1 2008-06-09 Arnaud Charlet <charlet@adacore.com
3 * doc/install.texi: Update requirements to build the Ada compiler.
5 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
7 * df-scan.c (struct df_scan_problem_data): Remove the
8 mw_link_pool alloc pool.
9 (df_scan_free_internal): Don't free it.
10 (df_scan_alloc): Don't allocate it.
11 * df.h (struct df_link): Update comment.
13 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
15 * except.h: Correct checks for when SJLJ exceptions must be used.
17 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
22 2008-06-08 Joseph Myers <joseph@codesourcery.com>
24 PR tree-optimization/36218
25 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
26 configure for the build system.
27 (BUILD_LDFLAGS): Define.
28 * configure: Regenerate.
29 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
31 2008-07-08 Anatoly Sokolov <aesok@post.ru>
34 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
35 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
36 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
38 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
40 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
42 2008-06-07 Joseph Myers <joseph@codesourcery.com>
44 * config.gcc (Obsolete configurations): Remove list of
46 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
47 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
48 targets matched by those patterns.
49 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
50 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
51 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
52 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
53 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
54 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
55 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
56 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
57 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
58 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
59 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
60 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
61 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
62 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
63 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
64 Make code for Solaris 7 and greater unconditional for Solaris.
65 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
66 Remove --with-* handling.
67 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
68 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
69 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
70 LINK_OS_WINDISS_SPEC): Remove.
71 * config/rs6000/sysv4.opt (mwindiss): Remove.
72 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
73 * configure: Regenerate.
74 * doc/cpp.texi: Don't mention BeOS.
75 * doc/extend.texi (interrupt): Don't mention MS1.
76 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
77 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
78 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
79 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
80 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
82 * doc/invoke.texi (MT Options): Remove.
84 (CRIS Options): Remove cris-axis-aout references.
85 (HPPA Options): Don't mention hppa1.1-*-pro.
86 * doc/md.texi: (MorphoTech family): Remove.
87 * libgcc2.c: Don't handle UWIN.
88 * config/alpha/t-unicosmk: Remove.
89 * config/alpha/unicosmk.h: Remove.
90 * config/arm/kaos-arm.h: Remove.
91 * config/arm/kaos-strongarm.h: Remove.
92 * config/arm/strongarm-coff.h: Remove.
93 * config/arm/strongarm-elf.h: Remove.
94 * config/arm/strongarm-pe.h: Remove.
95 * config/arm/t-strongarm-pe: Remove.
96 * config/arm/t-xscale-coff: Remove.
97 * config/arm/t-xscale-elf: Remove.
98 * config/arm/xscale-coff.h: Remove.
99 * config/arm/xscale-elf.h: Remove.
100 * config/chorus.h: Remove.
101 * config/cris/aout.h: Remove.
102 * config/cris/aout.opt: Remove.
103 * config/cris/t-aout: Remove.
104 * config/i386/beos-elf.h: Remove.
105 * config/i386/kaos-i386.h: Remove.
106 * config/i386/ptx4-i.h: Remove.
107 * config/i386/sco5.h: Remove.
108 * config/i386/sco5.opt: Remove.
109 * config/i386/sysv4-cpp.h: Remove.
110 * config/i386/sysv5.h: Remove.
111 * config/i386/t-beos: Remove.
112 * config/i386/t-sco5: Remove.
113 * config/i386/t-uwin: Remove.
114 * config/i386/uwin.asm: Remove.
115 * config/i386/uwin.h: Remove.
116 * config/kaos.h: Remove.
117 * config/mips/windiss.h: Remove.
118 * config/mt: Remove directory.
119 * config/pa/pa-osf.h: Remove.
120 * config/pa/pa-pro-end.h: Remove.
121 * config/pa/t-pro: Remove.
122 * config/ptx4.h: Remove.
123 * config/rs6000/beos.h: Remove.
124 * config/rs6000/kaos-ppc.h: Remove.
125 * config/rs6000/t-beos: Remove.
126 * config/rs6000/windiss.h: Remove.
127 * config/sh/kaos-sh.h: Remove.
128 * config/sol2-6.h: Remove.
129 * config/sparc/sol26-sld.h: Remove.
130 * config/sparc/sysv4-only.h: Remove.
131 * config/vax/bsd.h: Remove.
132 * config/vax/t-memfuncs: Remove.
133 * config/vax/ultrix.h: Remove.
134 * config/vax/vaxv.h: Remove.
135 * config/windiss.h: Remove.
137 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
139 PR rtl-optimization/36438
140 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
141 for vector shifts with constant scalar shift operands.
143 2008-06-06 Sandip Matte <sandip@rmicorp.com>
145 * doc/invoke.texi: Document -march=xlr.
146 * config/mips/xlr.md: New file.
147 * config/mips/mips.md: Include it.
149 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
150 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
151 (mips_rtx_cost_data): Likewise.
153 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
155 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
156 PRE_INC and PRE_DEC cases.
158 2008-06-06 Jakub Jelinek <jakub@redhat.com>
160 PR rtl-optimization/36419
161 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
162 the emitting jump insn.
165 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
166 is not bool, boolify the whole *expr_p and convert to the desired type.
168 2008-06-06 Jakub Jelinek <jakub@redhat.com>
170 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
171 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
172 Add omp_private_outer_ref hook, add another argument to
173 omp_clause_default_ctor hook.
174 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
175 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
176 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
177 hook_tree_tree_tree_tree_null.
178 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
179 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
180 * hooks.c (hook_tree_tree_tree_tree_null): New function.
181 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
182 * tree.def (OMP_TASK): New tree code.
183 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
184 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
185 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
186 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
187 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
188 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
189 OMP_CLAUSE_COLLAPSE_EXPR): Define.
190 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
191 (OMP_DIRECTIVE_P): Add OMP_TASK.
192 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
193 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
194 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
195 and OMP_CLAUSE_UNTIED entries.
196 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
198 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
199 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
200 * tree-pretty-print.c (dump_omp_clause): Handle
201 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
202 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
203 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
204 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
205 warning about unsigned iterators. Change decl/init/cond/incr
206 arguments to TREE_VECs, check arguments for all collapsed loops.
207 (c_finish_omp_taskwait): New function.
208 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
210 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
211 default_function_array_conversion on init. Add par_clauses argument.
212 If decl is present in parallel's lastprivate clause, change it to
213 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
214 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
215 collapse count in clauses.
216 (c_parser_omp_for, c_parser_omp_parallel): Adjust
217 c_parser_omp_for_loop callers.
218 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
219 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
220 (c_parser_omp_clause_name): Handle collapse and untied clauses.
221 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
223 (c_parser_omp_clause_schedule): Handle schedule(auto).
224 Include correct location in the error message.
225 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
226 and PRAGMA_OMP_CLAUSE_UNTIED.
227 (OMP_TASK_CLAUSE_MASK): Define.
228 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
229 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
230 * tree-nested.c (convert_nonlocal_omp_clauses,
231 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
232 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
233 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
234 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
236 (conver_nonlocal_reference, convert_local_reference,
237 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
238 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
239 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
240 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
241 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
242 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
243 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
244 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
245 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
247 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
248 * c-common.h (c_finish_omp_taskwait): New prototype.
249 * gimple-low.c (lower_stmt): Handle OMP_TASK.
250 * tree-parloops.c (create_parallel_loop): Create 1 entry
251 vectors for OMP_FOR_{INIT,COND,INCR}.
252 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
253 (make_edges): Handle OMP_TASK.
254 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
255 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
256 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
257 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
258 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
259 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
260 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
261 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
262 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
263 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
264 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
265 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
266 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
267 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
268 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
269 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
270 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
271 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
272 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
273 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
274 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
275 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
276 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
277 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
278 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
279 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
280 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
281 original iterator is present in lastprivate clause or if
282 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
283 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
284 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
285 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
286 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
287 if it is set, lookup var in outer contexts too. Handle
288 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
289 to be implicitly determined firstprivate for task regions.
290 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
291 if it is set, lookup var in outer contexts too. Set
292 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
293 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
294 OMP_CLAUSE_UNTIED. Take region_type as last argument
295 instead of in_parallel and in_combined_parallel.
296 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
298 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
299 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
300 (new_omp_context): Set default_kind to
301 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
302 (omp_region_type): New enum.
303 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
304 fields, add region_type.
305 (new_omp_context): Take region_type as argument instead of is_parallel
306 and is_combined_parallel.
307 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
308 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
309 ctx->is_combined_parallel checks.
310 (gimplify_omp_task): New function.
311 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
313 * omp-low.c (extract_omp_for_data): Use schedule(static)
314 for schedule(auto). Handle pointer and unsigned iterators.
315 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
316 Add loops argument. Extract data for collapsed OMP_FOR loops.
317 (expand_parallel_call): Assert sched_kind isn't auto,
318 map runtime schedule to index 3.
319 (struct omp_for_data_loop): New type.
320 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
321 Add loop, loops, collapse and iter_type fields.
322 (workshare_safe_to_combine_p): Disallow combined for if
323 iter_type is unsigned long long. Don't combine collapse > 1 loops
324 unless all bounds and steps are constant. Adjust extract_omp_for_data
326 (expand_omp_for_generic): Handle pointer, unsigned and long long
327 iterators. Handle collapsed OMP_FOR loops. Adjust
328 for struct omp_for_data changes. If libgomp function doesn't return
329 boolean_type_node, add comparison of the return value with 0.
330 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
331 pointer, unsigned and long long iterators. Adjust for struct
332 omp_for_data changes.
333 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
334 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
335 unsigned long long. Allocate loops array, pass it to
336 extract_omp_for_data. For collapse > 1 loops use always
337 expand_omp_for_generic.
338 (omp_context): Add sfield_map and srecord_type fields.
339 (is_task_ctx, lookup_sfield): New functions.
340 (use_pointer_for_field): Use is_task_ctx helper. Change first
341 argument's type from const_tree to tree. Clarify comment.
342 In OMP_TASK disallow copy-in/out sharing.
343 (build_sender_ref): Call lookup_sfield instead of lookup_field.
344 (install_var_field): Add mask argument. Populate both record_type
345 and srecord_type if needed.
346 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
348 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
349 and DECL_FIELD_OFFSET.
350 (scan_sharing_clauses): Adjust install_var_field callers. For
351 firstprivate clauses on explicit tasks allocate the var by value in
352 record_type unconditionally, rather than by reference.
353 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
354 Use is_taskreg_ctx instead of is_parallel_ctx.
355 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
356 (create_omp_child_function_name): Add task_copy argument, use
357 *_omp_cpyfn* names if it is true.
358 (create_omp_child_function): Add task_copy argument, if true create
359 *_omp_cpyfn* helper function.
360 (scan_omp_parallel): Adjust create_omp_child_function callers.
361 Rename parallel_nesting_level to taskreg_nesting_level.
362 (scan_omp_task): New function.
363 (lower_rec_input_clauses): Don't run constructors for firstprivate
364 explicit task vars which are initialized by *_omp_cpyfn*.
365 Pass outer var ref to omp_clause_default_ctor hook if
366 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
367 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
368 OMP_CLAUSE_REDUCTION_INIT.
369 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
370 avoid duplicate setting of fields. Handle
371 OMP_CLAUSE_PRIVATE_OUTER_REF.
372 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
373 copy-out if TREE_READONLY, only copy-in.
374 (expand_task_copyfn): New function.
375 (expand_task_call): New function.
376 (struct omp_taskcopy_context): New type.
377 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
379 (lower_omp_parallel): Rename to...
380 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
381 Call create_task_copyfn if srecord_type is needed. Adjust
383 (task_shared_vars): New variable.
384 (check_omp_nesting_restrictions): Warn if work-sharing,
385 barrier, master or ordered region is closely nested inside OMP_TASK.
386 Add warnings for barrier if closely nested inside of work-sharing,
387 ordered, or master region.
388 (scan_omp_1): Call check_omp_nesting_restrictions even for
389 GOMP_barrier calls. Rename parallel_nesting_level to
390 taskreg_nesting_level. Handle OMP_TASK.
391 (lower_lastprivate_clauses): Even if some lastprivate is found on a
392 work-sharing construct, continue looking for them on parent parallel
394 (lower_omp_for_lastprivate): Add lastprivate clauses
395 to the beginning of dlist rather than end. Adjust for struct
396 omp_for_data changes.
397 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
398 not after it. Handle collapsed OMP_FOR loops, adjust for
399 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
400 (get_ws_args_for): Adjust extract_omp_for_data caller.
401 (scan_omp_for): Handle collapsed OMP_FOR
402 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
403 (lower_omp_single_simple): If libgomp function doesn't return
404 boolean_type_node, add comparison of the return value with 0.
405 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
406 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
407 (parallel_nesting_level): Rename to...
408 (taskreg_nesting_level): ... this.
409 (is_taskreg_ctx): New function.
410 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
412 (execute_lower_omp): Rename parallel_nesting_level to
413 taskreg_nesting_level.
414 (expand_omp_parallel): Rename to...
415 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
416 Call omp_task_call for OMP_TASK regions.
417 (expand_omp): Adjust caller, handle OMP_TASK.
418 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
420 * bitmap.c (bitmap_default_obstack_depth): New variable.
421 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
422 if argument is NULL and bitmap_default_obstack is already initialized.
423 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
425 * matrix-reorg.c (matrix_reorg): Likewise.
427 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
429 * config/i386/i386.md (*indirect_jump): Macroize using P
430 mode iterator. Remove !TARGET_64BIT from insn constraints.
431 (*tablejump_1): Ditto.
432 (*indirect_jump_rex64): Remove insn pattern.
433 (*tablejump_1_rex64): Ditto.
434 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
435 and eh_return_si insn patterns.
437 2008-06-06 Richard Guenther <rguenther@suse.de>
439 * tree-ssa-structalias.c (merge_smts_into): Remove.
440 (find_what_p_points_to): Do not bother to compute the
441 points-to set for pt_anything pointers.
442 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
443 for pt_anything pointers is ok.
445 2008-06-06 Jan Hubicka <jh@suse.cz>
447 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
449 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
451 * cgraph.c: Fix typos in comments.
452 (cgraph_availability_names): Fix string typo.
453 * fold-const.c: Fix typos in comments.
454 (fold_binary): Fix typo in warning.
455 * genautomata.c: Fix typos in comments.
456 (check_presence_pattern_sets): Fix typo in local variable.
457 (output_description): Fix typo in output.
458 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
460 * matrix-reorg.c (check_allocation_function): Likewise.
461 * omega.c (smooth_weird_equations): Likewise.
462 * auto-inc-dec.c: Fix typos in comments.
463 * bb-reorder.c: Likewise.
464 * builtins.c: Likewise.
465 * c-common.c: Likewise.
466 * c-cppbuiltin.c: Likewise.
467 * c-parser.c: Likewise.
468 * c-pretty-print.c: Likewise.
469 * cfgcleanup.c: Likewise.
470 * cfgexpand.c: Likewise.
471 * cfghooks.c: Likewise.
472 * cfglayout.c: Likewise.
473 * cfgloopmanip.c: Likewise.
474 * cgraphunit.c: Likewise.
475 * coverage.c: Likewise.
476 * dbxout.c: Likewise.
477 * df-byte-scan.c: Likewise.
478 * df-core.c: Likewise.
479 * df-problems.c: Likewise.
480 * df-scan.c: Likewise.
482 * dominance.c: Likewise.
483 * domwalk.c: Likewise.
485 * dwarf2out.c: Likewise.
486 * emit-rtl.c: Likewise.
487 * et-forest.c: Likewise.
488 * function.c: Likewise.
489 * function.h: Likewise.
491 * gcov-io.c: Likewise.
494 * genattrtab.c: Likewise.
495 * ggc-page.c: Likewise.
496 * gimplify.c: Likewise.
497 * gthr-lynx.h: Likewise.
498 * haifa-sched.c: Likewise.
499 * ipa-cp.c: Likewise.
500 * ipa-inline.c: Likewise.
501 * ipa-prop.h: Likewise.
502 * ipa-pure-const.c: Likewise.
503 * ipa-struct-reorg.c: Likewise.
504 * ipa-struct-reorg.h: Likewise.
505 * ipa-type-escape.c: Likewise.
507 * loop-doloop.c: Likewise.
508 * mips-tfile.c: Likewise.
509 * mkmap-flat.awk: Likewise.
510 * mkmap-symver.awk: Likewise.
511 * modulo-sched.c: Likewise.
512 * omp-low.c: Likewise.
513 * optabs.c: Likewise.
514 * optabs.h: Likewise.
516 * passes.c: Likewise.
517 * postreload-gcse.c: Likewise.
518 * postreload.c: Likewise.
519 * predict.c: Likewise.
520 * pretty-print.h: Likewise.
521 * profile.c: Likewise.
522 * protoize.c: Likewise.
523 * ra-conflict.c: Likewise.
526 * regclass.c: Likewise.
528 * reload.c: Likewise.
529 * rtl-error.c: Likewise.
530 * rtlanal.c: Likewise.
532 * sched-rgn.c: Likewise.
535 * target.h: Likewise.
536 * tree-dfa.c: Likewise.
537 * tree-eh.c: Likewise.
538 * tree-flow-inline.h: Likewise.
539 * tree-inline.c: Likewise.
540 * tree-into-ssa.c: Likewise.
541 * tree-loop-distribution.c: Likewise.
542 * tree-nested.c: Likewise.
543 * tree-parloops.c: Likewise.
544 * tree-pass.h: Likewise.
545 * tree-pretty-print.c: Likewise.
546 * tree-profile.c: Likewise.
547 * tree-scalar-evolution.c: Likewise.
548 * tree-sra.c: Likewise.
549 * tree-ssa-alias-warnings.c: Likewise.
550 * tree-ssa-ccp.c: Likewise.
551 * tree-ssa-coalesce.c: Likewise.
552 * tree-ssa-dom.c: Likewise.
553 * tree-ssa-dse.c: Likewise.
554 * tree-ssa-forwprop.c: Likewise.
555 * tree-ssa-live.c: Likewise.
556 * tree-ssa-live.h: Likewise.
557 * tree-ssa-loop-im.c: Likewise.
558 * tree-ssa-loop-ivopts.c: Likewise.
559 * tree-ssa-loop-niter.c: Likewise.
560 * tree-ssa-loop-prefetch.c: Likewise.
561 * tree-ssa-phiopt.c: Likewise.
562 * tree-ssa-phiprop.c: Likewise.
563 * tree-ssa-sccvn.c: Likewise.
564 * tree-ssa-ter.c: Likewise.
565 * tree-ssa-threadupdate.c: Likewise.
566 * tree-ssa.c: Likewise.
567 * tree-vect-analyze.c: Likewise.
568 * tree-vect-transform.c: Likewise.
569 * tree-vectorizer.c: Likewise.
570 * tree-vn.c: Likewise.
571 * tree-vrp.c: Likewise.
573 * tree.def: Likewise.
575 * unwind-dw2-fde.c: Likewise.
576 * unwind.inc: Likewise.
577 * value-prof.c: Likewise.
578 * vmsdbgout.c: Likewise.
580 2008-06-05 David Edelsohn <edelsohn@gnu.org>
582 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
583 always place FP constants in the TOC for TARGET_POWERPC64.
584 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
586 2008-06-05 Joseph Myers <joseph@codesourcery.com>
588 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
589 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
590 enable for TARGET_E500_DOUBLE.
591 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
592 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
593 floating-point modes like integer modes for E500 double.
594 (rs6000_legitimate_offset_address_p): Likewise.
595 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
596 addressing for DDmode for E500 double.
597 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
598 modes as using 64-bits of registers for E500 double.
599 (spe_build_register_parallel): Do not handle DDmode or TDmode.
600 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
601 specially for E500 double.
602 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
603 TDmode for E500 double.
604 (rs6000_gimplify_va_arg): Only handle SDmode in registers
605 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
606 (rs6000_split_multireg_move): Do not handle TDmode specially for
608 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
609 using 64-bit registers for E500 double.
610 (emit_frame_save): Do not handle DDmode specially for E500 double.
611 (gen_frame_mem_offset): Likewise.
612 (rs6000_function_value): Do not call spe_build_register_parallel
613 for DDmode or TDmode.
614 (rs6000_libcall_value): Likewise.
615 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
616 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
619 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
621 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
624 2008-06-04 Junjie Gu <jgu@tensilica.com>
626 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
627 comparison for frame pointers.
629 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
632 * config/avr/avr.h (PUSH_ROUNDING): Remove.
634 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
637 * builtins.c (expand_builtin_signbit): Don't take lowpart when
638 register is already smaller or equal to required mode.
640 2008-06-04 Xinliang David Li <davidxl@google.com>
642 * tree-call-cdce.c: New file.
643 (cond_dead_built_in_calls): New static variable.
644 (input_domain): New struct.
645 (check_pow): New function.
646 (check_builtin_call): Ditto.
647 (check_target_format): Ditto.
648 (is_call_dce_candidate): Ditto.
649 (gen_one_condition): Ditto.
650 (gen_conditions_for_domain): Ditto.
652 (gen_conditions_for_pow_cst_base): Ditto.
653 (gen_conditions_for_pow_int_base): Ditto.
654 (gen_conditions_for_pow): Ditto.
655 (get_no_error_domain): Ditto.
656 (gen_shrink_wrap_conditions): Ditto.
657 (shrink_wrap_one_built_in_call): Ditto.
658 (shink_wrap_conditional_dead_built_in_calls): Ditto.
659 (tree_call_cdce): Ditto.
660 (gate_call_cdce): Ditto.
661 (pass_call_cdce): New gimple pass.
662 * passes.c: (init_optimization_passes): New pass.
663 * tree-pass.h: New pass declaration.
664 * opts.c (decode_options): New flag setting.
665 * common.opt: Add -ftree-builtin-call-dce flag.
666 * Makefile.in: Add new source file.
667 * tempvar.def: New tv_id.
668 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
670 2008-06-04 Richard Guenther <rguenther@suse.de>
672 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
673 (is_call_clobbered): Always check var_ann->call_clobbered.
674 (mark_call_clobbered): Always set var_ann->call_clobbered.
675 (clear_call_clobbered): Always clear var_ann->call_clobbered.
676 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
677 (reset_alias_info): Clear call clobbering info on MTAGs and
679 (set_pt_anything): Set pt_global_mem.
680 (create_tag_raw): Adjust comment.
681 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
683 2008-06-04 Joseph Myers <joseph@codesourcery.com>
684 Maxim Kuvyrkov <maxim@codesourcery.com>
686 * config/m68k/m68k.opt (mxgot): New option.
687 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
688 (m68k_output_addr_const_extra): New.
689 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
690 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
691 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
692 * doc/invoke.texi (M680x0 Options): Document -mxgot.
694 2008-06-04 Richard Guenther <rguenther@suse.de>
696 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
697 negative or non-representable offsets.
699 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
701 * config/i386/i386.c (ix86_gen_leave): New.
702 (ix86_gen_pop1): Likewise.
703 (ix86_gen_add3): Likewise.
704 (ix86_gen_sub3): Likewise.
705 (ix86_gen_sub3_carry): Likewise.
706 (ix86_gen_one_cmpl2): Likewise.
707 (ix86_gen_monitor): Likewise.
708 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
709 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
710 ix86_gen_one_cmpl2 and ix86_gen_monitor.
711 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
712 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
713 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
714 (ix86_expand_epilogue): Updated.
715 (print_operand): Handle integer register operand for 'z'.
716 (ix86_expand_strlensi_unroll_1): Likewise.
717 (ix86_expand_strlen): Likewise.
718 (ix86_expand_builtin): Likewise.
719 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
720 mov{q}/mov{l} and add{q}/add{l}.
722 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
724 * config/i386/i386.md (P): New mode iterator.
725 (SFmode push_operand splitter): Macroize DImode and SImode pushes
726 using P mode iterator.
727 (DFmode push_operand splitter): Ditto.
728 (XFmode push_operand splitter): Ditto.
729 (DFmode float_extend SFmode push_operand splitter): Ditto.
730 (XFmode float_extend SFmode push_operand splitter): Do not generate
731 SImode pushes for 64bit target. Macroize Dimode and SImode
732 pushes using P mode iterator.
733 (XFmode float_extend DFmode push_operand splitter): Ditto.
735 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
737 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
738 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
739 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
741 (ix86_call_abi_override): Remove check for call_used_regs.
743 2008-06-03 Richard Guenther <rguenther@suse.de>
745 * tree-ssa-structalias.c (find_func_aliases): Add constraints
746 for the lhs of calls if the return type contains pointers.
748 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
750 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
751 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
752 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
753 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
754 of cfun and DEFAULT_ABI to deceide abi mode.
756 (REG_PARM_STACK_SPACE): Removed.
757 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
758 (STACK_BOUNDARY): Use default target to deceide stack boundary.
759 * config/i386/i386-protos.h (ix86_cfun_abi): New.
760 (ix86_function_abi): Likewise.
761 (ix86_function_type_abi): Likewise.
762 (ix86_call_abi_override): Likewise.
763 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
764 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
765 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
766 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
768 (X86_64_REGPARM_MAX): New.
769 (X86_64_SSE_REGPARM_MAX): New.
770 (X64_REGPARM_MAX): New.
771 (X64_SSE_REGPARM_MAX): New.
772 (X86_32_REGPARM_MAX): New.
773 (X86_32_SSE_REGPARM_MAX): New.
774 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
775 (ix86_function_regparm): Handle user calling abi.
776 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
777 by DEFAULT_ABI versus SYSV_ABI check.
778 (ix86_reg_parm_stack_space): New.
779 (ix86_function_type_abi): New.
780 (ix86_call_abi_override): New.
781 (ix86_function_abi): New.
782 (ix86_cfun_abi): New.
783 (init_cumulative_args): Call abi specific initialization.
784 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
785 (function_arg_64): Extend SSE_REGPARM_MAX check.
786 (function_arg (): Remove TARGET_64BIT_MS_ABI.
787 (ix86_pass_by_reference): Likewise.
788 (ix86_function_value_regno_p): Likewise.
789 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
790 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
791 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
792 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
793 (setup_incoming_varargs_64): Adjust regparm for call abi.
794 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
795 (ix86_va_start): Likewise.
796 (ix86_gimplify_va_arg): Likewise.
797 (ix86_expand_prologue): Likewise.
798 (output_pic_addr_const): Likewise.
799 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
800 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
801 (x86_output_mi_thunk): Likewise.
802 (x86_function_profiler): Likewise.
803 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
804 (SYSV_ABI, MS_ABI): New constants.
806 (init_regs): Add prototype of function in regclass.c file.
807 (OVERRIDE_ABI_FORMAT): New.
808 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
809 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
810 (OUTGOING_REG_PARM_STACK_SPACE): New.
811 (ix86_reg_parm_stack_space): New prototype.
812 (CUMULATIVE_ARGS): Add call_abi member.
813 (machine_function): Add call_abi member.
814 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
815 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
817 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
820 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
821 (avr_builtin_setjmp_frame_value): New function.
822 * config/avr/avr.md (nonlocal_goto_receiver): Define.
823 (nonlocal_goto): Define.
825 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
827 * config/mips/mips.c (mips_emit_loadgp): Return early if
828 there is nothing do to, otherwise emit a blockage if
829 !TARGET_EXPLICIT_RELOCS || crtl->profile.
830 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
832 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
834 * configure.ac: Drop unneeded backslash ending up in config.in.
835 * acinclude.m4: Likewise.
836 * config.in: Regenerate.
838 2008-05-26 Jan Hubicka <jh@suse.cz>
840 * predict.c (maybe_hot_frequency_p): Break out of...
841 (maybe_hot_bb_p): ... here.
842 (maybe_hot_edge_p): New.
843 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
844 * basic-block.h (maybe_hot_edge_p): Declare.
846 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
848 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
849 (*cmpfp_<mode>_cc): Ditto.
850 (*fp_jcc_8<mode>_387): Ditto.
851 (*fop_<MODEF:mode>_2_i387): Ditto.
852 (*fop_<MODEF:mode>_3_i387): Ditto.
853 (*fop_xf_2_i387): Ditto.
854 (*fop_xf_3_i387): Ditto.
856 2008-06-02 Tomas Bily <tbily@suse.cz>
858 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
860 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
862 * config/mips/mips.c (mips_valid_offset_p): New function.
863 (mips_valid_lo_sum_p): Likewise.
864 (mips_classify_address): Use them.
865 (mips_force_address): New function.
866 (mips_legitimize_address): Use it.
867 * config/mips/mips.md (MOVE128): New mode iterator.
868 (movtf): Require TARGET_64BIT. Remove empty strings.
869 (*movtf_internal): Rename to...
870 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
871 of "R" and use {,fp}{load,store} attributes instead of "multi".
872 Use a separate define_split.
873 (*movtf_mips16): New pattern.
875 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
877 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
878 * config/mips/mips.c (mips_expand_before_return): New function.
879 (mips_expand_epilogue): Call it.
880 * config/mips/mips.md (return): Turn into a define_expand.
883 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
885 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
886 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
887 functions. Do not emit uses and clobbers of CONCATs; individually
888 use and clobber their operands.
889 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
890 gen_clobber, emit_use and gen_use.
891 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
892 (expand_builtin_return): Likewise.
893 * cfgbuild.c (count_basic_blocks): Likewise.
894 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
895 * explow.c (emit_stack_restore): Likewise.
896 * expmed.c (extract_bit_field_1): Likewise.
897 * expr.c (convert_move, emit_move_complex_parts): Likewise.
898 (emit_move_multi_word, store_constructor): Likewise.
899 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
900 (thread_prologue_and_epilogue_insns): Likewise.
901 * lower-subreg.c (resolve_simple_move): Likewise.
902 * optabs.c (widen_operand, expand_binop): Likewise.
903 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
904 * reload.c (find_reloads): Likewise.
905 * reload1.c (eliminate_regs_in_insn): Likewise.
906 * stmt.c (expand_nl_goto_receiver): Likewise.
907 * config/alpha/alpha.md (builtin_longjmp): Likewise.
908 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
909 * config/arm/arm.c (arm_load_pic_register): Likewise.
910 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
911 * config/arm/arm.md (untyped_return): Likewise.
912 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
913 * config/avr/avr.c (expand_prologue): Likewise.
914 * config/bfin/bfin.c (do_unlink): Likewise.
915 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
916 * config/cris/cris.c (cris_expand_prologue): Likewise.
917 * config/darwin.c (machopic_indirect_data_reference): Likewise.
918 (machopic_legitimize_pic_address): Likewise.
919 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
920 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
921 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
922 (ix86_expand_convert_uns_didf_sse): Likewise.
923 (ix86_expand_vector_init_general): Likewise.
924 * config/ia64/ia64.md (eh_epilogue): Likewise.
925 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
926 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
927 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
928 (config/iq2000/iq2000.c): Likewise.
929 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
930 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
931 (builtin_longjmp): Likewise.
932 * config/mn10300/mn10300.md (call, call_value): Likewise.
933 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
934 * config/pdp11/pdp11.md (abshi2): Likewise.
935 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
936 * config/s390/s390.c (s390_emit_prologue): Likewise.
937 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
938 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
939 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
940 * config/sh/sh.c (prepare_move_operands): Likewise.
941 (output_stack_adjust, sh_expand_epilogue): Likewise.
942 (sh_set_return_address, sh_expand_t_scc): Likewise.
943 * config/sparc/sparc.c (load_pic_register): Likewise.
944 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
945 * config/spu/spu.c (spu_expand_epilogue): Likewise.
946 * config/v850/v850.c (expand_epilogue): Likewise.
948 2008-05-31 Anatoly Sokolov <aesok@post.ru>
950 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
951 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
952 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
953 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
954 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
955 stack pointer register.
956 (output_movhi): Remove code for interrupt specific writing to the
957 stack pointer register.
959 2008-05-31 Richard Guenther <rguenther@suse.de>
961 PR tree-optimization/34244
962 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
963 (tree_expr_nonzero_warnv_p): Likewise.
964 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
965 ssa_name_nonnegative_p.
966 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
967 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
968 not tree_expr_nonzero_warnv_p.
970 PR tree-optimization/36262
972 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
974 PR tree-optimization/34244
975 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
976 (record_numbers_of_iterations): New function.
977 (execute_vrp): Cache the numbers of iterations of loops.
978 * tree-scalar-evolution.c (scev_reset_except_niters):
980 (scev_reset): Use scev_reset_except_niters.
981 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
983 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
985 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
986 __WORKAROUND_RETS when appropriate.
988 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
990 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
991 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
993 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
994 *fop_df_comm_sse insn patterns using MODEF mode iterator.
995 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
996 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
997 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
998 *fop_df_1_mixed insn patterns using MODEF mode iterator.
999 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
1000 *fop_df_1_sse insn patterns using MODEF mode iterator.
1001 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
1002 *fop_df_1_i387 insn patterns using MODEF mode iterator.
1003 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
1004 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
1005 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
1006 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
1007 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
1008 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
1009 (*fop_xf_4_i387): Use <MODE> for mode attribute.
1010 (*fop_xf_5_i387): Ditto.
1011 (*fop_xf_6_i387): Ditto.
1013 2008-05-30 Richard Guenther <rguenther@suse.de>
1015 * builtins.c (build_string_literal): Avoid generating
1016 a non-gimple_val result.
1018 2008-05-30 DJ Delorie <dj@redhat.com>
1020 * exec-tool.in: Use an environment variable (private) instead of a
1021 file (shared) as a semaphore, so as to not break parallel builds.
1023 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
1025 * optabs.c (maybe_encapsulate_block): Remove.
1026 (emit_libcall_block): Adjust accordingly.
1027 * optabs.h (maybe_encapsulate_block): Remove prototype.
1029 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
1030 Don't use maybe_encapsulate_block.
1032 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
1034 * config/rs6000/rs6000.c (rs6000_legitimize_address,
1035 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
1036 rtx is a SYMBOL_REF before calling get_pool_constant.
1038 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
1040 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
1042 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
1044 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
1045 rather than OS names to choose INO_T_EQ definition.
1046 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
1047 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
1049 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
1052 * config/darwin-f.c: New.
1053 * config/t-darwin: Added rule to build darwin-f.o.
1054 * config.gcc: Defined new variable, fortran_target_objs.
1055 (*-*-darwin*): Set fortran_target_objs.
1056 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
1057 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
1058 * configure: Regenerated.
1060 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
1063 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
1064 canonical type if needed.
1066 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
1068 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
1070 2008-05-29 Richard Guenther <rguenther@suse.de>
1072 PR tree-optimization/36343
1073 PR tree-optimization/36346
1074 PR tree-optimization/36347
1075 * tree-flow.h (clobber_what_p_points_to): Declare.
1076 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
1077 pointed-to variable is dereferenced is irrelevant to whether
1078 the pointer can access the pointed-to variable.
1079 (clobber_what_p_points_to): New function.
1080 * tree-ssa-alias.c (set_initial_properties): Use it.
1081 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
1082 call clobber check for NMTs.
1084 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1086 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
1087 for printing gcov_type.
1089 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1091 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
1092 and the eh region information.
1093 * value-prof.c (gimple_move_stmt_histograms): New function.
1094 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
1096 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
1098 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
1100 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1102 * value-prof.c (tree_ic_transform): Print counts.
1103 * tree-profile.c (tree_gen_ic_func_profiler):
1104 Clear __gcov_indreict_call_callee variable to avoid misattribution
1107 2008-05-28 Rafael Espindola <espindola@google.com>
1109 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
1112 2008-05-28 Richard Guenther <rguenther@suse.de>
1114 PR tree-optimization/36339
1115 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
1116 and clobbering code out of the loop.
1118 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1120 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
1123 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
1124 s390_contiguous_bitmask_p, s390_symref_operand_p,
1125 s390_check_symref_alignment, s390_reload_larl_operand,
1126 s390_reload_symref_address): New functions.
1127 (s390_branch_condition_mnemonic): Support compare and branch
1129 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
1130 and 'W' constraints.
1131 (s390_secondary_reload): Add secondary reloads for unaligned
1132 symbol refs or symbol refs to floating point or QI/TI mode
1134 (legitimate_address_p): Accept symbol references as addresses.
1135 (s390_expand_insv): Use rotate and insert selected bits
1136 instruction for insv when building for z10.
1137 (print_operand_address): Handle symbol ref addresses.
1138 (print_operand): Output modifier 'c' added for signed byte values.
1139 (s390_encode_section_info): Mark symbol refs with
1140 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
1142 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
1143 (length attribute): RRF, RRR have 4 byte length.
1144 (FPALL, INTALL): New mode iterators added.
1145 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
1146 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
1147 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
1148 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
1149 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
1150 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
1151 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
1152 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
1154 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
1155 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
1156 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
1157 reload<INTALL:mode><P:mode>_toreg_z10,
1158 reload<FPALL:mode><P:mode>_tomem_z10,
1159 reload<FPALL:mode><P:mode>_toreg_z10,
1160 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
1161 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
1162 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
1163 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
1165 (movmem, clrmem, cmpmem): New splitters added.
1167 * config/s390/predicates.md (larl_operand): Use
1168 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
1169 SYMBOL_REF_ALIGN1_P.
1170 (s390_signed_integer_comparison,
1171 s390_unsigned_integer_comparison): New predicates.
1173 * config/s390/s390-protos.h (s390_check_symref_alignment,
1174 s390_contiguous_bitmask_p, s390_reload_larl_operand,
1175 s390_reload_symref_address,
1176 s390_compare_and_branch_condition_mask): Prototypes added.
1178 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
1179 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
1180 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
1182 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1184 * config/s390/s390.c (z10_cost): New cost function for z10.
1185 (s390_handle_arch_option, override_options): Support -march=z10 switch.
1186 (s390_issue_rate): Adjust issue rate for z10.
1187 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
1188 (processor_flags): Add PF_Z10.
1189 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
1190 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
1191 * gcc/config.gcc: Add z10.
1193 2008-05-28 Richard Guenther <rguenther@suse.de>
1195 PR tree-optimization/36291
1196 * tree-flow. h (struct gimple_df): Remove var_anns member.
1197 * tree-flow-inline.h (gimple_var_anns): Remove.
1198 (var_ann): Simplify.
1199 * tree-dfa.c (create_var_ann): Simplify.
1200 (remove_referenced_var): Clear alias info from var_anns of globals.
1201 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
1202 (delete_tree_ssa): Clear alias info from var_anns of globals.
1203 Do not free var_anns.
1204 (var_ann_eq): Remove.
1205 (var_ann_hash): Likewise.
1207 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
1209 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
1210 and loongson2f entries.
1211 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
1212 * config/mips/mips.h (processor_type): Add Loongson-2E
1213 and Loongson-2F entries.
1214 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
1215 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
1216 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
1217 * doc/invoke.texi (MIPS Options): Document loongson2e
1218 and loongson2f processor names.
1220 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1224 * config/i386/i386.c (ix86_function_arg_boundary): Use
1225 alignment of canonical type.
1226 (ix86_expand_vector_move): Check unaligned memory access for
1229 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1231 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
1232 Moved to the front of file.
1234 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
1235 H.J. Lu <hongjiu.lu@intel.com>
1237 * dwarf2out.c (current_fde): New.
1239 (lookup_cfa:): Likewise.
1240 (dwarf2out_end_epilogue): Likewise.
1241 (dwarf2out_note_section_used): Likewise.
1243 2008-05-27 Michael Matz <matz@suse.de>
1246 * c.opt (Wenum-compare): New warning option.
1247 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
1249 2008-05-27 Michael Matz <matz@suse.de>
1252 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
1254 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
1255 into memory as tail calls.
1257 2008-05-27 Richard Guenther <rguenther@suse.de>
1259 PR tree-optimization/36339
1260 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
1261 pointers cause all addressable variables to be call clobbered.
1263 2008-05-27 Richard Guenther <rguenther@suse.de>
1265 PR tree-optimization/36245
1266 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
1268 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1270 * config/s390/s390.md: Replace all occurences of the 'm'
1271 constraint with 'RT'.
1273 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1275 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
1277 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
1279 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
1280 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
1281 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
1283 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1285 * reload.c: (find_reloads): Skip alternatives according to the
1286 "enabled" attribute. Constify the constraint variable.
1287 * recog.c (get_attr_enabled): Add default implementation.
1288 (extract_insn): Set the alternative_enabled_p array
1289 in the recog_data struct.
1290 (preprocess_constraints, constrain_operands): Skip
1291 alternatives according to the "enabled" attribute
1292 * recog.h (struct recog_data): New field alternative_enabled_p.
1293 (skip_alternative): New inline function.
1294 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
1295 (record_reg_classes): Skip alternative according to the
1296 "enabled" attribute.
1298 * doc/md.texi: Add documention for the "enabled" attribute.
1300 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1302 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
1303 * postreload.c (reload_cse_simplify_operands): Replace 'm'
1304 constraint with TARGET_MEM_CONSTRAINT.
1305 * recog.c (asm_operand_ok, preprocess_constraints,
1306 constrain_operands): Likewise.
1307 * regclass.c (record_reg_classes): Likewise.
1308 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
1309 * reload1.c (maybe_fix_stack_asms): Likewise.
1310 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
1311 * recog.h: Adjust comment.
1312 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
1313 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
1314 * doc/md.texi: Add a note to description of 'm' constraint.
1315 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
1317 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
1319 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
1320 that the bitfield is of integral type before testing its precision.
1322 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1323 Sa Liu <saliu@de.ibm.com>
1325 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
1326 __modti3, __udivti3, __umodti3 and __udivmodti4.
1327 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
1328 that implement TImode mul and div functions.
1329 * config/spu/multi3.c: New. Implement __multi3.
1330 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
1331 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
1334 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
1336 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
1337 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
1338 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
1339 tls_sysv_suffix): New mode and mode attribute iterators.
1340 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
1341 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
1342 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
1343 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
1344 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
1347 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
1349 PR tree-optimization/36329
1350 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
1351 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
1352 * cgraphbuild.c (initialize_inline_failed): Use the latter
1353 macro in lieu of the former.
1354 * ipa-inline.c (cgraph_mark_inline): Likewise.
1355 (cgraph_decide_inlining_of_small_function): Likewise.
1356 (cgraph_decide_inlining): Likewise.
1357 (cgraph_decide_inlining_incrementally): Likewise.
1359 2008-05-26 Tristan Gingold <gingold@adacore.com>
1360 Anatoly Sokolov <aesok@post.ru>
1362 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
1363 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
1364 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
1365 optimization for 'avr6' architecture.
1367 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
1370 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
1372 2008-05-26 Richard Guenther <rguenther@suse.de>
1374 * tree-ssa-sccvn.c (expr_has_constants): Declare.
1375 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
1377 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
1380 * caller-save.c (insert_restore): Verify alignment of spill space.
1381 (insert_save): Likewise.
1382 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
1383 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
1384 (STACK_SLOT_ALIGNMENT): Likewise.
1385 * function.c (LOCAL_ALIGNMENT): Removed.
1386 (get_stack_local_alignment): New.
1387 (assign_stack_local): Use it. Set alignment on stack slot.
1388 (assign_stack_temp_for_type): Use get_stack_local_alignment.
1389 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
1390 (STACK_SLOT_ALIGNMENT): New.
1391 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
1392 stack slot in XFmode.
1394 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
1396 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
1399 * config/i386/i386.md (allocate_stack_worker_64): Make sure
1400 argument operand in rax isn't removed.
1402 2008-05-26 Richard Guenther <rguenther@suse.de>
1405 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
1406 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
1408 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1411 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
1413 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
1415 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
1416 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
1418 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
1420 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
1421 build a trampoline if we don't want one.
1422 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
1423 return zero for nested functions if we don't want a trampoline.
1425 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1427 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
1429 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1432 * c.opt: Removed undocumented option '-lang-fortran'.
1433 * c-common.h: Removed global variable 'lang_fortran'.
1434 * c-opts.c (c_common_handle_option): Removed code to handle
1435 option '-lang-fortran'. Updated includes.
1436 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
1437 definition of '__GFORTRAN__'.
1438 (define__GNUC__): Reimplemented to use BASEVER and
1439 cpp_define_formatted.
1440 (builtin_define_with_value_n): Removed.
1441 * c-incpath.h: Renamed to ...
1442 * incpath.h: ... this.
1443 * c-incpath.c: Renamed to ...
1444 * incpath.c: ... this. Updated includes.
1445 * fix-header.c: Updated includes.
1446 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
1447 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
1448 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
1450 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
1452 * tree.h: Update the table of flags used on tree nodes.
1453 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
1454 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
1455 (FORCED_LABEL): Add access check.
1456 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
1457 (ASM_INPUT_P): Likewise.
1458 (ASM_VOLATILE_P): Likewise.
1459 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
1460 (OMP_SECTION_LAST): Access private_flag directly.
1461 (OMP_RETURN_NOWAIT): Likewise.
1462 (OMP_PARALLEL_COMBINED): Likewise.
1463 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
1464 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
1465 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
1466 deprecated_flag directly.
1468 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
1470 * final.c (frame_pointer_needed): Removed.
1471 * flags.h (frame_pointer_needed): Likewise.
1473 * function.h (rtl_data): Add frame_pointer_needed.
1474 (frame_pointer_needed): New.
1476 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
1478 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
1480 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
1482 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
1485 2008-05-25 Alan Modra <amodra@bigpond.net.au>
1487 * c-common.c (strip_array_types): Move function to..
1489 (get_inner_array_type): Delete.
1490 * c-common.h (strip_array_types): Move declaration to..
1492 (get_inner_array_type): Delete.
1493 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
1494 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
1495 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
1496 * config/pa/pa.c (emit_move_sequence): Likewise.
1498 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
1500 * config/i386/i386.md (*sse_prologue_save_insn): Set length
1503 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
1505 * function.c: Include target hook for nonlocal_goto frame value.
1507 2008-05-24 Richard Guenther <rguenther@suse.de>
1509 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
1510 variable can be only accessed through a pointer or a union.
1512 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1514 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
1515 * doc/extend.texi: Likewise.
1517 2008-05-23 DJ Delorie <dj@redhat.com>
1519 * config/m32c/jump.md (untyped_call): Add.
1521 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
1523 (m32c_address_cost): Detail costs for indirect offsets.
1525 2008-05-23 Rafael Espindola <espindola@google.com>
1527 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
1528 if a node is a SUBREG.
