
10759 (mips_call_tls_get_addr): Call mips_expand_call directly.
10760 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
10762 (mips16_build_call_stub): Likewise. Return the call insn or null.
10763 (mips_expand_call): Update the call to mips16_build_call_stub
10764 accordingly and a remove redundant condition. Assert that MIPS16
10765 stubs do not use lazy binding. Use mips_emit_call_insn and return
10767 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
10769 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
10770 (mips_avoid_hazard): Remove hazard_set handling.
10771 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
10772 (UNSPEC_RESTORE_GP): ...this.
10773 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
10774 (FAKE_CALL_REGNO): Rename to...
10775 (GOT_VERSION_REGNUM): ...this.
10776 (type): Add "ghost" value. Add an associated insn reservation.
10777 (hazard_set): Remove.
10778 (exception_receiver): Rename to...
10779 (restore_gp): ...this and update the unspec identifier accordingly.
10780 (exception_receiver, nonlocal_got_receiver): New expanders.
10781 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
10782 FAKE_CALL_REGNO. Remove hazard_set attribute.
10783 (set_got_version, update_got_version): New patterns.
10785 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
10788 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
10790 2008-01-25 Joseph Myers <joseph@codesourcery.com>
10793 * doc/install.texi2html: Generate gcc-vers.texi.
10795 2008-01-25 DJ Delorie <dj@redhat.com>
10797 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
10799 2008-01-25 Joseph Myers <joseph@codesourcery.com>
10801 * config/c4x: Remove directory.
10802 * config.gcc (crx-*, mt-*): Mark obsolete.
10803 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
10804 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
10805 sh-*-rtemscoff*): Remove cases.
10806 * defaults.h (C4X_FLOAT_FORMAT): Remove.
10807 * real.c (encode_c4x_single, decode_c4x_single,
10808 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
10809 c4x_extended_format): Remove.
10810 * real.h (c4x_single_format, c4x_extended_format): Remove.
10811 * doc/extend.texi (interrupt, naked): Remove mention of attributes
10813 (Pragmas): Remove comment about c4x pragmas.
10814 * doc/install.texi (c4x): Remove target-specific instructions.
10815 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
10816 * doc/md.texi (Machine Constraints): Remove C4x documentation.
10817 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
10818 refer to C4x source files as examples.
10819 (C4X_FLOAT_FORMAT): Remove documentation.
10821 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
10823 * config/bfin/bfin.c (override_options): Reorder tests so that
10824 flag_pic gets enabled for -msep-data.
10826 2008-01-25 Richard Guenther <rguenther@suse.de>
10828 PR middle-end/32244
10829 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
10830 to its bitfield precision if required.
10832 2008-01-25 Jakub Jelinek <jakub@redhat.com>
10834 PR middle-end/33880
10835 * tree-nested.c (walk_omp_for): New function.
10836 (convert_nonlocal_reference, convert_local_reference): Call
10837 walk_omp_for on OMP_FOR.
10838 (convert_call_expr): Call walk_body on OMP_FOR's
10839 OMP_FOR_PRE_INIT_BODY.
10841 2008-01-25 Richard Guenther <rguenther@suse.de>
10843 PR tree-optimization/34966
10844 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
10845 default defs and PHI_NODEs we have to insert after the
10846 defining statement.
10848 2008-01-24 Nick Clifton <nickc@redhat.com>
10850 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
10851 Provide a default definition.
10852 (LIBGCC2_UNITS_PER_WORD): Likewise.
10854 * config/stormy16/stormy16.c: Include df.h for the prototype
10855 for df_regs_ever_live_p.
10856 (xstormy16_expand_builtin_va_start): Convert the stack offset
10857 into a component_ref and then use POINTER_PLUS_EXPR to add it
10858 to the incoming_virtual_args_rtx.
10859 (xstormy16_gimplify_va_arg_expr): Rename to
10860 xstormy16_gimplify_va_arg_expr.
10861 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
10862 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
10863 xstormy16_gimplify_va_arg_expr.
10864 Fix up some formatting issues.
10866 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
10867 Move to predicates.md.
10868 (xs_hi_general_operand): Likewise.
10869 (xs_hi_nonmemory_operand): Likewise.
