1 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
4 nonmemory_operand. Add "N" operand constraint.
6 (*jcc_btdi_mask_rex64): New instruction and split pattern.
7 (*jcc_btsi_mask): Ditto.
8 (*jcc_btsi_mask_1): Ditto.
10 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
13 TYPE_CANONICAL for copied element type.
15 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
18 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
19 Add m_CORE2 and m_GENERIC.
20 * config/i386/predicates.md (bt_comparison_operator): New predicate.
21 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
23 (*jcc_btdi_rex64): New instruction and split pattern.
26 (*btsq): Fix Intel asm dialect operand order.
30 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
33 * simplify-rtx.c (simplify_subreg): Add check for shift count
36 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
38 * doc/md.texi: Synchronize with later constraints.md change.
39 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
40 with a C implementation.
41 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
43 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
44 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
45 when moving to and from MD_REGNUM.
46 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
47 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
48 Handle byte and halfword moves.
49 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
51 * config/mips/constraints.md (h): Turn into NO_REGS.
52 (l, x): Update documentation.
53 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
54 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
55 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
56 (HILO): New mode iterator.
58 (any_div): New code iterator.
59 (u): Extend code attribute to div and udiv.
60 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
61 d_operand in the splitters. Remove redundant CONST_INT checks.
62 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
63 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
64 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
65 accordingly, using normal moves instead of unspecs to move LO into
66 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
67 (<u>mulsidi3): Handle expansion in C code.
68 (<u>mulsidi3_32bit_internal): Rename to...
69 (<u>mulsidi3_32bit): ...this.
70 (<u>mulsidi3_32bit_r4000): Fix insn separator.
71 (*<u>mulsidi3_64bit): Rename to...
72 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
73 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
74 to set LO and HI to the multiplication result. Use a normal move
75 for MFLO and an unspec for MFHI.
76 (*<u>mulsidi3_64bit_parts): Replace with...
77 (<u>mulsidi3_64bit_hilo): ...this new instruction.
78 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
79 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
80 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
81 instead of HI. Split the instruction into a separate multiplication
82 and MFHI if !TARGET_FIX_R4000.
83 (<su>muldi3_highpart): Likewise.
84 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
86 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
87 (<u>mulditi3): New expander.
88 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
89 (madsi): Remove "=h" clobber.
90 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
91 Force the modulus result to be a GPR and split the instruction into
92 a division followed by an MFHI after reload.
93 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
94 (*lea_high64): Use d_operand in the define_peephole2. Likewise
95 the MIPS16 HIGH define_split.
96 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
97 of acc<->gpr moves to "multi".
98 (*movdi_64bit): Replace the single "x" alternative with
99 alternatives for moving into and out of "a".
100 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
101 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
102 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
103 Use d_operand in the splitters. Remove redundant CONST_INT checks.
104 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
105 (movti): New expander.
106 (*movti, *movti_mips16): New insns.
107 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
108 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
109 (mthi<GPR:mode>_<HILO:mode>): Likewise.
110 * config/mips/predicates.md (fpr_operand): Delete.
111 (d_operand): New predicate.
113 2008-06-09 Michael Meissner <michael.meissner@amd.com>
115 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
116 failure on some Bourne shells.
119 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
121 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
123 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
125 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
126 (sparc-sun-solaris2*): Likewise.
128 2008-06-09 Arnaud Charlet <charlet@adacore.com
130 * doc/install.texi: Update requirements to build the Ada compiler.
132 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
134 * df-scan.c (struct df_scan_problem_data): Remove the
135 mw_link_pool alloc pool.
136 (df_scan_free_internal): Don't free it.
137 (df_scan_alloc): Don't allocate it.
138 * df.h (struct df_link): Update comment.
140 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
142 * except.h: Correct checks for when SJLJ exceptions must be used.
144 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
146 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
149 2008-06-08 Joseph Myers <joseph@codesourcery.com>
151 PR tree-optimization/36218
152 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
153 configure for the build system.
154 (BUILD_LDFLAGS): Define.
155 * configure: Regenerate.
156 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
158 2008-07-08 Anatoly Sokolov <aesok@post.ru>
161 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
162 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
163 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
165 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
167 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
169 2008-06-07 Joseph Myers <joseph@codesourcery.com>
171 * config.gcc (Obsolete configurations): Remove list of
173 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
174 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
175 targets matched by those patterns.
176 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
177 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
178 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
179 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
180 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
181 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
182 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
183 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
184 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
185 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
186 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
187 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
188 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
189 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
190 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
191 Make code for Solaris 7 and greater unconditional for Solaris.
192 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
193 Remove --with-* handling.
194 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
195 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
196 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
197 LINK_OS_WINDISS_SPEC): Remove.
198 * config/rs6000/sysv4.opt (mwindiss): Remove.
199 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
200 * configure: Regenerate.
201 * doc/cpp.texi: Don't mention BeOS.
202 * doc/extend.texi (interrupt): Don't mention MS1.
203 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
204 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
205 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
206 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
207 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
209 * doc/invoke.texi (MT Options): Remove.