1529 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
1532 2008-05-23 Paul Brook <paul@codesourcery.com>
1533 Carlos O'Donell <carlos@codesourcery.com>
1535 * doc/extend.texi: Clarify use of __attribute__((naked)).
1536 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1537 * target.h (gcc_target): Add allocate_stack_slots_for_args.
1538 * function.c (use_register_for_decl): Use
1539 targetm.calls.allocate_stack_slots_for_args.
1540 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1541 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
1542 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
1544 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
1546 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
1548 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
1550 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
1551 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
1552 is only rounded once.
1554 2008-05-23 Richard Guenther <rguenther@suse.de>
1556 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
1558 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
1559 Jakub Jelinek <jakub@redhat.com>
1562 * configure.ac: Handle --enable-cld.
1563 * configure: Regenerated.
1564 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
1565 * config/i386/i386.h (struct machine_function): Add needs_cld field.
1566 (ix86_current_function_needs_cld): New define.
1567 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
1568 (cld): New isns pattern.
1569 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
1570 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
1571 * config/i386/i386.opt (mcld): New option.
1572 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
1573 TARGET_CLD and ix86_current_function_needs_cld.
1574 (override_options): Use -mcld by default for 32-bit code if
1577 * doc/install.texi (Options specification): Document --enable-cld.
1578 * doc/invoke.texi (Machine Dependent Options)
1579 [i386 and x86-64 Options]: Add -mcld option.
1580 (Intel 386 and AMD x86-64 Options): Document -mcld option.
1582 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
1583 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
1584 (return_in_memory_64): Likewise.
1585 (return_in_memory_ms_64): Likewise.
1587 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1589 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
1590 * builtins.c (fold_builtin_fpclassify): New.
1591 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
1592 * builtins.def (BUILT_IN_FPCLASSIFY): New.
1593 * c-common.c (handle_type_generic_attribute): Adjust to accept
1594 fixed arguments before an elipsis.
1595 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
1596 * doc/extend.texi: Document __builtin_fpclassify.
1598 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
1600 * omp-low.c (gate_expand_omp_ssa): Remove.
1601 (pass_expand_omp_ssa): Remove.
1602 (gate_expand_omp): Do not check for flag_openmp_ssa.
1603 * common.opt (-fopenmp-ssa): Remove.
1604 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
1606 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
1608 * config/sh/sh.opt (mfixed-range): New option.
1609 * config/sh/sh-protos.h (sh_fix_range): Declare.
1610 * config/sh/sh.c (sh_fix_range): New function.
1611 * config/sh/sh.h (sh_fixed_range_str): Declare.
1612 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
1614 * doc/invoke.texi (SH Options): Document -mfixed-range.
1616 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
1618 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
1619 it before the redeclaration.
1621 2008-05-22 Anatoly Sokolov <aesok@post.ru>
1623 * config/avr/avr.c (get_sequence_length): Add new function.
1624 (expand_prologue, expand_epilogue): Remove duplicate code.
1626 2008-05-22 Rafael Espindola <espindola@google.com>
1628 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
1631 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
1633 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
1634 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
1636 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
1637 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
1638 (vect_update_misalignment_for_peel): Likewise.
1639 (vector_alignment_reachable_p): Likewise.
1640 * tree-vect-transform.c (vectorizable_load): Likewise.
1641 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1642 (get_vectype_for_scalar_type): Pass mode of scalar_type
1643 to UNITS_PER_SIMD_WORD.
1645 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
1646 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
1647 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
1648 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
1649 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
1651 2008-05-22 Ira Rosen <irar@il.ibm.com>
1653 PR tree-optimization/36293
1654 * tree-vect-transform.c (vect_transform_strided_load): Don't check
1655 if the first load must be skipped because of a gap.
1657 2008-05-22 Richard Guenther <rguenther@suse.de>
1659 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
1660 more cases of offset disambiguation that is possible if
1661 strict-aliasing rules apply.
1662 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
1663 for basic offset and type-based disambiguation.
1665 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1667 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
1668 ix86_expand_vector_set on V16QImode for SSE4.1.
1670 2008-05-21 Tom Tromey <tromey@redhat.com>
1672 * c.opt (Wimport): Mark as undocumented.
1673 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
1675 (Warning Options): Likewise.
1676 * doc/cppopts.texi: Don't mention -Wimport.
1678 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
1680 PR tree-optimization/36287
1681 PR tree-optimization/36286
1682 * lambda-code.c (build_access_matrix): Do not use the loop->num
1683 for computing the number of induction variables: use the loop depth
1686 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
1689 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
1690 option -f(no-)leading-underscore.
1692 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1694 * config/i386/i386.c (ix86_expand_vector_init_general): Use
1695 GET_MODE_NUNITS (mode).
1697 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
1699 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
1700 (-mmulhw): Add 464 to description.
1701 (-mdlmzb): Likewise.
1702 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
1703 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
1705 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
1706 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
1707 * config/rs6000/rs6000.md: Update comments for 464.
1709 2008-05-21 Janis Johnson <janis187@us.ibm.com>
1711 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
1713 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1715 * config/i386/sse.md (vec_extractv4sf): Removed.
1716 (vec_extractv2df): Likewise.
1717 (vec_extractv2di): Likewise.
1718 (vec_extractv4si): Likewise.
1719 (vec_extractv8hi): Likewise.
1720 (vec_extractv16qi): Likewise.
1721 (vec_extract<mode>): New.
1723 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1725 * config/i386/sse.md (vec_setv4sf): Removed.
1726 (vec_setv2df): Likewise.
1727 (vec_setv2di): Likewise.
1728 (vec_setv4si): Likewise.
1729 (vec_setv8hi): Likewise.
1730 (vec_setv16qi): Likewise.
1731 (vec_set<mode>): New.
1733 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1735 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
1736 goto for vec_concat and vec_interleave.
1738 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1740 * config/i386/sse.md (vec_initv4sf): Removed.
1741 (vec_initv2df): Likewise.
1742 (vec_initv2di): Likewise.
1743 (vec_initv4si): Likewise.
1744 (vec_initv8hi): Likewise.
1745 (vec_initv16qi): Likewise.
1746 (vec_init<mode>): New.
1748 2008-05-21 Joseph Myers <joseph@codesourcery.com>
1750 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
1752 2008-05-21 Tom Tromey <tromey@redhat.com>
1754 * ggc-zone.c (lookup_page_table_if_allocated): New function.
1755 (zone_find_object_offset): Likewise.
1756 (gt_ggc_m_S): Likewise.
1757 (highest_bit): Likewise.
1758 * ggc-page.c (gt_ggc_m_S): New function.
1759 * stringpool.c (string_stack): Remove.
1760 (init_stringpool): Update.
1761 (ggc_alloc_string): Use ggc_alloc.
1762 (maybe_delete_ident): New function.
1763 (ggc_purge_stringpool): Likewise.
1764 (gt_ggc_m_S): Remove.
1765 * ggc-common.c (ggc_protect_identifiers): New global.
1766 (ggc_mark_roots): Call ggc_purge_stringpool. Use
1767 ggc_protect_identifiers.
1768 * ggc.h (ggc_protect_identifiers): Declare.
1769 (gt_ggc_m_S): Update.
1770 (ggc_purge_stringpool): Declare.
1771 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
1772 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
1774 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
1776 2008-05-21 David S. Miller <davem@davemloft.net>
1778 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
1781 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
1783 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
1786 2008-05-20 David Daney <ddaney@avtrex.com>
1788 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
1789 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
1790 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
1791 UNSPEC_UPDATE_GOT_VERSION): Renumber.
1792 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
1793 (atomic_hiqi_op): New define_code_iterator.
1794 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
1795 mips_expand_compare_and_swap_12.
1796 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
1797 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
1798 (sync_<optab><mode>, sync_old_<optab><mode>,
1799 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1800 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
1801 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
1802 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
1803 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
1804 (test_and_set_12): New insn.
1805 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
1806 sync_new_<optab><mode>, sync_old_nand<mode>,
1807 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
1808 clobber to operand 0 for SI and DI mode insns.
1809 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
1810 mips_gen_fn_4): New typedefs.
1811 (mips_gen_fn_ptrs): Define new union type.
1812 (mips_expand_compare_and_swap_12): Remove declaration.
1813 (mips_expand_atomic_qihi): Declare function.
1814 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
1815 (mips_expand_atomic_qihi): ... this. Use new generator function
1817 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
1818 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
1819 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
1820 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
1821 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
1822 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
1823 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
1824 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
1825 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
1826 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
1829 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
1831 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
1834 2008-05-20 Anatoly Sokolov <aesok@post.ru>
1836 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
1837 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
1838 (avr_attribute_table): Add 'OS_main' function attribute.
1839 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
1840 functions with 'OS_main' attribute.
1842 2008-05-20 Richard Guenther <rguenther@suse.de>
1844 PR tree-optimization/35204
1845 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
1846 helper, split out from ...
1847 (DFS): ... here. Make the DFS walk non-recursive.
1849 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
1850 Jan Sjodin <jan.sjodin@amd.com>
1852 PR tree-optimization/36181
1853 * tree-parloops.c (loop_has_vector_phi_nodes): New.
1854 (parallelize_loops): Don't parallelize when the loop has vector
1857 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1858 Sebastian Pop <sebastian.pop@amd.com>
1860 * tree-loop-linear.c (gather_interchange_stats): Look in the access
1861 matrix, and never look at the tree representation of the memory
1863 (linear_transform_loops): Computes parameters and access matrices.
1864 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
1866 (access_matrix_get_index_for_parameter): New.
1867 * tree-data-ref.h (struct access_matrix): New.
1868 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
1869 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
1870 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
1871 am_vector_index_for_loop): New.
1872 (struct data_reference): Add field access_matrix.
1873 (DR_ACCESS_MATRIX): New.
1874 (compute_data_dependences_for_loop): Update declaration.
1875 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
1876 * lambda.h (lambda_vector_vec_p): Declared.
1877 * lambda-code.c: Depend on pointer-set.h.
1878 (lambda_collect_parameters_from_af, lambda_collect_parameters,
1879 av_for_af_base, av_for_af, build_access_matrix,
1880 lambda_compute_access_matrices): New.
1881 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
1883 2008-05-20 Joseph Myers <joseph@codesourcery.com>
1885 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
1888 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1889 Sebastian Pop <sebastian.pop@amd.com>
1891 PR tree-optimization/36206
1892 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
1894 (instantiate_scev_1): Rename flags to fold_conversions.
1895 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
1896 outeside instantiation_loop.
1897 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
1898 (evolution_function_is_affine_or_constant_p): Removed.
1899 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
1901 (analyze_siv_subscript): Pass in the loop nest number.
1902 Call evolution_function_is_affine_in_loop instead of
1903 evolution_function_is_affine_p.
1904 (analyze_overlapping_iterations): Pass in the loop nest number.
1906 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1907 Sebastian Pop <sebastian.pop@amd.com>
1909 PR tree-optimization/36206
1910 * tree-chrec.h (chrec_fold_op): New.
1911 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
1914 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
1916 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
1918 (remove_duplicates): Do not set inode on non-inode systems.
1921 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
1923 * config.gcc (tm_file): Update comments about relative pathnames.
1925 2008-05-20 Richard Guenther <rguenther@suse.de>
1927 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
1928 * tree-ssa-sccvn.c (process_scc): Likewise.
1929 * tree-ssa-sink.c (execute_sink_code): Likewise.
1930 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
1931 * tree-vrp.c (process_assert_insertions): Likewise.
1932 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
1933 (perform_tree_ssa_dce): Likewise.
1934 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1935 (dump_dominator_optimization_stats): Likewise.
1936 * tree-vectorizer.c (vectorize_loops): Likewise.
1938 2008-05-20 Richard Guenther <rguenther@suse.de>
1940 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
1942 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
1944 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
1945 (ix86_i386elf_return_in_memory): Likewise.
1946 (ix86_i386interix_return_in_memory): Likewise.
1947 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
1948 (SUBTARGET_RETURN_IN_MEMORY): New.
1949 * config/i386/i386elf.h: Likewise.
1950 * config/i386/ptx4-i.h: Likewise.
1951 * config/i386/sol2-10.h: Likewise.
1952 * config/i386/sysv4.h: Likewise.
1953 * config/i386/vx-common.h: Likewise.
1954 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
1955 * config/i386/i386.c (ix86_return_in_memory): Made static and
1956 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
1957 (ix86_i386elf_return_in_memory): Removed.
1958 (ix86_i386interix_return_in_memory): Removed.
1959 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
1960 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
1962 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
1964 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
1966 2008-05-19 Xinliang David Li <davidxl@google.com>
1968 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
1970 * common.opt: Ditto.
1971 * doc/invoke.texi: Ditto.
1973 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
1975 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
1976 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
1978 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
1980 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
1981 sizes of operand array from 8/4 to 4/2.
1982 (ix86_expand_vector_init_general): Change size of operand array
1983 from 32 to 16. Remove op0, op1 and half_mode.
1985 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
1987 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
1988 (ix86_expand_vector_init_interleave): Likewise.
1989 (ix86_expand_vector_init_general): Use them. Assert
1990 word_mode == SImode when n_words == 4.
1992 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
1994 * config/i386/i386.c (ix86_secondary_reload): New static function.
1995 (TARGET_SECONDARY_RELOAD): New define.
1996 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
1997 * config/i386/i386.md (reload_outqi): Remove.
1999 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2002 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
2003 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
2004 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
2005 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
2006 (fold_builtin_1): Likewise.
2007 * builtins.def (BUILT_IN_ISINF_SIGN): New.
2008 c-common.c (check_builtin_function_arguments): Handle
2009 BUILT_IN_ISINF_SIGN.
2010 * doc/extend.texi: Document __builtin_isinf_sign.
2011 * fold-const.c (operand_equal_p): Handle COND_EXPR.
2013 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
2015 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
2016 EH cleanup at the end of the pass, search for those that have been
2017 turned into forwarder blocks and do the cleanup on their successor.
2019 2008-05-18 Richard Guenther <rguenther@suse.de>
2021 * tree-cfg.c (verify_gimple_expr): Allow conversions from
2022 pointers to sizetype and vice versa.
2024 2008-05-18 Xinliang David Li <davidxl@google.com>
2026 * gcc/tree-ssa-dce.c: Coding style fix.
2027 (check_pow): Documentation comment.
2028 (check_log): Documenation comment. Coding style fix.
2029 (is_unnecessary_except_errno_call): Ditto.
2030 (gen_conditions_for_pow): Ditto.
2031 (gen_conditions_for_log): Ditto.
2032 (gen_shrink_wrap_conditions): Ditto.
2033 (shrink_wrap_one_built_in_calls): Ditto.
2034 * gcc/doc/invoke.texi: Better documentation string.
2035 * ChangeLog: Fix wrong change log entries from
2036 May 17 checkin on function call DCE.
2038 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
2040 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
2042 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2044 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
2045 * df-problems.c (simulation routines): Fixed block comment to
2046 properly say how to add forwards scanning functions.
2048 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2050 * tree-inline.c (setup_one_parameter): Remove dead code.
2052 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2054 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
2055 a BIT_AND_EXPR only for an INTEGER_TYPE.
2057 2008-05-17 Xinliang David Li <davidxl@google.com>
2059 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
2060 (check_pow, check_log, is_unnecessary_except_errno_call): New
2061 functions to check for eliminating math functions that are pure
2062 except for setting errno.
2063 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
2064 general condition expressions for shrink-wrapping pow/log calls.
2065 (gen_shrink_wrap_conditions): Ditto.
2066 (shrink_wrap_one_built_in_call): Ditto.
2067 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
2068 (mark_operand_necessary): If debugging, output if OP is necessary.
2069 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
2071 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
2073 * gcc/common.opt: New user flag -ftree-builtin-dce.
2074 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
2076 2008-05-16 David S. Miller <davem@davemloft.net>
2078 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
2079 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2081 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
2084 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
2086 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2088 * ifcvt.c (dead_or_predicable): Rename
2089 df_simulate_one_insn_backwards to df_simulate_one_insn.
2090 * recog.c (peephole2_optimize): Ditto.
2091 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
2093 * df.h: Rename df_simulate_one_insn_backwards to
2094 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
2095 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
2096 scanning of defs and uses.
2097 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
2098 (df_simulate_one_insn_forwards): Removed.
2100 2008-05-16 Doug Kwan <dougkwan@google.com>
2102 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
2104 (real_from_string): Handle NaNs and Inf as approriate.
2106 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2108 * doc/gty.texi (Source Files Containing Type Information): Note
2109 that headers should appear first in the gtfiles list.
2111 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2113 * tree.def (COND_EXEC): Properly documented this code.
2115 2008-05-16 Diego Novillo <dnovillo@google.com>
2117 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
2118 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
2121 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2123 * tree-ssa-dse (max_stmt_uid): Removed.
2124 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
2125 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
2126 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
2127 * function.h (cfun.last_stmt_uid): New field.
2128 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
2129 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
2131 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
2132 (create_stmt_ann): Initialize the ann->uid field.
2133 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
2135 * tree-flow.h (renumber_gimple_stmt_uids): New function.
2137 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2139 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
2140 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
2141 (init_empty_tree_cfg): Call it.
2143 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2145 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
2148 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2150 * doc/invoke.text (-fdump-tree-*-verbose): New option.
2151 * tree-dump.c (dump_options): New verbose option.
2152 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
2154 * tree-pass.h (TDF_VERBOSE): New dump flag.
2155 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
2156 (tree-flow.h): Added include.
2157 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
2159 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
2161 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
2163 From Jie Zhang <jie.zhang@analog.com>
2164 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2165 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
2166 mcpu=bf561-none and mcpu=bf561-0.2.
2167 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2168 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2169 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2170 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2171 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
2172 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
2173 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
2175 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
2176 (cputype_selected): Remove.
2177 (bfin_handle_option): Don't use cputype_selected.
2178 (override_options): When no mcpu option, enable all workarounds.
2179 Don't use bfin_workarounds.
2180 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
2182 (DEFAULT_CPU_TYPE): Don't define.
2184 2008-05-16 Richard Guenther <rguenther@suse.de>
2186 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
2187 on deletion of the last stmt.
2189 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2191 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
2192 V8HImode for SSE2 and V16QImode for SSE4.1.
2194 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2196 * cgraph.h (compute_inline_parameters): Made public.
2197 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
2198 variable_generate_summary, function_write_summary,
2199 variable_write_summary, variable_read_summary. Added generate_summary,
2200 write_summary, read_summary.
2201 * cgraphunit.c (cgraph_process_new_functions): Changed call from
2202 pass_ipa_inline.function_generate_summary, to
2203 compute_inline_parameters.
2204 * ipa-inline.c (compute_inline_parameters): Made public and added
2206 (compute_inline_parameters_for_current): New function.
2207 (pass_inline_param): Now calls compute_inline_parameters_for_current.
2208 (inline_generate_summary): Removed parameter and made to loop over
2210 (pass_ipa_inline): Updated for new IPA_PASS structure.
2211 * passes.c (execute_ipa_summary_passes): Now is called once per
2212 pass rather than once per node*pass.
2214 2008-05-15 Anatoly Sokolov <aesok@post.ru>
2216 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
2217 avr_have_mul_p, avr_asm_only_p): Remove variables.
2218 (avr_override_options): Remove initialization of removed variables.
2219 (avr_file_start): Convert removed variables to fields of
2220 'struct base_arch_s *avr_current_arch'.
2221 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
2222 (AVR_HAVE_MUL): (Ditto.).
2223 (AVR_HAVE_MOVW): (Ditto.).
2224 (AVR_HAVE_LPMX): (Ditto.).
2225 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
2226 avr_asm_only_p): Remove declaration.
2228 2008-05-15 Diego Novillo <dnovillo@google.com>
2230 * config/arm/arm.c (arm_return_in_memory): Fix return type.
2231 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
2233 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
2236 * combine.c (check_conversion): Rename back to check_promoted_subreg.
2237 Don't call record_truncated_value from here.
2238 (record_truncated_value): Turn it into a for_each_rtx callback.
2239 (record_truncated_values): New function.
2240 (combine_instructions): Call note_uses with record_truncated_values.
2241 Change name of check_conversion to check_promoted_subreg.
2243 2008-05-15 Janis Johnson <janis187@us.ibm.com>
2245 * doc/sourcebuild.texi: Document support for torture tests.
2247 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2249 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
2250 to alternative 4 of operand 2.
2252 2008-05-15 Richard Guenther <rguenther@suse.de>
2254 * tree-pass.h (current_pass): Declare.
2255 (get_pass_for_id): Likewise.
2256 * passes.c (passes_by_id, passes_by_id_size): New globals.
2257 (set_pass_for_id): New function.
2258 (get_pass_for_id): Likewise.
2259 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
2260 (execute_function_todo): Flush per function statistics.
2261 * toplev.c (compile_file): Init statistics.
2262 (general_init): Do early statistics initialization.
2263 (finalize): Finish statistics.
2264 * statistics.h (statistics_early_init): Declare.
2265 (statistics_init): Likewise.
2266 (statistics_fini): Likewise.
2267 (statistics_fini_pass): Likewise.
2268 (statistics_counter_event): Likewise.
2269 (statistics_histogram_event): Likewise.
2270 * statistics.c: New file.
2271 * Makefile.in (OBJS-common): Add statistics.o.
2272 (statistics.o): Add dependencies.
2273 * doc/invoke.texi (-fdump-statistics): Document.
2275 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
2277 (execute_pre): Use statistics_counter_event.
2278 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
2279 (substitute_and_fold): Increment it. Use statistics_counter_event.
2281 2008-05-15 Diego Novillo <dnovillo@google.com>
2283 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
2285 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
2286 * tree-ssa-alias.c (new_type_alias): Remove references to
2287 sub-variables from comment.
2288 * tree-ssa-operands.c (swap_tree_operands): Likewise.
2290 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2292 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
2293 attribute to 1 only for insertps alternative.
2295 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2297 * config/bfin/bfin.md (loadbytes): New pattern.
2298 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
2299 (bfin_init_builtins): Initialize it.
2300 (bdesc_1arg): Add it.
2302 2008-05-15 Sa Liu <saliu@de.ibm.com>
2304 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
2305 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
2306 * testsuite/lib/target-supports.exp: Add
2307 check_effective_target_fortran_integer_16.
2309 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2311 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
2312 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
2313 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
2314 (TARGET_RETURN_IN_MEMORY): Define.
2316 2008-05-15 Richard Guenther <rguenther@suse.de>
2319 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
2320 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
2321 represent unmodifiable vars.
2323 2008-05-15 Richard Guenther <rguenther@suse.de>
2325 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
2326 INDIRECT_REF and TARGET_MEM_REF.
2327 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2330 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2331 H.J. Lu <hongjiu.lu@intel.com>
2333 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
2334 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
2335 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
2336 insn alternatives. Add missing alternatives.
2337 (*vec_concatv2di_rex64_sse4_1): Likewise.
2338 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
2339 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
2342 2008-05-15 Richard Guenther <rguenther@suse.de>
2344 PR tree-optimization/36009
2345 PR tree-optimization/36204
2346 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
2347 (determine_invariantness_stmt): Record the loop a store is
2349 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
2352 2008-05-15 Richard Guenther <rguenther@suse.de>
2354 PR tree-optimization/34330
2355 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
2356 through the pointer will alias the SMT.
2358 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
2360 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
2362 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
2364 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
2366 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2367 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2369 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
2370 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
2371 (vashl_optab): New optab for vector/vector shifts.
2372 (vashr_optab): Ditto.
2373 (vlshr_optab): Ditto.
2374 (vrotl_optab): Ditto.
2375 (vrotr_optab): Ditto.
2376 (optab_subtype): New enum for optab_for_tree_code call.
2377 (optab_for_tree_code): Add enum optab_subtype argument.
2379 * optabs.c (optab_for_tree_code): Take an additional argument to
2380 distinguish between a vector shift by a scalar and vector shift by
2381 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
2382 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
2383 vector shift by a vector.
2384 (expand_widen_pattern_expr): Pass additional argument to
2385 optab_for_tree_code.
2387 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
2388 vrotl_optab, vrotr_optab.
2390 * expr.c (expand_expr_real_1): Update calls to
2391 optab_for_tree_code to distinguish between vector shifted by a
2392 scalar and vector shifted by a vector.
2393 * tree-vectorizer.c (supportable_widening_operation): Ditto.
2394 (supportable_narrowing_operation): Ditto.
2395 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
2396 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
2397 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
2398 (vect_create_epilog_for_reduction): Ditto.
2399 (vectorizable_reduction): Ditto.
2400 (vectorizable_operation): Ditto.
2401 (vect_strided_store_supported): Ditto.
2402 (vect_strided_load_supported): Ditto.
2403 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2404 * expmed.c (expand_shift): Ditto.
2406 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
2408 (ashr@var{m}3): Ditto.
2409 (vashl@var{m}3): Document new vector/vector shift standard name.
2410 (vashr@var{m}3): Ditto.
2411 (vlshr@var{m}3): Ditto.
2412 (vrotl@var{m}3): Ditto.
2413 (vrotr@var{m}3): Ditto.
2415 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
2416 (PPERM_INVERT): Ditto.
2417 (PPERM_REVERSE): Ditto.
2418 (PPERM_REV_INV): Ditto.
2419 (PPERM_ZERO): Ditto.
2420 (PPERM_ONES): Ditto.
2421 (PPERM_SIGN): Ditto.
2422 (PPERM_INV_SIGN): Ditto.
2423 (PPERM_SRC1): Ditto.
2424 (PPERM_SRC2): Ditto.
2426 * config/i386/sse.md (mulv2di3): Add SSE5 support.
2427 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
2428 allows a memory operand to be the value being added, and split it
2429 to improve vectorization.
2430 (sse5_pmacsdqh_mem): Ditto.
2431 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
2432 (sse5_mulv2div2di3_high): Ditto.
2433 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
2434 (vec_pack_trunc_v4si): Ditto.
2435 (vec_pack_trunc_v2di): Ditto.
2436 (sse5_pcmov_<mode>): Remove code that tried to use use
2437 andps/andnps instead of pcmov.
2438 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
2439 pmacsdqh instructions.
2440 (vec_widen_smult_lo_v4si): Ditto.
2442 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
2443 (PPERM_INVERT): Ditto.
2444 (PPERM_REVERSE): Ditto.
2445 (PPERM_REV_INV): Ditto.
2446 (PPERM_ZERO): Ditto.
2447 (PPERM_ONES): Ditto.
2448 (PPERM_SIGN): Ditto.
2449 (PPERM_INV_SIGN): Ditto.
2450 (PPERM_SRC1): Ditto.
2451 (PPERM_SRC2): Ditto.
2452 (ix86_expand_sse_movcc): Move the SSE5 test after the if
2454 (ix86_expand_int_vcond): If SSE5 generate all possible integer
2456 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
2457 says ignore whether the last reference is a memory operand.
2459 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2460 Paolo Bonzini <bonzini at gnu dot org>
2462 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
2465 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
2466 (vlshr<mode>3): Rename from vlshr<mode>3.
2467 (vashr<mode>3): Rename from vashr<mode>3.
2468 (mulv4sf3): Change the names of vector shift patterns.
2472 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
2475 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
2500 * config/spu/spu.md (v): New iterator macro to add v for vector types.
2501 (floatunssidf2_internal): Change vector/vector shift names.
2502 (floatunsdidf2_internal): Ditto.
2509 (vashl<mode>3): Rename from ashl<mode>3.
2510 (vashr<mode>3): Rename from ashr<mode>3.
2511 (vlshr<mode>3): Rename from lshr<mode>3.
2512 (vrotl<mode>3): Rename from rotl<mode>3.
2514 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2517 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
2518 multiply gives the wrong value when doing widening multiplies.
2519 (vec_widen_smult_lo_v4si): Ditto.
2521 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
2523 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
2524 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
2525 emit_library_call_value.
2526 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
2527 * tree.h (ECF_LIBCALL_BLOCK): Removed.
2528 * calls.c (initialize_argument_information, precompute_arguments,
2529 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
2530 (precompute_arguments): Removed flags parameter.
2531 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
2533 2008-05-14 Richard Guenther <rguenther@suse.de>
2535 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
2536 Make sure to register the store if the use is a PHI_NODE.
2538 2008-05-14 Olivier Hainque <hainque@adacore.com>
2540 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
2541 memory if the component is to be referenced in BLKmode according
2542 to get_inner_reference.
2544 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
2546 * calls.c (emit_library_call_value_1): Restore code clearing
2547 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
2549 2008-05-14 Olivier Hainque <hainque@adacore.com>
2550 Nicolas Roche <roche@adacore.com>
2552 * configure.ac: Add support for a "gcc_subdir" variable in
2553 config-lang.in, to denote a subdirectory where the language/GCC
2554 integration files are to be found.
2555 * configure: Regenerate.
2557 2008-05-14 Ira Rosen <irar@il.ibm.com>
2559 PR tree-optimization/36098
2560 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
2561 value for the first load in the group in case of a gap.
2562 (vect_build_slp_tree): Check that there are no gaps in loads.
2564 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
2566 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
2567 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
2568 expand_copysign_bit, ): Change call to emit_no_conflict_block to
2569 emit_insn and remove unneeded code to construct extra args.
2570 (emit_no_conflict_block): Removed.
2571 * optabls.h: (emit_no_conflict_block): Removed.
2572 * cse.c (cse_extended_basic_block): Remove search for
2573 REG_NO_CONFLICT note.
2574 * global.c: Removed incorrect comment added in revision 117.
2575 * expr.c (convert_move): Change call to emit_no_conflict_block to
2577 * recog.c: Change comments so that they do not mention
2579 * local_alloc.c (combine_regs): Removed last parameter.
2580 (no_conflict_p): Removed.
2581 (block_alloc): Removed note, no_conflict_combined_regno and set
2582 local vars. Removed all code to process REG_NO_CONFLICT blocks.
2583 (combine_regs): Removed already_dead and code to look for
2584 REG_NO_CONFLICT notes.
2585 * lower_subreg (remove_retval_note): Removed code to look for
2586 REG_NO_CONFLICT block.
2587 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
2588 (resolve_clobber): Remove code to process libcalls that have
2589 REG_NO_CONFLICT notes.
2590 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
2592 * combine.c (can_combine_p, distribute_notes): Removed
2593 REG_NO_CONFLICT case.
2594 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
2596 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
2597 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
2599 * reg-notes.def (NO_CONFLICT): Removed.
2601 2008-05-14 David S. Miller <davem@davemloft.net>
2603 * config/sparc/sparc.c (sparc_profile_hook): If
2604 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
2605 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
2606 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2608 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
2610 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
2612 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
2615 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
2616 and op1 expansion before vector concat to have less live pseudos.
2618 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
2620 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
2621 ix86_expand_vector_set if supported.
2623 2008-05-13 Diego Novillo <dnovillo@google.com>
2624 Kenneth Zadeck <zadeck@naturalbridge.com>
2626 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
2628 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
2629 phinodes_print_statistics, init_ssanames, fini_ssanames,
2630 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
2631 release_ssa_name, release_defs, replace_ssa_name_symbol,
2632 ssanames_print_statistics): Move ...
2633 * tree-flow.h: ... here.
2634 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
2635 Use FN instead of cfun.
2636 (make_ssa_name_fn): Rename from make_ssa_name.
2637 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
2638 * tree-flow-inline.h (make_ssa_name): Move from
2639 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
2640 * omp-low.c (expand_omp_parallel):
2641 * tree-flow-inline.h (redirect_edge_var_map_result):
2642 * tree-ssa.c (init_tree_ssa): Add argument FN.
2643 Use it instead of cfun. Update all users.
2645 2008-05-13 Tom Tromey <tromey@redhat.com>
2647 PR preprocessor/22168:
2648 * doc/cpp.texi (Top): Update menu.
2649 (Alternatives to Wrapper #ifndef): New node.
2650 (Other Directives): Document deprecation.
2651 (Obsolete Features): Remove menu.
2652 (Assertions): Merge node into Obsolete Features.
2653 (Obsolete once-only headers): Move earlier; rename to Alternatives
2655 * doc/cppopts.texi: Update.
2656 * c.opt (Wdeprecated): Enable for C and ObjC.
2657 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
2658 (C++ Dialect Options): Move -Wno-deprecated from here to...
2659 (Warning Options): ... here.
2661 2008-05-13 Richard Guenther <rguenther@suse.de>
2664 * fold-const.c (fold_sign_changed_comparison): Do not allow
2665 changes in pointer-ness.
2667 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
2670 * config/sh/sh.c (sh_expand_prologue): Don't clear
2671 RTX_FRAME_RELATED_P for push insns.
2673 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
2675 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
2677 2008-05-12 Anatoly Sokolov <aesok@post.ru>
2679 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
2680 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
2681 Use 'machine->is_leaf' instead of 'leaf_func_p'.
2683 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
2685 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
2686 (*vec_concatv4sf_sse): This.
2687 (*sse2_concatv2si): Renamed to ...
2688 (*vec_concatv2si_sse2): This.
2689 (*sse1_concatv2si): Renamed to ...
2690 (*vec_concatv2si_sse): This.
2691 (*vec_concatv2di_rex): Renamed to ...
2692 (*vec_concatv2di_rex64): This.
2693 (*vec_concatv2si_sse4_1): New.
2694 (*vec_concatv2di_rex64_sse4_1): Likewise.
2696 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
2698 PR rtl-optimization/36111
2699 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
2700 that was created for swappable operands.
2702 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
2705 * Makefile.in: Substitute GNATMAKE and GNATBIND.
2706 * configure.ac: Add call to ACX_PROG_GNAT.
2708 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
2710 * optc-gen.awk: Fix comment typo.
2712 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2714 * pretty-print.c (pp_integer_with_precision): Use
2715 HOST_LONG_LONG_FORMAT.
2717 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
2719 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
2721 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
2723 * config/i386/i386.c (bdesc_ptest): Removed.
2724 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
2725 (bdesc_args): Add __builtin_ia32_ptestz128,
2726 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
2727 (ix86_init_mmx_sse_builtins): Updated.
2728 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
2729 (ix86_expand_builtin): Updated.
2731 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
2733 * tree-cfg.c (valid_fixed_convert_types_p): New function.
2734 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
2736 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
2738 * value-prof.c (interesting_stringop_to_profile): Do not
2739 return early for BUILT_IN_MEMPCPY.
2741 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
2743 * calls.c (expand_call): Don't use callgraph to increase
2744 preferred_stack_boundary.
2746 * cgraph.h (cgraph_rtl_info): Use unsigned on
2747 preferred_incoming_stack_boundary.
2749 * final.c (rest_of_clean_state): Use unsigned on
2750 preferred_stack_boundary.
2752 2008-05-09 Tom Tromey <tromey@redhat.com>
2754 PR preprocessor/22231:
2755 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
2758 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
2760 PR tree-optimization/36129
2761 * tree-ssa-ccp.c: Include value-prof.h.
2762 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
2763 built-in function was folded to a constant.
2764 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
2766 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
2767 Sebastian Pop <sebastian.pop@amd.com>
2769 * tree-scalar-evolution.c: Document instantiate_scev.
2770 (instantiate_parameters_1): Renamed instantiate_scev_1.
2771 Don't use the same loop for instantiation_loop and evolution_loop.
2772 (instantiate_scev): New.
2773 (instantiate_parameters): Moved...
2774 (resolve_mixers): Update call to instantiate_scev_1 to pass the
2775 same loop twice. Maintains the semantics for this function.
2776 * tree-scalar-evolution.h (instantiate_scev): Declare.
2777 (instantiate_parameters): ...here. Now static inline.
2778 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
2779 instead of resolve_mixers.
2781 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2783 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
2785 2008-05-09 Tomas Bily <tbily@suse.cz>
2787 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
2788 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
2789 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2790 * c-common.c (c_common_truthvalue_conversion): Likewise.
2791 * tree-object-size.c (compute_object_offset): Likewise.
2792 * tree-inline.c (estimate_num_insns_1): Likewise.
2793 * varasm.c (const_hash_1, compare_constant, copy_constant)
2794 (compute_reloc_for_constant, output_addressed_constants)
2795 (initializer_constant_valid_p): Likewise.
2796 * c-omp.c (check_omp_for_incr_expr): Likewise.
2797 * gimplify.c (gimplify_expr): Likewise.
2798 * c-typeck.c (c_finish_return): Likewise.
2799 * tree-vectorizer.c (supportable_widening_operation)
2800 (supportable_narrowing_operation): Likewise.
2801 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
2802 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
2803 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
2804 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
2805 (descr_info_loc): Likewise.
2806 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2807 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
2808 (fold_unary): Likewise.
2809 * builtins.c (get_pointer_alignment): Likewise.
2810 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
2811 (instantiate_parameters_1): Likewise.
2812 * tree.c (expr_align, stabilize_reference): Likewise.
2813 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
2814 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
2815 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
2816 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2817 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
2818 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
2820 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
2821 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
2822 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
2823 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
2824 (forward_propagate_comparison)
2825 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2826 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
2827 * emit-rtl.c (component_ref_for_mem_expr)
2828 (set_mem_attributes_minus_bitpos): Likewise.
2829 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
2830 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
2832 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
2833 (build_function_call, pointer_diff, build_compound_expr)
2834 (c_finish_return): Likewise.
2835 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
2836 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
2838 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
2839 * expr.c (is_aligning_offset): Likewise.
2840 * tree-ssa-alias.c (is_escape_site): Likewise.
2841 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
2842 (check_all_va_list_escapes): Likewise.
2843 * tree-ssa-loop-ivopts.c (determine_base_object)
2844 (determine_common_wider_type): Likewise.
2845 * dojump.c (do_jump): Likewise.
2846 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
2847 * tree-gimple.c (is_gimple_cast): Likewise.
2848 * fold-const.c (decode_field_reference, )
2849 (fold_sign_changed_comparison, fold_unary, fold_comparison)
2850 (fold_binary): Likewise.
2851 * tree-ssa-alias-warnings.c (find_alias_site_helper)
2852 (already_warned_in_frontend_p): Likewise.
2853 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
2854 * tree.c (really_constant_p, get_unwidened): Likewise.
2855 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
2856 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
2857 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
2859 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
2861 (CONVERT_EXPR_P): Define.
2862 (CASE_CONVERT): Define.
2864 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
2867 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
2868 (delete_unmarked_insns): When deleting a call, call
2869 delete_unreachable_blocks.
2870 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
2871 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
2873 2008-05-08 Richard Guenther <rguenther@suse.de>
2875 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
2876 (-ftree-salias): Likewise.
2877 (salias-max-implicit-fields): Remove param documentation.
2878 (salias-max-array-elements): Likewise.
2879 * tree-pass.h (pass_create_structure_vars): Remove.
2880 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
2881 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
2882 * tree-ssa-alias.c (create_structure_vars): Remove.
2883 (gate_structure_vars): Likewise.
2884 (pass_create_structure_vars): Likewise.
2885 (gate_build_alias): Likewise.
2886 (pass_build_alias): Adjust to run always and dump the function.
2887 * common.opt (ftree-salias): Hide.
2888 * passes.c (init_optimization_passes): Remove
2889 pass_create_structure_vars, adjust comment.
2890 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
2891 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
2892 * opts.c (decode_options): Do not set flag_tree_salias.
2893 (common_handle_option): Add OPT_ftree_salias to the backward
2894 compatibility section.
2896 2008-05-08 Richard Guenther <rguenther@suse.de>
2898 * tree-flow-inline.h (var_can_have_subvars): Move ...
2899 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
2900 * tree-flow.h (var_can_have_subvars): Remove.
2901 (push_fields_onto_fieldstack): Remove.
2902 (sort_fieldstack): Likewise.
2903 (struct fieldoff): Move ...
2904 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
2905 alias_set and base_for_components fields.
2906 (sort_fieldstack): Make static.
2907 (push_fields_onto_fieldstack): Likewise. Remove code that
2908 handles anything but RECORD_TYPEs. Remove alias_set and
2909 base_for_components handling.
2910 (create_variable_info_for): Adjust.
2912 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
2914 * common.opt (Wframe-larger-than=): Shorten the help message
2916 * doc/invoke.texi (Wframe-larger-than=): Add more description.
2918 2008-05-08 Rafael Espindola <espindola@google.com>
2920 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
2922 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
2923 trap and that both operands are gimple values.
2924 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
2925 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
2928 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
2930 * read-rtl.c (join_c_conditions): Return the first string if the
2931 two strings are equal.
2933 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
2935 * gensupport.h (pred_data): Add a "num_codes" field.
2936 (add_predicate_code): Declare.
2937 * gensupport.c (add_predicate_code): New function.
2938 (std_pred_table): Add an "allows_const_p" field.
2939 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
2940 Remove the (incomplete) list of such codes from the codes field.
2941 (init_predicate_table): Use add_predicate_code. Add all
2942 RTX_CONST_OBJs if allows_const_p is true.
2943 * genrecog.c (process_define_predicate): Use add_predicate_code.
2945 2008-05-08 David Daney <ddaney@avtrex.com>
2946 Richard Sandiford <rsandifo@nildram.co.uk>
2948 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
2949 special case of constant zero operands.
2950 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
2951 old and new values. Special case constant zero values.
2952 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
2954 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
2955 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
2957 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
2960 * simplify-rtx.c (simplify_plus_minus): Create CONST of
2961 similar RTX_CONST_OBJ before CONST_INT.
2963 2008-05-08 Steve Ellcey <sje@cup.hp.com>
2965 * stmt.c (expand_stack_restore): Change sa mode if needed.
2967 2008-05-08 Richard Guenther <rguenther@suse.de>
2969 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
2970 return type to bool.
2971 (ix86_sol10_return_in_memory): Likewise.
2972 (ix86_i386elf_return_in_memory): Likewise.
2973 (ix86_i386interix_return_in_memory): Likewise.
2974 * config/i386/i386.c (ix86_return_in_memory): Likewise.
2975 (ix86_sol10_return_in_memory): Likewise.
2976 (ix86_i386elf_return_in_memory): Likewise.
2977 (ix86_i386interix_return_in_memory): Likewise.
2979 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
2982 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
2984 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
2985 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
2988 2008-05-08 Richard Guenther <rguenther@suse.de>
2990 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
2991 * tree-data-ref.h (struct dr_alias): Remove subvars field.
2992 (DR_SUBVARS): Remove.
2993 * tree-dfa.c (dump_subvars_for): Remove.
2994 (debug_subvars_for): Likewise.
2995 (dump_variable): Do not dump subvars.
2996 (remove_referenced_var): Do not remove subvars.
2997 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
2998 (lookup_subvars_for_var): Remove.
2999 (get_subvars_for_var): Likewise.
3000 (get_subvars_at): Likewise.
3001 (get_first_overlapping_subvar): Likewise.
3002 (overlap_subvar): Likewise.
3003 * tree-flow.h (subvar_t): Remove.
3004 (struct var_ann_d): Remove subvars field.
3005 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
3006 argument. Remove special handling of SFTs.
3007 (compute_tag_properties): Likewise.
3008 (set_initial_properties): Likewise.
3009 (compute_call_clobbered): Likewise.
3010 (count_mem_refs): Likewise.
3011 (compute_memory_partitions): Likewise.
3012 (compute_flow_insensitive_aliasing): Likewise.
3013 (setup_pointers_and_addressables): Likewise.
3014 (new_type_alias): Likewise.
3015 (struct used_part): Remove.
3016 (used_portions): Likewise.
3017 (struct used_part_map): Likewise.
3018 (used_part_map_eq): Likewise.
3019 (used_part_map_hash): Likewise.
3020 (free_used_part_map): Likewise.
3021 (up_lookup): Likewise.
3022 (up_insert): Likewise.
3023 (get_or_create_used_part_for): Likewise.
3024 (create_sft): Likewise.
3025 (create_overlap_variables_for): Likewise.
3026 (find_used_portions): Likewise.
3027 (create_structure_vars): Likewise.
3028 * tree.def (STRUCT_FIELD_TAG): Remove.
3029 * tree.h (MTAG_P): Adjust.
3030 (struct tree_memory_tag): Remove base_for_components and
3031 unpartitionable flags.
3032 (struct tree_struct_field_tag): Remove.
3033 (SFT_PARENT_VAR): Likewise.
3034 (SFT_OFFSET): Likewise.
3035 (SFT_SIZE): Likewise.
3036 (SFT_NONADDRESSABLE_P): Likewise.
3037 (SFT_ALIAS_SET): Likewise.
3038 (SFT_UNPARTITIONABLE_P): Likewise.
3039 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
3040 (union tree_node): Remove sft field.
3041 * alias.c (get_alias_set): Remove special handling of SFTs.
3042 * print-tree.c (print_node): Remove handling of SFTs.
3043 * tree-dump.c (dequeue_and_dump): Likewise.
3044 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
3045 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
3046 * tree-predcom.c (set_alias_info): Do not set subvars.
3047 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
3048 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
3049 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
3050 (add_vars_for_offset): Remove.
3051 (add_virtual_operand): Remove special handling of SFTs.
3052 (add_call_clobber_ops): Likewise.
3053 (add_call_read_ops): Likewise.
3054 (get_asm_expr_operands): Likewise.
3055 (get_modify_stmt_operands): Likewise.
3056 (get_expr_operands): Likewise.
3057 (add_to_addressable_set): Likewise.
3058 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
3059 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
3060 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
3061 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
3062 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
3063 (tree_node_structure): Likewise.
3064 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
3066 (find_what_p_points_to): Likewise.
3068 2008-05-08 Sa Liu <saliu@de.ibm.com>
3070 * config/spu/spu.md: Fixed subti3 pattern.
3072 2008-05-08 Richard Guenther <rguenther@suse.de>
3075 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
3076 sure to create a representative for trailing arrays for PTA.
3078 2008-05-08 Richard Guenther <rguenther@suse.de>
3081 * fold-const.c (operand_equal_p): Two objects which types
3082 differ in pointerness are not equal.
3084 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
3086 * calls.c (compute_argument_block_size): Add argument tree fndecl.
3087 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
3088 (emit_library_call_value_1): Add new variable fndecl initialized by
3089 NULL_TREE. It should be the decl type of orgfun, but this information
3090 seems not to be available here, so it uses the default calling abi.
3091 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
3092 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
3093 by TARGET_RETURN_IN_MEMORY.
3094 * config/i386/i386-interix.h: Likewise.
3095 * config/i386/i386.h: Likewise.