10870 * config/stormy16/predicates.md:
10871 (xstormy16_carry_plus_operand): New predicate.
10872 (xs_hi_general_operand): New predicate.
10873 (xs_hi_nonmemory_operand): New predicate.
10874 * config/stormy16/stormy16-protos.h:
10875 (xstormy16_carry_plus_operand): Delete prototype.
10876 (xs_hi_general_operand): Likewise.
10877 (xs_hi_nonmemory_operand): Likewise.
10879 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
10880 modifiers as they are no longer needed and they can trigger
10881 reload spill failures.
10883 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
10884 with a match_operand in order to help reload.
10886 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
10887 constraint with 'e' for the 8th alternative as this version of
10888 the mov.w instruction only accepts the lower 8 registers.
10890 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
10893 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
10894 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
10897 2008-01-25 Jakub Jelinek <jakub@redhat.com>
10899 PR middle-end/33333
10900 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
10902 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
10904 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
10906 (remove_structure): Update allocations list before removing structure.
10908 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
10910 * ipa-struct-reorg.c (is_safe_cond_expr,
10911 create_new_stmts_for_cond_expr): Use integer_zerop function,
10912 that recognize not only zero-pointer, but zero-integer too.
10914 2008-01-25 Ben Elliston <bje@au.ibm.com>
10917 * fixproto: Escape "." in sed expression that strips leading "./".
10919 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
10922 * gcc.c (SWITCH_OK): Removed.
10923 (SWITCH_LIVE): Changed to bit.
10924 (SWITCH_FALSE): Likewise.
10925 (SWITCH_IGNORE): Likewise.
10926 (switchstr): Change live_cond to unsigned int.
10927 (process_command): Replace SWITCH_OK with 0.
10928 (do_self_spec): Likewise.
10929 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
10930 (give_switch): Likewise.
10931 (used_arg): Likewise.
10932 (do_spec_1): Set the SWITCH_IGNORE bit.
10933 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
10934 bits. Set the SWITCH_LIVE bit.
10936 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10938 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
10940 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
10942 PR tree-optimization/34472
10943 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
10944 parameter to a "bool *" and set *DATA to false if there is
10945 an unsafe access. Do not delete the structure here.
10946 (check_cond_exprs): Delete it here instead.
10947 (check_cond_exprs, exclude_cold_structs): Do not increase
10948 I when removing a structure.
10950 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
10953 * config/i386/i386.c (ix86_expand_vector_init): Consider only
10954 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
10956 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
10958 PR middle-end/34934
10959 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
10960 a fixed vector for stack.
10962 2008-01-24 Ben Elliston <bje@au.ibm.com>
10965 * doc/gcc.texi (Software development): Add a direntry for g++.
10967 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
10969 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
10970 stale and straggling -fforce-addr comments above.
10972 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
10974 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
10975 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
10977 2008-01-23 Michael Matz <matz@suse.de>
10980 * dwarf2out.c (force_type_die): Use modified_type_die instead of
10983 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
10985 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
10986 malloc result type.
10988 2008-01-23 Anatoly Sokolov <aesok@post.ru>
10990 * config/avr/avr.c (avr_current_arch): New variable.
10991 (avr_arch_types): Add 'avr31' and 'avr51' entries.
10992 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
10993 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
10994 (avr_override_options): Init 'avr_current_arch'.
10995 (base_arch_s): Move from here...
10996 * config/avr/avr.h (base_arch_s): ... here. Add new members
10997 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
10998 'mega' to 'have_jmp_call'.
10999 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
11000 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
11002 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
11004 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11005 MULTILIB_MATCHES): (Ditto.).
11007 2008-01-23 Richard Guenther <rguenther@suse.de>
11009 PR middle-end/31529
11010 * cgraphunit.c (cgraph_reset_node): Always mark the node
11011 not reachable if it is not queued already.
11013 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
11015 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
11016 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
11017 (cputype_selected): New static variable.
11018 (bfin_handle_option): Set it if -mcpu is used.
11019 (override_option): Select default set of workarounds if no cpu type
11020 selected on the command line.
