1 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
3 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
5 2008-06-07 Joseph Myers <joseph@codesourcery.com>
7 * config.gcc (Obsolete configurations): Remove list of
9 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
10 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
11 targets matched by those patterns.
12 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
13 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
14 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
15 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
16 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
17 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
18 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
19 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
20 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
21 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
22 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
23 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
24 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
25 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
26 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
27 Make code for Solaris 7 and greater unconditional for Solaris.
28 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
29 Remove --with-* handling.
30 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
31 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
32 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
33 LINK_OS_WINDISS_SPEC): Remove.
34 * config/rs6000/sysv4.opt (mwindiss): Remove.
35 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
36 * configure: Regenerate.
37 * doc/cpp.texi: Don't mention BeOS.
38 * doc/extend.texi (interrupt): Don't mention MS1.
39 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
40 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
41 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
42 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
43 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
45 * doc/invoke.texi (MT Options): Remove.
47 (CRIS Options): Remove cris-axis-aout references.
48 (HPPA Options): Don't mention hppa1.1-*-pro.
49 * doc/md.texi: (MorphoTech family): Remove.
50 * libgcc2.c: Don't handle UWIN.
51 * config/alpha/t-unicosmk: Remove.
52 * config/alpha/unicosmk.h: Remove.
53 * config/arm/kaos-arm.h: Remove.
54 * config/arm/kaos-strongarm.h: Remove.
55 * config/arm/strongarm-coff.h: Remove.
56 * config/arm/strongarm-elf.h: Remove.
57 * config/arm/strongarm-pe.h: Remove.
58 * config/arm/t-strongarm-pe: Remove.
59 * config/arm/t-xscale-coff: Remove.
60 * config/arm/t-xscale-elf: Remove.
61 * config/arm/xscale-coff.h: Remove.
62 * config/arm/xscale-elf.h: Remove.
63 * config/chorus.h: Remove.
64 * config/cris/aout.h: Remove.
65 * config/cris/aout.opt: Remove.
66 * config/cris/t-aout: Remove.
67 * config/i386/beos-elf.h: Remove.
68 * config/i386/kaos-i386.h: Remove.
69 * config/i386/ptx4-i.h: Remove.
70 * config/i386/sco5.h: Remove.
71 * config/i386/sco5.opt: Remove.
72 * config/i386/sysv4-cpp.h: Remove.
73 * config/i386/sysv5.h: Remove.
74 * config/i386/t-beos: Remove.
75 * config/i386/t-sco5: Remove.
76 * config/i386/t-uwin: Remove.
77 * config/i386/uwin.asm: Remove.
78 * config/i386/uwin.h: Remove.
79 * config/kaos.h: Remove.
80 * config/mips/windiss.h: Remove.
81 * config/mt: Remove directory.
82 * config/pa/pa-osf.h: Remove.
83 * config/pa/pa-pro-end.h: Remove.
84 * config/pa/t-pro: Remove.
85 * config/ptx4.h: Remove.
86 * config/rs6000/beos.h: Remove.
87 * config/rs6000/kaos-ppc.h: Remove.
88 * config/rs6000/t-beos: Remove.
89 * config/rs6000/windiss.h: Remove.
90 * config/sh/kaos-sh.h: Remove.
91 * config/sol2-6.h: Remove.
92 * config/sparc/sol26-sld.h: Remove.
93 * config/sparc/sysv4-only.h: Remove.
94 * config/vax/bsd.h: Remove.
95 * config/vax/t-memfuncs: Remove.
96 * config/vax/ultrix.h: Remove.
97 * config/vax/vaxv.h: Remove.
98 * config/windiss.h: Remove.
100 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
102 PR rtl-optimization/36438
103 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
104 for vector shifts with constant scalar shift operands.
106 2008-06-06 Sandip Matte <sandip@rmicorp.com>
108 * doc/invoke.texi: Document -march=xlr.
109 * config/mips/xlr.md: New file.
110 * config/mips/mips.md: Include it.
112 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
113 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
114 (mips_rtx_cost_data): Likewise.
116 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
118 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
119 PRE_INC and PRE_DEC cases.
121 2008-06-06 Jakub Jelinek <jakub@redhat.com>
123 PR rtl-optimization/36419
124 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
125 the emitting jump insn.
128 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
129 is not bool, boolify the whole *expr_p and convert to the desired type.
131 2008-06-06 Jakub Jelinek <jakub@redhat.com>
133 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
134 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
135 Add omp_private_outer_ref hook, add another argument to
136 omp_clause_default_ctor hook.
137 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
138 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
139 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
140 hook_tree_tree_tree_tree_null.
141 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
142 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
143 * hooks.c (hook_tree_tree_tree_tree_null): New function.
144 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
145 * tree.def (OMP_TASK): New tree code.
146 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
147 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
148 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
149 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
150 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
151 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
152 OMP_CLAUSE_COLLAPSE_EXPR): Define.
153 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
154 (OMP_DIRECTIVE_P): Add OMP_TASK.
155 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
156 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
157 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
158 and OMP_CLAUSE_UNTIED entries.
159 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
161 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
162 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
163 * tree-pretty-print.c (dump_omp_clause): Handle
164 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
165 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
166 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
167 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
168 warning about unsigned iterators. Change decl/init/cond/incr
169 arguments to TREE_VECs, check arguments for all collapsed loops.
170 (c_finish_omp_taskwait): New function.
171 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
173 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
174 default_function_array_conversion on init. Add par_clauses argument.
175 If decl is present in parallel's lastprivate clause, change it to
176 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
177 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
178 collapse count in clauses.
179 (c_parser_omp_for, c_parser_omp_parallel): Adjust
180 c_parser_omp_for_loop callers.
181 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
182 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
183 (c_parser_omp_clause_name): Handle collapse and untied clauses.
184 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
186 (c_parser_omp_clause_schedule): Handle schedule(auto).
187 Include correct location in the error message.
188 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
189 and PRAGMA_OMP_CLAUSE_UNTIED.
190 (OMP_TASK_CLAUSE_MASK): Define.
191 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
192 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
193 * tree-nested.c (convert_nonlocal_omp_clauses,
194 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
195 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
196 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
197 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
199 (conver_nonlocal_reference, convert_local_reference,
200 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
201 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
202 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
203 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
204 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
205 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
206 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
207 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
208 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
210 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
211 * c-common.h (c_finish_omp_taskwait): New prototype.
212 * gimple-low.c (lower_stmt): Handle OMP_TASK.
213 * tree-parloops.c (create_parallel_loop): Create 1 entry
214 vectors for OMP_FOR_{INIT,COND,INCR}.
215 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
216 (make_edges): Handle OMP_TASK.
217 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
218 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
219 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
220 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
221 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
222 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
223 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
224 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
225 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
226 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
227 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
228 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
229 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
230 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
231 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
232 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
233 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
234 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
235 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
236 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
237 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
238 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
239 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
240 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
241 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
242 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
243 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
244 original iterator is present in lastprivate clause or if
245 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
246 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
247 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
248 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
249 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
250 if it is set, lookup var in outer contexts too. Handle
251 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
252 to be implicitly determined firstprivate for task regions.
253 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
254 if it is set, lookup var in outer contexts too. Set
255 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
256 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
257 OMP_CLAUSE_UNTIED. Take region_type as last argument
258 instead of in_parallel and in_combined_parallel.
259 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
261 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
262 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
263 (new_omp_context): Set default_kind to
264 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
265 (omp_region_type): New enum.
266 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
267 fields, add region_type.
268 (new_omp_context): Take region_type as argument instead of is_parallel
269 and is_combined_parallel.
270 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
271 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
272 ctx->is_combined_parallel checks.
273 (gimplify_omp_task): New function.
274 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
276 * omp-low.c (extract_omp_for_data): Use schedule(static)
277 for schedule(auto). Handle pointer and unsigned iterators.
278 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
279 Add loops argument. Extract data for collapsed OMP_FOR loops.
280 (expand_parallel_call): Assert sched_kind isn't auto,
281 map runtime schedule to index 3.
282 (struct omp_for_data_loop): New type.
283 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
284 Add loop, loops, collapse and iter_type fields.
285 (workshare_safe_to_combine_p): Disallow combined for if
286 iter_type is unsigned long long. Don't combine collapse > 1 loops
287 unless all bounds and steps are constant. Adjust extract_omp_for_data
289 (expand_omp_for_generic): Handle pointer, unsigned and long long
290 iterators. Handle collapsed OMP_FOR loops. Adjust
291 for struct omp_for_data changes. If libgomp function doesn't return
292 boolean_type_node, add comparison of the return value with 0.
293 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
294 pointer, unsigned and long long iterators. Adjust for struct
295 omp_for_data changes.
296 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
297 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
298 unsigned long long. Allocate loops array, pass it to
299 extract_omp_for_data. For collapse > 1 loops use always
300 expand_omp_for_generic.
301 (omp_context): Add sfield_map and srecord_type fields.
302 (is_task_ctx, lookup_sfield): New functions.
303 (use_pointer_for_field): Use is_task_ctx helper. Change first
304 argument's type from const_tree to tree. Clarify comment.
305 In OMP_TASK disallow copy-in/out sharing.
306 (build_sender_ref): Call lookup_sfield instead of lookup_field.
307 (install_var_field): Add mask argument. Populate both record_type
308 and srecord_type if needed.
309 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
311 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
312 and DECL_FIELD_OFFSET.
313 (scan_sharing_clauses): Adjust install_var_field callers. For
314 firstprivate clauses on explicit tasks allocate the var by value in
315 record_type unconditionally, rather than by reference.
316 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
317 Use is_taskreg_ctx instead of is_parallel_ctx.
318 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
319 (create_omp_child_function_name): Add task_copy argument, use
320 *_omp_cpyfn* names if it is true.
321 (create_omp_child_function): Add task_copy argument, if true create
322 *_omp_cpyfn* helper function.
323 (scan_omp_parallel): Adjust create_omp_child_function callers.
324 Rename parallel_nesting_level to taskreg_nesting_level.
325 (scan_omp_task): New function.
326 (lower_rec_input_clauses): Don't run constructors for firstprivate
327 explicit task vars which are initialized by *_omp_cpyfn*.
328 Pass outer var ref to omp_clause_default_ctor hook if
329 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
330 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
331 OMP_CLAUSE_REDUCTION_INIT.
332 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
333 avoid duplicate setting of fields. Handle
334 OMP_CLAUSE_PRIVATE_OUTER_REF.
335 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
336 copy-out if TREE_READONLY, only copy-in.
337 (expand_task_copyfn): New function.
338 (expand_task_call): New function.
339 (struct omp_taskcopy_context): New type.
340 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
342 (lower_omp_parallel): Rename to...
343 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
344 Call create_task_copyfn if srecord_type is needed. Adjust
346 (task_shared_vars): New variable.
347 (check_omp_nesting_restrictions): Warn if work-sharing,
348 barrier, master or ordered region is closely nested inside OMP_TASK.
349 Add warnings for barrier if closely nested inside of work-sharing,
350 ordered, or master region.
351 (scan_omp_1): Call check_omp_nesting_restrictions even for
352 GOMP_barrier calls. Rename parallel_nesting_level to
353 taskreg_nesting_level. Handle OMP_TASK.
354 (lower_lastprivate_clauses): Even if some lastprivate is found on a
355 work-sharing construct, continue looking for them on parent parallel
357 (lower_omp_for_lastprivate): Add lastprivate clauses
358 to the beginning of dlist rather than end. Adjust for struct
359 omp_for_data changes.
360 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
361 not after it. Handle collapsed OMP_FOR loops, adjust for
362 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
363 (get_ws_args_for): Adjust extract_omp_for_data caller.
364 (scan_omp_for): Handle collapsed OMP_FOR
365 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
366 (lower_omp_single_simple): If libgomp function doesn't return
367 boolean_type_node, add comparison of the return value with 0.
368 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
369 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
370 (parallel_nesting_level): Rename to...
371 (taskreg_nesting_level): ... this.
372 (is_taskreg_ctx): New function.
373 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
375 (execute_lower_omp): Rename parallel_nesting_level to
376 taskreg_nesting_level.
377 (expand_omp_parallel): Rename to...
378 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
379 Call omp_task_call for OMP_TASK regions.
380 (expand_omp): Adjust caller, handle OMP_TASK.
381 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
383 * bitmap.c (bitmap_default_obstack_depth): New variable.
384 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
385 if argument is NULL and bitmap_default_obstack is already initialized.
386 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
388 * matrix-reorg.c (matrix_reorg): Likewise.
390 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
392 * config/i386/i386.md (*indirect_jump): Macroize using P
393 mode iterator. Remove !TARGET_64BIT from insn constraints.
394 (*tablejump_1): Ditto.
395 (*indirect_jump_rex64): Remove insn pattern.
396 (*tablejump_1_rex64): Ditto.
397 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
398 and eh_return_si insn patterns.
400 2008-06-06 Richard Guenther <rguenther@suse.de>
402 * tree-ssa-structalias.c (merge_smts_into): Remove.
403 (find_what_p_points_to): Do not bother to compute the
404 points-to set for pt_anything pointers.
405 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
406 for pt_anything pointers is ok.
408 2008-06-06 Jan Hubicka <jh@suse.cz>
410 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
412 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
414 * cgraph.c: Fix typos in comments.
415 (cgraph_availability_names): Fix string typo.
416 * fold-const.c: Fix typos in comments.
417 (fold_binary): Fix typo in warning.
418 * genautomata.c: Fix typos in comments.
419 (check_presence_pattern_sets): Fix typo in local variable.
420 (output_description): Fix typo in output.
421 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
423 * matrix-reorg.c (check_allocation_function): Likewise.
424 * omega.c (smooth_weird_equations): Likewise.
425 * auto-inc-dec.c: Fix typos in comments.
426 * bb-reorder.c: Likewise.
427 * builtins.c: Likewise.
428 * c-common.c: Likewise.
429 * c-cppbuiltin.c: Likewise.
430 * c-parser.c: Likewise.
431 * c-pretty-print.c: Likewise.
432 * cfgcleanup.c: Likewise.
433 * cfgexpand.c: Likewise.
434 * cfghooks.c: Likewise.
435 * cfglayout.c: Likewise.
436 * cfgloopmanip.c: Likewise.
437 * cgraphunit.c: Likewise.
438 * coverage.c: Likewise.
439 * dbxout.c: Likewise.
440 * df-byte-scan.c: Likewise.
441 * df-core.c: Likewise.
442 * df-problems.c: Likewise.
443 * df-scan.c: Likewise.
445 * dominance.c: Likewise.
446 * domwalk.c: Likewise.
448 * dwarf2out.c: Likewise.
449 * emit-rtl.c: Likewise.
450 * et-forest.c: Likewise.
451 * function.c: Likewise.
452 * function.h: Likewise.
454 * gcov-io.c: Likewise.
457 * genattrtab.c: Likewise.
458 * ggc-page.c: Likewise.
459 * gimplify.c: Likewise.
460 * gthr-lynx.h: Likewise.
461 * haifa-sched.c: Likewise.
462 * ipa-cp.c: Likewise.
463 * ipa-inline.c: Likewise.
464 * ipa-prop.h: Likewise.
465 * ipa-pure-const.c: Likewise.
466 * ipa-struct-reorg.c: Likewise.
467 * ipa-struct-reorg.h: Likewise.
468 * ipa-type-escape.c: Likewise.
470 * loop-doloop.c: Likewise.
471 * mips-tfile.c: Likewise.
472 * mkmap-flat.awk: Likewise.
473 * mkmap-symver.awk: Likewise.
474 * modulo-sched.c: Likewise.
475 * omp-low.c: Likewise.
476 * optabs.c: Likewise.
477 * optabs.h: Likewise.
479 * passes.c: Likewise.
480 * postreload-gcse.c: Likewise.
481 * postreload.c: Likewise.
482 * predict.c: Likewise.
483 * pretty-print.h: Likewise.
484 * profile.c: Likewise.
485 * protoize.c: Likewise.
486 * ra-conflict.c: Likewise.
489 * regclass.c: Likewise.
491 * reload.c: Likewise.
492 * rtl-error.c: Likewise.
493 * rtlanal.c: Likewise.
495 * sched-rgn.c: Likewise.
498 * target.h: Likewise.
499 * tree-dfa.c: Likewise.
500 * tree-eh.c: Likewise.
501 * tree-flow-inline.h: Likewise.
502 * tree-inline.c: Likewise.
503 * tree-into-ssa.c: Likewise.
504 * tree-loop-distribution.c: Likewise.
505 * tree-nested.c: Likewise.
506 * tree-parloops.c: Likewise.
507 * tree-pass.h: Likewise.
508 * tree-pretty-print.c: Likewise.
509 * tree-profile.c: Likewise.
510 * tree-scalar-evolution.c: Likewise.
511 * tree-sra.c: Likewise.
512 * tree-ssa-alias-warnings.c: Likewise.
513 * tree-ssa-ccp.c: Likewise.
514 * tree-ssa-coalesce.c: Likewise.
515 * tree-ssa-dom.c: Likewise.
516 * tree-ssa-dse.c: Likewise.
517 * tree-ssa-forwprop.c: Likewise.
518 * tree-ssa-live.c: Likewise.
519 * tree-ssa-live.h: Likewise.
520 * tree-ssa-loop-im.c: Likewise.
521 * tree-ssa-loop-ivopts.c: Likewise.
522 * tree-ssa-loop-niter.c: Likewise.
523 * tree-ssa-loop-prefetch.c: Likewise.
524 * tree-ssa-phiopt.c: Likewise.
525 * tree-ssa-phiprop.c: Likewise.
526 * tree-ssa-sccvn.c: Likewise.
527 * tree-ssa-ter.c: Likewise.
528 * tree-ssa-threadupdate.c: Likewise.
529 * tree-ssa.c: Likewise.
530 * tree-vect-analyze.c: Likewise.
531 * tree-vect-transform.c: Likewise.
532 * tree-vectorizer.c: Likewise.
533 * tree-vn.c: Likewise.
534 * tree-vrp.c: Likewise.
536 * tree.def: Likewise.
538 * unwind-dw2-fde.c: Likewise.
539 * unwind.inc: Likewise.
540 * value-prof.c: Likewise.
541 * vmsdbgout.c: Likewise.
543 2008-06-05 David Edelsohn <edelsohn@gnu.org>
545 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
546 always place FP constants in the TOC for TARGET_POWERPC64.
547 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
549 2008-06-05 Joseph Myers <joseph@codesourcery.com>
551 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
552 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
553 enable for TARGET_E500_DOUBLE.
554 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
555 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
556 floating-point modes like integer modes for E500 double.
557 (rs6000_legitimate_offset_address_p): Likewise.
558 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
559 addressing for DDmode for E500 double.
560 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
561 modes as using 64-bits of registers for E500 double.
562 (spe_build_register_parallel): Do not handle DDmode or TDmode.
563 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
564 specially for E500 double.
565 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
566 TDmode for E500 double.
567 (rs6000_gimplify_va_arg): Only handle SDmode in registers
568 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
569 (rs6000_split_multireg_move): Do not handle TDmode specially for
571 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
572 using 64-bit registers for E500 double.
573 (emit_frame_save): Do not handle DDmode specially for E500 double.
574 (gen_frame_mem_offset): Likewise.
575 (rs6000_function_value): Do not call spe_build_register_parallel
576 for DDmode or TDmode.
577 (rs6000_libcall_value): Likewise.
578 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
579 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
582 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
584 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
587 2008-06-04 Junjie Gu <jgu@tensilica.com>
589 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
590 comparison for frame pointers.
592 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
595 * config/avr/avr.h (PUSH_ROUNDING): Remove.
597 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
600 * builtins.c (expand_builtin_signbit): Don't take lowpart when
601 register is already smaller or equal to required mode.
603 2008-06-04 Xinliang David Li <davidxl@google.com>
605 * tree-call-cdce.c: New file.
606 (cond_dead_built_in_calls): New static variable.
607 (input_domain): New struct.
608 (check_pow): New function.
609 (check_builtin_call): Ditto.
610 (check_target_format): Ditto.
611 (is_call_dce_candidate): Ditto.
612 (gen_one_condition): Ditto.
613 (gen_conditions_for_domain): Ditto.
615 (gen_conditions_for_pow_cst_base): Ditto.
616 (gen_conditions_for_pow_int_base): Ditto.
617 (gen_conditions_for_pow): Ditto.
618 (get_no_error_domain): Ditto.
619 (gen_shrink_wrap_conditions): Ditto.
620 (shrink_wrap_one_built_in_call): Ditto.
621 (shink_wrap_conditional_dead_built_in_calls): Ditto.
622 (tree_call_cdce): Ditto.
623 (gate_call_cdce): Ditto.
624 (pass_call_cdce): New gimple pass.
625 * passes.c: (init_optimization_passes): New pass.
626 * tree-pass.h: New pass declaration.
627 * opts.c (decode_options): New flag setting.
628 * common.opt: Add -ftree-builtin-call-dce flag.
629 * Makefile.in: Add new source file.
630 * tempvar.def: New tv_id.
631 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
633 2008-06-04 Richard Guenther <rguenther@suse.de>
635 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
636 (is_call_clobbered): Always check var_ann->call_clobbered.
637 (mark_call_clobbered): Always set var_ann->call_clobbered.
638 (clear_call_clobbered): Always clear var_ann->call_clobbered.
639 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
640 (reset_alias_info): Clear call clobbering info on MTAGs and
642 (set_pt_anything): Set pt_global_mem.
643 (create_tag_raw): Adjust comment.
644 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
646 2008-06-04 Joseph Myers <joseph@codesourcery.com>
647 Maxim Kuvyrkov <maxim@codesourcery.com>
649 * config/m68k/m68k.opt (mxgot): New option.
650 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
651 (m68k_output_addr_const_extra): New.
652 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
653 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
654 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
655 * doc/invoke.texi (M680x0 Options): Document -mxgot.
657 2008-06-04 Richard Guenther <rguenther@suse.de>
659 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
660 negative or non-representable offsets.
662 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
664 * config/i386/i386.c (ix86_gen_leave): New.
665 (ix86_gen_pop1): Likewise.
666 (ix86_gen_add3): Likewise.
667 (ix86_gen_sub3): Likewise.
668 (ix86_gen_sub3_carry): Likewise.
669 (ix86_gen_one_cmpl2): Likewise.
670 (ix86_gen_monitor): Likewise.
671 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
672 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
673 ix86_gen_one_cmpl2 and ix86_gen_monitor.
674 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
675 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
676 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
677 (ix86_expand_epilogue): Updated.
678 (print_operand): Handle integer register operand for 'z'.
679 (ix86_expand_strlensi_unroll_1): Likewise.
680 (ix86_expand_strlen): Likewise.
681 (ix86_expand_builtin): Likewise.
682 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
683 mov{q}/mov{l} and add{q}/add{l}.
685 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
687 * config/i386/i386.md (P): New mode iterator.
688 (SFmode push_operand splitter): Macroize DImode and SImode pushes
689 using P mode iterator.
690 (DFmode push_operand splitter): Ditto.
691 (XFmode push_operand splitter): Ditto.
692 (DFmode float_extend SFmode push_operand splitter): Ditto.
693 (XFmode float_extend SFmode push_operand splitter): Do not generate
694 SImode pushes for 64bit target. Macroize Dimode and SImode
695 pushes using P mode iterator.
696 (XFmode float_extend DFmode push_operand splitter): Ditto.
698 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
700 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
701 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
702 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
704 (ix86_call_abi_override): Remove check for call_used_regs.
706 2008-06-03 Richard Guenther <rguenther@suse.de>
708 * tree-ssa-structalias.c (find_func_aliases): Add constraints
709 for the lhs of calls if the return type contains pointers.
711 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
713 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
714 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
715 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
716 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
717 of cfun and DEFAULT_ABI to deceide abi mode.
719 (REG_PARM_STACK_SPACE): Removed.
720 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
721 (STACK_BOUNDARY): Use default target to deceide stack boundary.
722 * config/i386/i386-protos.h (ix86_cfun_abi): New.
723 (ix86_function_abi): Likewise.
724 (ix86_function_type_abi): Likewise.
725 (ix86_call_abi_override): Likewise.
726 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
727 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
728 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
729 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
731 (X86_64_REGPARM_MAX): New.
732 (X86_64_SSE_REGPARM_MAX): New.
733 (X64_REGPARM_MAX): New.
734 (X64_SSE_REGPARM_MAX): New.
735 (X86_32_REGPARM_MAX): New.
736 (X86_32_SSE_REGPARM_MAX): New.
737 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
738 (ix86_function_regparm): Handle user calling abi.
739 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
740 by DEFAULT_ABI versus SYSV_ABI check.
741 (ix86_reg_parm_stack_space): New.
742 (ix86_function_type_abi): New.
743 (ix86_call_abi_override): New.
744 (ix86_function_abi): New.
745 (ix86_cfun_abi): New.
746 (init_cumulative_args): Call abi specific initialization.
747 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
748 (function_arg_64): Extend SSE_REGPARM_MAX check.
749 (function_arg (): Remove TARGET_64BIT_MS_ABI.
750 (ix86_pass_by_reference): Likewise.
751 (ix86_function_value_regno_p): Likewise.
752 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
753 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
754 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
755 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
756 (setup_incoming_varargs_64): Adjust regparm for call abi.
757 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
758 (ix86_va_start): Likewise.
759 (ix86_gimplify_va_arg): Likewise.
760 (ix86_expand_prologue): Likewise.
761 (output_pic_addr_const): Likewise.
762 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
763 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
764 (x86_output_mi_thunk): Likewise.
765 (x86_function_profiler): Likewise.
766 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
767 (SYSV_ABI, MS_ABI): New constants.
769 (init_regs): Add prototype of function in regclass.c file.
770 (OVERRIDE_ABI_FORMAT): New.
771 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
772 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
773 (OUTGOING_REG_PARM_STACK_SPACE): New.
774 (ix86_reg_parm_stack_space): New prototype.
775 (CUMULATIVE_ARGS): Add call_abi member.
776 (machine_function): Add call_abi member.
777 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
778 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
780 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
783 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
784 (avr_builtin_setjmp_frame_value): New function.
785 * config/avr/avr.md (nonlocal_goto_receiver): Define.
786 (nonlocal_goto): Define.
788 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
790 * config/mips/mips.c (mips_emit_loadgp): Return early if
791 there is nothing do to, otherwise emit a blockage if
792 !TARGET_EXPLICIT_RELOCS || crtl->profile.
793 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
795 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
797 * configure.ac: Drop unneeded backslash ending up in config.in.
798 * acinclude.m4: Likewise.
799 * config.in: Regenerate.
801 2008-05-26 Jan Hubicka <jh@suse.cz>
803 * predict.c (maybe_hot_frequency_p): Break out of...
804 (maybe_hot_bb_p): ... here.
805 (maybe_hot_edge_p): New.
806 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
807 * basic-block.h (maybe_hot_edge_p): Declare.
809 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
811 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
812 (*cmpfp_<mode>_cc): Ditto.
813 (*fp_jcc_8<mode>_387): Ditto.
814 (*fop_<MODEF:mode>_2_i387): Ditto.
815 (*fop_<MODEF:mode>_3_i387): Ditto.
816 (*fop_xf_2_i387): Ditto.
817 (*fop_xf_3_i387): Ditto.
819 2008-06-02 Tomas Bily <tbily@suse.cz>
821 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
823 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
825 * config/mips/mips.c (mips_valid_offset_p): New function.
826 (mips_valid_lo_sum_p): Likewise.
827 (mips_classify_address): Use them.
828 (mips_force_address): New function.
829 (mips_legitimize_address): Use it.
830 * config/mips/mips.md (MOVE128): New mode iterator.
831 (movtf): Require TARGET_64BIT. Remove empty strings.
832 (*movtf_internal): Rename to...
833 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
834 of "R" and use {,fp}{load,store} attributes instead of "multi".
835 Use a separate define_split.
836 (*movtf_mips16): New pattern.
838 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
840 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
841 * config/mips/mips.c (mips_expand_before_return): New function.
842 (mips_expand_epilogue): Call it.
843 * config/mips/mips.md (return): Turn into a define_expand.
846 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
848 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
849 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
850 functions. Do not emit uses and clobbers of CONCATs; individually
851 use and clobber their operands.
852 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
853 gen_clobber, emit_use and gen_use.
854 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
855 (expand_builtin_return): Likewise.
856 * cfgbuild.c (count_basic_blocks): Likewise.
857 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
858 * explow.c (emit_stack_restore): Likewise.
859 * expmed.c (extract_bit_field_1): Likewise.
860 * expr.c (convert_move, emit_move_complex_parts): Likewise.
861 (emit_move_multi_word, store_constructor): Likewise.
862 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
863 (thread_prologue_and_epilogue_insns): Likewise.
864 * lower-subreg.c (resolve_simple_move): Likewise.
865 * optabs.c (widen_operand, expand_binop): Likewise.
866 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
867 * reload.c (find_reloads): Likewise.
868 * reload1.c (eliminate_regs_in_insn): Likewise.
869 * stmt.c (expand_nl_goto_receiver): Likewise.
870 * config/alpha/alpha.md (builtin_longjmp): Likewise.
871 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
872 * config/arm/arm.c (arm_load_pic_register): Likewise.
873 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
874 * config/arm/arm.md (untyped_return): Likewise.
875 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
876 * config/avr/avr.c (expand_prologue): Likewise.
877 * config/bfin/bfin.c (do_unlink): Likewise.
878 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
879 * config/cris/cris.c (cris_expand_prologue): Likewise.
880 * config/darwin.c (machopic_indirect_data_reference): Likewise.
881 (machopic_legitimize_pic_address): Likewise.
882 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
883 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
884 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
885 (ix86_expand_convert_uns_didf_sse): Likewise.
886 (ix86_expand_vector_init_general): Likewise.
887 * config/ia64/ia64.md (eh_epilogue): Likewise.
888 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
889 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
890 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
891 (config/iq2000/iq2000.c): Likewise.
892 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
893 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
894 (builtin_longjmp): Likewise.
895 * config/mn10300/mn10300.md (call, call_value): Likewise.
896 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
897 * config/pdp11/pdp11.md (abshi2): Likewise.
898 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
899 * config/s390/s390.c (s390_emit_prologue): Likewise.
900 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
901 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
902 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
903 * config/sh/sh.c (prepare_move_operands): Likewise.
904 (output_stack_adjust, sh_expand_epilogue): Likewise.
905 (sh_set_return_address, sh_expand_t_scc): Likewise.
906 * config/sparc/sparc.c (load_pic_register): Likewise.
907 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
908 * config/spu/spu.c (spu_expand_epilogue): Likewise.
909 * config/v850/v850.c (expand_epilogue): Likewise.
911 2008-05-31 Anatoly Sokolov <aesok@post.ru>
913 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
914 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
915 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
916 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
917 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
918 stack pointer register.
919 (output_movhi): Remove code for interrupt specific writing to the
920 stack pointer register.
922 2008-05-31 Richard Guenther <rguenther@suse.de>
924 PR tree-optimization/34244
925 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
926 (tree_expr_nonzero_warnv_p): Likewise.
927 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
928 ssa_name_nonnegative_p.
929 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
930 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
931 not tree_expr_nonzero_warnv_p.
933 PR tree-optimization/36262
935 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
937 PR tree-optimization/34244
938 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
939 (record_numbers_of_iterations): New function.
940 (execute_vrp): Cache the numbers of iterations of loops.
941 * tree-scalar-evolution.c (scev_reset_except_niters):
943 (scev_reset): Use scev_reset_except_niters.
944 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
946 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
948 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
949 __WORKAROUND_RETS when appropriate.
951 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
953 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
954 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
956 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
957 *fop_df_comm_sse insn patterns using MODEF mode iterator.
958 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
959 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
960 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
961 *fop_df_1_mixed insn patterns using MODEF mode iterator.
962 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
963 *fop_df_1_sse insn patterns using MODEF mode iterator.
964 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
965 *fop_df_1_i387 insn patterns using MODEF mode iterator.
966 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
967 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
968 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
969 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
970 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
971 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
972 (*fop_xf_4_i387): Use <MODE> for mode attribute.
973 (*fop_xf_5_i387): Ditto.
974 (*fop_xf_6_i387): Ditto.
976 2008-05-30 Richard Guenther <rguenther@suse.de>
978 * builtins.c (build_string_literal): Avoid generating
979 a non-gimple_val result.
981 2008-05-30 DJ Delorie <dj@redhat.com>
983 * exec-tool.in: Use an environment variable (private) instead of a
984 file (shared) as a semaphore, so as to not break parallel builds.
986 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
988 * optabs.c (maybe_encapsulate_block): Remove.
989 (emit_libcall_block): Adjust accordingly.
990 * optabs.h (maybe_encapsulate_block): Remove prototype.
992 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
993 Don't use maybe_encapsulate_block.
995 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
997 * config/rs6000/rs6000.c (rs6000_legitimize_address,
998 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
999 rtx is a SYMBOL_REF before calling get_pool_constant.
1001 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
1003 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
1005 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
1007 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
1008 rather than OS names to choose INO_T_EQ definition.
1009 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
1010 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
1012 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
1015 * config/darwin-f.c: New.
1016 * config/t-darwin: Added rule to build darwin-f.o.
1017 * config.gcc: Defined new variable, fortran_target_objs.
1018 (*-*-darwin*): Set fortran_target_objs.
1019 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
1020 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
1021 * configure: Regenerated.
1023 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
1026 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
1027 canonical type if needed.
1029 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
1031 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
1033 2008-05-29 Richard Guenther <rguenther@suse.de>
1035 PR tree-optimization/36343
1036 PR tree-optimization/36346
1037 PR tree-optimization/36347
1038 * tree-flow.h (clobber_what_p_points_to): Declare.
1039 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
1040 pointed-to variable is dereferenced is irrelevant to whether
1041 the pointer can access the pointed-to variable.
1042 (clobber_what_p_points_to): New function.
1043 * tree-ssa-alias.c (set_initial_properties): Use it.
1044 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
1045 call clobber check for NMTs.
1047 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1049 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
1050 for printing gcov_type.
1052 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1054 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
1055 and the eh region information.
1056 * value-prof.c (gimple_move_stmt_histograms): New function.
1057 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
1059 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
1061 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
1063 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1065 * value-prof.c (tree_ic_transform): Print counts.
1066 * tree-profile.c (tree_gen_ic_func_profiler):
1067 Clear __gcov_indreict_call_callee variable to avoid misattribution
1070 2008-05-28 Rafael Espindola <espindola@google.com>
1072 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
1075 2008-05-28 Richard Guenther <rguenther@suse.de>
1077 PR tree-optimization/36339
1078 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
1079 and clobbering code out of the loop.
1081 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1083 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
1086 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
1087 s390_contiguous_bitmask_p, s390_symref_operand_p,
1088 s390_check_symref_alignment, s390_reload_larl_operand,
1089 s390_reload_symref_address): New functions.
1090 (s390_branch_condition_mnemonic): Support compare and branch
1092 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
1093 and 'W' constraints.
1094 (s390_secondary_reload): Add secondary reloads for unaligned
1095 symbol refs or symbol refs to floating point or QI/TI mode
1097 (legitimate_address_p): Accept symbol references as addresses.
1098 (s390_expand_insv): Use rotate and insert selected bits
1099 instruction for insv when building for z10.
1100 (print_operand_address): Handle symbol ref addresses.
1101 (print_operand): Output modifier 'c' added for signed byte values.
1102 (s390_encode_section_info): Mark symbol refs with
1103 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
1105 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
1106 (length attribute): RRF, RRR have 4 byte length.
1107 (FPALL, INTALL): New mode iterators added.
1108 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
1109 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
1110 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
1111 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
1112 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
1113 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
1114 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
1115 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
1117 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
1118 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
1119 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
1120 reload<INTALL:mode><P:mode>_toreg_z10,
1121 reload<FPALL:mode><P:mode>_tomem_z10,
1122 reload<FPALL:mode><P:mode>_toreg_z10,
1123 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
1124 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
1125 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
1126 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
1128 (movmem, clrmem, cmpmem): New splitters added.
1130 * config/s390/predicates.md (larl_operand): Use
1131 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
1132 SYMBOL_REF_ALIGN1_P.
1133 (s390_signed_integer_comparison,
1134 s390_unsigned_integer_comparison): New predicates.
1136 * config/s390/s390-protos.h (s390_check_symref_alignment,
1137 s390_contiguous_bitmask_p, s390_reload_larl_operand,
1138 s390_reload_symref_address,
1139 s390_compare_and_branch_condition_mask): Prototypes added.
1141 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
1142 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
1143 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
1145 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1147 * config/s390/s390.c (z10_cost): New cost function for z10.
1148 (s390_handle_arch_option, override_options): Support -march=z10 switch.
1149 (s390_issue_rate): Adjust issue rate for z10.
1150 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
1151 (processor_flags): Add PF_Z10.
1152 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
1153 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
1154 * gcc/config.gcc: Add z10.
1156 2008-05-28 Richard Guenther <rguenther@suse.de>
1158 PR tree-optimization/36291
1159 * tree-flow. h (struct gimple_df): Remove var_anns member.
1160 * tree-flow-inline.h (gimple_var_anns): Remove.
1161 (var_ann): Simplify.
1162 * tree-dfa.c (create_var_ann): Simplify.
1163 (remove_referenced_var): Clear alias info from var_anns of globals.
1164 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
1165 (delete_tree_ssa): Clear alias info from var_anns of globals.
1166 Do not free var_anns.
1167 (var_ann_eq): Remove.
1168 (var_ann_hash): Likewise.
1170 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
1172 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
1173 and loongson2f entries.
1174 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
1175 * config/mips/mips.h (processor_type): Add Loongson-2E
1176 and Loongson-2F entries.
1177 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
1178 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
1179 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
1180 * doc/invoke.texi (MIPS Options): Document loongson2e
1181 and loongson2f processor names.
1183 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1187 * config/i386/i386.c (ix86_function_arg_boundary): Use
1188 alignment of canonical type.
1189 (ix86_expand_vector_move): Check unaligned memory access for
1192 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1194 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
1195 Moved to the front of file.
1197 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
1198 H.J. Lu <hongjiu.lu@intel.com>
1200 * dwarf2out.c (current_fde): New.
1202 (lookup_cfa:): Likewise.
1203 (dwarf2out_end_epilogue): Likewise.
1204 (dwarf2out_note_section_used): Likewise.
1206 2008-05-27 Michael Matz <matz@suse.de>
1209 * c.opt (Wenum-compare): New warning option.
1210 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
1212 2008-05-27 Michael Matz <matz@suse.de>
1215 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
1217 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
1218 into memory as tail calls.
1220 2008-05-27 Richard Guenther <rguenther@suse.de>
1222 PR tree-optimization/36339
1223 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
1224 pointers cause all addressable variables to be call clobbered.
1226 2008-05-27 Richard Guenther <rguenther@suse.de>
1228 PR tree-optimization/36245
1229 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
1231 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1233 * config/s390/s390.md: Replace all occurences of the 'm'
1234 constraint with 'RT'.
1236 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1238 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
1240 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
1242 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
1243 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
1244 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
1246 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1248 * reload.c: (find_reloads): Skip alternatives according to the
1249 "enabled" attribute. Constify the constraint variable.
1250 * recog.c (get_attr_enabled): Add default implementation.
1251 (extract_insn): Set the alternative_enabled_p array
1252 in the recog_data struct.
1253 (preprocess_constraints, constrain_operands): Skip
1254 alternatives according to the "enabled" attribute
1255 * recog.h (struct recog_data): New field alternative_enabled_p.
1256 (skip_alternative): New inline function.
1257 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
1258 (record_reg_classes): Skip alternative according to the
1259 "enabled" attribute.
1261 * doc/md.texi: Add documention for the "enabled" attribute.
1263 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1265 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
1266 * postreload.c (reload_cse_simplify_operands): Replace 'm'
1267 constraint with TARGET_MEM_CONSTRAINT.
1268 * recog.c (asm_operand_ok, preprocess_constraints,
1269 constrain_operands): Likewise.
1270 * regclass.c (record_reg_classes): Likewise.
1271 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
1272 * reload1.c (maybe_fix_stack_asms): Likewise.
1273 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
1274 * recog.h: Adjust comment.
1275 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
1276 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
1277 * doc/md.texi: Add a note to description of 'm' constraint.
1278 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
1280 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
1282 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
1283 that the bitfield is of integral type before testing its precision.
1285 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1286 Sa Liu <saliu@de.ibm.com>
1288 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
1289 __modti3, __udivti3, __umodti3 and __udivmodti4.
1290 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
1291 that implement TImode mul and div functions.
1292 * config/spu/multi3.c: New. Implement __multi3.
1293 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
1294 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
1297 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
1299 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
1300 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
1301 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
1302 tls_sysv_suffix): New mode and mode attribute iterators.
1303 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
1304 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
1305 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
1306 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
1307 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
1310 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
1312 PR tree-optimization/36329
1313 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
1314 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
1315 * cgraphbuild.c (initialize_inline_failed): Use the latter
1316 macro in lieu of the former.
1317 * ipa-inline.c (cgraph_mark_inline): Likewise.
1318 (cgraph_decide_inlining_of_small_function): Likewise.
1319 (cgraph_decide_inlining): Likewise.
1320 (cgraph_decide_inlining_incrementally): Likewise.
1322 2008-05-26 Tristan Gingold <gingold@adacore.com>
1323 Anatoly Sokolov <aesok@post.ru>
1325 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
1326 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
1327 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
1328 optimization for 'avr6' architecture.
1330 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
1333 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
1335 2008-05-26 Richard Guenther <rguenther@suse.de>
1337 * tree-ssa-sccvn.c (expr_has_constants): Declare.
1338 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
1340 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
1343 * caller-save.c (insert_restore): Verify alignment of spill space.
1344 (insert_save): Likewise.
1345 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
1346 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
1347 (STACK_SLOT_ALIGNMENT): Likewise.
1348 * function.c (LOCAL_ALIGNMENT): Removed.
1349 (get_stack_local_alignment): New.
1350 (assign_stack_local): Use it. Set alignment on stack slot.
1351 (assign_stack_temp_for_type): Use get_stack_local_alignment.
1352 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
1353 (STACK_SLOT_ALIGNMENT): New.
1354 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
1355 stack slot in XFmode.
1357 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
1359 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
1362 * config/i386/i386.md (allocate_stack_worker_64): Make sure
1363 argument operand in rax isn't removed.
1365 2008-05-26 Richard Guenther <rguenther@suse.de>
1368 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
1369 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
1371 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1374 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
1376 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
1378 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
1379 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
1381 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
1383 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
1384 build a trampoline if we don't want one.
1385 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
1386 return zero for nested functions if we don't want a trampoline.
1388 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1390 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
1392 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1395 * c.opt: Removed undocumented option '-lang-fortran'.
1396 * c-common.h: Removed global variable 'lang_fortran'.
1397 * c-opts.c (c_common_handle_option): Removed code to handle
1398 option '-lang-fortran'. Updated includes.
1399 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
1400 definition of '__GFORTRAN__'.
1401 (define__GNUC__): Reimplemented to use BASEVER and
1402 cpp_define_formatted.
1403 (builtin_define_with_value_n): Removed.
1404 * c-incpath.h: Renamed to ...
1405 * incpath.h: ... this.
1406 * c-incpath.c: Renamed to ...
1407 * incpath.c: ... this. Updated includes.
1408 * fix-header.c: Updated includes.
1409 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
1410 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
1411 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
1413 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
1415 * tree.h: Update the table of flags used on tree nodes.
1416 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
1417 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
1418 (FORCED_LABEL): Add access check.
1419 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
1420 (ASM_INPUT_P): Likewise.
1421 (ASM_VOLATILE_P): Likewise.
1422 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
1423 (OMP_SECTION_LAST): Access private_flag directly.
1424 (OMP_RETURN_NOWAIT): Likewise.
1425 (OMP_PARALLEL_COMBINED): Likewise.
1426 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
1427 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
1428 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
1429 deprecated_flag directly.
1431 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
1433 * final.c (frame_pointer_needed): Removed.
1434 * flags.h (frame_pointer_needed): Likewise.
1436 * function.h (rtl_data): Add frame_pointer_needed.
1437 (frame_pointer_needed): New.
1439 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
1441 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
1443 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
1445 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
1448 2008-05-25 Alan Modra <amodra@bigpond.net.au>
1450 * c-common.c (strip_array_types): Move function to..
1452 (get_inner_array_type): Delete.
1453 * c-common.h (strip_array_types): Move declaration to..
1455 (get_inner_array_type): Delete.
1456 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
1457 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
1458 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
1459 * config/pa/pa.c (emit_move_sequence): Likewise.
1461 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
1463 * config/i386/i386.md (*sse_prologue_save_insn): Set length
1466 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
1468 * function.c: Include target hook for nonlocal_goto frame value.
1470 2008-05-24 Richard Guenther <rguenther@suse.de>
1472 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
1473 variable can be only accessed through a pointer or a union.
1475 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1477 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
1478 * doc/extend.texi: Likewise.
1480 2008-05-23 DJ Delorie <dj@redhat.com>
1482 * config/m32c/jump.md (untyped_call): Add.
1484 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
1486 (m32c_address_cost): Detail costs for indirect offsets.
1488 2008-05-23 Rafael Espindola <espindola@google.com>
1490 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
1491 if a node is a SUBREG.
1492 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
1495 2008-05-23 Paul Brook <paul@codesourcery.com>
1496 Carlos O'Donell <carlos@codesourcery.com>
1498 * doc/extend.texi: Clarify use of __attribute__((naked)).
1499 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1500 * target.h (gcc_target): Add allocate_stack_slots_for_args.
1501 * function.c (use_register_for_decl): Use
1502 targetm.calls.allocate_stack_slots_for_args.
1503 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1504 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
1505 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
1507 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
1509 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
1511 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
1513 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
1514 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
1515 is only rounded once.
1517 2008-05-23 Richard Guenther <rguenther@suse.de>
1519 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
1521 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
1522 Jakub Jelinek <jakub@redhat.com>
1525 * configure.ac: Handle --enable-cld.
1526 * configure: Regenerated.
1527 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
1528 * config/i386/i386.h (struct machine_function): Add needs_cld field.