211 (CRIS Options): Remove cris-axis-aout references.
212 (HPPA Options): Don't mention hppa1.1-*-pro.
213 * doc/md.texi: (MorphoTech family): Remove.
214 * libgcc2.c: Don't handle UWIN.
215 * config/alpha/t-unicosmk: Remove.
216 * config/alpha/unicosmk.h: Remove.
217 * config/arm/kaos-arm.h: Remove.
218 * config/arm/kaos-strongarm.h: Remove.
219 * config/arm/strongarm-coff.h: Remove.
220 * config/arm/strongarm-elf.h: Remove.
221 * config/arm/strongarm-pe.h: Remove.
222 * config/arm/t-strongarm-pe: Remove.
223 * config/arm/t-xscale-coff: Remove.
224 * config/arm/t-xscale-elf: Remove.
225 * config/arm/xscale-coff.h: Remove.
226 * config/arm/xscale-elf.h: Remove.
227 * config/chorus.h: Remove.
228 * config/cris/aout.h: Remove.
229 * config/cris/aout.opt: Remove.
230 * config/cris/t-aout: Remove.
231 * config/i386/beos-elf.h: Remove.
232 * config/i386/kaos-i386.h: Remove.
233 * config/i386/ptx4-i.h: Remove.
234 * config/i386/sco5.h: Remove.
235 * config/i386/sco5.opt: Remove.
236 * config/i386/sysv4-cpp.h: Remove.
237 * config/i386/sysv5.h: Remove.
238 * config/i386/t-beos: Remove.
239 * config/i386/t-sco5: Remove.
240 * config/i386/t-uwin: Remove.
241 * config/i386/uwin.asm: Remove.
242 * config/i386/uwin.h: Remove.
243 * config/kaos.h: Remove.
244 * config/mips/windiss.h: Remove.
245 * config/mt: Remove directory.
246 * config/pa/pa-osf.h: Remove.
247 * config/pa/pa-pro-end.h: Remove.
248 * config/pa/t-pro: Remove.
249 * config/ptx4.h: Remove.
250 * config/rs6000/beos.h: Remove.
251 * config/rs6000/kaos-ppc.h: Remove.
252 * config/rs6000/t-beos: Remove.
253 * config/rs6000/windiss.h: Remove.
254 * config/sh/kaos-sh.h: Remove.
255 * config/sol2-6.h: Remove.
256 * config/sparc/sol26-sld.h: Remove.
257 * config/sparc/sysv4-only.h: Remove.
258 * config/vax/bsd.h: Remove.
259 * config/vax/t-memfuncs: Remove.
260 * config/vax/ultrix.h: Remove.
261 * config/vax/vaxv.h: Remove.
262 * config/windiss.h: Remove.
264 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
266 PR rtl-optimization/36438
267 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
268 for vector shifts with constant scalar shift operands.
270 2008-06-06 Sandip Matte <sandip@rmicorp.com>
272 * doc/invoke.texi: Document -march=xlr.
273 * config/mips/xlr.md: New file.
274 * config/mips/mips.md: Include it.
276 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
277 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
278 (mips_rtx_cost_data): Likewise.
280 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
282 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
283 PRE_INC and PRE_DEC cases.
285 2008-06-06 Jakub Jelinek <jakub@redhat.com>
287 PR rtl-optimization/36419
288 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
289 the emitting jump insn.
292 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
293 is not bool, boolify the whole *expr_p and convert to the desired type.
295 2008-06-06 Jakub Jelinek <jakub@redhat.com>
297 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
298 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
299 Add omp_private_outer_ref hook, add another argument to
300 omp_clause_default_ctor hook.
301 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
302 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
303 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
304 hook_tree_tree_tree_tree_null.
305 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
306 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
307 * hooks.c (hook_tree_tree_tree_tree_null): New function.
308 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
309 * tree.def (OMP_TASK): New tree code.
310 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
311 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
312 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
313 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
314 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
315 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
316 OMP_CLAUSE_COLLAPSE_EXPR): Define.
317 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
318 (OMP_DIRECTIVE_P): Add OMP_TASK.
319 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
320 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
321 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
322 and OMP_CLAUSE_UNTIED entries.
323 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
325 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
326 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
327 * tree-pretty-print.c (dump_omp_clause): Handle
328 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
329 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
330 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
331 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
332 warning about unsigned iterators. Change decl/init/cond/incr
333 arguments to TREE_VECs, check arguments for all collapsed loops.
334 (c_finish_omp_taskwait): New function.
335 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
337 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
338 default_function_array_conversion on init. Add par_clauses argument.
339 If decl is present in parallel's lastprivate clause, change it to
340 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
341 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
342 collapse count in clauses.
343 (c_parser_omp_for, c_parser_omp_parallel): Adjust
344 c_parser_omp_for_loop callers.
345 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
346 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
347 (c_parser_omp_clause_name): Handle collapse and untied clauses.
348 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
350 (c_parser_omp_clause_schedule): Handle schedule(auto).
351 Include correct location in the error message.
352 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
353 and PRAGMA_OMP_CLAUSE_UNTIED.