11021 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
11023 From Michael Frysinger <michael.frysinger@analog.com>
11024 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
11025 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
11027 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
11028 for bf547, bf523, bf524, and bf526.
11029 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
11031 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11032 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
11033 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
11034 __ADSPBF547__ and __ADSPBF54x__ for bf547.
11035 * doc/invoke.texi (Blackfin Options): Document that
11036 -mcpu now accept bf547, bf523, bf524, and bf526.
11038 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
11040 PR rtl-optimization/34628
11041 * combine.c (try_combine): Stop and undo after the first combination
11042 if an autoincrement side-effect on the first insn has effectively
11045 2008-01-22 David Edelsohn <edelsohn@gnu.org>
11048 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
11049 Offset addresses are not valid for Altivec or paired float modes.
11051 2008-01-22 Jakub Jelinek <jakub@redhat.com>
11054 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
11055 if DECL_INITIAL (decl) is error_mark_node.
11058 * c-common.c (handle_vector_size_attribute): Only allow
11059 integral, scalar float and fixed point types. Handle OFFSET_TYPE
11060 the same way as pointer, array etc. types.
11061 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
11064 * tree.c (build_type_attribute_qual_variant): Call
11065 build_qualified_type if attributes are equal, but quals are not.
11067 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11070 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
11071 * flags.h (warn_strict_aliasing): Remove.
11072 (warn_strict_overflow): Remove.
11073 * opts.c (warn_strict_aliasing): Remove.
11074 (warn_strict_overflow): Remove.
11075 * c-opts.c (c_common_handle_option): -Wall only sets
11076 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
11077 (c_common_post_options): Give default values to -Wstrict-aliasing
11078 and -Wstrict-overflow if they are uninitialized.
11079 * common.opt (Wstrict-aliasing): Specify Var and Init.
11080 (Wstrict-overflow): Likewise.
11082 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
11084 PR rtl-optimization/26854
11085 PR rtl-optimization/34400
11086 PR rtl-optimization/34884
11087 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
11089 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
11090 (df_rd_bb_info.expanded_lr_out): Deleted
11091 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
11092 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
11093 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11094 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11095 Removed code to allocate, initialize or free expanded_lr_out.
11096 (df_rd_bb_local_compute_process_def): Restructured to make more
11098 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
11099 sets if the sets are being trimmed.
11101 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
11104 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
11105 (as_vers): Likewise.
11106 * configure: Regenerated.
11108 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11110 PR middle-end/33092
11111 * tree-pass.h (pass_build_alias): New pass.
11112 * tree-ssa-alias.c (gate_build_alias): New.
11113 (pass_build_alias): New.
11114 * passes.c (init_optimization_passes): Add pass_build_alias after
11115 pass_create_structure_vars.
11117 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
11119 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
11120 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
11121 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
11122 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
11123 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
11124 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
11125 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
11126 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
11127 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
11128 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
11129 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
11130 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
11131 * config/s390/s390.md (FP_ALL): New mode iterator.
11132 (_d): New mode attribute.
11133 ("*signbit<mode>2>"): Changed mode of first operand.
11134 ("isinf<mode>2"): Changed mode of first operand.
11135 ("*TDC_insn"): Adaptation for DFP modes.
11137 2008-01-22 Ben Elliston <bje@au.ibm.com>
11139 * tree.c (check_qualified_type): Improve function description.
11141 2008-01-21 Jason Merrill <jason@redhat.com>
11144 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
11145 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
11148 2008-01-21 DJ Delorie <dj@redhat.com>
11150 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
11153 2008-01-21 Richard Guenther <rguenther@suse.de>
11155 PR middle-end/34856
11156 * tree-cfg.c (verify_expr): Allow all invariant expressions
11157 instead of just constant class ones as reference argument.
11158 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
11159 like any other constant.
11160 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
11162 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
11164 * regmove.c (fixup_match_1): Update call crossed frequencies.
11166 2008-01-21 Richard Guenther <rguenther@suse.de>
11169 * tree-inline.c (setup_one_parameter): Deal with mismatched
11170 types using a VIEW_CONVERT_EXPR.