1529 (ix86_current_function_needs_cld): New define.
1530 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
1531 (cld): New isns pattern.
1532 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
1533 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
1534 * config/i386/i386.opt (mcld): New option.
1535 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
1536 TARGET_CLD and ix86_current_function_needs_cld.
1537 (override_options): Use -mcld by default for 32-bit code if
1540 * doc/install.texi (Options specification): Document --enable-cld.
1541 * doc/invoke.texi (Machine Dependent Options)
1542 [i386 and x86-64 Options]: Add -mcld option.
1543 (Intel 386 and AMD x86-64 Options): Document -mcld option.
1545 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
1546 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
1547 (return_in_memory_64): Likewise.
1548 (return_in_memory_ms_64): Likewise.
1550 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1552 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
1553 * builtins.c (fold_builtin_fpclassify): New.
1554 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
1555 * builtins.def (BUILT_IN_FPCLASSIFY): New.
1556 * c-common.c (handle_type_generic_attribute): Adjust to accept
1557 fixed arguments before an elipsis.
1558 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
1559 * doc/extend.texi: Document __builtin_fpclassify.
1561 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
1563 * omp-low.c (gate_expand_omp_ssa): Remove.
1564 (pass_expand_omp_ssa): Remove.
1565 (gate_expand_omp): Do not check for flag_openmp_ssa.
1566 * common.opt (-fopenmp-ssa): Remove.
1567 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
1569 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
1571 * config/sh/sh.opt (mfixed-range): New option.
1572 * config/sh/sh-protos.h (sh_fix_range): Declare.
1573 * config/sh/sh.c (sh_fix_range): New function.
1574 * config/sh/sh.h (sh_fixed_range_str): Declare.
1575 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
1577 * doc/invoke.texi (SH Options): Document -mfixed-range.
1579 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
1581 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
1582 it before the redeclaration.
1584 2008-05-22 Anatoly Sokolov <aesok@post.ru>
1586 * config/avr/avr.c (get_sequence_length): Add new function.
1587 (expand_prologue, expand_epilogue): Remove duplicate code.
1589 2008-05-22 Rafael Espindola <espindola@google.com>
1591 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
1594 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
1596 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
1597 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
1599 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
1600 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
1601 (vect_update_misalignment_for_peel): Likewise.
1602 (vector_alignment_reachable_p): Likewise.
1603 * tree-vect-transform.c (vectorizable_load): Likewise.
1604 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1605 (get_vectype_for_scalar_type): Pass mode of scalar_type
1606 to UNITS_PER_SIMD_WORD.
1608 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
1609 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
1610 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
1611 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
1612 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
1614 2008-05-22 Ira Rosen <irar@il.ibm.com>
1616 PR tree-optimization/36293
1617 * tree-vect-transform.c (vect_transform_strided_load): Don't check
1618 if the first load must be skipped because of a gap.
1620 2008-05-22 Richard Guenther <rguenther@suse.de>
1622 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
1623 more cases of offset disambiguation that is possible if
1624 strict-aliasing rules apply.
1625 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
1626 for basic offset and type-based disambiguation.
1628 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1630 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
1631 ix86_expand_vector_set on V16QImode for SSE4.1.
1633 2008-05-21 Tom Tromey <tromey@redhat.com>
1635 * c.opt (Wimport): Mark as undocumented.
1636 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
1638 (Warning Options): Likewise.
1639 * doc/cppopts.texi: Don't mention -Wimport.
1641 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
1643 PR tree-optimization/36287
1644 PR tree-optimization/36286
1645 * lambda-code.c (build_access_matrix): Do not use the loop->num
1646 for computing the number of induction variables: use the loop depth
1649 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
1652 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
1653 option -f(no-)leading-underscore.
1655 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1657 * config/i386/i386.c (ix86_expand_vector_init_general): Use
1658 GET_MODE_NUNITS (mode).
1660 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
1662 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
1663 (-mmulhw): Add 464 to description.
1664 (-mdlmzb): Likewise.
1665 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
1666 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
1668 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
1669 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
1670 * config/rs6000/rs6000.md: Update comments for 464.
1672 2008-05-21 Janis Johnson <janis187@us.ibm.com>
1674 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
1676 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1678 * config/i386/sse.md (vec_extractv4sf): Removed.
1679 (vec_extractv2df): Likewise.
1680 (vec_extractv2di): Likewise.
1681 (vec_extractv4si): Likewise.
1682 (vec_extractv8hi): Likewise.
1683 (vec_extractv16qi): Likewise.
1684 (vec_extract<mode>): New.
1686 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1688 * config/i386/sse.md (vec_setv4sf): Removed.
1689 (vec_setv2df): Likewise.
1690 (vec_setv2di): Likewise.
1691 (vec_setv4si): Likewise.
1692 (vec_setv8hi): Likewise.
1693 (vec_setv16qi): Likewise.
1694 (vec_set<mode>): New.
1696 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1698 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
1699 goto for vec_concat and vec_interleave.
1701 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1703 * config/i386/sse.md (vec_initv4sf): Removed.
1704 (vec_initv2df): Likewise.
1705 (vec_initv2di): Likewise.
1706 (vec_initv4si): Likewise.
1707 (vec_initv8hi): Likewise.
1708 (vec_initv16qi): Likewise.
1709 (vec_init<mode>): New.
1711 2008-05-21 Joseph Myers <joseph@codesourcery.com>
1713 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
1715 2008-05-21 Tom Tromey <tromey@redhat.com>
1717 * ggc-zone.c (lookup_page_table_if_allocated): New function.
1718 (zone_find_object_offset): Likewise.
1719 (gt_ggc_m_S): Likewise.
1720 (highest_bit): Likewise.
1721 * ggc-page.c (gt_ggc_m_S): New function.
1722 * stringpool.c (string_stack): Remove.
1723 (init_stringpool): Update.
1724 (ggc_alloc_string): Use ggc_alloc.
1725 (maybe_delete_ident): New function.
1726 (ggc_purge_stringpool): Likewise.
1727 (gt_ggc_m_S): Remove.
1728 * ggc-common.c (ggc_protect_identifiers): New global.
1729 (ggc_mark_roots): Call ggc_purge_stringpool. Use
1730 ggc_protect_identifiers.
1731 * ggc.h (ggc_protect_identifiers): Declare.
1732 (gt_ggc_m_S): Update.
1733 (ggc_purge_stringpool): Declare.
1734 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
1735 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
1737 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
1739 2008-05-21 David S. Miller <davem@davemloft.net>
1741 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
1744 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
1746 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
1749 2008-05-20 David Daney <ddaney@avtrex.com>
1751 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
1752 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
1753 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
1754 UNSPEC_UPDATE_GOT_VERSION): Renumber.
1755 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
1756 (atomic_hiqi_op): New define_code_iterator.
1757 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
1758 mips_expand_compare_and_swap_12.
1759 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
1760 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
1761 (sync_<optab><mode>, sync_old_<optab><mode>,
1762 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1763 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
1764 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
1765 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
1766 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
1767 (test_and_set_12): New insn.
1768 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
1769 sync_new_<optab><mode>, sync_old_nand<mode>,
1770 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
1771 clobber to operand 0 for SI and DI mode insns.
1772 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
1773 mips_gen_fn_4): New typedefs.
1774 (mips_gen_fn_ptrs): Define new union type.
1775 (mips_expand_compare_and_swap_12): Remove declaration.
1776 (mips_expand_atomic_qihi): Declare function.
1777 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
1778 (mips_expand_atomic_qihi): ... this. Use new generator function
1780 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
1781 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
1782 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
1783 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
1784 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
1785 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
1786 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
1787 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
1788 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
1789 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
1792 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
1794 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
1797 2008-05-20 Anatoly Sokolov <aesok@post.ru>
1799 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
1800 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
1801 (avr_attribute_table): Add 'OS_main' function attribute.
1802 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
1803 functions with 'OS_main' attribute.
1805 2008-05-20 Richard Guenther <rguenther@suse.de>
1807 PR tree-optimization/35204
1808 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
1809 helper, split out from ...
1810 (DFS): ... here. Make the DFS walk non-recursive.
1812 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
1813 Jan Sjodin <jan.sjodin@amd.com>
1815 PR tree-optimization/36181
1816 * tree-parloops.c (loop_has_vector_phi_nodes): New.
1817 (parallelize_loops): Don't parallelize when the loop has vector
1820 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1821 Sebastian Pop <sebastian.pop@amd.com>
1823 * tree-loop-linear.c (gather_interchange_stats): Look in the access
1824 matrix, and never look at the tree representation of the memory
1826 (linear_transform_loops): Computes parameters and access matrices.
1827 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
1829 (access_matrix_get_index_for_parameter): New.
1830 * tree-data-ref.h (struct access_matrix): New.
1831 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
1832 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
1833 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
1834 am_vector_index_for_loop): New.
1835 (struct data_reference): Add field access_matrix.
1836 (DR_ACCESS_MATRIX): New.
1837 (compute_data_dependences_for_loop): Update declaration.
1838 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
1839 * lambda.h (lambda_vector_vec_p): Declared.
1840 * lambda-code.c: Depend on pointer-set.h.
1841 (lambda_collect_parameters_from_af, lambda_collect_parameters,
1842 av_for_af_base, av_for_af, build_access_matrix,
1843 lambda_compute_access_matrices): New.
1844 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
1846 2008-05-20 Joseph Myers <joseph@codesourcery.com>
1848 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
1851 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1852 Sebastian Pop <sebastian.pop@amd.com>
1854 PR tree-optimization/36206
1855 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
1857 (instantiate_scev_1): Rename flags to fold_conversions.
1858 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
1859 outeside instantiation_loop.
1860 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
1861 (evolution_function_is_affine_or_constant_p): Removed.
1862 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
1864 (analyze_siv_subscript): Pass in the loop nest number.
1865 Call evolution_function_is_affine_in_loop instead of
1866 evolution_function_is_affine_p.
1867 (analyze_overlapping_iterations): Pass in the loop nest number.
1869 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1870 Sebastian Pop <sebastian.pop@amd.com>
1872 PR tree-optimization/36206
1873 * tree-chrec.h (chrec_fold_op): New.
1874 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
1877 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
1879 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
1881 (remove_duplicates): Do not set inode on non-inode systems.
1884 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
1886 * config.gcc (tm_file): Update comments about relative pathnames.
1888 2008-05-20 Richard Guenther <rguenther@suse.de>
1890 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
1891 * tree-ssa-sccvn.c (process_scc): Likewise.
1892 * tree-ssa-sink.c (execute_sink_code): Likewise.
1893 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
1894 * tree-vrp.c (process_assert_insertions): Likewise.
1895 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
1896 (perform_tree_ssa_dce): Likewise.
1897 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1898 (dump_dominator_optimization_stats): Likewise.
1899 * tree-vectorizer.c (vectorize_loops): Likewise.
1901 2008-05-20 Richard Guenther <rguenther@suse.de>
1903 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
1905 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
1907 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
1908 (ix86_i386elf_return_in_memory): Likewise.
1909 (ix86_i386interix_return_in_memory): Likewise.
1910 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
1911 (SUBTARGET_RETURN_IN_MEMORY): New.
1912 * config/i386/i386elf.h: Likewise.
1913 * config/i386/ptx4-i.h: Likewise.
1914 * config/i386/sol2-10.h: Likewise.
1915 * config/i386/sysv4.h: Likewise.
1916 * config/i386/vx-common.h: Likewise.
1917 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
1918 * config/i386/i386.c (ix86_return_in_memory): Made static and
1919 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
1920 (ix86_i386elf_return_in_memory): Removed.
1921 (ix86_i386interix_return_in_memory): Removed.
1922 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
1923 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
1925 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
1927 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
1929 2008-05-19 Xinliang David Li <davidxl@google.com>
1931 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
1933 * common.opt: Ditto.
1934 * doc/invoke.texi: Ditto.
1936 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
1938 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
1939 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
1941 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
1943 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
1944 sizes of operand array from 8/4 to 4/2.
1945 (ix86_expand_vector_init_general): Change size of operand array
1946 from 32 to 16. Remove op0, op1 and half_mode.
1948 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
1950 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
1951 (ix86_expand_vector_init_interleave): Likewise.
1952 (ix86_expand_vector_init_general): Use them. Assert
1953 word_mode == SImode when n_words == 4.
1955 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
1957 * config/i386/i386.c (ix86_secondary_reload): New static function.
1958 (TARGET_SECONDARY_RELOAD): New define.
1959 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
1960 * config/i386/i386.md (reload_outqi): Remove.
1962 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1965 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
1966 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
1967 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
1968 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
1969 (fold_builtin_1): Likewise.
1970 * builtins.def (BUILT_IN_ISINF_SIGN): New.
1971 c-common.c (check_builtin_function_arguments): Handle
1972 BUILT_IN_ISINF_SIGN.
1973 * doc/extend.texi: Document __builtin_isinf_sign.
1974 * fold-const.c (operand_equal_p): Handle COND_EXPR.
1976 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
1978 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
1979 EH cleanup at the end of the pass, search for those that have been
1980 turned into forwarder blocks and do the cleanup on their successor.
1982 2008-05-18 Richard Guenther <rguenther@suse.de>
1984 * tree-cfg.c (verify_gimple_expr): Allow conversions from
1985 pointers to sizetype and vice versa.
1987 2008-05-18 Xinliang David Li <davidxl@google.com>
1989 * gcc/tree-ssa-dce.c: Coding style fix.
1990 (check_pow): Documentation comment.
1991 (check_log): Documenation comment. Coding style fix.
1992 (is_unnecessary_except_errno_call): Ditto.
1993 (gen_conditions_for_pow): Ditto.
1994 (gen_conditions_for_log): Ditto.
1995 (gen_shrink_wrap_conditions): Ditto.
1996 (shrink_wrap_one_built_in_calls): Ditto.
1997 * gcc/doc/invoke.texi: Better documentation string.
1998 * ChangeLog: Fix wrong change log entries from
1999 May 17 checkin on function call DCE.
2001 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
2003 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
2005 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2007 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
2008 * df-problems.c (simulation routines): Fixed block comment to
2009 properly say how to add forwards scanning functions.
2011 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2013 * tree-inline.c (setup_one_parameter): Remove dead code.
2015 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2017 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
2018 a BIT_AND_EXPR only for an INTEGER_TYPE.
2020 2008-05-17 Xinliang David Li <davidxl@google.com>
2022 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
2023 (check_pow, check_log, is_unnecessary_except_errno_call): New
2024 functions to check for eliminating math functions that are pure
2025 except for setting errno.
2026 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
2027 general condition expressions for shrink-wrapping pow/log calls.
2028 (gen_shrink_wrap_conditions): Ditto.
2029 (shrink_wrap_one_built_in_call): Ditto.
2030 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
2031 (mark_operand_necessary): If debugging, output if OP is necessary.
2032 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
2034 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
2036 * gcc/common.opt: New user flag -ftree-builtin-dce.
2037 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
2039 2008-05-16 David S. Miller <davem@davemloft.net>
2041 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
2042 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2044 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
2047 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
2049 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2051 * ifcvt.c (dead_or_predicable): Rename
2052 df_simulate_one_insn_backwards to df_simulate_one_insn.
2053 * recog.c (peephole2_optimize): Ditto.
2054 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
2056 * df.h: Rename df_simulate_one_insn_backwards to
2057 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
2058 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
2059 scanning of defs and uses.
2060 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
2061 (df_simulate_one_insn_forwards): Removed.
2063 2008-05-16 Doug Kwan <dougkwan@google.com>
2065 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
2067 (real_from_string): Handle NaNs and Inf as approriate.
2069 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2071 * doc/gty.texi (Source Files Containing Type Information): Note
2072 that headers should appear first in the gtfiles list.
2074 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2076 * tree.def (COND_EXEC): Properly documented this code.
2078 2008-05-16 Diego Novillo <dnovillo@google.com>
2080 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
2081 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
2084 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2086 * tree-ssa-dse (max_stmt_uid): Removed.
2087 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
2088 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
2089 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
2090 * function.h (cfun.last_stmt_uid): New field.
2091 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
2092 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
2094 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
2095 (create_stmt_ann): Initialize the ann->uid field.
2096 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
2098 * tree-flow.h (renumber_gimple_stmt_uids): New function.
2100 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2102 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
2103 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
2104 (init_empty_tree_cfg): Call it.
2106 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2108 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
2111 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2113 * doc/invoke.text (-fdump-tree-*-verbose): New option.
2114 * tree-dump.c (dump_options): New verbose option.
2115 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
2117 * tree-pass.h (TDF_VERBOSE): New dump flag.
2118 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
2119 (tree-flow.h): Added include.
2120 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
2122 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
2124 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
2126 From Jie Zhang <jie.zhang@analog.com>
2127 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2128 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
2129 mcpu=bf561-none and mcpu=bf561-0.2.
2130 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2131 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2132 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2133 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2134 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
2135 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
2136 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
2138 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
2139 (cputype_selected): Remove.
2140 (bfin_handle_option): Don't use cputype_selected.
2141 (override_options): When no mcpu option, enable all workarounds.
2142 Don't use bfin_workarounds.
2143 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
2145 (DEFAULT_CPU_TYPE): Don't define.
2147 2008-05-16 Richard Guenther <rguenther@suse.de>
2149 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
2150 on deletion of the last stmt.
2152 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2154 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
2155 V8HImode for SSE2 and V16QImode for SSE4.1.
2157 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2159 * cgraph.h (compute_inline_parameters): Made public.
2160 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
2161 variable_generate_summary, function_write_summary,
2162 variable_write_summary, variable_read_summary. Added generate_summary,
2163 write_summary, read_summary.
2164 * cgraphunit.c (cgraph_process_new_functions): Changed call from
2165 pass_ipa_inline.function_generate_summary, to
2166 compute_inline_parameters.
2167 * ipa-inline.c (compute_inline_parameters): Made public and added
2169 (compute_inline_parameters_for_current): New function.
2170 (pass_inline_param): Now calls compute_inline_parameters_for_current.
2171 (inline_generate_summary): Removed parameter and made to loop over
2173 (pass_ipa_inline): Updated for new IPA_PASS structure.
2174 * passes.c (execute_ipa_summary_passes): Now is called once per
2175 pass rather than once per node*pass.
2177 2008-05-15 Anatoly Sokolov <aesok@post.ru>
2179 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
2180 avr_have_mul_p, avr_asm_only_p): Remove variables.
2181 (avr_override_options): Remove initialization of removed variables.
2182 (avr_file_start): Convert removed variables to fields of
2183 'struct base_arch_s *avr_current_arch'.
2184 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
2185 (AVR_HAVE_MUL): (Ditto.).
2186 (AVR_HAVE_MOVW): (Ditto.).
2187 (AVR_HAVE_LPMX): (Ditto.).
2188 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
2189 avr_asm_only_p): Remove declaration.
2191 2008-05-15 Diego Novillo <dnovillo@google.com>
2193 * config/arm/arm.c (arm_return_in_memory): Fix return type.
2194 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
2196 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
2199 * combine.c (check_conversion): Rename back to check_promoted_subreg.
2200 Don't call record_truncated_value from here.
2201 (record_truncated_value): Turn it into a for_each_rtx callback.
2202 (record_truncated_values): New function.
2203 (combine_instructions): Call note_uses with record_truncated_values.
2204 Change name of check_conversion to check_promoted_subreg.
2206 2008-05-15 Janis Johnson <janis187@us.ibm.com>
2208 * doc/sourcebuild.texi: Document support for torture tests.
2210 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2212 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
2213 to alternative 4 of operand 2.
2215 2008-05-15 Richard Guenther <rguenther@suse.de>
2217 * tree-pass.h (current_pass): Declare.
2218 (get_pass_for_id): Likewise.
2219 * passes.c (passes_by_id, passes_by_id_size): New globals.
2220 (set_pass_for_id): New function.
2221 (get_pass_for_id): Likewise.
2222 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
2223 (execute_function_todo): Flush per function statistics.
2224 * toplev.c (compile_file): Init statistics.
2225 (general_init): Do early statistics initialization.
2226 (finalize): Finish statistics.
2227 * statistics.h (statistics_early_init): Declare.
2228 (statistics_init): Likewise.
2229 (statistics_fini): Likewise.
2230 (statistics_fini_pass): Likewise.
2231 (statistics_counter_event): Likewise.
2232 (statistics_histogram_event): Likewise.
2233 * statistics.c: New file.
2234 * Makefile.in (OBJS-common): Add statistics.o.
2235 (statistics.o): Add dependencies.
2236 * doc/invoke.texi (-fdump-statistics): Document.
2238 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
2240 (execute_pre): Use statistics_counter_event.
2241 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
2242 (substitute_and_fold): Increment it. Use statistics_counter_event.
2244 2008-05-15 Diego Novillo <dnovillo@google.com>
2246 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
2248 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
2249 * tree-ssa-alias.c (new_type_alias): Remove references to
2250 sub-variables from comment.
2251 * tree-ssa-operands.c (swap_tree_operands): Likewise.
2253 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2255 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
2256 attribute to 1 only for insertps alternative.
2258 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2260 * config/bfin/bfin.md (loadbytes): New pattern.
2261 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
2262 (bfin_init_builtins): Initialize it.
2263 (bdesc_1arg): Add it.
2265 2008-05-15 Sa Liu <saliu@de.ibm.com>
2267 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
2268 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
2269 * testsuite/lib/target-supports.exp: Add
2270 check_effective_target_fortran_integer_16.
2272 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2274 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
2275 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
2276 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
2277 (TARGET_RETURN_IN_MEMORY): Define.
2279 2008-05-15 Richard Guenther <rguenther@suse.de>
2282 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
2283 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
2284 represent unmodifiable vars.
2286 2008-05-15 Richard Guenther <rguenther@suse.de>
2288 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
2289 INDIRECT_REF and TARGET_MEM_REF.
2290 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2293 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2294 H.J. Lu <hongjiu.lu@intel.com>
2296 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
2297 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
2298 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
2299 insn alternatives. Add missing alternatives.
2300 (*vec_concatv2di_rex64_sse4_1): Likewise.
2301 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
2302 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
2305 2008-05-15 Richard Guenther <rguenther@suse.de>
2307 PR tree-optimization/36009
2308 PR tree-optimization/36204
2309 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
2310 (determine_invariantness_stmt): Record the loop a store is
2312 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
2315 2008-05-15 Richard Guenther <rguenther@suse.de>
2317 PR tree-optimization/34330
2318 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
2319 through the pointer will alias the SMT.
2321 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
2323 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
2325 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
2327 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
2329 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2330 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2332 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
2333 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
2334 (vashl_optab): New optab for vector/vector shifts.
2335 (vashr_optab): Ditto.
2336 (vlshr_optab): Ditto.
2337 (vrotl_optab): Ditto.
2338 (vrotr_optab): Ditto.
2339 (optab_subtype): New enum for optab_for_tree_code call.
2340 (optab_for_tree_code): Add enum optab_subtype argument.
2342 * optabs.c (optab_for_tree_code): Take an additional argument to
2343 distinguish between a vector shift by a scalar and vector shift by
2344 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
2345 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
2346 vector shift by a vector.
2347 (expand_widen_pattern_expr): Pass additional argument to
2348 optab_for_tree_code.
2350 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
2351 vrotl_optab, vrotr_optab.
2353 * expr.c (expand_expr_real_1): Update calls to
2354 optab_for_tree_code to distinguish between vector shifted by a
2355 scalar and vector shifted by a vector.
2356 * tree-vectorizer.c (supportable_widening_operation): Ditto.
2357 (supportable_narrowing_operation): Ditto.
2358 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
2359 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
2360 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
2361 (vect_create_epilog_for_reduction): Ditto.
2362 (vectorizable_reduction): Ditto.
2363 (vectorizable_operation): Ditto.
2364 (vect_strided_store_supported): Ditto.
2365 (vect_strided_load_supported): Ditto.
2366 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2367 * expmed.c (expand_shift): Ditto.
2369 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
2371 (ashr@var{m}3): Ditto.
2372 (vashl@var{m}3): Document new vector/vector shift standard name.
2373 (vashr@var{m}3): Ditto.
2374 (vlshr@var{m}3): Ditto.
2375 (vrotl@var{m}3): Ditto.
2376 (vrotr@var{m}3): Ditto.
2378 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
2379 (PPERM_INVERT): Ditto.
2380 (PPERM_REVERSE): Ditto.
2381 (PPERM_REV_INV): Ditto.
2382 (PPERM_ZERO): Ditto.
2383 (PPERM_ONES): Ditto.
2384 (PPERM_SIGN): Ditto.
2385 (PPERM_INV_SIGN): Ditto.
2386 (PPERM_SRC1): Ditto.
2387 (PPERM_SRC2): Ditto.
2389 * config/i386/sse.md (mulv2di3): Add SSE5 support.
2390 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
2391 allows a memory operand to be the value being added, and split it
2392 to improve vectorization.
2393 (sse5_pmacsdqh_mem): Ditto.
2394 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
2395 (sse5_mulv2div2di3_high): Ditto.
2396 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
2397 (vec_pack_trunc_v4si): Ditto.
2398 (vec_pack_trunc_v2di): Ditto.
2399 (sse5_pcmov_<mode>): Remove code that tried to use use
2400 andps/andnps instead of pcmov.
2401 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
2402 pmacsdqh instructions.
2403 (vec_widen_smult_lo_v4si): Ditto.
2405 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
2406 (PPERM_INVERT): Ditto.
2407 (PPERM_REVERSE): Ditto.
2408 (PPERM_REV_INV): Ditto.
2409 (PPERM_ZERO): Ditto.
2410 (PPERM_ONES): Ditto.
2411 (PPERM_SIGN): Ditto.
2412 (PPERM_INV_SIGN): Ditto.
2413 (PPERM_SRC1): Ditto.
2414 (PPERM_SRC2): Ditto.
2415 (ix86_expand_sse_movcc): Move the SSE5 test after the if
2417 (ix86_expand_int_vcond): If SSE5 generate all possible integer
2419 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
2420 says ignore whether the last reference is a memory operand.
2422 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2423 Paolo Bonzini <bonzini at gnu dot org>
2425 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
2428 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
2429 (vlshr<mode>3): Rename from vlshr<mode>3.
2430 (vashr<mode>3): Rename from vashr<mode>3.
2431 (mulv4sf3): Change the names of vector shift patterns.
2435 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
2438 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
2463 * config/spu/spu.md (v): New iterator macro to add v for vector types.
2464 (floatunssidf2_internal): Change vector/vector shift names.
2465 (floatunsdidf2_internal): Ditto.
2472 (vashl<mode>3): Rename from ashl<mode>3.
2473 (vashr<mode>3): Rename from ashr<mode>3.
2474 (vlshr<mode>3): Rename from lshr<mode>3.
2475 (vrotl<mode>3): Rename from rotl<mode>3.
2477 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2480 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
2481 multiply gives the wrong value when doing widening multiplies.
2482 (vec_widen_smult_lo_v4si): Ditto.
2484 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
2486 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
2487 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
2488 emit_library_call_value.
2489 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
2490 * tree.h (ECF_LIBCALL_BLOCK): Removed.
2491 * calls.c (initialize_argument_information, precompute_arguments,
2492 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
2493 (precompute_arguments): Removed flags parameter.
2494 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
2496 2008-05-14 Richard Guenther <rguenther@suse.de>
2498 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
2499 Make sure to register the store if the use is a PHI_NODE.
2501 2008-05-14 Olivier Hainque <hainque@adacore.com>
2503 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
2504 memory if the component is to be referenced in BLKmode according
2505 to get_inner_reference.
2507 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
2509 * calls.c (emit_library_call_value_1): Restore code clearing
2510 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
2512 2008-05-14 Olivier Hainque <hainque@adacore.com>
2513 Nicolas Roche <roche@adacore.com>
2515 * configure.ac: Add support for a "gcc_subdir" variable in
2516 config-lang.in, to denote a subdirectory where the language/GCC
2517 integration files are to be found.
2518 * configure: Regenerate.
2520 2008-05-14 Ira Rosen <irar@il.ibm.com>
2522 PR tree-optimization/36098
2523 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
2524 value for the first load in the group in case of a gap.
2525 (vect_build_slp_tree): Check that there are no gaps in loads.
2527 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
2529 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
2530 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
2531 expand_copysign_bit, ): Change call to emit_no_conflict_block to
2532 emit_insn and remove unneeded code to construct extra args.
2533 (emit_no_conflict_block): Removed.
2534 * optabls.h: (emit_no_conflict_block): Removed.
2535 * cse.c (cse_extended_basic_block): Remove search for
2536 REG_NO_CONFLICT note.
2537 * global.c: Removed incorrect comment added in revision 117.
2538 * expr.c (convert_move): Change call to emit_no_conflict_block to
2540 * recog.c: Change comments so that they do not mention
2542 * local_alloc.c (combine_regs): Removed last parameter.
2543 (no_conflict_p): Removed.
2544 (block_alloc): Removed note, no_conflict_combined_regno and set
2545 local vars. Removed all code to process REG_NO_CONFLICT blocks.
2546 (combine_regs): Removed already_dead and code to look for
2547 REG_NO_CONFLICT notes.
2548 * lower_subreg (remove_retval_note): Removed code to look for
2549 REG_NO_CONFLICT block.
2550 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
2551 (resolve_clobber): Remove code to process libcalls that have
2552 REG_NO_CONFLICT notes.
2553 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
2555 * combine.c (can_combine_p, distribute_notes): Removed
2556 REG_NO_CONFLICT case.
2557 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
2559 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
2560 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
2562 * reg-notes.def (NO_CONFLICT): Removed.
2564 2008-05-14 David S. Miller <davem@davemloft.net>
2566 * config/sparc/sparc.c (sparc_profile_hook): If
2567 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
2568 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
2569 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2571 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
2573 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
2575 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
2578 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
2579 and op1 expansion before vector concat to have less live pseudos.
2581 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
2583 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
2584 ix86_expand_vector_set if supported.
2586 2008-05-13 Diego Novillo <dnovillo@google.com>
2587 Kenneth Zadeck <zadeck@naturalbridge.com>
2589 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
2591 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
2592 phinodes_print_statistics, init_ssanames, fini_ssanames,
2593 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
2594 release_ssa_name, release_defs, replace_ssa_name_symbol,
2595 ssanames_print_statistics): Move ...
2596 * tree-flow.h: ... here.
2597 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
2598 Use FN instead of cfun.
2599 (make_ssa_name_fn): Rename from make_ssa_name.
2600 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
2601 * tree-flow-inline.h (make_ssa_name): Move from
2602 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
2603 * omp-low.c (expand_omp_parallel):
2604 * tree-flow-inline.h (redirect_edge_var_map_result):
2605 * tree-ssa.c (init_tree_ssa): Add argument FN.
2606 Use it instead of cfun. Update all users.
2608 2008-05-13 Tom Tromey <tromey@redhat.com>
2610 PR preprocessor/22168:
2611 * doc/cpp.texi (Top): Update menu.
2612 (Alternatives to Wrapper #ifndef): New node.
2613 (Other Directives): Document deprecation.
2614 (Obsolete Features): Remove menu.
2615 (Assertions): Merge node into Obsolete Features.
2616 (Obsolete once-only headers): Move earlier; rename to Alternatives
2618 * doc/cppopts.texi: Update.
2619 * c.opt (Wdeprecated): Enable for C and ObjC.
2620 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
2621 (C++ Dialect Options): Move -Wno-deprecated from here to...
2622 (Warning Options): ... here.
2624 2008-05-13 Richard Guenther <rguenther@suse.de>
2627 * fold-const.c (fold_sign_changed_comparison): Do not allow
2628 changes in pointer-ness.
2630 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
2633 * config/sh/sh.c (sh_expand_prologue): Don't clear
2634 RTX_FRAME_RELATED_P for push insns.
2636 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
2638 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
2640 2008-05-12 Anatoly Sokolov <aesok@post.ru>
2642 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
2643 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
2644 Use 'machine->is_leaf' instead of 'leaf_func_p'.
2646 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
2648 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
2649 (*vec_concatv4sf_sse): This.
2650 (*sse2_concatv2si): Renamed to ...
2651 (*vec_concatv2si_sse2): This.
2652 (*sse1_concatv2si): Renamed to ...
2653 (*vec_concatv2si_sse): This.
2654 (*vec_concatv2di_rex): Renamed to ...
2655 (*vec_concatv2di_rex64): This.
2656 (*vec_concatv2si_sse4_1): New.
2657 (*vec_concatv2di_rex64_sse4_1): Likewise.
2659 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
2661 PR rtl-optimization/36111
2662 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
2663 that was created for swappable operands.
2665 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
2668 * Makefile.in: Substitute GNATMAKE and GNATBIND.
2669 * configure.ac: Add call to ACX_PROG_GNAT.
2671 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
2673 * optc-gen.awk: Fix comment typo.
2675 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2677 * pretty-print.c (pp_integer_with_precision): Use
2678 HOST_LONG_LONG_FORMAT.
2680 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
2682 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
2684 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
2686 * config/i386/i386.c (bdesc_ptest): Removed.
2687 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
2688 (bdesc_args): Add __builtin_ia32_ptestz128,
2689 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
2690 (ix86_init_mmx_sse_builtins): Updated.
2691 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
2692 (ix86_expand_builtin): Updated.
2694 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
2696 * tree-cfg.c (valid_fixed_convert_types_p): New function.
2697 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
2699 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
2701 * value-prof.c (interesting_stringop_to_profile): Do not
2702 return early for BUILT_IN_MEMPCPY.
2704 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
2706 * calls.c (expand_call): Don't use callgraph to increase
2707 preferred_stack_boundary.
2709 * cgraph.h (cgraph_rtl_info): Use unsigned on
2710 preferred_incoming_stack_boundary.
2712 * final.c (rest_of_clean_state): Use unsigned on
2713 preferred_stack_boundary.
2715 2008-05-09 Tom Tromey <tromey@redhat.com>
2717 PR preprocessor/22231:
2718 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
2721 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
2723 PR tree-optimization/36129
2724 * tree-ssa-ccp.c: Include value-prof.h.
2725 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
2726 built-in function was folded to a constant.
2727 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
2729 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
2730 Sebastian Pop <sebastian.pop@amd.com>
2732 * tree-scalar-evolution.c: Document instantiate_scev.
2733 (instantiate_parameters_1): Renamed instantiate_scev_1.
2734 Don't use the same loop for instantiation_loop and evolution_loop.
2735 (instantiate_scev): New.
2736 (instantiate_parameters): Moved...
2737 (resolve_mixers): Update call to instantiate_scev_1 to pass the
2738 same loop twice. Maintains the semantics for this function.
2739 * tree-scalar-evolution.h (instantiate_scev): Declare.
2740 (instantiate_parameters): ...here. Now static inline.
2741 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
2742 instead of resolve_mixers.
2744 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2746 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
2748 2008-05-09 Tomas Bily <tbily@suse.cz>
2750 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
2751 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
2752 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2753 * c-common.c (c_common_truthvalue_conversion): Likewise.
2754 * tree-object-size.c (compute_object_offset): Likewise.
2755 * tree-inline.c (estimate_num_insns_1): Likewise.
2756 * varasm.c (const_hash_1, compare_constant, copy_constant)
2757 (compute_reloc_for_constant, output_addressed_constants)
2758 (initializer_constant_valid_p): Likewise.
2759 * c-omp.c (check_omp_for_incr_expr): Likewise.
2760 * gimplify.c (gimplify_expr): Likewise.
2761 * c-typeck.c (c_finish_return): Likewise.
2762 * tree-vectorizer.c (supportable_widening_operation)
2763 (supportable_narrowing_operation): Likewise.
2764 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
2765 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
2766 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
2767 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
2768 (descr_info_loc): Likewise.
2769 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2770 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
2771 (fold_unary): Likewise.
2772 * builtins.c (get_pointer_alignment): Likewise.
2773 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
2774 (instantiate_parameters_1): Likewise.
2775 * tree.c (expr_align, stabilize_reference): Likewise.
2776 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
2777 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
2778 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
2779 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2780 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
2781 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
2783 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
2784 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
2785 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
2786 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
2787 (forward_propagate_comparison)
2788 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2789 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
2790 * emit-rtl.c (component_ref_for_mem_expr)
2791 (set_mem_attributes_minus_bitpos): Likewise.
2792 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
2793 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
2795 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
2796 (build_function_call, pointer_diff, build_compound_expr)
2797 (c_finish_return): Likewise.
2798 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
2799 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
2801 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
2802 * expr.c (is_aligning_offset): Likewise.
2803 * tree-ssa-alias.c (is_escape_site): Likewise.
2804 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
2805 (check_all_va_list_escapes): Likewise.
2806 * tree-ssa-loop-ivopts.c (determine_base_object)
2807 (determine_common_wider_type): Likewise.
2808 * dojump.c (do_jump): Likewise.
2809 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
2810 * tree-gimple.c (is_gimple_cast): Likewise.
2811 * fold-const.c (decode_field_reference, )
2812 (fold_sign_changed_comparison, fold_unary, fold_comparison)
2813 (fold_binary): Likewise.
2814 * tree-ssa-alias-warnings.c (find_alias_site_helper)
2815 (already_warned_in_frontend_p): Likewise.
2816 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
2817 * tree.c (really_constant_p, get_unwidened): Likewise.
2818 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
2819 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
2820 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
2822 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
2824 (CONVERT_EXPR_P): Define.
2825 (CASE_CONVERT): Define.
2827 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
2830 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
2831 (delete_unmarked_insns): When deleting a call, call
2832 delete_unreachable_blocks.
2833 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
2834 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
2836 2008-05-08 Richard Guenther <rguenther@suse.de>
2838 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
2839 (-ftree-salias): Likewise.
2840 (salias-max-implicit-fields): Remove param documentation.
2841 (salias-max-array-elements): Likewise.
2842 * tree-pass.h (pass_create_structure_vars): Remove.
2843 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
2844 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
2845 * tree-ssa-alias.c (create_structure_vars): Remove.
2846 (gate_structure_vars): Likewise.
2847 (pass_create_structure_vars): Likewise.
2848 (gate_build_alias): Likewise.
2849 (pass_build_alias): Adjust to run always and dump the function.
2850 * common.opt (ftree-salias): Hide.
2851 * passes.c (init_optimization_passes): Remove
2852 pass_create_structure_vars, adjust comment.
2853 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
2854 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
2855 * opts.c (decode_options): Do not set flag_tree_salias.
2856 (common_handle_option): Add OPT_ftree_salias to the backward
2857 compatibility section.
2859 2008-05-08 Richard Guenther <rguenther@suse.de>
2861 * tree-flow-inline.h (var_can_have_subvars): Move ...
2862 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
2863 * tree-flow.h (var_can_have_subvars): Remove.
2864 (push_fields_onto_fieldstack): Remove.
2865 (sort_fieldstack): Likewise.
2866 (struct fieldoff): Move ...
2867 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
2868 alias_set and base_for_components fields.
2869 (sort_fieldstack): Make static.
2870 (push_fields_onto_fieldstack): Likewise. Remove code that
2871 handles anything but RECORD_TYPEs. Remove alias_set and
2872 base_for_components handling.
2873 (create_variable_info_for): Adjust.
2875 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
2877 * common.opt (Wframe-larger-than=): Shorten the help message
2879 * doc/invoke.texi (Wframe-larger-than=): Add more description.
2881 2008-05-08 Rafael Espindola <espindola@google.com>
2883 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
2885 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
2886 trap and that both operands are gimple values.
2887 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
2888 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
2891 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
2893 * read-rtl.c (join_c_conditions): Return the first string if the
2894 two strings are equal.
2896 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
2898 * gensupport.h (pred_data): Add a "num_codes" field.
2899 (add_predicate_code): Declare.
2900 * gensupport.c (add_predicate_code): New function.
2901 (std_pred_table): Add an "allows_const_p" field.
2902 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
2903 Remove the (incomplete) list of such codes from the codes field.
2904 (init_predicate_table): Use add_predicate_code. Add all
2905 RTX_CONST_OBJs if allows_const_p is true.
2906 * genrecog.c (process_define_predicate): Use add_predicate_code.
2908 2008-05-08 David Daney <ddaney@avtrex.com>
2909 Richard Sandiford <rsandifo@nildram.co.uk>
2911 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
2912 special case of constant zero operands.
2913 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
2914 old and new values. Special case constant zero values.
2915 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
2917 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
2918 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
2920 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
2923 * simplify-rtx.c (simplify_plus_minus): Create CONST of
2924 similar RTX_CONST_OBJ before CONST_INT.
2926 2008-05-08 Steve Ellcey <sje@cup.hp.com>
2928 * stmt.c (expand_stack_restore): Change sa mode if needed.
2930 2008-05-08 Richard Guenther <rguenther@suse.de>
2932 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
2933 return type to bool.
2934 (ix86_sol10_return_in_memory): Likewise.
2935 (ix86_i386elf_return_in_memory): Likewise.
2936 (ix86_i386interix_return_in_memory): Likewise.
2937 * config/i386/i386.c (ix86_return_in_memory): Likewise.
2938 (ix86_sol10_return_in_memory): Likewise.
2939 (ix86_i386elf_return_in_memory): Likewise.
2940 (ix86_i386interix_return_in_memory): Likewise.
2942 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
2945 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
2947 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
2948 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
2951 2008-05-08 Richard Guenther <rguenther@suse.de>
2953 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
2954 * tree-data-ref.h (struct dr_alias): Remove subvars field.
2955 (DR_SUBVARS): Remove.
2956 * tree-dfa.c (dump_subvars_for): Remove.
2957 (debug_subvars_for): Likewise.
2958 (dump_variable): Do not dump subvars.
2959 (remove_referenced_var): Do not remove subvars.
2960 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
2961 (lookup_subvars_for_var): Remove.
2962 (get_subvars_for_var): Likewise.
2963 (get_subvars_at): Likewise.
2964 (get_first_overlapping_subvar): Likewise.
2965 (overlap_subvar): Likewise.
2966 * tree-flow.h (subvar_t): Remove.
2967 (struct var_ann_d): Remove subvars field.
2968 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
2969 argument. Remove special handling of SFTs.
2970 (compute_tag_properties): Likewise.
2971 (set_initial_properties): Likewise.
2972 (compute_call_clobbered): Likewise.
2973 (count_mem_refs): Likewise.
2974 (compute_memory_partitions): Likewise.
2975 (compute_flow_insensitive_aliasing): Likewise.
2976 (setup_pointers_and_addressables): Likewise.
2977 (new_type_alias): Likewise.
2978 (struct used_part): Remove.
2979 (used_portions): Likewise.
2980 (struct used_part_map): Likewise.
2981 (used_part_map_eq): Likewise.
2982 (used_part_map_hash): Likewise.
2983 (free_used_part_map): Likewise.
2984 (up_lookup): Likewise.
2985 (up_insert): Likewise.
2986 (get_or_create_used_part_for): Likewise.
2987 (create_sft): Likewise.
2988 (create_overlap_variables_for): Likewise.
2989 (find_used_portions): Likewise.
2990 (create_structure_vars): Likewise.
2991 * tree.def (STRUCT_FIELD_TAG): Remove.
2992 * tree.h (MTAG_P): Adjust.
2993 (struct tree_memory_tag): Remove base_for_components and
2994 unpartitionable flags.
2995 (struct tree_struct_field_tag): Remove.
2996 (SFT_PARENT_VAR): Likewise.
2997 (SFT_OFFSET): Likewise.
2998 (SFT_SIZE): Likewise.
2999 (SFT_NONADDRESSABLE_P): Likewise.
3000 (SFT_ALIAS_SET): Likewise.
3001 (SFT_UNPARTITIONABLE_P): Likewise.
3002 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
3003 (union tree_node): Remove sft field.
3004 * alias.c (get_alias_set): Remove special handling of SFTs.
3005 * print-tree.c (print_node): Remove handling of SFTs.
3006 * tree-dump.c (dequeue_and_dump): Likewise.
3007 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
3008 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
3009 * tree-predcom.c (set_alias_info): Do not set subvars.
3010 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
3011 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
3012 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
3013 (add_vars_for_offset): Remove.
3014 (add_virtual_operand): Remove special handling of SFTs.
3015 (add_call_clobber_ops): Likewise.
3016 (add_call_read_ops): Likewise.
3017 (get_asm_expr_operands): Likewise.
3018 (get_modify_stmt_operands): Likewise.
3019 (get_expr_operands): Likewise.
3020 (add_to_addressable_set): Likewise.
3021 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
3022 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
3023 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
3024 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
3025 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
3026 (tree_node_structure): Likewise.
3027 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
3029 (find_what_p_points_to): Likewise.
3031 2008-05-08 Sa Liu <saliu@de.ibm.com>
3033 * config/spu/spu.md: Fixed subti3 pattern.
3035 2008-05-08 Richard Guenther <rguenther@suse.de>
3038 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
3039 sure to create a representative for trailing arrays for PTA.
3041 2008-05-08 Richard Guenther <rguenther@suse.de>
3044 * fold-const.c (operand_equal_p): Two objects which types
3045 differ in pointerness are not equal.
3047 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
3049 * calls.c (compute_argument_block_size): Add argument tree fndecl.
3050 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
3051 (emit_library_call_value_1): Add new variable fndecl initialized by
3052 NULL_TREE. It should be the decl type of orgfun, but this information
3053 seems not to be available here, so it uses the default calling abi.
3054 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
3055 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
3056 by TARGET_RETURN_IN_MEMORY.
3057 * config/i386/i386-interix.h: Likewise.
3058 * config/i386/i386.h: Likewise.
3059 * config/i386/i386elf.h: Likewise.
3060 * config/i386/ptx4-i.h: Likewise.
3061 * config/i386/sol2-10.h: Likewise.
3062 * config/i386/sysv4.h: Likewise.
3063 * config/i386/vx-common.h: Likewise.
3064 * config/cris/cris.h: Removed #if 0 clause.
3065 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
3066 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
3068 (ix86_sol10_return_in_memory): Likewise.
3069 (ix86_i386elf_return_in_memory): New.
3070 (ix86_i386interix_return_in_memory): New.
3071 * config/mt/mt-protos.h (mt_return_in_memory): New.
3072 * config/mt/mt.c: Likewise.