3096 * config/i386/i386elf.h: Likewise.
3097 * config/i386/ptx4-i.h: Likewise.
3098 * config/i386/sol2-10.h: Likewise.
3099 * config/i386/sysv4.h: Likewise.
3100 * config/i386/vx-common.h: Likewise.
3101 * config/cris/cris.h: Removed #if 0 clause.
3102 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
3103 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
3105 (ix86_sol10_return_in_memory): Likewise.
3106 (ix86_i386elf_return_in_memory): New.
3107 (ix86_i386interix_return_in_memory): New.
3108 * config/mt/mt-protos.h (mt_return_in_memory): New.
3109 * config/mt/mt.c: Likewise.
3110 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3111 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
3112 * config/bfin/bfin.h: Likewise.
3113 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
3115 * config/bfin/bfin.c: Likewise.
3116 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3117 * config/alpha/unicosmk.h: Likewise.
3118 * config/i386/cygming.h: Likewise.
3119 * config/iq2000/iq2000.h: Likewise.
3120 * config/mips/mips.h: Likewise.
3121 * config/mn10300/mn10300.h: Likewise.
3122 * config/rs6000/rs6000.h: Likewise.
3123 * config/score/score.h: Likewise.
3124 * config/spu/spu.h: Likewise.
3125 * config/v850/v850.h: Likewise.
3126 * defaults.h: Likewise.
3127 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
3128 * expr.c (emit_block_move): Adjust use of
3129 OUTGOING_REG_PARM_STACK_SPACE.
3130 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
3131 OUTGOING_REG_PARM_STACK_SPACE.
3132 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
3134 2008-05-08 Jakub Jelinek <jakub@redhat.com>
3136 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
3137 on OMP_RETURN for OMP_FOR.
3140 * dwarf2out.c (dw_expand_expr, common_check): Removed.
3141 (fortran_common): New function.
3142 (gen_variable_die): Call fortran_common instead of common_check,
3143 adjust for it returning tree instead of rtx. Formatting.
3145 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3149 * see.c (see_copy_insn): Copy new pure const attributes for new call.
3150 * c-decl.c (merge_decls): Ditto.
3151 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
3152 to RTL_CONST_OR_PURE_CALL_P.
3153 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
3154 Initialized DECL_LOOPING_CONST_PURE.
3155 (process_call_operands): Set tree_side_effects properly.
3156 * tree.h (TREE_READONLY_DECL_P): Removed.
3157 (DECL_IS_PURE): Renamed to DECL_PURE_P.
3158 (DECL_LOOPING_OR_CONST_P): New macro.
3159 (struct tree_function_decl): Added looping_const_or_pure_p.
3161 (ECF_LOOPING_OR_CONST_P): New macro.
3162 * rtlanal.c (pure_const_p): Removed.
3163 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
3164 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
3165 to RTL_CONST_CALL_P.
3166 * ipa-pure-const.c (pure_const_state_e): Added looping field.
3167 (check_decl, check_tree, check_call, scan_function): Initialize
3169 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
3170 (static_execute): Set looping true for recursive functions.
3171 Undo setting state to IPA_NEITHER for recursive functions.
3173 * ifcvt.c (noce_can_store_speculate_p): Changed
3174 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
3175 RTL_CONST_OR_PURE_CALL_P.
3176 * dse.c (scan_insn): Ditto.
3177 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
3178 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
3179 RTL_CONST_OR_PURE_CALL_P.
3180 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
3181 pure_call_p to RTL_CONST_CALL_P.
3182 * gimplify.c (gimplify_call_expr): Clear side effects for
3183 non-looping pure and constant calls.
3184 * calls.c (emit_call_1): Set rtl flags from ecf flags.
3185 (flags_from_decl_or_type): Set ecf flags from decl flags.
3186 (initialize_argument_information): Turn off
3187 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
3188 Change const to pure if callee_copies is true rather than just
3190 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
3191 way of marking pure calls.
3192 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
3193 Remove hack that was supposed to fix pr7335 and remove old
3194 way of marking pure calls.
3195 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
3196 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
3197 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
3198 RTL_CONST_OR_PURE_CALL_P.
3199 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
3200 * loop-invariant.c (find_exits, find_invariant_bb): Changed
3201 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
3202 * sched-deps.c (schedule_analyze): Ditto.
3203 * rtl.h (struct rtx_def): Use call field, unchanging field, and
3204 return_val field of calls to represent pure and const function info.
3205 (CONST_OR_PURE_CALL_P): Deleted macro.
3206 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
3207 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
3208 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
3210 * tree-optimize.c (execute_fixup_cfg): Added test for
3211 ECF_LOOPING_CONST_OR_PURE.
3212 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
3214 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
3215 effects for looping pure or const calls.
3216 (verify_gimple_expr): Added verification code.
3217 * config/alpha/alpha.c (alpha_legitimize_address,
3218 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
3220 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
3221 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
3222 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
3223 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
3224 RTL_CONST_OR_PURE_CALL_P.
3225 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
3226 and const calls to be deleted.
3228 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3231 * config/i386/mmx.md (mmx_subv2sf3): New expander.
3232 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
3233 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
3234 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3235 to handle nonimmediate operands.
3236 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
3237 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
3238 to handle nonimmediate operands.
3239 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
3240 (mmx_pmulhrwv4hi3): New expander. Use
3241 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3242 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
3243 (sse2_umulv1siv1di3): New expander. Use
3244 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3245 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
3246 (mmx_eq<mode>3): New expander. Use
3247 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3248 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
3249 (mmx_uavgv8qi3): New expander. Use
3250 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3251 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
3252 (mmx_uavgv4hi3): New expander. Use
3253 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3255 * config/i386/sse.md
3256 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
3257 to handle nonimmediate operands.
3258 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
3259 to handle nonimmediate operands.
3260 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
3261 to handle nonimmediate operands.
3262 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
3263 to handle nonimmediate operands.
3264 (sse2_unpckhpd_exp): New expander. Use
3265 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3266 (sse2_unpcklpd_exp): New expander. Use
3267 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3268 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
3269 to handle nonimmediate operands.
3270 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
3271 to handle nonimmediate operands.
3272 (*sse2_<plusminus_insn><mode>3): Rename from
3273 sse2_<plusminus_insn><mode>3 insn pattern.
3274 (sse2_<plusminus_insn><mode>3): New expander. Use
3275 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3276 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
3277 (sse2_umulv2siv2di3): New expander. Use
3278 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3279 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
3280 (sse4_1_mulv2siv2di3): New expander. Use
3281 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3282 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
3283 (sse2_pmaddwd): New expander. Use
3284 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3285 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
3286 (sse2_eq<mode>3): New expander. Use
3287 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3288 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
3289 (sse4_1_eqv2di3): New expander. Use
3290 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3291 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3292 (sse2_uavgv16qi3): New expander. Use
3293 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3294 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3295 (sse2_uavgv16qi3): New expander. Use
3296 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3297 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
3298 (sse2_uavgv8hi3): New expander. Use
3299 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3300 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
3301 (ssse3_pmulhrswv8hi3): New expander. Use
3302 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3303 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
3304 (ssse3_pmulhrswv4hi3): New expander. Use
3305 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3307 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
3308 (<sse>_vmmul<mode>3): Ditto.
3309 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
3311 (ssse3_pmaddubsw128): Use register_operand for operand 1.
3312 (ssse3_pmaddubsw): Ditto.
3314 * config/i386/i386.c (struct_builtin_description)
3315 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
3316 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
3317 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
3318 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
3319 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
3320 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
3321 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
3322 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
3323 (ix86_fixup_binary_operands): Assert that src1
3324 and src2 must have the same mode when swapped.
3325 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
3326 and ix86_binary_operator_ok. Do not force operands in registers
3329 2008-05-07 Jan Hubicka <jh@suse.cz>
3331 * cgraph.c (dump_cgraph_node): Update.
3332 * cgraph.h (cgraph_local_info): Break out inline summary.
3333 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
3335 * ipa-inline (inline_summary): New accestor function.
3336 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
3337 cgraph_decide_inlining, compute_inline_parameters): Update.
3338 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
3340 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
3342 Cleanup ColdFire scheduling support and add V4 pipeline model.
3344 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
3345 (define_attr cpu): Add cfv4 value.
3346 (define_attr type, define_attr type1): Merge into a single 'type'
3347 attribute. Update all uses.
3348 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
3349 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
3351 (define_attr opx_mem, define_attr opy_mem): Remove.
3352 (define_attr op_mem): Clean up, update comment.
3353 (define_attr size): Use specific values instead of general int.
3354 (define_attr guess, define_attr split): Remove. Update all uses.
3355 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
3356 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
3357 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
3358 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
3359 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
3360 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
3361 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
3362 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
3363 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
3364 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
3365 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
3366 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
3367 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
3368 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
3369 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
3370 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
3371 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
3372 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
3373 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
3374 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
3375 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
3376 Update or set attributes.
3377 (stack_tie): New fake instruction.
3379 * config/m68k/m68k.h (TUNE_CFV4): New macro.
3380 (m68k_sched_attr_size): Update declaration.
3381 (m68k_sched_attr_type2): Remove.
3382 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
3383 Declare new bypass predicates.
3385 * config/m68k/m68k.c (m68k_sched_issue_rate,
3386 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
3388 (TARGET_SCHED_ISSUE_RATE,
3389 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
3390 (override_options): Handle scheduling for ColdFire V4 core.
3391 (m68k_expand_prologue): Emit stack_tie.
3392 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
3393 'OP_TYPE_FPN'. Update all uses.
3394 (sched_guess_p): Remove.
3395 (sched_address_type): Handle symbolic addresses.
3396 (sched_get_operand): New static function.
3397 (sched_operand_type): Merge into sched_attr_op_type.
3398 (sched_attr_op_type): Handle FP registers, handle quick constants,
3400 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
3401 (m68k_sched_attr_size): Update. Move logic to ...
3402 (sched_get_attr_size_int): New static function.
3403 (sched_get_opxy_mem_type): New static function.
3404 (m68k_sched_attr_op_mem): Update.
3405 (m68k_sched_attr_type2): Remove.
3406 (sched_cfv4_bypass_data): New static variable.
3407 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
3408 (m68k_sched_issue_rate): Implement scheduler hook.
3409 (struct _sched_ib: enabled_p): New field.
3410 (m68k_sched_variable_issue): Update. Handle V4.
3411 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
3412 sched_dump_class_func_t, sched_dump_split_class,
3413 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
3414 sched_dump_dfa_class, m68k_sched_dump): Remove.
3415 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
3417 (m68k_sched_init_global): Remove statisctics dumping, introduce
3418 sanity check that all instructions have pipeline reservations. Handle
3420 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
3421 Handle ColdFire V4 core.
3422 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
3423 New static functions.
3424 (m68k_sched_address_bypass_p): New bypass predicate.
3425 (sched_get_indexed_address_scale): New static function.
3426 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
3428 * cf.md: Update comments.
3429 (define_attr type2): Remove. Use 'type' attribute instead.
3431 (cf_ib): Rename to cfv123_ib. Update all uses.
3432 (cf_oep): Rename to cfv123_oep. Update all uses.
3433 (cf_chr): Rename to cfv123_chr. Update all uses.
3434 (cf_mem): Rename to cfv123_mem. Update all uses.
3435 (cf_mac): Move to more appropriate place.
3436 (cfv123_guess): New automaton and cpu_unit.
3437 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
3438 Update uses of 'size' attribute. Handle before reload scheduling.
3439 (cfv123_guess): New dummy reservation for unhandled instructions.
3440 (cfv4_*): Pipeline description of ColdFire V4 core.
3441 (ignore): New reservation to handle 'ignore' type.
3443 2008-05-07 Ian Lance Taylor <iant@google.com>
3446 * gimplify.c (find_single_pointer_decl_1): Don't look through
3448 (find_single_pointer_decl): Adjust comments.
3450 2008-05-07 Jakub Jelinek <jakub@redhat.com>
3453 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
3454 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
3457 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
3458 integral type rather than floating point, then VIEW_CONVERT_EXPR
3459 to the floating point type.
3461 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3463 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
3464 TFmode op0 to register.
3466 2008-05-07 Alan Modra <amodra@bigpond.net.au>
3468 * c-decl.c (grokdeclarator): Comment typo.
3470 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
3472 * tree-flow.h: Remove prototype for computed_goto_p.
3473 * tree-cfg.c (computed_goto_p): Make static.
3475 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
3478 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
3479 (contains_aligned_value_p): This. Handle _Decimal128.
3480 (ix86_function_arg_boundary): Only align _Decimal128 to its
3481 natural boundary and handle it properly.
3483 2008-05-06 Martin Jambor <mjambor@suse.cz>
3485 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
3486 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
3487 (ipcp_method_set_orig_node): Removed.
3488 (ipcp_cval_get_cvalue_type): Removed.
3489 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
3490 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
3491 (ipcp_cval_set_cvalue_type): Removed.
3492 (ipcp_cval_get_cvalue): Removed.
3493 (ipcp_cval_set_cvalue): Removed.
3494 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
3495 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
3496 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
3497 (ipcp_cval_meet): Renamed to ipa_lattice_meet
3498 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
3499 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
3500 (ipcp_get_ith_lattice): Changed parameters.
3501 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
3502 (ipcp_lattice_from_jfunc): Changed parameters.
3503 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
3504 (ipcp_method_cval_print): Added temporary variable info.
3505 (ipcp_redirect): Removed already unused local variable caller.
3506 (ipcp_redirect): New temporary variable orig_callee_info
3507 (ipcp_redirect): Removed newly unused local variable callee.
3508 (ipcp_redirect): Removed (a bit confusing) local variable type.
3509 (ipcp_insert_stage): Added local variable info.
3510 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
3512 (ipcp_formal_create): Removed.
3513 (ipcp_method_cval_set): Removed.
3514 (ipcp_propagate_stage): Renamed lattice variables.
3515 (ipcp_method_cval_set_cvalue_type): Removed.
3516 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
3517 (ipcp_print_all_lattices): Changed printed strings to refer to
3518 lattices rather than cvals.
3519 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
3520 (ipcp_propagate_const): Changed formal parameters.
3521 (build_const_val): Changed formal parameters.
3522 (ipcp_insert_stage): Removed useless variable cvalue
3523 (build_const_val): Changed formal parameters.
3524 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
3525 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
3526 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
3527 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
3528 (ipcp_print_func_profile_counts): Changed string from "method" to
3530 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
3531 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
3532 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
3533 (ipcp_structures_print): Renamed to ipcp_print_all_structures
3534 (ipcp_profile_print): Renamed to ipcp_print_profile_data
3535 (ipcp_lat_is_const): Changed parameters and made inline.
3536 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
3537 (ipcp_redirect): Renamed to ipcp_need_redirect_p
3538 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
3539 the predicate condition directly
3540 (ipcp_propagate_stage): Added local variable args. Removed local
3541 variable callee. (Both are mere code simplifications.)
3542 (ipcp_method_dont_insert_const): Renamed to
3543 ipcp_node_not_modifiable_p.
3544 (ipcp_node_not_modifiable_p): Made inline.
3545 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
3546 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
3547 (ipcp_print_all_lattices): Removed variable cvalue
3548 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
3551 2008-05-06 Olivier Hainque <hainque@adacore.com>
3553 * tree-sra.c (try_instantiate_multiple_fields): Early return
3554 if field has POINTER_TYPE.
3556 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
3558 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
3559 by using 'q' specifier for instruction.
3560 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
3562 2008-05-06 Anatoly Sokolov <aesok@post.ru>
3564 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
3565 Change mode of zero_extract from QImode to HImode.
3566 (sign bit tests peepholes): (Ditto.).
3568 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
3570 * config/i386/mmx.md: Remove double backslashes from asm templates.
3571 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
3572 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3573 to handle nonimmediate operands.
3574 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
3575 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3576 to handle nonimmediate operands.
3577 (*mmx_<code>v2sf3_finite): New insn pattern.
3578 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
3579 (mmx_<code>v2sf3): New expander. Use
3580 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3581 (mmx_<plusminus_insn><mode>3): New expander. Use
3582 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3583 (*mmx_<plusminus_insn><mode>3): New insn pattern.
3584 (mmx_add<mode>3): Removed.
3585 (mmx_ssadd<mode>3): Ditto.
3586 (mmx_usadd<mode>3): Ditto.
3587 (mmx_sub<mode>3): Ditto.
3588 (mmx_sssub<mode>3): Ditto.
3589 (mmx_ussub<mode>3): Ditto.
3590 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
3591 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
3592 to handle nonimmediate operands.
3593 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
3595 (mmx_smulv4hi3_highpart): New expander. Use
3596 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3597 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
3599 (mmx_umulv4hi3_highpart): New expander. Use
3600 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3601 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
3602 (mmx_<code>v4hi3): New expander. Use
3603 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3604 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
3605 (mmx_<code>v8qi3): New expander. Use
3606 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3607 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
3608 (mmx_<code><mode>3): New expander. Use
3609 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3611 2008-05-05 Jan Hubicka <jh@suse.cz>
3613 PR tree-optimization/36118
3614 * passes.c (pass_init_dump_file): Fix dump header.
3616 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3619 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
3620 VCE for function decls.
3622 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
3624 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
3626 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
3628 * config/i386/i386.md (sat_plusminus): New.
3629 (plusminus_insn): Likewise.
3630 (plusminus_mnemonic): Likewise.
3632 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
3633 (*<addsub><mode>3_cc_overflow): Renamed to ...
3634 (*<plusminus_insn><mode>3_cc_overflow): This.
3635 (*<addsub>si3_zext_cc_overflow): Renamed to ...
3636 (*<plusminus_insn>si3_zext_cc_overflow): This.
3638 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
3639 (<plusminus_insn><mode>3): This.
3640 (*<addsub><mode>3): Renamed to ...
3641 (*<plusminus_insn><mode>3): This.
3642 (<sse>_vm<addsub><mode>3): Renamed to ...
3643 (<sse>_vm<plusminus_insn><mode>3): This.
3644 (sse3_h<addsub>v4sf3): Renamed to ...
3645 (sse3_h<plusminus_insn>v4sf3): This.
3646 (sse3_h<addsub>v2df3): Renamed to ...
3647 (sse3_h<plusminus_insn>v2df3): This.
3648 (<plusminus_insn><mode>3): New.
3649 (*<plusminus_insn><mode>3): Likewise.
3650 (sse2_<plusminus_insn><mode>3): Likewise.
3651 (add<mode>): Removed.
3652 (*add<mode>3): Likewise.
3653 (sse2_ssadd<mode>3): Likewise.
3654 (sse2_usadd<mode>3): Likewise.
3655 (sub<mode>3): Likewise.
3656 (*sub<mode>3): Likewise.
3657 (sse2_sssub<mode>3): Likewise.
3658 (sse2_ussub<mode>3): Likewise.
3660 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
3662 * gthr-single.h: Add in required interface elements as per gthr.h.
3663 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
3664 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
3665 Generalize UNUSED macro.
3666 (__gthread_once): Add.
3667 (__gthread_key_create): Add.
3668 (__gthread_key_delete): Add.
3669 (__gthread_getspecific): Add.
3670 (__gthread_setspecific): Add.
3672 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
3674 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
3675 the same size types for the indirect reference on the rhs, then
3678 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
3680 * config/i386/i386.md
3681 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
3682 one insn template instead of template series.
3683 (*xordi_1_rex64): Ditto.
3684 (*xordi_2_rex64): Ditto.
3686 2008-05-05 Ira Rosen <irar@il.ibm.com>
3688 PR tree-optimization/36119
3689 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
3692 2008-06-04 Jan Hubicka <jh@suse.cz>
3694 tree-optimization/36100
3695 * tree-pass.h (pass_O0_always_inline): Declare.
3696 * ipa-inline.c (inline_transform): Remove dead code.
3697 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
3698 pass_O0_always_inline): New.
3699 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
3701 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
3703 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
3704 mnemonic in this_param move for TARGET_64BIT.
3706 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
3708 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
3709 (*strmovsi_rex_1): Ditto.
3710 (*strsetsi_1): Ditto.
3711 (*strsetsi_rex_1): Ditto.
3713 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
3714 adddicc expanders using SWI mode iterator.
3716 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
3719 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
3722 2008-05-04 David S. Miller <davem@davemloft.net>
3724 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
3725 (sparc*-*-linux*): Use linux.h in tm_file.
3726 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
3727 compiler defaulting to 32-bit.
3728 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
3730 * config/sparc/linux.h: Remove definitions now obtained
3731 properly from linux.h
3732 * config/sparc/linux64.h: Likewise.
3733 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
3734 don't want this setting for 32-bit builds in a biarch compiler.
3735 * doc/install.texi: Add sparc-linux to list of targets
3736 supporting --enable-targets=all.
3738 2008-05-03 Andrew Pinski <pinskia@gmail.com>
3740 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
3742 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
3744 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
3745 after V4SI_FTYPE_V8HI.
3746 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
3747 case V4SI_FTYPE_V2DF.
3749 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
3751 * doc/invoke.texi (max-flow-memory-locations): Removed.
3752 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
3754 2008-05-03 Richard Guenther <rguenther@suse.de>
3757 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
3759 2008-05-02 David S. Miller <davem@davemloft.net>
3761 * config.gcc (need_64bit_hwint): Document libcpp dependency.
3763 2008-05-02 Simon Baldwin <simonb@google.com>
3766 * c-common.h (warn_array_subscript_range): Removed.
3767 * c-common.c (warn_array_subscript_range): Ditto.
3768 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
3769 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
3771 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3773 * config/i386/i386.c (ix86_special_builtin_type): New.
3774 (bdesc_special_args): Likewise.
3775 (ix86_expand_special_args_builtin): Likewise.
3776 (ix86_init_mmx_sse_builtins): Updated.
3777 (ix86_expand_builtin): Updated.
3778 (ix86_expand_store_builtin): Removed.
3779 (ix86_expand_unop_builtin): Likewise.
3781 * config/i386/mm3dnow.h (__v2sf): Moved to ...
3782 * config/i386/mmintrin.h (__v2sf): Here.
3784 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
3786 (_mm_loadl_pi): Likewise.
3787 (_mm_storeh_pi): Replace __v2si with __v2sf.
3788 (_mm_storel_pi): Likewise.
3790 * doc/extend.texi: Correct __builtin_ia32_loadhps,
3791 __builtin_ia32_loadlps, __builtin_ia32_storehps,
3792 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
3793 __builtin_ia32_loadlpd.
3795 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3797 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
3798 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
3799 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
3800 (ix86_init_mmx_sse_builtins): Updated.
3801 (ix86_expand_args_builtin): Likewise.
3802 (ix86_expand_builtin): Likewise.
3803 (ix86_expand_unop1_builtin): Renamed to ...
3804 (ix86_expand_unop_vec_merge_builtin): This.
3806 2008-05-01 Jan Hubicka <jh@suse.cz>
3809 * ipa-inline.c (inline_generate_summary): Make static.
3810 (inline_transform): Do not call inlining at -O0; make static.
3811 * passes.c (execute_todo): Add sanity check.
3812 (execute_one_ipa_transform_pass): Execute proper flags.
3814 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
3816 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
3817 (DECL_NONADDRESSABLE_P): Likewise.
3818 * alias.c (record_component_aliases): Fix comment.
3820 2008-05-01 Simon Baldwin <simonb@google.com>
3822 * c-common.h (warn_array_subscript_range): New function.
3823 * c-common.c (warn_array_subscript_range): Ditto.
3824 * tree-vrp.c (check_array_ref): Corrected code to agree with
3825 comment, ignoring only arrays of size 0 or size 1.
3826 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
3828 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3830 * config/i386/i386.c (ix86_builtin_type): Replace
3831 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
3832 (bdesc_args): Updated.
3833 (ix86_init_mmx_sse_builtins): Likewise.
3834 (ix86_expand_args_builtin): Likewise.
3836 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
3839 * doc/extend.texi: Correct __builtin_ia32_palignr.
3841 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3844 * config/i386/i386.c (bdesc_crc32): Removed.
3845 (ix86_expand_crc32): Likewise.
3846 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
3847 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
3848 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
3849 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
3850 UINT_FTYPE_UINT_UCHAR.
3851 (bdesc_args): Updated. Add crc32 builtins.
3852 (ix86_init_mmx_sse_builtins): Updated.
3853 (ix86_expand_args_builtin): Updated to support subreg.
3855 * doc/extend.texi: Correct __builtin_ia32_crc32di.
3857 2008-05-01 Jan Hubicka <jh@suse.cz>
3859 * tree-pass.h (opt_pass): Add IPA_PASS.
3860 (varpool_node, cgraph_node): Forward declare.
3861 (ipa_opt_pass): Define.
3862 (pass_ipa_inline): Turn into ipa_opt_pass.
3863 (pass_apply_inline): Remove.
3864 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
3865 (apply_inline): Turn into ....
3866 (inline_transform): ... this one.
3867 (inline_generate_summary): New function.
3868 (pass_apply_inline): Remove.
3869 * function.h (ipa_opt_pass): Forward declare structure; typedef;
3871 (struct function): Add ipa_transforms_to_apply.
3872 * passes.c (register_one_dump_file): Work on IPA_PASS.
3873 (init_optimization_passes): Remove pass_inline_parameters and
3875 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
3876 (execute_one_pass) ... here; apply transforms when possible.
3877 (add_ipa_transform_pass, execute_ipa_summary_asses,
3878 execute_one_ipa_transform_pass): New.
3879 (execute_ipa_pass_list): Update for IPA_PASS type.
3881 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3883 * config/i386/i386.c (ix86_builtin_type): Add
3884 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
3885 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
3886 (bdesc_args): Add SSE4a builtins.
3887 (ix86_init_mmx_sse_builtins): Updated.
3888 (ix86_expand_args_builtin): Likewise.
3889 (ix86_expand_builtin): Likewise.
3891 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3893 * config/i386/i386.c (ix86_builtin_type): Add
3894 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
3895 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
3896 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
3897 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
3898 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
3899 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
3900 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
3901 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
3902 and DI_FTYPE_DI_DI_INT.
3903 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
3904 (ix86_init_mmx_sse_builtins): Updated.
3905 (ix86_expand_args_builtin): Likewise.
3906 (ix86_expand_builtin): Likewise.
3907 (ix86_expand_binop_imm_builtin): Removed.
3909 * doc/extend.texi: Correct __builtin_ia32_palignr128.
3911 2008-04-30 Richard Guenther <rguenther@suse.de>
3913 PR tree-optimization/32921
3914 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
3916 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
3918 * config/arm/arm.c (arm_unwind_emit): Use
3919 crtl->all_throwers_are_sibcalls instead of
3920 cfun->all_throwers_are_sibcalls.
3921 (arm_output_fn_unwind): Likewise.
3922 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
3923 instead of cfun->uses_pic_offset_table.
3924 (frv_expand_prologue): Likewise.
3925 (frv_frame_pointer_required): Likewise.
3926 (frv_expand_fdpic_call): Likewise.
3927 (frv_emit_movsi): Likewise.
3928 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
3929 cfun->returns_pcc_struct instead of
3930 current_function_returns_pcc_struct.
3931 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
3932 instead of cfun->calls_eh_return.
3933 (m32c_pushm_popm): Likewise.
3934 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
3935 "extern" declaration.
3937 2008-04-30 Richard Guenther <rguenther@suse.de>
3939 PR tree-optimization/21636
3940 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
3942 (evaluate_stmt): Print the likely value.
3943 (ccp_visit_stmt): Avoid excessive vertical spacing.
3945 2008-04-30 Rafael Espindola <espindola@google.com>
3947 * builtins.c (fold_call_expr): Return realret.
3948 * tree-ssa-threadedge.c
3949 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
3950 __builtin_object_size.
3952 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
3954 * gcc.c (wrapper_string): New variable.
3955 (insert_wrapper): New function.
3956 (execute): New option -wrapper.
3957 * doc/invoke.texi (Overall Options): New driver option -wrapper.
3959 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
3961 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
3962 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
3963 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
3965 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
3966 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
3967 config/rs6000/e500crtres64gprctr.asm,
3968 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
3969 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
3970 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
3971 config/rs6000/e500crtsav64gprctr.asm,
3972 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
3973 config/rs6000/e500crtsavg64gprctr.asm: New files.
3974 * config/rs6000/t-ppccomm: Add build rules for new files.
3975 (LIB2FUNCS_STATIC_EXTRA): Add new files.
3976 * config/rs6000/t-netbsd: Add build rules for new files.
3977 (LIB2FUNCS_STATIC_EXTRA): New variable.
3978 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
3979 (CRTSAVRES_DEFAULT_SPEC): Likewise.
3980 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
3982 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
3984 * config/i386/i386.c (ix86_builtin_type): Add
3985 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
3986 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
3987 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
3988 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
3989 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
3990 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
3991 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
3992 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
3993 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
3994 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
3995 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
3996 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
3997 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
3998 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
3999 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
4000 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
4001 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
4002 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
4003 V1DI_FTYPE_V2SI_V2SI.
4004 (bdesc_2arg): Moved to ...
4006 (ix86_init_mmx_sse_builtins): Updated.
4007 (ix86_expand_args_builtin): Updated. Take a pointer
4008 to const struct builtin_description. Handle comparison
4010 (ix86_expand_sse_compare): Take a new argument for swapping operands.
4011 (ix86_expand_builtin): Updated.
4013 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
4014 (ssse3_pmaddubsw128): This.
4015 (ssse3_pmaddubswv4hi3): Renamed to ...
4016 (ssse3_pmaddubsw): This.
4018 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
4019 (__builtin_ia32_packssdw128): Likewise.
4020 (__builtin_ia32_packuswb128): Likewise.
4021 (__builtin_ia32_pmaddubsw): Likewise.
4022 (__builtin_ia32_pmaddubsw128): Likewise.
4024 2008-04-30 Richard Guenther <rguenther@suse.de>
4026 PR tree-optimization/14847
4027 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
4028 (recognize_bits_test): Use it.
4029 (recognize_single_bit_test): Likewise.
4031 2008-04-30 Martin Jambor <mjambor@suse.cz>
4033 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
4034 instead of setting number of formal parameters to zero.
4035 (ipcp_init_stage): Do not set the number of actual parameters to zero
4037 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
4038 which are called with variable number of arguments.
4039 (ipcp_insert_stage): Explicitely skipping all nodes which are
4040 called with variable number of arguments.
4041 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
4042 number of parameters.
4044 * ipa-prop.h (struct ipa_node_params): Added flag
4045 called_with_var_arguments
4046 (ipa_set_param_count): Added. Changed sole setter to use it.
4047 (ipa_get_param_count): Added. All readers of param_count
4048 converted to use it instead.
4049 (ipa_set_called_with_variable_arg): Added.
4050 (ipa_is_called_with_var_arguments): Added.
4051 (ipa_get_ith_param): Added. All readers of param_decls converted
4053 (ipa_set_cs_argument_count): Added, sole writer to argument_count
4055 (ipa_get_cs_argument_count): Added, all readers of argument_count
4057 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
4060 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
4061 (struct ipcp_lattice): Renamed cval_type to type
4062 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
4064 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
4065 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
4066 (ipcp_insert_stage): Changed the type of variable cvalue to tree
4067 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
4068 (build_const_val): Changed the type of parameter cvalue to tree
4069 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
4070 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
4072 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
4075 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
4076 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
4077 (ipa_add_method): Renamed to ipa_push_func_to_list
4078 (ipa_remove_method): Renamed to ipa_pop_func_from_list
4079 (ipa_callsite_param_count): Removed.
4080 (ipa_callsite_param_count_set): Removed.
4081 (ipa_callsite_param): Removed.
4082 (ipa_callsite_callee): Removed.
4083 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
4084 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
4085 (ipa_method_formal_count): Removed.
4086 (ipa_method_formal_count_set): Removed.
4087 (ipa_method_get_tree): Removed.
4088 (ipa_method_tree_map_create): Removed.
4089 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
4090 (ipa_create_param_decls_array): Creates the array itself
4091 (ipa_create_param_decls_array): Temporary variable info instead of
4093 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
4094 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
4095 (get_type): Removed.
4096 (ipa_jf_get_info_type): Removed.
4097 (ipa_node_create): Renamed to ipa_create_node_params
4098 (ipa_free): Renamed to ipa_free_all_node_params
4099 (ipa_nodes_create): Renamed to ipa_create_all_node_params
4100 (ipa_edges_create): Renamed to ipa_create_all_edge_args
4101 (ipa_edges_free): Renamed to ipa_free_all_edge_args
4102 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
4103 (ipa_free_all_node_params): Deallocation to jump_functions moved to
4104 ipa_free_all_edge_args
4105 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
4106 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
4107 (ipa_create_methodlist_node): Removed.
4108 (ipa_methodlist_method): Removed.
4109 (ipa_methodlist_method_set): Removed.
4110 (ipa_methodlist_next_method): Removed.
4111 (ipa_methodlist_next_method_set): Removed.
4112 (ipa_method_is_modified): Removed.
4113 (ipa_method_modify_create): Removed.
4114 (ipa_method_modify_init): Temporary variable info instead of a few
4116 (ipa_detect_param_modifications): Temporary variable info instead of
4118 (ipa_compute_jump_functions): Temporary variable info instead of
4120 (ipa_method_modify_set): Removed.
4121 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
4122 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
4123 than craph_node as the first parameter.
4124 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
4125 (ipa_method_modify_init): Removed.
4126 (ipa_compute_jump_functions): Added a temp variable instead of
4127 repeatadly dereferencing the cgraph_edge.aux pointer
4128 (ipa_callsite_param_set_type): Removed.
4129 (ipa_compute_jump_functions): i renamed to index and moved to
4131 (ipa_callsite_param_set_info_type_formal): Removed.
4132 (ipa_callsite_param_set_info_type): Removed.
4133 (ipa_callsite_param_map_create): Removed.
4134 (ipa_callsite_tree): Removed.
4135 (ipa_callsite_caller): Removed.
4136 (ipa_pop_func_from_list): return_method removed to return_func
4138 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
4139 prefixed all values with IPA_. Changed all users.
4140 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
4141 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
4142 and FORMAL_IPATYPE IPA_PASS_THROUGH.
4143 (union parameter_info): Renamed to jump_func_value.
4144 (union jump_func_value): Renamed value to constant
4145 (struct ipa_jump_func): Renamed info_type to value
4146 (struct ipa_node): Renamed to ipa_node_params
4147 (struct ipa_node_params): Renamed ipa_arg_num to param_count
4148 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
4149 (struct ipa_node_params): Renamed ipa_mod to modified_flags
4150 (struct ipa_edge): Renamed to ipa_edge_args
4151 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
4152 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
4153 (struct ipa_methodlist): Renamed to ipa_func_list
4154 (struct ipa_func_list): method_p renamed to node, next_method
4156 (ipa_methodlist_p): Removed, switched all users to struct pointer
4157 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
4159 2008-04-30 Alan Modra <amodra@bigpond.net.au>
4161 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
4162 (rs6000_emit_epilogue): Use backchain to restore only when we
4163 have a large frame. Make use of frame pointer to restore if we
4164 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
4166 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
4168 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
4169 Add mode to zero_extract.
4170 (sign bit tests peepholes): (Ditto.).
4172 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
4174 * config/i386/i386.c (ix86_builtins): Replace Prescott New
4175 Instructions in comments with SSE3.
4176 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
4177 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
4178 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
4179 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
4180 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
4181 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
4182 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
4183 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
4184 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
4185 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
4186 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
4187 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
4188 (bdesc_sse_args): Renamed to ...
4189 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
4190 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
4191 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
4193 (bdesc_1arg): Moved to ...
4195 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
4196 Instructions in comments with SSE3.
4197 (ix86_expand_sse_operands_builtin): Renamed to ...
4198 (ix86_expand_args_builtin): This. Updated.
4199 (ix86_expand_unop1_builtin): Update comments.
4200 (ix86_expand_builtin): Updated.
4202 2008-04-29 Richard Guenther <rguenther@suse.de>
4204 PR tree-optimization/36078
4205 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
4206 Update virtual SSA form after cleaning up the CFG.
4208 2008-04-29 Richard Guenther <rguenther@suse.de>
4211 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
4213 2008-04-29 Richard Guenther <rguenther@suse.de>
4215 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
4216 (compute_may_aliases): Do not call finalize_ref_all_pointers.
4217 (compute_flow_insensitive_aliasing): Do not treat
4218 PTR_IS_REF_ALL pointers special.
4219 (get_smt_for): Likewise.
4220 (may_alias_p): Re-structure.
4221 (is_escape_site): A ref-all pointer conversion is not an escape site.
4222 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
4223 PTR_IS_REF_ALL pointers special.
4224 * tree-ssa-structalias.h (struct alias_info): Remove
4225 ref_all_symbol_mem_tag field.
4226 (PTR_IS_REF_ALL): Remove.
4228 2008-04-29 Richard Guenther <rguenther@suse.de>
4231 * fold-const.c (extract_muldiv_1): In combining division constants
4232 make sure to never overflow.
4234 2008-04-29 Nick Clifton <nickc@redhat.com>
4236 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
4238 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4241 * optc-gen.awk: Work around HP-UX/IA awk bug.
4243 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
4245 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
4248 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4251 * config/i386/i386.md
4252 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
4253 Change operand 1 predicate to nonimmediate_operand.
4255 2008-04-28 Jakub Jelinek <jakub@redhat.com>
4258 * dwarf2out.c (struct die_struct): Mark as chain_circular through
4260 * gengtype.c (walk_type, write_func_for_structure): Handle
4262 * doc/gty.texi: Document chain_circular.
4264 2008-04-28 Richard Guenther <rguenther@suse.de>
4266 PR tree-optimization/36066
4267 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
4270 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4273 * config/i386/i386.md
4274 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
4275 Use match_scratch instead of match_operand for operands 3 and 4.
4277 2008-04-27 Richard Guenther <rguenther@suse.de>
4279 PR tree-optimization/18754
4280 PR tree-optimization/34223
4281 * tree-pass.h (pass_complete_unrolli): Declare.
4282 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
4283 loop size before and after unconditionally of UL_NO_GROWTH in effect.
4284 Rewrite loop into loop closed SSA form if it is not already.
4285 (tree_unroll_loops_completely): Re-structure to iterate over
4286 innermost loops with intermediate CFG cleanups.
4287 Unroll outermost loops only if requested or the code does not grow
4289 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
4290 loops are available.
4291 (tree_vectorize): Instead do so here.
4292 (tree_complete_unroll): Also unroll outermost loops.
4293 (tree_complete_unroll_inner): New function.
4294 (gate_tree_complete_unroll_inner): Likewise.
4295 (pass_complete_unrolli): New pass.
4296 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
4297 uses outside of the loop.
4298 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
4299 form if it is available.
4300 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
4301 * passes.c (init_optimization_passes): Schedule complete inner
4302 loop unrolling pass before the first CCP pass after final inlining.
4304 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
4306 * targhooks.h (default_emutls_var_fields,
4307 default_emutls_var_init): Declare.
4308 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
4309 * target.h (struct gcc_target): Add struct emutls member.
4310 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
4311 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
4312 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
4313 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
4314 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
4315 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
4316 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
4317 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
4318 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
4319 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
4320 emit debug information.
4321 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
4322 * varasm.c: Include targhooks.h.
4323 (emutls_object_section, emutls_tmpl_section): New.
4324 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
4325 (EMUTLS_SEPARATOR): New.
4327 (get_emutls_object_name): New.
4328 (default_emutls_var_fields): New, broken out of ...
4329 (get_emutls_object_type): ... here. Adjust to use target hooks.
4330 (get_emutls_init_templ_addr): Adjust to use target hooks.
4331 (emutls_decl): Adjust to use target hooks.
4332 (emutls_finish): Likewise.
4333 (default_emutls_var_init): New, broken out of ...
4334 (assemble_variable): ... here. Adjust to use target hooks.
4335 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
4337 * c-common.c (handle_section_attribute): Prevent overriding
4338 sections for emulated tls with special sections.
4339 * config/i386/i386.c (x86_64_elf_select_section): Add
4340 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
4341 (x86_64_elf_unique_section): Likewise.
4342 * config/vxworks.c: Include tree.h.
4343 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
4344 (vxworks_override_options): Set TLS scheme.
4345 * doc/tm.texi (Emulated TLS): New node.
4347 2008-04-26 Simon Baldwin <simonb@google.com>
4350 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
4351 with propagated string constants.
4353 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
4355 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
4356 constraint for operand 2 when operand 0 is memory operand.
4357 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
4358 operand 0 is memory operand.
4359 (fix_trunc<mode>_i387_with_temp): Ditto.
4360 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
4361 operand 2 when operand 1 is memory operand.
4362 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
4363 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
4364 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
4365 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
4366 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
4367 operands 2,3 and 4 when operand 1 is memory operand.
4368 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
4370 (fistdi2_floor_with_temp): Ditto.
4371 (fist<mode>2_floor_with_temp): Ditto.
4372 (fistdi2_ceil_with_temp): Ditto.
4373 (fist<mode>2_ceil_with_temp): Ditto.
4374 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
4376 2008-04-26 David Daney <ddaney@avtrex.com>
4378 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
4380 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
4381 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
4382 UNSPEC_UPDATE_GOT_VERSION): Renumber.
4383 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
4384 (compare_and_swap_12): New insn.
4385 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
4386 * config/mips/mips.c (mips_force_binary): New function.
4387 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
4388 (mips_expand_compare_and_swap_12): New function.
4389 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
4391 2008-04-25 Jan Hubicka <jh@suse.cz>
4394 * cfgexpand.c (pass_expand): Turn into RTL pass.
4395 * passes.c (execute_one_pass): Do pass typechecking after execution.
4396 * tree-pass.h (pass_expand): Turn into RTL pass.
4398 * function.h (struct rtl_data): Move here fields
4399 accesses_prior_frames, calls_eh_return, saves_all_registers,
4400 has_nonlocal_goto, has_asm_statement, is_thunk,
4401 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
4402 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
4403 arg_pointer_save_area_init from struct function; turn into bool.
4404 (struct function): Move
4405 calls_eh_return, saves_all_registers, has_nonlocal_goto,
4406 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
4407 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
4408 tail_call_emit, arg_pointer_save_area_init
4409 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
4410 (current_function_returns_struct, current_function_returns_pcc_struct,
4411 current_function_calls_setjmp, current_function_calls_alloca,
4412 current_function_accesses_prior_frames,
4413 current_function_calls_eh_return, current_function_is_thunk,
4414 current_function_stdarg, current_function_profile,
4415 current_function_limit_stack, current_function_uses_pic_offset_table,
4416 current_function_uses_const_pool, current_function_has_nonlocal_label,
4417 current_function_saves_all_registers,
4418 current_function_has_nonlocal_goto,
4419 current_function_has_asm_statement): Remove accesor macros.
4420 * ra-conflict.c (global_conflicts): Update.
4421 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
4422 (suitable_for_tail_call_opt_p): Update.
4423 * builtins.c (expand_builtin_return_addr): Update.
4424 (expand_builtin_setjmp_setup): Update.
4425 (expand_builtin_nonlocal_goto): Update.
4426 * final.c (final_start_function): Update.
4427 (profile_function): Update.
4428 (leaf_function_p): Update.
4429 (only_leaf_regs_used): Update.
4430 * df-scan.c (df_get_exit_block_use_set): Update.
4431 * dojump.c (clear_pending_stack_adjust): Update.
4432 * tree-stdarg.c (gate_optimize_stdarg): Update.
4433 * gimple-low.c (lower_function_body): Update.
4434 * global.c (compute_regsets): Update.
4435 (global_alloc): Update.
4436 * dwarf2out.c (dwarf2out_begin_prologue): Update.
4437 * expr.c (expand_assignment): Update.
4438 * dse.c (dse_step0): Update.
4439 (dse_step1): Update.
4440 * c-decl.c (store_parm_decls): Update.
4441 * local-alloc.c (combine_regs): Update.
4442 (find_free_reg): Update.
4443 * function.c (assign_parms_augmented_arg_list): Update.
4444 (assign_parm_find_data_types): Update.
4445 (assign_parms): Update.
4446 (allocate_struct_function): Update.
4447 (expand_function_start): Update.
4448 (expand_function_end): Update.
4449 (get_arg_pointer_save_area): Update.
4450 (thread_prologue_and_epilogue_insns): Update.
4451 (rest_of_match_asm_constraints): Update.
4452 * stor-layout.c (variable_size): Update.
4453 * gcse.c (gcse_main): Update.
4454 (bypass_jumps): Update.
4455 * gimplify.c (gimplify_function_tree): Update.
4456 * calls.c (emit_call_1): Update.
4457 (expand_call): Update.
4458 * bt-load.c (compute_defs_uses_and_gen): Update.
4459 * except.c (sjlj_assign_call_site_values): Update.
4460 (sjlj_emit_function_enter): Update.
4461 (can_throw_external): Update.
4462 (set_nothrow_function_flags): Update.
4463 (expand_builtin_unwind_init): Update.
4464 (expand_eh_return): Update.
4465 (convert_to_eh_region_ranges): Update.
4466 (output_function_exception_table): Update.
4467 * emit-rtl.c (gen_tmp_stack_mem): Update.
4468 * cfgexpand.c (expand_used_vars): Update.
4469 (tree_expand_cfg): Update.
4470 * cfgcleanup.c (rest_of_handle_jump): Update.
4471 * explow.c (allocate_dynamic_stack_space): Update.
4472 * varasm.c (assemble_start_function): Update.
4473 (force_const_mem): Update.
4474 (mark_constant_pool): Update.
4475 * tree-optimize.c (tree_rest_of_compilation): Update.
4476 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
4477 * tree-cfg.c (notice_special_calls): Update.
4478 (is_ctrl_altering_stmt): Update.
4479 (tree_can_make_abnormal_goto): Update.
4480 (tree_purge_dead_abnormal_call_edges): Update.
4481 * config/alpha/predicates.md: Update.
4482 * config/alpha/alpha.c (alpha_sa_mask): Update.
4483 (alpha_sa_size): Update.
4484 (alpha_does_function_need_gp): Update.
4485 (alpha_expand_prologue): Update.
4486 (alpha_start_function): Update.
4487 (alpha_output_function_end_prologue): Update.
4488 (alpha_expand_epilogue): Update.
4489 * config/frv/frv.c (frv_stack_info): Update.