11172 2008-01-21 Alon Dayan <alond@il.ibm.com>
11173 Olga Golovanevsky <olga@il.ibm.com>
11175 PR tree-optimization/34701
11176 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
11177 when the structure size is not a power of 2.
11179 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
11181 * doc/install.texi: Add doc for --enable-checking=df.
11183 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
11185 PR rtl-optimization/34808
11186 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
11188 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11190 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
11193 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11195 PR rtl-optimization/26854
11196 PR rtl-optimization/34400
11197 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
11199 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
11200 (df_rd_bb_info.expanded_lr_out): New.
11201 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
11202 * loop_iv.c (iv_analysis_loop_init): Ditto.
11203 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11204 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11205 Added code to allocate, initialize or free expanded_lr_out.
11206 (df_rd_bb_local_compute_process_def): Restructured to make
11207 more understandable.
11208 (df_rd_confluence_n): Add code to do nothing with fake edges and
11209 code to no apply invalidate_by_call sets if the sets are being trimmed.
11210 (df_lr_local_finalize): Renamed to df_lr_finalize.
11211 (df_live_local_finalize): Renamed to df_live_finalize.
11213 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11216 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
11217 deciding whether to use reciprocal instructions.
11219 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
11221 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
11222 dwarf2out_note_section_used if cold_text_section is NULL.
11224 2008-01-19 Jakub Jelinek <jakub@redhat.com>
11226 PR gcov-profile/34610
11227 * tree-cfg.c (make_edges): Mark both outgoing edges from
11228 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
11229 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
11230 from OMP_FOR and OMP_CONTINUE outgoing edges.
11232 * tree-profile.c (tree_profiling): Return early if
11233 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
11235 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
11236 from cfun to child_cfun.
11237 * function.h (struct function): Add after_tree_profile bit.
11239 2008-01-19 Anatoly Sokolov <aesok@post.ru>
11241 * config/avr/avr.S (_exit): Disable interrupt.
11243 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
11244 Steven Bosscher <stevenb.gcc@gmail.com>
11246 PR rtl-optimization/26854
11247 PR rtl-optimization/34400
11248 * df-problems.c (df_live_scratch): New scratch bitmap.
11249 (df_live_alloc): Allocate df_live_scratch when doing df_live.
11250 (df_live_reset): Clear the proper bitmaps.
11251 (df_live_bb_local_compute): Only process the artificial defs once
11252 since the order is not important.
11253 (df_live_init): Init the df_live sets only with the variables
11254 found live by df_lr.
11255 (df_live_transfer_function): Use the df_lr sets to prune the
11256 df_live sets as they are being computed.
11257 (df_live_free): Free df_live_scratch.
11259 2008-01-18 Ian Lance Taylor <iant@google.com>
11261 * common.opt: Add fmerge-debug-strings.
11262 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
11263 flag_merge_debug_strings rather than flag_merge_constants.
11264 * doc/invoke.texi (Option Summary): Mention
11265 -fmerge-debug-strings.
11266 (Debugging Options): Document -fmerge-debug-strings.
11268 2008-01-18 Ian Lance Taylor <iant@google.com>
11271 * tree.h (DECL_IS_OPERATOR_NEW): Define.
11272 (struct tree_function_decl): Add new field operator_new_flag.
11273 * tree-inline.c (expand_call_inline): When inlining a call to
11274 operator new, force the return value to go into a variable, and
11275 set DECL_NO_TBAA_P on that variable.
11276 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
11278 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
11281 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
11282 DWARF2_DEBUGGING_INFO.
11283 (dwarf2out_note_section_used): Ditto. Add prototype.
11284 (have_multiple_function_sections, text_section_used,
11285 cold_text_section_used, *cold_text_sections): Move declarations
11288 2008-01-17 Bob Wilson <bob.wilson@acm.org>
11290 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
11291 field and add signal_ra.
11292 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
11293 assignments to frame state pc. Move end of stack check after
11294 MD_FALLBACK_FRAME_STATE_FOR.
11295 (uw_update_context_1): Use frame state signal_regs if set, instead
11296 of checking signal_frame flag.
11297 (uw_update_context): Use frame state signal_ra if set.
11298 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
11299 * config/xtensa/linux-unwind.h: New file.