3073 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3074 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
3075 * config/bfin/bfin.h: Likewise.
3076 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
3078 * config/bfin/bfin.c: Likewise.
3079 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3080 * config/alpha/unicosmk.h: Likewise.
3081 * config/i386/cygming.h: Likewise.
3082 * config/iq2000/iq2000.h: Likewise.
3083 * config/mips/mips.h: Likewise.
3084 * config/mn10300/mn10300.h: Likewise.
3085 * config/rs6000/rs6000.h: Likewise.
3086 * config/score/score.h: Likewise.
3087 * config/spu/spu.h: Likewise.
3088 * config/v850/v850.h: Likewise.
3089 * defaults.h: Likewise.
3090 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
3091 * expr.c (emit_block_move): Adjust use of
3092 OUTGOING_REG_PARM_STACK_SPACE.
3093 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
3094 OUTGOING_REG_PARM_STACK_SPACE.
3095 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
3097 2008-05-08 Jakub Jelinek <jakub@redhat.com>
3099 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
3100 on OMP_RETURN for OMP_FOR.
3103 * dwarf2out.c (dw_expand_expr, common_check): Removed.
3104 (fortran_common): New function.
3105 (gen_variable_die): Call fortran_common instead of common_check,
3106 adjust for it returning tree instead of rtx. Formatting.
3108 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3112 * see.c (see_copy_insn): Copy new pure const attributes for new call.
3113 * c-decl.c (merge_decls): Ditto.
3114 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
3115 to RTL_CONST_OR_PURE_CALL_P.
3116 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
3117 Initialized DECL_LOOPING_CONST_PURE.
3118 (process_call_operands): Set tree_side_effects properly.
3119 * tree.h (TREE_READONLY_DECL_P): Removed.
3120 (DECL_IS_PURE): Renamed to DECL_PURE_P.
3121 (DECL_LOOPING_OR_CONST_P): New macro.
3122 (struct tree_function_decl): Added looping_const_or_pure_p.
3124 (ECF_LOOPING_OR_CONST_P): New macro.
3125 * rtlanal.c (pure_const_p): Removed.
3126 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
3127 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
3128 to RTL_CONST_CALL_P.
3129 * ipa-pure-const.c (pure_const_state_e): Added looping field.
3130 (check_decl, check_tree, check_call, scan_function): Initialize
3132 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
3133 (static_execute): Set looping true for recursive functions.
3134 Undo setting state to IPA_NEITHER for recursive functions.
3136 * ifcvt.c (noce_can_store_speculate_p): Changed
3137 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
3138 RTL_CONST_OR_PURE_CALL_P.
3139 * dse.c (scan_insn): Ditto.
3140 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
3141 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
3142 RTL_CONST_OR_PURE_CALL_P.
3143 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
3144 pure_call_p to RTL_CONST_CALL_P.
3145 * gimplify.c (gimplify_call_expr): Clear side effects for
3146 non-looping pure and constant calls.
3147 * calls.c (emit_call_1): Set rtl flags from ecf flags.
3148 (flags_from_decl_or_type): Set ecf flags from decl flags.
3149 (initialize_argument_information): Turn off
3150 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
3151 Change const to pure if callee_copies is true rather than just
3153 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
3154 way of marking pure calls.
3155 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
3156 Remove hack that was supposed to fix pr7335 and remove old
3157 way of marking pure calls.
3158 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
3159 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
3160 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
3161 RTL_CONST_OR_PURE_CALL_P.
3162 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
3163 * loop-invariant.c (find_exits, find_invariant_bb): Changed
3164 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
3165 * sched-deps.c (schedule_analyze): Ditto.
3166 * rtl.h (struct rtx_def): Use call field, unchanging field, and
3167 return_val field of calls to represent pure and const function info.
3168 (CONST_OR_PURE_CALL_P): Deleted macro.
3169 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
3170 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
3171 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
3173 * tree-optimize.c (execute_fixup_cfg): Added test for
3174 ECF_LOOPING_CONST_OR_PURE.
3175 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
3177 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
3178 effects for looping pure or const calls.
3179 (verify_gimple_expr): Added verification code.
3180 * config/alpha/alpha.c (alpha_legitimize_address,
3181 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
3183 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
3184 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
3185 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
3186 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
3187 RTL_CONST_OR_PURE_CALL_P.
3188 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
3189 and const calls to be deleted.
3191 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3194 * config/i386/mmx.md (mmx_subv2sf3): New expander.
3195 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
3196 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
3197 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3198 to handle nonimmediate operands.
3199 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
3200 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
3201 to handle nonimmediate operands.
3202 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
3203 (mmx_pmulhrwv4hi3): New expander. Use
3204 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3205 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
3206 (sse2_umulv1siv1di3): New expander. Use
3207 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3208 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
3209 (mmx_eq<mode>3): New expander. Use
3210 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3211 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
3212 (mmx_uavgv8qi3): New expander. Use
3213 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3214 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
3215 (mmx_uavgv4hi3): New expander. Use
3216 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3218 * config/i386/sse.md
3219 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
3220 to handle nonimmediate operands.
3221 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
3222 to handle nonimmediate operands.
3223 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
3224 to handle nonimmediate operands.
3225 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
3226 to handle nonimmediate operands.
3227 (sse2_unpckhpd_exp): New expander. Use
3228 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3229 (sse2_unpcklpd_exp): New expander. Use
3230 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3231 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
3232 to handle nonimmediate operands.
3233 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
3234 to handle nonimmediate operands.
3235 (*sse2_<plusminus_insn><mode>3): Rename from
3236 sse2_<plusminus_insn><mode>3 insn pattern.
3237 (sse2_<plusminus_insn><mode>3): New expander. Use
3238 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3239 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
3240 (sse2_umulv2siv2di3): New expander. Use
3241 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3242 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
3243 (sse4_1_mulv2siv2di3): New expander. Use
3244 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3245 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
3246 (sse2_pmaddwd): New expander. Use
3247 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3248 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
3249 (sse2_eq<mode>3): New expander. Use
3250 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3251 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
3252 (sse4_1_eqv2di3): New expander. Use
3253 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3254 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3255 (sse2_uavgv16qi3): New expander. Use
3256 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3257 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3258 (sse2_uavgv16qi3): New expander. Use
3259 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3260 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
3261 (sse2_uavgv8hi3): New expander. Use
3262 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3263 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
3264 (ssse3_pmulhrswv8hi3): New expander. Use
3265 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3266 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
3267 (ssse3_pmulhrswv4hi3): New expander. Use
3268 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3270 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
3271 (<sse>_vmmul<mode>3): Ditto.
3272 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
3274 (ssse3_pmaddubsw128): Use register_operand for operand 1.
3275 (ssse3_pmaddubsw): Ditto.
3277 * config/i386/i386.c (struct_builtin_description)
3278 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
3279 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
3280 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
3281 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
3282 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
3283 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
3284 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
3285 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
3286 (ix86_fixup_binary_operands): Assert that src1
3287 and src2 must have the same mode when swapped.
3288 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
3289 and ix86_binary_operator_ok. Do not force operands in registers
3292 2008-05-07 Jan Hubicka <jh@suse.cz>
3294 * cgraph.c (dump_cgraph_node): Update.
3295 * cgraph.h (cgraph_local_info): Break out inline summary.
3296 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
3298 * ipa-inline (inline_summary): New accestor function.
3299 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
3300 cgraph_decide_inlining, compute_inline_parameters): Update.
3301 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
3303 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
3305 Cleanup ColdFire scheduling support and add V4 pipeline model.
3307 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
3308 (define_attr cpu): Add cfv4 value.
3309 (define_attr type, define_attr type1): Merge into a single 'type'
3310 attribute. Update all uses.
3311 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
3312 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
3314 (define_attr opx_mem, define_attr opy_mem): Remove.
3315 (define_attr op_mem): Clean up, update comment.
3316 (define_attr size): Use specific values instead of general int.
3317 (define_attr guess, define_attr split): Remove. Update all uses.
3318 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
3319 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
3320 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
3321 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
3322 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
3323 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
3324 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
3325 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
3326 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
3327 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
3328 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
3329 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
3330 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
3331 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
3332 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
3333 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
3334 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
3335 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
3336 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
3337 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
3338 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
3339 Update or set attributes.
3340 (stack_tie): New fake instruction.
3342 * config/m68k/m68k.h (TUNE_CFV4): New macro.
3343 (m68k_sched_attr_size): Update declaration.
3344 (m68k_sched_attr_type2): Remove.
3345 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
3346 Declare new bypass predicates.
3348 * config/m68k/m68k.c (m68k_sched_issue_rate,
3349 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
3351 (TARGET_SCHED_ISSUE_RATE,
3352 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
3353 (override_options): Handle scheduling for ColdFire V4 core.
3354 (m68k_expand_prologue): Emit stack_tie.
3355 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
3356 'OP_TYPE_FPN'. Update all uses.
3357 (sched_guess_p): Remove.
3358 (sched_address_type): Handle symbolic addresses.
3359 (sched_get_operand): New static function.
3360 (sched_operand_type): Merge into sched_attr_op_type.
3361 (sched_attr_op_type): Handle FP registers, handle quick constants,
3363 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
3364 (m68k_sched_attr_size): Update. Move logic to ...
3365 (sched_get_attr_size_int): New static function.
3366 (sched_get_opxy_mem_type): New static function.
3367 (m68k_sched_attr_op_mem): Update.
3368 (m68k_sched_attr_type2): Remove.
3369 (sched_cfv4_bypass_data): New static variable.
3370 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
3371 (m68k_sched_issue_rate): Implement scheduler hook.
3372 (struct _sched_ib: enabled_p): New field.
3373 (m68k_sched_variable_issue): Update. Handle V4.
3374 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
3375 sched_dump_class_func_t, sched_dump_split_class,
3376 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
3377 sched_dump_dfa_class, m68k_sched_dump): Remove.
3378 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
3380 (m68k_sched_init_global): Remove statisctics dumping, introduce
3381 sanity check that all instructions have pipeline reservations. Handle
3383 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
3384 Handle ColdFire V4 core.
3385 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
3386 New static functions.
3387 (m68k_sched_address_bypass_p): New bypass predicate.
3388 (sched_get_indexed_address_scale): New static function.
3389 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
3391 * cf.md: Update comments.
3392 (define_attr type2): Remove. Use 'type' attribute instead.
3394 (cf_ib): Rename to cfv123_ib. Update all uses.
3395 (cf_oep): Rename to cfv123_oep. Update all uses.
3396 (cf_chr): Rename to cfv123_chr. Update all uses.
3397 (cf_mem): Rename to cfv123_mem. Update all uses.
3398 (cf_mac): Move to more appropriate place.
3399 (cfv123_guess): New automaton and cpu_unit.
3400 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
3401 Update uses of 'size' attribute. Handle before reload scheduling.
3402 (cfv123_guess): New dummy reservation for unhandled instructions.
3403 (cfv4_*): Pipeline description of ColdFire V4 core.
3404 (ignore): New reservation to handle 'ignore' type.
3406 2008-05-07 Ian Lance Taylor <iant@google.com>
3409 * gimplify.c (find_single_pointer_decl_1): Don't look through
3411 (find_single_pointer_decl): Adjust comments.
3413 2008-05-07 Jakub Jelinek <jakub@redhat.com>
3416 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
3417 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
3420 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
3421 integral type rather than floating point, then VIEW_CONVERT_EXPR
3422 to the floating point type.
3424 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3426 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
3427 TFmode op0 to register.
3429 2008-05-07 Alan Modra <amodra@bigpond.net.au>
3431 * c-decl.c (grokdeclarator): Comment typo.
3433 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
3435 * tree-flow.h: Remove prototype for computed_goto_p.
3436 * tree-cfg.c (computed_goto_p): Make static.
3438 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
3441 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
3442 (contains_aligned_value_p): This. Handle _Decimal128.
3443 (ix86_function_arg_boundary): Only align _Decimal128 to its
3444 natural boundary and handle it properly.
3446 2008-05-06 Martin Jambor <mjambor@suse.cz>
3448 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
3449 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
3450 (ipcp_method_set_orig_node): Removed.
3451 (ipcp_cval_get_cvalue_type): Removed.
3452 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
3453 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
3454 (ipcp_cval_set_cvalue_type): Removed.
3455 (ipcp_cval_get_cvalue): Removed.
3456 (ipcp_cval_set_cvalue): Removed.
3457 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
3458 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
3459 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
3460 (ipcp_cval_meet): Renamed to ipa_lattice_meet
3461 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
3462 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
3463 (ipcp_get_ith_lattice): Changed parameters.
3464 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
3465 (ipcp_lattice_from_jfunc): Changed parameters.
3466 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
3467 (ipcp_method_cval_print): Added temporary variable info.
3468 (ipcp_redirect): Removed already unused local variable caller.
3469 (ipcp_redirect): New temporary variable orig_callee_info
3470 (ipcp_redirect): Removed newly unused local variable callee.
3471 (ipcp_redirect): Removed (a bit confusing) local variable type.
3472 (ipcp_insert_stage): Added local variable info.
3473 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
3475 (ipcp_formal_create): Removed.
3476 (ipcp_method_cval_set): Removed.
3477 (ipcp_propagate_stage): Renamed lattice variables.
3478 (ipcp_method_cval_set_cvalue_type): Removed.
3479 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
3480 (ipcp_print_all_lattices): Changed printed strings to refer to
3481 lattices rather than cvals.
3482 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
3483 (ipcp_propagate_const): Changed formal parameters.
3484 (build_const_val): Changed formal parameters.
3485 (ipcp_insert_stage): Removed useless variable cvalue
3486 (build_const_val): Changed formal parameters.
3487 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
3488 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
3489 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
3490 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
3491 (ipcp_print_func_profile_counts): Changed string from "method" to
3493 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
3494 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
3495 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
3496 (ipcp_structures_print): Renamed to ipcp_print_all_structures
3497 (ipcp_profile_print): Renamed to ipcp_print_profile_data
3498 (ipcp_lat_is_const): Changed parameters and made inline.
3499 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
3500 (ipcp_redirect): Renamed to ipcp_need_redirect_p
3501 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
3502 the predicate condition directly
3503 (ipcp_propagate_stage): Added local variable args. Removed local
3504 variable callee. (Both are mere code simplifications.)
3505 (ipcp_method_dont_insert_const): Renamed to
3506 ipcp_node_not_modifiable_p.
3507 (ipcp_node_not_modifiable_p): Made inline.
3508 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
3509 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
3510 (ipcp_print_all_lattices): Removed variable cvalue
3511 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
3514 2008-05-06 Olivier Hainque <hainque@adacore.com>
3516 * tree-sra.c (try_instantiate_multiple_fields): Early return
3517 if field has POINTER_TYPE.
3519 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
3521 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
3522 by using 'q' specifier for instruction.
3523 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
3525 2008-05-06 Anatoly Sokolov <aesok@post.ru>
3527 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
3528 Change mode of zero_extract from QImode to HImode.
3529 (sign bit tests peepholes): (Ditto.).
3531 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
3533 * config/i386/mmx.md: Remove double backslashes from asm templates.
3534 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
3535 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3536 to handle nonimmediate operands.
3537 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
3538 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3539 to handle nonimmediate operands.
3540 (*mmx_<code>v2sf3_finite): New insn pattern.
3541 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
3542 (mmx_<code>v2sf3): New expander. Use
3543 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3544 (mmx_<plusminus_insn><mode>3): New expander. Use
3545 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3546 (*mmx_<plusminus_insn><mode>3): New insn pattern.
3547 (mmx_add<mode>3): Removed.
3548 (mmx_ssadd<mode>3): Ditto.
3549 (mmx_usadd<mode>3): Ditto.
3550 (mmx_sub<mode>3): Ditto.
3551 (mmx_sssub<mode>3): Ditto.
3552 (mmx_ussub<mode>3): Ditto.
3553 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
3554 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
3555 to handle nonimmediate operands.
3556 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
3558 (mmx_smulv4hi3_highpart): New expander. Use
3559 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3560 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
3562 (mmx_umulv4hi3_highpart): New expander. Use
3563 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3564 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
3565 (mmx_<code>v4hi3): New expander. Use
3566 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3567 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
3568 (mmx_<code>v8qi3): New expander. Use
3569 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3570 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
3571 (mmx_<code><mode>3): New expander. Use
3572 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3574 2008-05-05 Jan Hubicka <jh@suse.cz>
3576 PR tree-optimization/36118
3577 * passes.c (pass_init_dump_file): Fix dump header.
3579 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3582 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
3583 VCE for function decls.
3585 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
3587 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
3589 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
3591 * config/i386/i386.md (sat_plusminus): New.
3592 (plusminus_insn): Likewise.
3593 (plusminus_mnemonic): Likewise.
3595 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
3596 (*<addsub><mode>3_cc_overflow): Renamed to ...
3597 (*<plusminus_insn><mode>3_cc_overflow): This.
3598 (*<addsub>si3_zext_cc_overflow): Renamed to ...
3599 (*<plusminus_insn>si3_zext_cc_overflow): This.
3601 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
3602 (<plusminus_insn><mode>3): This.
3603 (*<addsub><mode>3): Renamed to ...
3604 (*<plusminus_insn><mode>3): This.
3605 (<sse>_vm<addsub><mode>3): Renamed to ...
3606 (<sse>_vm<plusminus_insn><mode>3): This.
3607 (sse3_h<addsub>v4sf3): Renamed to ...
3608 (sse3_h<plusminus_insn>v4sf3): This.
3609 (sse3_h<addsub>v2df3): Renamed to ...
3610 (sse3_h<plusminus_insn>v2df3): This.
3611 (<plusminus_insn><mode>3): New.
3612 (*<plusminus_insn><mode>3): Likewise.
3613 (sse2_<plusminus_insn><mode>3): Likewise.
3614 (add<mode>): Removed.
3615 (*add<mode>3): Likewise.
3616 (sse2_ssadd<mode>3): Likewise.
3617 (sse2_usadd<mode>3): Likewise.
3618 (sub<mode>3): Likewise.
3619 (*sub<mode>3): Likewise.
3620 (sse2_sssub<mode>3): Likewise.
3621 (sse2_ussub<mode>3): Likewise.
3623 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
3625 * gthr-single.h: Add in required interface elements as per gthr.h.
3626 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
3627 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
3628 Generalize UNUSED macro.
3629 (__gthread_once): Add.
3630 (__gthread_key_create): Add.
3631 (__gthread_key_delete): Add.
3632 (__gthread_getspecific): Add.
3633 (__gthread_setspecific): Add.
3635 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
3637 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
3638 the same size types for the indirect reference on the rhs, then
3641 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
3643 * config/i386/i386.md
3644 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
3645 one insn template instead of template series.
3646 (*xordi_1_rex64): Ditto.
3647 (*xordi_2_rex64): Ditto.
3649 2008-05-05 Ira Rosen <irar@il.ibm.com>
3651 PR tree-optimization/36119
3652 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
3655 2008-06-04 Jan Hubicka <jh@suse.cz>
3657 tree-optimization/36100
3658 * tree-pass.h (pass_O0_always_inline): Declare.
3659 * ipa-inline.c (inline_transform): Remove dead code.
3660 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
3661 pass_O0_always_inline): New.
3662 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
3664 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
3666 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
3667 mnemonic in this_param move for TARGET_64BIT.
3669 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
3671 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
3672 (*strmovsi_rex_1): Ditto.
3673 (*strsetsi_1): Ditto.
3674 (*strsetsi_rex_1): Ditto.
3676 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
3677 adddicc expanders using SWI mode iterator.
3679 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
3682 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
3685 2008-05-04 David S. Miller <davem@davemloft.net>
3687 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
3688 (sparc*-*-linux*): Use linux.h in tm_file.
3689 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
3690 compiler defaulting to 32-bit.
3691 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
3693 * config/sparc/linux.h: Remove definitions now obtained
3694 properly from linux.h
3695 * config/sparc/linux64.h: Likewise.
3696 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
3697 don't want this setting for 32-bit builds in a biarch compiler.
3698 * doc/install.texi: Add sparc-linux to list of targets
3699 supporting --enable-targets=all.
3701 2008-05-03 Andrew Pinski <pinskia@gmail.com>
3703 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
3705 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
3707 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
3708 after V4SI_FTYPE_V8HI.
3709 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
3710 case V4SI_FTYPE_V2DF.
3712 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
3714 * doc/invoke.texi (max-flow-memory-locations): Removed.
3715 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
3717 2008-05-03 Richard Guenther <rguenther@suse.de>
3720 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
3722 2008-05-02 David S. Miller <davem@davemloft.net>
3724 * config.gcc (need_64bit_hwint): Document libcpp dependency.
3726 2008-05-02 Simon Baldwin <simonb@google.com>
3729 * c-common.h (warn_array_subscript_range): Removed.
3730 * c-common.c (warn_array_subscript_range): Ditto.
3731 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
3732 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
3734 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3736 * config/i386/i386.c (ix86_special_builtin_type): New.
3737 (bdesc_special_args): Likewise.
3738 (ix86_expand_special_args_builtin): Likewise.
3739 (ix86_init_mmx_sse_builtins): Updated.
3740 (ix86_expand_builtin): Updated.
3741 (ix86_expand_store_builtin): Removed.
3742 (ix86_expand_unop_builtin): Likewise.
3744 * config/i386/mm3dnow.h (__v2sf): Moved to ...
3745 * config/i386/mmintrin.h (__v2sf): Here.
3747 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
3749 (_mm_loadl_pi): Likewise.
3750 (_mm_storeh_pi): Replace __v2si with __v2sf.
3751 (_mm_storel_pi): Likewise.
3753 * doc/extend.texi: Correct __builtin_ia32_loadhps,
3754 __builtin_ia32_loadlps, __builtin_ia32_storehps,
3755 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
3756 __builtin_ia32_loadlpd.
3758 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3760 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
3761 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
3762 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
3763 (ix86_init_mmx_sse_builtins): Updated.
3764 (ix86_expand_args_builtin): Likewise.
3765 (ix86_expand_builtin): Likewise.
3766 (ix86_expand_unop1_builtin): Renamed to ...
3767 (ix86_expand_unop_vec_merge_builtin): This.
3769 2008-05-01 Jan Hubicka <jh@suse.cz>
3772 * ipa-inline.c (inline_generate_summary): Make static.
3773 (inline_transform): Do not call inlining at -O0; make static.
3774 * passes.c (execute_todo): Add sanity check.
3775 (execute_one_ipa_transform_pass): Execute proper flags.
3777 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
3779 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
3780 (DECL_NONADDRESSABLE_P): Likewise.
3781 * alias.c (record_component_aliases): Fix comment.
3783 2008-05-01 Simon Baldwin <simonb@google.com>
3785 * c-common.h (warn_array_subscript_range): New function.
3786 * c-common.c (warn_array_subscript_range): Ditto.
3787 * tree-vrp.c (check_array_ref): Corrected code to agree with
3788 comment, ignoring only arrays of size 0 or size 1.
3789 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
3791 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3793 * config/i386/i386.c (ix86_builtin_type): Replace
3794 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
3795 (bdesc_args): Updated.
3796 (ix86_init_mmx_sse_builtins): Likewise.
3797 (ix86_expand_args_builtin): Likewise.
3799 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
3802 * doc/extend.texi: Correct __builtin_ia32_palignr.
3804 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3807 * config/i386/i386.c (bdesc_crc32): Removed.
3808 (ix86_expand_crc32): Likewise.
3809 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
3810 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
3811 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
3812 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
3813 UINT_FTYPE_UINT_UCHAR.
3814 (bdesc_args): Updated. Add crc32 builtins.
3815 (ix86_init_mmx_sse_builtins): Updated.
3816 (ix86_expand_args_builtin): Updated to support subreg.
3818 * doc/extend.texi: Correct __builtin_ia32_crc32di.
3820 2008-05-01 Jan Hubicka <jh@suse.cz>
3822 * tree-pass.h (opt_pass): Add IPA_PASS.
3823 (varpool_node, cgraph_node): Forward declare.
3824 (ipa_opt_pass): Define.
3825 (pass_ipa_inline): Turn into ipa_opt_pass.
3826 (pass_apply_inline): Remove.
3827 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
3828 (apply_inline): Turn into ....
3829 (inline_transform): ... this one.
3830 (inline_generate_summary): New function.
3831 (pass_apply_inline): Remove.
3832 * function.h (ipa_opt_pass): Forward declare structure; typedef;
3834 (struct function): Add ipa_transforms_to_apply.
3835 * passes.c (register_one_dump_file): Work on IPA_PASS.
3836 (init_optimization_passes): Remove pass_inline_parameters and
3838 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
3839 (execute_one_pass) ... here; apply transforms when possible.
3840 (add_ipa_transform_pass, execute_ipa_summary_asses,
3841 execute_one_ipa_transform_pass): New.
3842 (execute_ipa_pass_list): Update for IPA_PASS type.
3844 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3846 * config/i386/i386.c (ix86_builtin_type): Add
3847 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
3848 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
3849 (bdesc_args): Add SSE4a builtins.
3850 (ix86_init_mmx_sse_builtins): Updated.
3851 (ix86_expand_args_builtin): Likewise.
3852 (ix86_expand_builtin): Likewise.
3854 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3856 * config/i386/i386.c (ix86_builtin_type): Add
3857 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
3858 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
3859 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
3860 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
3861 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
3862 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
3863 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
3864 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
3865 and DI_FTYPE_DI_DI_INT.
3866 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
3867 (ix86_init_mmx_sse_builtins): Updated.
3868 (ix86_expand_args_builtin): Likewise.
3869 (ix86_expand_builtin): Likewise.
3870 (ix86_expand_binop_imm_builtin): Removed.
3872 * doc/extend.texi: Correct __builtin_ia32_palignr128.
3874 2008-04-30 Richard Guenther <rguenther@suse.de>
3876 PR tree-optimization/32921
3877 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
3879 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
3881 * config/arm/arm.c (arm_unwind_emit): Use
3882 crtl->all_throwers_are_sibcalls instead of
3883 cfun->all_throwers_are_sibcalls.
3884 (arm_output_fn_unwind): Likewise.
3885 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
3886 instead of cfun->uses_pic_offset_table.
3887 (frv_expand_prologue): Likewise.
3888 (frv_frame_pointer_required): Likewise.
3889 (frv_expand_fdpic_call): Likewise.
3890 (frv_emit_movsi): Likewise.
3891 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
3892 cfun->returns_pcc_struct instead of
3893 current_function_returns_pcc_struct.
3894 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
3895 instead of cfun->calls_eh_return.
3896 (m32c_pushm_popm): Likewise.
3897 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
3898 "extern" declaration.
3900 2008-04-30 Richard Guenther <rguenther@suse.de>
3902 PR tree-optimization/21636
3903 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
3905 (evaluate_stmt): Print the likely value.
3906 (ccp_visit_stmt): Avoid excessive vertical spacing.
3908 2008-04-30 Rafael Espindola <espindola@google.com>
3910 * builtins.c (fold_call_expr): Return realret.
3911 * tree-ssa-threadedge.c
3912 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
3913 __builtin_object_size.
3915 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
3917 * gcc.c (wrapper_string): New variable.
3918 (insert_wrapper): New function.
3919 (execute): New option -wrapper.
3920 * doc/invoke.texi (Overall Options): New driver option -wrapper.
3922 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
3924 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
3925 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
3926 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
3928 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
3929 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
3930 config/rs6000/e500crtres64gprctr.asm,
3931 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
3932 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
3933 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
3934 config/rs6000/e500crtsav64gprctr.asm,
3935 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
3936 config/rs6000/e500crtsavg64gprctr.asm: New files.
3937 * config/rs6000/t-ppccomm: Add build rules for new files.
3938 (LIB2FUNCS_STATIC_EXTRA): Add new files.
3939 * config/rs6000/t-netbsd: Add build rules for new files.
3940 (LIB2FUNCS_STATIC_EXTRA): New variable.
3941 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
3942 (CRTSAVRES_DEFAULT_SPEC): Likewise.
3943 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
3945 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
3947 * config/i386/i386.c (ix86_builtin_type): Add
3948 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
3949 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
3950 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
3951 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
3952 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
3953 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
3954 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
3955 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
3956 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
3957 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
3958 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
3959 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
3960 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
3961 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
3962 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
3963 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
3964 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
3965 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
3966 V1DI_FTYPE_V2SI_V2SI.
3967 (bdesc_2arg): Moved to ...
3969 (ix86_init_mmx_sse_builtins): Updated.
3970 (ix86_expand_args_builtin): Updated. Take a pointer
3971 to const struct builtin_description. Handle comparison
3973 (ix86_expand_sse_compare): Take a new argument for swapping operands.
3974 (ix86_expand_builtin): Updated.
3976 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
3977 (ssse3_pmaddubsw128): This.
3978 (ssse3_pmaddubswv4hi3): Renamed to ...
3979 (ssse3_pmaddubsw): This.
3981 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
3982 (__builtin_ia32_packssdw128): Likewise.
3983 (__builtin_ia32_packuswb128): Likewise.
3984 (__builtin_ia32_pmaddubsw): Likewise.
3985 (__builtin_ia32_pmaddubsw128): Likewise.
3987 2008-04-30 Richard Guenther <rguenther@suse.de>
3989 PR tree-optimization/14847
3990 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
3991 (recognize_bits_test): Use it.
3992 (recognize_single_bit_test): Likewise.
3994 2008-04-30 Martin Jambor <mjambor@suse.cz>
3996 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
3997 instead of setting number of formal parameters to zero.
3998 (ipcp_init_stage): Do not set the number of actual parameters to zero
4000 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
4001 which are called with variable number of arguments.
4002 (ipcp_insert_stage): Explicitely skipping all nodes which are
4003 called with variable number of arguments.
4004 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
4005 number of parameters.
4007 * ipa-prop.h (struct ipa_node_params): Added flag
4008 called_with_var_arguments
4009 (ipa_set_param_count): Added. Changed sole setter to use it.
4010 (ipa_get_param_count): Added. All readers of param_count
4011 converted to use it instead.
4012 (ipa_set_called_with_variable_arg): Added.
4013 (ipa_is_called_with_var_arguments): Added.
4014 (ipa_get_ith_param): Added. All readers of param_decls converted
4016 (ipa_set_cs_argument_count): Added, sole writer to argument_count
4018 (ipa_get_cs_argument_count): Added, all readers of argument_count
4020 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
4023 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
4024 (struct ipcp_lattice): Renamed cval_type to type
4025 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
4027 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
4028 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
4029 (ipcp_insert_stage): Changed the type of variable cvalue to tree
4030 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
4031 (build_const_val): Changed the type of parameter cvalue to tree
4032 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
4033 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
4035 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
4038 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
4039 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
4040 (ipa_add_method): Renamed to ipa_push_func_to_list
4041 (ipa_remove_method): Renamed to ipa_pop_func_from_list
4042 (ipa_callsite_param_count): Removed.
4043 (ipa_callsite_param_count_set): Removed.
4044 (ipa_callsite_param): Removed.
4045 (ipa_callsite_callee): Removed.
4046 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
4047 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
4048 (ipa_method_formal_count): Removed.
4049 (ipa_method_formal_count_set): Removed.
4050 (ipa_method_get_tree): Removed.
4051 (ipa_method_tree_map_create): Removed.
4052 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
4053 (ipa_create_param_decls_array): Creates the array itself
4054 (ipa_create_param_decls_array): Temporary variable info instead of
4056 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
4057 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
4058 (get_type): Removed.
4059 (ipa_jf_get_info_type): Removed.
4060 (ipa_node_create): Renamed to ipa_create_node_params
4061 (ipa_free): Renamed to ipa_free_all_node_params
4062 (ipa_nodes_create): Renamed to ipa_create_all_node_params
4063 (ipa_edges_create): Renamed to ipa_create_all_edge_args
4064 (ipa_edges_free): Renamed to ipa_free_all_edge_args
4065 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
4066 (ipa_free_all_node_params): Deallocation to jump_functions moved to
4067 ipa_free_all_edge_args
4068 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
4069 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
4070 (ipa_create_methodlist_node): Removed.
4071 (ipa_methodlist_method): Removed.
4072 (ipa_methodlist_method_set): Removed.
4073 (ipa_methodlist_next_method): Removed.
4074 (ipa_methodlist_next_method_set): Removed.
4075 (ipa_method_is_modified): Removed.
4076 (ipa_method_modify_create): Removed.
4077 (ipa_method_modify_init): Temporary variable info instead of a few
4079 (ipa_detect_param_modifications): Temporary variable info instead of
4081 (ipa_compute_jump_functions): Temporary variable info instead of
4083 (ipa_method_modify_set): Removed.
4084 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
4085 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
4086 than craph_node as the first parameter.
4087 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
4088 (ipa_method_modify_init): Removed.
4089 (ipa_compute_jump_functions): Added a temp variable instead of
4090 repeatadly dereferencing the cgraph_edge.aux pointer
4091 (ipa_callsite_param_set_type): Removed.
4092 (ipa_compute_jump_functions): i renamed to index and moved to
4094 (ipa_callsite_param_set_info_type_formal): Removed.
4095 (ipa_callsite_param_set_info_type): Removed.
4096 (ipa_callsite_param_map_create): Removed.
4097 (ipa_callsite_tree): Removed.
4098 (ipa_callsite_caller): Removed.
4099 (ipa_pop_func_from_list): return_method removed to return_func
4101 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
4102 prefixed all values with IPA_. Changed all users.
4103 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
4104 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
4105 and FORMAL_IPATYPE IPA_PASS_THROUGH.
4106 (union parameter_info): Renamed to jump_func_value.
4107 (union jump_func_value): Renamed value to constant
4108 (struct ipa_jump_func): Renamed info_type to value
4109 (struct ipa_node): Renamed to ipa_node_params
4110 (struct ipa_node_params): Renamed ipa_arg_num to param_count
4111 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
4112 (struct ipa_node_params): Renamed ipa_mod to modified_flags
4113 (struct ipa_edge): Renamed to ipa_edge_args
4114 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
4115 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
4116 (struct ipa_methodlist): Renamed to ipa_func_list
4117 (struct ipa_func_list): method_p renamed to node, next_method
4119 (ipa_methodlist_p): Removed, switched all users to struct pointer
4120 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
4122 2008-04-30 Alan Modra <amodra@bigpond.net.au>
4124 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
4125 (rs6000_emit_epilogue): Use backchain to restore only when we
4126 have a large frame. Make use of frame pointer to restore if we
4127 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
4129 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
4131 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
4132 Add mode to zero_extract.
4133 (sign bit tests peepholes): (Ditto.).
4135 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
4137 * config/i386/i386.c (ix86_builtins): Replace Prescott New
4138 Instructions in comments with SSE3.
4139 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
4140 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
4141 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
4142 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
4143 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
4144 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
4145 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
4146 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
4147 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
4148 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
4149 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
4150 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
4151 (bdesc_sse_args): Renamed to ...
4152 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
4153 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
4154 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
4156 (bdesc_1arg): Moved to ...
4158 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
4159 Instructions in comments with SSE3.
4160 (ix86_expand_sse_operands_builtin): Renamed to ...
4161 (ix86_expand_args_builtin): This. Updated.
4162 (ix86_expand_unop1_builtin): Update comments.
4163 (ix86_expand_builtin): Updated.
4165 2008-04-29 Richard Guenther <rguenther@suse.de>
4167 PR tree-optimization/36078
4168 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
4169 Update virtual SSA form after cleaning up the CFG.
4171 2008-04-29 Richard Guenther <rguenther@suse.de>
4174 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
4176 2008-04-29 Richard Guenther <rguenther@suse.de>
4178 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
4179 (compute_may_aliases): Do not call finalize_ref_all_pointers.
4180 (compute_flow_insensitive_aliasing): Do not treat
4181 PTR_IS_REF_ALL pointers special.
4182 (get_smt_for): Likewise.
4183 (may_alias_p): Re-structure.
4184 (is_escape_site): A ref-all pointer conversion is not an escape site.
4185 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
4186 PTR_IS_REF_ALL pointers special.
4187 * tree-ssa-structalias.h (struct alias_info): Remove
4188 ref_all_symbol_mem_tag field.
4189 (PTR_IS_REF_ALL): Remove.
4191 2008-04-29 Richard Guenther <rguenther@suse.de>
4194 * fold-const.c (extract_muldiv_1): In combining division constants
4195 make sure to never overflow.
4197 2008-04-29 Nick Clifton <nickc@redhat.com>
4199 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
4201 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4204 * optc-gen.awk: Work around HP-UX/IA awk bug.
4206 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
4208 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
4211 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4214 * config/i386/i386.md
4215 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
4216 Change operand 1 predicate to nonimmediate_operand.
4218 2008-04-28 Jakub Jelinek <jakub@redhat.com>
4221 * dwarf2out.c (struct die_struct): Mark as chain_circular through
4223 * gengtype.c (walk_type, write_func_for_structure): Handle
4225 * doc/gty.texi: Document chain_circular.
4227 2008-04-28 Richard Guenther <rguenther@suse.de>
4229 PR tree-optimization/36066
4230 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
4233 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4236 * config/i386/i386.md
4237 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
4238 Use match_scratch instead of match_operand for operands 3 and 4.
4240 2008-04-27 Richard Guenther <rguenther@suse.de>
4242 PR tree-optimization/18754
4243 PR tree-optimization/34223
4244 * tree-pass.h (pass_complete_unrolli): Declare.
4245 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
4246 loop size before and after unconditionally of UL_NO_GROWTH in effect.
4247 Rewrite loop into loop closed SSA form if it is not already.
4248 (tree_unroll_loops_completely): Re-structure to iterate over
4249 innermost loops with intermediate CFG cleanups.
4250 Unroll outermost loops only if requested or the code does not grow
4252 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
4253 loops are available.
4254 (tree_vectorize): Instead do so here.
4255 (tree_complete_unroll): Also unroll outermost loops.
4256 (tree_complete_unroll_inner): New function.
4257 (gate_tree_complete_unroll_inner): Likewise.
4258 (pass_complete_unrolli): New pass.
4259 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
4260 uses outside of the loop.
4261 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
4262 form if it is available.
4263 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
4264 * passes.c (init_optimization_passes): Schedule complete inner
4265 loop unrolling pass before the first CCP pass after final inlining.
4267 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
4269 * targhooks.h (default_emutls_var_fields,
4270 default_emutls_var_init): Declare.
4271 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
4272 * target.h (struct gcc_target): Add struct emutls member.
4273 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
4274 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
4275 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
4276 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
4277 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
4278 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
4279 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
4280 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
4281 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
4282 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
4283 emit debug information.
4284 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
4285 * varasm.c: Include targhooks.h.
4286 (emutls_object_section, emutls_tmpl_section): New.
4287 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
4288 (EMUTLS_SEPARATOR): New.
4290 (get_emutls_object_name): New.
4291 (default_emutls_var_fields): New, broken out of ...
4292 (get_emutls_object_type): ... here. Adjust to use target hooks.
4293 (get_emutls_init_templ_addr): Adjust to use target hooks.
4294 (emutls_decl): Adjust to use target hooks.
4295 (emutls_finish): Likewise.
4296 (default_emutls_var_init): New, broken out of ...
4297 (assemble_variable): ... here. Adjust to use target hooks.
4298 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
4300 * c-common.c (handle_section_attribute): Prevent overriding
4301 sections for emulated tls with special sections.
4302 * config/i386/i386.c (x86_64_elf_select_section): Add
4303 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
4304 (x86_64_elf_unique_section): Likewise.
4305 * config/vxworks.c: Include tree.h.
4306 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
4307 (vxworks_override_options): Set TLS scheme.
4308 * doc/tm.texi (Emulated TLS): New node.
4310 2008-04-26 Simon Baldwin <simonb@google.com>
4313 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
4314 with propagated string constants.
4316 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
4318 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
4319 constraint for operand 2 when operand 0 is memory operand.
4320 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
4321 operand 0 is memory operand.
4322 (fix_trunc<mode>_i387_with_temp): Ditto.
4323 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
4324 operand 2 when operand 1 is memory operand.
4325 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
4326 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
4327 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
4328 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
4329 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
4330 operands 2,3 and 4 when operand 1 is memory operand.
4331 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
4333 (fistdi2_floor_with_temp): Ditto.
4334 (fist<mode>2_floor_with_temp): Ditto.
4335 (fistdi2_ceil_with_temp): Ditto.
4336 (fist<mode>2_ceil_with_temp): Ditto.
4337 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
4339 2008-04-26 David Daney <ddaney@avtrex.com>
4341 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
4343 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
4344 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
4345 UNSPEC_UPDATE_GOT_VERSION): Renumber.
4346 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
4347 (compare_and_swap_12): New insn.
4348 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
4349 * config/mips/mips.c (mips_force_binary): New function.
4350 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
4351 (mips_expand_compare_and_swap_12): New function.
4352 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
4354 2008-04-25 Jan Hubicka <jh@suse.cz>
4357 * cfgexpand.c (pass_expand): Turn into RTL pass.
4358 * passes.c (execute_one_pass): Do pass typechecking after execution.
4359 * tree-pass.h (pass_expand): Turn into RTL pass.
4361 * function.h (struct rtl_data): Move here fields
4362 accesses_prior_frames, calls_eh_return, saves_all_registers,
4363 has_nonlocal_goto, has_asm_statement, is_thunk,
4364 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
4365 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
4366 arg_pointer_save_area_init from struct function; turn into bool.
4367 (struct function): Move
4368 calls_eh_return, saves_all_registers, has_nonlocal_goto,
4369 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
4370 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
4371 tail_call_emit, arg_pointer_save_area_init
4372 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
4373 (current_function_returns_struct, current_function_returns_pcc_struct,
4374 current_function_calls_setjmp, current_function_calls_alloca,
4375 current_function_accesses_prior_frames,
4376 current_function_calls_eh_return, current_function_is_thunk,
4377 current_function_stdarg, current_function_profile,
4378 current_function_limit_stack, current_function_uses_pic_offset_table,
4379 current_function_uses_const_pool, current_function_has_nonlocal_label,
4380 current_function_saves_all_registers,
4381 current_function_has_nonlocal_goto,
4382 current_function_has_asm_statement): Remove accesor macros.
4383 * ra-conflict.c (global_conflicts): Update.
4384 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
4385 (suitable_for_tail_call_opt_p): Update.
4386 * builtins.c (expand_builtin_return_addr): Update.
4387 (expand_builtin_setjmp_setup): Update.
4388 (expand_builtin_nonlocal_goto): Update.
4389 * final.c (final_start_function): Update.
4390 (profile_function): Update.
4391 (leaf_function_p): Update.
4392 (only_leaf_regs_used): Update.
4393 * df-scan.c (df_get_exit_block_use_set): Update.
4394 * dojump.c (clear_pending_stack_adjust): Update.
4395 * tree-stdarg.c (gate_optimize_stdarg): Update.
4396 * gimple-low.c (lower_function_body): Update.
4397 * global.c (compute_regsets): Update.
4398 (global_alloc): Update.
4399 * dwarf2out.c (dwarf2out_begin_prologue): Update.
4400 * expr.c (expand_assignment): Update.
4401 * dse.c (dse_step0): Update.
4402 (dse_step1): Update.
4403 * c-decl.c (store_parm_decls): Update.
4404 * local-alloc.c (combine_regs): Update.
4405 (find_free_reg): Update.
4406 * function.c (assign_parms_augmented_arg_list): Update.
4407 (assign_parm_find_data_types): Update.
4408 (assign_parms): Update.
4409 (allocate_struct_function): Update.
4410 (expand_function_start): Update.
4411 (expand_function_end): Update.
4412 (get_arg_pointer_save_area): Update.
4413 (thread_prologue_and_epilogue_insns): Update.
4414 (rest_of_match_asm_constraints): Update.
4415 * stor-layout.c (variable_size): Update.
4416 * gcse.c (gcse_main): Update.
4417 (bypass_jumps): Update.
4418 * gimplify.c (gimplify_function_tree): Update.
4419 * calls.c (emit_call_1): Update.
4420 (expand_call): Update.
4421 * bt-load.c (compute_defs_uses_and_gen): Update.
4422 * except.c (sjlj_assign_call_site_values): Update.
4423 (sjlj_emit_function_enter): Update.
4424 (can_throw_external): Update.
4425 (set_nothrow_function_flags): Update.
4426 (expand_builtin_unwind_init): Update.
4427 (expand_eh_return): Update.
4428 (convert_to_eh_region_ranges): Update.
4429 (output_function_exception_table): Update.
4430 * emit-rtl.c (gen_tmp_stack_mem): Update.
4431 * cfgexpand.c (expand_used_vars): Update.
4432 (tree_expand_cfg): Update.
4433 * cfgcleanup.c (rest_of_handle_jump): Update.
4434 * explow.c (allocate_dynamic_stack_space): Update.
4435 * varasm.c (assemble_start_function): Update.
4436 (force_const_mem): Update.
4437 (mark_constant_pool): Update.
4438 * tree-optimize.c (tree_rest_of_compilation): Update.
4439 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
4440 * tree-cfg.c (notice_special_calls): Update.
4441 (is_ctrl_altering_stmt): Update.
4442 (tree_can_make_abnormal_goto): Update.
4443 (tree_purge_dead_abnormal_call_edges): Update.
4444 * config/alpha/predicates.md: Update.
4445 * config/alpha/alpha.c (alpha_sa_mask): Update.
4446 (alpha_sa_size): Update.
4447 (alpha_does_function_need_gp): Update.
4448 (alpha_expand_prologue): Update.
4449 (alpha_start_function): Update.
4450 (alpha_output_function_end_prologue): Update.
4451 (alpha_expand_epilogue): Update.
4452 * config/frv/frv.c (frv_stack_info): Update.
4453 (frv_expand_epilogue): Update.
4454 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
4455 (s390_register_info): Update.
4456 (s390_frame_info): Update.
4457 (s390_init_frame_layout): Update.
4458 (s390_can_eliminate): Update.
4459 (save_gprs): Update.
4460 * config/spu/spu.c (spu_split_immediate): Update.
4461 (need_to_save_reg): Update.
4462 (spu_expand_prologue): Update.
4463 (spu_expand_epilogue): Update.
4464 * config/sparc/sparc.md: Update.