354 (OMP_TASK_CLAUSE_MASK): Define.
355 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
356 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
357 * tree-nested.c (convert_nonlocal_omp_clauses,
358 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
359 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
360 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
361 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
363 (conver_nonlocal_reference, convert_local_reference,
364 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
365 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
366 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
367 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
368 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
369 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
370 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
371 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
372 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
374 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
375 * c-common.h (c_finish_omp_taskwait): New prototype.
376 * gimple-low.c (lower_stmt): Handle OMP_TASK.
377 * tree-parloops.c (create_parallel_loop): Create 1 entry
378 vectors for OMP_FOR_{INIT,COND,INCR}.
379 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
380 (make_edges): Handle OMP_TASK.
381 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
382 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
383 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
384 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
385 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
386 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
387 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
388 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
389 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
390 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
391 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
392 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
393 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
394 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
395 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
396 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
397 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
398 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
399 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
400 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
401 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
402 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
403 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
404 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
405 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
406 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
407 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
408 original iterator is present in lastprivate clause or if
409 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
410 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
411 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
412 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
413 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
414 if it is set, lookup var in outer contexts too. Handle
415 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
416 to be implicitly determined firstprivate for task regions.
417 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
418 if it is set, lookup var in outer contexts too. Set
419 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
420 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
421 OMP_CLAUSE_UNTIED. Take region_type as last argument
422 instead of in_parallel and in_combined_parallel.
423 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
425 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
426 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
427 (new_omp_context): Set default_kind to
428 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
429 (omp_region_type): New enum.
430 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
431 fields, add region_type.
432 (new_omp_context): Take region_type as argument instead of is_parallel
433 and is_combined_parallel.
434 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
435 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
436 ctx->is_combined_parallel checks.
437 (gimplify_omp_task): New function.
438 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
440 * omp-low.c (extract_omp_for_data): Use schedule(static)
441 for schedule(auto). Handle pointer and unsigned iterators.
442 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
443 Add loops argument. Extract data for collapsed OMP_FOR loops.
444 (expand_parallel_call): Assert sched_kind isn't auto,
445 map runtime schedule to index 3.
446 (struct omp_for_data_loop): New type.
447 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
448 Add loop, loops, collapse and iter_type fields.
449 (workshare_safe_to_combine_p): Disallow combined for if
450 iter_type is unsigned long long. Don't combine collapse > 1 loops
451 unless all bounds and steps are constant. Adjust extract_omp_for_data
453 (expand_omp_for_generic): Handle pointer, unsigned and long long
454 iterators. Handle collapsed OMP_FOR loops. Adjust
455 for struct omp_for_data changes. If libgomp function doesn't return
456 boolean_type_node, add comparison of the return value with 0.
457 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
458 pointer, unsigned and long long iterators. Adjust for struct
459 omp_for_data changes.
460 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
461 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
462 unsigned long long. Allocate loops array, pass it to
463 extract_omp_for_data. For collapse > 1 loops use always
464 expand_omp_for_generic.
465 (omp_context): Add sfield_map and srecord_type fields.
466 (is_task_ctx, lookup_sfield): New functions.
467 (use_pointer_for_field): Use is_task_ctx helper. Change first
468 argument's type from const_tree to tree. Clarify comment.
469 In OMP_TASK disallow copy-in/out sharing.
470 (build_sender_ref): Call lookup_sfield instead of lookup_field.
471 (install_var_field): Add mask argument. Populate both record_type
472 and srecord_type if needed.
473 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
475 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
476 and DECL_FIELD_OFFSET.
477 (scan_sharing_clauses): Adjust install_var_field callers. For
478 firstprivate clauses on explicit tasks allocate the var by value in
479 record_type unconditionally, rather than by reference.
480 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
481 Use is_taskreg_ctx instead of is_parallel_ctx.
482 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
483 (create_omp_child_function_name): Add task_copy argument, use
484 *_omp_cpyfn* names if it is true.
485 (create_omp_child_function): Add task_copy argument, if true create
486 *_omp_cpyfn* helper function.
487 (scan_omp_parallel): Adjust create_omp_child_function callers.
488 Rename parallel_nesting_level to taskreg_nesting_level.
489 (scan_omp_task): New function.
490 (lower_rec_input_clauses): Don't run constructors for firstprivate
491 explicit task vars which are initialized by *_omp_cpyfn*.
492 Pass outer var ref to omp_clause_default_ctor hook if
493 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
494 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
495 OMP_CLAUSE_REDUCTION_INIT.
496 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
497 avoid duplicate setting of fields. Handle
498 OMP_CLAUSE_PRIVATE_OUTER_REF.
499 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
500 copy-out if TREE_READONLY, only copy-in.
501 (expand_task_copyfn): New function.
502 (expand_task_call): New function.
503 (struct omp_taskcopy_context): New type.
504 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
506 (lower_omp_parallel): Rename to...
507 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
508 Call create_task_copyfn if srecord_type is needed. Adjust
510 (task_shared_vars): New variable.
511 (check_omp_nesting_restrictions): Warn if work-sharing,
512 barrier, master or ordered region is closely nested inside OMP_TASK.