11301 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
11303 * modulo-sched.c (get_sched_window): Fix comment typo.
11305 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
11307 PR tree-optimization/34648
11308 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
11310 2008-01-17 Anatoly Sokolov <aesok@post.ru>
11312 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
11313 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
11315 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
11317 PR rtl-optimization/34400
11318 * df-core.c (df_worklist_dataflow_overeager,
11319 df_worklist_dataflow_doublequeue): New functions.
11320 (df_worklist_dataflow): Two different worklist solvers.
11321 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
11324 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11327 * doc/invoke.texi: Document the dependence on pthread for fopenmp
11328 and ftree-parallelize-loops.
11330 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
11332 PR rtl-optimization/34826
11333 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
11335 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
11337 * global.c (find_reg): Mark the eh regs as used if necessary.
11338 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
11339 * ra.h (struct allocno): no_eh_reg field added. Changed
11340 no_stack_reg type to bitfield.
11342 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
11344 * tree.c (substitute_in_expr): Add missing 'break'.
11346 2008-01-17 Richard Guenther <rguenther@suse.de>
11348 PR tree-optimization/34825
11349 * tree-ssa-math-opts.c (is_division_by): Do not recognize
11350 x / x as division to handle.
11352 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11354 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
11355 "-pthread" is specified.
11356 * pa-hpux11.h (LIB_SPEC): Likewise.
11358 2008-01-16 Janis Johnson <janis187@us.ibm.com>
11359 Peter Bergner <bergner@vnet.ibm.com>
11361 PR rtl-optimization/33796
11362 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
11364 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11366 PR libgfortran/34699
11367 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
11369 * pa-hpux10.h (LINK_SPEC): Likewise.
11370 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
11372 2008-01-16 Richard Guenther <rguenther@suse.de>
11374 PR middle-end/32628
11375 * fold-const.c (fold_convert_const_int_from_int): Do not
11376 set overflow if that occured only because of a sign extension
11377 change when converting from/to a sizetype with the same
11378 precision and signedness.
11380 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
11383 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
11384 location address to the correct place. Update copyright year.
11386 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11388 * lambda-code.c (lambda_transform_legal_p): Handle the case of
11389 no dependences in the dependence_relations vector.
11391 2008-01-16 Jan Hubicka <jh@suse.cz>
11393 PR rtl-optimization/31396
11394 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
11395 * cfg.c (dump_reg_info): Print it.
11396 * regs.h (struct reg_info_t): add freq_calls_crossed.
11397 (REG_FREQ_CALLS_CROSSED): New macro.
11398 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
11399 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
11400 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
11401 regmove_optimize): Update call crossed frequencies.
11402 * local-alloc.c (struct qty): Add freq_calls_crossed.
11403 (alloc_qty): Copute freq_calls_crossed.
11404 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
11405 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
11406 * ra.h (struct allocno): Add freq_calls_crossed.
11408 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11410 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
11411 libgomp when compiling with ftree-parallelize-loops.
11412 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
11414 2008-01-16 Richard Guenther <rguenther@suse.de>
11416 PR tree-optimization/34769
11417 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
11418 * tree.c (int_cst_value): Instead make this function more
11419 permissive in what it accepts as valid input. Document this
11420 function always sign-extends the value.
11422 2008-01-16 Jakub Jelinek <jakub@redhat.com>
11423 Richard Guenther <rguenther@suse.de>
11426 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
11427 (gimple_fold_indirect_ref_rhs): ... this.
11428 (gimple_fold_indirect_ref): New function with foldings
11429 that preserve lvalueness.
11430 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
11431 * tree-flow.h (gimple_fold_indirect_ref): Declare.
11432 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
11433 to fold an INDIRECT_REF, fall back to the old use of
11434 fold_indirect_ref_1.
11436 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11438 * tree-data-ref.c (subscript_dependence_tester_1): Call
11439 free_conflict_function.
11440 (compute_self_dependence): Same.
11442 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
11445 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
11446 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
11448 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
11449 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
11450 for DWARF2_UNWIND_INFO targets.
11452 2008-01-16 Richard Guenther <rguenther@suse.de>
11455 * c-typeck.c (common_pointer_type): Do not merge inconsistent
11456 type qualifiers for function types.