4465 * config/sparc/sparc.c (eligible_for_return_delay): Update.
4466 (sparc_tls_got): Update.
4467 (legitimize_pic_address): Update.
4468 (sparc_emit_call_insn): Update.
4469 (sparc_expand_prologue): Update.
4470 (output_return): Update.
4471 (print_operand): Update.
4472 (sparc_function_ok_for_sibcall): Update.
4473 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
4474 * config/m32r/m32r.md: Update.
4475 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
4476 (m32r_compute_frame_size): Update.
4477 (m32r_expand_prologue): Update.
4478 (m32r_expand_epilogue): Update.
4479 (m32r_legitimize_pic_address): Update.
4480 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
4481 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
4482 * config/i386/i386.c (ix86_frame_pointer_required): Update.
4484 (ix86_save_reg): Update.
4485 (ix86_compute_frame_layout): Update.
4486 (ix86_expand_prologue): Update.
4487 (ix86_expand_epilogue): Update.
4488 * config/sh/sh.c (output_stack_adjust): Update.
4489 (calc_live_regs): Update.
4490 (sh5_schedule_saves): Update.
4491 (sh_expand_prologue): Update.
4492 (sh_expand_epilogue): Update.
4493 (sh_setup_incoming_varargs): Update.
4494 (sh_allocate_initial_value): Update.
4495 (sh_get_pr_initial_val): Update.
4496 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
4497 * config/sh/sh.md (label:): Update.
4498 * config/avr/avr.c (out_movhi_mr_r): Update.
4499 * config/crx/crx.h (enum): Update.
4500 * config/xtensa/xtensa.h (along): Update.
4501 * config/stormy16/stormy16.c Update.
4502 (xstormy16_compute_stack_layout): Update.
4503 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
4504 (fr30_expand_prologue): Update.
4505 * config/cris/cris.c (cris_conditional_register_usage): Update.
4506 (cris_reg_saved_in_regsave_area): Update.
4507 (cris_initial_frame_pointer_offset): Update.
4508 (cris_simple_epilogue): Update.
4509 (cris_expand_prologue): Update.
4510 (cris_expand_epilogue): Update.
4511 (cris_expand_pic_call_address): Update.
4512 (cris_asm_output_symbol_ref): Update.
4513 (cris_asm_output_label_ref): Update.
4514 * config/cris/cris.md Update.
4515 * config/iq2000/iq2000.c (compute_frame_size): Update.
4516 (iq2000_expand_epilogue): Update.
4517 * config/mt/mt.h (save_direction): Update.
4518 * config/mn10300/mn10300.c (mn10300_function_value): Update.
4519 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4520 (ia64_secondary_reload_class): Update.
4521 * config/m68k/m68k.c (m68k_save_reg): Update.
4522 (m68k_expand_prologue): Update.
4523 (m68k_expand_epilogue): Update.
4524 (legitimize_pic_address): Update.
4525 * config/rs6000/rs6000.c (rs6000_got_register): Update.
4526 (first_reg_to_save): Update.
4527 (first_altivec_reg_to_save): Update.
4528 (compute_vrsave_mask): Update.
4529 (compute_save_world_info): Update.
4530 (rs6000_stack_info): Update.
4531 (spe_func_has_64bit_regs_p): Update.
4532 (rs6000_ra_ever_killed): Update.
4533 (rs6000_emit_eh_reg_restore): Update.
4534 (rs6000_emit_allocate_stack): Update.
4535 (rs6000_emit_prologue): Update.
4536 (rs6000_emit_epilogue): Update.
4537 (rs6000_output_function_epilogue): Update.
4538 (output_profile_hook): Update.
4539 (rs6000_elf_declare_function_name): Update.
4540 * config/rs6000/rs6000.h (rs6000_args): Update.
4541 * config/rs6000/rs6000.md: Update.
4542 * config/mcore/mcore.c (mcore_expand_prolog): Update.
4543 * config/arc/arc.c (arc_output_function_epilogue): Update.
4544 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
4545 * config/darwin.c (machopic_function_base_name): Update.
4546 * config/score/score3.c (score3_compute_frame_size): Update.
4549 (score3_epilogue): Update.
4550 * config/score/score7.c (score7_compute_frame_size): Update.
4551 (score7_prologue): Update.
4552 (score7_epilogue): Update.
4553 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
4554 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
4555 * config/arm/arm.c (use_return_insn): Update.
4556 (require_pic_register): Update.
4557 (arm_load_pic_register): Update.
4558 (arm_compute_save_reg0_reg12_mask): Update.
4559 (arm_compute_save_reg_mask): Update.
4560 (thumb1_compute_save_reg_mask): Update.
4561 (output_return_instruction): Update.
4562 (arm_output_function_prologue): Update.
4563 (arm_output_epilogue): Update.
4564 (arm_get_frame_offsets): Update.
4565 (arm_expand_prologue): Update.
4566 (thumb_pushpop): Update.
4567 (thumb_exit): Update.
4568 (thumb1_expand_prologue): Update.
4569 (thumb1_expand_epilogue): Update.
4570 (arm_unwind_emit): Update.
4571 (arm_output_fn_unwind): Update.
4572 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
4573 * config/arm/arm.md: Update.
4574 * config/pa/pa.md: Update.
4575 * config/pa/pa.c (legitimize_pic_address): Update.
4576 (compute_frame_size): Update.
4577 (hppa_expand_prologue): Update.
4578 (hppa_expand_epilogue): Update.
4579 (borx_reg_operand): Update.
4580 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
4581 (HARD_REGNO_RENAME_OK): Update.
4582 * config/mips/mips.c (mips_global_pointer): Update.
4583 (mips_save_reg_p): Update.
4584 (mips_compute_frame_info): Update.
4585 (mips_frame_pointer_required): Update.
4586 (mips_expand_prologue): Update.
4587 (mips_expand_epilogue): Update.
4588 (mips_can_use_return_insn): Update.
4589 (mips_reorg_process_insns): Update.
4590 * config/v850/v850.c (compute_register_save_size): Update.
4591 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
4592 * config/mmix/mmix.c (along): Update.
4593 (mmix_expand_epilogue): Update.
4594 * config/bfin/bfin.c (legitimize_pic_address): Update.
4595 (must_save_p): Update.
4596 (stack_frame_needed_p): Update.
4597 (add_to_reg): Update.
4598 (bfin_expand_prologue): Update.
4599 * stmt.c (expand_asm_operands): Update.
4600 * reload1.c (reload): Update.
4601 (init_elim_table): Update.
4603 2008-04-25 Bob Wilson <bob.wilson@acm.org>
4605 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
4607 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
4609 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
4610 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
4611 (mov<mode>): Removed.
4612 (*movv4sf_internal): Likewise.
4613 (*movv2df_internal): Likewise.
4615 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
4617 * config.gcc (crx-*-elf): Remove deprecation.
4619 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
4621 * config/i386/cygming-crtend.c (register_frame_ctor): Register
4622 __gcc_deregister_frame with atexit.
4623 (deregister_frame_dtor): Remove.
4625 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
4626 Nathan Sidwell <nathan@codesourcery.com>
4628 * config/rs6000/rs6000.opt (mspe): Remove Var property.
4630 * config/rs6000/rs6000.h (rs6000_spe): Declare.
4631 (rs6000_isel): Likewise.
4632 * config/rs6000/rs6000.c (rs6000_spe): New variable.
4633 (rs6000_isel): New variable.
4634 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
4636 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4639 * c-common.c (handle_vector_size_attribute): Call
4640 lang_hooks.types.reconstruct_complex_type instead of
4641 reconstruct_complex_type.
4642 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
4643 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
4644 * langhooks.h (struct lang_hooks_for_types): Add
4645 reconstruct_complex_type hook.
4646 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
4647 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
4649 2008-04-24 Richard Guenther <rguenther@suse.de>
4651 * c-common.h (check_builtin_function_arguments): Declare.
4652 * c-common.c (validate_nargs): New function.
4653 (check_builtin_function_arguments): Likewise.
4654 * c-typeck.c (build_function_call): Call
4655 check_builtin_function_arguments.
4656 * builtins.c (fold_builtin_classify): Remove error reporting code.
4657 (fold_builtin_unordered_cmp): Likewise.
4658 (fold_builtin_1): Likewise.
4659 (fold_builtin_n): Likewise.
4661 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4663 PR tree-optimization/36008
4664 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
4665 the original op1, rather than delta by step.
4667 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
4668 Sebastian Pop <sebastian.pop@amd.com>
4670 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
4671 eliminate_local_variables_stmt, eliminate_local_variables,
4672 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
4673 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
4674 of code delimited by two edges in the CFG.
4675 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
4676 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
4677 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
4678 the case of parallelisation of reductions.
4679 (expr_invariant_in_region_p): New.
4681 * tree-flow.h (gather_blocks_in_sese_region): Declared.
4682 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
4684 2008-04-24 Ira Rosen <irar@il.ibm.com>
4685 Richard Guenther <rguenther@suse.de>
4687 PR tree-optimization/36034
4688 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
4689 incapable of dealing with loads with gaps.
4691 2008-04-24 Rafael Espindola <espindola@google.com>
4693 * tree-flow.h (vrp_evaluate_conditional): Change signature.
4694 * tree-ssa-propagate.c (fold_predicate_in): Update call to
4695 vrp_evaluate_conditional.
4696 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
4697 (vrp_evaluate_conditional): Split the cond argument.
4698 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
4699 (simplify_stmt_for_jump_threading): Update call to
4700 vrp_evaluate_conditional.
4702 2008-04-24 Ira Rosen <irar@il.ibm.com>
4704 PR tree-optimization/35982
4705 * tree-vect-analyze.c (vect_check_interleaving): Check that the
4706 interleaved data-refs are of the same type.
4708 2008-04-24 Danny Smith <dannysmith@users.net>
4710 * c-format.c (check_format_info_main): Use strncmp rather than a
4711 magic prefix to handle multichar length specs.
4712 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
4713 Don't prefix "I64" and "I32" with '\0'.
4715 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4718 * config/i386/i386.c (init_cumulative_args): Don't pass anything
4719 in registers for -m32 only if stdarg_p (fntype).
4721 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
4723 PR rtl-optimization/36006
4724 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
4725 temp to op0 in order to avoid invalid rtx sharing.
4727 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4729 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
4730 check TREE_INVARIANT.
4731 * tree-gimple.c (is_gimple_address): New.
4732 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
4733 * tree-gimple.h (is_gimple_address): New.
4734 * tree.h (decl_address_invariant_p): New.
4735 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
4736 (build_string): Likewise.
4737 (decl_address_invariant_p): New, from is_gimple_invariant_address.
4738 (tree_invariant_p_1): Likewise.
4739 (save_expr): Use it.
4740 (tree_invariant_p): New.
4741 (skip_simple_arithmetic): Use it.
4742 (stabilize_reference_1): Use it.
4743 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
4745 (build1_stat): Drop code to compute TREE_INVARIANT.
4746 (build2_stat): Drop code to compute TREE_INVARIANT.
4747 (build3_stat): Drop code to compute TREE_INVARIANT.
4748 (build4_stat): Drop code to compute TREE_INVARIANT.
4749 (build5_stat): Drop code to compute TREE_INVARIANT.
4750 (build7_stat): Drop code to compute TREE_INVARIANT.
4751 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
4752 * tree.h (struct tree_base): Remove invariant_flag.
4753 (TREE_INVARIANT): Remove.
4754 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
4755 (fold_builtin_expect): Check TREE_CONSTANT.
4756 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
4757 * c-tree.h (c_expr_to_decl): Drop third parameter.
4758 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
4759 (build_c_cast): Don't set TREE_INVARIANT.
4760 (pop_init_level): Don't set TREE_INVARIANT.
4761 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
4762 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
4764 (gimplify_init_constructor): Don't set TREE_INVARIANT.
4765 (gimplify_addr_expr): Adjust comment.
4766 * tree-mudflap.c (mf_build_string):
4767 * print-tree.c (print_node): Don't print TREE_INVARIANT.
4768 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
4769 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
4770 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
4771 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
4772 * langhooks.h (struct lang_hooks): Drop third parameter from
4775 2008-04-23 Richard Guenther <rguenther@suse.de>
4777 PR tree-optimization/27799
4778 PR tree-optimization/32921
4779 PR tree-optimization/32624
4780 * tree-ssa-structalias.c (merge_smts_into): Only merge the
4781 SMTs aliases and the tag itself into the solution.
4782 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
4783 merge the points-to solution back into the SMT aliases.
4784 (may_alias_p): Use alias_set_subset_of instead of
4785 aliases_conflict_p. A pointer which points to
4786 memory with alias set zero may access any variable.
4788 2008-04-23 Richard Guenther <rguenther@suse.de>
4790 * alias.c (alias_set_subset_of): Correctly handle asking
4791 if zero is a subset of an alias set with zero child.
4792 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
4793 (compute_flow_insensitive_aliasing): Correctly walk all
4794 pointers. Do not unnecessarily union sets.
4796 2008-04-23 Richard Guenther <rguenther@suse.de>
4799 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
4801 2008-04-22 Tomas Bily <tbily@suse.cz>
4803 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
4805 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
4807 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
4808 * tree-ssa-structalias.c (get_constraint_for): Likewise.
4809 * tree-inline.c (estimate_num_insns_1): Likewise.
4810 * varasm.c (const_hash_1, compare_constant, copy_constant)
4811 (compute_reloc_for_constant, output_addressed_constants): Likewise.
4812 * emit-rtl.c (component_ref_for_mem_expr)
4813 (set_mem_attributes_minus_bitpos): Likewise.
4814 * expr.c (highest_pow2_factor, expand_expr_real_1, )
4815 (is_aligning_offset): Likewise.
4816 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
4817 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
4818 * dojump.c (do_jump): Likewise.
4819 * builtins.c (get_pointer_alignment, get_memory_rtx)
4820 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
4821 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
4823 2008-04-23 Jakub Jelinek <jakub@redhat.com>
4825 PR rtl-optimization/36017
4826 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
4827 expanding the library call.
4829 2008-04-22 Ian Lance Taylor <iant@google.com>
4831 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
4834 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
4836 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
4837 of LR/CTR moves for Power6.
4839 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
4842 * passes.c (init_optimization_passes): Remove
4843 pass_fast_rtl_byte_dce.
4845 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
4848 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
4849 builtin functions to generate faster code.
4850 (_mm_cvtpu16_ps): Ditto.
4851 (_mm_cvtpi32x2_ps): Ditto.
4853 2008-04-22 Nick Clifton <nickc@redhat.com>
4855 * common.opt (ftree-loop-distribution): Add Optimization
4858 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
4859 (frv_expand_builtin_va_start): Likewise.
4861 * config/arm/arm.c (thumb_find_work_register): Fix location of
4862 argument register count.
4864 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4866 Support scheduling for ColdFire V1 and V3 microarchitecture.
4867 Improve scheduling of multiplication instructions.
4869 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
4870 (mac): New instruction attribute.
4871 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
4872 (m68k_sched_mac): New variable.
4873 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
4874 Handle cfv1 and cfv3.
4875 (max_insn_size): New static variable.
4876 (struct _sched_ib): New type.
4877 (sched_ib): New static variable.
4878 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
4879 to fields of 'struct _sched_ib sched_ib'. Update all uses.
4880 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
4882 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
4883 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
4884 new variables. Update.
4885 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
4886 Add modeling of cfv3 instruction buffer. Update.
4887 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
4888 * config/m68k/m68k.h (TUNE_CFV3): New macro.
4889 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
4890 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
4891 a particular reservation applies to.
4892 (type2): Reorganize attribute values. Rename alu to alu_reg,
4893 alu_l to alu, move_l to omove. Join move to alu. Split mul
4895 (cf_ib_*): Simplify description of instruction buffer.
4896 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
4897 (cf_mem): Split into cf_mem1 and cf_mem2.
4898 (cf_v2_move_??): Rename to cfv12_alu_??.
4899 (cf_v2_move_l_??): Rename to cfv12_omove_??.
4900 (cf_v2_mul_??): Remove reservations.
4901 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
4902 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
4903 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
4905 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
4906 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
4907 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
4908 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
4909 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
4910 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
4911 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
4912 expansions of the above reservations for instructions of sizes
4915 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4917 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
4919 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
4921 * coverage.c: Include tree-pass.h.
4922 (coverage_counter_alloc): Print da_file_name to the dump file.
4924 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
4926 * sbitmap.c (sbitmap_range_empty_p): New function.
4927 * sbitmap.h (sbitmap_range_empty_p): New function.
4928 * bitmap.h: Now includes obstack.h.
4930 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
4931 Kenneth Zadeck <zadeck@naturalbridge.com>
4933 * dbgcnt.def (ra_byte_scan): Added.
4934 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
4935 when the last hit happens for a counter.
4936 * timevar.def (TV_DF_BYTE_LR): New variable.
4937 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
4938 * passes.c (pass_fast_rtl_byte_dce): New pass.
4939 * fwprop.c (update_df): Added mode to call df_ref_create.
4940 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
4941 DF_REF_EXTRACT_OFFSET.
4942 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
4943 DF_BYTE_LR_OUT, df_byte_lr): New macro.
4945 (df_ref_extract): Added mode field.
4946 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
4947 DF_REF_EXTRACT_OFFSET.
4948 (DF_REF_EXTRACT_MODE): New macro.
4949 (df_byte_lr_bb_info): New structure.
4950 (df_print_byte_regset, df_compute_accessed_bytes,
4951 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
4952 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
4953 df_byte_lr_simulate_uses,
4954 df_byte_lr_simulate_artificial_refs_at_top,
4955 df_byte_lr_simulate_artificial_refs_at_end,
4956 df_compute_accessed_bytes): New function.
4957 (df_ref_create): Add parameter.
4958 (df_byte_lr_get_bb_info): New inline function.
4959 * df-scan.c (df_ref_record, df_uses_record,
4960 df_ref_create_structure): Added mode parameter.
4961 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
4962 df_defs_record, df_uses_record, df_get_conditional_uses,
4963 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
4964 df_entry_block_defs_collect, df_exit_block_uses_collect):
4965 Added mode parameter to calls to df_ref_record, df_uses_record,
4966 df_ref_create_structure.
4967 (df_ref_equal_p, df_ref_compare): Added test for modes.
4968 (df_ref_create_structure): Added code to set mode. Renamed
4969 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
4970 DF_REF_EXTRACT_OFFSET.
4971 * df-core.c (df_print_byte_regset): New function.
4972 * df-byte-scan.c: New file.
4973 * df-problems.c (df_rd_transfer_function): Removed unnecessary
4974 calls to BITMAP_FREE.
4975 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
4976 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
4977 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
4978 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
4979 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
4980 df_byte_lr_local_compute, df_byte_lr_init,
4981 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
4982 df_byte_lr_transfer_function, df_byte_lr_free,
4983 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
4984 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
4985 df_byte_lr_simulate_uses,
4986 df_byte_lr_simulate_artificial_refs_at_top,
4987 df_byte_lr_simulate_artificial_refs_at_end): New function.
4988 * dce.c (byte_dce_process_block): New function.
4989 (dce_process_block): au is now passed in rather than computed
4990 locally. Changed loops that look at artificial defs to not look
4991 for conditional or partial ones, because there never are any.
4992 (fast_dce): Now is able to drive byte_dce_process_block or
4993 dce_process_block depending on the kind of dce being done.
4994 (rest_of_handle_fast_dce): Add parameter to fast_dce.
4995 (rest_of_handle_fast_byte_dce): New function.
4996 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
4997 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
4999 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
5002 * gcc.h: Added fortran options that take arguments to
5003 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
5006 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
5008 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
5009 scalarization if on the LHS and not a full access.
5011 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5013 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
5015 2008-04-18 Rafael Espindola <espindola@google.com>
5017 * tree-vrp.c (find_case_label_index): Fix the binary search.
5018 (find_case_label_range): New.
5019 (vrp_visit_switch_stmt): Use find_case_label_range.
5020 (simplify_switch_using_ranges): Use find_case_label_range.
5022 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
5024 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
5025 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
5027 2008-04-18 Tom Tromey <tromey@redhat.com>
5030 * doc/cpp.texi (Implementation-defined behavior): Mention
5033 2008-04-18 Ian Lance Taylor <iant@google.com>
5035 * fold-const.c (pointer_may_wrap_p): New static function.
5036 (fold_comparison): Add another test for pointer overflow. Use
5037 pointer_may_wrap_p to disable some false positives.
5039 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
5041 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
5042 (fname_as_string): Match updated cpp_interpret_string prototype.
5043 (fix_string_type): Support char16_t* and char32_t*.
5044 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
5045 derivative) nodes. Register as builtin if C++0x.
5046 (c_parse_error): Support CPP_CHAR{16,32}.
5047 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
5048 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
5049 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
5050 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
5051 CTI_CHAR32_ARRAY_TYPE>: New elements.
5052 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
5053 char32_type_node, signed_char32_type_node, char16_array_type_node,
5054 char32_array_type_node): New defines.
5055 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
5056 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
5057 (lex_string): Support CPP_STRING{16,32}, match updated
5058 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
5059 (lex_charconst): Support CPP_CHAR{16,32}.
5060 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
5061 and CPP_STRING{16,32}.
5063 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
5066 * aclocal.m4: Regenerate.
5067 * configure: Regenerate.
5069 2008-04-18 Jan Hubicka <jh@suse.cz>
5071 * except.c (dw2_size_of_call_site_table,
5072 sjlj_size_of_call_site_table): Use vector API for call_site_record.
5074 * cgraphbuild.c (build_cgraph_edges): Update.
5075 * tree-pass.h: Update comment.
5076 * final.c (leaf_function_p): Update.
5077 (leaf_renumber_regs): Update.
5078 (rest_of_clean_state): Update.
5079 * omp-low.c (expand_omp_parallel): Update.
5080 * ipa-reference.c (analyze_function): Update.
5081 * reorg.c (find_end_label): Update.
5082 (optimize_skip): Update.
5083 (fill_simple_delay_slots): Update.
5084 (fill_simple_delay_slots): Update.
5085 (make_return_insns): Update.
5086 (dbr_schedule): Update.
5087 * gimple-low.c (record_vars_into): Update.
5088 * cfgbuild.c (make_edges): Update.
5089 * function.c (assign_stack_local): Update.
5090 (assign_parm_adjust_stack_rtl): Update.
5091 (locate_and_pad_parm): Update.
5092 (allocate_struct_function): Do not initialize stack_alignment_needed
5093 and preferred_stack_boundary here.
5094 (stack_protect_prologue): Update.
5095 (stack_protect_epilogue): Update.
5096 (expand_function_start): Initialize stack_alignment_needed,
5097 preferred_stack_boundary and max_jumptable_ents.
5098 (expand_function_end): Update.
5099 (free_after_compilation): Do not NULLify epilogue_delay_list.
5100 * function.h (struct rtl_data): Add stack_protect_guard,
5101 stack_alignment_needed,
5102 preferred_stack_boundary, epilogue_delay_list.
5103 (struct function): Remove value_histograms, stack_alignment_needed,
5104 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
5106 unexpanded_var_list, stack_protect_guard.
5107 (current_function_epilogue_delay_list): Remove.
5108 * ipa-type-escape.c (analyze_function): Update.
5109 * gimplify.c (pop_gimplify_context): Update comment.
5110 * calls.c (expand_call): Update.
5111 (emit_library_call_value_1): Update.
5112 * except.c (set_nothrow_function_flags): Update.
5113 * cfgexpand.c (get_decl_align_unit): Update.
5114 (create_stack_guard): Update.
5115 (estimated_stack_frame_size): Update.
5116 (expand_used_vars): Update.
5117 (tree_expand_cfg): Free histogram earliers, init expansion variables.
5118 * explow.c (allocate_dynamic_stack_space): Update.
5119 * tree-ssa-live.c (remove_unused_locals): Update.
5120 * varasm.c (mark_constant_pool): Update.
5121 * tree-inline.c (remap_decls): Update.
5122 (initialize_cfun): Update.
5123 (declare_return_variable): Update.
5124 (inline_forbidden_p): Update.
5125 (expand_call_inline): Update.
5126 (declare_inline_vars): Update.
5127 (tree_function_versioning): Update.
5128 * tree-flow.h (value_histograms): New.
5129 (VALUE_HISTOGRAMS): New macro.
5130 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
5132 * tree-cfg.c (set_bb_for_stmt): Update.
5133 (replace_by_duplicate_decl): Update.
5134 (move_block_to_fn): Update.
5135 (new_label_mapper): Update.
5136 (dump_function_to_file): Update.
5137 * ipa-struct-reorg.c (build_data_structure): Update.
5138 * cfgrtl.c (print_rtl_with_bb): Update.
5139 * reload1.c (reload): Update.
5141 * config/i386/i386.c (setup_incoming_varargs_64,
5142 ix86_compute_frame_layout): Update.
5143 * config/arc/arc.c (arc_output_function_epilogue): Update.
5145 2008-04-18 Marius Strobl <marius@FreeBSD.org>
5147 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
5148 for FreeBSD as well.
5149 * gthr-posix95.h: Likewise.
5151 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
5153 PR rtl-optimization/35838
5154 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
5155 out the byte offset of the first subreg.
5157 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
5159 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
5160 to split_ti instead of three separate calls with single member arrays.
5161 (subti3 splitter): Ditto.
5162 (adddi3 splitter): Ditto with split_di.
5163 (subdi3 splitter): Ditto.
5164 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
5165 two separate calls with single member arrays. Swap match_dup
5166 operands 1 and 2 to better fit into the array.
5167 (negdi2 splitter): Ditto with split_di.
5168 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
5169 two separate calls with single member arrays. Swap match_dup operands
5170 6 and 7 to better fit into the array.
5172 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
5174 * config/i386/i386.c (sse_builtin_type): New.
5175 (bdesc_sse_args): Likewise.
5176 (bdesc_sse_3arg): Removed.
5177 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5178 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
5179 IX86_BUILTIN_ROUNDPS.
5180 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
5181 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
5182 IX86_BUILTIN_ROUNDPS.
5183 (ix86_expand_sse_4_operands_builtin): Removed.
5184 (ix86_expand_sse_operands_builtin): New.
5185 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
5186 and CODE_FOR_sse4_1_roundps.
5187 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5188 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
5190 2008-04-17 Alan Modra <amodra@bigpond.net.au>
5193 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
5194 regs before frame pop when needed. If use_backchain_to_restore_sp
5195 then load backchain into a temp reg to restore vr and vrsave. Add
5196 code to restore vr after frame pop if possible.
5198 2008-04-17 Richard Guenther <rguenther@suse.de>
5200 * tree-vn.c (expressions_equal_p): Do not check type
5201 equality or compatibility before calling operand_equal_p.
5202 * fold-const.c (operand_equal_p): Check equivalence of
5203 integer constants before bailing out due to signedness or
5204 precision differences.
5205 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
5206 spurious differences in type qualification. Ignore types
5207 for COMPONENT_REFs at all.
5209 2008-04-17 Christian Bruel <christian.bruel@st.com>
5211 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
5212 msw_skip comparison.
5214 2008-04-16 Jakub Jelinek <jakub@redhat.com>
5217 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
5220 PR tree-optimization/35899
5221 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
5222 rather than TREE_OPERAND.
5224 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
5227 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
5228 temporary registers. Change operand predicate to general_operand.
5229 (remainderxf3): Ditto.
5231 2008-04-16 Richard Guenther <rguenther@suse.de>
5233 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
5234 * tree-affine.c (aff_combination_expand): Look through some
5237 2008-04-15 Doug Kwan <dougkwan@google.com>
5239 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
5241 * tree-pretty-print.c (dump_generic_node): Ditto.
5242 * final.c (output_addr_const): Ditto.
5243 * dwarf2out.c (output_cfi): Ditto.
5244 * c-pretty-print.c (pp_c_integer_constant): Ditto.
5245 * print-rtl.c (print_rtx): Ditto.
5246 * print-tree.c (print_node_brief, print_node): Ditto.
5247 * c-common.c (match_case_to_enum_1): Ditto.
5248 * sched-vis.c (print_value): Ditto.
5249 * config/i386/i386.c (print_operand): Cast to long unsigned int
5252 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
5253 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
5254 MS Windows VirtualProtect function.
5256 2008-04-15 Jan Hubicka <jh@suse.cz>
5258 * gengtype.c (write_root): Param_is argument is OK.
5259 * expr.c (expand_expr_real_1): Update call of get_exception_*.
5260 * function.h: Include varray.h
5261 (rtl_eh): New stucture based on except.c one.
5262 (call_site_record): New forward declaration and vector type.
5263 * calls.c (emit_call_1): Do not call
5264 note_current_region_may_contain_throw.
5265 * except.c (eh_status): Remove cur_region, try_region since they are
5267 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
5268 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
5269 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
5270 Remove call_site_data_used, call_site_data_size.
5271 Turn call_site_record into vector in function.h.
5272 (note_current_region_may_contain_throw): Remove.
5273 (get_exception_pointer, get_exception_filter): Do not take struct
5274 function argument; update.
5275 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
5276 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
5277 build_post_landing_pads, dw2_build_landing_pads,
5278 sjlj_assign_call_site_values, sjlj_mark_call_sites,
5279 sjlj_emit_function_enter, sjlj_emit_function_enter,
5280 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
5281 sjlj_build_landing_pads, finish_eh_generation,
5282 remove_exception_handler_label, remove_eh_handler,
5283 maybe_remove_eh_handler, add_reachable_handler,
5284 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
5285 add_action_record, collect_one_action_chain, add_call_site,
5286 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
5287 sjlj_output_call_site_table, output_function_exception_table,
5288 * except.h (note_current_region_may_contain_throw): Remove
5289 (get_exception_pointer, get_exception_filter): Do not take struct
5291 * Makefile.in (GTFILES): Put varargs before struct function.
5293 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5295 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
5296 punt for STRING_CST.
5297 (get_constraint_for): Deal with STRING_CST here instead.
5299 2008-04-15 Richard Guenther <rguenther@suse.de>
5301 * tree-ssa-propagate.c (substitute_and_fold): Substitute
5302 statements in a basic-block with a backward walk. Do not
5303 substitute into dead statements but instead remove those.
5305 2008-04-15 Richard Guenther <rguenther@suse.de>
5307 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
5308 to zero, thus disable creation of SFTs.
5310 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5312 * tree-predcom.c (suitable_reference_p): Return false if the
5313 reference can throw.
5315 2008-04-15 Jakub Jelinek <jakub@redhat.com>
5318 * c-decl.c (finish_decl): If extern or static var has variable
5319 size, set TREE_TYPE (decl) to error_mark_node.
5321 2008-04-15 Rafael Espindola <espindola@google.com>
5323 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
5326 2008-04-15 Richard Guenther <rguenther@suse.de>
5328 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
5329 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
5330 (visit_reference_op_load): Do walk vuse-vdef chains on
5331 vn_reference_lookup.
5332 (visit_reference_op_store): But do not here.
5333 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
5334 vn_reference_lookup.
5335 (vn_lookup_with_vuses): But do so here.
5337 2008-04-14 Ian Lance Taylor <iant@google.com>
5339 * fold-const.c (fold_overflow_warning): Remove assertion.
5341 2008-04-15 Ben Elliston <bje@au.ibm.com>
5343 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
5344 temp1 local variables.
5346 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
5349 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
5350 ".text.unlikely" section as executable.
5352 2008-04-14 James E. Wilson <wilson@tuliptree.org>
5354 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5355 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
5356 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
5357 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
5358 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
5359 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
5360 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
5362 2008-04-14 Ian Lance Taylor <iant@google.com>
5364 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
5365 * fold-const.c (fold_comparison): If appropriate, test
5366 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
5367 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
5368 reassociating a pointer type.
5369 * doc/invoke.texi (Optimize Options): Document that
5370 -fstrict-overflow applies to pointer wraparound.
5372 2008-04-13 Jan Hubicka <jh@suse.cz>
5374 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
5376 2008-04-12 Andrew Pinski <pinskia@gmail.com>
5378 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
5379 we are going to "save the world".
5381 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
5383 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
5384 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
5385 operand 0 constraint, not "=".
5387 2008-04-11 James E. Wilson <wilson@tuliptree.org>
5389 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
5391 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
5393 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
5394 of size of positions_needed * CHAR_BIT.
5396 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
5399 * dse.c (store_info): Change positions_needed to unsigned
5401 (lowpart_bitmask): New.
5402 (record_store): Cast to unsigned HOST_WIDE_INT for
5403 positions_needed. Assert width <= size of positions_needed *
5404 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
5405 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
5406 lowpart_bitmask to set mask.
5408 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5410 * config/bfin/constraints.md: New file.
5411 * config/bfin/bfin.md: Include it.
5412 (adddi3): Use satisfies_constraint functions instead of the old macros.
5413 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
5414 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
5415 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
5416 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
5417 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
5418 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
5419 EXTRA_CONSTRAINT): Delete.
5420 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
5421 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
5423 * config/bfin/bfin.c: Include "tm-constrs.h".
5424 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
5425 Use satisfies_constraint functions instead of the old macros.
5426 * doc/md.texi (Blackfin Constraints): Update file name reference.
5428 2008-04-11 Richard Guenther <rguenther@suse.de>
5430 PR tree-optimization/35869
5431 * tree-vrp.c (execute_vrp): Move switch statement update after
5432 jump threading. Schedule another cfg cleanup run.
5434 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
5437 * attribs.c (decl_attributes): Return early on errorneous node.
5439 2008-04-10 Oleg Ryjkov <olegr@google.com>
5441 * tree.h (struct tree_base): Added a new flag default_def_flag.
5442 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
5444 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
5446 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
5448 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5451 * pa.md: Define mode iterator P. Define mode attribute dwc.
5452 (dcacheflush): Update pattern to use iterator P and attribute dwc.
5453 (icacheflush): Likewise.
5454 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
5455 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
5457 2008-04-11 Ben Elliston <bje@au.ibm.com>
5459 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
5461 2008-04-10 Rafael Espindola <espindola@google.com>
5463 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
5464 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
5465 (extract_range_from_expr): The same.
5467 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5469 * config/mips/mips.md (GPR2): New mode iterator.
5471 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
5472 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
5473 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
5474 Rewrite these to take two modes, the mode of comparison and the
5475 mode of the destination.
5476 * config/mips/mips.c (mips_expand_scc): Instead of having
5477 paradoxical subreg as destination, expand "narrowing" scc if mode
5478 of comparison is SI and target is requested in DI mode.
5479 (mips_emit_int_order_test): Update comment. Make mode of
5480 comparison match CMP0 rather than TARGET. When creating inverse
5481 target use mode of TARGET.
5483 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5485 * gcov-dump.c (tag_summary): Only print summaries for the first
5486 GCOV_COUNTERS_SUMMABLE counters.
5488 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
5490 * config/i386/i386.md (absneg): New code iterator.
5491 (absnegprefix): New code attribute.
5492 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
5493 patterns using absneg code iterator.
5494 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
5495 using absneg code iterator.
5496 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
5497 *neg<mode>2 patterns using absneg code iterator.
5498 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
5499 *negextendsfdf2 patterns using absneg code iterator.
5500 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
5501 *negextendsfxf2 patterns using absneg code iterator.
5502 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
5503 *negextendsfdf2 patterns using absneg code iterator.
5504 * config/i386/sse.md (<code><mode>2): Macroize expander from
5505 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
5507 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
5509 * config/s390/s390.h: Remove the remains of the recent search
5510 & replace action of current_function_outgoing_args_size.
5512 2008-04-10 Ira Rosen <irar@il.ibm.com>
5514 PR tree-optimization/35821
5515 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
5516 NEW_STMT_LIST is not NULL.
5518 2008-04-09 David Edelsohn <edelsohn@gnu.org>
5521 * toplev.c (process_options): Remove -ffunction-sections debugging
5524 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
5526 PR middle-end/PR28690
5527 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
5528 than gen_rtx_fmt_ee to perform more canonicalizations.
5530 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5533 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
5535 2008-04-09 Richard Guenther <rguenther@suse.de>
5537 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
5538 (dump_function_to_file): Dump function arguments with types.
5540 2008-04-08 Richard Guenther <rguenther@suse.de>
5542 * fold-const.c (fold_widened_comparison): Do not allow
5543 sign-changes that change the result.
5545 2008-04-08 Janis Johnson <janis187@us.ibm.com>
5548 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
5549 kinds of indirect references.
5551 2008-04-08 David Edelsohn <edelsohn@gnu.org>
5553 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
5554 GNU Fortran language string.
5556 2008-04-08 Rafael Espindola <espindola@google.com>
5558 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
5559 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
5560 * tree.h (tree_call_nonnegative_warnv_p): New.
5562 2008-04-08 Jan Hubicka <jh@suse.cz>
5564 * function.c (free_after_compilation): Clear out regno_reg_rtx
5567 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
5570 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
5572 PR middle-end/PR28690
5573 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
5574 same precedence as REG_POINTER and MEM_POINTER operands.
5576 2008-04-08 Richard Guenther <rguenther@suse.de>
5579 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
5580 for adding index to base.
5582 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
5584 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
5585 (MINGW_ENABLE_EXECUTE_STACK): New.
5586 (IN_LIBGCC2): For libgcc include windows.h file for
5587 function declarations.
5589 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
5591 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
5592 and tem2 if tem1 is not a REG or MULT.
5594 2008-04-08 Jan Hubicka <jh@suse.cz>
5596 * function.h (incomming_args): Break out of struct function.
5597 (function_subsections): Break out of struct function.
5598 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
5599 return_rtx and hard_reg_initial_vals from struct function.
5600 Kill inl_max_label_num.
5601 (current_function_pops_args, current_function_args_info,
5602 current_function_args_size, current_function_args_size,
5603 current_function_pretend_args_size,
5604 current_function_outgoing_args_size,
5605 current_function_internal_arg_pointer, current_function_return_rtx):
5606 Kill compatibility accestor macros.
5607 * builtins.c (expand_builtin_apply_args_1): Update.
5608 (expand_builtin_next_arg): Update.
5609 * df-scan.c (df_get_call_refs): Update.
5610 * dbxout.c (dbxout_function_end): Update.
5611 * dwarf2out.c (dwarf2out_switch_text_section): Update.
5612 (output_line_info): Update.
5613 (secname_for_decl): Update.
5614 (dwarf2out_var_location): Update.
5615 * function.c (free_after_compilation): Update.
5616 (assign_parm_find_stack_rtl): Update.
5617 (assign_parms): Update.
5618 (expand_dummy_function_end): Update.
5619 (expand_function_end): Update.
5620 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
5621 (expand_call): Update.
5622 (emit_library_call_value_1): Update.
5623 (store_one_arg): Update.
5624 * varasm.c (initialize_cold_section_name): Update.
5625 (unlikely_text_section): Update.
5626 (unlikely_text_section_p): Update.
5627 (assemble_start_function): Update.
5628 (assemble_end_function): Update.
5629 (default_section_type_flags): Update.
5630 (switch_to_section): Update.
5631 * integrate.c (set_decl_abstract_flags): Update.
5632 (get_hard_reg_initial_val): Update.
5633 (has_hard_reg_initial_val): Update.
5634 (allocate_initial_values): Update.
5635 * resource.c (init_resource_info): Update.
5636 * config/alpha/alpha.c (NUM_ARGS): Update.
5637 (direct_return): Update.
5638 (alpha_va_start): Update.
5639 (alpha_sa_size): Update.
5640 (alpha_initial_elimination_offset): Update.
5641 (alpha_expand_prologue): Update.
5642 (alpha_start_function): Update.
5643 (alpha_expand_epilogue): Update.
5644 (unicosmk_initial_elimination_offset):
5645 * config/alpha/alpha.md (call expander): Update.
5646 * config/s390/s390.c (s390_register_info): Update.
5647 (s390_register_info): Update.
5648 (s390_frame_info): Update.
5649 (s390_initial_elimination_offset): Update.
5650 (s390_build_builtin_va_list): Update.
5651 (s390_va_start): Update.
5652 * config/spu/spu.c (direct_return): Update.
5653 (spu_expand_prologue): Update.
5654 (spu_initial_elimination_offset): Update.
5655 (spu_build_builtin_va_list): Update.
5656 (spu_va_start): Update.
5657 * config/sparc/sparc.c (sparc_init_modes): Update.
5658 (sparc_compute_frame_size): Update.
5659 (function_value): Update.
5660 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
5661 * config/i386/i386.md (return expander): Update.
5662 * config/i386/i386.c (ix86_va_start): Update.
5663 (ix86_can_use_return_insn_p): Update.
5664 (ix86_compute_frame_layout): Update.
5665 (ix86_expand_epilogue): Update.
5666 * config/sh/sh.c (output_stack_adjust): Update.
5667 (calc_live_regs): Update.
5668 (sh_expand_prologue): Update.
5669 (sh_builtin_saveregs): Update.
5670 (sh_va_start): Update.
5671 (initial_elimination_offset): Update.
5672 (sh_allocate_initial_value): Update.
5673 (sh_function_ok_for_sibcall): Update.
5674 (sh_get_pr_initial_val): Update.
5675 * config/sh/sh.md (return expander): Update.
5676 * config/avr/avr.c (frame_pointer_required_p): UPdate.
5677 * config/crx/crx.c (crx_compute_frame): UPdate.
5678 (crx_initial_elimination_offset): UPdate.
5679 * config/xtensa/xtensa.c (compute_frame_size): Update
5680 (xtensa_builtin_saveregs): Update.
5681 (xtensa_va_start): Update.
5682 (order_regs_for_local_alloc): Update.
5683 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
5684 (xstormy16_expand_builtin_va_start): Update.
5685 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
5686 * config/m68hc11/m68hc11.md (return expanders): Update.
5687 * config/m68hc11/m68hc11.c (expand_prologue): Update.
5688 (expand_epilogue): Update.
5689 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
5690 (cris_simple_epilogue): Update.
5691 (cris_expand_prologue): Update.
5692 (cris_expand_epilogue): Update.
5693 * config/iq2000/iq2000.c (iq2000_va_start): Update.
5694 (compute_frame_size): Update.
5695 * config/mt/mt.c (mt_compute_frame_size): Update.
5696 * config/mn10300/mn10300.c (expand_prologue): Update.
5697 (expand_epilogue): Update.
5698 (initial_offset): Update.
5699 (mn10300_builtin_saveregs):
5700 * config/mn10300/mn10300.md (return expander): Update.
5701 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
5702 (ia64_initial_elimination_offset): Update.
5703 (ia64_initial_elimination_offset): Update.
5704 (ia64_expand_prologue): Update.
5705 * config/m68k/m68k.md (return expander): Update.
5706 * config/rs6000/rs6000.c (rs6000_va_start): Update.
5707 (rs6000_stack_info): Update.
5708 * config/mcore/mcore.c (layout_mcore_frame): Update.
5709 (mcore_expand_prolog): Update.
5710 * config/arc/arc.c (arc_compute_frame_size): Update.
5711 * config/score/score3.c (score3_compute_frame_size): Update.
5712 * config/score/score7.c (score7_compute_frame_size): Update.
5713 * config/arm/arm.c (use_return_insn): Update.
5714 (thumb_find_work_register): Update.
5715 (arm_compute_save_reg_mask): Update.
5716 (arm_output_function_prologue): Update.
5717 (arm_output_epilogue): Update.
5718 (arm_size_return_regs): Update.
5719 (arm_get_frame_offsets): Update.
5720 (arm_expand_prologue): Update.
5721 (thumb_exit): Update.
5722 (thumb_unexpanded_epilogue): Update.
5723 (thumb1_output_function_prologue): Update.
5724 * config/pa/pa.md (return expander): Update.
5725 * config/pa/pa.c (compute_frame_size): Update.
5726 (hppa_builtin_saveregs): Update.
5727 * config/mips/mips.c (mips_va_start): Update.
5728 (mips16_build_function_stub): Update.
5729 (mips_compute_frame_info): Update.
5730 (mips_restore_gp): Update.
5731 (mips_output_function_prologue): Update.
5732 (mips_expand_prologue): Update.
5733 * config/v850/v850.c (compute_frame_size): Update.
5734 (expand_prologue): * config/mmix/mmix.c (along): update.
5735 (mmix_initial_elimination_offset): update.
5736 (mmix_reorg): update.
5737 (mmix_use_simple_return): update.
5738 (mmix_expand_prologue): update.
5739 (mmix_expand_epilogue): Update.
5740 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
5741 (emit_link_insn): Update.
5743 2008-04-08 Anatoly Sokolov <aesok@post.ru>
5745 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
5746 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
5748 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
5751 2008-04-07 Jan Hubicka <jh@suse.cz>
5753 * function.h (rtl): Rename to x_rtl.
5755 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5756 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5757 used_temp_slots avail_temp_slots, temp_slot_level,
5758 nonlocal_goto_handler_labels): Update accesstors.
5759 (rtl): New global variable.
5760 (struct function): Move some fileds to rtl_data.
5761 (get_arg_pointer_save_area): Update prototype.
5762 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5763 get_arg_pointer_save_area.
5764 * expr.c (init_expr): Update
5765 * function.c (get_frame_size): Update
5766 (assign_stack_local): Update
5767 (expand_function_end): Update.
5768 (get_art_pointer_save_area): Update
5770 * emit-rtl.c (rtl): Declare.
5771 (regno_reg_rtx): Declare.
5772 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5774 (gen_reg_rtx): Update.
5775 * varasm.c (n_deferred_constatns): Update accestor.
5776 (init_varasm_status): Do not allocate varasm_status.
5777 (force_const_mem, get_pool_size, output_constant_pool): Update.
5778 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5779 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5780 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
5781 * sparc/sparc.h (INIT_EXPANDERS): Update.
5782 * ia64/ia64.h (INIT_EXPANDERS): Update.
5784 2008-04-07 James E. Wilson <wilson@tuliptree.org>
5786 * reload.c (push_secondary_reload): Add missing break to for loop.
5788 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
5790 PR middle-end/PR28690
5791 * rtlanal.c: Update copyright years.
5792 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
5793 as REG_POINTER and MEM_POINTER operands.
5794 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
5795 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
5796 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
5797 * gcse.c: Update copyright years.
5798 (pre_delete): Call gen_reg_rtx_and_attrs.
5799 (hoist_code): Likewise.