513 Add warnings for barrier if closely nested inside of work-sharing,
514 ordered, or master region.
515 (scan_omp_1): Call check_omp_nesting_restrictions even for
516 GOMP_barrier calls. Rename parallel_nesting_level to
517 taskreg_nesting_level. Handle OMP_TASK.
518 (lower_lastprivate_clauses): Even if some lastprivate is found on a
519 work-sharing construct, continue looking for them on parent parallel
521 (lower_omp_for_lastprivate): Add lastprivate clauses
522 to the beginning of dlist rather than end. Adjust for struct
523 omp_for_data changes.
524 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
525 not after it. Handle collapsed OMP_FOR loops, adjust for
526 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
527 (get_ws_args_for): Adjust extract_omp_for_data caller.
528 (scan_omp_for): Handle collapsed OMP_FOR
529 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
530 (lower_omp_single_simple): If libgomp function doesn't return
531 boolean_type_node, add comparison of the return value with 0.
532 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
533 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
534 (parallel_nesting_level): Rename to...
535 (taskreg_nesting_level): ... this.
536 (is_taskreg_ctx): New function.
537 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
539 (execute_lower_omp): Rename parallel_nesting_level to
540 taskreg_nesting_level.
541 (expand_omp_parallel): Rename to...
542 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
543 Call omp_task_call for OMP_TASK regions.
544 (expand_omp): Adjust caller, handle OMP_TASK.
545 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
547 * bitmap.c (bitmap_default_obstack_depth): New variable.
548 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
549 if argument is NULL and bitmap_default_obstack is already initialized.
550 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
552 * matrix-reorg.c (matrix_reorg): Likewise.
554 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
556 * config/i386/i386.md (*indirect_jump): Macroize using P
557 mode iterator. Remove !TARGET_64BIT from insn constraints.
558 (*tablejump_1): Ditto.
559 (*indirect_jump_rex64): Remove insn pattern.
560 (*tablejump_1_rex64): Ditto.
561 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
562 and eh_return_si insn patterns.
564 2008-06-06 Richard Guenther <rguenther@suse.de>
566 * tree-ssa-structalias.c (merge_smts_into): Remove.
567 (find_what_p_points_to): Do not bother to compute the
568 points-to set for pt_anything pointers.
569 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
570 for pt_anything pointers is ok.
572 2008-06-06 Jan Hubicka <jh@suse.cz>
574 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
576 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
578 * cgraph.c: Fix typos in comments.
579 (cgraph_availability_names): Fix string typo.
580 * fold-const.c: Fix typos in comments.
581 (fold_binary): Fix typo in warning.
582 * genautomata.c: Fix typos in comments.
583 (check_presence_pattern_sets): Fix typo in local variable.
584 (output_description): Fix typo in output.
585 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
587 * matrix-reorg.c (check_allocation_function): Likewise.
588 * omega.c (smooth_weird_equations): Likewise.
589 * auto-inc-dec.c: Fix typos in comments.
590 * bb-reorder.c: Likewise.
591 * builtins.c: Likewise.
592 * c-common.c: Likewise.
593 * c-cppbuiltin.c: Likewise.
594 * c-parser.c: Likewise.
595 * c-pretty-print.c: Likewise.
596 * cfgcleanup.c: Likewise.
597 * cfgexpand.c: Likewise.
598 * cfghooks.c: Likewise.
599 * cfglayout.c: Likewise.
600 * cfgloopmanip.c: Likewise.
601 * cgraphunit.c: Likewise.
602 * coverage.c: Likewise.
603 * dbxout.c: Likewise.
604 * df-byte-scan.c: Likewise.
605 * df-core.c: Likewise.
606 * df-problems.c: Likewise.
607 * df-scan.c: Likewise.
609 * dominance.c: Likewise.
610 * domwalk.c: Likewise.
612 * dwarf2out.c: Likewise.
613 * emit-rtl.c: Likewise.
614 * et-forest.c: Likewise.
615 * function.c: Likewise.
616 * function.h: Likewise.
618 * gcov-io.c: Likewise.
621 * genattrtab.c: Likewise.
622 * ggc-page.c: Likewise.
623 * gimplify.c: Likewise.
624 * gthr-lynx.h: Likewise.
625 * haifa-sched.c: Likewise.
626 * ipa-cp.c: Likewise.
627 * ipa-inline.c: Likewise.
628 * ipa-prop.h: Likewise.
629 * ipa-pure-const.c: Likewise.
630 * ipa-struct-reorg.c: Likewise.
631 * ipa-struct-reorg.h: Likewise.
632 * ipa-type-escape.c: Likewise.
634 * loop-doloop.c: Likewise.
635 * mips-tfile.c: Likewise.
636 * mkmap-flat.awk: Likewise.
637 * mkmap-symver.awk: Likewise.
638 * modulo-sched.c: Likewise.
639 * omp-low.c: Likewise.
640 * optabs.c: Likewise.
641 * optabs.h: Likewise.
643 * passes.c: Likewise.
644 * postreload-gcse.c: Likewise.