11458 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
11460 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
11461 loop_iterator li from previous commit.
11463 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
11465 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
11467 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
11469 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
11470 (parallelize_loops): Don't parallelize irreducible components.
11472 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11475 * c-opts (c_common_post_options): Do not enable CPP
11476 flag_pedantic_errors by default.
11478 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
11480 PR rtl-optimization/31944
11481 * cse.c (remove_pseudo_from_table): New function.
11482 (merge_equiv_classes): Use above function to remove pseudo-registers.
11483 (invalidate): Likewise.
11485 2008-01-13 Richard Guenther <rguenther@suse.de>
11487 PR middle-end/34601
11488 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
11489 instead of TYPE_MODE to deal with calls from expand_one_error_var.
11491 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
11493 * gcse.c (cprop_jump): Call validate_unshare_change instead of
11494 validate_change to unshare the source of the PC set.
11496 2008-01-12 Jan Hubicka <jh@suse.cz>
11498 PR middle-end/32135
11499 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
11500 references above array bounds. This might trigger bounds checks for
11501 pointers to arrays.
11503 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
11505 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
11506 new_replaceable_dependencies.
11508 2008-01-12 Doug Kwan <dougkwan@google.com>
11510 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
11511 instead of OPT_Wreturn_type in warning due to ignored return type
11513 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
11514 options included in -Wextra.
11515 * c.opt: New option -Wignored_qualifiers.
11516 * doc/invoke.texi (Warning Options, -Wextra): Add new option
11517 -Wignore_qualifiers.
11518 (-Wignored-qualifiers): Document.
11519 (-Wreturn-type): Remove description of functionality now handled
11520 by -Wignored-qualifiers.
11522 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
11525 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
11526 NOP_EXPR if it is between integral types with the same precision.
11528 2008-01-12 Jan Hubicka <jh@suse.cz>
11531 * invoke.texi (max-inline-recursive-depth): Fix default value.
11533 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
11535 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
11538 2008-01-11 Bob Wilson <bob.wilson@acm.org>
11540 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
11542 2008-01-11 James E. Wilson <wilson@specifix.com>
11545 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
11547 2008-01-11 Anatoly Sokolov <aesok@post.ru>
11549 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
11550 save/restore frame pointer register and don't use 'call-prologues'
11551 optimization in function with "OS_task" attribute.
11553 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
11555 PR middle-end/31309
11556 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
11557 when copying to memory.
11559 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
11561 PR rtl-optimization/30905
11562 * cfgcleanup.c: Include dce.h
11563 (crossjumps_occured): New global variable.
11564 (try_crossjump_bb): Exit loop after finding a fallthru edge.
11565 If something changed, set crossjumps_occured to true.
11566 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
11567 Don't add/remove fake edges to exit here...
11568 (cleanup_cfg): ...but do it here, when crossjumping.
11569 Run a fast DCE when successful crossjumps occured in the latest
11570 iteration of try_optimize_cfg.
11572 2008-01-11 Richard Guenther <rguenther@suse.de>
11574 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
11575 (struct vn_unary_op_s): Likewise.
11576 (vn_reference_insert): Free old reference on hash collision.
11578 2008-01-10 Raksit Ashok <raksit@google.com>
11580 PR rtl-optimization/27971
11581 * combine.c (find_split_point): Split PLUS expressions which are
11582 inside a MEM rtx, and whose first operand is complex.
11584 2008-01-10 DJ Delorie <dj@redhat.com>
11586 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
11587 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
11588 (m32c_hard_regno_ok): Call the underlying function.
11590 2008-01-10 Richard Guenther <rguenther@suse.de>
11592 PR middle-end/34683
11593 * tree-cfg.c (tree_merge_blocks): Do not go through the
11594 full-blown folding and stmt updating path if we just deal
11595 with virtual operands.
11596 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
11597 test for abnormal SSA_NAMEs.
11599 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
11601 PR middle-end/34641
11602 * reload.c (push_reload): Add assertions. All constants from
11603 reg_equiv_constant should have been used for replacing the respective
11605 (find_reloads_address): Invoke find_reloads_address_part for
11606 constant taken from the reg_equiv_constant array.