5800 (build_store_vectors): Likewise.
5801 (delete_store): Likewise.
5802 * loop-invariant.c (move_invariant_reg): Likewise.
5803 Update copyright years.
5805 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
5807 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
5808 control string instead of quoted.
5810 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
5812 * doc/rtl.texi: Rewrite of subreg section.
5814 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
5817 * config/i386/i386.c (legitimize_pic_address): Add treating
5818 of dllimport SYM_REF's.
5819 (legitimize_dllimport_symbol): Add prototype.
5821 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
5823 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
5824 reference in constructor with non self-referential type.
5826 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
5828 Removal of Return with Depressed Stack Pointer support
5829 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
5830 (ECF_SP_DEPRESSED): Likewise.
5831 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
5832 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
5833 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5834 (expand_call): Do not test ECF_SP_DEPRESSED.
5835 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5836 * function.c (keep_stack_depressed): Delete.
5837 (handle_epilogue_set): Likewise.
5838 (update_epilogue_consts): Likewise.
5839 (emit_equiv_load): Likewise.
5840 (thread_prologue_and_epilogue_insns): Remove support for Return with
5841 Depressed Stack Pointer.
5842 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5844 2008-04-06 Richard Guenther <rguenther@suse.de>
5846 PR tree-optimization/35400
5847 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
5848 information from SSA_NAMEs.
5850 2008-04-06 Anatoly Sokolov <aesok@post.ru>
5852 * config/avr/avr.h (avr_mega_p): Remove declaration.
5853 (AVR_MEGA): Remove macro.
5854 * config/avr/avr.c (avr_mega_p): Remove variable.
5855 (avr_override_options): Remove inicializion of avr_mega_p.
5856 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
5857 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
5858 (avr_jump_mode): (Ditto.).
5859 (avr_output_progmem_section_asm_op): (Ditto.).
5860 (avr_asm_init_sections): (Ditto.).
5861 (avr_asm_init_sections): (Ditto.).
5862 (avr_rtx_costs): (Ditto.).
5863 * config/avr/avr.md: (Ditto.).
5864 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
5867 2008-04-06 Richard Guenther <rguenther@suse.de>
5869 PR tree-optimization/35842
5870 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
5871 is_gimple_invariant_address.
5873 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5875 * gcc.c (default_compilers): Sync Fortran extensions list with
5876 that in fortran/lang-specs.h.
5877 * doc/invoke.texi: Likewise.
5878 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
5879 * dwarf2out.c (gen_compile_unit_die): Likewise.
5881 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
5883 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
5885 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
5888 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
5889 attribute is used for nested functions.
5891 2008-04-05 Jan Hubicka <jh@suse.cz>
5893 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
5895 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
5897 (dump_files): Update.
5898 (enable_rtl_dump_file): Do not accept letter argument.
5899 * tree-pass.h (dump_file_info): Remove letter argument.
5900 * toplev.c (decode_d_option): Update -da handling.
5901 * toplev.h (enable_rtl_dump_file): Update prototype.
5902 * passes.c (register_one_dump_file): Do not accept IPA argument; work
5903 it out based on pass type.
5904 (register_dump_files_1): Likewise.
5905 (init_optimization_passes): Update register_one_dump_file calls.
5906 (execute_one_pass): Sanity check that IPA passes are called at IPA
5907 level and RTL passes at RTL level.
5908 (execute_pass_list): IPA pass can not be after or subpass of
5910 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
5911 disallov RTL subpasses of IPA subpasses.
5913 2008-04-05 Ben Elliston <bje@au.ibm.com>
5915 * tree-cfg.c (need_fake_edge_p): Return false for calls to
5916 builtins that return exactly once and do not throw. Cache call to
5919 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
5921 PR rtl-optimization/34916
5923 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
5924 between instruction pairs.
5926 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
5928 * doc/invoke.texi: Document -mbitops for SH.
5929 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
5930 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
5931 * config/sh/sh.c (print_operand): Add %t operand code.
5932 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
5933 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
5934 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
5935 (extendqihi2): Likewise.
5936 (movqi_i): Likewise.
5937 (insv): Use bset, bclr and bst instructions for SH2A if possible.
5938 (extv): Use bld instruction for SH2A if possible.
5940 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
5941 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
5942 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
5943 (bset.b, bclr.b): Define peepholes.
5944 * config/sh/sh.opt (mbitops): New option.
5946 2008-04-04 Janis Johnson <janis187@us.ibm.com>
5949 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
5950 and view convert expression.
5952 2008-04-04 Jakub Jelinek <jakub@redhat.com>
5955 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
5957 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
5959 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
5961 * config/i386/cpuid.h (bit_AES): New.
5962 (bit_PCLMUL): Likewise.
5964 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
5965 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
5966 SSE2 if AES or PCLMUL is enabled.
5967 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
5968 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5969 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
5970 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
5971 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
5972 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
5973 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
5974 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
5975 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
5976 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
5977 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
5978 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
5979 __builtin_ia32_aeskeygenassist128 and
5980 __builtin_ia32_pclmulqdq128.
5981 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
5982 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
5983 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
5985 * config/i386/i386.h (TARGET_AES): New.
5986 (TARGET_PCLMUL): Likewise.
5987 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
5989 * config/i386/i386.md (UNSPEC_AESENC): New.
5990 (UNSPEC_AESENCLAST): Likewise.
5991 (UNSPEC_AESDEC): Likewise.
5992 (UNSPEC_AESDECLAST): Likewise.
5993 (UNSPEC_AESIMC): Likewise.
5994 (UNSPEC_AESKEYGENASSIST): Likewise.
5995 (UNSPEC_PCLMUL): Likewise.
5997 * config/i386/i386.opt (maes): New.
5998 (mpclmul): Likewise.
6000 * config/i386/sse.md (aesenc): New pattern.
6001 (aesenclast): Likewise.
6003 (aesdeclast): Likewise.
6005 (aeskeygenassist): Likewise.
6006 (pclmulqdq): Likewise.
6008 * config/i386/wmmintrin.h: New.
6010 * doc/extend.texi: Document AES and PCLMUL built-in function.
6012 * doc/invoke.texi: Document -maes and -mpclmul.
6014 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
6016 * function.c (free_after_parsing): Replace with
6017 cxx_push_function_context from C++ front-end.
6018 (allocate_struct_function): Don't call langhook.
6019 * langhooks.h (struct lang_hooks_for_functions): Delete.
6020 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
6022 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
6023 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
6024 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
6025 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
6026 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
6027 remove LANG_HOOKS_FUNCTION_INITIALIZER.
6028 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
6030 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
6031 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
6033 2008-04-04 Jakub Jelinek <jakub@redhat.com>
6036 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
6039 2008-04-04 Richard Guenther <rguenther@suse.de>
6042 * fold-const.c (optimize_minmax_comparison): Use the correct
6043 type for the constant in the simplified comparison.
6045 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
6047 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
6048 Pass L2 size as "--param l2-cache-size" to the compiler.
6049 (decode_l2_cache): New function to decode L2 cache parameters using
6050 0x8000006 extended cpuid function.
6051 (detect_caches_amd): Determine parameters of L2 cache using
6052 decode_l2_caches function.
6053 (decode_caches_intel): Decode L2 cache parameters.
6054 (detect_caches_intel): Determine L2 cache parameters using
6055 decode_caches_intel and decode_l2_caches functions.
6057 2008-04-03 Bob Wilson <bob.wilson@acm.org>
6059 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
6060 secondary input reload for subword loads from the constant pool.
6062 2008-04-03 Janis Johnson <janis187@us.ibm.com>
6065 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
6066 constants of the appropriate size for runtime calculations.
6069 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
6070 decimal-float literal constant zero.
6072 2008-04-03 Jakub Jelinek <jakub@redhat.com>
6075 * c-parser.c (c_parser_omp_atomic): Call
6076 default_function_array_conversion on the RHS.
6079 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
6080 call is_variable_sized if decl has incomplete type.
6082 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
6084 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
6086 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
6088 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
6090 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
6091 (sgt<u>): Merge sgt and sgtu into new expander.
6092 (sgt, sgtu): Remove expanders.
6093 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
6094 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
6095 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
6096 *sgtu_<mode>_mips16 into new pattern.
6097 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
6098 (sge<u>): Merge sge and sgeu into new expander.
6099 (sge, sgeu): Remove expanders.
6100 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
6102 (*sge_<mode>, second *sge_<mode>): Remove patterns.
6103 (slt<u>): Merge slt and sltu into new expander.
6104 (slt, sltu): Remove expanders.
6105 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
6106 (*slt_<mode>, *sltu_<mode>): Remove patterns.
6107 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
6108 *sltu_<mode>_mips16 into new pattern.
6109 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
6110 (sle<u>): Merge sle and sleu into new expander.
6111 (sle, sleu): Remove expanders.
6112 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
6113 (*sle_<mode>, *sleu_<mode>): Remove patterns.
6114 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
6115 *sleu_<mode>_mips16 into new pattern.
6116 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
6118 2008-04-03 Jan Hubicka <jh@suse.cz>
6120 PR tree-optimization/35795
6121 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
6122 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6123 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6124 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6125 * score/score3.c (score3_output_mi_thunk): Likewise.
6126 * score/score7.c (score7_output_mi_thunk): Likewise.
6127 * mips/mips.c (mips_output_mi_thunk): Likewise.
6129 2008-04-03 Richard Guenther <rguenther@suse.de>
6131 * tree-vrp.c (extract_range_from_unary_expr): Handle all
6132 conversions. Simplify code.
6134 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
6136 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
6138 2008-04-03 Tom Tromey <tromey@redhat.com>
6139 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6141 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
6142 * config/bfin/t-bfin-linux (generated_files): Add
6143 linux-sysroot-suffix.h.
6144 * doc/install.texi (Prerequisites): Require make 3.80.
6145 * doc/sourcebuild.texi (Front End Directory): Document new
6147 * Makefile.in (generated_files): New variable.
6148 (ALL_HOST_OBJS): New variable.
6149 ($(ALL_HOST_OBJS)): New target.
6151 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6153 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
6154 (remap_block): Call id->transform_lang_insert_block instead
6156 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
6157 Set id.transform_lang_insert_block to NULL.
6158 (clone_body): Move to cp/optimize.c
6159 * tree-inline.h (struct copy_body_data): Change
6160 transform_lang_insert_block to function pointer.
6161 (copy_generic_body, copy_decl_no_change): Export.
6162 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
6163 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
6164 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
6166 * c-tree.h (insert_block): Kill.
6167 * c-decl.c (insert_block): Kill.
6169 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6171 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6172 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6173 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
6175 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
6176 argument, call {push,pop}_function_context from here.
6177 * c-parser.c: Use c_{push,pop}_function_context.
6179 * function.c (push_function_context_to): Move meat ...
6180 (push_function_context): ... here. Simplify.
6181 * function.c (pop_function_context_from): Move meat ...
6182 (pop_function_context): ... here. Simplify.
6183 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
6185 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6186 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6187 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
6188 * tree.h (push_function_context_to, pop_function_context_from): Remove.
6190 2008-04-03 Ben Elliston <bje@au.ibm.com>
6192 * expmed.c (extract_force_align_mem_bit_field): Remove.
6194 2008-04-03 Richard Guenther <rguenther@suse.de>
6197 * expr.h (try_casesi): Adjust prototype.
6198 * expr.c (try_casesi): Take fallback label as extra parameter.
6199 Use that for gen_casesi if default_label is NULL.
6200 * stmt.c (expand_case): Pass fallback label to try_casesi,
6201 make sure to fill gaps with a fallback label if default_label
6204 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
6207 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
6209 2008-04-03 Ben Elliston <bje@au.ibm.com>
6211 * expmed.c (extract_split_bit_field): Remove if (0) code.
6212 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
6213 (do_ds_constraint): Likewise.
6215 2008-04-02 Joseph Myers <joseph@codesourcery.com>
6217 * doc/cppopts.texi (-dU): Document.
6218 * c-common.h (flag_dump_macros): Update comment.
6219 * c-opts.c (handle_OPT_d): Handle -dU.
6220 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
6221 dump_queued_macros, cb_used_define, cb_used_undef): New.
6222 (init_pp_output): Handle -dU.
6223 (cb_line_change): Call dump_queued_macros.
6224 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
6226 2008-04-02 Anatoly Sokolov <aesok@post.ru>
6228 * config/avr/predicates.md (io_address_operand): New predicate.
6229 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
6230 * config/avr/avr.c (avr_io_address_p): Remove function.
6231 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
6232 'avr_io_address_p' function.
6233 (out_movhi_r_mr): (Ditto.).
6234 (out_movqi_mr_r): (Ditto.).
6235 (out_movhi_mr_r): (Ditto.).
6236 (avr_address_cost): (Ditto.).
6238 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
6240 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
6241 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
6242 in 32bit mode when XMM registers are available to avoid store
6244 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
6245 corresponding post-reload splitters.
6247 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6249 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
6250 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
6251 __builtin_ia32_roundss.
6252 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
6253 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
6254 __builtin_ia32_roundss.
6255 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
6256 IX86_BUILTIN_SHUFPD here.
6258 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6260 * config/i386/i386.md (plogic): New.
6261 (plogicprefix): Likewise.
6263 * config/i386/mmx.md (mmx_<code><mode>3): New.
6264 (mmx_and<mode>3): Removed.
6265 (mmx_ior<mode>3): Likewise.
6266 (mmx_xor<mode>3): Likewise.
6268 * config/i386/sse.md (<code><mode>3): New.
6269 (*<code><mode>3): Likewise.
6270 (*<code><mode>3): Likewise.
6271 (<code><mode>3): Likewise.
6272 (*sse_<code><mode>3): Likewise.
6273 (*sse2_<code><mode>3): Likewise.
6274 (<code>tf3): Likewise.
6275 (*<code>tf3): Likewise.
6276 (and<mode>3): Likewise.
6277 (*and<mode>3): Likewise.
6278 (ior<mode>3): Removed.
6279 (*ior<mode>3): Likewise.
6280 (xor<mode>3): Likewise.
6281 (*xor<mode>3): Likewise.
6282 (*and<mode>3): Likewise.
6283 (*ior<mode>3): Likewise.
6284 (*xor<mode>3): Likewise.
6285 (and<mode>3): Likewise.
6286 (*sse_and<mode>3): Likewise.
6287 (*sse2_and<mode>3): Likewise.
6289 (*andtf3): Likewise.
6290 (ior<mode>3): Likewise.
6291 (*sse_ior<mode>3): Likewise.
6292 (*sse2_ior<mode>3): Likewise.
6294 (*iortf3): Likewise.
6295 (xor<mode>3): Likewise.
6296 (*sse_xor<mode>3): Likewise.
6297 (*sse2_xor<mode>3): Likewise.
6299 (*xortf3): Likewise.
6301 2008-04-02 Richard Guenther <rguenther@suse.de>
6303 PR tree-optimization/14495
6304 PR tree-optimization/34793
6305 * tree-vrp.c (struct switch_update): New structure.
6306 (to_remove_edges, to_update_switch_stmts): New VECs.
6307 (simplify_switch_using_ranges): New function. Remove not taken
6308 case labels and edges.
6309 (simplify_stmt_using_ranges): Call it.
6310 (identify_jump_threads): Mark edges we have queued for removal
6311 so we don't thread them.
6312 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
6314 * tree-cfg.c (group_case_labels): Deal with missing default label.
6315 (tree_verify_flow_info): Allow missing default label.
6316 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
6317 (emit_case_nodes): Likewise.
6318 (expand_case): Do not rely on the default label to be present.
6319 * expr.c (try_casesi): Deal with NULL default_label.
6320 (do_tablejump): Likewise.
6322 2008-04-02 Richard Guenther <rguenther@suse.de>
6324 PR tree-optimization/14495
6325 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
6326 SWITCH_EXPR here ...
6327 (vrp_visit_switch_stmt): ... but here (new function).
6328 (find_case_label_index): New helper function.
6329 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
6331 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6333 * fwprop.c: Fix ISO-C99ism.
6335 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6338 * Makefile.in (objdir): Set it here.
6339 * configure.ac: Not here. Find dynamic linker characteristics.
6340 * exec-tool.in: Use them.
6341 * aclocal.m4: Regenerate.
6342 * configure: Regenerate.
6344 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6346 * expr.c (expand_var): Delete it.
6347 * expr.h (expand_var): Delete prototype.
6348 * function.c (expand_function_start): Use expand_decl instead.
6349 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
6352 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
6354 PR rtl-optimization/35542
6355 * fwprop.c (forward_propagate_and_simplify): Replace
6356 loc_reg_mentioned_in_p with reg_mentioned_p.
6358 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6360 PR rtl-optimization/35281
6361 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
6362 (propagate_rtx_1): Handle PR_HANDLE_MEM.
6363 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
6364 (varying_mem_p): Move above propagate_rtx.
6365 (all_uses_available_at): Do not check MEMs.
6367 2008-04-02 Rafael Espindola <espindola@google.com>
6369 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
6370 (register_edge_assert_for_2): Split the cond argument.
6371 (register_edge_assert_for_1): Adjust for the change in
6372 register_edge_assert_for_2.
6373 (register_edge_assert_for): Split the cond argument.
6374 (find_switch_asserts): Adjust for the change in
6375 register_edge_assert_for.
6377 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
6379 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
6380 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
6381 offsets for 64-bit mingw.
6382 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
6383 abi for x86_64-pc-mingw.
6385 2008-04-02 Richard Guenther <rguenther@suse.de>
6387 * tree-vrp.c (extract_range_from_assert): Make sure to not
6388 produce range min/max with TREE_OVERFOW set.
6389 If merging a anti-range and a range keep the anti-range if
6390 the range covers all values of the type.
6391 (register_edge_assert_for_2): Only allow sign-changing
6392 conversions in detecting canonical range checks. Also
6393 register an assert for the unsigned name if useful.
6395 PR tree-optimization/35787
6396 * tree-vrp.c (vrp_val_max): New function.
6397 (vrp_val_min): Likewise.
6398 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
6399 (vrp_val_is_min): Likewise.
6400 (supports_overflow_infinity): Use vrp_val_{min,max}.
6401 (negative_overflow_infinity): Likewise.
6402 (positive_overflow_infinity): Likewise.
6403 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
6404 (is_positive_overflow_infinity): Likewise.
6405 (is_overflow_infinity): Likewise.
6406 (avoid_overflow_infinity): Use vrp_val_{min,max} and
6407 vrp_val_is_{min,max}.
6408 (set_and_canonicalize_value_range): Canonicalize anti-ranges
6409 to ranges if possible. Avoid empty ranges.
6411 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6414 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
6415 the expression is a function address.
6417 2008-04-01 George Helffrich <george@gcc.gnu.org>
6419 PR fortran/35154, fortran/23057
6420 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
6421 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
6422 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
6423 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
6425 (dbxout_syms): Check for COMMON-based symbol and wrap in
6426 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
6427 in bracket for efficiency.
6429 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
6430 using DW_TAG_common_block + member offset.
6431 (add_pubname_string): New function.
6432 (dw_expand_expr): New function to find block name and offset for
6434 (common_check): New function to check whether symbol in Fortran COMMON.
6435 (gen_variable_die): If COMMON, use DW_TAG_common_block.
6437 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
6440 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
6442 2008-04-02 Ben Elliston <bje@au.ibm.com>
6444 * config/v850/v850.md (casesi): Remove if (0) code.
6445 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6446 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
6448 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
6450 * config/i386/i386.md (rex64suffix): New mode attribute.
6451 (floathi<mode>2): Disable expander for SSE math.
6452 (*floathi<mode>2_1): New insn insn_and_split pattern.
6453 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
6454 corresponding post-reload splitters.
6455 (*floathi<mode>2_i387): New macroized insn pattern.
6456 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
6457 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
6458 insn_and_split pattern.
6459 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
6460 New macroized instruction patterns and corresponding post-reload
6462 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
6463 and corresponding post-reload splitters.
6464 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
6465 New macroized instruction patterns.
6466 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
6467 macroized instruction patterns and corresponding post-reload splitters.
6468 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
6469 corresponding post-reload splitters.
6470 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
6471 New macroized instruction patterns.
6472 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
6473 corresponding post-reload splitters.
6474 (*floatsi<mode>2_i387): New macroized instruction patterns.
6476 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
6478 * config/i386/i386.md (smaxmin): New.
6479 (umaxmin): Likewise.
6480 (maxminiprefix): Likewise.
6481 (maxminfprefix): Likewise.
6482 (<code><mode>3): Likewise.
6483 (smin<mode>3): Removed.
6484 (smax<mode>3): Likewise.
6486 * config/i386/mmx.md (mmx_<code>v2sf3): New.
6487 (mmx_<code>v4hi3): Likewise.
6488 (mmx_<code>v8qi3): Likewise.
6489 (mmx_smaxv2sf3): Removed.
6490 (mmx_sminv2sf3): Likewise.
6491 (mmx_umaxv8qi3): Likewise.
6492 (mmx_smaxv4hi3): Likewise.
6493 (mmx_uminv8qi3): Likewise.
6494 (mmx_sminv4hi3): Likewise.
6496 * config/i386/sse.md (<addsub><mode>3): New.
6497 (*<addsub><mode>3): Likewise.
6498 (<sse>_vm<addsub><mode>3): Likewise.
6499 (<maxmin><mode>3): Likewise.
6500 (*<maxmin><mode>3_finite): Likewise.
6501 (*<maxmin><mode>3): Likewise.
6502 (<sse>_vm<maxmin><mode>3): Likewise.
6503 (sse3_h<addsub>v4sf3): Likewise.
6504 (sse3_h<addsub>v2df3): Likewise.
6505 (<maxmin>v16qi3): Likewise.
6506 (*<maxmin>v16qi3): Likewise.
6507 (<maxmin>v8hi3): Likewise.
6508 (*<maxmin>v8hi3): Likewise.
6509 (*sse4_1_<maxmin><mode>3): Likewise.
6510 (*sse4_1_<maxmin><mode>3): Likewise.
6511 (add<mode>3): Removed.
6512 (*add<mode>3): Likewise.
6513 (<sse>_vmadd<mode>3): Likewise.
6514 (sub<mode>3): Likewise.
6515 (*sub<mode>3): Likewise.
6516 (<sse>_vmsub<mode>3): Likewise.
6517 (smin<mode>3): Likewise.
6518 (*smin<mode>3_finite): Likewise.
6519 (*smin<mode>3): Likewise.
6520 (<sse>_vmsmin<mode>3): Likewise.
6521 (smax<mode>3): Likewise.
6522 (*smax<mode>3_finite): Likewise.
6523 (*smax<mode>3): Likewise.
6524 (<sse>_vmsmax<mode>3): Likewise.
6525 (sse3_haddv4sf3): Likewise.
6526 (sse3_haddv2df3): Likewise.
6527 (sse3_hsubv4sf3): Likewise.
6528 (sse3_hsubv2df3): Likewise.
6529 (umaxv16qi3): Likewise.
6530 (*umaxv16qi3): Likewise.
6531 (smaxv8hi3): Likewise.
6532 (*smaxv8hi3): Likewise.
6533 (*sse4_1_smax<mode>3): Likewise.
6534 (*sse4_1_umax<mode>3): Likewise.
6535 (uminv16qi3): Likewise.
6536 (*uminv16qi3): Likewise.
6537 (sminv8hi3): Likewise.
6538 (*sminv8hi3): Likewise.
6539 (*sse4_1_smin<mode>3): Likewise.
6540 (*sse4_1_umin<mode>3): Likewise.
6542 2008-04-01 Rafael Espindola <espindola@google.com>
6544 * tree-cfg.c (verify_expr): remove in_phi.
6545 (verify_stmt): Don't call walk_tree with verify_expr. Use
6546 is_gimple_min_invariant instead of is_gimple_val.
6548 2008-04-01 Joseph Myers <joseph@codesourcery.com>
6550 * doc/include/gpl_v3.texi: Update for manpage generation.
6551 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
6553 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
6554 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
6555 gpl_v3.texi instead of gpl.texi.
6558 2008-04-01 Jakub Jelinek <jakub@redhat.com>
6561 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
6563 2008-04-01 Rafael Espindola <espindola@google.com>
6565 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
6566 (extract_code_and_val_from_cond): Use
6567 extract_code_and_val_from_cond_with_ops.
6569 2008-04-01 Jan Hubicka <jh@suse.cz>
6571 * function.c (free_after_compilation): Free epilogue_delay_list.
6572 (prepare_function_start): Assert that previous compilation was freed.
6574 2008-04-01 Jan Hubicka <jh@suse.cz>
6575 Jim Wilson <wilson@tuliptree.org>
6576 Andreas Tobler <andreast@gcc.gnu.org>
6579 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
6580 rtl.emit instead cfun->emit.
6581 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
6582 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
6584 2008-04-01 Ben Elliston <bje@au.ibm.com>
6586 * doc/c-tree.texi (Function Basics): Fix grammatical error.
6588 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
6590 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
6592 (fprofile-use): Add var flag_profile_use
6593 * coverage.c (coverage_begin_output): Do not open a gcno file for
6594 output only if -ftest-coverage is set.
6595 Do not add getpwd() to gcda file path.
6596 (build_gcov_info): Check the new flag
6597 flag_profile_datafile_relative_path.
6598 (coverage_init): Use profile_data_prefix.
6599 Read profile counter only if flag_profile_use is set.
6600 * opts.c (common_handle_option): New option fprofile-use=,
6601 fprofile-dir=, fprofile-generate=.
6602 * toplev.c (profile_data_prefix): New variable definition.
6603 * toplev.h (profile_data_prefix): New declaration.
6604 * doc/invoke.tex (Option Summary, Optimization Options):
6607 2008-03-31 James E. Wilson <wilson@tuliptree.org>
6609 * varasm.c (output_constant_pool_1): In LABEL_REF check,
6610 use tmp consistently.
6613 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
6614 * config/ia64/ia64.c (rtx_needs_barrier): Handle
6615 UNSPEC_FR_RECIP_APPROX_RES.
6616 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
6618 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
6621 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
6623 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6626 * fold-const.c (fold_indirect_ref_1): Support accessing non first
6627 element of the vector via a pointer.
6629 2008-03-31 Ian Lance Taylor <iant@google.com>
6631 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
6633 2008-03-31 Jan Hubicka <jh@suse.cz>
6635 * builtins.c (expand_builtin_setjmp_receiver): Update call of
6636 get_arg_pointer_save_area.
6637 * expr.c (init_expr): Just clear out rtl.expr.
6638 * function.c (free_after_compilation): Clear out whole RTL structure.
6639 (get_func_frame_size): Merge into ...
6640 (get_frame_size): ... this one.
6641 (assign_stack_local_1): Merge into ...
6642 (assign_stack_local): ... this one.
6643 (expand_function_end): Update call of get_arg_pointer_save_area.
6644 (get_art_pointer_save_area): Remove cfun argument.
6645 * function.h (emit_status): regno_pointer_align does not need length
6646 attribute. Move x_regno_reg_rtx to ...
6647 (regno_reg_rtx): ... new global array.
6648 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
6649 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
6650 apply_args_value, forced_labels, stack_pointer_delta):
6652 (struct varasm_status): Move here from varasm.c
6653 (struct rtl_data): New. Move here some fields from struct function.
6654 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
6655 frame_offset, stack_check_probe_note, arg_pointer_save_area,
6656 used_temp_slots avail_temp_slots, temp_slot_level,
6657 nonlocal_goto_handler_labels): Update accesstors.
6658 (rtl): New global variable.
6659 (struct function): Move some fileds to rtl_data.
6660 (get_arg_pointer_save_area): Update prototype.
6661 * emit-rtl.c (rtl): Declare.
6662 (regno_reg_rtx): Declare.
6663 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
6665 (gen_reg_rtx): Update.
6666 (init_virtual_regs): Do not tate emit_status argument.
6667 (init_emit): Do not allocate emit.
6668 * varasm.c (varasm_statuc): Move to function.h.
6669 (n_deferred_constatns): Update accestor.
6670 (init_varasm_status): Do not allocate varasm_status.
6671 (force_const_mem, get_pool_size, output_constant_pool): Update.
6672 * stmt.c (force_label_rtx): Do not use x_ prefixes.
6673 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
6675 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
6677 PR rtl-optimization/35729
6678 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
6681 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
6684 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
6685 load/store if memory is unaligned.
6686 (*movti_rex64): Likewise.
6688 * config/i386/predicates.md (misaligned_operand): New.
6690 2008-03-31 Andrew Pinski <pinskia@gmail.com>
6693 * tree-ssa-phiopt.c (conditional_replacement): Return early for
6696 2008-03-31 Jan Beulich <jbeulich@novell.com>
6698 * config/ia64/constraints.md: Add 'j' constraint.
6699 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
6700 (movdi_internal): Likewise.
6702 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
6705 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
6707 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
6710 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
6711 proper error message for the third argument on blendpd and
6714 * config/i386/sse.md (blendbits): New.
6715 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
6717 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
6719 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
6721 2008-03-30 Richard Guenther <rguenther@suse.de>
6724 * fold-const.c (fold_sign_changed_comparison): Do leave
6725 conversions to base-types alone.
6727 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6729 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
6730 the link register if one altivec register is be saved.
6732 2008-03-30 Ben Elliston <bje@au.ibm.com>
6734 * final.c (final_scan_insn): Remove if (0) code.
6736 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
6738 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
6740 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
6742 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
6743 of V4SFmode to ix86_binary_operator_ok.
6745 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
6747 * config/i386/i386.c (override_options): Initialize
6748 ix86_veclib_handler to ix86_veclibabi_svml when
6749 -mveclibabi=svml is used.
6750 (ix86_veclibabi_svml): New function for SVML ABI style
6751 vectorization support.
6752 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
6754 2008-03-28 Rafael Espindola <espindola@google.com>
6756 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
6757 (tree_binary_nonnegative_warnv_p): Make it public.
6758 (tree_single_nonnegative_warnv_p): Make it public.
6759 (tree_invalid_nonnegative_warnv_p): Make it public.
6760 (tree_unary_nonzero_warnv_p): Make it public.
6761 (tree_binary_nonzero_warnv_p): Make it public
6762 (tree_single_nonzero_warnv_p): Make it public.
6763 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
6764 (extract_range_from_binary_expr): Split the expr argument.
6765 (extract_range_from_unary_expr): Split the expr argument.
6766 (extract_range_from_comparison): Split the expr argument.
6767 (extract_range_from_expr): Use the new aux functions.
6768 (vrp_evaluate_conditional_warnv): Use
6769 vrp_evaluate_conditional_warnv_with_ops.
6770 * tree.h (tree_unary_nonzero_warnv_p): Declare.
6771 (tree_binary_nonzero_warnv_p): Declare.
6772 (tree_single_nonzero_warnv_p): Declare.
6773 (tree_expr_nonzero_warnv_p): Declare.
6774 (tree_unary_nonnegative_warnv_p): Declare.
6775 (tree_binary_nonnegative_warnv_p): Declare.
6776 (tree_single_nonnegative_warnv_p): Declare.
6777 (tree_invalid_nonnegative_warnv_p): Declare.
6779 2008-03-28 Richard Guenther <rguenther@suse.de>
6781 PR tree-optimization/30317
6782 PR tree-optimization/30911
6783 PR tree-optimization/34793
6784 * tree-vrp.c (set_and_canonicalize_value_range): New function.
6785 (struct assert_locus_d): New member EXPR.
6786 (register_new_assert_for): Add EXPR parameter to support
6787 ASSERT_EXPR <name, expr OP limit>.
6788 (register_edge_assert_for_1): Adjust callers.
6789 (find_assert_locations): Likewise.
6790 (process_assert_insertions_for): Build condition from expression.
6791 (extract_range_from_assert): Handle ASSERT_EXPRs
6792 of the form ASSERT_EXPR <name, expr OP limit>.
6793 (register_edge_assert_for_2): New helper registering
6794 asserts for comparisons. Recognize range tests of the form
6795 (unsigned)i - CST1 OP CST2.
6796 (register_edge_assert_for_1): Use it.
6797 (register_edge_assert_for): Likewise.
6798 (needs_overflow_infinity): Integer sub-types
6799 do not need overflow infinities.
6800 (vrp_val_is_max): The extreme values of integer sub-types
6801 are those of the base type.
6802 (vrp_val_is_min): Likewise.
6803 * tree.def (ASSERT_EXPR): Document extra allowed conditional
6806 2008-03-28 Nick Clifton <nickc@redhat.com>
6809 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6810 Return GENERAL_REGS for stack adjustment reloads.
6812 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6815 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
6816 const_vector when all the vectors are constant.
6818 2008-03-27 Bob Wilson <bob.wilson@acm.org>
6820 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
6822 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
6823 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
6825 (s<code>_sf): Use new scc_sf attribute for opcode names.
6827 2008-03-27 Tom Tromey <tromey@redhat.com>
6829 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
6830 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
6831 config/spu/t-spu-elf, config/i386/t-interix,
6832 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
6833 config/i386/x-darwin, config/i386/x-mingw32,
6834 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
6835 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
6836 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
6837 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
6838 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
6839 config/rs6000/x-darwin, config/rs6000/t-rs6000,
6840 config/score/t-score-elf, config/arm/t-strongarm-pe,
6841 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
6842 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
6843 Revert automatic dependency patch.
6845 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
6848 * config/i386/i386.c (ix86_function_arg_boundary): Align
6849 decimal floating point to its natural boundary.
6851 2008-03-27 Richard Guenther <rguenther@suse.de>
6854 * fold-const.c (fold_comparison): Restrict distinct decl
6855 comparison folding to VAR_DECLs and PARM_DECLs. Do not
6856 solely rely on operand_equal_p.
6858 2008-03-27 Richard Guenther <rguenther@suse.de>
6861 * c-common.c (handle_weak_attribute): Reject combination of
6864 2008-03-27 Richard Guenther <rguenther@suse.de>
6866 PR tree-optimization/32810
6867 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
6868 conversions from DECL_INITIAL.
6869 (fold_const_aggregate_ref): Likewise from constructor elements.
6871 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
6873 * tree-affine.h (aff_combination_expand): Declare.
6874 (get_inner_reference_aff): Likewise.
6875 * tree-affine.c (aff_combination_expand): Split out from
6876 tree_to_aff_combination_expand.
6877 (get_inner_reference_aff): New function.
6878 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
6879 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
6880 (struct lim_aux_data): sm_done field removed.
6881 (mem_ref_loc_p, mem_ref_locs_p): New types.
6882 (struct mem_ref): Added id, stored, accesses_in_loop,
6883 indep_loop, dep_loop, indep_ref, dep_ref fields.
6884 Removed is_stored, locs and next fields.
6885 (memory_accesses): New variable.
6886 (movement_possibility): Do not allow moving statements
6887 that store to memory.
6888 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
6890 (determine_max_movement): For statements with memory references,
6891 find the outermost loop in that the reference is independent.
6892 (move_computations_stmt): Mark the virtual operands for renaming.
6893 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
6894 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
6895 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
6896 add_vop_ref_mapping, create_vop_ref_mapping_loop,
6897 create_vop_ref_mapping, analyze_memory_references,
6898 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
6899 get_all_locs_in_loop, ref_always_accessed_p,
6900 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
6901 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
6902 store_motion_loop, store_motion): New functions.
6903 (struct vop_to_refs_elt): New type.
6904 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
6905 memref_hash, memref_eq, hoist_memory_references): Rewritten.
6906 (schedule_sm): Replaced by...
6907 (execute_sm): ... this.
6908 (determine_lsm_ref, hoist_memory_references,
6909 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
6910 find_more_ref_vops, free_mem_ref, free_mem_refs,
6911 determine_lsm_loop, determine_lsm): Removed.
6912 (tree_ssa_lim_finalize): Free data structures used by store motion.
6913 (tree_ssa_lim): Call analyze_memory_references. Use
6914 store_motion instead of determine_lsm.
6916 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
6918 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
6919 rename tmake_file to m68hc11/t-m68hc11.
6920 (mcore): Set inhibit_libc to true.
6921 * config.host (alpha*-dec-*vms*): Set extra_programs.
6922 (interix3*): Don't use host_xmake_file.
6923 * configure.ac: Let config.gcc override inhibit_libc.
6924 * configure: Regenerate.
6926 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
6927 * config/t-openbsd-thread: Remove commented out lines.
6929 * config/x-interix: Remove.
6931 * config/m68hc11/t-m68hc11-gas: Rename to...
6932 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
6934 * config/mcore/t-mcore: Remove T_CFLAGS.
6935 * config/mcore/t-mcore-pe: Likewise.
6937 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
6939 * configure.ac: Replace custom __GNU_SOURCE test with
6940 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
6941 * aclocal.m4: Regenerate.
6942 * configure: Regenerate.
6943 * config.in: Regenerate.
6945 2008-03-27 Richard Guenther <rguenther@suse.de>
6947 * fold-const.c (target.h): Include.
6948 (fold_comparison): Fold comparison of addresses of decls
6949 that bind locally or of constants. Consolidate address folding code.
6950 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
6951 results from fold_binary_to_constant.
6952 (compare_values_warnv): Likewise.
6954 2008-03-27 Andrew Pinski <pinskia@gmail.com>
6957 * fold-const.c (fold_truthop): Check for integeral types when folding
6958 a == 0 && b == 0 and a != 0 || b != 0 .
6960 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
6962 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
6964 2008-03-26 Andreas Schwab <schwab@suse.de>
6966 * doc/invoke.texi: Fix use of @item vs. @itemx.
6968 2008-03-26 Tom Tromey <tromey@redhat.com>
6970 * Makefile.in (build/gensupport.o, build/print-rtl.o,
6971 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
6972 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
6973 build/gencodes.o, build/genconditions.o, build/genconfig.o,
6974 build/genconstants.o, build/genemit.o, build/genextract.o,
6975 build/genflags.o, build/genmddeps.o, build/genopinit.o,
6976 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
6979 2008-03-26 Richard Guenther <rguenther@suse.de>
6982 2008-03-26 Richard Guenther <rguenther@suse.de>
6984 * fold-const.c (target.h): Include.
6985 (fold_comparison): Fold comparison of addresses of two decls
6986 that bind locally. Consolidate address folding code.
6988 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6990 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
6991 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
6992 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
6993 dconstsqrt2, dconstthird, dconste and/or dconst10.
6994 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
6995 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
6996 dconstsqrt2, dconste): Delete.
6997 (init_emit_once): Likewise. Simplify initializing dconstm1.
6999 * real.c (get_real_const): New.
7000 * real.h (dconst3, dconst10, dconstm2, dconstthird,
7001 dconstsqrt2, dconste): Delete.
7002 (real_value_const, get_real_const): New.
7004 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
7006 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
7008 * config/i386/i386.c (ix86_function_arg_boundary): Check
7009 BIGGEST_ALIGNMENT instead of 128.
7010 (setup_incoming_varargs_64): Likewise.
7012 2008-03-26 Tom Tromey <tromey@redhat.com>
7014 * Makefile.in (DEPFILES): Add missing '/'.
7016 2008-03-26 Richard Guenther <rguenther@suse.de>
7018 * fold-const.c (target.h): Include.
7019 (fold_comparison): Fold comparison of addresses of two decls
7020 that bind locally. Consolidate address folding code.
7022 2008-03-26 Nick Clifton <nickc@redhat.com>
7025 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
7026 not allow INT+INT as a legitimate addressing mode.
7028 2008-03-26 Richard Guenther <rguenther@suse.de>
7030 * tree-flow.h (widen_bitfield): Remove declaration.
7031 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
7032 (widen_bitfield): Remove function.
7033 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
7036 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7039 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
7042 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
7044 PR rtl-optimization/35232
7045 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
7046 (forget_old_reloads_1, forget_marked_reloads): Don't clear
7047 reg_reloaded_call_part_clobbered here.
7048 (reload_regs_reach_end_p): New function.
7049 (reload_reg_rtx_for_input): New variable.
7050 (reload_reg_rtx_for_output): Likewise.
7051 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
7052 when reassigning a pseudo register. Load reloadreg from
7053 reload_reg_rtx_for_input, moving the mode and register
7055 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
7056 instead of the original when deciding whether an input reload
7057 would be a no-op or whether an output reload can be deleted.
7058 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
7059 when setting up new_spill_reg_store. Load it from
7060 reload_reg_rtx_for_output, moving the mode and register
7062 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
7063 instead of the original when deciding whether an output reload
7064 would be a no-op. Do the same when modifying insn notes.
7065 Use rtx_equal_p instead of == to compare the registers.
7066 (inherit_piecemeal_p): Take a mode and two register numbers
7068 (emit_reload_insns): Clear new_spill_reg_store for every hard
7069 register in the reload register. Remove spill registers
7070 from reg_reloaded_valid before considering whether to record
7071 inheritance information for them. Use reload_reg_rtx_for_output
7072 instead of reg_rtx when recording output reloads. Use
7073 reload_reg_rtx_for_input instead of reg_rtx when recording
7074 input reloads. Set or clear reg_reloaded_call_part_clobbered
7075 at the same time as setting reg_reloaded_valid.
7076 (delete_output_reload): Add a new_reload_reg parameter and use it
7077 instead of rld[j].reg_rtx.
7078 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
7081 2008-03-25 Tom Tromey <tromey@redhat.com>
7083 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
7084 (build/genattr.o): Likewise.
7085 (build/genattrtab.o): Likewise.
7086 (build/gencodes.o): Likewise.
7087 (build/genconfig.o): Likewise.
7088 (build/genconstants.o): Likewise.
7089 (build/genemit.o): Likewise.
7090 (build/genextract.o): Likewise.
7091 (build/genflags.o): Likewise.
7093 2008-03-25 Bob Wilson <bob.wilson@acm.org>
7095 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
7096 instead of size_int for integer types.
7097 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
7098 to match type of MINUS_EXPR.
7100 2008-03-25 Tom Tromey <tromey@redhat.com>
7102 * configure: Rebuilt.
7103 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
7106 2008-03-25 Tom Tromey <tromey@redhat.com>
7108 * config/x-solaris (host-solaris.o): Update.
7109 * config/x-linux (host-linux.o): Update.
7110 * config/x-hpux (host-hpux.o): Update.
7111 * config/x-darwin (host-darwin.o): Update.
7112 * config/v850/t-v850e (v850-c.o): Update.
7113 * config/v850/t-v850 (v850-c.o): Update.
7114 * config/t-vxworks (vxworks.o): Update.
7115 * config/t-sol2 (sol2-c.o, sol2.o): Update.
7116 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
7117 * config/spu/t-spu-elf (spu-c.o): Update.
7119 * config/sh/t-symbian (sh-c.o): Update.
7120 (symbian.o): Update.
7121 * config/sh/t-sh (sh-c.o): Update.
7122 * config/score/t-score-elf (score7.o, score3.o): Update.
7123 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
7124 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
7125 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
7126 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
7128 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7129 * config/m32c/t-m32c (m32c-pragma.o): Update.
7130 * config/ia64/t-ia64 (ia64-c.o): Update.
7131 * config/i386/x-mingw32 (host-mingw32.o): Update.
7132 * config/i386/x-i386 (driver-i386.o): Update.
7133 * config/i386/x-darwin (host-i386-darwin.o): Update.
7134 * config/i386/x-cygwin (host-cygwin.o): Update.
7135 * config/i386/t-nwld (nwld.o): Update.
7136 * config/i386/t-netware (netware.o): Update.
7137 * config/i386/t-interix (winnt.o): Update.
7138 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
7139 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
7140 msformat-c.o): Update.
7141 * config/bfin/t-bfin-linux (generated_files): Add
7142 linux-sysroot-suffix.h.
7143 * config/arm/t-wince-pe (pe.o): Update.
7144 * config/arm/t-strongarm-pe (pe.o): Update.
7145 * config/arm/t-pe (pe.o): Update.
7146 * config/arm/t-arm (arm-c.o): Update.
7147 * doc/install.texi (Prerequisites): Require make 3.80.
7148 * Makefile.in: Remove .o targets.
7149 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
7150 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
7151 (simple_generated_h, simple_generated_c): Move earlier.
7152 (generated_files): New variable.
7153 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
7154 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
7155 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
7156 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
7157 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
7158 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
7159 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
7160 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
7161 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
7162 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
7163 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
7164 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
7166 (COMPILE.base, COMPILE): New variables.
7167 (%.o): New pattern rule.
7168 (ALL_HOST_OBJS): New variable.
7169 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
7170 (dummy-checksum.o, cc1-checksum.o): Remove.
7171 (DRIVER_SHLIB): New variable.
7172 (DRIVER_DEFINES): Use it.
7173 (gencondmd.c): Move out of build/.
7174 (s-conditions): Update.
7175 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
7176 (ALL_BUILD_OBJS): Likewise.
7177 (build/%.o): Use BUILDCOMPILE.
7178 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
7179 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
7180 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
7181 build/gencheck.o, build/gencodes.o, build/genconditions.o,
7182 build/genconfig.o, build/genconstants.o, build/genemit.o,
7183 build/genextract.o, build/genflags.o, build/genmddeps.o,
7184 build/genopinit.o, build/genoutput.o, build/genpeep.o,
7185 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
7186 build/gen-protos.o, build/scan.o, build/fix-header.o,
7187 build/scan-decls.o): Simplify.
7188 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
7189 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
7190 prefix.o, toplev.o): Reduce to variable setting.
7191 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
7192 ($(out_object_file), gcc-options.o): New targets.
7193 ($(ALL_HOST_OBJS)): New target. Include dependency files.
7194 * configure: Rebuilt.
7195 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
7196 * doc/sourcebuild.texi (Front End Directory): Document new variable.
7198 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
7200 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
7201 complain when we hit an error, return ERROR_MARK_NODE.
7203 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7205 * config/sh/constraints.md (Pso, Psz): New constraints.
7206 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
7207 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
7209 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7211 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
7212 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
7214 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7216 * config/sh/sh.md (prefetch): Add condition for SH2A target.
7217 (prefetch_sh2a): New.
7219 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7220 Naveen.H.S <naveen.hs@kpitcummins.com>
7222 * config/sh/constraints.md (I28): New constraint.
7223 * config/sh/sh.c (broken_move): Add support for movi20s.