645 * postreload.c: Likewise.
646 * predict.c: Likewise.
647 * pretty-print.h: Likewise.
648 * profile.c: Likewise.
649 * protoize.c: Likewise.
650 * ra-conflict.c: Likewise.
653 * regclass.c: Likewise.
655 * reload.c: Likewise.
656 * rtl-error.c: Likewise.
657 * rtlanal.c: Likewise.
659 * sched-rgn.c: Likewise.
662 * target.h: Likewise.
663 * tree-dfa.c: Likewise.
664 * tree-eh.c: Likewise.
665 * tree-flow-inline.h: Likewise.
666 * tree-inline.c: Likewise.
667 * tree-into-ssa.c: Likewise.
668 * tree-loop-distribution.c: Likewise.
669 * tree-nested.c: Likewise.
670 * tree-parloops.c: Likewise.
671 * tree-pass.h: Likewise.
672 * tree-pretty-print.c: Likewise.
673 * tree-profile.c: Likewise.
674 * tree-scalar-evolution.c: Likewise.
675 * tree-sra.c: Likewise.
676 * tree-ssa-alias-warnings.c: Likewise.
677 * tree-ssa-ccp.c: Likewise.
678 * tree-ssa-coalesce.c: Likewise.
679 * tree-ssa-dom.c: Likewise.
680 * tree-ssa-dse.c: Likewise.
681 * tree-ssa-forwprop.c: Likewise.
682 * tree-ssa-live.c: Likewise.
683 * tree-ssa-live.h: Likewise.
684 * tree-ssa-loop-im.c: Likewise.
685 * tree-ssa-loop-ivopts.c: Likewise.
686 * tree-ssa-loop-niter.c: Likewise.
687 * tree-ssa-loop-prefetch.c: Likewise.
688 * tree-ssa-phiopt.c: Likewise.
689 * tree-ssa-phiprop.c: Likewise.
690 * tree-ssa-sccvn.c: Likewise.
691 * tree-ssa-ter.c: Likewise.
692 * tree-ssa-threadupdate.c: Likewise.
693 * tree-ssa.c: Likewise.
694 * tree-vect-analyze.c: Likewise.
695 * tree-vect-transform.c: Likewise.
696 * tree-vectorizer.c: Likewise.
697 * tree-vn.c: Likewise.
698 * tree-vrp.c: Likewise.
700 * tree.def: Likewise.
702 * unwind-dw2-fde.c: Likewise.
703 * unwind.inc: Likewise.
704 * value-prof.c: Likewise.
705 * vmsdbgout.c: Likewise.
707 2008-06-05 David Edelsohn <edelsohn@gnu.org>
709 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
710 always place FP constants in the TOC for TARGET_POWERPC64.
711 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
713 2008-06-05 Joseph Myers <joseph@codesourcery.com>
715 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
716 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
717 enable for TARGET_E500_DOUBLE.
718 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
719 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
720 floating-point modes like integer modes for E500 double.
721 (rs6000_legitimate_offset_address_p): Likewise.
722 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
723 addressing for DDmode for E500 double.
724 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
725 modes as using 64-bits of registers for E500 double.
726 (spe_build_register_parallel): Do not handle DDmode or TDmode.
727 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
728 specially for E500 double.
729 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
730 TDmode for E500 double.
731 (rs6000_gimplify_va_arg): Only handle SDmode in registers
732 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
733 (rs6000_split_multireg_move): Do not handle TDmode specially for
735 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
736 using 64-bit registers for E500 double.
737 (emit_frame_save): Do not handle DDmode specially for E500 double.
738 (gen_frame_mem_offset): Likewise.
739 (rs6000_function_value): Do not call spe_build_register_parallel
740 for DDmode or TDmode.
741 (rs6000_libcall_value): Likewise.
742 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
743 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
746 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
748 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
751 2008-06-04 Junjie Gu <jgu@tensilica.com>
753 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
754 comparison for frame pointers.
756 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
759 * config/avr/avr.h (PUSH_ROUNDING): Remove.
761 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
764 * builtins.c (expand_builtin_signbit): Don't take lowpart when
765 register is already smaller or equal to required mode.
767 2008-06-04 Xinliang David Li <davidxl@google.com>
769 * tree-call-cdce.c: New file.
770 (cond_dead_built_in_calls): New static variable.
771 (input_domain): New struct.
772 (check_pow): New function.
773 (check_builtin_call): Ditto.
774 (check_target_format): Ditto.
775 (is_call_dce_candidate): Ditto.
776 (gen_one_condition): Ditto.
777 (gen_conditions_for_domain): Ditto.
779 (gen_conditions_for_pow_cst_base): Ditto.
780 (gen_conditions_for_pow_int_base): Ditto.
781 (gen_conditions_for_pow): Ditto.
782 (get_no_error_domain): Ditto.
783 (gen_shrink_wrap_conditions): Ditto.
784 (shrink_wrap_one_built_in_call): Ditto.
785 (shink_wrap_conditional_dead_built_in_calls): Ditto.
786 (tree_call_cdce): Ditto.