4490 (frv_expand_epilogue): Update.
4491 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
4492 (s390_register_info): Update.
4493 (s390_frame_info): Update.
4494 (s390_init_frame_layout): Update.
4495 (s390_can_eliminate): Update.
4496 (save_gprs): Update.
4497 * config/spu/spu.c (spu_split_immediate): Update.
4498 (need_to_save_reg): Update.
4499 (spu_expand_prologue): Update.
4500 (spu_expand_epilogue): Update.
4501 * config/sparc/sparc.md: Update.
4502 * config/sparc/sparc.c (eligible_for_return_delay): Update.
4503 (sparc_tls_got): Update.
4504 (legitimize_pic_address): Update.
4505 (sparc_emit_call_insn): Update.
4506 (sparc_expand_prologue): Update.
4507 (output_return): Update.
4508 (print_operand): Update.
4509 (sparc_function_ok_for_sibcall): Update.
4510 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
4511 * config/m32r/m32r.md: Update.
4512 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
4513 (m32r_compute_frame_size): Update.
4514 (m32r_expand_prologue): Update.
4515 (m32r_expand_epilogue): Update.
4516 (m32r_legitimize_pic_address): Update.
4517 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
4518 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
4519 * config/i386/i386.c (ix86_frame_pointer_required): Update.
4521 (ix86_save_reg): Update.
4522 (ix86_compute_frame_layout): Update.
4523 (ix86_expand_prologue): Update.
4524 (ix86_expand_epilogue): Update.
4525 * config/sh/sh.c (output_stack_adjust): Update.
4526 (calc_live_regs): Update.
4527 (sh5_schedule_saves): Update.
4528 (sh_expand_prologue): Update.
4529 (sh_expand_epilogue): Update.
4530 (sh_setup_incoming_varargs): Update.
4531 (sh_allocate_initial_value): Update.
4532 (sh_get_pr_initial_val): Update.
4533 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
4534 * config/sh/sh.md (label:): Update.
4535 * config/avr/avr.c (out_movhi_mr_r): Update.
4536 * config/crx/crx.h (enum): Update.
4537 * config/xtensa/xtensa.h (along): Update.
4538 * config/stormy16/stormy16.c Update.
4539 (xstormy16_compute_stack_layout): Update.
4540 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
4541 (fr30_expand_prologue): Update.
4542 * config/cris/cris.c (cris_conditional_register_usage): Update.
4543 (cris_reg_saved_in_regsave_area): Update.
4544 (cris_initial_frame_pointer_offset): Update.
4545 (cris_simple_epilogue): Update.
4546 (cris_expand_prologue): Update.
4547 (cris_expand_epilogue): Update.
4548 (cris_expand_pic_call_address): Update.
4549 (cris_asm_output_symbol_ref): Update.
4550 (cris_asm_output_label_ref): Update.
4551 * config/cris/cris.md Update.
4552 * config/iq2000/iq2000.c (compute_frame_size): Update.
4553 (iq2000_expand_epilogue): Update.
4554 * config/mt/mt.h (save_direction): Update.
4555 * config/mn10300/mn10300.c (mn10300_function_value): Update.
4556 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4557 (ia64_secondary_reload_class): Update.
4558 * config/m68k/m68k.c (m68k_save_reg): Update.
4559 (m68k_expand_prologue): Update.
4560 (m68k_expand_epilogue): Update.
4561 (legitimize_pic_address): Update.
4562 * config/rs6000/rs6000.c (rs6000_got_register): Update.
4563 (first_reg_to_save): Update.
4564 (first_altivec_reg_to_save): Update.
4565 (compute_vrsave_mask): Update.
4566 (compute_save_world_info): Update.
4567 (rs6000_stack_info): Update.
4568 (spe_func_has_64bit_regs_p): Update.
4569 (rs6000_ra_ever_killed): Update.
4570 (rs6000_emit_eh_reg_restore): Update.
4571 (rs6000_emit_allocate_stack): Update.
4572 (rs6000_emit_prologue): Update.
4573 (rs6000_emit_epilogue): Update.
4574 (rs6000_output_function_epilogue): Update.
4575 (output_profile_hook): Update.
4576 (rs6000_elf_declare_function_name): Update.
4577 * config/rs6000/rs6000.h (rs6000_args): Update.
4578 * config/rs6000/rs6000.md: Update.
4579 * config/mcore/mcore.c (mcore_expand_prolog): Update.
4580 * config/arc/arc.c (arc_output_function_epilogue): Update.
4581 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
4582 * config/darwin.c (machopic_function_base_name): Update.
4583 * config/score/score3.c (score3_compute_frame_size): Update.
4586 (score3_epilogue): Update.
4587 * config/score/score7.c (score7_compute_frame_size): Update.
4588 (score7_prologue): Update.
4589 (score7_epilogue): Update.
4590 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
4591 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
4592 * config/arm/arm.c (use_return_insn): Update.
4593 (require_pic_register): Update.
4594 (arm_load_pic_register): Update.
4595 (arm_compute_save_reg0_reg12_mask): Update.
4596 (arm_compute_save_reg_mask): Update.
4597 (thumb1_compute_save_reg_mask): Update.
4598 (output_return_instruction): Update.
4599 (arm_output_function_prologue): Update.
4600 (arm_output_epilogue): Update.
4601 (arm_get_frame_offsets): Update.
4602 (arm_expand_prologue): Update.
4603 (thumb_pushpop): Update.
4604 (thumb_exit): Update.
4605 (thumb1_expand_prologue): Update.
4606 (thumb1_expand_epilogue): Update.
4607 (arm_unwind_emit): Update.
4608 (arm_output_fn_unwind): Update.
4609 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
4610 * config/arm/arm.md: Update.
4611 * config/pa/pa.md: Update.
4612 * config/pa/pa.c (legitimize_pic_address): Update.
4613 (compute_frame_size): Update.
4614 (hppa_expand_prologue): Update.
4615 (hppa_expand_epilogue): Update.
4616 (borx_reg_operand): Update.
4617 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
4618 (HARD_REGNO_RENAME_OK): Update.
4619 * config/mips/mips.c (mips_global_pointer): Update.
4620 (mips_save_reg_p): Update.
4621 (mips_compute_frame_info): Update.
4622 (mips_frame_pointer_required): Update.
4623 (mips_expand_prologue): Update.
4624 (mips_expand_epilogue): Update.
4625 (mips_can_use_return_insn): Update.
4626 (mips_reorg_process_insns): Update.
4627 * config/v850/v850.c (compute_register_save_size): Update.
4628 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
4629 * config/mmix/mmix.c (along): Update.
4630 (mmix_expand_epilogue): Update.
4631 * config/bfin/bfin.c (legitimize_pic_address): Update.
4632 (must_save_p): Update.
4633 (stack_frame_needed_p): Update.
4634 (add_to_reg): Update.
4635 (bfin_expand_prologue): Update.
4636 * stmt.c (expand_asm_operands): Update.
4637 * reload1.c (reload): Update.
4638 (init_elim_table): Update.
4640 2008-04-25 Bob Wilson <bob.wilson@acm.org>
4642 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
4644 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
4646 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
4647 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
4648 (mov<mode>): Removed.
4649 (*movv4sf_internal): Likewise.
4650 (*movv2df_internal): Likewise.
4652 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
4654 * config.gcc (crx-*-elf): Remove deprecation.
4656 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
4658 * config/i386/cygming-crtend.c (register_frame_ctor): Register
4659 __gcc_deregister_frame with atexit.
4660 (deregister_frame_dtor): Remove.
4662 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
4663 Nathan Sidwell <nathan@codesourcery.com>
4665 * config/rs6000/rs6000.opt (mspe): Remove Var property.
4667 * config/rs6000/rs6000.h (rs6000_spe): Declare.
4668 (rs6000_isel): Likewise.
4669 * config/rs6000/rs6000.c (rs6000_spe): New variable.
4670 (rs6000_isel): New variable.
4671 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
4673 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4676 * c-common.c (handle_vector_size_attribute): Call
4677 lang_hooks.types.reconstruct_complex_type instead of
4678 reconstruct_complex_type.
4679 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
4680 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
4681 * langhooks.h (struct lang_hooks_for_types): Add
4682 reconstruct_complex_type hook.
4683 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
4684 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
4686 2008-04-24 Richard Guenther <rguenther@suse.de>
4688 * c-common.h (check_builtin_function_arguments): Declare.
4689 * c-common.c (validate_nargs): New function.
4690 (check_builtin_function_arguments): Likewise.
4691 * c-typeck.c (build_function_call): Call
4692 check_builtin_function_arguments.
4693 * builtins.c (fold_builtin_classify): Remove error reporting code.
4694 (fold_builtin_unordered_cmp): Likewise.
4695 (fold_builtin_1): Likewise.
4696 (fold_builtin_n): Likewise.
4698 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4700 PR tree-optimization/36008
4701 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
4702 the original op1, rather than delta by step.
4704 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
4705 Sebastian Pop <sebastian.pop@amd.com>
4707 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
4708 eliminate_local_variables_stmt, eliminate_local_variables,
4709 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
4710 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
4711 of code delimited by two edges in the CFG.
4712 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
4713 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
4714 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
4715 the case of parallelisation of reductions.
4716 (expr_invariant_in_region_p): New.
4718 * tree-flow.h (gather_blocks_in_sese_region): Declared.
4719 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
4721 2008-04-24 Ira Rosen <irar@il.ibm.com>
4722 Richard Guenther <rguenther@suse.de>
4724 PR tree-optimization/36034
4725 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
4726 incapable of dealing with loads with gaps.
4728 2008-04-24 Rafael Espindola <espindola@google.com>
4730 * tree-flow.h (vrp_evaluate_conditional): Change signature.
4731 * tree-ssa-propagate.c (fold_predicate_in): Update call to
4732 vrp_evaluate_conditional.
4733 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
4734 (vrp_evaluate_conditional): Split the cond argument.
4735 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
4736 (simplify_stmt_for_jump_threading): Update call to
4737 vrp_evaluate_conditional.
4739 2008-04-24 Ira Rosen <irar@il.ibm.com>
4741 PR tree-optimization/35982
4742 * tree-vect-analyze.c (vect_check_interleaving): Check that the
4743 interleaved data-refs are of the same type.
4745 2008-04-24 Danny Smith <dannysmith@users.net>
4747 * c-format.c (check_format_info_main): Use strncmp rather than a
4748 magic prefix to handle multichar length specs.
4749 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
4750 Don't prefix "I64" and "I32" with '\0'.
4752 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4755 * config/i386/i386.c (init_cumulative_args): Don't pass anything
4756 in registers for -m32 only if stdarg_p (fntype).
4758 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
4760 PR rtl-optimization/36006
4761 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
4762 temp to op0 in order to avoid invalid rtx sharing.
4764 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4766 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
4767 check TREE_INVARIANT.
4768 * tree-gimple.c (is_gimple_address): New.
4769 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
4770 * tree-gimple.h (is_gimple_address): New.
4771 * tree.h (decl_address_invariant_p): New.
4772 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
4773 (build_string): Likewise.
4774 (decl_address_invariant_p): New, from is_gimple_invariant_address.
4775 (tree_invariant_p_1): Likewise.
4776 (save_expr): Use it.
4777 (tree_invariant_p): New.
4778 (skip_simple_arithmetic): Use it.
4779 (stabilize_reference_1): Use it.
4780 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
4782 (build1_stat): Drop code to compute TREE_INVARIANT.
4783 (build2_stat): Drop code to compute TREE_INVARIANT.
4784 (build3_stat): Drop code to compute TREE_INVARIANT.
4785 (build4_stat): Drop code to compute TREE_INVARIANT.
4786 (build5_stat): Drop code to compute TREE_INVARIANT.
4787 (build7_stat): Drop code to compute TREE_INVARIANT.
4788 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
4789 * tree.h (struct tree_base): Remove invariant_flag.
4790 (TREE_INVARIANT): Remove.
4791 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
4792 (fold_builtin_expect): Check TREE_CONSTANT.
4793 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
4794 * c-tree.h (c_expr_to_decl): Drop third parameter.
4795 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
4796 (build_c_cast): Don't set TREE_INVARIANT.
4797 (pop_init_level): Don't set TREE_INVARIANT.
4798 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
4799 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
4801 (gimplify_init_constructor): Don't set TREE_INVARIANT.
4802 (gimplify_addr_expr): Adjust comment.
4803 * tree-mudflap.c (mf_build_string):
4804 * print-tree.c (print_node): Don't print TREE_INVARIANT.
4805 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
4806 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
4807 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
4808 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
4809 * langhooks.h (struct lang_hooks): Drop third parameter from
4812 2008-04-23 Richard Guenther <rguenther@suse.de>
4814 PR tree-optimization/27799
4815 PR tree-optimization/32921
4816 PR tree-optimization/32624
4817 * tree-ssa-structalias.c (merge_smts_into): Only merge the
4818 SMTs aliases and the tag itself into the solution.
4819 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
4820 merge the points-to solution back into the SMT aliases.
4821 (may_alias_p): Use alias_set_subset_of instead of
4822 aliases_conflict_p. A pointer which points to
4823 memory with alias set zero may access any variable.
4825 2008-04-23 Richard Guenther <rguenther@suse.de>
4827 * alias.c (alias_set_subset_of): Correctly handle asking
4828 if zero is a subset of an alias set with zero child.
4829 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
4830 (compute_flow_insensitive_aliasing): Correctly walk all
4831 pointers. Do not unnecessarily union sets.
4833 2008-04-23 Richard Guenther <rguenther@suse.de>
4836 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
4838 2008-04-22 Tomas Bily <tbily@suse.cz>
4840 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
4842 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
4844 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
4845 * tree-ssa-structalias.c (get_constraint_for): Likewise.
4846 * tree-inline.c (estimate_num_insns_1): Likewise.
4847 * varasm.c (const_hash_1, compare_constant, copy_constant)
4848 (compute_reloc_for_constant, output_addressed_constants): Likewise.
4849 * emit-rtl.c (component_ref_for_mem_expr)
4850 (set_mem_attributes_minus_bitpos): Likewise.
4851 * expr.c (highest_pow2_factor, expand_expr_real_1, )
4852 (is_aligning_offset): Likewise.
4853 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
4854 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
4855 * dojump.c (do_jump): Likewise.
4856 * builtins.c (get_pointer_alignment, get_memory_rtx)
4857 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
4858 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
4860 2008-04-23 Jakub Jelinek <jakub@redhat.com>
4862 PR rtl-optimization/36017
4863 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
4864 expanding the library call.
4866 2008-04-22 Ian Lance Taylor <iant@google.com>
4868 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
4871 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
4873 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
4874 of LR/CTR moves for Power6.
4876 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
4879 * passes.c (init_optimization_passes): Remove
4880 pass_fast_rtl_byte_dce.
4882 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
4885 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
4886 builtin functions to generate faster code.
4887 (_mm_cvtpu16_ps): Ditto.
4888 (_mm_cvtpi32x2_ps): Ditto.
4890 2008-04-22 Nick Clifton <nickc@redhat.com>
4892 * common.opt (ftree-loop-distribution): Add Optimization
4895 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
4896 (frv_expand_builtin_va_start): Likewise.
4898 * config/arm/arm.c (thumb_find_work_register): Fix location of
4899 argument register count.
4901 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4903 Support scheduling for ColdFire V1 and V3 microarchitecture.
4904 Improve scheduling of multiplication instructions.
4906 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
4907 (mac): New instruction attribute.
4908 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
4909 (m68k_sched_mac): New variable.
4910 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
4911 Handle cfv1 and cfv3.
4912 (max_insn_size): New static variable.
4913 (struct _sched_ib): New type.
4914 (sched_ib): New static variable.
4915 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
4916 to fields of 'struct _sched_ib sched_ib'. Update all uses.
4917 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
4919 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
4920 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
4921 new variables. Update.
4922 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
4923 Add modeling of cfv3 instruction buffer. Update.
4924 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
4925 * config/m68k/m68k.h (TUNE_CFV3): New macro.
4926 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
4927 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
4928 a particular reservation applies to.
4929 (type2): Reorganize attribute values. Rename alu to alu_reg,
4930 alu_l to alu, move_l to omove. Join move to alu. Split mul
4932 (cf_ib_*): Simplify description of instruction buffer.
4933 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
4934 (cf_mem): Split into cf_mem1 and cf_mem2.
4935 (cf_v2_move_??): Rename to cfv12_alu_??.
4936 (cf_v2_move_l_??): Rename to cfv12_omove_??.
4937 (cf_v2_mul_??): Remove reservations.
4938 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
4939 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
4940 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
4942 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
4943 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
4944 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
4945 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
4946 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
4947 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
4948 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
4949 expansions of the above reservations for instructions of sizes
4952 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4954 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
4956 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
4958 * coverage.c: Include tree-pass.h.
4959 (coverage_counter_alloc): Print da_file_name to the dump file.
4961 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
4963 * sbitmap.c (sbitmap_range_empty_p): New function.
4964 * sbitmap.h (sbitmap_range_empty_p): New function.
4965 * bitmap.h: Now includes obstack.h.
4967 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
4968 Kenneth Zadeck <zadeck@naturalbridge.com>
4970 * dbgcnt.def (ra_byte_scan): Added.
4971 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
4972 when the last hit happens for a counter.
4973 * timevar.def (TV_DF_BYTE_LR): New variable.
4974 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
4975 * passes.c (pass_fast_rtl_byte_dce): New pass.
4976 * fwprop.c (update_df): Added mode to call df_ref_create.
4977 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
4978 DF_REF_EXTRACT_OFFSET.
4979 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
4980 DF_BYTE_LR_OUT, df_byte_lr): New macro.
4982 (df_ref_extract): Added mode field.
4983 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
4984 DF_REF_EXTRACT_OFFSET.
4985 (DF_REF_EXTRACT_MODE): New macro.
4986 (df_byte_lr_bb_info): New structure.
4987 (df_print_byte_regset, df_compute_accessed_bytes,
4988 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
4989 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
4990 df_byte_lr_simulate_uses,
4991 df_byte_lr_simulate_artificial_refs_at_top,
4992 df_byte_lr_simulate_artificial_refs_at_end,
4993 df_compute_accessed_bytes): New function.
4994 (df_ref_create): Add parameter.
4995 (df_byte_lr_get_bb_info): New inline function.
4996 * df-scan.c (df_ref_record, df_uses_record,
4997 df_ref_create_structure): Added mode parameter.
4998 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
4999 df_defs_record, df_uses_record, df_get_conditional_uses,
5000 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
5001 df_entry_block_defs_collect, df_exit_block_uses_collect):
5002 Added mode parameter to calls to df_ref_record, df_uses_record,
5003 df_ref_create_structure.
5004 (df_ref_equal_p, df_ref_compare): Added test for modes.
5005 (df_ref_create_structure): Added code to set mode. Renamed
5006 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
5007 DF_REF_EXTRACT_OFFSET.
5008 * df-core.c (df_print_byte_regset): New function.
5009 * df-byte-scan.c: New file.
5010 * df-problems.c (df_rd_transfer_function): Removed unnecessary
5011 calls to BITMAP_FREE.
5012 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
5013 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
5014 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
5015 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
5016 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
5017 df_byte_lr_local_compute, df_byte_lr_init,
5018 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
5019 df_byte_lr_transfer_function, df_byte_lr_free,
5020 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
5021 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
5022 df_byte_lr_simulate_uses,
5023 df_byte_lr_simulate_artificial_refs_at_top,
5024 df_byte_lr_simulate_artificial_refs_at_end): New function.
5025 * dce.c (byte_dce_process_block): New function.
5026 (dce_process_block): au is now passed in rather than computed
5027 locally. Changed loops that look at artificial defs to not look
5028 for conditional or partial ones, because there never are any.
5029 (fast_dce): Now is able to drive byte_dce_process_block or
5030 dce_process_block depending on the kind of dce being done.
5031 (rest_of_handle_fast_dce): Add parameter to fast_dce.
5032 (rest_of_handle_fast_byte_dce): New function.
5033 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
5034 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
5036 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
5039 * gcc.h: Added fortran options that take arguments to
5040 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
5043 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
5045 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
5046 scalarization if on the LHS and not a full access.
5048 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5050 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
5052 2008-04-18 Rafael Espindola <espindola@google.com>
5054 * tree-vrp.c (find_case_label_index): Fix the binary search.
5055 (find_case_label_range): New.
5056 (vrp_visit_switch_stmt): Use find_case_label_range.
5057 (simplify_switch_using_ranges): Use find_case_label_range.
5059 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
5061 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
5062 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
5064 2008-04-18 Tom Tromey <tromey@redhat.com>
5067 * doc/cpp.texi (Implementation-defined behavior): Mention
5070 2008-04-18 Ian Lance Taylor <iant@google.com>
5072 * fold-const.c (pointer_may_wrap_p): New static function.
5073 (fold_comparison): Add another test for pointer overflow. Use
5074 pointer_may_wrap_p to disable some false positives.
5076 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
5078 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
5079 (fname_as_string): Match updated cpp_interpret_string prototype.
5080 (fix_string_type): Support char16_t* and char32_t*.
5081 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
5082 derivative) nodes. Register as builtin if C++0x.
5083 (c_parse_error): Support CPP_CHAR{16,32}.
5084 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
5085 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
5086 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
5087 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
5088 CTI_CHAR32_ARRAY_TYPE>: New elements.
5089 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
5090 char32_type_node, signed_char32_type_node, char16_array_type_node,
5091 char32_array_type_node): New defines.
5092 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
5093 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
5094 (lex_string): Support CPP_STRING{16,32}, match updated
5095 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
5096 (lex_charconst): Support CPP_CHAR{16,32}.
5097 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
5098 and CPP_STRING{16,32}.
5100 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
5103 * aclocal.m4: Regenerate.
5104 * configure: Regenerate.
5106 2008-04-18 Jan Hubicka <jh@suse.cz>
5108 * except.c (dw2_size_of_call_site_table,
5109 sjlj_size_of_call_site_table): Use vector API for call_site_record.
5111 * cgraphbuild.c (build_cgraph_edges): Update.
5112 * tree-pass.h: Update comment.
5113 * final.c (leaf_function_p): Update.
5114 (leaf_renumber_regs): Update.
5115 (rest_of_clean_state): Update.
5116 * omp-low.c (expand_omp_parallel): Update.
5117 * ipa-reference.c (analyze_function): Update.
5118 * reorg.c (find_end_label): Update.
5119 (optimize_skip): Update.
5120 (fill_simple_delay_slots): Update.
5121 (fill_simple_delay_slots): Update.
5122 (make_return_insns): Update.
5123 (dbr_schedule): Update.
5124 * gimple-low.c (record_vars_into): Update.
5125 * cfgbuild.c (make_edges): Update.
5126 * function.c (assign_stack_local): Update.
5127 (assign_parm_adjust_stack_rtl): Update.
5128 (locate_and_pad_parm): Update.
5129 (allocate_struct_function): Do not initialize stack_alignment_needed
5130 and preferred_stack_boundary here.
5131 (stack_protect_prologue): Update.
5132 (stack_protect_epilogue): Update.
5133 (expand_function_start): Initialize stack_alignment_needed,
5134 preferred_stack_boundary and max_jumptable_ents.
5135 (expand_function_end): Update.
5136 (free_after_compilation): Do not NULLify epilogue_delay_list.
5137 * function.h (struct rtl_data): Add stack_protect_guard,
5138 stack_alignment_needed,
5139 preferred_stack_boundary, epilogue_delay_list.
5140 (struct function): Remove value_histograms, stack_alignment_needed,
5141 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
5143 unexpanded_var_list, stack_protect_guard.
5144 (current_function_epilogue_delay_list): Remove.
5145 * ipa-type-escape.c (analyze_function): Update.
5146 * gimplify.c (pop_gimplify_context): Update comment.
5147 * calls.c (expand_call): Update.
5148 (emit_library_call_value_1): Update.
5149 * except.c (set_nothrow_function_flags): Update.
5150 * cfgexpand.c (get_decl_align_unit): Update.
5151 (create_stack_guard): Update.
5152 (estimated_stack_frame_size): Update.
5153 (expand_used_vars): Update.
5154 (tree_expand_cfg): Free histogram earliers, init expansion variables.
5155 * explow.c (allocate_dynamic_stack_space): Update.
5156 * tree-ssa-live.c (remove_unused_locals): Update.
5157 * varasm.c (mark_constant_pool): Update.
5158 * tree-inline.c (remap_decls): Update.
5159 (initialize_cfun): Update.
5160 (declare_return_variable): Update.
5161 (inline_forbidden_p): Update.
5162 (expand_call_inline): Update.
5163 (declare_inline_vars): Update.
5164 (tree_function_versioning): Update.
5165 * tree-flow.h (value_histograms): New.
5166 (VALUE_HISTOGRAMS): New macro.
5167 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
5169 * tree-cfg.c (set_bb_for_stmt): Update.
5170 (replace_by_duplicate_decl): Update.
5171 (move_block_to_fn): Update.
5172 (new_label_mapper): Update.
5173 (dump_function_to_file): Update.
5174 * ipa-struct-reorg.c (build_data_structure): Update.
5175 * cfgrtl.c (print_rtl_with_bb): Update.
5176 * reload1.c (reload): Update.
5178 * config/i386/i386.c (setup_incoming_varargs_64,
5179 ix86_compute_frame_layout): Update.
5180 * config/arc/arc.c (arc_output_function_epilogue): Update.
5182 2008-04-18 Marius Strobl <marius@FreeBSD.org>
5184 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
5185 for FreeBSD as well.
5186 * gthr-posix95.h: Likewise.
5188 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
5190 PR rtl-optimization/35838
5191 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
5192 out the byte offset of the first subreg.
5194 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
5196 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
5197 to split_ti instead of three separate calls with single member arrays.
5198 (subti3 splitter): Ditto.
5199 (adddi3 splitter): Ditto with split_di.
5200 (subdi3 splitter): Ditto.
5201 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
5202 two separate calls with single member arrays. Swap match_dup
5203 operands 1 and 2 to better fit into the array.
5204 (negdi2 splitter): Ditto with split_di.
5205 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
5206 two separate calls with single member arrays. Swap match_dup operands
5207 6 and 7 to better fit into the array.
5209 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
5211 * config/i386/i386.c (sse_builtin_type): New.
5212 (bdesc_sse_args): Likewise.
5213 (bdesc_sse_3arg): Removed.
5214 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5215 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
5216 IX86_BUILTIN_ROUNDPS.
5217 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
5218 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
5219 IX86_BUILTIN_ROUNDPS.
5220 (ix86_expand_sse_4_operands_builtin): Removed.
5221 (ix86_expand_sse_operands_builtin): New.
5222 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
5223 and CODE_FOR_sse4_1_roundps.
5224 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5225 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
5227 2008-04-17 Alan Modra <amodra@bigpond.net.au>
5230 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
5231 regs before frame pop when needed. If use_backchain_to_restore_sp
5232 then load backchain into a temp reg to restore vr and vrsave. Add
5233 code to restore vr after frame pop if possible.
5235 2008-04-17 Richard Guenther <rguenther@suse.de>
5237 * tree-vn.c (expressions_equal_p): Do not check type
5238 equality or compatibility before calling operand_equal_p.
5239 * fold-const.c (operand_equal_p): Check equivalence of
5240 integer constants before bailing out due to signedness or
5241 precision differences.
5242 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
5243 spurious differences in type qualification. Ignore types
5244 for COMPONENT_REFs at all.
5246 2008-04-17 Christian Bruel <christian.bruel@st.com>
5248 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
5249 msw_skip comparison.
5251 2008-04-16 Jakub Jelinek <jakub@redhat.com>
5254 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
5257 PR tree-optimization/35899
5258 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
5259 rather than TREE_OPERAND.
5261 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
5264 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
5265 temporary registers. Change operand predicate to general_operand.
5266 (remainderxf3): Ditto.
5268 2008-04-16 Richard Guenther <rguenther@suse.de>
5270 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
5271 * tree-affine.c (aff_combination_expand): Look through some
5274 2008-04-15 Doug Kwan <dougkwan@google.com>
5276 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
5278 * tree-pretty-print.c (dump_generic_node): Ditto.
5279 * final.c (output_addr_const): Ditto.
5280 * dwarf2out.c (output_cfi): Ditto.
5281 * c-pretty-print.c (pp_c_integer_constant): Ditto.
5282 * print-rtl.c (print_rtx): Ditto.
5283 * print-tree.c (print_node_brief, print_node): Ditto.
5284 * c-common.c (match_case_to_enum_1): Ditto.
5285 * sched-vis.c (print_value): Ditto.
5286 * config/i386/i386.c (print_operand): Cast to long unsigned int
5289 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
5290 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
5291 MS Windows VirtualProtect function.
5293 2008-04-15 Jan Hubicka <jh@suse.cz>
5295 * gengtype.c (write_root): Param_is argument is OK.
5296 * expr.c (expand_expr_real_1): Update call of get_exception_*.
5297 * function.h: Include varray.h
5298 (rtl_eh): New stucture based on except.c one.
5299 (call_site_record): New forward declaration and vector type.
5300 * calls.c (emit_call_1): Do not call
5301 note_current_region_may_contain_throw.
5302 * except.c (eh_status): Remove cur_region, try_region since they are
5304 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
5305 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
5306 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
5307 Remove call_site_data_used, call_site_data_size.
5308 Turn call_site_record into vector in function.h.
5309 (note_current_region_may_contain_throw): Remove.
5310 (get_exception_pointer, get_exception_filter): Do not take struct
5311 function argument; update.
5312 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
5313 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
5314 build_post_landing_pads, dw2_build_landing_pads,
5315 sjlj_assign_call_site_values, sjlj_mark_call_sites,
5316 sjlj_emit_function_enter, sjlj_emit_function_enter,
5317 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
5318 sjlj_build_landing_pads, finish_eh_generation,
5319 remove_exception_handler_label, remove_eh_handler,
5320 maybe_remove_eh_handler, add_reachable_handler,
5321 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
5322 add_action_record, collect_one_action_chain, add_call_site,
5323 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
5324 sjlj_output_call_site_table, output_function_exception_table,
5325 * except.h (note_current_region_may_contain_throw): Remove
5326 (get_exception_pointer, get_exception_filter): Do not take struct
5328 * Makefile.in (GTFILES): Put varargs before struct function.
5330 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5332 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
5333 punt for STRING_CST.
5334 (get_constraint_for): Deal with STRING_CST here instead.
5336 2008-04-15 Richard Guenther <rguenther@suse.de>
5338 * tree-ssa-propagate.c (substitute_and_fold): Substitute
5339 statements in a basic-block with a backward walk. Do not
5340 substitute into dead statements but instead remove those.
5342 2008-04-15 Richard Guenther <rguenther@suse.de>
5344 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
5345 to zero, thus disable creation of SFTs.
5347 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5349 * tree-predcom.c (suitable_reference_p): Return false if the
5350 reference can throw.
5352 2008-04-15 Jakub Jelinek <jakub@redhat.com>
5355 * c-decl.c (finish_decl): If extern or static var has variable
5356 size, set TREE_TYPE (decl) to error_mark_node.
5358 2008-04-15 Rafael Espindola <espindola@google.com>
5360 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
5363 2008-04-15 Richard Guenther <rguenther@suse.de>
5365 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
5366 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
5367 (visit_reference_op_load): Do walk vuse-vdef chains on
5368 vn_reference_lookup.
5369 (visit_reference_op_store): But do not here.
5370 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
5371 vn_reference_lookup.
5372 (vn_lookup_with_vuses): But do so here.
5374 2008-04-14 Ian Lance Taylor <iant@google.com>
5376 * fold-const.c (fold_overflow_warning): Remove assertion.
5378 2008-04-15 Ben Elliston <bje@au.ibm.com>
5380 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
5381 temp1 local variables.
5383 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
5386 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
5387 ".text.unlikely" section as executable.
5389 2008-04-14 James E. Wilson <wilson@tuliptree.org>
5391 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5392 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
5393 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
5394 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
5395 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
5396 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
5397 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
5399 2008-04-14 Ian Lance Taylor <iant@google.com>
5401 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
5402 * fold-const.c (fold_comparison): If appropriate, test
5403 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
5404 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
5405 reassociating a pointer type.
5406 * doc/invoke.texi (Optimize Options): Document that
5407 -fstrict-overflow applies to pointer wraparound.
5409 2008-04-13 Jan Hubicka <jh@suse.cz>
5411 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
5413 2008-04-12 Andrew Pinski <pinskia@gmail.com>
5415 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
5416 we are going to "save the world".
5418 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
5420 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
5421 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
5422 operand 0 constraint, not "=".
5424 2008-04-11 James E. Wilson <wilson@tuliptree.org>
5426 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
5428 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
5430 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
5431 of size of positions_needed * CHAR_BIT.
5433 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
5436 * dse.c (store_info): Change positions_needed to unsigned
5438 (lowpart_bitmask): New.
5439 (record_store): Cast to unsigned HOST_WIDE_INT for
5440 positions_needed. Assert width <= size of positions_needed *
5441 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
5442 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
5443 lowpart_bitmask to set mask.
5445 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5447 * config/bfin/constraints.md: New file.
5448 * config/bfin/bfin.md: Include it.
5449 (adddi3): Use satisfies_constraint functions instead of the old macros.
5450 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
5451 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
5452 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
5453 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
5454 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
5455 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
5456 EXTRA_CONSTRAINT): Delete.
5457 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
5458 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
5460 * config/bfin/bfin.c: Include "tm-constrs.h".
5461 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
5462 Use satisfies_constraint functions instead of the old macros.
5463 * doc/md.texi (Blackfin Constraints): Update file name reference.
5465 2008-04-11 Richard Guenther <rguenther@suse.de>
5467 PR tree-optimization/35869
5468 * tree-vrp.c (execute_vrp): Move switch statement update after
5469 jump threading. Schedule another cfg cleanup run.
5471 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
5474 * attribs.c (decl_attributes): Return early on errorneous node.
5476 2008-04-10 Oleg Ryjkov <olegr@google.com>
5478 * tree.h (struct tree_base): Added a new flag default_def_flag.
5479 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
5481 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
5483 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
5485 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5488 * pa.md: Define mode iterator P. Define mode attribute dwc.
5489 (dcacheflush): Update pattern to use iterator P and attribute dwc.
5490 (icacheflush): Likewise.
5491 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
5492 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
5494 2008-04-11 Ben Elliston <bje@au.ibm.com>
5496 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
5498 2008-04-10 Rafael Espindola <espindola@google.com>
5500 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
5501 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
5502 (extract_range_from_expr): The same.
5504 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5506 * config/mips/mips.md (GPR2): New mode iterator.
5508 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
5509 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
5510 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
5511 Rewrite these to take two modes, the mode of comparison and the
5512 mode of the destination.
5513 * config/mips/mips.c (mips_expand_scc): Instead of having
5514 paradoxical subreg as destination, expand "narrowing" scc if mode
5515 of comparison is SI and target is requested in DI mode.
5516 (mips_emit_int_order_test): Update comment. Make mode of
5517 comparison match CMP0 rather than TARGET. When creating inverse
5518 target use mode of TARGET.
5520 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5522 * gcov-dump.c (tag_summary): Only print summaries for the first
5523 GCOV_COUNTERS_SUMMABLE counters.
5525 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
5527 * config/i386/i386.md (absneg): New code iterator.
5528 (absnegprefix): New code attribute.
5529 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
5530 patterns using absneg code iterator.
5531 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
5532 using absneg code iterator.
5533 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
5534 *neg<mode>2 patterns using absneg code iterator.
5535 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
5536 *negextendsfdf2 patterns using absneg code iterator.
5537 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
5538 *negextendsfxf2 patterns using absneg code iterator.
5539 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
5540 *negextendsfdf2 patterns using absneg code iterator.
5541 * config/i386/sse.md (<code><mode>2): Macroize expander from
5542 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
5544 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
5546 * config/s390/s390.h: Remove the remains of the recent search
5547 & replace action of current_function_outgoing_args_size.
5549 2008-04-10 Ira Rosen <irar@il.ibm.com>
5551 PR tree-optimization/35821
5552 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
5553 NEW_STMT_LIST is not NULL.
5555 2008-04-09 David Edelsohn <edelsohn@gnu.org>
5558 * toplev.c (process_options): Remove -ffunction-sections debugging
5561 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
5563 PR middle-end/PR28690
5564 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
5565 than gen_rtx_fmt_ee to perform more canonicalizations.
5567 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5570 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
5572 2008-04-09 Richard Guenther <rguenther@suse.de>
5574 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
5575 (dump_function_to_file): Dump function arguments with types.
5577 2008-04-08 Richard Guenther <rguenther@suse.de>
5579 * fold-const.c (fold_widened_comparison): Do not allow
5580 sign-changes that change the result.
5582 2008-04-08 Janis Johnson <janis187@us.ibm.com>
5585 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
5586 kinds of indirect references.
5588 2008-04-08 David Edelsohn <edelsohn@gnu.org>
5590 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
5591 GNU Fortran language string.
5593 2008-04-08 Rafael Espindola <espindola@google.com>
5595 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
5596 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
5597 * tree.h (tree_call_nonnegative_warnv_p): New.
5599 2008-04-08 Jan Hubicka <jh@suse.cz>
5601 * function.c (free_after_compilation): Clear out regno_reg_rtx
5604 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
5607 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
5609 PR middle-end/PR28690
5610 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
5611 same precedence as REG_POINTER and MEM_POINTER operands.
5613 2008-04-08 Richard Guenther <rguenther@suse.de>
5616 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
5617 for adding index to base.
5619 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
5621 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
5622 (MINGW_ENABLE_EXECUTE_STACK): New.
5623 (IN_LIBGCC2): For libgcc include windows.h file for
5624 function declarations.
5626 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
5628 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
5629 and tem2 if tem1 is not a REG or MULT.
5631 2008-04-08 Jan Hubicka <jh@suse.cz>
5633 * function.h (incomming_args): Break out of struct function.
5634 (function_subsections): Break out of struct function.
5635 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
5636 return_rtx and hard_reg_initial_vals from struct function.
5637 Kill inl_max_label_num.
5638 (current_function_pops_args, current_function_args_info,
5639 current_function_args_size, current_function_args_size,
5640 current_function_pretend_args_size,
5641 current_function_outgoing_args_size,
5642 current_function_internal_arg_pointer, current_function_return_rtx):
5643 Kill compatibility accestor macros.
5644 * builtins.c (expand_builtin_apply_args_1): Update.
5645 (expand_builtin_next_arg): Update.
5646 * df-scan.c (df_get_call_refs): Update.
5647 * dbxout.c (dbxout_function_end): Update.
5648 * dwarf2out.c (dwarf2out_switch_text_section): Update.
5649 (output_line_info): Update.
5650 (secname_for_decl): Update.
5651 (dwarf2out_var_location): Update.
5652 * function.c (free_after_compilation): Update.
5653 (assign_parm_find_stack_rtl): Update.
5654 (assign_parms): Update.
5655 (expand_dummy_function_end): Update.
5656 (expand_function_end): Update.
5657 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
5658 (expand_call): Update.
5659 (emit_library_call_value_1): Update.
5660 (store_one_arg): Update.
5661 * varasm.c (initialize_cold_section_name): Update.
5662 (unlikely_text_section): Update.
5663 (unlikely_text_section_p): Update.
5664 (assemble_start_function): Update.
5665 (assemble_end_function): Update.
5666 (default_section_type_flags): Update.
5667 (switch_to_section): Update.
5668 * integrate.c (set_decl_abstract_flags): Update.
5669 (get_hard_reg_initial_val): Update.
5670 (has_hard_reg_initial_val): Update.
5671 (allocate_initial_values): Update.
5672 * resource.c (init_resource_info): Update.
5673 * config/alpha/alpha.c (NUM_ARGS): Update.
5674 (direct_return): Update.
5675 (alpha_va_start): Update.
5676 (alpha_sa_size): Update.
5677 (alpha_initial_elimination_offset): Update.
5678 (alpha_expand_prologue): Update.
5679 (alpha_start_function): Update.
5680 (alpha_expand_epilogue): Update.
5681 (unicosmk_initial_elimination_offset):
5682 * config/alpha/alpha.md (call expander): Update.
5683 * config/s390/s390.c (s390_register_info): Update.
5684 (s390_register_info): Update.
5685 (s390_frame_info): Update.
5686 (s390_initial_elimination_offset): Update.
5687 (s390_build_builtin_va_list): Update.
5688 (s390_va_start): Update.
5689 * config/spu/spu.c (direct_return): Update.
5690 (spu_expand_prologue): Update.
5691 (spu_initial_elimination_offset): Update.
5692 (spu_build_builtin_va_list): Update.
5693 (spu_va_start): Update.
5694 * config/sparc/sparc.c (sparc_init_modes): Update.
5695 (sparc_compute_frame_size): Update.
5696 (function_value): Update.
5697 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
5698 * config/i386/i386.md (return expander): Update.
5699 * config/i386/i386.c (ix86_va_start): Update.
5700 (ix86_can_use_return_insn_p): Update.
5701 (ix86_compute_frame_layout): Update.
5702 (ix86_expand_epilogue): Update.
5703 * config/sh/sh.c (output_stack_adjust): Update.
5704 (calc_live_regs): Update.
5705 (sh_expand_prologue): Update.
5706 (sh_builtin_saveregs): Update.
5707 (sh_va_start): Update.
5708 (initial_elimination_offset): Update.
5709 (sh_allocate_initial_value): Update.
5710 (sh_function_ok_for_sibcall): Update.
5711 (sh_get_pr_initial_val): Update.
5712 * config/sh/sh.md (return expander): Update.
5713 * config/avr/avr.c (frame_pointer_required_p): UPdate.
5714 * config/crx/crx.c (crx_compute_frame): UPdate.
5715 (crx_initial_elimination_offset): UPdate.
5716 * config/xtensa/xtensa.c (compute_frame_size): Update
5717 (xtensa_builtin_saveregs): Update.
5718 (xtensa_va_start): Update.
5719 (order_regs_for_local_alloc): Update.
5720 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
5721 (xstormy16_expand_builtin_va_start): Update.
5722 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
5723 * config/m68hc11/m68hc11.md (return expanders): Update.
5724 * config/m68hc11/m68hc11.c (expand_prologue): Update.
5725 (expand_epilogue): Update.
5726 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
5727 (cris_simple_epilogue): Update.
5728 (cris_expand_prologue): Update.
5729 (cris_expand_epilogue): Update.
5730 * config/iq2000/iq2000.c (iq2000_va_start): Update.
5731 (compute_frame_size): Update.
5732 * config/mt/mt.c (mt_compute_frame_size): Update.
5733 * config/mn10300/mn10300.c (expand_prologue): Update.
5734 (expand_epilogue): Update.
5735 (initial_offset): Update.
5736 (mn10300_builtin_saveregs):
5737 * config/mn10300/mn10300.md (return expander): Update.
5738 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
5739 (ia64_initial_elimination_offset): Update.
5740 (ia64_initial_elimination_offset): Update.
5741 (ia64_expand_prologue): Update.
5742 * config/m68k/m68k.md (return expander): Update.
5743 * config/rs6000/rs6000.c (rs6000_va_start): Update.
5744 (rs6000_stack_info): Update.
5745 * config/mcore/mcore.c (layout_mcore_frame): Update.
5746 (mcore_expand_prolog): Update.
5747 * config/arc/arc.c (arc_compute_frame_size): Update.
5748 * config/score/score3.c (score3_compute_frame_size): Update.
5749 * config/score/score7.c (score7_compute_frame_size): Update.
5750 * config/arm/arm.c (use_return_insn): Update.
5751 (thumb_find_work_register): Update.
5752 (arm_compute_save_reg_mask): Update.
5753 (arm_output_function_prologue): Update.
5754 (arm_output_epilogue): Update.
5755 (arm_size_return_regs): Update.
5756 (arm_get_frame_offsets): Update.
5757 (arm_expand_prologue): Update.
5758 (thumb_exit): Update.
5759 (thumb_unexpanded_epilogue): Update.
5760 (thumb1_output_function_prologue): Update.
5761 * config/pa/pa.md (return expander): Update.
5762 * config/pa/pa.c (compute_frame_size): Update.
5763 (hppa_builtin_saveregs): Update.
5764 * config/mips/mips.c (mips_va_start): Update.
5765 (mips16_build_function_stub): Update.
5766 (mips_compute_frame_info): Update.
5767 (mips_restore_gp): Update.
5768 (mips_output_function_prologue): Update.
5769 (mips_expand_prologue): Update.
5770 * config/v850/v850.c (compute_frame_size): Update.
5771 (expand_prologue): * config/mmix/mmix.c (along): update.
5772 (mmix_initial_elimination_offset): update.
5773 (mmix_reorg): update.
5774 (mmix_use_simple_return): update.
5775 (mmix_expand_prologue): update.
5776 (mmix_expand_epilogue): Update.
5777 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
5778 (emit_link_insn): Update.
5780 2008-04-08 Anatoly Sokolov <aesok@post.ru>
5782 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
5783 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
5785 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
5788 2008-04-07 Jan Hubicka <jh@suse.cz>
5790 * function.h (rtl): Rename to x_rtl.
5792 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5793 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5794 used_temp_slots avail_temp_slots, temp_slot_level,
5795 nonlocal_goto_handler_labels): Update accesstors.
5796 (rtl): New global variable.
5797 (struct function): Move some fileds to rtl_data.
5798 (get_arg_pointer_save_area): Update prototype.
5799 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5800 get_arg_pointer_save_area.
5801 * expr.c (init_expr): Update
5802 * function.c (get_frame_size): Update
5803 (assign_stack_local): Update
5804 (expand_function_end): Update.
5805 (get_art_pointer_save_area): Update
5807 * emit-rtl.c (rtl): Declare.
5808 (regno_reg_rtx): Declare.
5809 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5811 (gen_reg_rtx): Update.
5812 * varasm.c (n_deferred_constatns): Update accestor.
5813 (init_varasm_status): Do not allocate varasm_status.
5814 (force_const_mem, get_pool_size, output_constant_pool): Update.
5815 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5816 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5817 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
5818 * sparc/sparc.h (INIT_EXPANDERS): Update.
5819 * ia64/ia64.h (INIT_EXPANDERS): Update.
5821 2008-04-07 James E. Wilson <wilson@tuliptree.org>
5823 * reload.c (push_secondary_reload): Add missing break to for loop.