7224 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
7226 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
7227 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7228 Naveen.H.S <naveen.hs@kpitcummins.com>
7230 * config/sh/sh.c (SH_ATTRIBUTES): Define.
7231 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
7232 (print_operand): Handle resbank in %@ operand code.
7233 (sh_encode_section_info): New.
7234 (push_regs): Add conditions for resbank.
7235 (sh_expand_epilogue): Likewise.
7236 (sh_insert_attributes): Likewise.
7237 (sh_attribute_table): Likewise.
7238 (sh_handle_resbank_handler_attribute): New.
7239 (sh2a_handle_function_vector_handler_attribute): New.
7240 (sh2a_is_function_vector_call): New.
7241 (sh2a_get_function_vector_number): New.
7242 (sh2a_function_vector_p): New.
7243 (sh_cfun_resbank_handler_p): New.
7244 * config/sh/sh.md (calli): Emit jsr/n if possible.
7245 (calli_tbr_rel): New.
7246 (calli_pcrel): Emit jsr/n if possible.
7247 (return_i): Emit rts/n if possible.
7248 (call_valuei_tbr_rel): New.
7249 (call_valuei_pcrel): Add condition for SH2A target.
7250 (call_value): Likewise.
7251 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
7252 (sh2a_get_function_vector_number): Likewise.
7253 (sh2a_is_function_vector_call): Likewise.
7254 * doc/extend.texi: Document TBR relative addressing of SH2A.
7255 (resbank): Add description for SH2A.
7257 2008-03-24 Richard Guenther <rguenther@suse.de>
7260 * gimplify.c (gimplify_modify_expr): For frontend type-correct
7261 pointer assignments change conversions according to middle-end rules.
7262 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
7263 * configure.ac: Include type checking in yes.
7264 * configure: Regenerate.
7266 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7268 * diagnostic.c (diagnostic_count_diagnostic): Delete.
7269 (diagnostic_report_diagnostic): Update. Handle ICEs here.
7271 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
7273 * gthr-vxworks.h (UNUSED): Define.
7275 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
7277 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
7279 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
7281 * doc/extend.texi (Function Attributes): Add missing comma in the
7282 example of the "alloc_size" attribute.
7284 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
7287 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7289 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7292 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7295 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7296 of the underlying type of a MS bitfield layout to the natural
7297 alignment of the type.
7299 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7301 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7302 to their natural alignment to avoid store forwarding stalls.
7304 2008-03-22 Richard Guenther <rguenther@suse.de>
7306 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
7307 For PHI nodes verify the address is invariant.
7308 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
7309 (get_symbol_constant_value): Use is_gimple_min_invariant.
7310 (maybe_fold_stmt_indirect): Likewise.
7312 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
7314 PR rtl-optimization/33927
7315 * Makefile.in (dse.o): Depend on $(TM_P_H).
7316 * expr.h (extract_low_bits): Declare.
7317 * expmed.c (extract_low_bits): New function.
7318 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
7319 * dse.c: Include tm_p.h.
7320 (find_shift_sequence): Remove the read_reg argument and return the
7321 read value. Emit the instructions instead of returning them.
7322 Iterate on new_mode rather than calculating it each time.
7323 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
7324 source to NEW_MODE and extract_low_bits to convert the shifted
7326 (replace_read): Allow the load and store to have different mode
7327 classes. Use extract_low_bits when SHIFT == 0. Create the shift
7328 or extraction instructions before trying the replacement. Update
7329 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
7331 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7333 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7334 to their natural alignment to avoid store forwarding stalls.
7336 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7339 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
7340 encouraging but not allowing gprs for input;
7341 change the input constraint to !f#r.
7342 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
7344 change the output constraint to !f#r.
7346 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
7349 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
7350 corresponding post-reload splitters.
7351 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
7352 when x87 FP math is selected.
7353 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
7354 New function prototype.
7355 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
7356 unreachable function to ease macroization of insn patterns.
7358 2008-03-21 Martin Jambor <mjambor@suse.cz>
7360 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
7361 reference dumps if ddr is NULL or dependence is unknown.
7363 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7365 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
7366 unsigned extension into account.
7367 (ATOMIC_COMPARE_AND_SWAP): Likewise.
7368 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
7369 Do computations on a scratch register.
7371 2008-03-21 Richard Guenther <rguenther@suse.de>
7373 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7374 Use is_gimple_min_invariant instead of TREE_INVARIANT.
7375 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
7376 * tree-ssa-dom.c (record_equality): Likewise.
7377 * tree-inline.c (copy_body_r): Likewise.
7378 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
7381 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7383 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
7384 as 'delete_unused' argument.
7386 2008-03-20 Richard Guenther <rguenther@suse.de>
7388 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
7389 special casing of constant qualifiers.
7390 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
7391 care about them in general.
7392 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
7393 regardless of their type.
7394 (fold_stmt_r): Forcefully fold *& if we end up with that.
7396 2008-03-20 Paul Brook <paul@codesourcery.com>
7398 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
7399 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
7401 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
7403 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
7404 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
7406 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
7408 * common.opt (Wmudflap): New option.
7409 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
7410 (mx_register_decls): Likewise.
7411 (mudflap_finish_file): Likewise.
7412 * doc/invoke.texi: Document -Wno-mudflap.
7414 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
7416 * c-format.c (replace_format_name_to_system_name): New.
7418 (convert_format_name_to_system_name): New.
7419 (decode_format_attr): Add use of convert_format_name_to_system_name.
7420 (format_types_orig): Add gnu_ prefix to names.
7421 (check_format_info_main): Special treating of \0 escaped names for
7422 supporting multi-character format specifiers as I32, I64.
7423 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
7424 (gnu_target_overrides_format_attributes): New.
7425 * c-format.h: Add structure target_ovr_attr to hold
7426 system specific formatter names.
7427 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
7428 msformat-c.o file to c_target_objs and cxx_target_objs.
7429 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7430 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
7431 (TARGET_N_FORMAT_TYPES): New.
7432 * config/i386/msformat-c.c: New.
7433 * config/i386/t-cygming: Add build rule for msformat-c.o.
7434 * doc/extend.texi: Add new format names gnu_* and ms_* and
7436 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7438 2008-03-20 Ira Rosen <irar@il.ibm.com>
7440 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
7441 optimizations turned on under -O3.
7442 (ftree-vectorize): Add that the flag is turned on with -O3.
7444 2008-03-20 Ben Elliston <bje@au.ibm.com>
7446 * regmove.c (try_auto_increment): Fix spelling error in comment.
7447 * final.c (final_scan_insn): Likewise.
7449 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
7452 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
7453 allocator preferences for "y" and "r" class registers.
7454 ("*mov<mode>_internal"): Ditto.
7455 ("*movv2sf_internal_rex64"): Ditto.
7456 ("*movv2sf_internal"): Ditto.
7458 2008-03-19 Michael Matz <matz@suse.de>
7461 * calls.c (expand_call): Check overlap of arguments with call
7462 address for sibcalls.
7464 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7467 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7468 of the underlying type of a MS bitfield layout to the natural
7469 alignment of the type.
7471 2008-03-19 Jan Hubicka <jh@suse.cz>
7474 * toplev.c (decode_d_option): Handle all CPP flags.
7475 * tree-vrp.c: Update tree_pass descriptors.
7476 * regrename.c: Update tree_pass descriptors.
7477 * fwprop.c: Update tree_pass descriptors.
7478 * doc/invoke.texi: Remove documentation of dropped -d? flags.
7479 * tree-into-ssa.c: Update tree_pass descriptors.
7480 * tree-dump.c: Update tree_pass descriptors.
7481 * tree-complex.c: Update tree_pass descriptors.
7482 * tree-dump.h: Update tree_pass descriptors.
7483 * see.c: Update tree_pass descriptors.
7484 * cgraphbuild.c: Update tree_pass descriptors.
7485 * tracer.c: Update tree_pass descriptors.
7486 * tree-loop-distribution.c: Update tree_pass descriptors.
7487 * cgraph.c: Update tree_pass descriptors.
7488 * postreload-gcse.c: Update tree_pass descriptors.
7489 * postreload.c: Update tree_pass descriptors.
7490 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
7491 * tree-tailcall.c: Update tree_pass descriptors.
7492 * tree-pass.h (tree_opt_pass): Rename to ...
7493 (opt_pass) ... this one; add "type" field and remove letter field.
7494 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
7495 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
7496 all_lowering_passes): Update declaration.
7497 * ipa-cp.c: Update tree_pass descriptors.
7498 * final.c: Update tree_pass descriptors.
7499 * omp-low.c: Update tree_pass descriptors.
7500 * tree-ssa-dse.c: Update tree_pass descriptors.
7501 * ipa-reference.c: Update tree_pass descriptors.
7502 * tree-ssa-uncprop.c: Update tree_pass descriptors.
7503 * auto-inc-dec.c: Update tree_pass descriptors.
7504 * reorg.c: Update tree_pass descriptors.
7505 * cgraphunit.c: Update tree_pass descriptors.
7506 * tree-ssa-copyrename.c: Update tree_pass descriptors.
7507 * tree-ssa-ccp.c: Update tree_pass descriptors.
7508 * df-core.c: Update tree_pass descriptors.
7509 * mode-switching.c: Update tree_pass descriptors.
7510 * tree-nomudflap.c: Update tree_pass descriptors.
7511 * modulo-sched.c: Update tree_pass descriptors.
7512 * ipa-pure-const.c: Update tree_pass descriptors.
7513 * cse.c: Update tree_pass descriptors.
7514 * web.c: Update tree_pass descriptors.
7515 * tree-stdarg.c: Update tree_pass descriptors.
7516 * tree-ssa-math-opts.c: Update tree_pass descriptors.
7517 * tree-ssa-dom.c: Update tree_pass descriptors.
7518 * tree-nrv.c: Update tree_pass descriptors.
7519 * tree-ssa-alias.c: Update tree_pass descriptors.
7520 * loop-init.c: Update tree_pass descriptors.
7521 * gimple-low.c: Update tree_pass descriptors.
7522 * ipa-inline.c: Update tree_pass descriptors.
7523 * tree-ssa-sink.c: Update tree_pass descriptors.
7524 * global.c: Update tree_pass descriptors.
7525 * ifcvt.c: Update tree_pass descriptors.
7526 * jump.c: Update tree_pass descriptors.
7527 * predict.c: Update tree_pass descriptors.
7528 * tree-ssa-loop.c: Update tree_pass descriptors.
7529 * recog.c: Update tree_pass descriptors.
7530 * dse.c: Update tree_pass descriptors.
7531 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
7532 * tree-eh.c: Update tree_pass descriptors.
7533 * regmove.c: Update tree_pass descriptors.
7535 * function.c: Update tree_pass descriptors.
7536 * tree-vectorizer.c: Update tree_pass descriptors.
7537 * gcse.c: Update tree_pass descriptors.
7538 * ipa-type-escape.c: Update tree_pass descriptors.
7539 * tree-if-conv.c: Update tree_pass descriptors.
7540 * init-regs.c: Update tree_pass descriptors.
7541 * ipa.c: Update tree_pass descriptors.
7542 * tree-ssa-phiopt.c: Update tree_pass descriptors.
7543 * rtl-factoring.c: Update tree_pass descriptors.
7544 * lower-subreg.c: Update tree_pass descriptors.
7545 * bt-load.c: Update tree_pass descriptors.
7546 * tree-dfa.c: Update tree_pass descriptors.
7547 * except.c: Update tree_pass descriptors.
7548 * emit-rtl.c: Update tree_pass descriptors.
7549 * cfgexpand.c: Update tree_pass descriptors.
7550 * tree-cfgcleanup.c: Update tree_pass descriptors.
7551 * cfgcleanup.c: Update tree_pass descriptors.
7552 * tree-ssa-pre.c: Update tree_pass descriptors.
7553 * tree-sra.c: Update tree_pass descriptors.
7554 * tree-mudflap.c: Update tree_pass descriptors.
7555 * tree-ssa-copy.c: Update tree_pass descriptors.
7556 * cfglayout.c: Update tree_pass descriptors.
7557 * tree-ssa-forwprop.c: Update tree_pass descriptors.
7558 * tree-ssa-dce.c: Update tree_pass descriptors.
7559 * tree-ssa.c: Update tree_pass descriptors.
7560 * regclass.c: Update tree_pass descriptors.
7561 * integrate.c: Update tree_pass descriptors.
7562 * tree-optimize.c: Update tree_pass descriptors.
7563 * tree-ssa-phiprop.c: Update tree_pass descriptors.
7564 * tree-object-size.c: Update tree_pass descriptors.
7565 * combine.c: Update tree_pass descriptors.
7566 * tree-outof-ssa.c: Update tree_pass descriptors.
7567 * bb-reorder.c: Update tree_pass descriptors.
7568 * stack-ptr-mod.c: Update tree_pass descriptors.
7569 * var-tracking.c: Update tree_pass descriptors.
7570 * tree-profile.c: Update tree_pass descriptors.
7571 * tree-vect-generic.c: Update tree_pass descriptors.
7572 * reg-stack.c: Update tree_pass descriptors.
7573 * sched-rgn.c: Update tree_pass descriptors.
7574 * tree-ssa-structalias.c: Update tree_pass descriptors.
7575 * tree-cfg.c: Update tree_pass descriptors.
7576 * passes.c (current_pass): Update declaration.
7577 (finish_optimization_passes): Update.
7578 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
7579 (register_one_dump_file, register_dump_files_1, next_pass_1):
7581 (init_optimization_passes): Update handling of new types.
7582 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
7583 * ipa-struct-reorg.c: Update tree_pass descriptors.
7584 * tree-ssa-reassoc.c: Update tree_pass descriptors.
7585 * combine-stack-adj.c: Update tree_pass descriptors.
7586 * cfgrtl.c: Update tree_pass descriptors.
7587 * dce.c: Update tree_pass descriptors.
7588 * tree-ssanames.c: Update tree_pass descriptors.
7590 2008-03-19 Richard Guenther <rguenther@suse.de>
7593 * tree-ssa.c (walk_data): New structure.
7594 (warn_uninitialized_var): If not always_executed warn with "maybe"
7596 (execute_early_warn_uninitialized): Compute post-dominators.
7597 Initialize always_executed before processing each basic block.
7599 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
7602 * config/i386/i386.c (x86_this_parameter): Calculate correct location
7603 of "this" pointer when "regparm = N" or "fastcall" is in effect.
7605 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7607 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
7609 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
7611 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
7613 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
7614 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
7615 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
7616 target after ignore has been set, and move there also the commputation
7617 of subtarget and original_target.
7618 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
7619 (LANG_HOOKS_INITIALIZER): Remove it.
7620 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
7622 2008-03-18 Richard Guenther <rguenther@suse.de>
7624 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
7625 found an expression with constants, note that in the VN for the lhs.
7626 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
7627 fold them to constants if possible. Run cleanup_cfg if done so.
7628 (execute_pre): Return todo.
7630 (execute_fre): Likewise.
7631 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
7633 (get_prop_source_stmt): Look through pointer conversions.
7635 2008-03-18 Jan Hubicka <jh@suse.cz>
7637 * tree-pretty-print.c: Include predict.h.
7638 (dump_generic_node): Dump predictor.
7639 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
7640 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
7641 * gimple-low.c (lower_stmt): Likewise.
7642 * expr.c (expand_expr_real): Likewise.
7643 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
7645 (build_predict_expr, build_predict_expr): New.
7646 * predict.h (predictor_name, build_predict_expr): Update.
7647 * c-typeck.c (c_finish_bc_stmt): Add prediction.
7648 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
7649 * predict.def (PRED_CONTINUE): Update hitrate.
7650 * tree.def (PREDICT_EXPR): Define.
7651 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
7652 do not handle BIND_EXPR.
7653 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
7654 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
7655 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
7658 2008-03-18 Michael Matz <matz@suse.de>
7660 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
7662 2008-03-18 Richard Guenther <rguenther@suse.de>
7664 * tree-gimple.h (is_gimple_invariant_address): Declare.
7665 (is_gimple_constant): Likewise.
7666 * tree-gimple.c (is_gimple_constant): New function.
7667 (is_gimple_invariant_address): Likewise.
7668 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
7669 and is_gimple_invariant_address.
7670 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
7672 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
7673 an addressable base.
7675 2008-03-18 Jakub Jelinek <jakub@redhat.com>
7678 * gimplify.c (gimplify_expr): Gimplify second operand of
7681 2008-03-17 Richard Guenther <rguenther@suse.de>
7683 PR tree-optimization/19637
7684 * fold-const.c (fold_unary): Remove restrictions of removing
7685 intermediate pointer-conversions (P2)(P1)P0.
7686 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
7687 conversion to void pointer.
7688 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
7690 2008-03-16 James E. Wilson <wilson@tuliptree.org>
7693 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
7694 emulated thread local variables.
7696 2008-03-16 Richard Guenther <rguenther@suse.de>
7699 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
7700 expand TREE_INVARIANT operations that are not gimple invariant.
7702 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
7704 * doc/extend.texi (Alignment): Say that the ABI controls
7705 the __alignof__ for non-strict-alignment targets rather
7706 than being a recommendation.
7708 2008-03-15 Paul Brook <paul@codesourcery.com>
7710 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
7712 (arm_output_fn_unwind): Mark functions that can not be unwound.
7714 2008-03-15 Paul Brook <paul@codesourcery.com>
7716 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
7717 extension instructions.
7719 2008-03-15 Richard Guenther <rguenther@suse.de>
7721 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
7722 and fold constant aggregate refs.
7723 (fold_const_aggregate_ref): Handle string constants
7724 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
7725 (evaluate_stmt): Simplify now that ccp_fold folds constant
7728 2008-03-15 Paul Brook <paul@codesourcery.com>
7730 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
7731 (extzv): Use gen_extzv_t2.
7732 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
7734 2008-03-15 Richard Guenther <rguenther@suse.de>
7736 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
7737 (fold_const_aggregate_ref): Likewise.
7738 (get_value): Return NULL if we don't have any values.
7739 (ccp_finalize): Set const_val to NULL after freeing it.
7740 * tree-flow.h (get_symbol_constant_value): Declare.
7741 (fold_const_aggregate_ref): Likewise.
7742 * tree-ssa-sccvn.c (try_to_simplify): Use them.
7744 2008-03-15 Richard Guenther <rguenther@suse.de>
7747 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
7748 to not produce negative array indices if not allowed. Add
7749 parameter to indicate that.
7750 (maybe_fold_offset_to_component_ref): Allow negative array
7751 indices only for the first member of a structure.
7752 (maybe_fold_offset_to_reference): Allow negative array indices.
7753 (maybe_fold_stmt_addition): Likewise.
7755 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
7756 Anatoly Sokolov <aesok@post.ru>
7758 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
7759 (avr_arch): Add ARCH_AVR6.
7760 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
7761 (initial_elimination_offset): Initialize and use 'avr_pc_size'
7762 instead of fixed value 2.
7763 (print_operand_address): Use gs() asm specifier instead of pm().
7764 (avr_assemble_integer): (Ditto.).
7765 (avr_output_addr_vec_elt): (Ditto.).
7766 (print_operand): Handle "!" code.
7767 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
7768 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
7769 (AVR_HAVE_EIJMP_EICALL): Define.
7770 (AVR_3_BYTE_PC): Redefine.
7771 (AVR_2_BYTE_PC): (Ditto.).
7772 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
7773 (LINK_SPEC): Add atmega2560 and atmega2561.
7774 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
7776 * config/avr/avr.md (call_insn): Use eicall instead of icall
7777 for 3 byte PC devices.
7778 (call_value_insn): (Ditto.).
7779 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
7780 (indirect_jump): Use only for for 2 byte PC devices.
7781 (*tablejump): (Ditto.).
7782 (*indirect_jump_avr6): Add insn.
7783 (*tablejump_rjmp): Don't use for 3 byte PC devices.
7784 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
7785 instead of ijmp for 3 byte PC devices.
7786 (__tablejump2__): (Ditto.).
7787 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
7788 (MULITLIB_DIRNAMES): (Ditto.).
7789 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
7791 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
7793 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
7794 "sse2_umulsidi3". Use V1DI mode for operand 0.
7795 ("mmx_psadbw"): Use V1DI mode for operand 0.
7796 * config/i386/i386-modes.def (V1SI): New vector mode.
7797 * config/i386/i386.c (struct builtin_description)
7798 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
7799 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
7800 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
7801 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
7802 v1di_ftype_v8qi_v8qi type.
7803 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
7805 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
7806 __builtin_ia32_pmuludq]: Fix the mode of return value.
7808 2008-03-15 Richard Guenther <rguenther@suse.de>
7811 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
7814 2008-03-14 Bob Wilson <bob.wilson@acm.org>
7816 * doc/invoke.texi (Option Summary, Xtensa Options): Document
7817 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
7818 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
7819 unless TARGET_SERIALIZE_VOLATILE is enabled.
7820 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
7821 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
7822 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
7824 2008-03-14 Richard Guenther <rguenther@suse.de>
7826 PR tree-optimization/34172
7827 * tree-flow.h (refs_may_alias_p): Declare.
7828 (get_single_def_stmt): Likewise.
7829 (get_single_def_stmt_from_phi): Likewise.
7830 (get_single_def_stmt_with_phi): Likewise.
7831 * tree-dfa.c (refs_may_alias_p): New function.
7832 (get_single_def_stmt): Likewise.
7833 (get_single_def_stmt_from_phi): Likewise.
7834 (get_single_def_stmt_with_phi): Likewise.
7835 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
7836 (vn_reference_lookup_1): New helper function.
7837 (vn_reference_lookup): Walk the virtual use-def chain to
7838 continue searching for a match if the def does not alias the
7839 reference we are looking for.
7841 2008-03-14 David Edelsohn <edelsohn@gnu.org>
7843 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
7844 archive and Perzl. Update The Written Word listing.
7846 2008-03-14 Richard Guenther <rguenther@suse.de>
7848 PR tree-optimization/34043
7849 PR tree-optimization/33989
7850 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
7852 (bitmap_find_leader): Use extra argument to verify dominance
7853 relationship inside a basic-block.
7854 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
7855 (find_leader_in_sets): Adjust.
7856 (create_component_ref_by_pieces): Take extra argument for
7857 dominance check, handle lookup failures.
7858 (find_or_generate_expression): Likewise.
7859 (create_expression_by_pieces): Likewise.
7860 (insert_into_preds_of_block): Adjust.
7861 (create_value_expr_from): If asked for, verify all operands
7862 are in the blocks AVAIL_OUT set.
7863 (make_values_for_stmt): Check for SSA_NAMEs that are life
7864 over an abnormal edge.
7865 (compute_avail): Remove such check.
7866 (do_SCCVN_insertion): New function.
7867 (eliminate): If we do not find a leader suitable for replacement
7868 insert a replacement expression from SCCVN if available.
7869 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
7870 (struct vn_ssa_aux): Add needs_insertion flag.
7871 * tree-ssa-sccvn.c (may_insert): New global flag.
7872 (copy_reference_ops_from_ref): Value-number union member access
7873 based on its size, not type and member if insertion is allowed.
7874 (visit_reference_op_load): For a weak match from union type
7875 punning lookup a view-converted value and insert a SSA_NAME
7876 for that value if that is not found.
7877 (visit_use): Make dumps shorter. Do not disallow value numbering
7878 SSA_NAMEs that are life over an abnormal edge to constants.
7879 (free_scc_vn): Release inserted SSA_NAMEs.
7880 (run_scc_vn): New flag to specify whether insertion is allowed.
7881 Process SSA_NAMEs in forward order.
7882 * tree-ssa-loop-im.c (for_each_index): Handle invariant
7883 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
7884 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
7885 pointer type to/from integral types that do not change the
7886 precision to regular conversions.
7888 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
7890 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
7891 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
7892 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
7893 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
7894 input arguments and the mode of return value. Built-in functions
7895 that operate on whole 64-bit MMX register now use V1DI mode.
7897 2008-03-13 Alon Dayan <alond@il.ibm.com>
7898 Olga Golovanevsky <olga@il.ibm.com>
7900 PR tree-optimization/35041
7901 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
7902 to locate the right position in a statement.
7904 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
7908 * config/i386/xmmintrin.h: Change all static inline functions to
7909 extern inline and add __gnu_inline__ attribute.
7910 * config/i386/bmintrin.h: Ditto.
7911 * config/i386/smmintrin.h: Ditto.
7912 * config/i386/tmmintrin.h: Ditto.
7913 * config/i386/mmintrin-common.h: Ditto.
7914 * config/i386/ammintrin.h: Ditto.
7915 * config/i386/emmintrin.h: Ditto.
7916 * config/i386/pmmintrin.h: Ditto.
7917 * config/i386/mmintrin.h: Ditto.
7918 * config/i386/mm3dnow.h: Ditto.
7920 2008-03-13 Jakub Jelinek <jakub@redhat.com>
7923 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
7924 (lower_omp_2): New function.
7925 (lower_omp_1, lower_omp): Rewritten.
7927 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
7930 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
7931 with the phrase "Microsoft Windows compilers".
7932 (Push/Pop Macro Pragmas): New subsection. Document
7933 #pragma push_macro and pragma pop_macro.
7935 2008-03-12 Paul Brook <paul@codesourcery.com>
7937 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
7939 2008-03-12 Paul Brook <paul@codesourcery.com>
7941 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
7942 (thumb2_alusi3_short): Exclude PLUS and MINUS.
7943 (thumb2_addsi_shortim): Rename ...
7944 (thumb2_addsi_short): ... to this. Allow register operands.
7945 (thumb2_subsi_short): New pattern.
7946 (thumb2_one_cmplsi2_short,
7947 thumb2_negsi2_short): New patterns and peepholes.
7949 2008-03-12 Paul Brook <paul@codesourcery.com>
7951 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
7953 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
7955 * config/i386/i386.md (int_cond): New code iterator.
7957 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
7958 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
7959 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
7960 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
7961 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
7962 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
7963 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
7964 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
7966 2008-03-12 Paul Brook <paul@codesourcery.com>
7968 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
7969 instead of {arm,thumb}_compute_save_reg_mask.
7970 (output_return_instruction): Ditto.
7971 (thumb_unexpanded_epilogue): Ditto.
7972 (thumb1_expand_prologue): Ditto.
7973 (thumb1_output_function_prologue): Ditto.
7974 (arm_set_return_address): Ditto.
7975 (thumb_set_return_address): Ditto.
7976 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
7977 regs to achieve stack alignment.
7978 (thumb1_compute_save_reg_mask): Fix compiler warning.
7979 (arm_output_epilogue): Use offsets->saved_regs_mask.
7980 Adjust stack pointer by poping call clobered registers.
7981 (arm_expand_prologue): Use offsets->saved_regs_mask.
7982 Adjust stack pointer by pushing extra registers.
7983 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
7985 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
7988 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
7989 conversion to the operands of a multiplication.
7991 2008-03-12 Richard Guenther <rguenther@suse.de>
7993 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
7994 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
7995 * timevar.def (TV_TREE_PHIPROP): Add.
7996 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
7997 pass description. Use TV_TREE_PHIPROP.
7998 * tree-ssa-forwprop.c: Remove phiprop code.
8000 2008-03-12 Jakub Jelinek <jakub@redhat.com>
8003 * omp-low.c (maybe_lookup_decl): Constify first argument.
8004 (use_pointer_for_field): Change last argument from bool to
8005 omp_context *. Disallow shared copy-in/out in nested
8006 parallel if decl is shared in outer parallel too.
8007 (build_outer_var_ref, scan_sharing_clauses,
8008 lower_rec_input_clauses, lower_copyprivate_clauses,
8009 lower_send_clauses, lower_send_shared_vars): Adjust callers.
8011 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
8012 Ira Rosen <irar@il.ibm.com>
8014 * tree-vectorizer.c (free_stmt_vec_info): New function.
8015 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
8016 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
8017 * tree-vectorizer.h (free_stmt_vec_info): Declare.
8018 * tree-vect-transform.c (vectorizable_conversion): Free
8019 vec_oprnds0 if it was allocated.
8020 (vect_permute_store_chain): Remove unused VECs.
8021 (vectorizable_store): Free VECs that are allocated in the..
8023 (vect_transform_strided_load, vectorizable_load): Likewise.
8024 (vect_remove_stores): Simplify the code.
8025 (vect_transform_loop): Move code to vect_remove_stores().
8026 Call vect_remove_stores() and free_stmt_vec_info().
8028 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8030 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
8031 TARGET_HPUX. Revise comment.
8032 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
8033 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
8034 Use sr4 variant of `be' instruction when not generating PIC code.
8035 (attr_length_call): Adjust for above change.
8037 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8039 * ipa-reference.c (static_execute): Remove module_statics_const and
8040 associated setting code.
8042 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8045 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
8046 predicate for operand 1.
8047 (paritysi2_cmp): Use register_operand predicate for operand 2.
8048 Use earlyclobber modifier for operand 1. Remove support for
8050 (paritydi2_cmp): Use register_operand predicate for operand 3.
8051 Use earlyclobber modifier for operand 1. Remove support for
8054 2008-03-11 Paul Brook <paul@codesourcery.com>
8055 Vladimir Prus <vladimir@codesourcery.com>
8057 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
8058 (arm_compute_save_reg0_reg12_mask): Always
8059 check if register 11 must be saved. Always safe hard frame pointer
8060 when frame_pointer_needeed.
8061 (arm_compute_save_reg_mask): Save IP and PC
8062 only with apcs frames.
8063 (arm_output_epilogue): Adjust Thumb2 codepath to
8064 be also invoked and work for ARM non-apcs frames.
8065 (arm_expand_prologue): Don't bother saving IP
8066 for non-apcs frame, since it's not clobbered by
8067 prologue code. Implement non-apcs frame
8070 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8072 PR rtl-optimization/35281
8073 * expr.c (convert_move): Use a new pseudo for the intermediate
8074 from_mode->word_mode result.
8076 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8078 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
8079 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
8080 * toplev.c (compile_file): Don't call it.
8082 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8085 * expr.c (store_expr): Call emit_block_move if the mode
8086 of "temp" RTX is BLKmode.
8088 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8089 Richard Guenther <rguenther@suse.de>
8091 PR tree-optimization/31358
8092 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
8093 the step with a NULL_TREE.
8094 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
8095 to sizetype if type is a pointer type.
8096 (add_candidate_1): Don't convert the base and step to
8097 the generic type if the orginal type is a pointer type.
8098 (add_iv_value_candidates): Use sizetype for the step
8099 if type is a pointer type.
8100 (cand_value_at): Likewise.
8101 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
8103 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
8104 Don't convert the tem affine to the type.
8105 (add_elt_to_tree): Use sizetype for the step if a pointer.
8106 Use POINTER_PLUS_EXPR for pointers.
8107 (aff_combination_to_tree): Use sizetype for the step if a
8110 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
8112 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
8113 Remove commutativity hint.
8115 2008-03-10 Jakub Jelinek <jakub@redhat.com>
8119 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
8120 errorneous type. Check that v is a VAR_DECL.
8123 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
8125 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
8127 PR tree-optimization/35494
8128 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
8129 may be overriden at link and run time.
8131 2008-03-10 Richard Guenther <rguenther@suse.de>
8133 PR tree-optimization/34677
8134 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
8135 (poolify_tree): Likewise.
8136 (modify_expr_template): Likewise.
8137 (poolify_modify_stmt): Likewise.
8138 (insert_fake_stores): Handle all component-ref style stores
8139 in addition to INDIRECT_REF. Also handle complex types.
8140 Do not poolify the inserted load.
8141 (realify_fake_stores): Do not rebuild the tree but only
8142 make it a SSA_NAME copy.
8143 (init_pre): Remove initialzation of modify_expr_template.
8144 Do not allocate modify_expr_node_pool.
8145 (fini_pre): Do not free modify_expr_node_pool.
8147 2008-03-10 Paul Brook <paul@codesourcery.com>
8149 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
8152 2008-03-10 Paul Brook <paul@codesourcery.com>
8153 Mark Shinwell <shinwell@codesourcery.com>
8155 * config/arm/cortex-r4.md: New.
8156 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
8158 * config/arm/arm.md: Include cortex-r4.md.
8159 (insn): Add smmls, sdiv and udiv values.
8160 (generic_sched): Don't use generic scheduling for Cortex-R4.
8161 (arm_issue_rate): New function.
8162 (TARGET_SCHED_ISSUE_RATE): Define.
8164 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
8166 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
8168 2008-03-10 Richard Guenther <rguenther@suse.de>
8170 * tree-ssa-pre.c (get_sccvn_value): Simplify.
8171 (compute_avail): Do not add stmt uses to AVAIL_OUT.
8173 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
8175 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
8176 Set default to true.
8178 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8180 * c.opt (Wsynth): Deprecate.
8181 * doc/invoke.texi (Option Summary, Warning Options): Document
8182 -Wno-format-contains-nul.
8184 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
8187 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
8188 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
8190 2008-03-09 Ira Rosen <irar@il.ibm.com>
8192 * config/rs6000/rs6000.c (builtin_description): Rename vector
8193 left shift operations.
8194 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
8195 (altivec_vsl<VI_char>): Rename to ...
8196 (ashl<mode>3): ... new name.
8197 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
8199 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
8201 2008-03-08 Richard Guenther <rguenther@suse.de>
8203 * coverage.h (tree_coverage_counter_addr): Declare.
8204 * coverage.c (tree_coverage_counter_addr): New function.
8205 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
8207 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
8208 (tree_gen_one_value_profiler): Likewise.
8209 (tree_gen_ic_profiler): Likewise.
8210 (tree_gen_average_profiler): Likewise.
8211 (tree_gen_ior_profiler): Likewise.
8213 2008-03-08 Richard Guenther <rguenther@suse.de>
8215 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
8216 (vn_binary_op_insert): Likewise.
8217 (vn_unary_op_lookup): Likewise.
8218 (vn_unary_op_insert): Likewise.
8219 (vn_nary_op_lookup): Declare.
8220 (vn_nary_op_insert): Likewise.
8221 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
8222 and binary hashes, use a single obstack for unary_op_pool
8224 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
8225 a single struct vn_nary_op_s. Store tree code length and
8226 a variable number of operands.
8227 (struct vn_reference_op_struct): Remove unused op2.
8228 (vn_reference_op_eq): Do not compare op2.
8229 (vn_reference_op_compute_hash): Do not compute hash of op2.
8230 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
8231 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
8232 with vn_nary_op_compute_hash.
8233 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
8234 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
8236 (vn_unary_op_insert, vn_binary_op_insert): Replace with
8238 (visit_unary_op): Call nary functions.
8239 (visit_binary_op): Likewise.
8240 (process_scc): Adjust for struct vn_tables_s changes.
8241 (allocate_vn_table): Likewise.
8242 (free_vn_table): Likewise.
8243 * tree-vn.c (vn_add): Call nary functions.
8244 (vn_lookup): Likewise.
8246 2008-03-08 Jakub Jelinek <jakub@redhat.com>
8249 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
8250 wdst back after sync_compare_and_swapqhi_internal.
8252 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
8255 * config/i386/i386-modes.def (V1DI): New vector mode.
8256 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
8257 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
8258 (MMXMODE248): Ditto.
8259 (MMXMODE): Add V1DI mode.
8260 (mmxvecsize): Change DI mode to V1DI mode.
8261 ("mov<mode>): Use MMXMODEI8 mode iterator.
8262 ("*mov<mode>_internal_rex64"): Ditto.
8263 ("*mov<mode>_internal"): Ditto.
8264 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
8265 ("mmx_sub<mode>3"): Ditto.
8266 ("mmx_adddi3"): Remove insn pattern.
8267 ("mmx_subdi3"): Ditto.
8268 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
8269 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
8270 ("mmx_ashl<mode>3"): Ditto.
8271 ("mmx_lshrdi3"): Remove insn pattern.
8272 ("mmx_ashldi3"): Ditto.
8273 * config/i386/i386.c (classify_argument): Handle V1DImode.
8274 (function_arg_advance_32): Ditto.
8275 (function_arg_32): Ditto.
8276 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
8277 mmx_addv1di3 insn pattern.
8278 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
8279 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
8280 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
8281 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
8282 Remove definitions of built-in functions.
8283 (V1DI_type_node): New node.
8284 (v1di_ftype_v1di_int): Ditto.
8285 (v1di_ftype_v1di_v1di): Ditto.
8286 (v2si_ftype_v2si_si): Ditto.
8287 (v4hi_ftype_v4hi_di): Remove node.
8288 (v2si_ftype_v2si_di): Ditto.
8289 (ix86_init_mmx_sse_builtins): Handle V1DImode.
8290 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
8291 Redefine builtins using def_builtin_const with *_ftype_*_int node.
8292 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
8293 Add new builtins using def_builtin_const.
8294 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
8295 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
8296 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
8297 * config/i386/mmintrin.h (__v1di): New typedef.
8298 (_mm_add_si64): Cast arguments to __v1di type.
8299 (_mm_sub_si64): Ditto.
8300 (_mm_sll_pi16): Cast __count to __v4hi type.
8301 (_mm_sll_pi32): Cast __count to __v2si type.
8302 (_mm_sll_si64): Cast arguments to __v1di type.
8303 (_mm_srl_pi16): Cast __count to __v4hi type.
8304 (_mm_srl_pi32): Cast __count to __v2si type.
8305 (_mm_srl_si64): Cast arguments to __v1di type.
8306 (_mm_sra_pi16): Cast __count to __v4hi type.
8307 (_mm_sra_pi32): Cast __count to __v2si type.
8308 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
8309 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
8310 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
8311 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
8312 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
8313 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
8314 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
8315 (_mm_srai_pi32): Use __builtin_ia32_psradi.
8316 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
8317 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
8318 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
8319 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
8321 2008-03-07 Joseph Myers <joseph@codesourcery.com>
8323 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
8325 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
8328 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
8329 reg+const addressing for Altivec modes. Don't generate reg+reg
8330 addressing for TFmode or TDmode quantities.
8332 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
8334 * c-common.c (vector_types_convertible_p): Call langhook
8335 instead of comptypes.
8337 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8340 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
8341 integral and scalar float variables which have a
8344 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
8346 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
8347 dwarf_register_span hook when emitting unwind information for
8348 register-to-memory saves.
8349 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
8350 (rs6000_frame_related): Remove call to spe_synthesize_frame.
8352 2008-03-06 Jakub Jelinek <jakub@redhat.com>
8354 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
8355 for the same VAR_DECL.
8357 2008-03-06 Tom Tromey <tromey@redhat.com>
8360 * doc/standards.texi (Standards): Don't mention treelang.
8361 * doc/invoke.texi (Overall Options): Don't mention treelang.
8362 * doc/install.texi (Prerequisites): Don't mention bison or
8364 (Configuration): Don't mention treelang.
8365 (Building): Likewise.
8366 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
8368 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
8370 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
8371 word-extractions out of a multi-word object.
8373 2008-03-06 Richard Guenther <rguenther@suse.de>
8375 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
8376 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
8377 result type and precision.
8378 * expr.c (get_inner_reference): Set unsignedp based on the result
8379 type of BIT_FIELD_REF.
8380 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
8381 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
8382 (try_instantiate_multiple_fields): Likewise. Use the correct type
8384 (sra_build_assignment): Likewise.
8385 (sra_build_elt_assignment): Likewise.
8386 (sra_explode_bitfield_assignment): Likewise.
8387 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
8388 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
8389 set BIT_FIELD_REF_UNSIGNED.
8390 (vectorizable_load): Likewise.
8392 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
8394 * cse.c (cse_extended_basic_block): Invalidate artificial defs
8397 2008-03-06 Richard Guenther <rguenther@suse.de>
8399 * alias.c (struct alias_set_entry): Move has_zero_child field
8400 to pack with alias_set.
8402 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
8404 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8407 2008-03-05 Ian Lance Taylor <iant@google.com>
8409 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
8411 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8413 * fwprop.c (update_df): Support width and offset parameters of
8415 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
8416 global_conflicts): Change DF_REF_EXTRACT to either
8417 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8418 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8419 * df-scan.c (df_ref_record, df_defs_record,
8420 df_ref_create_structure, df_def_record_1, df_uses_record,
8421 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
8422 df_bb_refs_collect, df_entry_block_defs_collect,
8423 df_exit_block_uses_collect): Support new width and offset fields.
8424 (ref_extract_pool): New storage pool.
8425 (df_free_ref): New function.
8426 (df_reg_chain_unlink, df_free_collection_rec,
8427 df_sort_and_compress_refs): Call df_free_ref.
8428 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
8430 (df_ref_create_structure): Allocate df_ref_extract if offset and
8431 width fields are used.
8432 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
8433 (df_uses_record): Get offset and width from ZERO_EXTRACT
8435 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
8436 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8437 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8438 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
8439 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8440 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8441 (df_ref_extract): New structure.
8442 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
8443 (df_ref_create): Add width and offset parameters.
8445 2008-03-05 Richard Guenther <rguenther@suse.de>
8447 * tree-ssa-structalias.c (get_constraint_for_component_ref):
8448 Use ranges_overlap_p.
8449 (offset_overlaps_with_access): Rename
8450 to ranges_overlap_p and move ...
8451 * tree-flow-inline.h (ranges_overlap_p): ... here.
8453 * tree.h (get_inner_reference, handled_component_p): Update
8456 * tree.h (record_component_aliases, get_alias_set,
8457 alias_sets_conflict_p, alias_sets_must_conflict_p,
8458 objects_must_conflict_p): Move declarations ...
8459 * alias.h (record_component_aliases, get_alias_set,
8460 alias_sets_conflict_p, alias_sets_must_conflict_p,
8461 objects_must_conflict_p): ... here.
8462 Include coretypes.h.
8463 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
8465 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
8467 * cfg.c: Include tree-flow.h.
8468 (remove_edge_raw): Call redirect_edge_var_map_clear.
8469 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
8470 * tree-flow-inline.h (redirect_edge_var_map_def): New.
8471 (redirect_edge_var_map_result): New.
8472 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
8473 PENDING_STMT use with redirect_edge_var_map_*.
8474 * tree-ssa.c (edge_var_maps): New definition.
8475 (redirect_edge_var_map_add): New.
8476 (redirect_edge_var_map_clear): New.
8477 (redirect_edge_var_map_dup): New.
8478 (redirect_edge_var_map_vector): New.
8479 (redirect_edge_var_map_destroy): New.
8480 (ssa_redirect_edge): Replace PENDING_STMT use with
8481 redirect_edge_var_map_*.
8482 (flush_pending_stmts): Same.
8483 (delete_tree_ssa): Destroy edge var map.
8484 * tree-flow.h (struct _edge_var_map): New.
8485 Define edge_var_map vector type.
8486 Declare redirect_edge_var_map_* prototypes.
8487 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
8488 * tree-cfg.c (reinstall_phi_args): Replace
8489 PENDING_STMT use with redirect_edge_var_map_*.
8491 2008-03-05 Richard Guenther <rguenther@suse.de>
8493 PR tree-optimization/35472
8494 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
8495 whose single use_stmt has a overlapping set of loaded and
8496 stored symbols as that use_stmt might be a noop assignment then.
8498 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
8500 * gthr-rtems.h: Implement __gthread_mutex_destroy.
8502 2008-03-05 Richard Guenther <rguenther@suse.de>
8505 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
8506 should be constants.
8507 * tree-cfg.c (verify_expr): Verify it.
8508 * fold-const.c (fold_truthop): Remove code generating
8509 BIT_FIELD_REFs of structure bases.
8510 (fold_binary): Likewise.
8511 (fold_ternary): Position and size of BIT_FIELD_REFs are
8512 always host integers.
8513 (make_bit_field_ref): Remove.
8514 (optimize_bit_field_compare): Remove.
8515 (all_ones_mask_p): Remove.
8517 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
8520 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
8521 (split_block_and_df_analyze): New. Split basic block and rebuild
8523 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
8525 (split_pattern_seq): Likewise.
8526 (erase_matching_seqs): Likewise.
8527 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
8529 2008-03-04 Geoff Keating <geoffk@apple.com>
8531 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
8532 declaration and code.
8533 (tree_invalid_nonnegative_warnv_p): Likewise.
8535 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8537 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
8538 examples. Truncate option-names then causing overfull hbox.
8540 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8543 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
8545 * configure: Rebuilt.
8547 2008-03-04 Rafael Espindola <espindola@google.com>
8549 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
8550 (tree_unary_nonnegative_warnv_p): New.
8551 (tree_binary_nonnegative_warnv_p): New.
8552 (tree_single_nonnegative_warnv_p): New.
8553 (tree_invalid_nonnegative_warnv_p): New.
8554 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
8556 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8559 * opts.c (handle_option): Postpone 'unknown option' errors only for
8562 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
8565 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
8568 2008-03-04 Rafael Espindola <espindola@google.com>
8570 * fold-const.c (tree_unary_nonzero_warnv_p): New.
8571 (tree_binary_nonzero_warnv_p): New.
8572 (tree_single_nonzero_warnv_p): New.
8573 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
8575 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
8578 * fold-const.c (fold_cond_expr_with_comparison): Prevent
8579 transformations for modes that have signed zeros.
8580 * ifcvt.c (noce_try_abs): Ditto.
8582 2008-03-04 Joseph Myers <joseph@codesourcery.com>
8584 * config/i386/i386.c (override_options): Force
8585 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
8587 2008-03-04 Jan Hubicka <jh@suse.cz>
8590 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
8593 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8595 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
8596 label to probe the stack.
8598 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8600 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
8601 (__gthr_win32_mutex_destroy): Declare.
8602 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
8603 __gthr_win32_mutex_destroy.
8604 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
8606 2008-03-03 Jan Hubicka <jh@suse.cz>
8609 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
8610 aggressive on inlining cold calls.
8612 2008-03-03 Richard Guenther <rguenther@suse.de>
8614 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
8615 struct copies into the expression table.
8616 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
8617 (try_to_simplify): Likewise.
8618 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
8619 integral and pointer arguments which do not change the
8620 precision to NOP_EXPRs.
8621 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
8622 VIEW_CONVERT_EXPR case.
8624 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
8626 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
8627 defined in a loop at depth 0 is invariant.
8628 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8629 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
8630 be called at loop depth 0.