787 (gate_call_cdce): Ditto.
788 (pass_call_cdce): New gimple pass.
789 * passes.c: (init_optimization_passes): New pass.
790 * tree-pass.h: New pass declaration.
791 * opts.c (decode_options): New flag setting.
792 * common.opt: Add -ftree-builtin-call-dce flag.
793 * Makefile.in: Add new source file.
794 * tempvar.def: New tv_id.
795 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
797 2008-06-04 Richard Guenther <rguenther@suse.de>
799 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
800 (is_call_clobbered): Always check var_ann->call_clobbered.
801 (mark_call_clobbered): Always set var_ann->call_clobbered.
802 (clear_call_clobbered): Always clear var_ann->call_clobbered.
803 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
804 (reset_alias_info): Clear call clobbering info on MTAGs and
806 (set_pt_anything): Set pt_global_mem.
807 (create_tag_raw): Adjust comment.
808 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
810 2008-06-04 Joseph Myers <joseph@codesourcery.com>
811 Maxim Kuvyrkov <maxim@codesourcery.com>
813 * config/m68k/m68k.opt (mxgot): New option.
814 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
815 (m68k_output_addr_const_extra): New.
816 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
817 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
818 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
819 * doc/invoke.texi (M680x0 Options): Document -mxgot.
821 2008-06-04 Richard Guenther <rguenther@suse.de>
823 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
824 negative or non-representable offsets.
826 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
828 * config/i386/i386.c (ix86_gen_leave): New.
829 (ix86_gen_pop1): Likewise.
830 (ix86_gen_add3): Likewise.
831 (ix86_gen_sub3): Likewise.
832 (ix86_gen_sub3_carry): Likewise.
833 (ix86_gen_one_cmpl2): Likewise.
834 (ix86_gen_monitor): Likewise.
835 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
836 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
837 ix86_gen_one_cmpl2 and ix86_gen_monitor.
838 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
839 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
840 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
841 (ix86_expand_epilogue): Updated.
842 (print_operand): Handle integer register operand for 'z'.
843 (ix86_expand_strlensi_unroll_1): Likewise.
844 (ix86_expand_strlen): Likewise.
845 (ix86_expand_builtin): Likewise.
846 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
847 mov{q}/mov{l} and add{q}/add{l}.
849 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
851 * config/i386/i386.md (P): New mode iterator.
852 (SFmode push_operand splitter): Macroize DImode and SImode pushes
853 using P mode iterator.
854 (DFmode push_operand splitter): Ditto.
855 (XFmode push_operand splitter): Ditto.
856 (DFmode float_extend SFmode push_operand splitter): Ditto.
857 (XFmode float_extend SFmode push_operand splitter): Do not generate
858 SImode pushes for 64bit target. Macroize Dimode and SImode
859 pushes using P mode iterator.
860 (XFmode float_extend DFmode push_operand splitter): Ditto.
862 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
864 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
865 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
866 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
868 (ix86_call_abi_override): Remove check for call_used_regs.
870 2008-06-03 Richard Guenther <rguenther@suse.de>
872 * tree-ssa-structalias.c (find_func_aliases): Add constraints
873 for the lhs of calls if the return type contains pointers.
875 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
877 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
878 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
879 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
880 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
881 of cfun and DEFAULT_ABI to deceide abi mode.
883 (REG_PARM_STACK_SPACE): Removed.
884 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
885 (STACK_BOUNDARY): Use default target to deceide stack boundary.
886 * config/i386/i386-protos.h (ix86_cfun_abi): New.
887 (ix86_function_abi): Likewise.
888 (ix86_function_type_abi): Likewise.
889 (ix86_call_abi_override): Likewise.
890 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
891 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
892 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
893 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
895 (X86_64_REGPARM_MAX): New.
896 (X86_64_SSE_REGPARM_MAX): New.
897 (X64_REGPARM_MAX): New.
898 (X64_SSE_REGPARM_MAX): New.
899 (X86_32_REGPARM_MAX): New.
900 (X86_32_SSE_REGPARM_MAX): New.
901 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
902 (ix86_function_regparm): Handle user calling abi.
903 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
904 by DEFAULT_ABI versus SYSV_ABI check.
905 (ix86_reg_parm_stack_space): New.
906 (ix86_function_type_abi): New.
907 (ix86_call_abi_override): New.
908 (ix86_function_abi): New.
909 (ix86_cfun_abi): New.
910 (init_cumulative_args): Call abi specific initialization.
911 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
912 (function_arg_64): Extend SSE_REGPARM_MAX check.
913 (function_arg (): Remove TARGET_64BIT_MS_ABI.
914 (ix86_pass_by_reference): Likewise.
915 (ix86_function_value_regno_p): Likewise.
916 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
917 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
918 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
919 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
920 (setup_incoming_varargs_64): Adjust regparm for call abi.
921 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
922 (ix86_va_start): Likewise.
923 (ix86_gimplify_va_arg): Likewise.
924 (ix86_expand_prologue): Likewise.
925 (output_pic_addr_const): Likewise.
926 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
927 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
928 (x86_output_mi_thunk): Likewise.