5825 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
5827 PR middle-end/PR28690
5828 * rtlanal.c: Update copyright years.
5829 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
5830 as REG_POINTER and MEM_POINTER operands.
5831 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
5832 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
5833 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
5834 * gcse.c: Update copyright years.
5835 (pre_delete): Call gen_reg_rtx_and_attrs.
5836 (hoist_code): Likewise.
5837 (build_store_vectors): Likewise.
5838 (delete_store): Likewise.
5839 * loop-invariant.c (move_invariant_reg): Likewise.
5840 Update copyright years.
5842 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
5844 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
5845 control string instead of quoted.
5847 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
5849 * doc/rtl.texi: Rewrite of subreg section.
5851 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
5854 * config/i386/i386.c (legitimize_pic_address): Add treating
5855 of dllimport SYM_REF's.
5856 (legitimize_dllimport_symbol): Add prototype.
5858 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
5860 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
5861 reference in constructor with non self-referential type.
5863 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
5865 Removal of Return with Depressed Stack Pointer support
5866 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
5867 (ECF_SP_DEPRESSED): Likewise.
5868 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
5869 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
5870 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5871 (expand_call): Do not test ECF_SP_DEPRESSED.
5872 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5873 * function.c (keep_stack_depressed): Delete.
5874 (handle_epilogue_set): Likewise.
5875 (update_epilogue_consts): Likewise.
5876 (emit_equiv_load): Likewise.
5877 (thread_prologue_and_epilogue_insns): Remove support for Return with
5878 Depressed Stack Pointer.
5879 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5881 2008-04-06 Richard Guenther <rguenther@suse.de>
5883 PR tree-optimization/35400
5884 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
5885 information from SSA_NAMEs.
5887 2008-04-06 Anatoly Sokolov <aesok@post.ru>
5889 * config/avr/avr.h (avr_mega_p): Remove declaration.
5890 (AVR_MEGA): Remove macro.
5891 * config/avr/avr.c (avr_mega_p): Remove variable.
5892 (avr_override_options): Remove inicializion of avr_mega_p.
5893 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
5894 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
5895 (avr_jump_mode): (Ditto.).
5896 (avr_output_progmem_section_asm_op): (Ditto.).
5897 (avr_asm_init_sections): (Ditto.).
5898 (avr_asm_init_sections): (Ditto.).
5899 (avr_rtx_costs): (Ditto.).
5900 * config/avr/avr.md: (Ditto.).
5901 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
5904 2008-04-06 Richard Guenther <rguenther@suse.de>
5906 PR tree-optimization/35842
5907 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
5908 is_gimple_invariant_address.
5910 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5912 * gcc.c (default_compilers): Sync Fortran extensions list with
5913 that in fortran/lang-specs.h.
5914 * doc/invoke.texi: Likewise.
5915 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
5916 * dwarf2out.c (gen_compile_unit_die): Likewise.
5918 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
5920 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
5922 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
5925 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
5926 attribute is used for nested functions.
5928 2008-04-05 Jan Hubicka <jh@suse.cz>
5930 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
5932 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
5934 (dump_files): Update.
5935 (enable_rtl_dump_file): Do not accept letter argument.
5936 * tree-pass.h (dump_file_info): Remove letter argument.
5937 * toplev.c (decode_d_option): Update -da handling.
5938 * toplev.h (enable_rtl_dump_file): Update prototype.
5939 * passes.c (register_one_dump_file): Do not accept IPA argument; work
5940 it out based on pass type.
5941 (register_dump_files_1): Likewise.
5942 (init_optimization_passes): Update register_one_dump_file calls.
5943 (execute_one_pass): Sanity check that IPA passes are called at IPA
5944 level and RTL passes at RTL level.
5945 (execute_pass_list): IPA pass can not be after or subpass of
5947 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
5948 disallov RTL subpasses of IPA subpasses.
5950 2008-04-05 Ben Elliston <bje@au.ibm.com>
5952 * tree-cfg.c (need_fake_edge_p): Return false for calls to
5953 builtins that return exactly once and do not throw. Cache call to
5956 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
5958 PR rtl-optimization/34916
5960 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
5961 between instruction pairs.
5963 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
5965 * doc/invoke.texi: Document -mbitops for SH.
5966 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
5967 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
5968 * config/sh/sh.c (print_operand): Add %t operand code.
5969 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
5970 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
5971 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
5972 (extendqihi2): Likewise.
5973 (movqi_i): Likewise.
5974 (insv): Use bset, bclr and bst instructions for SH2A if possible.
5975 (extv): Use bld instruction for SH2A if possible.
5977 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
5978 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
5979 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
5980 (bset.b, bclr.b): Define peepholes.
5981 * config/sh/sh.opt (mbitops): New option.
5983 2008-04-04 Janis Johnson <janis187@us.ibm.com>
5986 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
5987 and view convert expression.
5989 2008-04-04 Jakub Jelinek <jakub@redhat.com>
5992 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
5994 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
5996 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
5998 * config/i386/cpuid.h (bit_AES): New.
5999 (bit_PCLMUL): Likewise.
6001 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
6002 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
6003 SSE2 if AES or PCLMUL is enabled.
6004 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
6005 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
6006 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
6007 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
6008 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
6009 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
6010 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
6011 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
6012 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
6013 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
6014 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
6015 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
6016 __builtin_ia32_aeskeygenassist128 and
6017 __builtin_ia32_pclmulqdq128.
6018 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
6019 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
6020 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
6022 * config/i386/i386.h (TARGET_AES): New.
6023 (TARGET_PCLMUL): Likewise.
6024 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
6026 * config/i386/i386.md (UNSPEC_AESENC): New.
6027 (UNSPEC_AESENCLAST): Likewise.
6028 (UNSPEC_AESDEC): Likewise.
6029 (UNSPEC_AESDECLAST): Likewise.
6030 (UNSPEC_AESIMC): Likewise.
6031 (UNSPEC_AESKEYGENASSIST): Likewise.
6032 (UNSPEC_PCLMUL): Likewise.
6034 * config/i386/i386.opt (maes): New.
6035 (mpclmul): Likewise.
6037 * config/i386/sse.md (aesenc): New pattern.
6038 (aesenclast): Likewise.
6040 (aesdeclast): Likewise.
6042 (aeskeygenassist): Likewise.
6043 (pclmulqdq): Likewise.
6045 * config/i386/wmmintrin.h: New.
6047 * doc/extend.texi: Document AES and PCLMUL built-in function.
6049 * doc/invoke.texi: Document -maes and -mpclmul.
6051 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
6053 * function.c (free_after_parsing): Replace with
6054 cxx_push_function_context from C++ front-end.
6055 (allocate_struct_function): Don't call langhook.
6056 * langhooks.h (struct lang_hooks_for_functions): Delete.
6057 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
6059 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
6060 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
6061 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
6062 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
6063 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
6064 remove LANG_HOOKS_FUNCTION_INITIALIZER.
6065 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
6067 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
6068 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
6070 2008-04-04 Jakub Jelinek <jakub@redhat.com>
6073 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
6076 2008-04-04 Richard Guenther <rguenther@suse.de>
6079 * fold-const.c (optimize_minmax_comparison): Use the correct
6080 type for the constant in the simplified comparison.
6082 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
6084 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
6085 Pass L2 size as "--param l2-cache-size" to the compiler.
6086 (decode_l2_cache): New function to decode L2 cache parameters using
6087 0x8000006 extended cpuid function.
6088 (detect_caches_amd): Determine parameters of L2 cache using
6089 decode_l2_caches function.
6090 (decode_caches_intel): Decode L2 cache parameters.
6091 (detect_caches_intel): Determine L2 cache parameters using
6092 decode_caches_intel and decode_l2_caches functions.
6094 2008-04-03 Bob Wilson <bob.wilson@acm.org>
6096 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
6097 secondary input reload for subword loads from the constant pool.
6099 2008-04-03 Janis Johnson <janis187@us.ibm.com>
6102 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
6103 constants of the appropriate size for runtime calculations.
6106 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
6107 decimal-float literal constant zero.
6109 2008-04-03 Jakub Jelinek <jakub@redhat.com>
6112 * c-parser.c (c_parser_omp_atomic): Call
6113 default_function_array_conversion on the RHS.
6116 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
6117 call is_variable_sized if decl has incomplete type.
6119 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
6121 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
6123 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
6125 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
6127 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
6128 (sgt<u>): Merge sgt and sgtu into new expander.
6129 (sgt, sgtu): Remove expanders.
6130 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
6131 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
6132 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
6133 *sgtu_<mode>_mips16 into new pattern.
6134 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
6135 (sge<u>): Merge sge and sgeu into new expander.
6136 (sge, sgeu): Remove expanders.
6137 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
6139 (*sge_<mode>, second *sge_<mode>): Remove patterns.
6140 (slt<u>): Merge slt and sltu into new expander.
6141 (slt, sltu): Remove expanders.
6142 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
6143 (*slt_<mode>, *sltu_<mode>): Remove patterns.
6144 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
6145 *sltu_<mode>_mips16 into new pattern.
6146 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
6147 (sle<u>): Merge sle and sleu into new expander.
6148 (sle, sleu): Remove expanders.
6149 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
6150 (*sle_<mode>, *sleu_<mode>): Remove patterns.
6151 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
6152 *sleu_<mode>_mips16 into new pattern.
6153 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
6155 2008-04-03 Jan Hubicka <jh@suse.cz>
6157 PR tree-optimization/35795
6158 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
6159 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6160 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6161 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6162 * score/score3.c (score3_output_mi_thunk): Likewise.
6163 * score/score7.c (score7_output_mi_thunk): Likewise.
6164 * mips/mips.c (mips_output_mi_thunk): Likewise.
6166 2008-04-03 Richard Guenther <rguenther@suse.de>
6168 * tree-vrp.c (extract_range_from_unary_expr): Handle all
6169 conversions. Simplify code.
6171 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
6173 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
6175 2008-04-03 Tom Tromey <tromey@redhat.com>
6176 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6178 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
6179 * config/bfin/t-bfin-linux (generated_files): Add
6180 linux-sysroot-suffix.h.
6181 * doc/install.texi (Prerequisites): Require make 3.80.
6182 * doc/sourcebuild.texi (Front End Directory): Document new
6184 * Makefile.in (generated_files): New variable.
6185 (ALL_HOST_OBJS): New variable.
6186 ($(ALL_HOST_OBJS)): New target.
6188 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6190 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
6191 (remap_block): Call id->transform_lang_insert_block instead
6193 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
6194 Set id.transform_lang_insert_block to NULL.
6195 (clone_body): Move to cp/optimize.c
6196 * tree-inline.h (struct copy_body_data): Change
6197 transform_lang_insert_block to function pointer.
6198 (copy_generic_body, copy_decl_no_change): Export.
6199 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
6200 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
6201 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
6203 * c-tree.h (insert_block): Kill.
6204 * c-decl.c (insert_block): Kill.
6206 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6208 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6209 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6210 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
6212 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
6213 argument, call {push,pop}_function_context from here.
6214 * c-parser.c: Use c_{push,pop}_function_context.
6216 * function.c (push_function_context_to): Move meat ...
6217 (push_function_context): ... here. Simplify.
6218 * function.c (pop_function_context_from): Move meat ...
6219 (pop_function_context): ... here. Simplify.
6220 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
6222 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6223 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6224 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
6225 * tree.h (push_function_context_to, pop_function_context_from): Remove.
6227 2008-04-03 Ben Elliston <bje@au.ibm.com>
6229 * expmed.c (extract_force_align_mem_bit_field): Remove.
6231 2008-04-03 Richard Guenther <rguenther@suse.de>
6234 * expr.h (try_casesi): Adjust prototype.
6235 * expr.c (try_casesi): Take fallback label as extra parameter.
6236 Use that for gen_casesi if default_label is NULL.
6237 * stmt.c (expand_case): Pass fallback label to try_casesi,
6238 make sure to fill gaps with a fallback label if default_label
6241 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
6244 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
6246 2008-04-03 Ben Elliston <bje@au.ibm.com>
6248 * expmed.c (extract_split_bit_field): Remove if (0) code.
6249 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
6250 (do_ds_constraint): Likewise.
6252 2008-04-02 Joseph Myers <joseph@codesourcery.com>
6254 * doc/cppopts.texi (-dU): Document.
6255 * c-common.h (flag_dump_macros): Update comment.
6256 * c-opts.c (handle_OPT_d): Handle -dU.
6257 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
6258 dump_queued_macros, cb_used_define, cb_used_undef): New.
6259 (init_pp_output): Handle -dU.
6260 (cb_line_change): Call dump_queued_macros.
6261 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
6263 2008-04-02 Anatoly Sokolov <aesok@post.ru>
6265 * config/avr/predicates.md (io_address_operand): New predicate.
6266 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
6267 * config/avr/avr.c (avr_io_address_p): Remove function.
6268 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
6269 'avr_io_address_p' function.
6270 (out_movhi_r_mr): (Ditto.).
6271 (out_movqi_mr_r): (Ditto.).
6272 (out_movhi_mr_r): (Ditto.).
6273 (avr_address_cost): (Ditto.).
6275 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
6277 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
6278 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
6279 in 32bit mode when XMM registers are available to avoid store
6281 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
6282 corresponding post-reload splitters.
6284 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6286 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
6287 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
6288 __builtin_ia32_roundss.
6289 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
6290 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
6291 __builtin_ia32_roundss.
6292 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
6293 IX86_BUILTIN_SHUFPD here.
6295 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6297 * config/i386/i386.md (plogic): New.
6298 (plogicprefix): Likewise.
6300 * config/i386/mmx.md (mmx_<code><mode>3): New.
6301 (mmx_and<mode>3): Removed.
6302 (mmx_ior<mode>3): Likewise.
6303 (mmx_xor<mode>3): Likewise.
6305 * config/i386/sse.md (<code><mode>3): New.
6306 (*<code><mode>3): Likewise.
6307 (*<code><mode>3): Likewise.
6308 (<code><mode>3): Likewise.
6309 (*sse_<code><mode>3): Likewise.
6310 (*sse2_<code><mode>3): Likewise.
6311 (<code>tf3): Likewise.
6312 (*<code>tf3): Likewise.
6313 (and<mode>3): Likewise.
6314 (*and<mode>3): Likewise.
6315 (ior<mode>3): Removed.
6316 (*ior<mode>3): Likewise.
6317 (xor<mode>3): Likewise.
6318 (*xor<mode>3): Likewise.
6319 (*and<mode>3): Likewise.
6320 (*ior<mode>3): Likewise.
6321 (*xor<mode>3): Likewise.
6322 (and<mode>3): Likewise.
6323 (*sse_and<mode>3): Likewise.
6324 (*sse2_and<mode>3): Likewise.
6326 (*andtf3): Likewise.
6327 (ior<mode>3): Likewise.
6328 (*sse_ior<mode>3): Likewise.
6329 (*sse2_ior<mode>3): Likewise.
6331 (*iortf3): Likewise.
6332 (xor<mode>3): Likewise.
6333 (*sse_xor<mode>3): Likewise.
6334 (*sse2_xor<mode>3): Likewise.
6336 (*xortf3): Likewise.
6338 2008-04-02 Richard Guenther <rguenther@suse.de>
6340 PR tree-optimization/14495
6341 PR tree-optimization/34793
6342 * tree-vrp.c (struct switch_update): New structure.
6343 (to_remove_edges, to_update_switch_stmts): New VECs.
6344 (simplify_switch_using_ranges): New function. Remove not taken
6345 case labels and edges.
6346 (simplify_stmt_using_ranges): Call it.
6347 (identify_jump_threads): Mark edges we have queued for removal
6348 so we don't thread them.
6349 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
6351 * tree-cfg.c (group_case_labels): Deal with missing default label.
6352 (tree_verify_flow_info): Allow missing default label.
6353 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
6354 (emit_case_nodes): Likewise.
6355 (expand_case): Do not rely on the default label to be present.
6356 * expr.c (try_casesi): Deal with NULL default_label.
6357 (do_tablejump): Likewise.
6359 2008-04-02 Richard Guenther <rguenther@suse.de>
6361 PR tree-optimization/14495
6362 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
6363 SWITCH_EXPR here ...
6364 (vrp_visit_switch_stmt): ... but here (new function).
6365 (find_case_label_index): New helper function.
6366 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
6368 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6370 * fwprop.c: Fix ISO-C99ism.
6372 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6375 * Makefile.in (objdir): Set it here.
6376 * configure.ac: Not here. Find dynamic linker characteristics.
6377 * exec-tool.in: Use them.
6378 * aclocal.m4: Regenerate.
6379 * configure: Regenerate.
6381 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6383 * expr.c (expand_var): Delete it.
6384 * expr.h (expand_var): Delete prototype.
6385 * function.c (expand_function_start): Use expand_decl instead.
6386 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
6389 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
6391 PR rtl-optimization/35542
6392 * fwprop.c (forward_propagate_and_simplify): Replace
6393 loc_reg_mentioned_in_p with reg_mentioned_p.
6395 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6397 PR rtl-optimization/35281
6398 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
6399 (propagate_rtx_1): Handle PR_HANDLE_MEM.
6400 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
6401 (varying_mem_p): Move above propagate_rtx.
6402 (all_uses_available_at): Do not check MEMs.
6404 2008-04-02 Rafael Espindola <espindola@google.com>
6406 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
6407 (register_edge_assert_for_2): Split the cond argument.
6408 (register_edge_assert_for_1): Adjust for the change in
6409 register_edge_assert_for_2.
6410 (register_edge_assert_for): Split the cond argument.
6411 (find_switch_asserts): Adjust for the change in
6412 register_edge_assert_for.
6414 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
6416 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
6417 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
6418 offsets for 64-bit mingw.
6419 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
6420 abi for x86_64-pc-mingw.
6422 2008-04-02 Richard Guenther <rguenther@suse.de>
6424 * tree-vrp.c (extract_range_from_assert): Make sure to not
6425 produce range min/max with TREE_OVERFOW set.
6426 If merging a anti-range and a range keep the anti-range if
6427 the range covers all values of the type.
6428 (register_edge_assert_for_2): Only allow sign-changing
6429 conversions in detecting canonical range checks. Also
6430 register an assert for the unsigned name if useful.
6432 PR tree-optimization/35787
6433 * tree-vrp.c (vrp_val_max): New function.
6434 (vrp_val_min): Likewise.
6435 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
6436 (vrp_val_is_min): Likewise.
6437 (supports_overflow_infinity): Use vrp_val_{min,max}.
6438 (negative_overflow_infinity): Likewise.
6439 (positive_overflow_infinity): Likewise.
6440 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
6441 (is_positive_overflow_infinity): Likewise.
6442 (is_overflow_infinity): Likewise.
6443 (avoid_overflow_infinity): Use vrp_val_{min,max} and
6444 vrp_val_is_{min,max}.
6445 (set_and_canonicalize_value_range): Canonicalize anti-ranges
6446 to ranges if possible. Avoid empty ranges.
6448 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6451 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
6452 the expression is a function address.
6454 2008-04-01 George Helffrich <george@gcc.gnu.org>
6456 PR fortran/35154, fortran/23057
6457 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
6458 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
6459 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
6460 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
6462 (dbxout_syms): Check for COMMON-based symbol and wrap in
6463 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
6464 in bracket for efficiency.
6466 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
6467 using DW_TAG_common_block + member offset.
6468 (add_pubname_string): New function.
6469 (dw_expand_expr): New function to find block name and offset for
6471 (common_check): New function to check whether symbol in Fortran COMMON.
6472 (gen_variable_die): If COMMON, use DW_TAG_common_block.
6474 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
6477 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
6479 2008-04-02 Ben Elliston <bje@au.ibm.com>
6481 * config/v850/v850.md (casesi): Remove if (0) code.
6482 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6483 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
6485 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
6487 * config/i386/i386.md (rex64suffix): New mode attribute.
6488 (floathi<mode>2): Disable expander for SSE math.
6489 (*floathi<mode>2_1): New insn insn_and_split pattern.
6490 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
6491 corresponding post-reload splitters.
6492 (*floathi<mode>2_i387): New macroized insn pattern.
6493 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
6494 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
6495 insn_and_split pattern.
6496 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
6497 New macroized instruction patterns and corresponding post-reload
6499 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
6500 and corresponding post-reload splitters.
6501 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
6502 New macroized instruction patterns.
6503 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
6504 macroized instruction patterns and corresponding post-reload splitters.
6505 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
6506 corresponding post-reload splitters.
6507 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
6508 New macroized instruction patterns.
6509 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
6510 corresponding post-reload splitters.
6511 (*floatsi<mode>2_i387): New macroized instruction patterns.
6513 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
6515 * config/i386/i386.md (smaxmin): New.
6516 (umaxmin): Likewise.
6517 (maxminiprefix): Likewise.
6518 (maxminfprefix): Likewise.
6519 (<code><mode>3): Likewise.
6520 (smin<mode>3): Removed.
6521 (smax<mode>3): Likewise.
6523 * config/i386/mmx.md (mmx_<code>v2sf3): New.
6524 (mmx_<code>v4hi3): Likewise.
6525 (mmx_<code>v8qi3): Likewise.
6526 (mmx_smaxv2sf3): Removed.
6527 (mmx_sminv2sf3): Likewise.
6528 (mmx_umaxv8qi3): Likewise.
6529 (mmx_smaxv4hi3): Likewise.
6530 (mmx_uminv8qi3): Likewise.
6531 (mmx_sminv4hi3): Likewise.
6533 * config/i386/sse.md (<addsub><mode>3): New.
6534 (*<addsub><mode>3): Likewise.
6535 (<sse>_vm<addsub><mode>3): Likewise.
6536 (<maxmin><mode>3): Likewise.
6537 (*<maxmin><mode>3_finite): Likewise.
6538 (*<maxmin><mode>3): Likewise.
6539 (<sse>_vm<maxmin><mode>3): Likewise.
6540 (sse3_h<addsub>v4sf3): Likewise.
6541 (sse3_h<addsub>v2df3): Likewise.
6542 (<maxmin>v16qi3): Likewise.
6543 (*<maxmin>v16qi3): Likewise.
6544 (<maxmin>v8hi3): Likewise.
6545 (*<maxmin>v8hi3): Likewise.
6546 (*sse4_1_<maxmin><mode>3): Likewise.
6547 (*sse4_1_<maxmin><mode>3): Likewise.
6548 (add<mode>3): Removed.
6549 (*add<mode>3): Likewise.
6550 (<sse>_vmadd<mode>3): Likewise.
6551 (sub<mode>3): Likewise.
6552 (*sub<mode>3): Likewise.
6553 (<sse>_vmsub<mode>3): Likewise.
6554 (smin<mode>3): Likewise.
6555 (*smin<mode>3_finite): Likewise.
6556 (*smin<mode>3): Likewise.
6557 (<sse>_vmsmin<mode>3): Likewise.
6558 (smax<mode>3): Likewise.
6559 (*smax<mode>3_finite): Likewise.
6560 (*smax<mode>3): Likewise.
6561 (<sse>_vmsmax<mode>3): Likewise.
6562 (sse3_haddv4sf3): Likewise.
6563 (sse3_haddv2df3): Likewise.
6564 (sse3_hsubv4sf3): Likewise.
6565 (sse3_hsubv2df3): Likewise.
6566 (umaxv16qi3): Likewise.
6567 (*umaxv16qi3): Likewise.
6568 (smaxv8hi3): Likewise.
6569 (*smaxv8hi3): Likewise.
6570 (*sse4_1_smax<mode>3): Likewise.
6571 (*sse4_1_umax<mode>3): Likewise.
6572 (uminv16qi3): Likewise.
6573 (*uminv16qi3): Likewise.
6574 (sminv8hi3): Likewise.
6575 (*sminv8hi3): Likewise.
6576 (*sse4_1_smin<mode>3): Likewise.
6577 (*sse4_1_umin<mode>3): Likewise.
6579 2008-04-01 Rafael Espindola <espindola@google.com>
6581 * tree-cfg.c (verify_expr): remove in_phi.
6582 (verify_stmt): Don't call walk_tree with verify_expr. Use
6583 is_gimple_min_invariant instead of is_gimple_val.
6585 2008-04-01 Joseph Myers <joseph@codesourcery.com>
6587 * doc/include/gpl_v3.texi: Update for manpage generation.
6588 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
6590 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
6591 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
6592 gpl_v3.texi instead of gpl.texi.
6595 2008-04-01 Jakub Jelinek <jakub@redhat.com>
6598 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
6600 2008-04-01 Rafael Espindola <espindola@google.com>
6602 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
6603 (extract_code_and_val_from_cond): Use
6604 extract_code_and_val_from_cond_with_ops.
6606 2008-04-01 Jan Hubicka <jh@suse.cz>
6608 * function.c (free_after_compilation): Free epilogue_delay_list.
6609 (prepare_function_start): Assert that previous compilation was freed.
6611 2008-04-01 Jan Hubicka <jh@suse.cz>
6612 Jim Wilson <wilson@tuliptree.org>
6613 Andreas Tobler <andreast@gcc.gnu.org>
6616 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
6617 rtl.emit instead cfun->emit.
6618 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
6619 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
6621 2008-04-01 Ben Elliston <bje@au.ibm.com>
6623 * doc/c-tree.texi (Function Basics): Fix grammatical error.
6625 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
6627 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
6629 (fprofile-use): Add var flag_profile_use
6630 * coverage.c (coverage_begin_output): Do not open a gcno file for
6631 output only if -ftest-coverage is set.
6632 Do not add getpwd() to gcda file path.
6633 (build_gcov_info): Check the new flag
6634 flag_profile_datafile_relative_path.
6635 (coverage_init): Use profile_data_prefix.
6636 Read profile counter only if flag_profile_use is set.
6637 * opts.c (common_handle_option): New option fprofile-use=,
6638 fprofile-dir=, fprofile-generate=.
6639 * toplev.c (profile_data_prefix): New variable definition.
6640 * toplev.h (profile_data_prefix): New declaration.
6641 * doc/invoke.tex (Option Summary, Optimization Options):
6644 2008-03-31 James E. Wilson <wilson@tuliptree.org>
6646 * varasm.c (output_constant_pool_1): In LABEL_REF check,
6647 use tmp consistently.
6650 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
6651 * config/ia64/ia64.c (rtx_needs_barrier): Handle
6652 UNSPEC_FR_RECIP_APPROX_RES.
6653 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
6655 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
6658 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
6660 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6663 * fold-const.c (fold_indirect_ref_1): Support accessing non first
6664 element of the vector via a pointer.
6666 2008-03-31 Ian Lance Taylor <iant@google.com>
6668 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
6670 2008-03-31 Jan Hubicka <jh@suse.cz>
6672 * builtins.c (expand_builtin_setjmp_receiver): Update call of
6673 get_arg_pointer_save_area.
6674 * expr.c (init_expr): Just clear out rtl.expr.
6675 * function.c (free_after_compilation): Clear out whole RTL structure.
6676 (get_func_frame_size): Merge into ...
6677 (get_frame_size): ... this one.
6678 (assign_stack_local_1): Merge into ...
6679 (assign_stack_local): ... this one.
6680 (expand_function_end): Update call of get_arg_pointer_save_area.
6681 (get_art_pointer_save_area): Remove cfun argument.
6682 * function.h (emit_status): regno_pointer_align does not need length
6683 attribute. Move x_regno_reg_rtx to ...
6684 (regno_reg_rtx): ... new global array.
6685 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
6686 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
6687 apply_args_value, forced_labels, stack_pointer_delta):
6689 (struct varasm_status): Move here from varasm.c
6690 (struct rtl_data): New. Move here some fields from struct function.
6691 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
6692 frame_offset, stack_check_probe_note, arg_pointer_save_area,
6693 used_temp_slots avail_temp_slots, temp_slot_level,
6694 nonlocal_goto_handler_labels): Update accesstors.
6695 (rtl): New global variable.
6696 (struct function): Move some fileds to rtl_data.
6697 (get_arg_pointer_save_area): Update prototype.
6698 * emit-rtl.c (rtl): Declare.
6699 (regno_reg_rtx): Declare.
6700 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
6702 (gen_reg_rtx): Update.
6703 (init_virtual_regs): Do not tate emit_status argument.
6704 (init_emit): Do not allocate emit.
6705 * varasm.c (varasm_statuc): Move to function.h.
6706 (n_deferred_constatns): Update accestor.
6707 (init_varasm_status): Do not allocate varasm_status.
6708 (force_const_mem, get_pool_size, output_constant_pool): Update.
6709 * stmt.c (force_label_rtx): Do not use x_ prefixes.
6710 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
6712 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
6714 PR rtl-optimization/35729
6715 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
6718 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
6721 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
6722 load/store if memory is unaligned.
6723 (*movti_rex64): Likewise.
6725 * config/i386/predicates.md (misaligned_operand): New.
6727 2008-03-31 Andrew Pinski <pinskia@gmail.com>
6730 * tree-ssa-phiopt.c (conditional_replacement): Return early for
6733 2008-03-31 Jan Beulich <jbeulich@novell.com>
6735 * config/ia64/constraints.md: Add 'j' constraint.
6736 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
6737 (movdi_internal): Likewise.
6739 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
6742 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
6744 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
6747 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
6748 proper error message for the third argument on blendpd and
6751 * config/i386/sse.md (blendbits): New.
6752 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
6754 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
6756 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
6758 2008-03-30 Richard Guenther <rguenther@suse.de>
6761 * fold-const.c (fold_sign_changed_comparison): Do leave
6762 conversions to base-types alone.
6764 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6766 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
6767 the link register if one altivec register is be saved.
6769 2008-03-30 Ben Elliston <bje@au.ibm.com>
6771 * final.c (final_scan_insn): Remove if (0) code.
6773 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
6775 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
6777 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
6779 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
6780 of V4SFmode to ix86_binary_operator_ok.
6782 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
6784 * config/i386/i386.c (override_options): Initialize
6785 ix86_veclib_handler to ix86_veclibabi_svml when
6786 -mveclibabi=svml is used.
6787 (ix86_veclibabi_svml): New function for SVML ABI style
6788 vectorization support.
6789 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
6791 2008-03-28 Rafael Espindola <espindola@google.com>
6793 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
6794 (tree_binary_nonnegative_warnv_p): Make it public.
6795 (tree_single_nonnegative_warnv_p): Make it public.
6796 (tree_invalid_nonnegative_warnv_p): Make it public.
6797 (tree_unary_nonzero_warnv_p): Make it public.
6798 (tree_binary_nonzero_warnv_p): Make it public
6799 (tree_single_nonzero_warnv_p): Make it public.
6800 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
6801 (extract_range_from_binary_expr): Split the expr argument.
6802 (extract_range_from_unary_expr): Split the expr argument.
6803 (extract_range_from_comparison): Split the expr argument.
6804 (extract_range_from_expr): Use the new aux functions.
6805 (vrp_evaluate_conditional_warnv): Use
6806 vrp_evaluate_conditional_warnv_with_ops.
6807 * tree.h (tree_unary_nonzero_warnv_p): Declare.
6808 (tree_binary_nonzero_warnv_p): Declare.
6809 (tree_single_nonzero_warnv_p): Declare.
6810 (tree_expr_nonzero_warnv_p): Declare.
6811 (tree_unary_nonnegative_warnv_p): Declare.
6812 (tree_binary_nonnegative_warnv_p): Declare.
6813 (tree_single_nonnegative_warnv_p): Declare.
6814 (tree_invalid_nonnegative_warnv_p): Declare.
6816 2008-03-28 Richard Guenther <rguenther@suse.de>
6818 PR tree-optimization/30317
6819 PR tree-optimization/30911
6820 PR tree-optimization/34793
6821 * tree-vrp.c (set_and_canonicalize_value_range): New function.
6822 (struct assert_locus_d): New member EXPR.
6823 (register_new_assert_for): Add EXPR parameter to support
6824 ASSERT_EXPR <name, expr OP limit>.
6825 (register_edge_assert_for_1): Adjust callers.
6826 (find_assert_locations): Likewise.
6827 (process_assert_insertions_for): Build condition from expression.
6828 (extract_range_from_assert): Handle ASSERT_EXPRs
6829 of the form ASSERT_EXPR <name, expr OP limit>.
6830 (register_edge_assert_for_2): New helper registering
6831 asserts for comparisons. Recognize range tests of the form
6832 (unsigned)i - CST1 OP CST2.
6833 (register_edge_assert_for_1): Use it.
6834 (register_edge_assert_for): Likewise.
6835 (needs_overflow_infinity): Integer sub-types
6836 do not need overflow infinities.
6837 (vrp_val_is_max): The extreme values of integer sub-types
6838 are those of the base type.
6839 (vrp_val_is_min): Likewise.
6840 * tree.def (ASSERT_EXPR): Document extra allowed conditional
6843 2008-03-28 Nick Clifton <nickc@redhat.com>
6846 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6847 Return GENERAL_REGS for stack adjustment reloads.
6849 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6852 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
6853 const_vector when all the vectors are constant.
6855 2008-03-27 Bob Wilson <bob.wilson@acm.org>
6857 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
6859 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
6860 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
6862 (s<code>_sf): Use new scc_sf attribute for opcode names.
6864 2008-03-27 Tom Tromey <tromey@redhat.com>
6866 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
6867 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
6868 config/spu/t-spu-elf, config/i386/t-interix,
6869 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
6870 config/i386/x-darwin, config/i386/x-mingw32,
6871 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
6872 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
6873 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
6874 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
6875 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
6876 config/rs6000/x-darwin, config/rs6000/t-rs6000,
6877 config/score/t-score-elf, config/arm/t-strongarm-pe,
6878 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
6879 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
6880 Revert automatic dependency patch.
6882 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
6885 * config/i386/i386.c (ix86_function_arg_boundary): Align
6886 decimal floating point to its natural boundary.
6888 2008-03-27 Richard Guenther <rguenther@suse.de>
6891 * fold-const.c (fold_comparison): Restrict distinct decl
6892 comparison folding to VAR_DECLs and PARM_DECLs. Do not
6893 solely rely on operand_equal_p.
6895 2008-03-27 Richard Guenther <rguenther@suse.de>
6898 * c-common.c (handle_weak_attribute): Reject combination of
6901 2008-03-27 Richard Guenther <rguenther@suse.de>
6903 PR tree-optimization/32810
6904 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
6905 conversions from DECL_INITIAL.
6906 (fold_const_aggregate_ref): Likewise from constructor elements.
6908 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
6910 * tree-affine.h (aff_combination_expand): Declare.
6911 (get_inner_reference_aff): Likewise.
6912 * tree-affine.c (aff_combination_expand): Split out from
6913 tree_to_aff_combination_expand.
6914 (get_inner_reference_aff): New function.
6915 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
6916 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
6917 (struct lim_aux_data): sm_done field removed.
6918 (mem_ref_loc_p, mem_ref_locs_p): New types.
6919 (struct mem_ref): Added id, stored, accesses_in_loop,
6920 indep_loop, dep_loop, indep_ref, dep_ref fields.
6921 Removed is_stored, locs and next fields.
6922 (memory_accesses): New variable.
6923 (movement_possibility): Do not allow moving statements
6924 that store to memory.
6925 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
6927 (determine_max_movement): For statements with memory references,
6928 find the outermost loop in that the reference is independent.
6929 (move_computations_stmt): Mark the virtual operands for renaming.
6930 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
6931 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
6932 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
6933 add_vop_ref_mapping, create_vop_ref_mapping_loop,
6934 create_vop_ref_mapping, analyze_memory_references,
6935 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
6936 get_all_locs_in_loop, ref_always_accessed_p,
6937 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
6938 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
6939 store_motion_loop, store_motion): New functions.
6940 (struct vop_to_refs_elt): New type.
6941 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
6942 memref_hash, memref_eq, hoist_memory_references): Rewritten.
6943 (schedule_sm): Replaced by...
6944 (execute_sm): ... this.
6945 (determine_lsm_ref, hoist_memory_references,
6946 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
6947 find_more_ref_vops, free_mem_ref, free_mem_refs,
6948 determine_lsm_loop, determine_lsm): Removed.
6949 (tree_ssa_lim_finalize): Free data structures used by store motion.
6950 (tree_ssa_lim): Call analyze_memory_references. Use
6951 store_motion instead of determine_lsm.
6953 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
6955 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
6956 rename tmake_file to m68hc11/t-m68hc11.
6957 (mcore): Set inhibit_libc to true.
6958 * config.host (alpha*-dec-*vms*): Set extra_programs.
6959 (interix3*): Don't use host_xmake_file.
6960 * configure.ac: Let config.gcc override inhibit_libc.
6961 * configure: Regenerate.
6963 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
6964 * config/t-openbsd-thread: Remove commented out lines.
6966 * config/x-interix: Remove.
6968 * config/m68hc11/t-m68hc11-gas: Rename to...
6969 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
6971 * config/mcore/t-mcore: Remove T_CFLAGS.
6972 * config/mcore/t-mcore-pe: Likewise.
6974 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
6976 * configure.ac: Replace custom __GNU_SOURCE test with
6977 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
6978 * aclocal.m4: Regenerate.
6979 * configure: Regenerate.
6980 * config.in: Regenerate.
6982 2008-03-27 Richard Guenther <rguenther@suse.de>
6984 * fold-const.c (target.h): Include.
6985 (fold_comparison): Fold comparison of addresses of decls
6986 that bind locally or of constants. Consolidate address folding code.
6987 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
6988 results from fold_binary_to_constant.
6989 (compare_values_warnv): Likewise.
6991 2008-03-27 Andrew Pinski <pinskia@gmail.com>
6994 * fold-const.c (fold_truthop): Check for integeral types when folding
6995 a == 0 && b == 0 and a != 0 || b != 0 .
6997 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
6999 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
7001 2008-03-26 Andreas Schwab <schwab@suse.de>
7003 * doc/invoke.texi: Fix use of @item vs. @itemx.
7005 2008-03-26 Tom Tromey <tromey@redhat.com>
7007 * Makefile.in (build/gensupport.o, build/print-rtl.o,
7008 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
7009 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
7010 build/gencodes.o, build/genconditions.o, build/genconfig.o,
7011 build/genconstants.o, build/genemit.o, build/genextract.o,
7012 build/genflags.o, build/genmddeps.o, build/genopinit.o,
7013 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
7016 2008-03-26 Richard Guenther <rguenther@suse.de>
7019 2008-03-26 Richard Guenther <rguenther@suse.de>
7021 * fold-const.c (target.h): Include.
7022 (fold_comparison): Fold comparison of addresses of two decls
7023 that bind locally. Consolidate address folding code.
7025 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7027 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
7028 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
7029 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
7030 dconstsqrt2, dconstthird, dconste and/or dconst10.
7031 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
7032 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
7033 dconstsqrt2, dconste): Delete.
7034 (init_emit_once): Likewise. Simplify initializing dconstm1.
7036 * real.c (get_real_const): New.
7037 * real.h (dconst3, dconst10, dconstm2, dconstthird,
7038 dconstsqrt2, dconste): Delete.
7039 (real_value_const, get_real_const): New.
7041 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
7043 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
7045 * config/i386/i386.c (ix86_function_arg_boundary): Check
7046 BIGGEST_ALIGNMENT instead of 128.
7047 (setup_incoming_varargs_64): Likewise.
7049 2008-03-26 Tom Tromey <tromey@redhat.com>
7051 * Makefile.in (DEPFILES): Add missing '/'.
7053 2008-03-26 Richard Guenther <rguenther@suse.de>
7055 * fold-const.c (target.h): Include.
7056 (fold_comparison): Fold comparison of addresses of two decls
7057 that bind locally. Consolidate address folding code.
7059 2008-03-26 Nick Clifton <nickc@redhat.com>
7062 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
7063 not allow INT+INT as a legitimate addressing mode.
7065 2008-03-26 Richard Guenther <rguenther@suse.de>
7067 * tree-flow.h (widen_bitfield): Remove declaration.
7068 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
7069 (widen_bitfield): Remove function.
7070 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
7073 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7076 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
7079 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
7081 PR rtl-optimization/35232
7082 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
7083 (forget_old_reloads_1, forget_marked_reloads): Don't clear
7084 reg_reloaded_call_part_clobbered here.
7085 (reload_regs_reach_end_p): New function.
7086 (reload_reg_rtx_for_input): New variable.
7087 (reload_reg_rtx_for_output): Likewise.
7088 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
7089 when reassigning a pseudo register. Load reloadreg from
7090 reload_reg_rtx_for_input, moving the mode and register
7092 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
7093 instead of the original when deciding whether an input reload
7094 would be a no-op or whether an output reload can be deleted.
7095 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
7096 when setting up new_spill_reg_store. Load it from
7097 reload_reg_rtx_for_output, moving the mode and register
7099 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
7100 instead of the original when deciding whether an output reload
7101 would be a no-op. Do the same when modifying insn notes.
7102 Use rtx_equal_p instead of == to compare the registers.
7103 (inherit_piecemeal_p): Take a mode and two register numbers
7105 (emit_reload_insns): Clear new_spill_reg_store for every hard
7106 register in the reload register. Remove spill registers
7107 from reg_reloaded_valid before considering whether to record
7108 inheritance information for them. Use reload_reg_rtx_for_output
7109 instead of reg_rtx when recording output reloads. Use
7110 reload_reg_rtx_for_input instead of reg_rtx when recording
7111 input reloads. Set or clear reg_reloaded_call_part_clobbered
7112 at the same time as setting reg_reloaded_valid.
7113 (delete_output_reload): Add a new_reload_reg parameter and use it
7114 instead of rld[j].reg_rtx.
7115 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
7118 2008-03-25 Tom Tromey <tromey@redhat.com>
7120 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
7121 (build/genattr.o): Likewise.
7122 (build/genattrtab.o): Likewise.
7123 (build/gencodes.o): Likewise.
7124 (build/genconfig.o): Likewise.
7125 (build/genconstants.o): Likewise.
7126 (build/genemit.o): Likewise.
7127 (build/genextract.o): Likewise.
7128 (build/genflags.o): Likewise.
7130 2008-03-25 Bob Wilson <bob.wilson@acm.org>
7132 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
7133 instead of size_int for integer types.
7134 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
7135 to match type of MINUS_EXPR.
7137 2008-03-25 Tom Tromey <tromey@redhat.com>
7139 * configure: Rebuilt.
7140 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
7143 2008-03-25 Tom Tromey <tromey@redhat.com>
7145 * config/x-solaris (host-solaris.o): Update.
7146 * config/x-linux (host-linux.o): Update.
7147 * config/x-hpux (host-hpux.o): Update.
7148 * config/x-darwin (host-darwin.o): Update.
7149 * config/v850/t-v850e (v850-c.o): Update.
7150 * config/v850/t-v850 (v850-c.o): Update.
7151 * config/t-vxworks (vxworks.o): Update.
7152 * config/t-sol2 (sol2-c.o, sol2.o): Update.
7153 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
7154 * config/spu/t-spu-elf (spu-c.o): Update.
7156 * config/sh/t-symbian (sh-c.o): Update.
7157 (symbian.o): Update.
7158 * config/sh/t-sh (sh-c.o): Update.
7159 * config/score/t-score-elf (score7.o, score3.o): Update.
7160 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
7161 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
7162 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
7163 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
7165 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7166 * config/m32c/t-m32c (m32c-pragma.o): Update.
7167 * config/ia64/t-ia64 (ia64-c.o): Update.
7168 * config/i386/x-mingw32 (host-mingw32.o): Update.
7169 * config/i386/x-i386 (driver-i386.o): Update.
7170 * config/i386/x-darwin (host-i386-darwin.o): Update.
7171 * config/i386/x-cygwin (host-cygwin.o): Update.
7172 * config/i386/t-nwld (nwld.o): Update.
7173 * config/i386/t-netware (netware.o): Update.
7174 * config/i386/t-interix (winnt.o): Update.
7175 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
7176 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
7177 msformat-c.o): Update.
7178 * config/bfin/t-bfin-linux (generated_files): Add
7179 linux-sysroot-suffix.h.
7180 * config/arm/t-wince-pe (pe.o): Update.
7181 * config/arm/t-strongarm-pe (pe.o): Update.
7182 * config/arm/t-pe (pe.o): Update.
7183 * config/arm/t-arm (arm-c.o): Update.
7184 * doc/install.texi (Prerequisites): Require make 3.80.
7185 * Makefile.in: Remove .o targets.
7186 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
7187 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
7188 (simple_generated_h, simple_generated_c): Move earlier.
7189 (generated_files): New variable.
7190 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
7191 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
7192 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
7193 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
7194 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
7195 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
7196 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
7197 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
7198 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
7199 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
7200 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
7201 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
7203 (COMPILE.base, COMPILE): New variables.
7204 (%.o): New pattern rule.
7205 (ALL_HOST_OBJS): New variable.
7206 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
7207 (dummy-checksum.o, cc1-checksum.o): Remove.
7208 (DRIVER_SHLIB): New variable.
7209 (DRIVER_DEFINES): Use it.
7210 (gencondmd.c): Move out of build/.
7211 (s-conditions): Update.
7212 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
7213 (ALL_BUILD_OBJS): Likewise.
7214 (build/%.o): Use BUILDCOMPILE.
7215 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
7216 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
7217 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
7218 build/gencheck.o, build/gencodes.o, build/genconditions.o,
7219 build/genconfig.o, build/genconstants.o, build/genemit.o,
7220 build/genextract.o, build/genflags.o, build/genmddeps.o,
7221 build/genopinit.o, build/genoutput.o, build/genpeep.o,
7222 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
7223 build/gen-protos.o, build/scan.o, build/fix-header.o,
7224 build/scan-decls.o): Simplify.
7225 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
7226 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
7227 prefix.o, toplev.o): Reduce to variable setting.
7228 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
7229 ($(out_object_file), gcc-options.o): New targets.
7230 ($(ALL_HOST_OBJS)): New target. Include dependency files.
7231 * configure: Rebuilt.
7232 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
7233 * doc/sourcebuild.texi (Front End Directory): Document new variable.
7235 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
7237 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
7238 complain when we hit an error, return ERROR_MARK_NODE.
7240 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7242 * config/sh/constraints.md (Pso, Psz): New constraints.
7243 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
7244 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
7246 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7248 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
7249 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
7251 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7253 * config/sh/sh.md (prefetch): Add condition for SH2A target.