11608 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
11610 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
11611 field (valnum) the first in the struct. Replace bools with
11614 2008-01-10 Richard Guenther <rguenther@suse.de>
11616 PR tree-optimization/34651
11617 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
11618 types and ordering for masking and converting.
11620 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
11622 PR tree-optimization/34017
11623 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
11624 also for PHI_NODE expressions.
11626 2008-01-09 Jan Hubicka <jh@suse.cz>
11628 PR tree-optimization/34708
11629 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
11630 based on number of case labels.
11631 (init_inline_once): Remove switch_cost.
11632 * tree-inline.h (eni_weights_d): Remove switch_cost.
11634 2008-01-09 Richard Guenther <rguenther@suse.de>
11635 Andrew Pinski <andrew_pinski@playstation.sony.com>
11637 PR middle-end/30132
11638 * gimplify.c (gimplify_cond_expr): Do not create an addressable
11639 temporary if an rvalue is ok or an lvalue is not required.
11641 2008-01-09 Richard Guenther <rguenther@suse.de>
11643 PR middle-end/34458
11644 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
11645 adjust return type.
11647 2008-01-09 Richard Guenther <rguenther@suse.de>
11649 PR middle-end/34679
11650 * tree.c (host_integerp): Check for sizetype only if the
11651 type is an integer type.
11653 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
11656 * opts.c (decode_options): Disable inlining of functions called
11657 once if not in unit-at-a-time mode.
11659 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
11661 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
11663 2008-01-08 Richard Guenther <rguenther@suse.de>
11665 PR middle-end/31863
11666 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
11667 out early if the result will be unused.
11669 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
11674 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11675 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
11678 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
11680 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
11681 for vectorization tuned.
11683 2008-01-08 Richard Guenther <rguenther@suse.de>
11685 PR tree-optimization/34683
11686 * tree-ssa-operands.c (operand_build_cmp): Export.
11687 * tree-ssa-operands.h (operand_build_cmp): Declare.
11688 * tree-vn.c (vuses_compare): Remove.
11689 (sort_vuses): Use operand_build_cmp.
11690 (sort_vuses_heap): Likewise.
11691 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
11692 to re-use old VEC if available. Do not sort already sorted VUSEs.
11693 (vdefs_to_vec): Do not sort already sorted VDEFs.
11695 2008-01-08 Jakub Jelinek <jakub@redhat.com>
11697 PR middle-end/34694
11698 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
11700 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
11703 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
11704 limitations of reciprocal sequences on x86 targets.
11706 2008-01-08 Richard Guenther <rguenther@suse.de>
11708 PR tree-optimization/34683
11709 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
11711 2008-01-07 Jakub Jelinek <jakub@redhat.com>
11714 * config/darwin.c (darwin_mergeable_string_section): Don't use
11715 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
11717 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
11720 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
11721 negxf2. Macroize expander using X87MODEF mode iterator. Change
11722 predicates of op0 and op1 to register_operand.
11723 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
11724 expander using X87MODEF mode iterator. Change predicates of
11725 op0 and op1 to register_operand.
11726 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
11727 corresponding patterns and macroize using MODEF macro. Change
11728 predicates of op0 and op1 to register_operand and remove
11729 "m" constraint. Disparage "r" alternative with "!".
11730 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
11731 macroize using X87MODEF macro. Change predicates of op0 and op1
11732 to register_operand and remove "m" constraint. Disparage "r"
11733 alternative with "!".
11734 (absneg splitter with memory operands): Remove.
11735 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
11736 patterns and macroize using X87MODEF mode iterator.
11737 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
11738 Change predicate of op1 to register_operand.
11739 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
11740 for memory operands.
11742 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
11744 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
11746 2008-01-07 Richard Guenther <rguenther@suse.de>
11748 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
11751 2008-01-07 Richard Guenther <rguenther@suse.de>
11753 PR tree-optimization/34683
11754 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
11755 VOPs of the needed size to save memory. Use VEC_quick_push
11756 to save compile-time.
11757 (vdefs_to_vec): Likewise.