929 (x86_function_profiler): Likewise.
930 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
931 (SYSV_ABI, MS_ABI): New constants.
933 (init_regs): Add prototype of function in regclass.c file.
934 (OVERRIDE_ABI_FORMAT): New.
935 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
936 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
937 (OUTGOING_REG_PARM_STACK_SPACE): New.
938 (ix86_reg_parm_stack_space): New prototype.
939 (CUMULATIVE_ARGS): Add call_abi member.
940 (machine_function): Add call_abi member.
941 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
942 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
944 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
947 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
948 (avr_builtin_setjmp_frame_value): New function.
949 * config/avr/avr.md (nonlocal_goto_receiver): Define.
950 (nonlocal_goto): Define.
952 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
954 * config/mips/mips.c (mips_emit_loadgp): Return early if
955 there is nothing do to, otherwise emit a blockage if
956 !TARGET_EXPLICIT_RELOCS || crtl->profile.
957 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
959 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
961 * configure.ac: Drop unneeded backslash ending up in config.in.
962 * acinclude.m4: Likewise.
963 * config.in: Regenerate.
965 2008-05-26 Jan Hubicka <jh@suse.cz>
967 * predict.c (maybe_hot_frequency_p): Break out of...
968 (maybe_hot_bb_p): ... here.
969 (maybe_hot_edge_p): New.
970 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
971 * basic-block.h (maybe_hot_edge_p): Declare.
973 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
975 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
976 (*cmpfp_<mode>_cc): Ditto.
977 (*fp_jcc_8<mode>_387): Ditto.
978 (*fop_<MODEF:mode>_2_i387): Ditto.
979 (*fop_<MODEF:mode>_3_i387): Ditto.
980 (*fop_xf_2_i387): Ditto.
981 (*fop_xf_3_i387): Ditto.
983 2008-06-02 Tomas Bily <tbily@suse.cz>
985 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
987 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
989 * config/mips/mips.c (mips_valid_offset_p): New function.
990 (mips_valid_lo_sum_p): Likewise.
991 (mips_classify_address): Use them.
992 (mips_force_address): New function.
993 (mips_legitimize_address): Use it.
994 * config/mips/mips.md (MOVE128): New mode iterator.
995 (movtf): Require TARGET_64BIT. Remove empty strings.
996 (*movtf_internal): Rename to...
997 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
998 of "R" and use {,fp}{load,store} attributes instead of "multi".
999 Use a separate define_split.
1000 (*movtf_mips16): New pattern.
1002 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1004 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
1005 * config/mips/mips.c (mips_expand_before_return): New function.
1006 (mips_expand_epilogue): Call it.
1007 * config/mips/mips.md (return): Turn into a define_expand.
1008 (*return): New insn.
1010 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1012 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
1013 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
1014 functions. Do not emit uses and clobbers of CONCATs; individually
1015 use and clobber their operands.
1016 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
1017 gen_clobber, emit_use and gen_use.
1018 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
1019 (expand_builtin_return): Likewise.
1020 * cfgbuild.c (count_basic_blocks): Likewise.
1021 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
1022 * explow.c (emit_stack_restore): Likewise.
1023 * expmed.c (extract_bit_field_1): Likewise.
1024 * expr.c (convert_move, emit_move_complex_parts): Likewise.
1025 (emit_move_multi_word, store_constructor): Likewise.
1026 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
1027 (thread_prologue_and_epilogue_insns): Likewise.
1028 * lower-subreg.c (resolve_simple_move): Likewise.
1029 * optabs.c (widen_operand, expand_binop): Likewise.
1030 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
1031 * reload.c (find_reloads): Likewise.
1032 * reload1.c (eliminate_regs_in_insn): Likewise.
1033 * stmt.c (expand_nl_goto_receiver): Likewise.
1034 * config/alpha/alpha.md (builtin_longjmp): Likewise.
1035 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
1036 * config/arm/arm.c (arm_load_pic_register): Likewise.
1037 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
1038 * config/arm/arm.md (untyped_return): Likewise.
1039 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
1040 * config/avr/avr.c (expand_prologue): Likewise.
1041 * config/bfin/bfin.c (do_unlink): Likewise.
1042 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
1043 * config/cris/cris.c (cris_expand_prologue): Likewise.
1044 * config/darwin.c (machopic_indirect_data_reference): Likewise.
1045 (machopic_legitimize_pic_address): Likewise.
1046 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
1047 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
1048 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
1049 (ix86_expand_convert_uns_didf_sse): Likewise.
1050 (ix86_expand_vector_init_general): Likewise.
1051 * config/ia64/ia64.md (eh_epilogue): Likewise.
1052 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
1053 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
1054 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
1055 (config/iq2000/iq2000.c): Likewise.
1056 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1057 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
1058 (builtin_longjmp): Likewise.
1059 * config/mn10300/mn10300.md (call, call_value): Likewise.
1060 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
1061 * config/pdp11/pdp11.md (abshi2): Likewise.
1062 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
1063 * config/s390/s390.c (s390_emit_prologue): Likewise.