7254 (prefetch_sh2a): New.
7256 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7257 Naveen.H.S <naveen.hs@kpitcummins.com>
7259 * config/sh/constraints.md (I28): New constraint.
7260 * config/sh/sh.c (broken_move): Add support for movi20s.
7261 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
7263 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
7264 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7265 Naveen.H.S <naveen.hs@kpitcummins.com>
7267 * config/sh/sh.c (SH_ATTRIBUTES): Define.
7268 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
7269 (print_operand): Handle resbank in %@ operand code.
7270 (sh_encode_section_info): New.
7271 (push_regs): Add conditions for resbank.
7272 (sh_expand_epilogue): Likewise.
7273 (sh_insert_attributes): Likewise.
7274 (sh_attribute_table): Likewise.
7275 (sh_handle_resbank_handler_attribute): New.
7276 (sh2a_handle_function_vector_handler_attribute): New.
7277 (sh2a_is_function_vector_call): New.
7278 (sh2a_get_function_vector_number): New.
7279 (sh2a_function_vector_p): New.
7280 (sh_cfun_resbank_handler_p): New.
7281 * config/sh/sh.md (calli): Emit jsr/n if possible.
7282 (calli_tbr_rel): New.
7283 (calli_pcrel): Emit jsr/n if possible.
7284 (return_i): Emit rts/n if possible.
7285 (call_valuei_tbr_rel): New.
7286 (call_valuei_pcrel): Add condition for SH2A target.
7287 (call_value): Likewise.
7288 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
7289 (sh2a_get_function_vector_number): Likewise.
7290 (sh2a_is_function_vector_call): Likewise.
7291 * doc/extend.texi: Document TBR relative addressing of SH2A.
7292 (resbank): Add description for SH2A.
7294 2008-03-24 Richard Guenther <rguenther@suse.de>
7297 * gimplify.c (gimplify_modify_expr): For frontend type-correct
7298 pointer assignments change conversions according to middle-end rules.
7299 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
7300 * configure.ac: Include type checking in yes.
7301 * configure: Regenerate.
7303 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7305 * diagnostic.c (diagnostic_count_diagnostic): Delete.
7306 (diagnostic_report_diagnostic): Update. Handle ICEs here.
7308 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
7310 * gthr-vxworks.h (UNUSED): Define.
7312 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
7314 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
7316 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
7318 * doc/extend.texi (Function Attributes): Add missing comma in the
7319 example of the "alloc_size" attribute.
7321 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
7324 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7326 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7329 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7332 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7333 of the underlying type of a MS bitfield layout to the natural
7334 alignment of the type.
7336 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7338 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7339 to their natural alignment to avoid store forwarding stalls.
7341 2008-03-22 Richard Guenther <rguenther@suse.de>
7343 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
7344 For PHI nodes verify the address is invariant.
7345 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
7346 (get_symbol_constant_value): Use is_gimple_min_invariant.
7347 (maybe_fold_stmt_indirect): Likewise.
7349 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
7351 PR rtl-optimization/33927
7352 * Makefile.in (dse.o): Depend on $(TM_P_H).
7353 * expr.h (extract_low_bits): Declare.
7354 * expmed.c (extract_low_bits): New function.
7355 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
7356 * dse.c: Include tm_p.h.
7357 (find_shift_sequence): Remove the read_reg argument and return the
7358 read value. Emit the instructions instead of returning them.
7359 Iterate on new_mode rather than calculating it each time.
7360 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
7361 source to NEW_MODE and extract_low_bits to convert the shifted
7363 (replace_read): Allow the load and store to have different mode
7364 classes. Use extract_low_bits when SHIFT == 0. Create the shift
7365 or extraction instructions before trying the replacement. Update
7366 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
7368 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7370 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7371 to their natural alignment to avoid store forwarding stalls.
7373 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7376 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
7377 encouraging but not allowing gprs for input;
7378 change the input constraint to !f#r.
7379 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
7381 change the output constraint to !f#r.
7383 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
7386 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
7387 corresponding post-reload splitters.
7388 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
7389 when x87 FP math is selected.
7390 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
7391 New function prototype.
7392 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
7393 unreachable function to ease macroization of insn patterns.
7395 2008-03-21 Martin Jambor <mjambor@suse.cz>
7397 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
7398 reference dumps if ddr is NULL or dependence is unknown.
7400 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7402 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
7403 unsigned extension into account.
7404 (ATOMIC_COMPARE_AND_SWAP): Likewise.
7405 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
7406 Do computations on a scratch register.
7408 2008-03-21 Richard Guenther <rguenther@suse.de>
7410 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7411 Use is_gimple_min_invariant instead of TREE_INVARIANT.
7412 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
7413 * tree-ssa-dom.c (record_equality): Likewise.
7414 * tree-inline.c (copy_body_r): Likewise.
7415 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
7418 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7420 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
7421 as 'delete_unused' argument.
7423 2008-03-20 Richard Guenther <rguenther@suse.de>
7425 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
7426 special casing of constant qualifiers.
7427 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
7428 care about them in general.
7429 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
7430 regardless of their type.
7431 (fold_stmt_r): Forcefully fold *& if we end up with that.
7433 2008-03-20 Paul Brook <paul@codesourcery.com>
7435 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
7436 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
7438 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
7440 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
7441 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
7443 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
7445 * common.opt (Wmudflap): New option.
7446 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
7447 (mx_register_decls): Likewise.
7448 (mudflap_finish_file): Likewise.
7449 * doc/invoke.texi: Document -Wno-mudflap.
7451 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
7453 * c-format.c (replace_format_name_to_system_name): New.
7455 (convert_format_name_to_system_name): New.
7456 (decode_format_attr): Add use of convert_format_name_to_system_name.
7457 (format_types_orig): Add gnu_ prefix to names.
7458 (check_format_info_main): Special treating of \0 escaped names for
7459 supporting multi-character format specifiers as I32, I64.
7460 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
7461 (gnu_target_overrides_format_attributes): New.
7462 * c-format.h: Add structure target_ovr_attr to hold
7463 system specific formatter names.
7464 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
7465 msformat-c.o file to c_target_objs and cxx_target_objs.
7466 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7467 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
7468 (TARGET_N_FORMAT_TYPES): New.
7469 * config/i386/msformat-c.c: New.
7470 * config/i386/t-cygming: Add build rule for msformat-c.o.
7471 * doc/extend.texi: Add new format names gnu_* and ms_* and
7473 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7475 2008-03-20 Ira Rosen <irar@il.ibm.com>
7477 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
7478 optimizations turned on under -O3.
7479 (ftree-vectorize): Add that the flag is turned on with -O3.
7481 2008-03-20 Ben Elliston <bje@au.ibm.com>
7483 * regmove.c (try_auto_increment): Fix spelling error in comment.
7484 * final.c (final_scan_insn): Likewise.
7486 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
7489 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
7490 allocator preferences for "y" and "r" class registers.
7491 ("*mov<mode>_internal"): Ditto.
7492 ("*movv2sf_internal_rex64"): Ditto.
7493 ("*movv2sf_internal"): Ditto.
7495 2008-03-19 Michael Matz <matz@suse.de>
7498 * calls.c (expand_call): Check overlap of arguments with call
7499 address for sibcalls.
7501 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7504 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7505 of the underlying type of a MS bitfield layout to the natural
7506 alignment of the type.
7508 2008-03-19 Jan Hubicka <jh@suse.cz>
7511 * toplev.c (decode_d_option): Handle all CPP flags.
7512 * tree-vrp.c: Update tree_pass descriptors.
7513 * regrename.c: Update tree_pass descriptors.
7514 * fwprop.c: Update tree_pass descriptors.
7515 * doc/invoke.texi: Remove documentation of dropped -d? flags.
7516 * tree-into-ssa.c: Update tree_pass descriptors.
7517 * tree-dump.c: Update tree_pass descriptors.
7518 * tree-complex.c: Update tree_pass descriptors.
7519 * tree-dump.h: Update tree_pass descriptors.
7520 * see.c: Update tree_pass descriptors.
7521 * cgraphbuild.c: Update tree_pass descriptors.
7522 * tracer.c: Update tree_pass descriptors.
7523 * tree-loop-distribution.c: Update tree_pass descriptors.
7524 * cgraph.c: Update tree_pass descriptors.
7525 * postreload-gcse.c: Update tree_pass descriptors.
7526 * postreload.c: Update tree_pass descriptors.
7527 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
7528 * tree-tailcall.c: Update tree_pass descriptors.
7529 * tree-pass.h (tree_opt_pass): Rename to ...
7530 (opt_pass) ... this one; add "type" field and remove letter field.
7531 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
7532 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
7533 all_lowering_passes): Update declaration.
7534 * ipa-cp.c: Update tree_pass descriptors.
7535 * final.c: Update tree_pass descriptors.
7536 * omp-low.c: Update tree_pass descriptors.
7537 * tree-ssa-dse.c: Update tree_pass descriptors.
7538 * ipa-reference.c: Update tree_pass descriptors.
7539 * tree-ssa-uncprop.c: Update tree_pass descriptors.
7540 * auto-inc-dec.c: Update tree_pass descriptors.
7541 * reorg.c: Update tree_pass descriptors.
7542 * cgraphunit.c: Update tree_pass descriptors.
7543 * tree-ssa-copyrename.c: Update tree_pass descriptors.
7544 * tree-ssa-ccp.c: Update tree_pass descriptors.
7545 * df-core.c: Update tree_pass descriptors.
7546 * mode-switching.c: Update tree_pass descriptors.
7547 * tree-nomudflap.c: Update tree_pass descriptors.
7548 * modulo-sched.c: Update tree_pass descriptors.
7549 * ipa-pure-const.c: Update tree_pass descriptors.
7550 * cse.c: Update tree_pass descriptors.
7551 * web.c: Update tree_pass descriptors.
7552 * tree-stdarg.c: Update tree_pass descriptors.
7553 * tree-ssa-math-opts.c: Update tree_pass descriptors.
7554 * tree-ssa-dom.c: Update tree_pass descriptors.
7555 * tree-nrv.c: Update tree_pass descriptors.
7556 * tree-ssa-alias.c: Update tree_pass descriptors.
7557 * loop-init.c: Update tree_pass descriptors.
7558 * gimple-low.c: Update tree_pass descriptors.
7559 * ipa-inline.c: Update tree_pass descriptors.
7560 * tree-ssa-sink.c: Update tree_pass descriptors.
7561 * global.c: Update tree_pass descriptors.
7562 * ifcvt.c: Update tree_pass descriptors.
7563 * jump.c: Update tree_pass descriptors.
7564 * predict.c: Update tree_pass descriptors.
7565 * tree-ssa-loop.c: Update tree_pass descriptors.
7566 * recog.c: Update tree_pass descriptors.
7567 * dse.c: Update tree_pass descriptors.
7568 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
7569 * tree-eh.c: Update tree_pass descriptors.
7570 * regmove.c: Update tree_pass descriptors.
7572 * function.c: Update tree_pass descriptors.
7573 * tree-vectorizer.c: Update tree_pass descriptors.
7574 * gcse.c: Update tree_pass descriptors.
7575 * ipa-type-escape.c: Update tree_pass descriptors.
7576 * tree-if-conv.c: Update tree_pass descriptors.
7577 * init-regs.c: Update tree_pass descriptors.
7578 * ipa.c: Update tree_pass descriptors.
7579 * tree-ssa-phiopt.c: Update tree_pass descriptors.
7580 * rtl-factoring.c: Update tree_pass descriptors.
7581 * lower-subreg.c: Update tree_pass descriptors.
7582 * bt-load.c: Update tree_pass descriptors.
7583 * tree-dfa.c: Update tree_pass descriptors.
7584 * except.c: Update tree_pass descriptors.
7585 * emit-rtl.c: Update tree_pass descriptors.
7586 * cfgexpand.c: Update tree_pass descriptors.
7587 * tree-cfgcleanup.c: Update tree_pass descriptors.
7588 * cfgcleanup.c: Update tree_pass descriptors.
7589 * tree-ssa-pre.c: Update tree_pass descriptors.
7590 * tree-sra.c: Update tree_pass descriptors.
7591 * tree-mudflap.c: Update tree_pass descriptors.
7592 * tree-ssa-copy.c: Update tree_pass descriptors.
7593 * cfglayout.c: Update tree_pass descriptors.
7594 * tree-ssa-forwprop.c: Update tree_pass descriptors.
7595 * tree-ssa-dce.c: Update tree_pass descriptors.
7596 * tree-ssa.c: Update tree_pass descriptors.
7597 * regclass.c: Update tree_pass descriptors.
7598 * integrate.c: Update tree_pass descriptors.
7599 * tree-optimize.c: Update tree_pass descriptors.
7600 * tree-ssa-phiprop.c: Update tree_pass descriptors.
7601 * tree-object-size.c: Update tree_pass descriptors.
7602 * combine.c: Update tree_pass descriptors.
7603 * tree-outof-ssa.c: Update tree_pass descriptors.
7604 * bb-reorder.c: Update tree_pass descriptors.
7605 * stack-ptr-mod.c: Update tree_pass descriptors.
7606 * var-tracking.c: Update tree_pass descriptors.
7607 * tree-profile.c: Update tree_pass descriptors.
7608 * tree-vect-generic.c: Update tree_pass descriptors.
7609 * reg-stack.c: Update tree_pass descriptors.
7610 * sched-rgn.c: Update tree_pass descriptors.
7611 * tree-ssa-structalias.c: Update tree_pass descriptors.
7612 * tree-cfg.c: Update tree_pass descriptors.
7613 * passes.c (current_pass): Update declaration.
7614 (finish_optimization_passes): Update.
7615 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
7616 (register_one_dump_file, register_dump_files_1, next_pass_1):
7618 (init_optimization_passes): Update handling of new types.
7619 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
7620 * ipa-struct-reorg.c: Update tree_pass descriptors.
7621 * tree-ssa-reassoc.c: Update tree_pass descriptors.
7622 * combine-stack-adj.c: Update tree_pass descriptors.
7623 * cfgrtl.c: Update tree_pass descriptors.
7624 * dce.c: Update tree_pass descriptors.
7625 * tree-ssanames.c: Update tree_pass descriptors.
7627 2008-03-19 Richard Guenther <rguenther@suse.de>
7630 * tree-ssa.c (walk_data): New structure.
7631 (warn_uninitialized_var): If not always_executed warn with "maybe"
7633 (execute_early_warn_uninitialized): Compute post-dominators.
7634 Initialize always_executed before processing each basic block.
7636 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
7639 * config/i386/i386.c (x86_this_parameter): Calculate correct location
7640 of "this" pointer when "regparm = N" or "fastcall" is in effect.
7642 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7644 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
7646 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
7648 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
7650 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
7651 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
7652 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
7653 target after ignore has been set, and move there also the commputation
7654 of subtarget and original_target.
7655 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
7656 (LANG_HOOKS_INITIALIZER): Remove it.
7657 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
7659 2008-03-18 Richard Guenther <rguenther@suse.de>
7661 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
7662 found an expression with constants, note that in the VN for the lhs.
7663 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
7664 fold them to constants if possible. Run cleanup_cfg if done so.
7665 (execute_pre): Return todo.
7667 (execute_fre): Likewise.
7668 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
7670 (get_prop_source_stmt): Look through pointer conversions.
7672 2008-03-18 Jan Hubicka <jh@suse.cz>
7674 * tree-pretty-print.c: Include predict.h.
7675 (dump_generic_node): Dump predictor.
7676 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
7677 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
7678 * gimple-low.c (lower_stmt): Likewise.
7679 * expr.c (expand_expr_real): Likewise.
7680 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
7682 (build_predict_expr, build_predict_expr): New.
7683 * predict.h (predictor_name, build_predict_expr): Update.
7684 * c-typeck.c (c_finish_bc_stmt): Add prediction.
7685 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
7686 * predict.def (PRED_CONTINUE): Update hitrate.
7687 * tree.def (PREDICT_EXPR): Define.
7688 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
7689 do not handle BIND_EXPR.
7690 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
7691 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
7692 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
7695 2008-03-18 Michael Matz <matz@suse.de>
7697 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
7699 2008-03-18 Richard Guenther <rguenther@suse.de>
7701 * tree-gimple.h (is_gimple_invariant_address): Declare.
7702 (is_gimple_constant): Likewise.
7703 * tree-gimple.c (is_gimple_constant): New function.
7704 (is_gimple_invariant_address): Likewise.
7705 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
7706 and is_gimple_invariant_address.
7707 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
7709 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
7710 an addressable base.
7712 2008-03-18 Jakub Jelinek <jakub@redhat.com>
7715 * gimplify.c (gimplify_expr): Gimplify second operand of
7718 2008-03-17 Richard Guenther <rguenther@suse.de>
7720 PR tree-optimization/19637
7721 * fold-const.c (fold_unary): Remove restrictions of removing
7722 intermediate pointer-conversions (P2)(P1)P0.
7723 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
7724 conversion to void pointer.
7725 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
7727 2008-03-16 James E. Wilson <wilson@tuliptree.org>
7730 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
7731 emulated thread local variables.
7733 2008-03-16 Richard Guenther <rguenther@suse.de>
7736 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
7737 expand TREE_INVARIANT operations that are not gimple invariant.
7739 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
7741 * doc/extend.texi (Alignment): Say that the ABI controls
7742 the __alignof__ for non-strict-alignment targets rather
7743 than being a recommendation.
7745 2008-03-15 Paul Brook <paul@codesourcery.com>
7747 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
7749 (arm_output_fn_unwind): Mark functions that can not be unwound.
7751 2008-03-15 Paul Brook <paul@codesourcery.com>
7753 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
7754 extension instructions.
7756 2008-03-15 Richard Guenther <rguenther@suse.de>
7758 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
7759 and fold constant aggregate refs.
7760 (fold_const_aggregate_ref): Handle string constants
7761 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
7762 (evaluate_stmt): Simplify now that ccp_fold folds constant
7765 2008-03-15 Paul Brook <paul@codesourcery.com>
7767 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
7768 (extzv): Use gen_extzv_t2.
7769 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
7771 2008-03-15 Richard Guenther <rguenther@suse.de>
7773 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
7774 (fold_const_aggregate_ref): Likewise.
7775 (get_value): Return NULL if we don't have any values.
7776 (ccp_finalize): Set const_val to NULL after freeing it.
7777 * tree-flow.h (get_symbol_constant_value): Declare.
7778 (fold_const_aggregate_ref): Likewise.
7779 * tree-ssa-sccvn.c (try_to_simplify): Use them.
7781 2008-03-15 Richard Guenther <rguenther@suse.de>
7784 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
7785 to not produce negative array indices if not allowed. Add
7786 parameter to indicate that.
7787 (maybe_fold_offset_to_component_ref): Allow negative array
7788 indices only for the first member of a structure.
7789 (maybe_fold_offset_to_reference): Allow negative array indices.
7790 (maybe_fold_stmt_addition): Likewise.
7792 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
7793 Anatoly Sokolov <aesok@post.ru>
7795 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
7796 (avr_arch): Add ARCH_AVR6.
7797 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
7798 (initial_elimination_offset): Initialize and use 'avr_pc_size'
7799 instead of fixed value 2.
7800 (print_operand_address): Use gs() asm specifier instead of pm().
7801 (avr_assemble_integer): (Ditto.).
7802 (avr_output_addr_vec_elt): (Ditto.).
7803 (print_operand): Handle "!" code.
7804 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
7805 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
7806 (AVR_HAVE_EIJMP_EICALL): Define.
7807 (AVR_3_BYTE_PC): Redefine.
7808 (AVR_2_BYTE_PC): (Ditto.).
7809 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
7810 (LINK_SPEC): Add atmega2560 and atmega2561.
7811 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
7813 * config/avr/avr.md (call_insn): Use eicall instead of icall
7814 for 3 byte PC devices.
7815 (call_value_insn): (Ditto.).
7816 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
7817 (indirect_jump): Use only for for 2 byte PC devices.
7818 (*tablejump): (Ditto.).
7819 (*indirect_jump_avr6): Add insn.
7820 (*tablejump_rjmp): Don't use for 3 byte PC devices.
7821 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
7822 instead of ijmp for 3 byte PC devices.
7823 (__tablejump2__): (Ditto.).
7824 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
7825 (MULITLIB_DIRNAMES): (Ditto.).
7826 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
7828 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
7830 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
7831 "sse2_umulsidi3". Use V1DI mode for operand 0.
7832 ("mmx_psadbw"): Use V1DI mode for operand 0.
7833 * config/i386/i386-modes.def (V1SI): New vector mode.
7834 * config/i386/i386.c (struct builtin_description)
7835 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
7836 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
7837 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
7838 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
7839 v1di_ftype_v8qi_v8qi type.
7840 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
7842 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
7843 __builtin_ia32_pmuludq]: Fix the mode of return value.
7845 2008-03-15 Richard Guenther <rguenther@suse.de>
7848 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
7851 2008-03-14 Bob Wilson <bob.wilson@acm.org>
7853 * doc/invoke.texi (Option Summary, Xtensa Options): Document
7854 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
7855 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
7856 unless TARGET_SERIALIZE_VOLATILE is enabled.
7857 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
7858 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
7859 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
7861 2008-03-14 Richard Guenther <rguenther@suse.de>
7863 PR tree-optimization/34172
7864 * tree-flow.h (refs_may_alias_p): Declare.
7865 (get_single_def_stmt): Likewise.
7866 (get_single_def_stmt_from_phi): Likewise.
7867 (get_single_def_stmt_with_phi): Likewise.
7868 * tree-dfa.c (refs_may_alias_p): New function.
7869 (get_single_def_stmt): Likewise.
7870 (get_single_def_stmt_from_phi): Likewise.
7871 (get_single_def_stmt_with_phi): Likewise.
7872 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
7873 (vn_reference_lookup_1): New helper function.
7874 (vn_reference_lookup): Walk the virtual use-def chain to
7875 continue searching for a match if the def does not alias the
7876 reference we are looking for.
7878 2008-03-14 David Edelsohn <edelsohn@gnu.org>
7880 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
7881 archive and Perzl. Update The Written Word listing.
7883 2008-03-14 Richard Guenther <rguenther@suse.de>
7885 PR tree-optimization/34043
7886 PR tree-optimization/33989
7887 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
7889 (bitmap_find_leader): Use extra argument to verify dominance
7890 relationship inside a basic-block.
7891 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
7892 (find_leader_in_sets): Adjust.
7893 (create_component_ref_by_pieces): Take extra argument for
7894 dominance check, handle lookup failures.
7895 (find_or_generate_expression): Likewise.
7896 (create_expression_by_pieces): Likewise.
7897 (insert_into_preds_of_block): Adjust.
7898 (create_value_expr_from): If asked for, verify all operands
7899 are in the blocks AVAIL_OUT set.
7900 (make_values_for_stmt): Check for SSA_NAMEs that are life
7901 over an abnormal edge.
7902 (compute_avail): Remove such check.
7903 (do_SCCVN_insertion): New function.
7904 (eliminate): If we do not find a leader suitable for replacement
7905 insert a replacement expression from SCCVN if available.
7906 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
7907 (struct vn_ssa_aux): Add needs_insertion flag.
7908 * tree-ssa-sccvn.c (may_insert): New global flag.
7909 (copy_reference_ops_from_ref): Value-number union member access
7910 based on its size, not type and member if insertion is allowed.
7911 (visit_reference_op_load): For a weak match from union type
7912 punning lookup a view-converted value and insert a SSA_NAME
7913 for that value if that is not found.
7914 (visit_use): Make dumps shorter. Do not disallow value numbering
7915 SSA_NAMEs that are life over an abnormal edge to constants.
7916 (free_scc_vn): Release inserted SSA_NAMEs.
7917 (run_scc_vn): New flag to specify whether insertion is allowed.
7918 Process SSA_NAMEs in forward order.
7919 * tree-ssa-loop-im.c (for_each_index): Handle invariant
7920 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
7921 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
7922 pointer type to/from integral types that do not change the
7923 precision to regular conversions.
7925 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
7927 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
7928 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
7929 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
7930 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
7931 input arguments and the mode of return value. Built-in functions
7932 that operate on whole 64-bit MMX register now use V1DI mode.
7934 2008-03-13 Alon Dayan <alond@il.ibm.com>
7935 Olga Golovanevsky <olga@il.ibm.com>
7937 PR tree-optimization/35041
7938 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
7939 to locate the right position in a statement.
7941 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
7945 * config/i386/xmmintrin.h: Change all static inline functions to
7946 extern inline and add __gnu_inline__ attribute.
7947 * config/i386/bmintrin.h: Ditto.
7948 * config/i386/smmintrin.h: Ditto.
7949 * config/i386/tmmintrin.h: Ditto.
7950 * config/i386/mmintrin-common.h: Ditto.
7951 * config/i386/ammintrin.h: Ditto.
7952 * config/i386/emmintrin.h: Ditto.
7953 * config/i386/pmmintrin.h: Ditto.
7954 * config/i386/mmintrin.h: Ditto.
7955 * config/i386/mm3dnow.h: Ditto.
7957 2008-03-13 Jakub Jelinek <jakub@redhat.com>
7960 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
7961 (lower_omp_2): New function.
7962 (lower_omp_1, lower_omp): Rewritten.
7964 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
7967 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
7968 with the phrase "Microsoft Windows compilers".
7969 (Push/Pop Macro Pragmas): New subsection. Document
7970 #pragma push_macro and pragma pop_macro.
7972 2008-03-12 Paul Brook <paul@codesourcery.com>
7974 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
7976 2008-03-12 Paul Brook <paul@codesourcery.com>
7978 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
7979 (thumb2_alusi3_short): Exclude PLUS and MINUS.
7980 (thumb2_addsi_shortim): Rename ...
7981 (thumb2_addsi_short): ... to this. Allow register operands.
7982 (thumb2_subsi_short): New pattern.
7983 (thumb2_one_cmplsi2_short,
7984 thumb2_negsi2_short): New patterns and peepholes.
7986 2008-03-12 Paul Brook <paul@codesourcery.com>
7988 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
7990 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
7992 * config/i386/i386.md (int_cond): New code iterator.
7994 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
7995 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
7996 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
7997 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
7998 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
7999 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
8000 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
8001 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
8003 2008-03-12 Paul Brook <paul@codesourcery.com>
8005 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
8006 instead of {arm,thumb}_compute_save_reg_mask.
8007 (output_return_instruction): Ditto.
8008 (thumb_unexpanded_epilogue): Ditto.
8009 (thumb1_expand_prologue): Ditto.
8010 (thumb1_output_function_prologue): Ditto.
8011 (arm_set_return_address): Ditto.
8012 (thumb_set_return_address): Ditto.
8013 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
8014 regs to achieve stack alignment.
8015 (thumb1_compute_save_reg_mask): Fix compiler warning.
8016 (arm_output_epilogue): Use offsets->saved_regs_mask.
8017 Adjust stack pointer by poping call clobered registers.
8018 (arm_expand_prologue): Use offsets->saved_regs_mask.
8019 Adjust stack pointer by pushing extra registers.
8020 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
8022 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
8025 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
8026 conversion to the operands of a multiplication.
8028 2008-03-12 Richard Guenther <rguenther@suse.de>
8030 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
8031 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
8032 * timevar.def (TV_TREE_PHIPROP): Add.
8033 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
8034 pass description. Use TV_TREE_PHIPROP.
8035 * tree-ssa-forwprop.c: Remove phiprop code.
8037 2008-03-12 Jakub Jelinek <jakub@redhat.com>
8040 * omp-low.c (maybe_lookup_decl): Constify first argument.
8041 (use_pointer_for_field): Change last argument from bool to
8042 omp_context *. Disallow shared copy-in/out in nested
8043 parallel if decl is shared in outer parallel too.
8044 (build_outer_var_ref, scan_sharing_clauses,
8045 lower_rec_input_clauses, lower_copyprivate_clauses,
8046 lower_send_clauses, lower_send_shared_vars): Adjust callers.
8048 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
8049 Ira Rosen <irar@il.ibm.com>
8051 * tree-vectorizer.c (free_stmt_vec_info): New function.
8052 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
8053 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
8054 * tree-vectorizer.h (free_stmt_vec_info): Declare.
8055 * tree-vect-transform.c (vectorizable_conversion): Free
8056 vec_oprnds0 if it was allocated.
8057 (vect_permute_store_chain): Remove unused VECs.
8058 (vectorizable_store): Free VECs that are allocated in the..
8060 (vect_transform_strided_load, vectorizable_load): Likewise.
8061 (vect_remove_stores): Simplify the code.
8062 (vect_transform_loop): Move code to vect_remove_stores().
8063 Call vect_remove_stores() and free_stmt_vec_info().
8065 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8067 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
8068 TARGET_HPUX. Revise comment.
8069 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
8070 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
8071 Use sr4 variant of `be' instruction when not generating PIC code.
8072 (attr_length_call): Adjust for above change.
8074 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8076 * ipa-reference.c (static_execute): Remove module_statics_const and
8077 associated setting code.
8079 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8082 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
8083 predicate for operand 1.
8084 (paritysi2_cmp): Use register_operand predicate for operand 2.
8085 Use earlyclobber modifier for operand 1. Remove support for
8087 (paritydi2_cmp): Use register_operand predicate for operand 3.
8088 Use earlyclobber modifier for operand 1. Remove support for
8091 2008-03-11 Paul Brook <paul@codesourcery.com>
8092 Vladimir Prus <vladimir@codesourcery.com>
8094 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
8095 (arm_compute_save_reg0_reg12_mask): Always
8096 check if register 11 must be saved. Always safe hard frame pointer
8097 when frame_pointer_needeed.
8098 (arm_compute_save_reg_mask): Save IP and PC
8099 only with apcs frames.
8100 (arm_output_epilogue): Adjust Thumb2 codepath to
8101 be also invoked and work for ARM non-apcs frames.
8102 (arm_expand_prologue): Don't bother saving IP
8103 for non-apcs frame, since it's not clobbered by
8104 prologue code. Implement non-apcs frame
8107 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8109 PR rtl-optimization/35281
8110 * expr.c (convert_move): Use a new pseudo for the intermediate
8111 from_mode->word_mode result.
8113 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8115 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
8116 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
8117 * toplev.c (compile_file): Don't call it.
8119 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8122 * expr.c (store_expr): Call emit_block_move if the mode
8123 of "temp" RTX is BLKmode.
8125 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8126 Richard Guenther <rguenther@suse.de>
8128 PR tree-optimization/31358
8129 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
8130 the step with a NULL_TREE.
8131 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
8132 to sizetype if type is a pointer type.
8133 (add_candidate_1): Don't convert the base and step to
8134 the generic type if the orginal type is a pointer type.
8135 (add_iv_value_candidates): Use sizetype for the step
8136 if type is a pointer type.
8137 (cand_value_at): Likewise.
8138 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
8140 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
8141 Don't convert the tem affine to the type.
8142 (add_elt_to_tree): Use sizetype for the step if a pointer.
8143 Use POINTER_PLUS_EXPR for pointers.
8144 (aff_combination_to_tree): Use sizetype for the step if a
8147 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
8149 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
8150 Remove commutativity hint.
8152 2008-03-10 Jakub Jelinek <jakub@redhat.com>
8156 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
8157 errorneous type. Check that v is a VAR_DECL.
8160 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
8162 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
8164 PR tree-optimization/35494
8165 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
8166 may be overriden at link and run time.
8168 2008-03-10 Richard Guenther <rguenther@suse.de>
8170 PR tree-optimization/34677
8171 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
8172 (poolify_tree): Likewise.
8173 (modify_expr_template): Likewise.
8174 (poolify_modify_stmt): Likewise.
8175 (insert_fake_stores): Handle all component-ref style stores
8176 in addition to INDIRECT_REF. Also handle complex types.
8177 Do not poolify the inserted load.
8178 (realify_fake_stores): Do not rebuild the tree but only
8179 make it a SSA_NAME copy.
8180 (init_pre): Remove initialzation of modify_expr_template.
8181 Do not allocate modify_expr_node_pool.
8182 (fini_pre): Do not free modify_expr_node_pool.
8184 2008-03-10 Paul Brook <paul@codesourcery.com>
8186 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
8189 2008-03-10 Paul Brook <paul@codesourcery.com>
8190 Mark Shinwell <shinwell@codesourcery.com>
8192 * config/arm/cortex-r4.md: New.
8193 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
8195 * config/arm/arm.md: Include cortex-r4.md.
8196 (insn): Add smmls, sdiv and udiv values.
8197 (generic_sched): Don't use generic scheduling for Cortex-R4.
8198 (arm_issue_rate): New function.
8199 (TARGET_SCHED_ISSUE_RATE): Define.
8201 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
8203 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
8205 2008-03-10 Richard Guenther <rguenther@suse.de>
8207 * tree-ssa-pre.c (get_sccvn_value): Simplify.
8208 (compute_avail): Do not add stmt uses to AVAIL_OUT.
8210 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
8212 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
8213 Set default to true.
8215 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8217 * c.opt (Wsynth): Deprecate.
8218 * doc/invoke.texi (Option Summary, Warning Options): Document
8219 -Wno-format-contains-nul.
8221 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
8224 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
8225 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
8227 2008-03-09 Ira Rosen <irar@il.ibm.com>
8229 * config/rs6000/rs6000.c (builtin_description): Rename vector
8230 left shift operations.
8231 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
8232 (altivec_vsl<VI_char>): Rename to ...
8233 (ashl<mode>3): ... new name.
8234 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
8236 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
8238 2008-03-08 Richard Guenther <rguenther@suse.de>
8240 * coverage.h (tree_coverage_counter_addr): Declare.
8241 * coverage.c (tree_coverage_counter_addr): New function.
8242 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
8244 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
8245 (tree_gen_one_value_profiler): Likewise.
8246 (tree_gen_ic_profiler): Likewise.
8247 (tree_gen_average_profiler): Likewise.
8248 (tree_gen_ior_profiler): Likewise.
8250 2008-03-08 Richard Guenther <rguenther@suse.de>
8252 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
8253 (vn_binary_op_insert): Likewise.
8254 (vn_unary_op_lookup): Likewise.
8255 (vn_unary_op_insert): Likewise.
8256 (vn_nary_op_lookup): Declare.
8257 (vn_nary_op_insert): Likewise.
8258 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
8259 and binary hashes, use a single obstack for unary_op_pool
8261 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
8262 a single struct vn_nary_op_s. Store tree code length and
8263 a variable number of operands.
8264 (struct vn_reference_op_struct): Remove unused op2.
8265 (vn_reference_op_eq): Do not compare op2.
8266 (vn_reference_op_compute_hash): Do not compute hash of op2.
8267 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
8268 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
8269 with vn_nary_op_compute_hash.
8270 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
8271 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
8273 (vn_unary_op_insert, vn_binary_op_insert): Replace with
8275 (visit_unary_op): Call nary functions.
8276 (visit_binary_op): Likewise.
8277 (process_scc): Adjust for struct vn_tables_s changes.
8278 (allocate_vn_table): Likewise.
8279 (free_vn_table): Likewise.
8280 * tree-vn.c (vn_add): Call nary functions.
8281 (vn_lookup): Likewise.
8283 2008-03-08 Jakub Jelinek <jakub@redhat.com>
8286 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
8287 wdst back after sync_compare_and_swapqhi_internal.
8289 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
8292 * config/i386/i386-modes.def (V1DI): New vector mode.
8293 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
8294 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
8295 (MMXMODE248): Ditto.
8296 (MMXMODE): Add V1DI mode.
8297 (mmxvecsize): Change DI mode to V1DI mode.
8298 ("mov<mode>): Use MMXMODEI8 mode iterator.
8299 ("*mov<mode>_internal_rex64"): Ditto.
8300 ("*mov<mode>_internal"): Ditto.
8301 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
8302 ("mmx_sub<mode>3"): Ditto.
8303 ("mmx_adddi3"): Remove insn pattern.
8304 ("mmx_subdi3"): Ditto.
8305 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
8306 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
8307 ("mmx_ashl<mode>3"): Ditto.
8308 ("mmx_lshrdi3"): Remove insn pattern.
8309 ("mmx_ashldi3"): Ditto.
8310 * config/i386/i386.c (classify_argument): Handle V1DImode.
8311 (function_arg_advance_32): Ditto.
8312 (function_arg_32): Ditto.
8313 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
8314 mmx_addv1di3 insn pattern.
8315 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
8316 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
8317 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
8318 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
8319 Remove definitions of built-in functions.
8320 (V1DI_type_node): New node.
8321 (v1di_ftype_v1di_int): Ditto.
8322 (v1di_ftype_v1di_v1di): Ditto.
8323 (v2si_ftype_v2si_si): Ditto.
8324 (v4hi_ftype_v4hi_di): Remove node.
8325 (v2si_ftype_v2si_di): Ditto.
8326 (ix86_init_mmx_sse_builtins): Handle V1DImode.
8327 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
8328 Redefine builtins using def_builtin_const with *_ftype_*_int node.
8329 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
8330 Add new builtins using def_builtin_const.
8331 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
8332 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
8333 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
8334 * config/i386/mmintrin.h (__v1di): New typedef.
8335 (_mm_add_si64): Cast arguments to __v1di type.
8336 (_mm_sub_si64): Ditto.
8337 (_mm_sll_pi16): Cast __count to __v4hi type.
8338 (_mm_sll_pi32): Cast __count to __v2si type.
8339 (_mm_sll_si64): Cast arguments to __v1di type.
8340 (_mm_srl_pi16): Cast __count to __v4hi type.
8341 (_mm_srl_pi32): Cast __count to __v2si type.
8342 (_mm_srl_si64): Cast arguments to __v1di type.
8343 (_mm_sra_pi16): Cast __count to __v4hi type.
8344 (_mm_sra_pi32): Cast __count to __v2si type.
8345 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
8346 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
8347 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
8348 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
8349 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
8350 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
8351 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
8352 (_mm_srai_pi32): Use __builtin_ia32_psradi.
8353 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
8354 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
8355 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
8356 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
8358 2008-03-07 Joseph Myers <joseph@codesourcery.com>
8360 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
8362 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
8365 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
8366 reg+const addressing for Altivec modes. Don't generate reg+reg
8367 addressing for TFmode or TDmode quantities.
8369 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
8371 * c-common.c (vector_types_convertible_p): Call langhook
8372 instead of comptypes.
8374 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8377 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
8378 integral and scalar float variables which have a
8381 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
8383 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
8384 dwarf_register_span hook when emitting unwind information for
8385 register-to-memory saves.
8386 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
8387 (rs6000_frame_related): Remove call to spe_synthesize_frame.
8389 2008-03-06 Jakub Jelinek <jakub@redhat.com>
8391 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
8392 for the same VAR_DECL.
8394 2008-03-06 Tom Tromey <tromey@redhat.com>
8397 * doc/standards.texi (Standards): Don't mention treelang.
8398 * doc/invoke.texi (Overall Options): Don't mention treelang.
8399 * doc/install.texi (Prerequisites): Don't mention bison or
8401 (Configuration): Don't mention treelang.
8402 (Building): Likewise.
8403 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
8405 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
8407 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
8408 word-extractions out of a multi-word object.
8410 2008-03-06 Richard Guenther <rguenther@suse.de>
8412 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
8413 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
8414 result type and precision.
8415 * expr.c (get_inner_reference): Set unsignedp based on the result
8416 type of BIT_FIELD_REF.
8417 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
8418 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
8419 (try_instantiate_multiple_fields): Likewise. Use the correct type
8421 (sra_build_assignment): Likewise.
8422 (sra_build_elt_assignment): Likewise.
8423 (sra_explode_bitfield_assignment): Likewise.
8424 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
8425 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
8426 set BIT_FIELD_REF_UNSIGNED.
8427 (vectorizable_load): Likewise.
8429 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
8431 * cse.c (cse_extended_basic_block): Invalidate artificial defs
8434 2008-03-06 Richard Guenther <rguenther@suse.de>
8436 * alias.c (struct alias_set_entry): Move has_zero_child field
8437 to pack with alias_set.
8439 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
8441 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8444 2008-03-05 Ian Lance Taylor <iant@google.com>
8446 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
8448 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8450 * fwprop.c (update_df): Support width and offset parameters of
8452 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
8453 global_conflicts): Change DF_REF_EXTRACT to either
8454 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8455 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8456 * df-scan.c (df_ref_record, df_defs_record,
8457 df_ref_create_structure, df_def_record_1, df_uses_record,
8458 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
8459 df_bb_refs_collect, df_entry_block_defs_collect,
8460 df_exit_block_uses_collect): Support new width and offset fields.
8461 (ref_extract_pool): New storage pool.
8462 (df_free_ref): New function.
8463 (df_reg_chain_unlink, df_free_collection_rec,
8464 df_sort_and_compress_refs): Call df_free_ref.
8465 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
8467 (df_ref_create_structure): Allocate df_ref_extract if offset and
8468 width fields are used.
8469 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
8470 (df_uses_record): Get offset and width from ZERO_EXTRACT
8472 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
8473 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8474 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8475 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
8476 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8477 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8478 (df_ref_extract): New structure.
8479 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
8480 (df_ref_create): Add width and offset parameters.
8482 2008-03-05 Richard Guenther <rguenther@suse.de>
8484 * tree-ssa-structalias.c (get_constraint_for_component_ref):
8485 Use ranges_overlap_p.
8486 (offset_overlaps_with_access): Rename
8487 to ranges_overlap_p and move ...
8488 * tree-flow-inline.h (ranges_overlap_p): ... here.
8490 * tree.h (get_inner_reference, handled_component_p): Update
8493 * tree.h (record_component_aliases, get_alias_set,
8494 alias_sets_conflict_p, alias_sets_must_conflict_p,
8495 objects_must_conflict_p): Move declarations ...
8496 * alias.h (record_component_aliases, get_alias_set,
8497 alias_sets_conflict_p, alias_sets_must_conflict_p,
8498 objects_must_conflict_p): ... here.
8499 Include coretypes.h.
8500 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
8502 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
8504 * cfg.c: Include tree-flow.h.
8505 (remove_edge_raw): Call redirect_edge_var_map_clear.
8506 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
8507 * tree-flow-inline.h (redirect_edge_var_map_def): New.
8508 (redirect_edge_var_map_result): New.
8509 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
8510 PENDING_STMT use with redirect_edge_var_map_*.
8511 * tree-ssa.c (edge_var_maps): New definition.
8512 (redirect_edge_var_map_add): New.
8513 (redirect_edge_var_map_clear): New.
8514 (redirect_edge_var_map_dup): New.
8515 (redirect_edge_var_map_vector): New.
8516 (redirect_edge_var_map_destroy): New.
8517 (ssa_redirect_edge): Replace PENDING_STMT use with
8518 redirect_edge_var_map_*.
8519 (flush_pending_stmts): Same.
8520 (delete_tree_ssa): Destroy edge var map.
8521 * tree-flow.h (struct _edge_var_map): New.
8522 Define edge_var_map vector type.
8523 Declare redirect_edge_var_map_* prototypes.
8524 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
8525 * tree-cfg.c (reinstall_phi_args): Replace
8526 PENDING_STMT use with redirect_edge_var_map_*.
8528 2008-03-05 Richard Guenther <rguenther@suse.de>
8530 PR tree-optimization/35472
8531 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
8532 whose single use_stmt has a overlapping set of loaded and
8533 stored symbols as that use_stmt might be a noop assignment then.
8535 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
8537 * gthr-rtems.h: Implement __gthread_mutex_destroy.
8539 2008-03-05 Richard Guenther <rguenther@suse.de>
8542 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
8543 should be constants.
8544 * tree-cfg.c (verify_expr): Verify it.
8545 * fold-const.c (fold_truthop): Remove code generating
8546 BIT_FIELD_REFs of structure bases.
8547 (fold_binary): Likewise.
8548 (fold_ternary): Position and size of BIT_FIELD_REFs are
8549 always host integers.
8550 (make_bit_field_ref): Remove.
8551 (optimize_bit_field_compare): Remove.
8552 (all_ones_mask_p): Remove.
8554 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
8557 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
8558 (split_block_and_df_analyze): New. Split basic block and rebuild
8560 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
8562 (split_pattern_seq): Likewise.
8563 (erase_matching_seqs): Likewise.
8564 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
8566 2008-03-04 Geoff Keating <geoffk@apple.com>
8568 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
8569 declaration and code.
8570 (tree_invalid_nonnegative_warnv_p): Likewise.
8572 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8574 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
8575 examples. Truncate option-names then causing overfull hbox.
8577 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8580 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
8582 * configure: Rebuilt.
8584 2008-03-04 Rafael Espindola <espindola@google.com>
8586 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
8587 (tree_unary_nonnegative_warnv_p): New.
8588 (tree_binary_nonnegative_warnv_p): New.
8589 (tree_single_nonnegative_warnv_p): New.
8590 (tree_invalid_nonnegative_warnv_p): New.
8591 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
8593 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8596 * opts.c (handle_option): Postpone 'unknown option' errors only for
8599 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
8602 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
8605 2008-03-04 Rafael Espindola <espindola@google.com>
8607 * fold-const.c (tree_unary_nonzero_warnv_p): New.
8608 (tree_binary_nonzero_warnv_p): New.
8609 (tree_single_nonzero_warnv_p): New.
8610 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
8612 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
8615 * fold-const.c (fold_cond_expr_with_comparison): Prevent
8616 transformations for modes that have signed zeros.
8617 * ifcvt.c (noce_try_abs): Ditto.
8619 2008-03-04 Joseph Myers <joseph@codesourcery.com>
8621 * config/i386/i386.c (override_options): Force
8622 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
8624 2008-03-04 Jan Hubicka <jh@suse.cz>
8627 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
8630 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8632 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
8633 label to probe the stack.
8635 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8637 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
8638 (__gthr_win32_mutex_destroy): Declare.
8639 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
8640 __gthr_win32_mutex_destroy.
8641 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
8643 2008-03-03 Jan Hubicka <jh@suse.cz>
8646 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
8647 aggressive on inlining cold calls.
8649 2008-03-03 Richard Guenther <rguenther@suse.de>
8651 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
8652 struct copies into the expression table.
8653 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
8654 (try_to_simplify): Likewise.
8655 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
8656 integral and pointer arguments which do not change the
8657 precision to NOP_EXPRs.