11759 2008-01-07 Sa Liu <saliu@de.ibm.com>
11761 * config/spu/spu.md (divdf3): Genetate inline code for double
11762 division. The implementation doesn't handle INF or NAN, therefore it
11763 only applies when -ffinite-math-only is given.
11765 2008-01-06 Paolo Carlini <pcarlini@suse.de>
11768 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
11769 * doc/cpp.texi ([Common Predefined Macros]): Document.
11771 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
11773 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
11774 order to use commutative addition instead of subtraction.
11776 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
11777 Mircea Namolaru <namolaru@il.ibm.com>
11778 Vladimir Yanovsky <yanov@il.ibm.com>
11779 Revital Eres <eres@il.ibm.com>
11781 PR tree-optimization/34263
11782 * tree-outof-ssa.c (process_single_block_loop_latch,
11783 contains_tree_r): New functions.
11784 (analyze_edges_for_bb): Call process_single_block_loop_latch
11785 function to empty single-basic-block latch block if possible.
11787 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11789 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
11791 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
11793 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
11795 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
11797 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
11799 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
11801 2008-01-05 Jakub Jelinek <jakub@redhat.com>
11803 PR tree-optimization/34618
11804 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
11807 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11810 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
11811 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
11812 Update copyright year.
11814 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
11815 Update copyright year.
11816 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
11819 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
11821 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
11822 edge does not point to current bb before changing need_assert.
11824 2008-01-04 Richard Guenther <rguenther@suse.de>
11826 PR middle-end/34029
11827 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
11828 for verifying purposes if they are is_gimple_min_invariant.
11830 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
11832 PR tree-optimization/34448
11833 PR tree-optimization/34465
11834 * gimplify.c (gimplify_init_constructor): Add new parameter
11835 notify_temp_creation. Use it.
11836 (gimplify_modify_expr_rhs): Take volatiles into account when
11837 optimizing constructors.
11838 Do not optimize constructors if gimplify_init_constructor will dump to
11840 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
11841 * gcc.c-torture/compile/pr34448.c: New.
11843 2008-01-04 Jakub Jelinek <jakub@redhat.com>
11845 PR gcov-profile/34609
11846 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
11847 return_slot if result is TREE_ADDRESSABLE.
11849 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
11851 * config/mips/mips.md (sqrt_condition): Tweak comment.
11852 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
11854 2008-01-03 Tom Tromey <tromey@redhat.com>
11857 * c-common.c (c_type_hash): Handle VLAs.
11859 2008-01-03 Jan Hubicka <jh@suse.cz>
11861 PR tree-optimization/31081
11862 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
11863 0 when inlining and not inlining to first basic block.
11864 (remap_decl): When var is initialized to 0, don't set default_def.
11865 (expand_call_inline): Set entry_bb.
11866 * tree-inline.h (copy_body_data): Add entry_bb.
11868 2008-01-03 Jakub Jelinek <jakub@redhat.com>
11871 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
11874 PR tree-optimization/29484
11875 * tree-inline.c (inline_forbidden_p_2): New function.
11876 (inline_forbidden_p): Disallow inlining if some static var
11877 has an address of a local LABEL_DECL in its initializer.
11878 * doc/extend.texi (Labels as Values): Document &&foo behaviour
11881 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
11883 PR tree-optimization/34635
11884 * tree-data-ref.c (add_other_self_distances): Make sure that the
11885 evolution step is constant.
11887 2008-01-03 Jakub Jelinek <jakub@redhat.com>
11889 PR middle-end/34608
11890 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
11892 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
11894 * tree-sra.c (scalarize_init): Insert the generate_element_init
11895 statements after the generate_element_zero statements.
11897 2008-01-02 Richard Guenther <rguenther@suse.de>
11899 PR middle-end/34093
11900 PR middle-end/31976
11901 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
11902 for very large number of operands instead of ICEing.
11904 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
11907 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
11908 while stack probing.
11910 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
11912 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
11915 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
11917 PR libmudflap/26442
11918 * tree-mudflap.c (mx_register_decls): Guard warning by
11919 !DECL_ARTIFICIAL check.
11921 2008-01-01 Jakub Jelinek <jakub@redhat.com>
11923 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
11924 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
11925 sse5_perm<mode>): Fix constraints.
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