8632 2008-03-02 Jakub Jelinek <jakub@redhat.com>
8635 * gcc.c (process_command): Update copyright notice dates.
8636 * gcov.c (print_version): Likewise.
8637 * gcov-dump.c (print_version): Likewise.
8638 * mips-tfile.c (main): Likewise.
8639 * mips-tdump.c (main): Likewise.
8641 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8644 * c-common.c (flag_permissive): Delete.
8645 (constant_expression_warnings): Check flags first.
8646 (constant_expression_error): New.
8647 * c-common.h (flag_permissive): Delete.
8648 (constant_expression_error): Declare.
8649 * flags.h (flag_permissive): Declare. Update description.
8650 * diagnostic.c (pedwarn): Update.
8652 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
8653 (permissive_error_kind): New.
8654 * toplev.c (flag_permissive): Define. Update description.
8655 * toplev.h (permissive_error_kind): Declare.
8656 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
8657 (pedwarn_c90): Use pedantic_warning_kind.
8658 * c-opts.c (c_common_post_options): flag_permissive does not affect
8659 flag_pedantic_errors.
8661 2008-03-02 Joseph Myers <joseph@codesourcery.com>
8663 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
8664 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
8665 __absvsi2, __absvDI2): Use unsigned arithmetic.
8667 2008-03-02 Andi Kleen <ak@suse.de>
8668 Richard Guenther <rguenther@suse.de>
8670 * struct-equiv.c: Remove file.
8671 * cfg_cleanup.c (condjump_equiv_p): Remove.
8672 * Makefile.in (OBJS-common): Remove struct-equiv.o.
8673 (struct-equiv.o): Remove rule.
8674 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
8675 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
8676 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
8678 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8680 * ifcvt.c (noce_process_if_block): Try to handle only the then
8681 block if the else block exists but isn't suitable.
8683 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
8686 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
8687 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
8688 regression from previous patch.
8690 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
8693 * gthr.h: Add __gthread_mutex_destroy as a function that must be
8695 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
8696 * gthr-single.h (__gthread_mutex_destroy): Likewise.
8697 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
8698 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
8699 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
8700 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
8701 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
8702 (__gthread_mutex_destroy_function): Rename to
8703 __gthread_mutex_destroy.
8704 * gthr-dce.h (__gthread_mutex_destroy): Call
8705 pthread_mutex_destroy.
8706 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
8707 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
8708 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
8710 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8712 * df-scan.c (df_ref_chain_change_bb): Simplify.
8713 (df_insn_change_bb): Add new_bb argument. Simplify. Call
8714 set_block_for_insn if there's any change.
8715 * df.h ((df_insn_change_bb): Fix prototype.
8716 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
8717 df_insn_change_bb, don't call set_block_for_insn.
8718 * emit-rtl.c (reorder_insns): Likewise.
8719 * haifa-sched.c (move_insn): Likewise.
8721 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8723 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
8725 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8727 * tree-flow-inline.h (next_readonly_imm_use): Return
8728 NULL_USE_OPERAND_P after the end.
8730 2008-03-01 Richard Guenther <rguenther@suse.de>
8732 PR tree-optimization/35411
8733 * tree-sra.c (sra_build_assignment): Split conversion to
8734 final type to a separate statement if we are not assigning
8737 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8739 * fold-const.c (fold_convertible_p): Correct the logic to follow
8740 that in fold_convert().
8742 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
8745 * tree-inline.c (build_duplicate_type): When we make a
8746 duplicate type, make it unique in the canonical types system.
8748 2008-02-29 Tom Tromey <tromey@redhat.com>
8750 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
8751 input_file_stack_history, input_file_stack_restored): Remove.
8752 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
8753 * input.h (struct file_stack): Remove.
8754 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
8755 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
8757 * diagnostic.h (struct diagnostic_context) <last_module>: Change
8759 (diagnostic_last_module_changed): Add 'map' argument.
8760 (diagnostic_set_last_function): Likewise.
8761 * diagnostic.c (undiagnostic_report_current_module): Iterate using
8762 line map, not input_file_stack.
8763 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
8765 2008-02-29 Paul Brook <paul@codesourcery.com>
8767 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
8769 2008-02-29 Paul Brook <paul@codesourcery.com>
8771 * config/arm/ieee754-df.S (muldf3): Use RET macros.
8773 2008-02-29 Richard Guenther <rguenther@suse.de>
8775 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
8777 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
8778 value for comparing for a store match.
8779 (simplify_unary_expression): Do nothing for SSA_NAMEs.
8780 (try_to_simplify): Do not do a full-blown reference lookup.
8782 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
8784 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
8785 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8787 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
8789 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
8791 * tree-loop-linear.c (try_interchange_loops): Compare memory access
8792 strides against cache sizes.
8794 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
8796 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
8799 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
8801 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
8802 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
8803 is smaller than the original promoted value.
8804 (simplify_subreg): If OP is a SUBREG, try to preserve its
8805 SUBREG_PROMOTED_VAR_P information.
8807 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
8809 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
8810 (VN_INFO_GET): Allocate new objects on the obstack.
8811 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
8812 for rpo_numbers_temp, for consistency.
8813 (free_scc_vn): Free the obstack.
8815 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
8817 * doc/invoke.texi: Document -ftree-loop-distribution.
8818 * tree-loop-distribution.c: New.
8819 * tree-pass.h (pass_loop_distribution): New.
8820 * graphds.h (struct graph): Add htab_t indices.
8821 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
8822 * tree-vectorizer.c (rename_variables_in_loop): Extern.
8823 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
8824 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
8825 * tree-data-ref.c (debug_data_dependence_relations): New.
8826 (dump_data_dependence_relation): Also print data references.
8827 (free_data_ref): Extern.
8828 (same_access_functions): Moved...
8829 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
8830 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8831 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
8832 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
8833 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
8834 (stmts_from_loop): Skip LABEL_EXPR.
8835 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
8837 (build_rdg): Initialize rdg->indices htab.
8838 (free_rdg, stores_from_loop, ref_base_address,
8839 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
8840 have_similar_memory_accesses_1, ref_base_address_1,
8841 remove_similar_memory_refs): New.
8842 * tree-data-ref.h: Depend on tree-chrec.h.
8843 (debug_data_dependence_relations, free_data_ref): Declared.
8844 (same_access_functions): ... here.
8845 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
8847 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
8848 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
8849 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
8850 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8851 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
8852 rdg_vertex_for_stmt): Declared.
8853 (struct rdg_edge): Add level.
8855 (free_rdg, stores_from_loop, remove_similar_memory_refs,
8856 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
8858 (rdg_has_similar_memory_accesses): New.
8859 * tree-vect-analyze.c: Remove unused static decls.
8860 * lambda.h (dependence_level): New.
8861 * common.opt (ftree-loop-distribution): New.
8862 * tree-flow.h (mark_virtual_ops_in_bb,
8863 slpeel_tree_duplicate_loop_to_edge_cfg,
8864 rename_variables_in_loop): Declared.
8865 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
8866 (OBJS-common): Add tree-loop-distribution.o.
8867 (tree-loop-distribution.o): New rule.
8868 * tree-cfg.c (mark_virtual_ops_in_bb): New.
8869 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
8870 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
8872 2008-02-28 Joseph Myers <joseph@codesourcery.com>
8875 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
8876 other than structures and unions.
8878 2008-02-28 Richard Guenther <rguenther@suse.de>
8881 2008-02-26 Richard Guenther <rguenther@suse.de>
8883 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8884 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8885 (lookup_decl_from_uid): Declare.
8886 (remove_decl_from_map): Likewise.
8887 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8888 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8889 (decl_for_uid_map): New global hashtable mapping DECL_UID
8891 (init_ttree): Allocate it.
8892 (insert_decl_to_uid_decl_map): New helper function.
8893 (make_node_stat): Insert new decls into the map.
8894 (copy_node_stat): Likewise.
8895 (lookup_decl_from_uid): New function.
8896 (remove_decl_from_map): Likewise.
8897 (print_decl_for_uid_map_statistics): New helper.
8898 (dump_tree_statistics): Call it.
8900 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8901 (referenced_var_iterator): Adjust.
8902 (FOR_EACH_REFERENCED_VAR): Adjust.
8903 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8904 (num_referenced_vars): Adjust.
8905 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8906 (first_referenced_var): Remove.
8907 (end_referenced_vars_p): Likewise.
8908 (next_referenced_var): Likewise.
8909 (referenced_var_iterator_set): New helper function.
8910 * tree-dfa.c (referenced_var_lookup): Adjust.
8911 (referenced_var_check_and_insert): Likewise.
8912 (remove_referenced_var): Likewise.
8913 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8914 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8915 (verify_call_clobbering): Likewise.
8916 (verify_memory_partitions): Likewise.
8917 (init_tree_ssa): Allocate bitmap instead of hashtable for
8919 (delete_tree_ssa): Adjust.
8920 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8921 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8922 (compute_tag_properties): Likewise.
8923 (set_initial_properties): Likewise.
8924 (find_partition_for): Likewise.
8925 (update_reference_counts): Likewise.
8926 (dump_may_aliases_for): Likewise.
8927 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8928 (add_call_clobber_ops): Likewise.
8929 (add_call_read_ops): Likewise.
8930 (get_asm_expr_operands): Likewise.
8931 * tree-into-ssa.c (dump_decl_set): Likewise.
8932 (update_ssa): Likewise.
8933 * tree-sra.c (scan_function): Likewise.
8934 (decide_instantiations): Likewise.
8935 (scalarize_parms): Likewise.
8936 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8937 (dsa_named_for): Likewise.
8938 * tree-ssa-structalias.c (update_alias_info): Likewise.
8939 (merge_smts_into): Likewise.
8941 2008-02-27 David Daney <ddaney@avtrex.com>
8944 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
8945 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
8946 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
8947 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
8948 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
8950 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
8953 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
8954 (BUILT_IN_NEXTTOWARD): Remove.
8955 (BUILT_IN_NEXTTOWARDF): Ditto.
8956 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
8957 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
8959 2008-02-27 Tom Tromey <tromey@redhat.com>
8961 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
8962 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
8964 2008-02-27 Jan Beulich <jbeulich@novell.com>
8966 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
8967 update the respective field on newdecl.
8969 2008-02-27 Revital Eres <eres@il.ibm.com>
8971 PR rtl-optimization/34999
8972 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
8973 crossing edges that ends with a call insn.
8974 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
8975 call insn and clear the EDGE_CROSSING flag of the crossing edge
8976 when fixing fallthru edges.
8978 2008-02-27 Richard Guenther <rguenther@suse.de>
8981 * fold-const.c (fold_unary): Return the correct argument,
8982 converted to the result type.
8984 2008-02-27 Richard Guenther <rguenther@suse.de>
8987 * expr.c (expand_expr_real_1): Assert on rotates that operate
8989 * fold-const.c (fold_binary): Use the types precision, not the
8990 bitsize of the mode if folding rotate expressions. Build rotates
8991 only for full modes.
8993 2008-02-27 Jakub Jelinek <jakub@redhat.com>
8995 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
8997 * c-pragma.c (pragma_ns_name): New typedef.
8998 (registered_pp_pragmas): New variable.
8999 (c_pp_lookup_pragma): New function.
9000 (c_register_pragma_1): If flag_preprocess_only, do nothing
9001 for non-expanded pragmas, for expanded ones push pragma's
9002 namespace and name into registered_pp_pragmas vector.
9003 (c_invoke_pragma_handler): Register OpenMP pragmas even when
9004 flag_preprocess_only, don't register GCC pch_preprocess
9005 pragma if flag_preprocess_only.
9006 * c-opts.c (c_common_init): Call init_pragma even if
9007 flag_preprocess_only.
9008 * c-pragma.c (c_pp_lookup_pragma): New prototype.
9009 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
9010 cpp_register_pragma if flag_preprocess_only.
9012 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9015 * c-parser.c (c_parser_translation_unit): Warn for empty
9016 translation unit, not empty source file.
9018 2008-02-26 Paul Brook <paul@codesourcery.com>
9020 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
9021 operand for Thumb-2.
9022 * config/arm/arm.h (reg_class): Add CORE_REGS.
9023 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
9024 (BASE_REG_CLASS): Use CORE_REGS.
9025 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
9026 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
9027 (REGNO_OK_FOR_INDEX_P): Exclude SP.
9028 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
9029 ARM_REGNO_OK_FOR_INDEX_P.
9030 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
9031 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
9032 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
9033 (ldm/stm peepholes): Ditto.
9034 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
9035 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
9036 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
9037 * config/arm/constraints.md: Enable "k" constraint on ARM.
9039 2008-02-27 Ben Elliston <bje@au.ibm.com>
9041 * config/rs6000/rs6000.c: Annotate cache line size field in all
9042 instances of struct processor_costs.
9044 2008-02-26 David Edelsohn <edelsohn@gnu.org>
9046 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
9047 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
9048 jump_bypass): New counters.
9049 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
9050 * dce.c (gate_ud_dce): Same.
9051 (gate_fast_dce): Same.
9052 * dse.c (gate_dse1): New function.
9053 (gate_dse2): New function.
9054 (gate_dse): Merge results of new gate functions.
9055 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
9056 (gate_handle_jump_bypass): Add dbg_cnt.
9057 (gate_handle_gcse): Add dbg_cnt.
9058 * ifcvt.c (gate_handle_if_conversion): Same.
9059 (gate_handle_if_after_combine): Same.
9060 (gate_handle_if_after_reload): Same.
9061 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
9063 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
9065 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
9067 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
9069 2008-02-26 Jason Merrill <jason@redhat.com>
9072 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
9073 alone if it's the naming decl for the type's main variant.
9075 2008-02-26 Tom Tromey <tromey@redhat.com>
9077 * system.h (USE_MAPPED_LOCATION): Poison.
9078 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
9079 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
9080 (make_goto_expr_edges): Likewise.
9081 (remove_bb): Likewise.
9082 (execute_warn_function_return): Likewise.
9083 * basic-block.h (struct edge_def) <goto_locus>: Change type to
9085 * c-common.c (fname_decl): Remove old location code.
9086 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
9088 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
9090 (ASM_INPUT_SOURCE_LOCATION): Likewise.
9091 (gen_rtx_ASM_INPUT): Likewise.
9092 (gen_rtx_ASM_INPUT_loc): Likewise.
9093 (get_rtx_asm_OPERANDS): Remove.
9094 * cfglayout.c (insn_locators_alloc): Remove old location code.
9095 (set_curr_insn_source_location): Likewise.
9096 (curr_insn_locator): Likewise.
9097 * print-tree.c (print_node): Remove old location code.
9098 * tree-mudflap.c (mf_varname_tree): Remove old location code.
9099 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
9100 * cfgexpand.c (expand_gimple_cond_expr): Don't use
9101 location_from_locus.
9102 (construct_exit_block): Remove old location code.
9103 * emit-rtl.c (force_next_line_note): Remove old location code.
9104 * profile.c (branch_prob): Remove old location code.
9105 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
9106 LOC_LINE): Remove old-location variants.
9107 * langhooks.c (lhd_print_error_function): Remove old location
9109 * configure, config.in: Rebuilt.
9110 * configure.ac (--enable-mapped-location): Remove.
9111 * c-decl.c (c_init_decl_processing): Remove old location code.
9112 (finish_function): Likewise.
9113 * recog.c (decode_asm_operands): Remove old location code.
9114 * c-pch.c (c_common_read_pch): Remove old location code.
9115 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
9117 * gimple-low.c (lower_function_body): Remove old location code.
9118 * toplev.c (unknown_location): Remove.
9119 (push_srcloc): Remove old-location variant.
9120 (process_options): Remove old location code.
9121 (lang_dependent_init): Likewise.
9122 * input.h (UNKNOWN_LOCATION): Move definition.
9123 (location_t): Undeprecate.
9124 (source_locus): Remove.
9125 (location_from_locus): Remove.
9126 (struct location_s): Remove.
9127 Remove all old-location code.
9128 (input_line, input_filename): Remove.
9129 * final.c (final_scan_insn): Remove old location code.
9130 * diagnostic.c (diagnostic_build_prefix): Remove
9131 USE_MAPPED_LOCATION test.
9132 * tree.h (gimple_stmt) <locus>: Now a location_t.
9133 (tree_exp) <locus>: Likewise.
9134 (DECL_IS_BUILTIN): Remove old-location variant.
9135 (annotate_with_file_line, annotate_with_locus): Likewise.
9136 (expr_locus, set_expr_locus): Update.
9137 * tree.c (build1_stat): Remove old location code.
9138 (last_annotated_node): Remove.
9139 (annotate_with_file_line): Remove old-location variant.
9140 (annotate_with_locus): Likewise.
9141 (expr_location): Remove old location code.
9142 (set_expr_location): Likewise.
9143 (expr_has_location): Likewise.
9144 (expr_locus): Likewise.
9145 (set_expr_locus): Likewise.
9146 (expr_filename): Don't use location_from_locus.
9147 (expr_lineno): Likewise.
9148 * rtl-error.c (location_for_asm): Remove old location code.
9149 * c-lex.c (cb_line_change): Remove old location code.
9150 (fe_file_change): Likewise.
9151 (cb_def_pragma): Likewise.
9152 (c_lex_with_flags): Likewise.
9153 * gengtype.c (do_typedef): Don't special-case location types.
9154 (define_location_structures): Remove.
9155 (main): Don't call define_location_structures.
9156 * tree-pretty-print.c (dump_implicit_edges): Remove old location
9159 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9162 * builtins.def (BUILT_IN_STDARG_START): Remove.
9163 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
9164 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9165 * tree-inline.c (inline_forbidden_p_1): Likewise.
9167 2008-02-26 Richard Guenther <rguenther@suse.de>
9169 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9170 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9171 (lookup_decl_from_uid): Declare.
9172 (remove_decl_from_map): Likewise.
9173 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9174 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9175 (decl_for_uid_map): New global hashtable mapping DECL_UID
9177 (init_ttree): Allocate it.
9178 (insert_decl_to_uid_decl_map): New helper function.
9179 (make_node_stat): Insert new decls into the map.
9180 (copy_node_stat): Likewise.
9181 (lookup_decl_from_uid): New function.
9182 (remove_decl_from_map): Likewise.
9183 (print_decl_for_uid_map_statistics): New helper.
9184 (dump_tree_statistics): Call it.
9186 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9187 (referenced_var_iterator): Adjust.
9188 (FOR_EACH_REFERENCED_VAR): Adjust.
9189 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9190 (num_referenced_vars): Adjust.
9191 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9192 (first_referenced_var): Remove.
9193 (end_referenced_vars_p): Likewise.
9194 (next_referenced_var): Likewise.
9195 (referenced_var_iterator_set): New helper function.
9196 * tree-dfa.c (referenced_var_lookup): Adjust.
9197 (referenced_var_check_and_insert): Likewise.
9198 (remove_referenced_var): Likewise.
9199 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9200 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9201 (verify_call_clobbering): Likewise.
9202 (verify_memory_partitions): Likewise.
9203 (init_tree_ssa): Allocate bitmap instead of hashtable for
9205 (delete_tree_ssa): Adjust.
9206 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9207 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9208 (compute_tag_properties): Likewise.
9209 (set_initial_properties): Likewise.
9210 (find_partition_for): Likewise.
9211 (update_reference_counts): Likewise.
9212 (dump_may_aliases_for): Likewise.
9213 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9214 (add_call_clobber_ops): Likewise.
9215 (add_call_read_ops): Likewise.
9216 (get_asm_expr_operands): Likewise.
9217 * tree-into-ssa.c (dump_decl_set): Likewise.
9218 (update_ssa): Likewise.
9219 * tree-sra.c (scan_function): Likewise.
9220 (decide_instantiations): Likewise.
9221 (scalarize_parms): Likewise.
9222 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9223 (dsa_named_for): Likewise.
9224 * tree-ssa-structalias.c (update_alias_info): Likewise.
9225 (merge_smts_into): Likewise.
9227 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9230 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
9231 * c-opts.c (c_common_handle_option): Wall enables
9232 Wvolatile-register-var.
9233 * common.opt: Move Wvolatile-register-var to...
9236 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9238 * common.opt (Wlarger-than=): New.
9239 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
9241 * opts.c (common_handle_option): Handle -Wlarger-than=.
9242 * optc-gen.awk: Likewise.
9243 * opth-gen.awk: Likewise.
9244 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
9245 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9247 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9249 * c-common.c (match_case_to_enum_1): Add appropriate
9250 OPT_W* parameter to warning.
9251 (c_do_switch_warnings): Likewise.
9252 * c-typeck.c (warning_init): Add one more parameter following
9254 (push_init_level): Update call to warning_init.
9255 (pop_init_level): Likewise.
9256 (add_pending_init): Likewise.
9257 (output_init_element: Likewise.
9259 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9262 * toplev.c (toplev_main): If there are warnings or error, print
9263 errors for ignored options.
9264 * opts.c (ignored_options): New static variable.
9265 (postpone_unknown_option_error): New.
9266 (print_ignored_options): New.
9267 (handle_option): Postpone errors for unknown -Wno-* options.
9268 * opts.h (print_ignored_options): Declare.
9270 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
9272 * config/mips/mips.md (loadgp_blockage, blockage): Change type
9275 2008-02-25 Richard Guenther <rguenther@suse.de>
9278 2008-02-25 Richard Guenther <rguenther@suse.de>
9280 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9281 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9282 (lookup_decl_from_uid): Declare.
9283 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9284 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9285 (decl_for_uid_map): New global hashtable mapping DECL_UID
9287 (init_ttree): Allocate it.
9288 (insert_decl_to_uid_decl_map): New helper function.
9289 (make_node_stat): Insert new decls into the map.
9290 (copy_node_stat): Likewise.
9291 (lookup_decl_from_uid): New function.
9292 (print_decl_for_uid_map_statistics): New helper.
9293 (dump_tree_statistics): Call it.
9295 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9296 (referenced_var_iterator): Adjust.
9297 (FOR_EACH_REFERENCED_VAR): Adjust.
9298 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9299 (num_referenced_vars): Adjust.
9300 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9301 (first_referenced_var): Remove.
9302 (end_referenced_vars_p): Likewise.
9303 (next_referenced_var): Likewise.
9304 (referenced_var_iterator_set): New helper function.
9305 * tree-dfa.c (referenced_var_lookup): Adjust.
9306 (referenced_var_check_and_insert): Likewise.
9307 (remove_referenced_var): Likewise.
9308 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9309 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9310 (verify_call_clobbering): Likewise.
9311 (verify_memory_partitions): Likewise.
9312 (init_tree_ssa): Allocate bitmap instead of hashtable for
9314 (delete_tree_ssa): Adjust.
9315 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9316 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9317 (compute_tag_properties): Likewise.
9318 (set_initial_properties): Likewise.
9319 (find_partition_for): Likewise.
9320 (update_reference_counts): Likewise.
9321 (dump_may_aliases_for): Likewise.
9322 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9323 (add_call_clobber_ops): Likewise.
9324 (add_call_read_ops): Likewise.
9325 (get_asm_expr_operands): Likewise.
9326 * tree-into-ssa.c (dump_decl_set): Likewise.
9327 (update_ssa): Likewise.
9328 * tree-sra.c (scan_function): Likewise.
9329 (decide_instantiations): Likewise.
9330 (scalarize_parms): Likewise.
9331 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9332 (dsa_named_for): Likewise.
9333 * tree-ssa-structalias.c (update_alias_info): Likewise.
9334 (merge_smts_into): Likewise.
9336 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9339 * doc/invoke.texi (-fcx-limited-range): Document new option.
9340 * toplev.c (process_options): Handle -fcx-fortran-rules.
9341 * common.opt: Add documentation for -fcx-fortran-rules.
9343 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9346 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
9347 actual behaviour and C99.
9349 2008-02-26 Ben Elliston <bje@au.ibm.com>
9351 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
9352 (ASM_CPU_POWER6_SPEC): Likewise.
9353 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
9354 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
9355 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
9357 2008-02-25 Richard Guenther <rguenther@suse.de>
9359 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9360 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9361 (lookup_decl_from_uid): Declare.
9362 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9363 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9364 (decl_for_uid_map): New global hashtable mapping DECL_UID
9366 (init_ttree): Allocate it.
9367 (insert_decl_to_uid_decl_map): New helper function.
9368 (make_node_stat): Insert new decls into the map.
9369 (copy_node_stat): Likewise.
9370 (lookup_decl_from_uid): New function.
9371 (print_decl_for_uid_map_statistics): New helper.
9372 (dump_tree_statistics): Call it.
9374 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9375 (referenced_var_iterator): Adjust.
9376 (FOR_EACH_REFERENCED_VAR): Adjust.
9377 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9378 (num_referenced_vars): Adjust.
9379 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9380 (first_referenced_var): Remove.
9381 (end_referenced_vars_p): Likewise.
9382 (next_referenced_var): Likewise.
9383 (referenced_var_iterator_set): New helper function.
9384 * tree-dfa.c (referenced_var_lookup): Adjust.
9385 (referenced_var_check_and_insert): Likewise.
9386 (remove_referenced_var): Likewise.
9387 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9388 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9389 (verify_call_clobbering): Likewise.
9390 (verify_memory_partitions): Likewise.
9391 (init_tree_ssa): Allocate bitmap instead of hashtable for
9393 (delete_tree_ssa): Adjust.
9394 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9395 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9396 (compute_tag_properties): Likewise.
9397 (set_initial_properties): Likewise.
9398 (find_partition_for): Likewise.
9399 (update_reference_counts): Likewise.
9400 (dump_may_aliases_for): Likewise.
9401 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9402 (add_call_clobber_ops): Likewise.
9403 (add_call_read_ops): Likewise.
9404 (get_asm_expr_operands): Likewise.
9405 * tree-into-ssa.c (dump_decl_set): Likewise.
9406 (update_ssa): Likewise.
9407 * tree-sra.c (scan_function): Likewise.
9408 (decide_instantiations): Likewise.
9409 (scalarize_parms): Likewise.
9410 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9411 (dsa_named_for): Likewise.
9412 * tree-ssa-structalias.c (update_alias_info): Likewise.
9413 (merge_smts_into): Likewise.
9415 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
9418 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
9419 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
9420 * alias.h (nonoverlapping_memrefs_p): Likewise.
9422 2008-02-25 Jan Beulich <jbeulich@novell.com>
9424 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
9425 * config/i386/netware-libgcc.exp: Add __bswap?i2,
9426 __emultls_get_address, __emultls_register_common,
9427 __floatundi?f, and _Unwind_GetIPInfo.
9428 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
9429 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
9430 (gen_regparm_prefix): Likewise.
9431 (i386_nlm_encode_section_info): Sync with
9432 config/i386/winnt.c:i386_pe_encode_section_info().
9433 (i386_nlm_maybe_mangle_decl_assembler_name): New.
9434 i386_nlm_mangle_decl_assembler_name): New.
9435 (netware_override_options): New.
9436 * config/i386/netware.h (netware_override_options): Declare.
9437 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
9438 (i386_nlm_mangle_decl_assembler_name): Declare.
9439 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
9441 2008-02-25 Ben Elliston <bje@au.ibm.com>
9444 * c-decl.c (grokdeclarator): Remove unused local variables
9445 `typedef_type' and `type_as_written'.
9447 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
9448 unused local variable `has_hot_blocks'.
9449 (fix_crossing_conditional_branches): Remove unused local variable
9452 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
9455 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
9456 using DEF_C99_BUILTIN.
9457 (BUILT_IN_NANF): Ditto.
9458 (BUILT_IN_NANL): Ditto.
9460 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
9461 Revital Eres <eres@il.ibm.com>
9463 * modulo-sched.c (calculate_must_precede_follow): Address TODO
9464 regarding the order of two dependent insns in the same row.
9466 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
9468 * stor-layout.c (layout_decl): Do not bump the alignment of a
9469 bit-field to more than byte alignment if it is packed.
9471 2008-02-24 David Edelsohn <edelsohn@gnu.org>
9473 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
9476 2008-02-24 Diego Novillo <dnovillo@google.com>
9478 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
9481 * tree-vrp.c (vrp_evaluate_conditional): With
9482 -Wtype-limits, emit a warning when comparing against a
9483 constant outside the natural range of OP0's type.
9484 * c.opt (Wtype-limits): Move ...
9485 * common.opt (Wtype-limits): ... here.
9487 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
9489 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
9490 * config/rs6000/e300c2c3.md: New file.
9491 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9493 (rs6000_override_options): Add e300c2 and e300c3 cases to
9494 processor_target_table. Do not allow usage of Altivec or Spe
9495 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
9496 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
9497 * config/rs6000/rs6000.h (processor_type): Add
9498 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
9499 (ASM_CPU_SPEC): Add e300c2 and e300c3.
9500 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
9501 and ppce300c3. Include e300c2c3.md.
9503 2008-02-23 David Edelsohn <edelsohn@gnu.org>
9505 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
9506 instead of TARGET_STRICT_ALIGN.
9508 2008-02-23 Joseph Myers <joseph@codesourcery.com>
9510 * explow.c (memory_address): Assert that the generated address is
9513 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9516 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
9517 * config/darwin-ppc-ldouble-patch.def: New file.
9518 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
9519 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
9520 SUBTARGET_INIT_BUILTINS if defined.
9521 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
9524 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
9527 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
9528 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
9530 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
9533 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
9534 file" warning condtional on -Winvalid-PCH.
9536 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
9538 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
9540 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
9544 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
9545 prevent reload from using MMX registers.
9546 (*mov<mode>_internal): Ditto.
9547 (*movv2sf_internal_rex64): Ditto.
9548 (*movv2sf_internal): Ditto.
9550 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9552 PR documentation/31569
9553 * doc/install.texi2html: Use makeinfo --no-number-sections.
9555 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9557 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
9558 ensure that we can address an entire entity > 8 bytes. Don't
9559 generate reg+reg addressing for such data.
9561 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9563 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
9564 strings when optimizing for size, unless the target cares about
9567 2008-02-22 Tom Tromey <tromey@redhat.com>
9569 * regclass.c (current_pass): Remove declaration.
9571 2008-02-22 Anatoly Sokolov <aesok@post.ru>
9573 * config/avr/libgcc.S (__RAMPZ__): Define.
9574 (__do_copy_data): Add for devices with 128KB code memory.
9576 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9578 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9580 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
9582 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
9584 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
9587 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9590 * c-typeck.c (build_binary_op): Warn about floating point
9591 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
9593 2008-02-21 Janis Johnson <janis187@us.ibm.com>
9596 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
9597 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
9599 (rs6000_override_options): Set altivec_abi as default, not override,
9600 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
9601 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
9602 is used; use new member spe_abi.
9603 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
9604 spe_abi and altivec_abi.
9606 2008-02-22 Tomas Bily <tbily@suse.cz>
9608 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
9610 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9613 * config.build (build_file_translate): Set to `CMD //c' only if
9615 * Makefile.in (build_file_translate): Improve comment.
9617 2008-02-21 Jan Hubicka <jh@suse.cz>
9619 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
9620 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
9621 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
9623 2008-02-21 Michael Matz <matz@suse.de>
9626 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
9628 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
9630 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
9631 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
9633 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
9634 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
9635 SSE_VEC_FLOAT_MODE_P as insn constraint.
9636 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
9637 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
9638 sse4a_movntdf using MODEF mode iterator.
9639 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
9640 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
9641 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
9642 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
9643 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
9644 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
9645 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
9647 2008-02-21 Richard Guenther <rguenther@suse.de>
9649 * tree.def (PAREN_EXPR): New tree code.
9650 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
9652 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
9653 * expr.c (expand_expr_real_1): Likewise.
9654 * tree-inline.c (estimate_num_insns_1): Likewise.
9655 * tree-complex.c (expand_complex_move): Likewise.
9656 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
9659 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
9662 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
9664 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
9667 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
9669 * config/sh/sh.c (find_barrier): Don't go past
9670 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
9672 2008-02-20 DJ Delorie <dj@redhat.com>
9674 * config/h8300/h8300.md (insv): Force source operand to be a register.
9676 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
9677 as a jump, not as a plain insn.
9679 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
9681 * doc/invoke.texi (Warning Options): Add new option
9682 -Wframe-larger-than=.
9683 (-Wframe-larger-than): Document.
9685 * flags.h (warn_frame_larger_than, frame_larger_than_size):
9686 Add declarations for new option variables.
9688 * final.c (final_start_function): Check the frame size
9689 before emission and issue a Wframe-larger-than warning.
9691 * opts.c (warn_frame_larger_than, frame_larger_than_size):
9692 Add definitions for new option variables.
9693 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
9695 * common.opt (Wframe-larger-than=): New option.
9697 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9699 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
9700 (<sse>_div<mode>3): Ditto.
9701 (<sse>_vmdiv<mode>3): Ditto.
9702 (<sse>_vmsqrt<mode>2): Ditto.
9703 (*smax<mode>3): Ditto.
9704 (sse5_frcz<mode>2): Ditto.
9705 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
9708 2008-02-20 Richard Guenther <rguenther@suse.de>
9711 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
9712 be happy with INTEGRAL_TYPE_P.
9714 2008-02-20 Richard Guenther <rguenther@suse.de>
9716 * fold-const.c (split_tree): Associate floatig-point expressions
9717 if flag_associative_math is set.
9719 2008-02-20 Richard Guenther <rguenther@suse.de>
9721 * tree.h (fold_real_zero_addition_p): Declare.
9722 * fold-const.c (fold_real_zero_addition_p): Export.
9723 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
9724 floating-point operations with zero and one.
9726 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
9728 * doc/install.texi: Correct references to CFLAGS, replacing them
9729 with BOOT_CFLAGS. Document flags used during bootstrap for
9732 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9734 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
9735 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
9736 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
9738 (smin<mode>3): Ditto from similar patterns.
9739 (smax<mode>3): Ditto.
9740 (*ieee_smin<mode>3): Ditto.
9741 (*ieee_smax<mode>3): Ditto.
9742 * config/i386/sse.md (sse): New mode attribute.
9743 (mov<mode>): Macroize expander from movv4sf and movv2df using
9744 SSEMODEF2P mode iterator.
9745 (<sse>_movnt<mode>): Ditto from similar patterns. Use
9746 SSE_VEC_FLOAT_MODE_P as insn constraint.
9747 (storent<mode>): Ditto.
9748 (storent<mode>): Macroize expander from storentsf and storentdf using
9749 MODEF mode iterator.
9750 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
9751 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
9752 (abs<mode>2): Ditto from similar patterns.
9753 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
9754 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
9755 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
9756 (<sse>_vmsqrt<mode>2): Ditto.
9757 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
9758 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
9759 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
9760 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
9761 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
9762 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
9763 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
9765 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
9766 iterator and SSE_FLOAT_MODE_P as insn constraint.
9767 (<sse>_ucomi): Ditto from similar patterns.
9768 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
9769 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
9770 SSE_VEC_FLOAT_MODE_P as insn constraint.
9771 (vcond<mode>): Ditto from similar patterns.
9772 (and<mode>3, *and<mode>3): Ditto.
9773 (<sse>_nand<mode>3): Ditto.
9774 (ior<mode>3, *ior<mode>3): Ditto.
9775 (xor<mode>3, *xor<mode>3): Ditto.
9776 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
9777 iterator and SSE_FLOAT_MODE_P as insn constraint.
9778 (*nand<mode>3): Ditto from similar patterns.
9779 (*ior<mode>3): Ditto.
9780 (*xor<mode>3): Ditto.
9782 2008-02-20 Ira Rosen <irar@il.ibm.com>
9784 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
9785 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
9786 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
9788 2008-02-19 Jan Hubicka <jh@suse.cz>
9790 * predict.c (tree_bb_level_predictions): Remove variable next
9791 mistakely introduced by previous commit.
9793 2008-02-19 Jan Hubicka <jh@suse.cz>
9795 * predict.c (predict_paths_leading_to): Rewrite.
9796 (predict_paths_for_bb): New.
9797 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
9799 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9802 * Makefile.in (build_file_translate): New.
9803 (gcc-vers.texi): Use it for translating $(abs_srcdir).
9804 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
9805 * configure.ac (build_file_translate): Substitute it.
9806 * configure: Regenerate.
9808 2008-02-19 Jan Hubicka <jh@suse.cz>
9810 PR rtl-optimization/34408
9811 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
9814 2008-02-19 Jan Hubicka <jh@suse.cz>
9817 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
9820 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
9823 * config/i386/i386-modes.def: Revert the last DI alignment
9824 change until Ada people can look into it.
9826 2008-02-19 Nick Clifton <nickc@redhat.com>
9828 * opts.c (print_specific_help): Fix typo in --help text.
9830 2008-02-19 Jakub Jelinek <jakub@redhat.com>
9833 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
9834 32-bit inline asm without asm alternatives for host GCC < 3.0.
9836 2008-02-19 Richard Guenther <rguenther@suse.de>
9838 PR tree-optimization/34989
9839 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
9840 Allow propagation to INDIRECT_REF if we can simplify only.
9842 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9844 * c-common.c (warn_for_collisions_1): Use appropriate option when
9847 2008-02-19 Nick Clifton <nickc@redhat.com>
9850 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
9851 (handle_options): Fix indentation.
9852 (print_filtered_help): If no language-specific options were
9853 displayed tell the user how to list all the options supported by
9854 the language's front-end.
9855 (print_specific_help): Fix indentation and remove duplicate line.
9856 (common_handle_option): Handle the -v option.
9857 For --help enable the display of undocumented options if the -v
9858 switch has been included on the command line.
9859 For --help= check for overlaps in the arguments between the option
9860 classes and the language names and issue a warning when they
9861 cannot be disambiguated.
9862 * c.opt (v): Pass on to the common option handler.
9864 2008-02-19 Revital Eres <eres@il.ibm.com>
9866 * modulo-sched.c (sms_schedule): Change dump message when
9867 create_ddg function fails.
9868 (try_scheduling_node_in_cycle): Rename row to cycle.
9869 (print_partial_schedule): Rename CYCLE to ROW.
9871 2008-02-19 Christian Bruel <christian.bruel@st.com>
9872 Zdenek Dvorak <ook@ucw.cz>
9874 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
9876 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
9879 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
9880 (*x86_movdicc_0_m1_se): Ditto.
9882 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
9884 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
9885 (CMPtype): Define as __gcc_CMPtype.
9886 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
9887 (CMPtype): Define as __gcc_CMPtype.
9889 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
9891 Support valgrind 3.3 for --enable-checking=valgrind.
9892 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
9894 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
9895 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
9896 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
9897 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
9898 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
9899 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
9900 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
9902 * ggc-zone.c: Similar.
9903 * ggc-page.c: Similar.
9905 2008-02-19 Paul Brook <paul@codesourcery.com>
9908 * config/arm/ieee754-df.S: Fix do_it typo.
9909 * config/arm/ieee754-sf.S: Fix do_it typo.
9911 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
9914 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
9915 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
9916 (OPTION_MASK_ISA_SSE_SET): Likewise.
9917 (OPTION_MASK_ISA_SSE2_SET): Likewise.
9918 (OPTION_MASK_ISA_SSE3_SET): Likewise.
9919 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
9920 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
9921 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
9922 (OPTION_MASK_ISA_SSE4_SET): Likewise.
9923 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
9924 (OPTION_MASK_ISA_SSE5_SET): Likewise.
9925 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
9926 (OPTION_MASK_ISA_MMX_UNSET): Updated.
9927 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
9928 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
9929 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
9930 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
9931 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
9932 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
9933 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
9934 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
9935 (OPTION_MASK_ISA_SSE4): Removed.
9936 (ix86_handle_option): Turn on bits in ix86_isa_flags and
9937 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
9938 (override_options): Don't turn on implied SSE/MMX bits in
9941 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
9943 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9946 2008-02-18 Joey Ye <joey.ye@intel.com>
9949 * tree-nested.c (insert_field_into_struct): Set type alignment
9950 to field alignment if the former is less than the latter.
9952 2008-02-18 Jakub Jelinek <jakub@redhat.com>
9954 * BASE-VER: Set to 4.4.0.
9956 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9958 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
9959 * doc/cfg.texi: Likewise.
9960 * doc/extend.texi: Likewise.
9961 * doc/gty.texi: Likewise.
9962 * doc/invoke.texi: Likewise.
9963 * doc/loop.texi: Likewise.
9964 * doc/md.texi: Likewise.
9965 * doc/passes.texi: Likewise.
9966 * doc/rtl.texi: Likewise.
9967 * doc/sourcebuild.texi: Likewise.
9968 * doc/tm.texi: Likewise.
9969 * doc/tree-ssa.texi: Likewise.
9971 2008-02-17 Richard Guenther <rguenther@suse.de>
9974 * tree-complex.c (init_parameter_lattice_values): Handle parameters
9975 without default definition.
9977 2008-02-17 Richard Guenther <rguenther@suse.de>
9979 PR tree-optimization/35231
9980 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
9983 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
9986 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
9987 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
9988 libgcc_cmp_return mode.
9990 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9993 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
9995 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
9997 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
10000 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10002 * doc/c-tree.texi: Use `@.' where appropriate.
10003 * doc/extend.texi: Likewise.
10004 * doc/install.texi: Likewise.
10005 * doc/invoke.texi: Likewise.
10006 * doc/loop.texi: Likewise.
10007 * doc/makefile.texi: Likewise.
10008 * doc/md.texi: Likewise.
10009 * doc/passes.texi: Likewise.
10010 * doc/standards.texi: Likewise.
10011 * doc/tm.texi: Likewise.
10013 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10015 PR middle-end/35196
10016 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
10018 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
10019 rather than in entry_bb.
10021 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10023 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
10024 libgcc_cmp_return mode.
10026 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10028 PR middle-end/35130
10029 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
10030 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
10032 2008-02-15 Richard Guenther <rguenther@suse.de>
10033 Zdenek Dvorak <ook@ucw.cz>
10035 PR tree-optimization/35164
10036 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
10037 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
10038 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
10039 Only propagate addresses which do not have abnormal SSA_NAMEs
10042 2008-02-15 Joseph Myers <joseph@codesourcery.com>
10045 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
10047 2008-02-15 Jan Hubicka <jh@suse.cz>
10049 PR middle-end/35149
10050 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
10052 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10054 PR middle-end/34621
10055 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
10056 when calculating alignment_pad.
10058 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10060 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
10061 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
10062 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
10063 and STACK_BOUNDARY define.
10065 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
10067 PR preprocessor/35061
10068 * c-pragma.c (handle_pragma_pop_macro): Check that
10069 pushed_macro_table has been allocated.
10071 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
10073 PR middle-end/35136
10074 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
10075 (force_gimple_operand): Likewise.
10076 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
10077 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
10078 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
10079 (find_interesting_uses_address): Check addressability and alignment
10080 of the base expression only after substituting bases of IVs into it.
10082 2008-02-14 Michael Matz <matz@suse.de>
10085 * function.c (instantiate_virtual_regs_in_insn): Reload address
10086 before falling back to reloading the whole operand.
10088 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
10090 * config/s390/s390.c (s390_mainpool_start): Emit the pool
10091 before the first section switch note.
10093 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10095 * doc/bugreport.texi: Update copyright years.
10096 * doc/c-tree.texi: Likewise.
10097 * doc/cfg.texi: Likewise.
10098 * doc/cpp.texi: Likewise.
10099 * doc/cppinternals.texi: Likewise.
10100 * doc/fragments.texi: Likewise.
10101 * doc/frontends.texi: Likewise.
10102 * doc/gcc.texi: Likewise.
10103 * doc/gty.texi: Likewise.
10104 * doc/hostconfig.texi: Likewise.
10105 * doc/implement-c.texi: Likewise.
10106 * doc/libgcc.texi: Likewise.
10107 * doc/loop.texi: Likewise.
10108 * doc/makefile.texi: Likewise.
10109 * doc/options.texi: Likewise.
10110 * doc/passes.texi: Likewise.
10111 * doc/rtl.texi: Likewise.
10112 * doc/sourcebuild.texi: Likewise.
10113 * doc/standards.texi: Likewise.
10114 * doc/tree-ssa.texi: Likewise.
10115 * doc/trouble.texi: Likewise.
10117 * doc/extend.texi: Use @: or add comma where appropriate.
10118 * doc/invoke.texi: Likewise.
10119 * doc/tm.texi: Likewise.
10121 2008-02-14 Alan Modra <amodra@bigpond.net.au>
10124 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
10127 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
10129 * doc/md.texi (clz, ctz): Add reference.
10130 * doc/rtl.texi (clz, ctz): Likewise.
10132 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10135 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
10138 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
10140 * config/s390/s390.c (struct constant_pool): New field
10141 emit_pool_after added.
10142 (s390_mainpool_start): Set the emit_pool_after flag according
10143 to the section switch notes.
10144 (s390_mainpool_finish): Consider emit_pool_after when emitting
10145 the literal pool at the end of the function.
10146 (s390_chunkify_start): Force literal pool splits at section
10149 2008-02-13 Michael Matz <matz@suse.de>
10152 * var-tracking.c (clobber_variable_part): Correctly traverse the
10155 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10158 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
10159 Add -fdump-ipa-inline.
10160 * tree-dump.c (dump_files): Remove tree-inlined dump.
10161 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
10163 2008-02-12 Richard Guenther <rguenther@suse.de>
10165 PR tree-optimization/35171
10166 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
10169 2008-02-12 Richard Guenther <rguenther@suse.de>
10171 PR middle-end/35163
10172 * fold-const.c (fold_widened_comparison): Use get_unwidened in
10173 value-preserving mode. Disallow final truncation.
10175 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
10177 PR middle-end/35136
10178 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
10179 code from here to...
10180 (force_gimple_operand): ...here.
10182 2008-02-12 Jakub Jelinek <jakub@redhat.com>
10185 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
10186 non-compatible pointers.
10187 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
10188 different FIELD_DECLs, try harder by comparing field offsets, sizes
10191 PR inline-asm/35160
10192 * function.c (match_asm_constraints_1): Don't replace the same input
10195 2008-02-12 Anatoly Sokolov <aesok@post.ru>
10197 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
10198 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
10199 (expand_epilogue): Restore RAMPZ register.
10200 * config/avr/avr.md (RAMPZ_ADDR): New constant.
10202 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
10204 * config/i386/cygwin.asm: (__alloca): Correct calling
10205 convention and alignment.