8658 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
8659 VIEW_CONVERT_EXPR case.
8661 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
8663 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
8664 defined in a loop at depth 0 is invariant.
8665 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8666 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
8667 be called at loop depth 0.
8669 2008-03-02 Jakub Jelinek <jakub@redhat.com>
8672 * gcc.c (process_command): Update copyright notice dates.
8673 * gcov.c (print_version): Likewise.
8674 * gcov-dump.c (print_version): Likewise.
8675 * mips-tfile.c (main): Likewise.
8676 * mips-tdump.c (main): Likewise.
8678 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8681 * c-common.c (flag_permissive): Delete.
8682 (constant_expression_warnings): Check flags first.
8683 (constant_expression_error): New.
8684 * c-common.h (flag_permissive): Delete.
8685 (constant_expression_error): Declare.
8686 * flags.h (flag_permissive): Declare. Update description.
8687 * diagnostic.c (pedwarn): Update.
8689 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
8690 (permissive_error_kind): New.
8691 * toplev.c (flag_permissive): Define. Update description.
8692 * toplev.h (permissive_error_kind): Declare.
8693 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
8694 (pedwarn_c90): Use pedantic_warning_kind.
8695 * c-opts.c (c_common_post_options): flag_permissive does not affect
8696 flag_pedantic_errors.
8698 2008-03-02 Joseph Myers <joseph@codesourcery.com>
8700 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
8701 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
8702 __absvsi2, __absvDI2): Use unsigned arithmetic.
8704 2008-03-02 Andi Kleen <ak@suse.de>
8705 Richard Guenther <rguenther@suse.de>
8707 * struct-equiv.c: Remove file.
8708 * cfg_cleanup.c (condjump_equiv_p): Remove.
8709 * Makefile.in (OBJS-common): Remove struct-equiv.o.
8710 (struct-equiv.o): Remove rule.
8711 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
8712 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
8713 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
8715 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8717 * ifcvt.c (noce_process_if_block): Try to handle only the then
8718 block if the else block exists but isn't suitable.
8720 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
8723 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
8724 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
8725 regression from previous patch.
8727 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
8730 * gthr.h: Add __gthread_mutex_destroy as a function that must be
8732 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
8733 * gthr-single.h (__gthread_mutex_destroy): Likewise.
8734 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
8735 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
8736 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
8737 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
8738 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
8739 (__gthread_mutex_destroy_function): Rename to
8740 __gthread_mutex_destroy.
8741 * gthr-dce.h (__gthread_mutex_destroy): Call
8742 pthread_mutex_destroy.
8743 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
8744 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
8745 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
8747 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8749 * df-scan.c (df_ref_chain_change_bb): Simplify.
8750 (df_insn_change_bb): Add new_bb argument. Simplify. Call
8751 set_block_for_insn if there's any change.
8752 * df.h ((df_insn_change_bb): Fix prototype.
8753 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
8754 df_insn_change_bb, don't call set_block_for_insn.
8755 * emit-rtl.c (reorder_insns): Likewise.
8756 * haifa-sched.c (move_insn): Likewise.
8758 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8760 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
8762 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8764 * tree-flow-inline.h (next_readonly_imm_use): Return
8765 NULL_USE_OPERAND_P after the end.
8767 2008-03-01 Richard Guenther <rguenther@suse.de>
8769 PR tree-optimization/35411
8770 * tree-sra.c (sra_build_assignment): Split conversion to
8771 final type to a separate statement if we are not assigning
8774 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8776 * fold-const.c (fold_convertible_p): Correct the logic to follow
8777 that in fold_convert().
8779 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
8782 * tree-inline.c (build_duplicate_type): When we make a
8783 duplicate type, make it unique in the canonical types system.
8785 2008-02-29 Tom Tromey <tromey@redhat.com>
8787 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
8788 input_file_stack_history, input_file_stack_restored): Remove.
8789 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
8790 * input.h (struct file_stack): Remove.
8791 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
8792 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
8794 * diagnostic.h (struct diagnostic_context) <last_module>: Change
8796 (diagnostic_last_module_changed): Add 'map' argument.
8797 (diagnostic_set_last_function): Likewise.
8798 * diagnostic.c (undiagnostic_report_current_module): Iterate using
8799 line map, not input_file_stack.
8800 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
8802 2008-02-29 Paul Brook <paul@codesourcery.com>
8804 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
8806 2008-02-29 Paul Brook <paul@codesourcery.com>
8808 * config/arm/ieee754-df.S (muldf3): Use RET macros.
8810 2008-02-29 Richard Guenther <rguenther@suse.de>
8812 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
8814 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
8815 value for comparing for a store match.
8816 (simplify_unary_expression): Do nothing for SSA_NAMEs.
8817 (try_to_simplify): Do not do a full-blown reference lookup.
8819 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
8821 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
8822 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8824 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
8826 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
8828 * tree-loop-linear.c (try_interchange_loops): Compare memory access
8829 strides against cache sizes.
8831 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
8833 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
8836 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
8838 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
8839 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
8840 is smaller than the original promoted value.
8841 (simplify_subreg): If OP is a SUBREG, try to preserve its
8842 SUBREG_PROMOTED_VAR_P information.
8844 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
8846 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
8847 (VN_INFO_GET): Allocate new objects on the obstack.
8848 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
8849 for rpo_numbers_temp, for consistency.
8850 (free_scc_vn): Free the obstack.
8852 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
8854 * doc/invoke.texi: Document -ftree-loop-distribution.
8855 * tree-loop-distribution.c: New.
8856 * tree-pass.h (pass_loop_distribution): New.
8857 * graphds.h (struct graph): Add htab_t indices.
8858 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
8859 * tree-vectorizer.c (rename_variables_in_loop): Extern.
8860 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
8861 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
8862 * tree-data-ref.c (debug_data_dependence_relations): New.
8863 (dump_data_dependence_relation): Also print data references.
8864 (free_data_ref): Extern.
8865 (same_access_functions): Moved...
8866 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
8867 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8868 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
8869 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
8870 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
8871 (stmts_from_loop): Skip LABEL_EXPR.
8872 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
8874 (build_rdg): Initialize rdg->indices htab.
8875 (free_rdg, stores_from_loop, ref_base_address,
8876 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
8877 have_similar_memory_accesses_1, ref_base_address_1,
8878 remove_similar_memory_refs): New.
8879 * tree-data-ref.h: Depend on tree-chrec.h.
8880 (debug_data_dependence_relations, free_data_ref): Declared.
8881 (same_access_functions): ... here.
8882 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
8884 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
8885 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
8886 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
8887 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8888 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
8889 rdg_vertex_for_stmt): Declared.
8890 (struct rdg_edge): Add level.
8892 (free_rdg, stores_from_loop, remove_similar_memory_refs,
8893 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
8895 (rdg_has_similar_memory_accesses): New.
8896 * tree-vect-analyze.c: Remove unused static decls.
8897 * lambda.h (dependence_level): New.
8898 * common.opt (ftree-loop-distribution): New.
8899 * tree-flow.h (mark_virtual_ops_in_bb,
8900 slpeel_tree_duplicate_loop_to_edge_cfg,
8901 rename_variables_in_loop): Declared.
8902 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
8903 (OBJS-common): Add tree-loop-distribution.o.
8904 (tree-loop-distribution.o): New rule.
8905 * tree-cfg.c (mark_virtual_ops_in_bb): New.
8906 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
8907 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
8909 2008-02-28 Joseph Myers <joseph@codesourcery.com>
8912 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
8913 other than structures and unions.
8915 2008-02-28 Richard Guenther <rguenther@suse.de>
8918 2008-02-26 Richard Guenther <rguenther@suse.de>
8920 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8921 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8922 (lookup_decl_from_uid): Declare.
8923 (remove_decl_from_map): Likewise.
8924 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8925 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8926 (decl_for_uid_map): New global hashtable mapping DECL_UID
8928 (init_ttree): Allocate it.
8929 (insert_decl_to_uid_decl_map): New helper function.
8930 (make_node_stat): Insert new decls into the map.
8931 (copy_node_stat): Likewise.
8932 (lookup_decl_from_uid): New function.
8933 (remove_decl_from_map): Likewise.
8934 (print_decl_for_uid_map_statistics): New helper.
8935 (dump_tree_statistics): Call it.
8937 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8938 (referenced_var_iterator): Adjust.
8939 (FOR_EACH_REFERENCED_VAR): Adjust.
8940 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8941 (num_referenced_vars): Adjust.
8942 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8943 (first_referenced_var): Remove.
8944 (end_referenced_vars_p): Likewise.
8945 (next_referenced_var): Likewise.
8946 (referenced_var_iterator_set): New helper function.
8947 * tree-dfa.c (referenced_var_lookup): Adjust.
8948 (referenced_var_check_and_insert): Likewise.
8949 (remove_referenced_var): Likewise.
8950 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8951 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8952 (verify_call_clobbering): Likewise.
8953 (verify_memory_partitions): Likewise.
8954 (init_tree_ssa): Allocate bitmap instead of hashtable for
8956 (delete_tree_ssa): Adjust.
8957 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8958 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8959 (compute_tag_properties): Likewise.
8960 (set_initial_properties): Likewise.
8961 (find_partition_for): Likewise.
8962 (update_reference_counts): Likewise.
8963 (dump_may_aliases_for): Likewise.
8964 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8965 (add_call_clobber_ops): Likewise.
8966 (add_call_read_ops): Likewise.
8967 (get_asm_expr_operands): Likewise.
8968 * tree-into-ssa.c (dump_decl_set): Likewise.
8969 (update_ssa): Likewise.
8970 * tree-sra.c (scan_function): Likewise.
8971 (decide_instantiations): Likewise.
8972 (scalarize_parms): Likewise.
8973 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8974 (dsa_named_for): Likewise.
8975 * tree-ssa-structalias.c (update_alias_info): Likewise.
8976 (merge_smts_into): Likewise.
8978 2008-02-27 David Daney <ddaney@avtrex.com>
8981 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
8982 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
8983 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
8984 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
8985 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
8987 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
8990 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
8991 (BUILT_IN_NEXTTOWARD): Remove.
8992 (BUILT_IN_NEXTTOWARDF): Ditto.
8993 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
8994 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
8996 2008-02-27 Tom Tromey <tromey@redhat.com>
8998 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
8999 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
9001 2008-02-27 Jan Beulich <jbeulich@novell.com>
9003 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
9004 update the respective field on newdecl.
9006 2008-02-27 Revital Eres <eres@il.ibm.com>
9008 PR rtl-optimization/34999
9009 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
9010 crossing edges that ends with a call insn.
9011 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
9012 call insn and clear the EDGE_CROSSING flag of the crossing edge
9013 when fixing fallthru edges.
9015 2008-02-27 Richard Guenther <rguenther@suse.de>
9018 * fold-const.c (fold_unary): Return the correct argument,
9019 converted to the result type.
9021 2008-02-27 Richard Guenther <rguenther@suse.de>
9024 * expr.c (expand_expr_real_1): Assert on rotates that operate
9026 * fold-const.c (fold_binary): Use the types precision, not the
9027 bitsize of the mode if folding rotate expressions. Build rotates
9028 only for full modes.
9030 2008-02-27 Jakub Jelinek <jakub@redhat.com>
9032 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
9034 * c-pragma.c (pragma_ns_name): New typedef.
9035 (registered_pp_pragmas): New variable.
9036 (c_pp_lookup_pragma): New function.
9037 (c_register_pragma_1): If flag_preprocess_only, do nothing
9038 for non-expanded pragmas, for expanded ones push pragma's
9039 namespace and name into registered_pp_pragmas vector.
9040 (c_invoke_pragma_handler): Register OpenMP pragmas even when
9041 flag_preprocess_only, don't register GCC pch_preprocess
9042 pragma if flag_preprocess_only.
9043 * c-opts.c (c_common_init): Call init_pragma even if
9044 flag_preprocess_only.
9045 * c-pragma.c (c_pp_lookup_pragma): New prototype.
9046 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
9047 cpp_register_pragma if flag_preprocess_only.
9049 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9052 * c-parser.c (c_parser_translation_unit): Warn for empty
9053 translation unit, not empty source file.
9055 2008-02-26 Paul Brook <paul@codesourcery.com>
9057 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
9058 operand for Thumb-2.
9059 * config/arm/arm.h (reg_class): Add CORE_REGS.
9060 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
9061 (BASE_REG_CLASS): Use CORE_REGS.
9062 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
9063 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
9064 (REGNO_OK_FOR_INDEX_P): Exclude SP.
9065 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
9066 ARM_REGNO_OK_FOR_INDEX_P.
9067 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
9068 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
9069 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
9070 (ldm/stm peepholes): Ditto.
9071 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
9072 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
9073 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
9074 * config/arm/constraints.md: Enable "k" constraint on ARM.
9076 2008-02-27 Ben Elliston <bje@au.ibm.com>
9078 * config/rs6000/rs6000.c: Annotate cache line size field in all
9079 instances of struct processor_costs.
9081 2008-02-26 David Edelsohn <edelsohn@gnu.org>
9083 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
9084 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
9085 jump_bypass): New counters.
9086 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
9087 * dce.c (gate_ud_dce): Same.
9088 (gate_fast_dce): Same.
9089 * dse.c (gate_dse1): New function.
9090 (gate_dse2): New function.
9091 (gate_dse): Merge results of new gate functions.
9092 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
9093 (gate_handle_jump_bypass): Add dbg_cnt.
9094 (gate_handle_gcse): Add dbg_cnt.
9095 * ifcvt.c (gate_handle_if_conversion): Same.
9096 (gate_handle_if_after_combine): Same.
9097 (gate_handle_if_after_reload): Same.
9098 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
9100 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
9102 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
9104 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
9106 2008-02-26 Jason Merrill <jason@redhat.com>
9109 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
9110 alone if it's the naming decl for the type's main variant.
9112 2008-02-26 Tom Tromey <tromey@redhat.com>
9114 * system.h (USE_MAPPED_LOCATION): Poison.
9115 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
9116 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
9117 (make_goto_expr_edges): Likewise.
9118 (remove_bb): Likewise.
9119 (execute_warn_function_return): Likewise.
9120 * basic-block.h (struct edge_def) <goto_locus>: Change type to
9122 * c-common.c (fname_decl): Remove old location code.
9123 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
9125 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
9127 (ASM_INPUT_SOURCE_LOCATION): Likewise.
9128 (gen_rtx_ASM_INPUT): Likewise.
9129 (gen_rtx_ASM_INPUT_loc): Likewise.
9130 (get_rtx_asm_OPERANDS): Remove.
9131 * cfglayout.c (insn_locators_alloc): Remove old location code.
9132 (set_curr_insn_source_location): Likewise.
9133 (curr_insn_locator): Likewise.
9134 * print-tree.c (print_node): Remove old location code.
9135 * tree-mudflap.c (mf_varname_tree): Remove old location code.
9136 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
9137 * cfgexpand.c (expand_gimple_cond_expr): Don't use
9138 location_from_locus.
9139 (construct_exit_block): Remove old location code.
9140 * emit-rtl.c (force_next_line_note): Remove old location code.
9141 * profile.c (branch_prob): Remove old location code.
9142 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
9143 LOC_LINE): Remove old-location variants.
9144 * langhooks.c (lhd_print_error_function): Remove old location
9146 * configure, config.in: Rebuilt.
9147 * configure.ac (--enable-mapped-location): Remove.
9148 * c-decl.c (c_init_decl_processing): Remove old location code.
9149 (finish_function): Likewise.
9150 * recog.c (decode_asm_operands): Remove old location code.
9151 * c-pch.c (c_common_read_pch): Remove old location code.
9152 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
9154 * gimple-low.c (lower_function_body): Remove old location code.
9155 * toplev.c (unknown_location): Remove.
9156 (push_srcloc): Remove old-location variant.
9157 (process_options): Remove old location code.
9158 (lang_dependent_init): Likewise.
9159 * input.h (UNKNOWN_LOCATION): Move definition.
9160 (location_t): Undeprecate.
9161 (source_locus): Remove.
9162 (location_from_locus): Remove.
9163 (struct location_s): Remove.
9164 Remove all old-location code.
9165 (input_line, input_filename): Remove.
9166 * final.c (final_scan_insn): Remove old location code.
9167 * diagnostic.c (diagnostic_build_prefix): Remove
9168 USE_MAPPED_LOCATION test.
9169 * tree.h (gimple_stmt) <locus>: Now a location_t.
9170 (tree_exp) <locus>: Likewise.
9171 (DECL_IS_BUILTIN): Remove old-location variant.
9172 (annotate_with_file_line, annotate_with_locus): Likewise.
9173 (expr_locus, set_expr_locus): Update.
9174 * tree.c (build1_stat): Remove old location code.
9175 (last_annotated_node): Remove.
9176 (annotate_with_file_line): Remove old-location variant.
9177 (annotate_with_locus): Likewise.
9178 (expr_location): Remove old location code.
9179 (set_expr_location): Likewise.
9180 (expr_has_location): Likewise.
9181 (expr_locus): Likewise.
9182 (set_expr_locus): Likewise.
9183 (expr_filename): Don't use location_from_locus.
9184 (expr_lineno): Likewise.
9185 * rtl-error.c (location_for_asm): Remove old location code.
9186 * c-lex.c (cb_line_change): Remove old location code.
9187 (fe_file_change): Likewise.
9188 (cb_def_pragma): Likewise.
9189 (c_lex_with_flags): Likewise.
9190 * gengtype.c (do_typedef): Don't special-case location types.
9191 (define_location_structures): Remove.
9192 (main): Don't call define_location_structures.
9193 * tree-pretty-print.c (dump_implicit_edges): Remove old location
9196 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9199 * builtins.def (BUILT_IN_STDARG_START): Remove.
9200 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
9201 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9202 * tree-inline.c (inline_forbidden_p_1): Likewise.
9204 2008-02-26 Richard Guenther <rguenther@suse.de>
9206 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9207 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9208 (lookup_decl_from_uid): Declare.
9209 (remove_decl_from_map): Likewise.
9210 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9211 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9212 (decl_for_uid_map): New global hashtable mapping DECL_UID
9214 (init_ttree): Allocate it.
9215 (insert_decl_to_uid_decl_map): New helper function.
9216 (make_node_stat): Insert new decls into the map.
9217 (copy_node_stat): Likewise.
9218 (lookup_decl_from_uid): New function.
9219 (remove_decl_from_map): Likewise.
9220 (print_decl_for_uid_map_statistics): New helper.
9221 (dump_tree_statistics): Call it.
9223 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9224 (referenced_var_iterator): Adjust.
9225 (FOR_EACH_REFERENCED_VAR): Adjust.
9226 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9227 (num_referenced_vars): Adjust.
9228 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9229 (first_referenced_var): Remove.
9230 (end_referenced_vars_p): Likewise.
9231 (next_referenced_var): Likewise.
9232 (referenced_var_iterator_set): New helper function.
9233 * tree-dfa.c (referenced_var_lookup): Adjust.
9234 (referenced_var_check_and_insert): Likewise.
9235 (remove_referenced_var): Likewise.
9236 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9237 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9238 (verify_call_clobbering): Likewise.
9239 (verify_memory_partitions): Likewise.
9240 (init_tree_ssa): Allocate bitmap instead of hashtable for
9242 (delete_tree_ssa): Adjust.
9243 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9244 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9245 (compute_tag_properties): Likewise.
9246 (set_initial_properties): Likewise.
9247 (find_partition_for): Likewise.
9248 (update_reference_counts): Likewise.
9249 (dump_may_aliases_for): Likewise.
9250 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9251 (add_call_clobber_ops): Likewise.
9252 (add_call_read_ops): Likewise.
9253 (get_asm_expr_operands): Likewise.
9254 * tree-into-ssa.c (dump_decl_set): Likewise.
9255 (update_ssa): Likewise.
9256 * tree-sra.c (scan_function): Likewise.
9257 (decide_instantiations): Likewise.
9258 (scalarize_parms): Likewise.
9259 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9260 (dsa_named_for): Likewise.
9261 * tree-ssa-structalias.c (update_alias_info): Likewise.
9262 (merge_smts_into): Likewise.
9264 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9267 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
9268 * c-opts.c (c_common_handle_option): Wall enables
9269 Wvolatile-register-var.
9270 * common.opt: Move Wvolatile-register-var to...
9273 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9275 * common.opt (Wlarger-than=): New.
9276 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
9278 * opts.c (common_handle_option): Handle -Wlarger-than=.
9279 * optc-gen.awk: Likewise.
9280 * opth-gen.awk: Likewise.
9281 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
9282 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9284 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9286 * c-common.c (match_case_to_enum_1): Add appropriate
9287 OPT_W* parameter to warning.
9288 (c_do_switch_warnings): Likewise.
9289 * c-typeck.c (warning_init): Add one more parameter following
9291 (push_init_level): Update call to warning_init.
9292 (pop_init_level): Likewise.
9293 (add_pending_init): Likewise.
9294 (output_init_element: Likewise.
9296 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9299 * toplev.c (toplev_main): If there are warnings or error, print
9300 errors for ignored options.
9301 * opts.c (ignored_options): New static variable.
9302 (postpone_unknown_option_error): New.
9303 (print_ignored_options): New.
9304 (handle_option): Postpone errors for unknown -Wno-* options.
9305 * opts.h (print_ignored_options): Declare.
9307 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
9309 * config/mips/mips.md (loadgp_blockage, blockage): Change type
9312 2008-02-25 Richard Guenther <rguenther@suse.de>
9315 2008-02-25 Richard Guenther <rguenther@suse.de>
9317 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9318 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9319 (lookup_decl_from_uid): Declare.
9320 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9321 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9322 (decl_for_uid_map): New global hashtable mapping DECL_UID
9324 (init_ttree): Allocate it.
9325 (insert_decl_to_uid_decl_map): New helper function.
9326 (make_node_stat): Insert new decls into the map.
9327 (copy_node_stat): Likewise.
9328 (lookup_decl_from_uid): New function.
9329 (print_decl_for_uid_map_statistics): New helper.
9330 (dump_tree_statistics): Call it.
9332 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9333 (referenced_var_iterator): Adjust.
9334 (FOR_EACH_REFERENCED_VAR): Adjust.
9335 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9336 (num_referenced_vars): Adjust.
9337 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9338 (first_referenced_var): Remove.
9339 (end_referenced_vars_p): Likewise.
9340 (next_referenced_var): Likewise.
9341 (referenced_var_iterator_set): New helper function.
9342 * tree-dfa.c (referenced_var_lookup): Adjust.
9343 (referenced_var_check_and_insert): Likewise.
9344 (remove_referenced_var): Likewise.
9345 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9346 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9347 (verify_call_clobbering): Likewise.
9348 (verify_memory_partitions): Likewise.
9349 (init_tree_ssa): Allocate bitmap instead of hashtable for
9351 (delete_tree_ssa): Adjust.
9352 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9353 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9354 (compute_tag_properties): Likewise.
9355 (set_initial_properties): Likewise.
9356 (find_partition_for): Likewise.
9357 (update_reference_counts): Likewise.
9358 (dump_may_aliases_for): Likewise.
9359 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9360 (add_call_clobber_ops): Likewise.
9361 (add_call_read_ops): Likewise.
9362 (get_asm_expr_operands): Likewise.
9363 * tree-into-ssa.c (dump_decl_set): Likewise.
9364 (update_ssa): Likewise.
9365 * tree-sra.c (scan_function): Likewise.
9366 (decide_instantiations): Likewise.
9367 (scalarize_parms): Likewise.
9368 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9369 (dsa_named_for): Likewise.
9370 * tree-ssa-structalias.c (update_alias_info): Likewise.
9371 (merge_smts_into): Likewise.
9373 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9376 * doc/invoke.texi (-fcx-limited-range): Document new option.
9377 * toplev.c (process_options): Handle -fcx-fortran-rules.
9378 * common.opt: Add documentation for -fcx-fortran-rules.
9380 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9383 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
9384 actual behaviour and C99.
9386 2008-02-26 Ben Elliston <bje@au.ibm.com>
9388 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
9389 (ASM_CPU_POWER6_SPEC): Likewise.
9390 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
9391 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
9392 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
9394 2008-02-25 Richard Guenther <rguenther@suse.de>
9396 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9397 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9398 (lookup_decl_from_uid): Declare.
9399 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9400 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9401 (decl_for_uid_map): New global hashtable mapping DECL_UID
9403 (init_ttree): Allocate it.
9404 (insert_decl_to_uid_decl_map): New helper function.
9405 (make_node_stat): Insert new decls into the map.
9406 (copy_node_stat): Likewise.
9407 (lookup_decl_from_uid): New function.
9408 (print_decl_for_uid_map_statistics): New helper.
9409 (dump_tree_statistics): Call it.
9411 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9412 (referenced_var_iterator): Adjust.
9413 (FOR_EACH_REFERENCED_VAR): Adjust.
9414 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9415 (num_referenced_vars): Adjust.
9416 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9417 (first_referenced_var): Remove.
9418 (end_referenced_vars_p): Likewise.
9419 (next_referenced_var): Likewise.
9420 (referenced_var_iterator_set): New helper function.
9421 * tree-dfa.c (referenced_var_lookup): Adjust.
9422 (referenced_var_check_and_insert): Likewise.
9423 (remove_referenced_var): Likewise.
9424 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9425 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9426 (verify_call_clobbering): Likewise.
9427 (verify_memory_partitions): Likewise.
9428 (init_tree_ssa): Allocate bitmap instead of hashtable for
9430 (delete_tree_ssa): Adjust.
9431 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9432 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9433 (compute_tag_properties): Likewise.
9434 (set_initial_properties): Likewise.
9435 (find_partition_for): Likewise.
9436 (update_reference_counts): Likewise.
9437 (dump_may_aliases_for): Likewise.
9438 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9439 (add_call_clobber_ops): Likewise.
9440 (add_call_read_ops): Likewise.
9441 (get_asm_expr_operands): Likewise.
9442 * tree-into-ssa.c (dump_decl_set): Likewise.
9443 (update_ssa): Likewise.
9444 * tree-sra.c (scan_function): Likewise.
9445 (decide_instantiations): Likewise.
9446 (scalarize_parms): Likewise.
9447 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9448 (dsa_named_for): Likewise.
9449 * tree-ssa-structalias.c (update_alias_info): Likewise.
9450 (merge_smts_into): Likewise.
9452 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
9455 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
9456 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
9457 * alias.h (nonoverlapping_memrefs_p): Likewise.
9459 2008-02-25 Jan Beulich <jbeulich@novell.com>
9461 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
9462 * config/i386/netware-libgcc.exp: Add __bswap?i2,
9463 __emultls_get_address, __emultls_register_common,
9464 __floatundi?f, and _Unwind_GetIPInfo.
9465 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
9466 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
9467 (gen_regparm_prefix): Likewise.
9468 (i386_nlm_encode_section_info): Sync with
9469 config/i386/winnt.c:i386_pe_encode_section_info().
9470 (i386_nlm_maybe_mangle_decl_assembler_name): New.
9471 i386_nlm_mangle_decl_assembler_name): New.
9472 (netware_override_options): New.
9473 * config/i386/netware.h (netware_override_options): Declare.
9474 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
9475 (i386_nlm_mangle_decl_assembler_name): Declare.
9476 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
9478 2008-02-25 Ben Elliston <bje@au.ibm.com>
9481 * c-decl.c (grokdeclarator): Remove unused local variables
9482 `typedef_type' and `type_as_written'.
9484 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
9485 unused local variable `has_hot_blocks'.
9486 (fix_crossing_conditional_branches): Remove unused local variable
9489 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
9492 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
9493 using DEF_C99_BUILTIN.
9494 (BUILT_IN_NANF): Ditto.
9495 (BUILT_IN_NANL): Ditto.
9497 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
9498 Revital Eres <eres@il.ibm.com>
9500 * modulo-sched.c (calculate_must_precede_follow): Address TODO
9501 regarding the order of two dependent insns in the same row.
9503 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
9505 * stor-layout.c (layout_decl): Do not bump the alignment of a
9506 bit-field to more than byte alignment if it is packed.
9508 2008-02-24 David Edelsohn <edelsohn@gnu.org>
9510 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
9513 2008-02-24 Diego Novillo <dnovillo@google.com>
9515 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
9518 * tree-vrp.c (vrp_evaluate_conditional): With
9519 -Wtype-limits, emit a warning when comparing against a
9520 constant outside the natural range of OP0's type.
9521 * c.opt (Wtype-limits): Move ...
9522 * common.opt (Wtype-limits): ... here.
9524 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
9526 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
9527 * config/rs6000/e300c2c3.md: New file.
9528 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9530 (rs6000_override_options): Add e300c2 and e300c3 cases to
9531 processor_target_table. Do not allow usage of Altivec or Spe
9532 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
9533 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
9534 * config/rs6000/rs6000.h (processor_type): Add
9535 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
9536 (ASM_CPU_SPEC): Add e300c2 and e300c3.
9537 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
9538 and ppce300c3. Include e300c2c3.md.
9540 2008-02-23 David Edelsohn <edelsohn@gnu.org>
9542 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
9543 instead of TARGET_STRICT_ALIGN.
9545 2008-02-23 Joseph Myers <joseph@codesourcery.com>
9547 * explow.c (memory_address): Assert that the generated address is
9550 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9553 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
9554 * config/darwin-ppc-ldouble-patch.def: New file.
9555 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
9556 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
9557 SUBTARGET_INIT_BUILTINS if defined.
9558 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
9561 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
9564 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
9565 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
9567 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
9570 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
9571 file" warning condtional on -Winvalid-PCH.
9573 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
9575 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
9577 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
9581 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
9582 prevent reload from using MMX registers.
9583 (*mov<mode>_internal): Ditto.
9584 (*movv2sf_internal_rex64): Ditto.
9585 (*movv2sf_internal): Ditto.
9587 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9589 PR documentation/31569
9590 * doc/install.texi2html: Use makeinfo --no-number-sections.
9592 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9594 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
9595 ensure that we can address an entire entity > 8 bytes. Don't
9596 generate reg+reg addressing for such data.
9598 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9600 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
9601 strings when optimizing for size, unless the target cares about
9604 2008-02-22 Tom Tromey <tromey@redhat.com>
9606 * regclass.c (current_pass): Remove declaration.
9608 2008-02-22 Anatoly Sokolov <aesok@post.ru>
9610 * config/avr/libgcc.S (__RAMPZ__): Define.
9611 (__do_copy_data): Add for devices with 128KB code memory.
9613 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9615 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9617 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
9619 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
9621 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
9624 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9627 * c-typeck.c (build_binary_op): Warn about floating point
9628 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
9630 2008-02-21 Janis Johnson <janis187@us.ibm.com>
9633 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
9634 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
9636 (rs6000_override_options): Set altivec_abi as default, not override,
9637 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
9638 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
9639 is used; use new member spe_abi.
9640 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
9641 spe_abi and altivec_abi.
9643 2008-02-22 Tomas Bily <tbily@suse.cz>
9645 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
9647 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9650 * config.build (build_file_translate): Set to `CMD //c' only if
9652 * Makefile.in (build_file_translate): Improve comment.
9654 2008-02-21 Jan Hubicka <jh@suse.cz>
9656 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
9657 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
9658 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
9660 2008-02-21 Michael Matz <matz@suse.de>
9663 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
9665 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
9667 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
9668 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
9670 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
9671 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
9672 SSE_VEC_FLOAT_MODE_P as insn constraint.
9673 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
9674 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
9675 sse4a_movntdf using MODEF mode iterator.
9676 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
9677 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
9678 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
9679 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
9680 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
9681 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
9682 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
9684 2008-02-21 Richard Guenther <rguenther@suse.de>
9686 * tree.def (PAREN_EXPR): New tree code.
9687 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
9689 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
9690 * expr.c (expand_expr_real_1): Likewise.
9691 * tree-inline.c (estimate_num_insns_1): Likewise.
9692 * tree-complex.c (expand_complex_move): Likewise.
9693 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
9696 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
9699 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
9701 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
9704 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
9706 * config/sh/sh.c (find_barrier): Don't go past
9707 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
9709 2008-02-20 DJ Delorie <dj@redhat.com>
9711 * config/h8300/h8300.md (insv): Force source operand to be a register.
9713 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
9714 as a jump, not as a plain insn.
9716 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
9718 * doc/invoke.texi (Warning Options): Add new option
9719 -Wframe-larger-than=.
9720 (-Wframe-larger-than): Document.
9722 * flags.h (warn_frame_larger_than, frame_larger_than_size):
9723 Add declarations for new option variables.
9725 * final.c (final_start_function): Check the frame size
9726 before emission and issue a Wframe-larger-than warning.
9728 * opts.c (warn_frame_larger_than, frame_larger_than_size):
9729 Add definitions for new option variables.
9730 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
9732 * common.opt (Wframe-larger-than=): New option.
9734 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9736 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
9737 (<sse>_div<mode>3): Ditto.
9738 (<sse>_vmdiv<mode>3): Ditto.
9739 (<sse>_vmsqrt<mode>2): Ditto.
9740 (*smax<mode>3): Ditto.
9741 (sse5_frcz<mode>2): Ditto.
9742 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
9745 2008-02-20 Richard Guenther <rguenther@suse.de>
9748 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
9749 be happy with INTEGRAL_TYPE_P.
9751 2008-02-20 Richard Guenther <rguenther@suse.de>
9753 * fold-const.c (split_tree): Associate floatig-point expressions
9754 if flag_associative_math is set.
9756 2008-02-20 Richard Guenther <rguenther@suse.de>
9758 * tree.h (fold_real_zero_addition_p): Declare.
9759 * fold-const.c (fold_real_zero_addition_p): Export.
9760 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
9761 floating-point operations with zero and one.
9763 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
9765 * doc/install.texi: Correct references to CFLAGS, replacing them
9766 with BOOT_CFLAGS. Document flags used during bootstrap for
9769 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9771 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
9772 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
9773 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
9775 (smin<mode>3): Ditto from similar patterns.
9776 (smax<mode>3): Ditto.
9777 (*ieee_smin<mode>3): Ditto.
9778 (*ieee_smax<mode>3): Ditto.
9779 * config/i386/sse.md (sse): New mode attribute.
9780 (mov<mode>): Macroize expander from movv4sf and movv2df using
9781 SSEMODEF2P mode iterator.
9782 (<sse>_movnt<mode>): Ditto from similar patterns. Use
9783 SSE_VEC_FLOAT_MODE_P as insn constraint.
9784 (storent<mode>): Ditto.
9785 (storent<mode>): Macroize expander from storentsf and storentdf using
9786 MODEF mode iterator.
9787 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
9788 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
9789 (abs<mode>2): Ditto from similar patterns.
9790 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
9791 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
9792 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
9793 (<sse>_vmsqrt<mode>2): Ditto.
9794 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
9795 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
9796 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
9797 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
9798 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
9799 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
9800 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
9802 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
9803 iterator and SSE_FLOAT_MODE_P as insn constraint.
9804 (<sse>_ucomi): Ditto from similar patterns.
9805 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
9806 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
9807 SSE_VEC_FLOAT_MODE_P as insn constraint.
9808 (vcond<mode>): Ditto from similar patterns.
9809 (and<mode>3, *and<mode>3): Ditto.
9810 (<sse>_nand<mode>3): Ditto.
9811 (ior<mode>3, *ior<mode>3): Ditto.
9812 (xor<mode>3, *xor<mode>3): Ditto.
9813 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
9814 iterator and SSE_FLOAT_MODE_P as insn constraint.
9815 (*nand<mode>3): Ditto from similar patterns.
9816 (*ior<mode>3): Ditto.
9817 (*xor<mode>3): Ditto.
9819 2008-02-20 Ira Rosen <irar@il.ibm.com>
9821 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
9822 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
9823 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
9825 2008-02-19 Jan Hubicka <jh@suse.cz>
9827 * predict.c (tree_bb_level_predictions): Remove variable next
9828 mistakely introduced by previous commit.
9830 2008-02-19 Jan Hubicka <jh@suse.cz>
9832 * predict.c (predict_paths_leading_to): Rewrite.
9833 (predict_paths_for_bb): New.
9834 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
9836 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9839 * Makefile.in (build_file_translate): New.
9840 (gcc-vers.texi): Use it for translating $(abs_srcdir).
9841 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
9842 * configure.ac (build_file_translate): Substitute it.
9843 * configure: Regenerate.
9845 2008-02-19 Jan Hubicka <jh@suse.cz>
9847 PR rtl-optimization/34408
9848 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
9851 2008-02-19 Jan Hubicka <jh@suse.cz>
9854 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
9857 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
9860 * config/i386/i386-modes.def: Revert the last DI alignment
9861 change until Ada people can look into it.
9863 2008-02-19 Nick Clifton <nickc@redhat.com>
9865 * opts.c (print_specific_help): Fix typo in --help text.
9867 2008-02-19 Jakub Jelinek <jakub@redhat.com>
9870 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
9871 32-bit inline asm without asm alternatives for host GCC < 3.0.
9873 2008-02-19 Richard Guenther <rguenther@suse.de>
9875 PR tree-optimization/34989
9876 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
9877 Allow propagation to INDIRECT_REF if we can simplify only.
9879 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9881 * c-common.c (warn_for_collisions_1): Use appropriate option when
9884 2008-02-19 Nick Clifton <nickc@redhat.com>
9887 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
9888 (handle_options): Fix indentation.
9889 (print_filtered_help): If no language-specific options were
9890 displayed tell the user how to list all the options supported by
9891 the language's front-end.
9892 (print_specific_help): Fix indentation and remove duplicate line.
9893 (common_handle_option): Handle the -v option.
9894 For --help enable the display of undocumented options if the -v
9895 switch has been included on the command line.
9896 For --help= check for overlaps in the arguments between the option
9897 classes and the language names and issue a warning when they
9898 cannot be disambiguated.
9899 * c.opt (v): Pass on to the common option handler.
9901 2008-02-19 Revital Eres <eres@il.ibm.com>
9903 * modulo-sched.c (sms_schedule): Change dump message when
9904 create_ddg function fails.
9905 (try_scheduling_node_in_cycle): Rename row to cycle.
9906 (print_partial_schedule): Rename CYCLE to ROW.
9908 2008-02-19 Christian Bruel <christian.bruel@st.com>
9909 Zdenek Dvorak <ook@ucw.cz>
9911 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
9913 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
9916 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
9917 (*x86_movdicc_0_m1_se): Ditto.
9919 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
9921 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
9922 (CMPtype): Define as __gcc_CMPtype.
9923 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
9924 (CMPtype): Define as __gcc_CMPtype.
9926 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
9928 Support valgrind 3.3 for --enable-checking=valgrind.
9929 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
9931 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
9932 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
9933 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
9934 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
9935 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
9936 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
9937 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
9939 * ggc-zone.c: Similar.
9940 * ggc-page.c: Similar.
9942 2008-02-19 Paul Brook <paul@codesourcery.com>
9945 * config/arm/ieee754-df.S: Fix do_it typo.
9946 * config/arm/ieee754-sf.S: Fix do_it typo.
9948 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
9951 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
9952 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
9953 (OPTION_MASK_ISA_SSE_SET): Likewise.
9954 (OPTION_MASK_ISA_SSE2_SET): Likewise.
9955 (OPTION_MASK_ISA_SSE3_SET): Likewise.
9956 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
9957 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
9958 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
9959 (OPTION_MASK_ISA_SSE4_SET): Likewise.
9960 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
9961 (OPTION_MASK_ISA_SSE5_SET): Likewise.
9962 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
9963 (OPTION_MASK_ISA_MMX_UNSET): Updated.
9964 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
9965 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
9966 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
9967 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
9968 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
9969 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
9970 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
9971 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
9972 (OPTION_MASK_ISA_SSE4): Removed.
9973 (ix86_handle_option): Turn on bits in ix86_isa_flags and
9974 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
9975 (override_options): Don't turn on implied SSE/MMX bits in
9978 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
9980 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9983 2008-02-18 Joey Ye <joey.ye@intel.com>
9986 * tree-nested.c (insert_field_into_struct): Set type alignment
9987 to field alignment if the former is less than the latter.
9989 2008-02-18 Jakub Jelinek <jakub@redhat.com>
9991 * BASE-VER: Set to 4.4.0.
9993 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9995 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
9996 * doc/cfg.texi: Likewise.
9997 * doc/extend.texi: Likewise.
9998 * doc/gty.texi: Likewise.
9999 * doc/invoke.texi: Likewise.
10000 * doc/loop.texi: Likewise.
10001 * doc/md.texi: Likewise.
10002 * doc/passes.texi: Likewise.
10003 * doc/rtl.texi: Likewise.
10004 * doc/sourcebuild.texi: Likewise.
10005 * doc/tm.texi: Likewise.
10006 * doc/tree-ssa.texi: Likewise.
10008 2008-02-17 Richard Guenther <rguenther@suse.de>
10010 PR middle-end/35227
10011 * tree-complex.c (init_parameter_lattice_values): Handle parameters
10012 without default definition.
10014 2008-02-17 Richard Guenther <rguenther@suse.de>
10016 PR tree-optimization/35231
10017 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
10020 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
10023 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10024 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
10025 libgcc_cmp_return mode.
10027 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10030 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
10032 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
10034 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
10037 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10039 * doc/c-tree.texi: Use `@.' where appropriate.
10040 * doc/extend.texi: Likewise.
10041 * doc/install.texi: Likewise.
10042 * doc/invoke.texi: Likewise.
10043 * doc/loop.texi: Likewise.
10044 * doc/makefile.texi: Likewise.
10045 * doc/md.texi: Likewise.
10046 * doc/passes.texi: Likewise.
10047 * doc/standards.texi: Likewise.
10048 * doc/tm.texi: Likewise.
10050 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10052 PR middle-end/35196
10053 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
10055 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
10056 rather than in entry_bb.
10058 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10060 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
10061 libgcc_cmp_return mode.
10063 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10065 PR middle-end/35130
10066 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
10067 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
10069 2008-02-15 Richard Guenther <rguenther@suse.de>
10070 Zdenek Dvorak <ook@ucw.cz>
10072 PR tree-optimization/35164
10073 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
10074 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
10075 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
10076 Only propagate addresses which do not have abnormal SSA_NAMEs
10079 2008-02-15 Joseph Myers <joseph@codesourcery.com>
10082 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
10084 2008-02-15 Jan Hubicka <jh@suse.cz>
10086 PR middle-end/35149
10087 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
10089 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10091 PR middle-end/34621
10092 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
10093 when calculating alignment_pad.
10095 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10097 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
10098 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
10099 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
10100 and STACK_BOUNDARY define.
10102 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
10104 PR preprocessor/35061
10105 * c-pragma.c (handle_pragma_pop_macro): Check that
10106 pushed_macro_table has been allocated.
10108 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
10110 PR middle-end/35136
10111 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
10112 (force_gimple_operand): Likewise.
10113 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
10114 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
10115 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
10116 (find_interesting_uses_address): Check addressability and alignment
10117 of the base expression only after substituting bases of IVs into it.
10119 2008-02-14 Michael Matz <matz@suse.de>
10122 * function.c (instantiate_virtual_regs_in_insn): Reload address
10123 before falling back to reloading the whole operand.
10125 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
10127 * config/s390/s390.c (s390_mainpool_start): Emit the pool
10128 before the first section switch note.
10130 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10132 * doc/bugreport.texi: Update copyright years.
10133 * doc/c-tree.texi: Likewise.
10134 * doc/cfg.texi: Likewise.
10135 * doc/cpp.texi: Likewise.
10136 * doc/cppinternals.texi: Likewise.
10137 * doc/fragments.texi: Likewise.
10138 * doc/frontends.texi: Likewise.
10139 * doc/gcc.texi: Likewise.
10140 * doc/gty.texi: Likewise.
10141 * doc/hostconfig.texi: Likewise.
10142 * doc/implement-c.texi: Likewise.
10143 * doc/libgcc.texi: Likewise.
10144 * doc/loop.texi: Likewise.
10145 * doc/makefile.texi: Likewise.
10146 * doc/options.texi: Likewise.
10147 * doc/passes.texi: Likewise.
10148 * doc/rtl.texi: Likewise.
10149 * doc/sourcebuild.texi: Likewise.
10150 * doc/standards.texi: Likewise.
10151 * doc/tree-ssa.texi: Likewise.
10152 * doc/trouble.texi: Likewise.
10154 * doc/extend.texi: Use @: or add comma where appropriate.
10155 * doc/invoke.texi: Likewise.
10156 * doc/tm.texi: Likewise.
10158 2008-02-14 Alan Modra <amodra@bigpond.net.au>
10161 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
10164 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
10166 * doc/md.texi (clz, ctz): Add reference.
10167 * doc/rtl.texi (clz, ctz): Likewise.
10169 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10172 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
10175 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
10177 * config/s390/s390.c (struct constant_pool): New field
10178 emit_pool_after added.
10179 (s390_mainpool_start): Set the emit_pool_after flag according
10180 to the section switch notes.
10181 (s390_mainpool_finish): Consider emit_pool_after when emitting
10182 the literal pool at the end of the function.
10183 (s390_chunkify_start): Force literal pool splits at section
10186 2008-02-13 Michael Matz <matz@suse.de>
10189 * var-tracking.c (clobber_variable_part): Correctly traverse the
10192 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10195 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
10196 Add -fdump-ipa-inline.
10197 * tree-dump.c (dump_files): Remove tree-inlined dump.
10198 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
10200 2008-02-12 Richard Guenther <rguenther@suse.de>
10202 PR tree-optimization/35171
10203 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
10206 2008-02-12 Richard Guenther <rguenther@suse.de>
10208 PR middle-end/35163
10209 * fold-const.c (fold_widened_comparison): Use get_unwidened in
10210 value-preserving mode. Disallow final truncation.
10212 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
10214 PR middle-end/35136
10215 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
10216 code from here to...
10217 (force_gimple_operand): ...here.
10219 2008-02-12 Jakub Jelinek <jakub@redhat.com>
10222 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
10223 non-compatible pointers.
10224 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
10225 different FIELD_DECLs, try harder by comparing field offsets, sizes
10228 PR inline-asm/35160
10229 * function.c (match_asm_constraints_1): Don't replace the same input
10232 2008-02-12 Anatoly Sokolov <aesok@post.ru>
10234 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
10235 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
10236 (expand_epilogue): Restore RAMPZ register.
10237 * config/avr/avr.md (RAMPZ_ADDR): New constant.
10239 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
10241 * config/i386/cygwin.asm: (__alloca): Correct calling
10242 convention and alignment.
10243 (__chkstk): Force 8 byte stack alignment.
10245 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
10246 Richard Guenther <rguenther@suse.de>
10248 PR tree-optimization/33992
10249 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
10250 the zero we compare against.
10252 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
10254 PR libfortran/35063
10255 * gthr-win32.h (__gthread_mutex_destroy_function): New function
10256 to CloseHandle after unlocking to prevent accumulation of handle
10259 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10261 PR middle_end/34150
10262 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
10263 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
10264 and update LABEL_NUSES during and after reload.
10266 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
10268 PR middle-end/34627
10269 * combine.c (simplify_if_then_else): Make sure the comparison is
10270 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
10272 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
10275 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
10276 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
10277 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
10278 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
10279 * tree.h (get_type_static_bounds): Likewise.
10281 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10283 * doc/invoke.texi (Option Summary, C++ Dialect Options)
10284 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10285 Make -Wfoo language annotations match what the compiler outputs.
10287 2008-02-08 Sa Liu <saliu@de.ibm.com>
10289 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
10290 intrinsics spu_convts, spu_convtu, spu_convtf.
10292 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
10294 * doc/extend.texi (Function Attributes) <noinline>: Mention
10295 asm ("") as method to keep calls.
10297 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10300 * doc/options.texi (Options): Replace references to opts.sh with
10302 * opts-common.c: Likewise.
10303 * optc-gen.awk: Likewise.
10305 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
10307 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
10309 2008-02-07 Richard Henderson <rth@redhat.com>
10312 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
10313 EXPR_LIST for the REG_EQUAL instead of a comparison with a
10316 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
10318 PR tree-optimization/35085
10319 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
10320 for operand entry oe2 in addition to operand entry oe3 in order to
10321 expose more opportunities for vectorizer sum reduction.
10323 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10326 * Makefile.in (LIBS): Remove $(GMPLIBS).
10327 (cc1-dummy, cc1): Add $(GMPLIBS).
10329 2008-02-06 Jan Hubicka <jh@suse.cz>
10332 * i386.md (moddf_integer): Do not produce partial memory stalls for
10333 targets where it hurts.
10335 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
10338 * optabs.c (expand_float): Do not check for decimal modes when
10339 expanding unsigned integer through signed conversion.
10341 2008-02-06 Nick Clifton <nickc@redhat.com>
10343 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
10344 inside the clobber with a match_operand and duplicated operand
10345 number in the constraint.
10346 (ineqbranchsi): Delete redundant comment.
10348 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10350 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
10351 builtin_define ("__USE_INIT_FINI__").
10352 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
10354 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
10356 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10358 PR documentation/30330
10359 * doc/invoke.texi (C++ Dialect Options)
10360 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10361 For each warning option -Wfoo that allows -Wno-foo, ensure both
10362 -Wfoo and -Wno-foo are listed in the option index. Fix index
10363 entry of -Wswitch-default, index -Wnormalized= including the
10364 `=', and -Wlarger-than-@var{len} including @var{len}.
10366 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10368 * config/i386/i386.md (floatunssisf2): Use
10369 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
10370 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
10371 Macroize expander using MODEF mode iterator.
10373 2008-02-05 Diego Novillo <dnovillo@google.com>
10375 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
10378 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
10380 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10383 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
10385 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
10388 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
10389 to indicate if a message should be generated.
10390 (init_cumulative_args): Updated.
10391 (function_value_32): Likewise.
10393 2008-02-05 Joseph Myers <joseph@codesourcery.com>
10395 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
10397 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10400 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
10401 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
10403 2008-02-04 Diego Novillo <dnovillo@google.com>
10405 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
10408 * tree-vrp.c (vrp_evaluate_conditional): With
10409 -Wtype-limits, emit a warning when comparing against a
10410 constant outside the natural range of OP0's type.
10412 2008-02-04 Richard Guenther <rguenther@suse.de>
10414 PR middle-end/33631
10415 * expr.c (count_type_elements): Give for unions instead of
10418 2008-02-04 Richard Guenther <rguenther@suse.de>
10420 PR middle-end/35043
10421 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
10422 to TYPE_DOMAINs base type instead of using bitsizetype here.
10424 2008-02-03 Jason Merrill <jason@redhat.com>
10426 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
10428 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10431 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
10432 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
10433 (RS/6000 and PowerPC Options): Fix typos and markup.
10434 * doc/passes.texi (Tree-SSA passes): Likewise.
10436 2008-02-02 Michael Matz <matz@suse.de>
10439 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
10440 from record_last_reg_set_info.
10441 (record_last_reg_set_info): Take an RTX argument, iterate over all
10442 constituent hardregs.
10443 (record_last_set_info, record_opr_changes): Change calls to
10444 new signature or to record_last_reg_set_info_regno.
10446 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
10448 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
10450 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
10452 PR rtl-optimization/34773
10453 * reg-notes.def (EQUAL): Mention significance of combination of
10454 REG_EQUAL and REG_RETVAL.
10455 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
10456 insn that has a REG_RETVAL.
10458 2008-02-01 Roger Sayle <roger@eyesopen.com>
10461 * configure.ac (--enable-fixed-point): Disable unless explicitly
10463 * configure: Regenerate.
10465 2008-02-01 Richard Guenther <rguenther@suse.de>
10468 * invoke.texi (-finline-limit): Remove no longer true parts
10469 of the documentation. Note that there is no default value.
10471 2008-02-01 Andrew Pinski <pinskia@gmail.com>
10472 Mark Mitchell <mark@codesourcery.com>
10473 Ben Elliston <bje@au.ibm.com>
10476 * doc/extend.texi (Other Builtins): Document.
10478 2008-01-31 Tom Browder <tom.browder@gmail.com>
10480 * doc/c-tree.texi (Types): Fix grammar.
10481 (Expression trees): Ditto.
10482 * doc/passes.texi (Tree-SSA passes): Ditto.
10484 * doc/configterms.texi (Configure Terms): Fix typo.
10485 * doc/cpp.texi (Common Predefined Macros): Ditto.
10486 * doc/md.texi (Machine Constraints): Ditto.
10488 * doc/makefile.texi (Makefile): Add comma.
10490 2008-01-31 Tom Browder <tom.browder@gmail.com>
10491 Gerald Pfeifer <gerald@pfeifer.com>
10493 * doc/sourcebuild.texi (Front End): Remove references to CVS
10494 and CVSROOT/modules.
10495 (Texinfo Manuals): Replace reference to CVS by one to SVN.
10496 (Back End): Remove reference to CVS.
10498 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10501 * config/mips/mips.c (gen_load_const_gp): New function, taking a
10503 (mips16_gp_pseudo_reg): ...here.
10504 * config/mips/mips.md (load_const_gp): Replace with...
10505 (load_const_gp_<mode>): ...this :P-based insn.
10507 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10509 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
10510 options. Minor fixes.
10511 (-std): Move reference to standards closer to where language
10512 standards are first mentioned.
10514 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10516 PR rtl-optimization/34995
10517 * reload.c (alternative_allows_const_pool_ref): Take an rtx
10518 parameter and return a bool. If the rtx parameter is nonnull,
10519 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
10520 (find_reloads): Update call accordingly. Pass the new operand
10521 if it needed no address reloads, otherwise pass null.
10523 2008-01-30 Richard Henderson <rth@redhat.com>
10526 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
10527 for unbounded arrays.
10529 2008-01-30 Silvius Rus <rus@google.com>
10531 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
10533 2008-01-30 Jan Hubicka <jh@suse.cz>
10536 * i386.c (init_cumulative_args): Use real function declaration when
10539 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
10541 PR rtl-optimization/34998
10542 * global.c (build_insn_chain): Treat non-subreg_lowpart
10543 SUBREGs of pseudos as clobbering all the words covered by the
10544 SUBREG, not just all the bytes.
10545 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
10546 original df_ref rather than an extract parameter.
10547 (global_conflicts): Update call accordingly.
10549 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
10551 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
10552 the overflow check to make it easier to read.
10553 (__fixtfdi): Change the type of the ll member in union
10554 long_double to UDItype_x.
10556 2008-01-30 Jakub Jelinek <jakub@redhat.com>
10558 PR middle-end/34969
10559 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
10560 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
10561 * tree-inline.c (fold_marked_statements): Call
10562 cgraph_update_edges_for_call_stmt if folding a call statement.
10563 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
10564 debug_generic_stmt calls, reset it back afterwards.
10567 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
10569 * c-typeck.c (build_external_ref): Don't pedwarn about
10570 static vars in current function's scope.
10572 2008-01-29 Joseph Myers <joseph@codesourcery.com>
10574 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
10576 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
10579 * ipa-struct-reorg.c: Fix spelling.
10580 * params.def: Ditto.
10582 2008-01-29 Richard Guenther <rguenther@suse.de>
10584 PR middle-end/35006
10585 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
10587 * tree-inline.c (remap_type): Increment remapping_type_depth
10588 around remapping types.
10589 (copy_body_r): Only add referenced variables if they are referenced
10590 from code, not types.
10592 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
10603 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
10604 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
10606 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
10609 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
10610 pointer for tiny stack.
10612 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
10614 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
10616 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
10618 * config/vx-common.h: Fix typo in comment.
10620 2008-01-28 Ian Lance Taylor <iant@google.com>
10624 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
10625 coalesce pointers if they have different DECL_NO_TBAA_P values.
10626 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
10627 between variables with different DECL_NO_TBAA_P values.
10629 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
10632 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
10633 are not legitimate small data references on SPE targets.
10635 2008-01-28 David Daney <ddaney@avtrex.com>
10637 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
10639 2008-01-28 David Daney <ddaney@avtrex.com>
10641 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
10643 2008-01-27 Joseph Myers <joseph@codesourcery.com>
10645 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
10646 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
10647 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
10648 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
10649 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10650 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
10651 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
10652 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
10654 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10656 * basic-block.h (condjump_equiv_p): Fix comment.
10658 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10660 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
10661 print_generic_stmt_indented): Fix comment.
10663 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10665 * configure.ac (__stack_chk_fail): Add detecion for availability
10666 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
10667 * configure: Regenerate.
10669 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
10671 PR middle-end/34688
10672 * final.c (output_addr_const): Handle TRUNCATE.
10674 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
10677 * tree-ssa-loop-ivopts.c (comp_cost): New type.
10678 (zero_cost, infinite_cost): New constants.
10679 (struct cost_pair): Change type of cost to comp_cost.
10680 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
10681 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
10683 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
10684 split_address_cost, ptr_difference_cost, difference_cost,
10685 get_computation_cost_at, get_computation_cost,
10686 determine_use_iv_cost_generic, determine_use_iv_cost_address,
10687 determine_use_iv_cost_condition, determine_use_iv_costs,
10688 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
10689 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
10690 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
10691 Change type of cost to comp_cost.
10692 (determine_iv_cost): Increase cost of non-original ivs, instead
10693 of decreasing the cost of original ones.
10694 (get_address_cost): Indicate the complexity of the addressing mode
10696 (try_add_cand_for): Prefer using ivs not specific to some object.
10697 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
10699 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
10700 Janis Johnson <janis187@us.ibm.com>
10703 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
10704 (TARGET_INSTANTIATE_DECLS): Likewise.
10705 * target.h (expand_to_rtl_hook): New target hook.
10706 (instantiate_decls): Likewise.
10707 * function.c (instantiate_decl): Make non-static. Rename to...
10708 (instantiate_decl_rtl): ... this.
10709 (instantiate_expr): Use instantiate_decl_rtl.
10710 (instantiate_decls_1): Likewise.
10711 (instantiate_decls): Likewise.
10712 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
10713 * function.h (instantiate_decl_rtl): Add prototype.
10714 * cfgexpand.c (target.h): New include.
10715 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
10716 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
10717 (TARGET_INSTANTIATE_DECLS): Likewise.
10718 (TARGET_INITIALIZER): New target hooks added.
10719 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
10721 * config/rs6000/rs6000.c (tree-flow.h): New include.
10722 (machine_function): Add sdmode_stack_slot field.
10723 (rs6000_alloc_sdmode_stack_slot): New function.
10724 (rs6000_instantiate_decls): Likewise.
10725 (rs6000_secondary_memory_needed_rtx): Likewise.
10726 (rs6000_check_sdmode): Likewise.
10727 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
10728 (TARGET_INSTANTIATE_DECLS): Likewise.
10729 (rs6000_hard_regno_mode_ok): Allow SDmode.
10730 (num_insns_constant): Likewise. Handle _Decimal32 constants.
10731 (rs6000_emit_move): Handle SDmode.
10732 (function_arg_advance): Likewise.
10733 (function_arg): Likewise.
10734 (rs6000_gimplify_va_arg): Likewise. Add special handling of
10735 SDmode var args for 32-bit compiles.
10736 (rs6000_secondary_reload_class): Handle SDmode.
10737 (rs6000_output_function_epilogue): Likewise.
10738 (rs6000_function_value): Simplify if statement.
10739 (rs6000_libcall_value): Likewise.
10740 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
10741 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
10742 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
10743 (movsd_hardfloat): New define_insn.
10744 (movsd_softfloat): Likewise.
10745 (movsd_store): Likewise.
10746 (movsd_load): Likewise.
10747 (extendsddd2): Likewise.
10748 (extendsdtd2): Likewise.
10749 (truncddsd2): Likewise.
10750 (movdd_hardfloat64): Fixup comment.
10751 (UNSPEC_MOVSD_LOAD): New constant.
10752 (UNSPEC_MOVSD_STORE): Likewise.
10754 2008-01-26 Jakub Jelinek <jakub@redhat.com>
10757 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
10759 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
10760 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
10761 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
10762 and TRUTH_XOR_EXPR.
10764 2008-01-26 David Edelsohn <edelsohn@gnu.org>
10767 * config.gcc: Separate AIX 5.3 from AIX 6.1.
10768 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10769 __LONGDOUBLE128 too.
10770 * config/rs6000/aix61.h: New file.
10772 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10774 PR rtl-optimization/34959
10775 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
10776 popcount and parity rtxes the same mode as their operand.
10777 Truncate or extend the result to the return value's mode
10780 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10783 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
10784 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
10785 to GOT_VERSION_REGNUM.
10786 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
10787 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
10788 * config/mips/mips.c (mips_emit_call_insn): New function.
10789 (mips_call_tls_get_addr): Call mips_expand_call directly.
10790 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
10792 (mips16_build_call_stub): Likewise. Return the call insn or null.
10793 (mips_expand_call): Update the call to mips16_build_call_stub
10794 accordingly and a remove redundant condition. Assert that MIPS16
10795 stubs do not use lazy binding. Use mips_emit_call_insn and return
10797 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
10799 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
10800 (mips_avoid_hazard): Remove hazard_set handling.
10801 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
10802 (UNSPEC_RESTORE_GP): ...this.
10803 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
10804 (FAKE_CALL_REGNO): Rename to...
10805 (GOT_VERSION_REGNUM): ...this.
10806 (type): Add "ghost" value. Add an associated insn reservation.
10807 (hazard_set): Remove.
10808 (exception_receiver): Rename to...
10809 (restore_gp): ...this and update the unspec identifier accordingly.
10810 (exception_receiver, nonlocal_got_receiver): New expanders.
10811 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
10812 FAKE_CALL_REGNO. Remove hazard_set attribute.
10813 (set_got_version, update_got_version): New patterns.
10815 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
10818 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
10820 2008-01-25 Joseph Myers <joseph@codesourcery.com>
10823 * doc/install.texi2html: Generate gcc-vers.texi.
10825 2008-01-25 DJ Delorie <dj@redhat.com>
10827 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
10829 2008-01-25 Joseph Myers <joseph@codesourcery.com>
10831 * config/c4x: Remove directory.
10832 * config.gcc (crx-*, mt-*): Mark obsolete.
10833 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
10834 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
10835 sh-*-rtemscoff*): Remove cases.
10836 * defaults.h (C4X_FLOAT_FORMAT): Remove.
10837 * real.c (encode_c4x_single, decode_c4x_single,
10838 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
10839 c4x_extended_format): Remove.
10840 * real.h (c4x_single_format, c4x_extended_format): Remove.
10841 * doc/extend.texi (interrupt, naked): Remove mention of attributes
10843 (Pragmas): Remove comment about c4x pragmas.
10844 * doc/install.texi (c4x): Remove target-specific instructions.
10845 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
10846 * doc/md.texi (Machine Constraints): Remove C4x documentation.
10847 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
10848 refer to C4x source files as examples.
10849 (C4X_FLOAT_FORMAT): Remove documentation.
10851 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
10853 * config/bfin/bfin.c (override_options): Reorder tests so that
10854 flag_pic gets enabled for -msep-data.
10856 2008-01-25 Richard Guenther <rguenther@suse.de>
10858 PR middle-end/32244
10859 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
10860 to its bitfield precision if required.
10862 2008-01-25 Jakub Jelinek <jakub@redhat.com>
10864 PR middle-end/33880
10865 * tree-nested.c (walk_omp_for): New function.
10866 (convert_nonlocal_reference, convert_local_reference): Call
10867 walk_omp_for on OMP_FOR.
10868 (convert_call_expr): Call walk_body on OMP_FOR's
10869 OMP_FOR_PRE_INIT_BODY.
10871 2008-01-25 Richard Guenther <rguenther@suse.de>
10873 PR tree-optimization/34966
10874 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
10875 default defs and PHI_NODEs we have to insert after the
10876 defining statement.
10878 2008-01-24 Nick Clifton <nickc@redhat.com>
10880 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
10881 Provide a default definition.
10882 (LIBGCC2_UNITS_PER_WORD): Likewise.
10884 * config/stormy16/stormy16.c: Include df.h for the prototype
10885 for df_regs_ever_live_p.
10886 (xstormy16_expand_builtin_va_start): Convert the stack offset
10887 into a component_ref and then use POINTER_PLUS_EXPR to add it
10888 to the incoming_virtual_args_rtx.
10889 (xstormy16_gimplify_va_arg_expr): Rename to
10890 xstormy16_gimplify_va_arg_expr.
10891 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
10892 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
10893 xstormy16_gimplify_va_arg_expr.
10894 Fix up some formatting issues.
10896 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
10897 Move to predicates.md.
10898 (xs_hi_general_operand): Likewise.
10899 (xs_hi_nonmemory_operand): Likewise.
10900 * config/stormy16/predicates.md:
10901 (xstormy16_carry_plus_operand): New predicate.
10902 (xs_hi_general_operand): New predicate.
10903 (xs_hi_nonmemory_operand): New predicate.
10904 * config/stormy16/stormy16-protos.h:
10905 (xstormy16_carry_plus_operand): Delete prototype.
10906 (xs_hi_general_operand): Likewise.
10907 (xs_hi_nonmemory_operand): Likewise.
10909 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
10910 modifiers as they are no longer needed and they can trigger
10911 reload spill failures.
10913 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
10914 with a match_operand in order to help reload.
10916 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
10917 constraint with 'e' for the 8th alternative as this version of
10918 the mov.w instruction only accepts the lower 8 registers.
10920 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
10923 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
10924 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
10927 2008-01-25 Jakub Jelinek <jakub@redhat.com>
10929 PR middle-end/33333
10930 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
10932 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
10934 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
10936 (remove_structure): Update allocations list before removing structure.
10938 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
10940 * ipa-struct-reorg.c (is_safe_cond_expr,
10941 create_new_stmts_for_cond_expr): Use integer_zerop function,
10942 that recognize not only zero-pointer, but zero-integer too.
10944 2008-01-25 Ben Elliston <bje@au.ibm.com>
10947 * fixproto: Escape "." in sed expression that strips leading "./".
10949 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
10952 * gcc.c (SWITCH_OK): Removed.
10953 (SWITCH_LIVE): Changed to bit.
10954 (SWITCH_FALSE): Likewise.
10955 (SWITCH_IGNORE): Likewise.
10956 (switchstr): Change live_cond to unsigned int.
10957 (process_command): Replace SWITCH_OK with 0.
10958 (do_self_spec): Likewise.
10959 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
10960 (give_switch): Likewise.
10961 (used_arg): Likewise.
10962 (do_spec_1): Set the SWITCH_IGNORE bit.
10963 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
10964 bits. Set the SWITCH_LIVE bit.
10966 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
10968 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
10970 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
10972 PR tree-optimization/34472
10973 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
10974 parameter to a "bool *" and set *DATA to false if there is
10975 an unsafe access. Do not delete the structure here.
10976 (check_cond_exprs): Delete it here instead.
10977 (check_cond_exprs, exclude_cold_structs): Do not increase
10978 I when removing a structure.
10980 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
10983 * config/i386/i386.c (ix86_expand_vector_init): Consider only
10984 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
10986 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
10988 PR middle-end/34934
10989 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
10990 a fixed vector for stack.
10992 2008-01-24 Ben Elliston <bje@au.ibm.com>
10995 * doc/gcc.texi (Software development): Add a direntry for g++.
10997 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
10999 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
11000 stale and straggling -fforce-addr comments above.
11002 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
11004 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
11005 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
11007 2008-01-23 Michael Matz <matz@suse.de>
11010 * dwarf2out.c (force_type_die): Use modified_type_die instead of
11013 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
11015 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
11016 malloc result type.
11018 2008-01-23 Anatoly Sokolov <aesok@post.ru>
11020 * config/avr/avr.c (avr_current_arch): New variable.
11021 (avr_arch_types): Add 'avr31' and 'avr51' entries.
11022 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
11023 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
11024 (avr_override_options): Init 'avr_current_arch'.
11025 (base_arch_s): Move from here...
11026 * config/avr/avr.h (base_arch_s): ... here. Add new members
11027 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
11028 'mega' to 'have_jmp_call'.
11029 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
11030 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
11032 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
11034 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11035 MULTILIB_MATCHES): (Ditto.).
11037 2008-01-23 Richard Guenther <rguenther@suse.de>
11039 PR middle-end/31529
11040 * cgraphunit.c (cgraph_reset_node): Always mark the node
11041 not reachable if it is not queued already.
11043 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
11045 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
11046 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
11047 (cputype_selected): New static variable.
11048 (bfin_handle_option): Set it if -mcpu is used.
11049 (override_option): Select default set of workarounds if no cpu type
11050 selected on the command line.
11051 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
11053 From Michael Frysinger <michael.frysinger@analog.com>
11054 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
11055 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
11057 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
11058 for bf547, bf523, bf524, and bf526.
11059 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
11061 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11062 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
11063 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
11064 __ADSPBF547__ and __ADSPBF54x__ for bf547.
11065 * doc/invoke.texi (Blackfin Options): Document that
11066 -mcpu now accept bf547, bf523, bf524, and bf526.
11068 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
11070 PR rtl-optimization/34628
11071 * combine.c (try_combine): Stop and undo after the first combination
11072 if an autoincrement side-effect on the first insn has effectively
11075 2008-01-22 David Edelsohn <edelsohn@gnu.org>
11078 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
11079 Offset addresses are not valid for Altivec or paired float modes.
11081 2008-01-22 Jakub Jelinek <jakub@redhat.com>
11084 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
11085 if DECL_INITIAL (decl) is error_mark_node.
11088 * c-common.c (handle_vector_size_attribute): Only allow
11089 integral, scalar float and fixed point types. Handle OFFSET_TYPE
11090 the same way as pointer, array etc. types.
11091 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
11094 * tree.c (build_type_attribute_qual_variant): Call
11095 build_qualified_type if attributes are equal, but quals are not.
11097 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11100 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
11101 * flags.h (warn_strict_aliasing): Remove.
11102 (warn_strict_overflow): Remove.
11103 * opts.c (warn_strict_aliasing): Remove.
11104 (warn_strict_overflow): Remove.
11105 * c-opts.c (c_common_handle_option): -Wall only sets
11106 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
11107 (c_common_post_options): Give default values to -Wstrict-aliasing
11108 and -Wstrict-overflow if they are uninitialized.
11109 * common.opt (Wstrict-aliasing): Specify Var and Init.
11110 (Wstrict-overflow): Likewise.
11112 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
11114 PR rtl-optimization/26854
11115 PR rtl-optimization/34400
11116 PR rtl-optimization/34884
11117 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
11119 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
11120 (df_rd_bb_info.expanded_lr_out): Deleted
11121 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
11122 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
11123 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11124 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11125 Removed code to allocate, initialize or free expanded_lr_out.
11126 (df_rd_bb_local_compute_process_def): Restructured to make more
11128 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
11129 sets if the sets are being trimmed.
11131 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
11134 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
11135 (as_vers): Likewise.
11136 * configure: Regenerated.
11138 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11140 PR middle-end/33092
11141 * tree-pass.h (pass_build_alias): New pass.
11142 * tree-ssa-alias.c (gate_build_alias): New.
11143 (pass_build_alias): New.
11144 * passes.c (init_optimization_passes): Add pass_build_alias after
11145 pass_create_structure_vars.
11147 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
11149 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
11150 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
11151 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
11152 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
11153 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
11154 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
11155 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
11156 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
11157 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
11158 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
11159 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
11160 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
11161 * config/s390/s390.md (FP_ALL): New mode iterator.
11162 (_d): New mode attribute.
11163 ("*signbit<mode>2>"): Changed mode of first operand.
11164 ("isinf<mode>2"): Changed mode of first operand.
11165 ("*TDC_insn"): Adaptation for DFP modes.
11167 2008-01-22 Ben Elliston <bje@au.ibm.com>
11169 * tree.c (check_qualified_type): Improve function description.
11171 2008-01-21 Jason Merrill <jason@redhat.com>
11174 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
11175 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
11178 2008-01-21 DJ Delorie <dj@redhat.com>
11180 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
11183 2008-01-21 Richard Guenther <rguenther@suse.de>
11185 PR middle-end/34856
11186 * tree-cfg.c (verify_expr): Allow all invariant expressions
11187 instead of just constant class ones as reference argument.
11188 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
11189 like any other constant.
11190 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
11192 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
11194 * regmove.c (fixup_match_1): Update call crossed frequencies.
11196 2008-01-21 Richard Guenther <rguenther@suse.de>
11199 * tree-inline.c (setup_one_parameter): Deal with mismatched
11200 types using a VIEW_CONVERT_EXPR.
11202 2008-01-21 Alon Dayan <alond@il.ibm.com>
11203 Olga Golovanevsky <olga@il.ibm.com>
11205 PR tree-optimization/34701
11206 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
11207 when the structure size is not a power of 2.
11209 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
11211 * doc/install.texi: Add doc for --enable-checking=df.
11213 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
11215 PR rtl-optimization/34808
11216 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
11218 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11220 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
11223 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11225 PR rtl-optimization/26854
11226 PR rtl-optimization/34400
11227 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
11229 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
11230 (df_rd_bb_info.expanded_lr_out): New.
11231 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
11232 * loop_iv.c (iv_analysis_loop_init): Ditto.
11233 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11234 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11235 Added code to allocate, initialize or free expanded_lr_out.
11236 (df_rd_bb_local_compute_process_def): Restructured to make
11237 more understandable.
11238 (df_rd_confluence_n): Add code to do nothing with fake edges and
11239 code to no apply invalidate_by_call sets if the sets are being trimmed.
11240 (df_lr_local_finalize): Renamed to df_lr_finalize.
11241 (df_live_local_finalize): Renamed to df_live_finalize.
11243 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11246 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
11247 deciding whether to use reciprocal instructions.
11249 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
11251 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
11252 dwarf2out_note_section_used if cold_text_section is NULL.
11254 2008-01-19 Jakub Jelinek <jakub@redhat.com>
11256 PR gcov-profile/34610
11257 * tree-cfg.c (make_edges): Mark both outgoing edges from
11258 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
11259 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
11260 from OMP_FOR and OMP_CONTINUE outgoing edges.
11262 * tree-profile.c (tree_profiling): Return early if
11263 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
11265 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
11266 from cfun to child_cfun.
11267 * function.h (struct function): Add after_tree_profile bit.
11269 2008-01-19 Anatoly Sokolov <aesok@post.ru>
11271 * config/avr/avr.S (_exit): Disable interrupt.
11273 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
11274 Steven Bosscher <stevenb.gcc@gmail.com>
11276 PR rtl-optimization/26854
11277 PR rtl-optimization/34400
11278 * df-problems.c (df_live_scratch): New scratch bitmap.
11279 (df_live_alloc): Allocate df_live_scratch when doing df_live.
11280 (df_live_reset): Clear the proper bitmaps.
11281 (df_live_bb_local_compute): Only process the artificial defs once
11282 since the order is not important.
11283 (df_live_init): Init the df_live sets only with the variables
11284 found live by df_lr.
11285 (df_live_transfer_function): Use the df_lr sets to prune the
11286 df_live sets as they are being computed.
11287 (df_live_free): Free df_live_scratch.
11289 2008-01-18 Ian Lance Taylor <iant@google.com>
11291 * common.opt: Add fmerge-debug-strings.
11292 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
11293 flag_merge_debug_strings rather than flag_merge_constants.
11294 * doc/invoke.texi (Option Summary): Mention
11295 -fmerge-debug-strings.
11296 (Debugging Options): Document -fmerge-debug-strings.
11298 2008-01-18 Ian Lance Taylor <iant@google.com>
11301 * tree.h (DECL_IS_OPERATOR_NEW): Define.
11302 (struct tree_function_decl): Add new field operator_new_flag.
11303 * tree-inline.c (expand_call_inline): When inlining a call to
11304 operator new, force the return value to go into a variable, and
11305 set DECL_NO_TBAA_P on that variable.
11306 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
11308 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
11311 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
11312 DWARF2_DEBUGGING_INFO.
11313 (dwarf2out_note_section_used): Ditto. Add prototype.
11314 (have_multiple_function_sections, text_section_used,
11315 cold_text_section_used, *cold_text_sections): Move declarations
11318 2008-01-17 Bob Wilson <bob.wilson@acm.org>
11320 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
11321 field and add signal_ra.
11322 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
11323 assignments to frame state pc. Move end of stack check after
11324 MD_FALLBACK_FRAME_STATE_FOR.
11325 (uw_update_context_1): Use frame state signal_regs if set, instead
11326 of checking signal_frame flag.
11327 (uw_update_context): Use frame state signal_ra if set.
11328 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
11329 * config/xtensa/linux-unwind.h: New file.
11331 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
11333 * modulo-sched.c (get_sched_window): Fix comment typo.
11335 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
11337 PR tree-optimization/34648
11338 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
11340 2008-01-17 Anatoly Sokolov <aesok@post.ru>
11342 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
11343 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
11345 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
11347 PR rtl-optimization/34400
11348 * df-core.c (df_worklist_dataflow_overeager,
11349 df_worklist_dataflow_doublequeue): New functions.
11350 (df_worklist_dataflow): Two different worklist solvers.
11351 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
11354 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11357 * doc/invoke.texi: Document the dependence on pthread for fopenmp
11358 and ftree-parallelize-loops.
11360 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
11362 PR rtl-optimization/34826
11363 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
11365 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
11367 * global.c (find_reg): Mark the eh regs as used if necessary.
11368 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
11369 * ra.h (struct allocno): no_eh_reg field added. Changed
11370 no_stack_reg type to bitfield.
11372 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
11374 * tree.c (substitute_in_expr): Add missing 'break'.
11376 2008-01-17 Richard Guenther <rguenther@suse.de>
11378 PR tree-optimization/34825
11379 * tree-ssa-math-opts.c (is_division_by): Do not recognize
11380 x / x as division to handle.
11382 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11384 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
11385 "-pthread" is specified.
11386 * pa-hpux11.h (LIB_SPEC): Likewise.
11388 2008-01-16 Janis Johnson <janis187@us.ibm.com>
11389 Peter Bergner <bergner@vnet.ibm.com>
11391 PR rtl-optimization/33796
11392 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
11394 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11396 PR libgfortran/34699
11397 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
11399 * pa-hpux10.h (LINK_SPEC): Likewise.
11400 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
11402 2008-01-16 Richard Guenther <rguenther@suse.de>
11404 PR middle-end/32628
11405 * fold-const.c (fold_convert_const_int_from_int): Do not
11406 set overflow if that occured only because of a sign extension
11407 change when converting from/to a sizetype with the same
11408 precision and signedness.
11410 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
11413 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
11414 location address to the correct place. Update copyright year.
11416 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11418 * lambda-code.c (lambda_transform_legal_p): Handle the case of
11419 no dependences in the dependence_relations vector.
11421 2008-01-16 Jan Hubicka <jh@suse.cz>
11423 PR rtl-optimization/31396
11424 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
11425 * cfg.c (dump_reg_info): Print it.
11426 * regs.h (struct reg_info_t): add freq_calls_crossed.
11427 (REG_FREQ_CALLS_CROSSED): New macro.
11428 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
11429 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
11430 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
11431 regmove_optimize): Update call crossed frequencies.
11432 * local-alloc.c (struct qty): Add freq_calls_crossed.
11433 (alloc_qty): Copute freq_calls_crossed.
11434 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
11435 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
11436 * ra.h (struct allocno): Add freq_calls_crossed.
11438 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11440 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
11441 libgomp when compiling with ftree-parallelize-loops.
11442 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
11444 2008-01-16 Richard Guenther <rguenther@suse.de>
11446 PR tree-optimization/34769
11447 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
11448 * tree.c (int_cst_value): Instead make this function more
11449 permissive in what it accepts as valid input. Document this
11450 function always sign-extends the value.
11452 2008-01-16 Jakub Jelinek <jakub@redhat.com>
11453 Richard Guenther <rguenther@suse.de>
11456 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
11457 (gimple_fold_indirect_ref_rhs): ... this.
11458 (gimple_fold_indirect_ref): New function with foldings
11459 that preserve lvalueness.
11460 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
11461 * tree-flow.h (gimple_fold_indirect_ref): Declare.
11462 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
11463 to fold an INDIRECT_REF, fall back to the old use of
11464 fold_indirect_ref_1.
11466 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11468 * tree-data-ref.c (subscript_dependence_tester_1): Call
11469 free_conflict_function.
11470 (compute_self_dependence): Same.
11472 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
11475 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
11476 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
11478 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
11479 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
11480 for DWARF2_UNWIND_INFO targets.
11482 2008-01-16 Richard Guenther <rguenther@suse.de>
11485 * c-typeck.c (common_pointer_type): Do not merge inconsistent
11486 type qualifiers for function types.
11488 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
11490 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
11491 loop_iterator li from previous commit.
11493 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
11495 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
11497 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
11499 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
11500 (parallelize_loops): Don't parallelize irreducible components.
11502 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11505 * c-opts (c_common_post_options): Do not enable CPP
11506 flag_pedantic_errors by default.
11508 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
11510 PR rtl-optimization/31944
11511 * cse.c (remove_pseudo_from_table): New function.
11512 (merge_equiv_classes): Use above function to remove pseudo-registers.
11513 (invalidate): Likewise.
11515 2008-01-13 Richard Guenther <rguenther@suse.de>
11517 PR middle-end/34601
11518 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
11519 instead of TYPE_MODE to deal with calls from expand_one_error_var.
11521 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
11523 * gcse.c (cprop_jump): Call validate_unshare_change instead of
11524 validate_change to unshare the source of the PC set.
11526 2008-01-12 Jan Hubicka <jh@suse.cz>
11528 PR middle-end/32135
11529 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
11530 references above array bounds. This might trigger bounds checks for
11531 pointers to arrays.
11533 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
11535 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
11536 new_replaceable_dependencies.
11538 2008-01-12 Doug Kwan <dougkwan@google.com>
11540 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
11541 instead of OPT_Wreturn_type in warning due to ignored return type
11543 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
11544 options included in -Wextra.
11545 * c.opt: New option -Wignored_qualifiers.
11546 * doc/invoke.texi (Warning Options, -Wextra): Add new option
11547 -Wignore_qualifiers.
11548 (-Wignored-qualifiers): Document.
11549 (-Wreturn-type): Remove description of functionality now handled
11550 by -Wignored-qualifiers.
11552 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
11555 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
11556 NOP_EXPR if it is between integral types with the same precision.
11558 2008-01-12 Jan Hubicka <jh@suse.cz>
11561 * invoke.texi (max-inline-recursive-depth): Fix default value.
11563 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
11565 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
11568 2008-01-11 Bob Wilson <bob.wilson@acm.org>
11570 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
11572 2008-01-11 James E. Wilson <wilson@specifix.com>
11575 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
11577 2008-01-11 Anatoly Sokolov <aesok@post.ru>
11579 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
11580 save/restore frame pointer register and don't use 'call-prologues'
11581 optimization in function with "OS_task" attribute.
11583 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
11585 PR middle-end/31309
11586 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
11587 when copying to memory.
11589 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
11591 PR rtl-optimization/30905
11592 * cfgcleanup.c: Include dce.h
11593 (crossjumps_occured): New global variable.
11594 (try_crossjump_bb): Exit loop after finding a fallthru edge.
11595 If something changed, set crossjumps_occured to true.
11596 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
11597 Don't add/remove fake edges to exit here...
11598 (cleanup_cfg): ...but do it here, when crossjumping.
11599 Run a fast DCE when successful crossjumps occured in the latest
11600 iteration of try_optimize_cfg.
11602 2008-01-11 Richard Guenther <rguenther@suse.de>
11604 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
11605 (struct vn_unary_op_s): Likewise.
11606 (vn_reference_insert): Free old reference on hash collision.
11608 2008-01-10 Raksit Ashok <raksit@google.com>
11610 PR rtl-optimization/27971
11611 * combine.c (find_split_point): Split PLUS expressions which are
11612 inside a MEM rtx, and whose first operand is complex.
11614 2008-01-10 DJ Delorie <dj@redhat.com>
11616 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
11617 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
11618 (m32c_hard_regno_ok): Call the underlying function.
11620 2008-01-10 Richard Guenther <rguenther@suse.de>
11622 PR middle-end/34683
11623 * tree-cfg.c (tree_merge_blocks): Do not go through the
11624 full-blown folding and stmt updating path if we just deal
11625 with virtual operands.
11626 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
11627 test for abnormal SSA_NAMEs.
11629 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
11631 PR middle-end/34641
11632 * reload.c (push_reload): Add assertions. All constants from
11633 reg_equiv_constant should have been used for replacing the respective
11635 (find_reloads_address): Invoke find_reloads_address_part for
11636 constant taken from the reg_equiv_constant array.
11638 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
11640 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
11641 field (valnum) the first in the struct. Replace bools with
11644 2008-01-10 Richard Guenther <rguenther@suse.de>
11646 PR tree-optimization/34651
11647 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
11648 types and ordering for masking and converting.
11650 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
11652 PR tree-optimization/34017
11653 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
11654 also for PHI_NODE expressions.
11656 2008-01-09 Jan Hubicka <jh@suse.cz>
11658 PR tree-optimization/34708
11659 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
11660 based on number of case labels.
11661 (init_inline_once): Remove switch_cost.
11662 * tree-inline.h (eni_weights_d): Remove switch_cost.
11664 2008-01-09 Richard Guenther <rguenther@suse.de>
11665 Andrew Pinski <andrew_pinski@playstation.sony.com>
11667 PR middle-end/30132
11668 * gimplify.c (gimplify_cond_expr): Do not create an addressable
11669 temporary if an rvalue is ok or an lvalue is not required.
11671 2008-01-09 Richard Guenther <rguenther@suse.de>
11673 PR middle-end/34458
11674 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
11675 adjust return type.
11677 2008-01-09 Richard Guenther <rguenther@suse.de>
11679 PR middle-end/34679
11680 * tree.c (host_integerp): Check for sizetype only if the
11681 type is an integer type.
11683 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
11686 * opts.c (decode_options): Disable inlining of functions called
11687 once if not in unit-at-a-time mode.
11689 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
11691 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
11693 2008-01-08 Richard Guenther <rguenther@suse.de>
11695 PR middle-end/31863
11696 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
11697 out early if the result will be unused.
11699 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
11704 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11705 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
11708 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
11710 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
11711 for vectorization tuned.
11713 2008-01-08 Richard Guenther <rguenther@suse.de>
11715 PR tree-optimization/34683
11716 * tree-ssa-operands.c (operand_build_cmp): Export.
11717 * tree-ssa-operands.h (operand_build_cmp): Declare.
11718 * tree-vn.c (vuses_compare): Remove.
11719 (sort_vuses): Use operand_build_cmp.
11720 (sort_vuses_heap): Likewise.
11721 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
11722 to re-use old VEC if available. Do not sort already sorted VUSEs.
11723 (vdefs_to_vec): Do not sort already sorted VDEFs.
11725 2008-01-08 Jakub Jelinek <jakub@redhat.com>
11727 PR middle-end/34694
11728 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
11730 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
11733 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
11734 limitations of reciprocal sequences on x86 targets.
11736 2008-01-08 Richard Guenther <rguenther@suse.de>
11738 PR tree-optimization/34683
11739 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
11741 2008-01-07 Jakub Jelinek <jakub@redhat.com>
11744 * config/darwin.c (darwin_mergeable_string_section): Don't use
11745 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
11747 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
11750 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
11751 negxf2. Macroize expander using X87MODEF mode iterator. Change
11752 predicates of op0 and op1 to register_operand.
11753 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
11754 expander using X87MODEF mode iterator. Change predicates of
11755 op0 and op1 to register_operand.
11756 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
11757 corresponding patterns and macroize using MODEF macro. Change
11758 predicates of op0 and op1 to register_operand and remove
11759 "m" constraint. Disparage "r" alternative with "!".
11760 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
11761 macroize using X87MODEF macro. Change predicates of op0 and op1
11762 to register_operand and remove "m" constraint. Disparage "r"
11763 alternative with "!".
11764 (absneg splitter with memory operands): Remove.
11765 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
11766 patterns and macroize using X87MODEF mode iterator.
11767 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
11768 Change predicate of op1 to register_operand.
11769 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
11770 for memory operands.
11772 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
11774 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
11776 2008-01-07 Richard Guenther <rguenther@suse.de>
11778 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
11781 2008-01-07 Richard Guenther <rguenther@suse.de>
11783 PR tree-optimization/34683
11784 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
11785 VOPs of the needed size to save memory. Use VEC_quick_push
11786 to save compile-time.
11787 (vdefs_to_vec): Likewise.
11789 2008-01-07 Sa Liu <saliu@de.ibm.com>
11791 * config/spu/spu.md (divdf3): Genetate inline code for double
11792 division. The implementation doesn't handle INF or NAN, therefore it
11793 only applies when -ffinite-math-only is given.
11795 2008-01-06 Paolo Carlini <pcarlini@suse.de>
11798 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
11799 * doc/cpp.texi ([Common Predefined Macros]): Document.
11801 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
11803 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
11804 order to use commutative addition instead of subtraction.
11806 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
11807 Mircea Namolaru <namolaru@il.ibm.com>
11808 Vladimir Yanovsky <yanov@il.ibm.com>
11809 Revital Eres <eres@il.ibm.com>
11811 PR tree-optimization/34263
11812 * tree-outof-ssa.c (process_single_block_loop_latch,
11813 contains_tree_r): New functions.
11814 (analyze_edges_for_bb): Call process_single_block_loop_latch
11815 function to empty single-basic-block latch block if possible.
11817 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11819 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
11821 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
11823 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
11825 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
11827 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
11829 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
11831 2008-01-05 Jakub Jelinek <jakub@redhat.com>
11833 PR tree-optimization/34618
11834 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
11837 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11840 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
11841 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
11842 Update copyright year.
11844 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
11845 Update copyright year.
11846 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
11849 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
11851 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
11852 edge does not point to current bb before changing need_assert.
11854 2008-01-04 Richard Guenther <rguenther@suse.de>
11856 PR middle-end/34029
11857 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
11858 for verifying purposes if they are is_gimple_min_invariant.
11860 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
11862 PR tree-optimization/34448
11863 PR tree-optimization/34465
11864 * gimplify.c (gimplify_init_constructor): Add new parameter
11865 notify_temp_creation. Use it.
11866 (gimplify_modify_expr_rhs): Take volatiles into account when
11867 optimizing constructors.
11868 Do not optimize constructors if gimplify_init_constructor will dump to
11870 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
11871 * gcc.c-torture/compile/pr34448.c: New.
11873 2008-01-04 Jakub Jelinek <jakub@redhat.com>
11875 PR gcov-profile/34609
11876 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
11877 return_slot if result is TREE_ADDRESSABLE.
11879 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
11881 * config/mips/mips.md (sqrt_condition): Tweak comment.
11882 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
11884 2008-01-03 Tom Tromey <tromey@redhat.com>
11887 * c-common.c (c_type_hash): Handle VLAs.
11889 2008-01-03 Jan Hubicka <jh@suse.cz>
11891 PR tree-optimization/31081
11892 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
11893 0 when inlining and not inlining to first basic block.
11894 (remap_decl): When var is initialized to 0, don't set default_def.
11895 (expand_call_inline): Set entry_bb.
11896 * tree-inline.h (copy_body_data): Add entry_bb.
11898 2008-01-03 Jakub Jelinek <jakub@redhat.com>
11901 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
11904 PR tree-optimization/29484
11905 * tree-inline.c (inline_forbidden_p_2): New function.
11906 (inline_forbidden_p): Disallow inlining if some static var
11907 has an address of a local LABEL_DECL in its initializer.
11908 * doc/extend.texi (Labels as Values): Document &&foo behaviour
11911 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
11913 PR tree-optimization/34635
11914 * tree-data-ref.c (add_other_self_distances): Make sure that the
11915 evolution step is constant.
11917 2008-01-03 Jakub Jelinek <jakub@redhat.com>
11919 PR middle-end/34608
11920 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
11922 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
11924 * tree-sra.c (scalarize_init): Insert the generate_element_init
11925 statements after the generate_element_zero statements.
11927 2008-01-02 Richard Guenther <rguenther@suse.de>
11929 PR middle-end/34093
11930 PR middle-end/31976
11931 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
11932 for very large number of operands instead of ICEing.
11934 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
11937 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
11938 while stack probing.
11940 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
11942 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
11945 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
11947 PR libmudflap/26442
11948 * tree-mudflap.c (mx_register_decls): Guard warning by
11949 !DECL_ARTIFICIAL check.
11951 2008-01-01 Jakub Jelinek <jakub@redhat.com>
11953 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
11954 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
11955 sse5_perm<mode>): Fix constraints.