10206 (__chkstk): Force 8 byte stack alignment.
10208 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
10209 Richard Guenther <rguenther@suse.de>
10211 PR tree-optimization/33992
10212 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
10213 the zero we compare against.
10215 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
10217 PR libfortran/35063
10218 * gthr-win32.h (__gthread_mutex_destroy_function): New function
10219 to CloseHandle after unlocking to prevent accumulation of handle
10222 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10224 PR middle_end/34150
10225 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
10226 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
10227 and update LABEL_NUSES during and after reload.
10229 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
10231 PR middle-end/34627
10232 * combine.c (simplify_if_then_else): Make sure the comparison is
10233 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
10235 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
10238 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
10239 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
10240 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
10241 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
10242 * tree.h (get_type_static_bounds): Likewise.
10244 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10246 * doc/invoke.texi (Option Summary, C++ Dialect Options)
10247 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10248 Make -Wfoo language annotations match what the compiler outputs.
10250 2008-02-08 Sa Liu <saliu@de.ibm.com>
10252 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
10253 intrinsics spu_convts, spu_convtu, spu_convtf.
10255 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
10257 * doc/extend.texi (Function Attributes) <noinline>: Mention
10258 asm ("") as method to keep calls.
10260 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10263 * doc/options.texi (Options): Replace references to opts.sh with
10265 * opts-common.c: Likewise.
10266 * optc-gen.awk: Likewise.
10268 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
10270 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
10272 2008-02-07 Richard Henderson <rth@redhat.com>
10275 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
10276 EXPR_LIST for the REG_EQUAL instead of a comparison with a
10279 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
10281 PR tree-optimization/35085
10282 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
10283 for operand entry oe2 in addition to operand entry oe3 in order to
10284 expose more opportunities for vectorizer sum reduction.
10286 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10289 * Makefile.in (LIBS): Remove $(GMPLIBS).
10290 (cc1-dummy, cc1): Add $(GMPLIBS).
10292 2008-02-06 Jan Hubicka <jh@suse.cz>
10295 * i386.md (moddf_integer): Do not produce partial memory stalls for
10296 targets where it hurts.
10298 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
10301 * optabs.c (expand_float): Do not check for decimal modes when
10302 expanding unsigned integer through signed conversion.
10304 2008-02-06 Nick Clifton <nickc@redhat.com>
10306 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
10307 inside the clobber with a match_operand and duplicated operand
10308 number in the constraint.
10309 (ineqbranchsi): Delete redundant comment.
10311 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10313 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
10314 builtin_define ("__USE_INIT_FINI__").
10315 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
10317 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
10319 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10321 PR documentation/30330
10322 * doc/invoke.texi (C++ Dialect Options)
10323 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10324 For each warning option -Wfoo that allows -Wno-foo, ensure both
10325 -Wfoo and -Wno-foo are listed in the option index. Fix index
10326 entry of -Wswitch-default, index -Wnormalized= including the
10327 `=', and -Wlarger-than-@var{len} including @var{len}.
10329 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10331 * config/i386/i386.md (floatunssisf2): Use
10332 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
10333 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
10334 Macroize expander using MODEF mode iterator.
10336 2008-02-05 Diego Novillo <dnovillo@google.com>
10338 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
10341 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
10343 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10346 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
10348 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
10351 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
10352 to indicate if a message should be generated.
10353 (init_cumulative_args): Updated.
10354 (function_value_32): Likewise.
10356 2008-02-05 Joseph Myers <joseph@codesourcery.com>
10358 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
10360 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10363 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
10364 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
10366 2008-02-04 Diego Novillo <dnovillo@google.com>
10368 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
10371 * tree-vrp.c (vrp_evaluate_conditional): With
10372 -Wtype-limits, emit a warning when comparing against a
10373 constant outside the natural range of OP0's type.
10375 2008-02-04 Richard Guenther <rguenther@suse.de>
10377 PR middle-end/33631
10378 * expr.c (count_type_elements): Give for unions instead of
10381 2008-02-04 Richard Guenther <rguenther@suse.de>
10383 PR middle-end/35043
10384 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
10385 to TYPE_DOMAINs base type instead of using bitsizetype here.
10387 2008-02-03 Jason Merrill <jason@redhat.com>
10389 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
10391 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10394 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
10395 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
10396 (RS/6000 and PowerPC Options): Fix typos and markup.
10397 * doc/passes.texi (Tree-SSA passes): Likewise.
10399 2008-02-02 Michael Matz <matz@suse.de>
10402 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
10403 from record_last_reg_set_info.
10404 (record_last_reg_set_info): Take an RTX argument, iterate over all
10405 constituent hardregs.
10406 (record_last_set_info, record_opr_changes): Change calls to
10407 new signature or to record_last_reg_set_info_regno.
10409 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
10411 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
10413 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
10415 PR rtl-optimization/34773
10416 * reg-notes.def (EQUAL): Mention significance of combination of
10417 REG_EQUAL and REG_RETVAL.
10418 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
10419 insn that has a REG_RETVAL.
10421 2008-02-01 Roger Sayle <roger@eyesopen.com>
10424 * configure.ac (--enable-fixed-point): Disable unless explicitly
10426 * configure: Regenerate.
10428 2008-02-01 Richard Guenther <rguenther@suse.de>
10431 * invoke.texi (-finline-limit): Remove no longer true parts
10432 of the documentation. Note that there is no default value.
10434 2008-02-01 Andrew Pinski <pinskia@gmail.com>
10435 Mark Mitchell <mark@codesourcery.com>
10436 Ben Elliston <bje@au.ibm.com>
10439 * doc/extend.texi (Other Builtins): Document.
10441 2008-01-31 Tom Browder <tom.browder@gmail.com>
10443 * doc/c-tree.texi (Types): Fix grammar.
10444 (Expression trees): Ditto.
10445 * doc/passes.texi (Tree-SSA passes): Ditto.
10447 * doc/configterms.texi (Configure Terms): Fix typo.
10448 * doc/cpp.texi (Common Predefined Macros): Ditto.
10449 * doc/md.texi (Machine Constraints): Ditto.
10451 * doc/makefile.texi (Makefile): Add comma.
10453 2008-01-31 Tom Browder <tom.browder@gmail.com>
10454 Gerald Pfeifer <gerald@pfeifer.com>
10456 * doc/sourcebuild.texi (Front End): Remove references to CVS
10457 and CVSROOT/modules.
10458 (Texinfo Manuals): Replace reference to CVS by one to SVN.
10459 (Back End): Remove reference to CVS.
10461 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10464 * config/mips/mips.c (gen_load_const_gp): New function, taking a
10466 (mips16_gp_pseudo_reg): ...here.
10467 * config/mips/mips.md (load_const_gp): Replace with...
10468 (load_const_gp_<mode>): ...this :P-based insn.
10470 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10472 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
10473 options. Minor fixes.
10474 (-std): Move reference to standards closer to where language
10475 standards are first mentioned.
10477 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10479 PR rtl-optimization/34995
10480 * reload.c (alternative_allows_const_pool_ref): Take an rtx
10481 parameter and return a bool. If the rtx parameter is nonnull,
10482 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
10483 (find_reloads): Update call accordingly. Pass the new operand
10484 if it needed no address reloads, otherwise pass null.
10486 2008-01-30 Richard Henderson <rth@redhat.com>
10489 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
10490 for unbounded arrays.
10492 2008-01-30 Silvius Rus <rus@google.com>
10494 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
10496 2008-01-30 Jan Hubicka <jh@suse.cz>
10499 * i386.c (init_cumulative_args): Use real function declaration when
10502 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
10504 PR rtl-optimization/34998
10505 * global.c (build_insn_chain): Treat non-subreg_lowpart
10506 SUBREGs of pseudos as clobbering all the words covered by the
10507 SUBREG, not just all the bytes.
10508 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
10509 original df_ref rather than an extract parameter.
10510 (global_conflicts): Update call accordingly.
10512 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
10514 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
10515 the overflow check to make it easier to read.
10516 (__fixtfdi): Change the type of the ll member in union
10517 long_double to UDItype_x.
10519 2008-01-30 Jakub Jelinek <jakub@redhat.com>
10521 PR middle-end/34969
10522 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
10523 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
10524 * tree-inline.c (fold_marked_statements): Call
10525 cgraph_update_edges_for_call_stmt if folding a call statement.
10526 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
10527 debug_generic_stmt calls, reset it back afterwards.
10530 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
10532 * c-typeck.c (build_external_ref): Don't pedwarn about
10533 static vars in current function's scope.
10535 2008-01-29 Joseph Myers <joseph@codesourcery.com>
10537 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
10539 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
10542 * ipa-struct-reorg.c: Fix spelling.
10543 * params.def: Ditto.
10545 2008-01-29 Richard Guenther <rguenther@suse.de>
10547 PR middle-end/35006
10548 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
10550 * tree-inline.c (remap_type): Increment remapping_type_depth
10551 around remapping types.
10552 (copy_body_r): Only add referenced variables if they are referenced
10553 from code, not types.
10555 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
10566 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
10567 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
10569 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
10572 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
10573 pointer for tiny stack.
10575 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
10577 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
10579 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
10581 * config/vx-common.h: Fix typo in comment.
10583 2008-01-28 Ian Lance Taylor <iant@google.com>
10587 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
10588 coalesce pointers if they have different DECL_NO_TBAA_P values.
10589 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
10590 between variables with different DECL_NO_TBAA_P values.
10592 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
10595 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
10596 are not legitimate small data references on SPE targets.
10598 2008-01-28 David Daney <ddaney@avtrex.com>
10600 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
10602 2008-01-28 David Daney <ddaney@avtrex.com>
10604 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
10606 2008-01-27 Joseph Myers <joseph@codesourcery.com>
10608 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
10609 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
10610 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
10611 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
10612 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10613 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
10614 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
10615 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
10617 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10619 * basic-block.h (condjump_equiv_p): Fix comment.
10621 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10623 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
10624 print_generic_stmt_indented): Fix comment.
10626 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10628 * configure.ac (__stack_chk_fail): Add detecion for availability
10629 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
10630 * configure: Regenerate.
10632 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
10634 PR middle-end/34688
10635 * final.c (output_addr_const): Handle TRUNCATE.
10637 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
10640 * tree-ssa-loop-ivopts.c (comp_cost): New type.
10641 (zero_cost, infinite_cost): New constants.
10642 (struct cost_pair): Change type of cost to comp_cost.
10643 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
10644 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
10646 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
10647 split_address_cost, ptr_difference_cost, difference_cost,
10648 get_computation_cost_at, get_computation_cost,
10649 determine_use_iv_cost_generic, determine_use_iv_cost_address,
10650 determine_use_iv_cost_condition, determine_use_iv_costs,
10651 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
10652 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
10653 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
10654 Change type of cost to comp_cost.
10655 (determine_iv_cost): Increase cost of non-original ivs, instead
10656 of decreasing the cost of original ones.
10657 (get_address_cost): Indicate the complexity of the addressing mode
10659 (try_add_cand_for): Prefer using ivs not specific to some object.
10660 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
10662 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
10663 Janis Johnson <janis187@us.ibm.com>
10666 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
10667 (TARGET_INSTANTIATE_DECLS): Likewise.
10668 * target.h (expand_to_rtl_hook): New target hook.
10669 (instantiate_decls): Likewise.
10670 * function.c (instantiate_decl): Make non-static. Rename to...
10671 (instantiate_decl_rtl): ... this.
10672 (instantiate_expr): Use instantiate_decl_rtl.
10673 (instantiate_decls_1): Likewise.
10674 (instantiate_decls): Likewise.
10675 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
10676 * function.h (instantiate_decl_rtl): Add prototype.
10677 * cfgexpand.c (target.h): New include.
10678 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
10679 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
10680 (TARGET_INSTANTIATE_DECLS): Likewise.
10681 (TARGET_INITIALIZER): New target hooks added.
10682 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
10684 * config/rs6000/rs6000.c (tree-flow.h): New include.
10685 (machine_function): Add sdmode_stack_slot field.
10686 (rs6000_alloc_sdmode_stack_slot): New function.
10687 (rs6000_instantiate_decls): Likewise.
10688 (rs6000_secondary_memory_needed_rtx): Likewise.
10689 (rs6000_check_sdmode): Likewise.
10690 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
10691 (TARGET_INSTANTIATE_DECLS): Likewise.
10692 (rs6000_hard_regno_mode_ok): Allow SDmode.
10693 (num_insns_constant): Likewise. Handle _Decimal32 constants.
10694 (rs6000_emit_move): Handle SDmode.
10695 (function_arg_advance): Likewise.
10696 (function_arg): Likewise.
10697 (rs6000_gimplify_va_arg): Likewise. Add special handling of
10698 SDmode var args for 32-bit compiles.
10699 (rs6000_secondary_reload_class): Handle SDmode.
10700 (rs6000_output_function_epilogue): Likewise.
10701 (rs6000_function_value): Simplify if statement.
10702 (rs6000_libcall_value): Likewise.
10703 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
10704 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
10705 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
10706 (movsd_hardfloat): New define_insn.
10707 (movsd_softfloat): Likewise.
10708 (movsd_store): Likewise.
10709 (movsd_load): Likewise.
10710 (extendsddd2): Likewise.
10711 (extendsdtd2): Likewise.
10712 (truncddsd2): Likewise.
10713 (movdd_hardfloat64): Fixup comment.
10714 (UNSPEC_MOVSD_LOAD): New constant.
10715 (UNSPEC_MOVSD_STORE): Likewise.
10717 2008-01-26 Jakub Jelinek <jakub@redhat.com>
10720 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
10722 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
10723 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
10724 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
10725 and TRUTH_XOR_EXPR.
10727 2008-01-26 David Edelsohn <edelsohn@gnu.org>
10730 * config.gcc: Separate AIX 5.3 from AIX 6.1.
10731 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10732 __LONGDOUBLE128 too.
10733 * config/rs6000/aix61.h: New file.
10735 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10737 PR rtl-optimization/34959
10738 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
10739 popcount and parity rtxes the same mode as their operand.
10740 Truncate or extend the result to the return value's mode
10743 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10746 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
10747 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
10748 to GOT_VERSION_REGNUM.
10749 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
10750 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
10751 * config/mips/mips.c (mips_emit_call_insn): New function.
10752 (mips_call_tls_get_addr): Call mips_expand_call directly.
10753 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
10755 (mips16_build_call_stub): Likewise. Return the call insn or null.
10756 (mips_expand_call): Update the call to mips16_build_call_stub
10757 accordingly and a remove redundant condition. Assert that MIPS16
10758 stubs do not use lazy binding. Use mips_emit_call_insn and return
10760 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
10762 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
10763 (mips_avoid_hazard): Remove hazard_set handling.
10764 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
10765 (UNSPEC_RESTORE_GP): ...this.
10766 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
10767 (FAKE_CALL_REGNO): Rename to...
10768 (GOT_VERSION_REGNUM): ...this.
10769 (type): Add "ghost" value. Add an associated insn reservation.
10770 (hazard_set): Remove.
10771 (exception_receiver): Rename to...
10772 (restore_gp): ...this and update the unspec identifier accordingly.
10773 (exception_receiver, nonlocal_got_receiver): New expanders.
10774 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
10775 FAKE_CALL_REGNO. Remove hazard_set attribute.
10776 (set_got_version, update_got_version): New patterns.
10778 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
10781 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
10783 2008-01-25 Joseph Myers <joseph@codesourcery.com>
10786 * doc/install.texi2html: Generate gcc-vers.texi.
10788 2008-01-25 DJ Delorie <dj@redhat.com>
10790 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
10792 2008-01-25 Joseph Myers <joseph@codesourcery.com>
10794 * config/c4x: Remove directory.
10795 * config.gcc (crx-*, mt-*): Mark obsolete.
10796 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
10797 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
10798 sh-*-rtemscoff*): Remove cases.
10799 * defaults.h (C4X_FLOAT_FORMAT): Remove.
10800 * real.c (encode_c4x_single, decode_c4x_single,
10801 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
10802 c4x_extended_format): Remove.
10803 * real.h (c4x_single_format, c4x_extended_format): Remove.
10804 * doc/extend.texi (interrupt, naked): Remove mention of attributes
10806 (Pragmas): Remove comment about c4x pragmas.
10807 * doc/install.texi (c4x): Remove target-specific instructions.
10808 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
10809 * doc/md.texi (Machine Constraints): Remove C4x documentation.
10810 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
10811 refer to C4x source files as examples.
10812 (C4X_FLOAT_FORMAT): Remove documentation.
10814 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
10816 * config/bfin/bfin.c (override_options): Reorder tests so that
10817 flag_pic gets enabled for -msep-data.
10819 2008-01-25 Richard Guenther <rguenther@suse.de>
10821 PR middle-end/32244
10822 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
10823 to its bitfield precision if required.
10825 2008-01-25 Jakub Jelinek <jakub@redhat.com>
10827 PR middle-end/33880
10828 * tree-nested.c (walk_omp_for): New function.
10829 (convert_nonlocal_reference, convert_local_reference): Call
10830 walk_omp_for on OMP_FOR.
10831 (convert_call_expr): Call walk_body on OMP_FOR's
10832 OMP_FOR_PRE_INIT_BODY.
10834 2008-01-25 Richard Guenther <rguenther@suse.de>
10836 PR tree-optimization/34966
10837 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
10838 default defs and PHI_NODEs we have to insert after the
10839 defining statement.
10841 2008-01-24 Nick Clifton <nickc@redhat.com>
10843 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
10844 Provide a default definition.
10845 (LIBGCC2_UNITS_PER_WORD): Likewise.
10847 * config/stormy16/stormy16.c: Include df.h for the prototype
10848 for df_regs_ever_live_p.
10849 (xstormy16_expand_builtin_va_start): Convert the stack offset
10850 into a component_ref and then use POINTER_PLUS_EXPR to add it
10851 to the incoming_virtual_args_rtx.
10852 (xstormy16_gimplify_va_arg_expr): Rename to
10853 xstormy16_gimplify_va_arg_expr.
10854 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
10855 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
10856 xstormy16_gimplify_va_arg_expr.
10857 Fix up some formatting issues.
10859 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
10860 Move to predicates.md.
10861 (xs_hi_general_operand): Likewise.
10862 (xs_hi_nonmemory_operand): Likewise.
10863 * config/stormy16/predicates.md:
10864 (xstormy16_carry_plus_operand): New predicate.
10865 (xs_hi_general_operand): New predicate.
10866 (xs_hi_nonmemory_operand): New predicate.
10867 * config/stormy16/stormy16-protos.h:
10868 (xstormy16_carry_plus_operand): Delete prototype.
10869 (xs_hi_general_operand): Likewise.
10870 (xs_hi_nonmemory_operand): Likewise.
10872 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
10873 modifiers as they are no longer needed and they can trigger
10874 reload spill failures.
10876 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
10877 with a match_operand in order to help reload.
10879 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
10880 constraint with 'e' for the 8th alternative as this version of
10881 the mov.w instruction only accepts the lower 8 registers.
10883 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
10886 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
10887 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
10890 2008-01-25 Jakub Jelinek <jakub@redhat.com>
10892 PR middle-end/33333
10893 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
10895 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
10897 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
10899 (remove_structure): Update allocations list before removing structure.
10901 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
10903 * ipa-struct-reorg.c (is_safe_cond_expr,
10904 create_new_stmts_for_cond_expr): Use integer_zerop function,
10905 that recognize not only zero-pointer, but zero-integer too.
10907 2008-01-25 Ben Elliston <bje@au.ibm.com>
10910 * fixproto: Escape "." in sed expression that strips leading "./".
10912 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
10915 * gcc.c (SWITCH_OK): Removed.
10916 (SWITCH_LIVE): Changed to bit.
10917 (SWITCH_FALSE): Likewise.
10918 (SWITCH_IGNORE): Likewise.
10919 (switchstr): Change live_cond to unsigned int.
10920 (process_command): Replace SWITCH_OK with 0.
10921 (do_self_spec): Likewise.
10922 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
10923 (give_switch): Likewise.
10924 (used_arg): Likewise.
10925 (do_spec_1): Set the SWITCH_IGNORE bit.
10926 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
10927 bits. Set the SWITCH_LIVE bit.
10929 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10931 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
10933 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
10935 PR tree-optimization/34472
10936 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
10937 parameter to a "bool *" and set *DATA to false if there is
10938 an unsafe access. Do not delete the structure here.
10939 (check_cond_exprs): Delete it here instead.
10940 (check_cond_exprs, exclude_cold_structs): Do not increase
10941 I when removing a structure.
10943 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
10946 * config/i386/i386.c (ix86_expand_vector_init): Consider only
10947 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
10949 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
10951 PR middle-end/34934
10952 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
10953 a fixed vector for stack.
10955 2008-01-24 Ben Elliston <bje@au.ibm.com>
10958 * doc/gcc.texi (Software development): Add a direntry for g++.
10960 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
10962 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
10963 stale and straggling -fforce-addr comments above.
10965 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
10967 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
10968 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
10970 2008-01-23 Michael Matz <matz@suse.de>
10973 * dwarf2out.c (force_type_die): Use modified_type_die instead of
10976 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
10978 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
10979 malloc result type.
10981 2008-01-23 Anatoly Sokolov <aesok@post.ru>
10983 * config/avr/avr.c (avr_current_arch): New variable.
10984 (avr_arch_types): Add 'avr31' and 'avr51' entries.
10985 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
10986 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
10987 (avr_override_options): Init 'avr_current_arch'.
10988 (base_arch_s): Move from here...
10989 * config/avr/avr.h (base_arch_s): ... here. Add new members
10990 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
10991 'mega' to 'have_jmp_call'.
10992 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
10993 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
10995 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
10997 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10998 MULTILIB_MATCHES): (Ditto.).
11000 2008-01-23 Richard Guenther <rguenther@suse.de>
11002 PR middle-end/31529
11003 * cgraphunit.c (cgraph_reset_node): Always mark the node
11004 not reachable if it is not queued already.
11006 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
11008 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
11009 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
11010 (cputype_selected): New static variable.
11011 (bfin_handle_option): Set it if -mcpu is used.
11012 (override_option): Select default set of workarounds if no cpu type
11013 selected on the command line.
11014 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
11016 From Michael Frysinger <michael.frysinger@analog.com>
11017 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
11018 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
11020 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
11021 for bf547, bf523, bf524, and bf526.
11022 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
11024 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11025 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
11026 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
11027 __ADSPBF547__ and __ADSPBF54x__ for bf547.
11028 * doc/invoke.texi (Blackfin Options): Document that
11029 -mcpu now accept bf547, bf523, bf524, and bf526.
11031 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
11033 PR rtl-optimization/34628
11034 * combine.c (try_combine): Stop and undo after the first combination
11035 if an autoincrement side-effect on the first insn has effectively
11038 2008-01-22 David Edelsohn <edelsohn@gnu.org>
11041 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
11042 Offset addresses are not valid for Altivec or paired float modes.
11044 2008-01-22 Jakub Jelinek <jakub@redhat.com>
11047 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
11048 if DECL_INITIAL (decl) is error_mark_node.
11051 * c-common.c (handle_vector_size_attribute): Only allow
11052 integral, scalar float and fixed point types. Handle OFFSET_TYPE
11053 the same way as pointer, array etc. types.
11054 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
11057 * tree.c (build_type_attribute_qual_variant): Call
11058 build_qualified_type if attributes are equal, but quals are not.
11060 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11063 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
11064 * flags.h (warn_strict_aliasing): Remove.
11065 (warn_strict_overflow): Remove.
11066 * opts.c (warn_strict_aliasing): Remove.
11067 (warn_strict_overflow): Remove.
11068 * c-opts.c (c_common_handle_option): -Wall only sets
11069 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
11070 (c_common_post_options): Give default values to -Wstrict-aliasing
11071 and -Wstrict-overflow if they are uninitialized.
11072 * common.opt (Wstrict-aliasing): Specify Var and Init.
11073 (Wstrict-overflow): Likewise.
11075 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
11077 PR rtl-optimization/26854
11078 PR rtl-optimization/34400
11079 PR rtl-optimization/34884
11080 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
11082 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
11083 (df_rd_bb_info.expanded_lr_out): Deleted
11084 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
11085 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
11086 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11087 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11088 Removed code to allocate, initialize or free expanded_lr_out.
11089 (df_rd_bb_local_compute_process_def): Restructured to make more
11091 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
11092 sets if the sets are being trimmed.
11094 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
11097 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
11098 (as_vers): Likewise.
11099 * configure: Regenerated.
11101 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11103 PR middle-end/33092
11104 * tree-pass.h (pass_build_alias): New pass.
11105 * tree-ssa-alias.c (gate_build_alias): New.
11106 (pass_build_alias): New.
11107 * passes.c (init_optimization_passes): Add pass_build_alias after
11108 pass_create_structure_vars.
11110 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
11112 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
11113 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
11114 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
11115 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
11116 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
11117 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
11118 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
11119 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
11120 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
11121 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
11122 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
11123 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
11124 * config/s390/s390.md (FP_ALL): New mode iterator.
11125 (_d): New mode attribute.
11126 ("*signbit<mode>2>"): Changed mode of first operand.
11127 ("isinf<mode>2"): Changed mode of first operand.
11128 ("*TDC_insn"): Adaptation for DFP modes.
11130 2008-01-22 Ben Elliston <bje@au.ibm.com>
11132 * tree.c (check_qualified_type): Improve function description.
11134 2008-01-21 Jason Merrill <jason@redhat.com>
11137 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
11138 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
11141 2008-01-21 DJ Delorie <dj@redhat.com>
11143 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
11146 2008-01-21 Richard Guenther <rguenther@suse.de>
11148 PR middle-end/34856
11149 * tree-cfg.c (verify_expr): Allow all invariant expressions
11150 instead of just constant class ones as reference argument.
11151 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
11152 like any other constant.
11153 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
11155 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
11157 * regmove.c (fixup_match_1): Update call crossed frequencies.
11159 2008-01-21 Richard Guenther <rguenther@suse.de>
11162 * tree-inline.c (setup_one_parameter): Deal with mismatched
11163 types using a VIEW_CONVERT_EXPR.
11165 2008-01-21 Alon Dayan <alond@il.ibm.com>
11166 Olga Golovanevsky <olga@il.ibm.com>
11168 PR tree-optimization/34701
11169 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
11170 when the structure size is not a power of 2.
11172 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
11174 * doc/install.texi: Add doc for --enable-checking=df.
11176 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
11178 PR rtl-optimization/34808
11179 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
11181 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11183 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
11186 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11188 PR rtl-optimization/26854
11189 PR rtl-optimization/34400
11190 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
11192 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
11193 (df_rd_bb_info.expanded_lr_out): New.
11194 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
11195 * loop_iv.c (iv_analysis_loop_init): Ditto.
11196 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11197 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11198 Added code to allocate, initialize or free expanded_lr_out.
11199 (df_rd_bb_local_compute_process_def): Restructured to make
11200 more understandable.
11201 (df_rd_confluence_n): Add code to do nothing with fake edges and
11202 code to no apply invalidate_by_call sets if the sets are being trimmed.
11203 (df_lr_local_finalize): Renamed to df_lr_finalize.
11204 (df_live_local_finalize): Renamed to df_live_finalize.
11206 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11209 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
11210 deciding whether to use reciprocal instructions.
11212 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
11214 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
11215 dwarf2out_note_section_used if cold_text_section is NULL.
11217 2008-01-19 Jakub Jelinek <jakub@redhat.com>
11219 PR gcov-profile/34610
11220 * tree-cfg.c (make_edges): Mark both outgoing edges from
11221 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
11222 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
11223 from OMP_FOR and OMP_CONTINUE outgoing edges.
11225 * tree-profile.c (tree_profiling): Return early if
11226 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
11228 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
11229 from cfun to child_cfun.
11230 * function.h (struct function): Add after_tree_profile bit.
11232 2008-01-19 Anatoly Sokolov <aesok@post.ru>
11234 * config/avr/avr.S (_exit): Disable interrupt.
11236 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
11237 Steven Bosscher <stevenb.gcc@gmail.com>
11239 PR rtl-optimization/26854
11240 PR rtl-optimization/34400
11241 * df-problems.c (df_live_scratch): New scratch bitmap.
11242 (df_live_alloc): Allocate df_live_scratch when doing df_live.
11243 (df_live_reset): Clear the proper bitmaps.
11244 (df_live_bb_local_compute): Only process the artificial defs once
11245 since the order is not important.
11246 (df_live_init): Init the df_live sets only with the variables
11247 found live by df_lr.
11248 (df_live_transfer_function): Use the df_lr sets to prune the
11249 df_live sets as they are being computed.
11250 (df_live_free): Free df_live_scratch.
11252 2008-01-18 Ian Lance Taylor <iant@google.com>
11254 * common.opt: Add fmerge-debug-strings.
11255 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
11256 flag_merge_debug_strings rather than flag_merge_constants.
11257 * doc/invoke.texi (Option Summary): Mention
11258 -fmerge-debug-strings.
11259 (Debugging Options): Document -fmerge-debug-strings.
11261 2008-01-18 Ian Lance Taylor <iant@google.com>
11264 * tree.h (DECL_IS_OPERATOR_NEW): Define.
11265 (struct tree_function_decl): Add new field operator_new_flag.
11266 * tree-inline.c (expand_call_inline): When inlining a call to
11267 operator new, force the return value to go into a variable, and
11268 set DECL_NO_TBAA_P on that variable.
11269 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
11271 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
11274 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
11275 DWARF2_DEBUGGING_INFO.
11276 (dwarf2out_note_section_used): Ditto. Add prototype.
11277 (have_multiple_function_sections, text_section_used,
11278 cold_text_section_used, *cold_text_sections): Move declarations
11281 2008-01-17 Bob Wilson <bob.wilson@acm.org>
11283 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
11284 field and add signal_ra.
11285 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
11286 assignments to frame state pc. Move end of stack check after
11287 MD_FALLBACK_FRAME_STATE_FOR.
11288 (uw_update_context_1): Use frame state signal_regs if set, instead
11289 of checking signal_frame flag.
11290 (uw_update_context): Use frame state signal_ra if set.
11291 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
11292 * config/xtensa/linux-unwind.h: New file.
11294 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
11296 * modulo-sched.c (get_sched_window): Fix comment typo.
11298 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
11300 PR tree-optimization/34648
11301 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
11303 2008-01-17 Anatoly Sokolov <aesok@post.ru>
11305 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
11306 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
11308 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
11310 PR rtl-optimization/34400
11311 * df-core.c (df_worklist_dataflow_overeager,
11312 df_worklist_dataflow_doublequeue): New functions.
11313 (df_worklist_dataflow): Two different worklist solvers.
11314 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
11317 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11320 * doc/invoke.texi: Document the dependence on pthread for fopenmp
11321 and ftree-parallelize-loops.
11323 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
11325 PR rtl-optimization/34826
11326 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
11328 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
11330 * global.c (find_reg): Mark the eh regs as used if necessary.
11331 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
11332 * ra.h (struct allocno): no_eh_reg field added. Changed
11333 no_stack_reg type to bitfield.
11335 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
11337 * tree.c (substitute_in_expr): Add missing 'break'.
11339 2008-01-17 Richard Guenther <rguenther@suse.de>
11341 PR tree-optimization/34825
11342 * tree-ssa-math-opts.c (is_division_by): Do not recognize
11343 x / x as division to handle.
11345 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11347 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
11348 "-pthread" is specified.
11349 * pa-hpux11.h (LIB_SPEC): Likewise.
11351 2008-01-16 Janis Johnson <janis187@us.ibm.com>
11352 Peter Bergner <bergner@vnet.ibm.com>
11354 PR rtl-optimization/33796
11355 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
11357 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11359 PR libgfortran/34699
11360 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
11362 * pa-hpux10.h (LINK_SPEC): Likewise.
11363 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
11365 2008-01-16 Richard Guenther <rguenther@suse.de>
11367 PR middle-end/32628
11368 * fold-const.c (fold_convert_const_int_from_int): Do not
11369 set overflow if that occured only because of a sign extension
11370 change when converting from/to a sizetype with the same
11371 precision and signedness.
11373 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
11376 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
11377 location address to the correct place. Update copyright year.
11379 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11381 * lambda-code.c (lambda_transform_legal_p): Handle the case of
11382 no dependences in the dependence_relations vector.
11384 2008-01-16 Jan Hubicka <jh@suse.cz>
11386 PR rtl-optimization/31396
11387 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
11388 * cfg.c (dump_reg_info): Print it.
11389 * regs.h (struct reg_info_t): add freq_calls_crossed.
11390 (REG_FREQ_CALLS_CROSSED): New macro.
11391 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
11392 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
11393 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
11394 regmove_optimize): Update call crossed frequencies.
11395 * local-alloc.c (struct qty): Add freq_calls_crossed.
11396 (alloc_qty): Copute freq_calls_crossed.
11397 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
11398 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
11399 * ra.h (struct allocno): Add freq_calls_crossed.
11401 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11403 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
11404 libgomp when compiling with ftree-parallelize-loops.
11405 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
11407 2008-01-16 Richard Guenther <rguenther@suse.de>
11409 PR tree-optimization/34769
11410 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
11411 * tree.c (int_cst_value): Instead make this function more
11412 permissive in what it accepts as valid input. Document this
11413 function always sign-extends the value.
11415 2008-01-16 Jakub Jelinek <jakub@redhat.com>
11416 Richard Guenther <rguenther@suse.de>
11419 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
11420 (gimple_fold_indirect_ref_rhs): ... this.
11421 (gimple_fold_indirect_ref): New function with foldings
11422 that preserve lvalueness.
11423 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
11424 * tree-flow.h (gimple_fold_indirect_ref): Declare.
11425 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
11426 to fold an INDIRECT_REF, fall back to the old use of
11427 fold_indirect_ref_1.
11429 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11431 * tree-data-ref.c (subscript_dependence_tester_1): Call
11432 free_conflict_function.
11433 (compute_self_dependence): Same.
11435 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
11438 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
11439 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
11441 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
11442 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
11443 for DWARF2_UNWIND_INFO targets.
11445 2008-01-16 Richard Guenther <rguenther@suse.de>
11448 * c-typeck.c (common_pointer_type): Do not merge inconsistent
11449 type qualifiers for function types.
11451 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
11453 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
11454 loop_iterator li from previous commit.
11456 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
11458 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
11460 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
11462 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
11463 (parallelize_loops): Don't parallelize irreducible components.
11465 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11468 * c-opts (c_common_post_options): Do not enable CPP
11469 flag_pedantic_errors by default.
11471 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
11473 PR rtl-optimization/31944
11474 * cse.c (remove_pseudo_from_table): New function.
11475 (merge_equiv_classes): Use above function to remove pseudo-registers.
11476 (invalidate): Likewise.
11478 2008-01-13 Richard Guenther <rguenther@suse.de>
11480 PR middle-end/34601
11481 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
11482 instead of TYPE_MODE to deal with calls from expand_one_error_var.
11484 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
11486 * gcse.c (cprop_jump): Call validate_unshare_change instead of
11487 validate_change to unshare the source of the PC set.
11489 2008-01-12 Jan Hubicka <jh@suse.cz>
11491 PR middle-end/32135
11492 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
11493 references above array bounds. This might trigger bounds checks for
11494 pointers to arrays.
11496 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
11498 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
11499 new_replaceable_dependencies.
11501 2008-01-12 Doug Kwan <dougkwan@google.com>
11503 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
11504 instead of OPT_Wreturn_type in warning due to ignored return type
11506 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
11507 options included in -Wextra.
11508 * c.opt: New option -Wignored_qualifiers.
11509 * doc/invoke.texi (Warning Options, -Wextra): Add new option
11510 -Wignore_qualifiers.
11511 (-Wignored-qualifiers): Document.
11512 (-Wreturn-type): Remove description of functionality now handled
11513 by -Wignored-qualifiers.
11515 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
11518 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
11519 NOP_EXPR if it is between integral types with the same precision.
11521 2008-01-12 Jan Hubicka <jh@suse.cz>
11524 * invoke.texi (max-inline-recursive-depth): Fix default value.
11526 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
11528 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
11531 2008-01-11 Bob Wilson <bob.wilson@acm.org>
11533 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
11535 2008-01-11 James E. Wilson <wilson@specifix.com>
11538 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
11540 2008-01-11 Anatoly Sokolov <aesok@post.ru>
11542 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
11543 save/restore frame pointer register and don't use 'call-prologues'
11544 optimization in function with "OS_task" attribute.
11546 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
11548 PR middle-end/31309
11549 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
11550 when copying to memory.
11552 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
11554 PR rtl-optimization/30905
11555 * cfgcleanup.c: Include dce.h
11556 (crossjumps_occured): New global variable.
11557 (try_crossjump_bb): Exit loop after finding a fallthru edge.
11558 If something changed, set crossjumps_occured to true.
11559 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
11560 Don't add/remove fake edges to exit here...
11561 (cleanup_cfg): ...but do it here, when crossjumping.
11562 Run a fast DCE when successful crossjumps occured in the latest
11563 iteration of try_optimize_cfg.
11565 2008-01-11 Richard Guenther <rguenther@suse.de>
11567 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
11568 (struct vn_unary_op_s): Likewise.
11569 (vn_reference_insert): Free old reference on hash collision.
11571 2008-01-10 Raksit Ashok <raksit@google.com>
11573 PR rtl-optimization/27971
11574 * combine.c (find_split_point): Split PLUS expressions which are
11575 inside a MEM rtx, and whose first operand is complex.
11577 2008-01-10 DJ Delorie <dj@redhat.com>
11579 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
11580 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
11581 (m32c_hard_regno_ok): Call the underlying function.
11583 2008-01-10 Richard Guenther <rguenther@suse.de>
11585 PR middle-end/34683
11586 * tree-cfg.c (tree_merge_blocks): Do not go through the
11587 full-blown folding and stmt updating path if we just deal
11588 with virtual operands.
11589 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
11590 test for abnormal SSA_NAMEs.
11592 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
11594 PR middle-end/34641
11595 * reload.c (push_reload): Add assertions. All constants from
11596 reg_equiv_constant should have been used for replacing the respective
11598 (find_reloads_address): Invoke find_reloads_address_part for
11599 constant taken from the reg_equiv_constant array.
11601 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
11603 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
11604 field (valnum) the first in the struct. Replace bools with
11607 2008-01-10 Richard Guenther <rguenther@suse.de>
11609 PR tree-optimization/34651
11610 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
11611 types and ordering for masking and converting.
11613 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
11615 PR tree-optimization/34017
11616 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
11617 also for PHI_NODE expressions.
11619 2008-01-09 Jan Hubicka <jh@suse.cz>
11621 PR tree-optimization/34708
11622 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
11623 based on number of case labels.
11624 (init_inline_once): Remove switch_cost.
11625 * tree-inline.h (eni_weights_d): Remove switch_cost.
11627 2008-01-09 Richard Guenther <rguenther@suse.de>
11628 Andrew Pinski <andrew_pinski@playstation.sony.com>
11630 PR middle-end/30132
11631 * gimplify.c (gimplify_cond_expr): Do not create an addressable
11632 temporary if an rvalue is ok or an lvalue is not required.
11634 2008-01-09 Richard Guenther <rguenther@suse.de>
11636 PR middle-end/34458
11637 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
11638 adjust return type.
11640 2008-01-09 Richard Guenther <rguenther@suse.de>
11642 PR middle-end/34679
11643 * tree.c (host_integerp): Check for sizetype only if the
11644 type is an integer type.
11646 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
11649 * opts.c (decode_options): Disable inlining of functions called
11650 once if not in unit-at-a-time mode.
11652 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
11654 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
11656 2008-01-08 Richard Guenther <rguenther@suse.de>
11658 PR middle-end/31863
11659 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
11660 out early if the result will be unused.
11662 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
11667 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11668 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
11671 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
11673 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
11674 for vectorization tuned.
11676 2008-01-08 Richard Guenther <rguenther@suse.de>
11678 PR tree-optimization/34683
11679 * tree-ssa-operands.c (operand_build_cmp): Export.
11680 * tree-ssa-operands.h (operand_build_cmp): Declare.
11681 * tree-vn.c (vuses_compare): Remove.
11682 (sort_vuses): Use operand_build_cmp.
11683 (sort_vuses_heap): Likewise.
11684 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
11685 to re-use old VEC if available. Do not sort already sorted VUSEs.
11686 (vdefs_to_vec): Do not sort already sorted VDEFs.
11688 2008-01-08 Jakub Jelinek <jakub@redhat.com>
11690 PR middle-end/34694
11691 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
11693 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
11696 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
11697 limitations of reciprocal sequences on x86 targets.
11699 2008-01-08 Richard Guenther <rguenther@suse.de>
11701 PR tree-optimization/34683
11702 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
11704 2008-01-07 Jakub Jelinek <jakub@redhat.com>
11707 * config/darwin.c (darwin_mergeable_string_section): Don't use
11708 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
11710 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
11713 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
11714 negxf2. Macroize expander using X87MODEF mode iterator. Change
11715 predicates of op0 and op1 to register_operand.
11716 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
11717 expander using X87MODEF mode iterator. Change predicates of
11718 op0 and op1 to register_operand.
11719 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
11720 corresponding patterns and macroize using MODEF macro. Change
11721 predicates of op0 and op1 to register_operand and remove
11722 "m" constraint. Disparage "r" alternative with "!".
11723 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
11724 macroize using X87MODEF macro. Change predicates of op0 and op1
11725 to register_operand and remove "m" constraint. Disparage "r"
11726 alternative with "!".
11727 (absneg splitter with memory operands): Remove.
11728 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
11729 patterns and macroize using X87MODEF mode iterator.
11730 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
11731 Change predicate of op1 to register_operand.
11732 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
11733 for memory operands.
11735 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
11737 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
11739 2008-01-07 Richard Guenther <rguenther@suse.de>
11741 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
11744 2008-01-07 Richard Guenther <rguenther@suse.de>
11746 PR tree-optimization/34683
11747 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
11748 VOPs of the needed size to save memory. Use VEC_quick_push
11749 to save compile-time.
11750 (vdefs_to_vec): Likewise.
11752 2008-01-07 Sa Liu <saliu@de.ibm.com>
11754 * config/spu/spu.md (divdf3): Genetate inline code for double
11755 division. The implementation doesn't handle INF or NAN, therefore it
11756 only applies when -ffinite-math-only is given.
11758 2008-01-06 Paolo Carlini <pcarlini@suse.de>
11761 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
11762 * doc/cpp.texi ([Common Predefined Macros]): Document.
11764 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
11766 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
11767 order to use commutative addition instead of subtraction.
11769 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
11770 Mircea Namolaru <namolaru@il.ibm.com>
11771 Vladimir Yanovsky <yanov@il.ibm.com>
11772 Revital Eres <eres@il.ibm.com>
11774 PR tree-optimization/34263
11775 * tree-outof-ssa.c (process_single_block_loop_latch,
11776 contains_tree_r): New functions.
11777 (analyze_edges_for_bb): Call process_single_block_loop_latch
11778 function to empty single-basic-block latch block if possible.
11780 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11782 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
11784 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
11786 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
11788 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
11790 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
11792 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
11794 2008-01-05 Jakub Jelinek <jakub@redhat.com>
11796 PR tree-optimization/34618
11797 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
11800 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11803 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
11804 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
11805 Update copyright year.
11807 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
11808 Update copyright year.
11809 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
11812 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
11814 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
11815 edge does not point to current bb before changing need_assert.
11817 2008-01-04 Richard Guenther <rguenther@suse.de>
11819 PR middle-end/34029
11820 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
11821 for verifying purposes if they are is_gimple_min_invariant.
11823 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
11825 PR tree-optimization/34448
11826 PR tree-optimization/34465
11827 * gimplify.c (gimplify_init_constructor): Add new parameter
11828 notify_temp_creation. Use it.
11829 (gimplify_modify_expr_rhs): Take volatiles into account when
11830 optimizing constructors.
11831 Do not optimize constructors if gimplify_init_constructor will dump to
11833 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
11834 * gcc.c-torture/compile/pr34448.c: New.
11836 2008-01-04 Jakub Jelinek <jakub@redhat.com>
11838 PR gcov-profile/34609
11839 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
11840 return_slot if result is TREE_ADDRESSABLE.
11842 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
11844 * config/mips/mips.md (sqrt_condition): Tweak comment.
11845 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
11847 2008-01-03 Tom Tromey <tromey@redhat.com>
11850 * c-common.c (c_type_hash): Handle VLAs.
11852 2008-01-03 Jan Hubicka <jh@suse.cz>
11854 PR tree-optimization/31081
11855 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
11856 0 when inlining and not inlining to first basic block.
11857 (remap_decl): When var is initialized to 0, don't set default_def.
11858 (expand_call_inline): Set entry_bb.
11859 * tree-inline.h (copy_body_data): Add entry_bb.
11861 2008-01-03 Jakub Jelinek <jakub@redhat.com>
11864 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
11867 PR tree-optimization/29484
11868 * tree-inline.c (inline_forbidden_p_2): New function.
11869 (inline_forbidden_p): Disallow inlining if some static var
11870 has an address of a local LABEL_DECL in its initializer.
11871 * doc/extend.texi (Labels as Values): Document &&foo behaviour
11874 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
11876 PR tree-optimization/34635
11877 * tree-data-ref.c (add_other_self_distances): Make sure that the
11878 evolution step is constant.
11880 2008-01-03 Jakub Jelinek <jakub@redhat.com>
11882 PR middle-end/34608
11883 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
11885 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
11887 * tree-sra.c (scalarize_init): Insert the generate_element_init
11888 statements after the generate_element_zero statements.
11890 2008-01-02 Richard Guenther <rguenther@suse.de>
11892 PR middle-end/34093
11893 PR middle-end/31976
11894 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
11895 for very large number of operands instead of ICEing.
11897 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
11900 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
11901 while stack probing.
11903 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
11905 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
11908 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
11910 PR libmudflap/26442
11911 * tree-mudflap.c (mx_register_decls): Guard warning by
11912 !DECL_ARTIFICIAL check.
11914 2008-01-01 Jakub Jelinek <jakub@redhat.com>
11916 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
11917 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
11918 sse5_perm<mode>): Fix constraints.