1064 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
1065 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
1066 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
1067 * config/sh/sh.c (prepare_move_operands): Likewise.
1068 (output_stack_adjust, sh_expand_epilogue): Likewise.
1069 (sh_set_return_address, sh_expand_t_scc): Likewise.
1070 * config/sparc/sparc.c (load_pic_register): Likewise.
1071 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
1072 * config/spu/spu.c (spu_expand_epilogue): Likewise.
1073 * config/v850/v850.c (expand_epilogue): Likewise.
1075 2008-05-31 Anatoly Sokolov <aesok@post.ru>
1077 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
1078 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
1079 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
1080 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
1081 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
1082 stack pointer register.
1083 (output_movhi): Remove code for interrupt specific writing to the
1084 stack pointer register.
1086 2008-05-31 Richard Guenther <rguenther@suse.de>
1088 PR tree-optimization/34244
1089 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
1090 (tree_expr_nonzero_warnv_p): Likewise.
1091 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1092 ssa_name_nonnegative_p.
1093 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
1094 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
1095 not tree_expr_nonzero_warnv_p.
1097 PR tree-optimization/36262
1099 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
1101 PR tree-optimization/34244
1102 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
1103 (record_numbers_of_iterations): New function.
1104 (execute_vrp): Cache the numbers of iterations of loops.
1105 * tree-scalar-evolution.c (scev_reset_except_niters):
1107 (scev_reset): Use scev_reset_except_niters.
1108 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
1110 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
1112 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1113 __WORKAROUND_RETS when appropriate.
1115 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
1117 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
1118 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
1120 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
1121 *fop_df_comm_sse insn patterns using MODEF mode iterator.
1122 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
1123 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
1124 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
1125 *fop_df_1_mixed insn patterns using MODEF mode iterator.
1126 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
1127 *fop_df_1_sse insn patterns using MODEF mode iterator.
1128 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
1129 *fop_df_1_i387 insn patterns using MODEF mode iterator.
1130 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
1131 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
1132 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
1133 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
1134 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
1135 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
1136 (*fop_xf_4_i387): Use <MODE> for mode attribute.
1137 (*fop_xf_5_i387): Ditto.
1138 (*fop_xf_6_i387): Ditto.
1140 2008-05-30 Richard Guenther <rguenther@suse.de>
1142 * builtins.c (build_string_literal): Avoid generating
1143 a non-gimple_val result.
1145 2008-05-30 DJ Delorie <dj@redhat.com>
1147 * exec-tool.in: Use an environment variable (private) instead of a
1148 file (shared) as a semaphore, so as to not break parallel builds.
1150 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
1152 * optabs.c (maybe_encapsulate_block): Remove.
1153 (emit_libcall_block): Adjust accordingly.
1154 * optabs.h (maybe_encapsulate_block): Remove prototype.
1156 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
1157 Don't use maybe_encapsulate_block.
1159 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
1161 * config/rs6000/rs6000.c (rs6000_legitimize_address,
1162 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
1163 rtx is a SYMBOL_REF before calling get_pool_constant.
1165 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
1167 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
1169 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
1171 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
1172 rather than OS names to choose INO_T_EQ definition.
1173 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
1174 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
1176 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
1179 * config/darwin-f.c: New.
1180 * config/t-darwin: Added rule to build darwin-f.o.
1181 * config.gcc: Defined new variable, fortran_target_objs.
1182 (*-*-darwin*): Set fortran_target_objs.
1183 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
1184 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
1185 * configure: Regenerated.
1187 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
1190 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
1191 canonical type if needed.
1193 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
1195 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
1197 2008-05-29 Richard Guenther <rguenther@suse.de>
1199 PR tree-optimization/36343
1200 PR tree-optimization/36346
1201 PR tree-optimization/36347
1202 * tree-flow.h (clobber_what_p_points_to): Declare.
1203 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
1204 pointed-to variable is dereferenced is irrelevant to whether
1205 the pointer can access the pointed-to variable.
1206 (clobber_what_p_points_to): New function.
1207 * tree-ssa-alias.c (set_initial_properties): Use it.
1208 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
1209 call clobber check for NMTs.
1211 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1213 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
1214 for printing gcov_type.
1216 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1218 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
1219 and the eh region information.
1220 * value-prof.c (gimple_move_stmt_histograms): New function.
1221 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
1223 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
1225 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
1227 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1229 * value-prof.c (tree_ic_transform): Print counts.
1230 * tree-profile.c (tree_gen_ic_func_profiler):
1231 Clear __gcov_indreict_call_callee variable to avoid misattribution
1234 2008-05-28 Rafael Espindola <espindola@google.com>
1236 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
1239 2008-05-28 Richard Guenther <rguenther@suse.de>
1241 PR tree-optimization/36339
1242 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
1243 and clobbering code out of the loop.
1245 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1247 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
1250 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
1251 s390_contiguous_bitmask_p, s390_symref_operand_p,
1252 s390_check_symref_alignment, s390_reload_larl_operand,
1253 s390_reload_symref_address): New functions.
1254 (s390_branch_condition_mnemonic): Support compare and branch
1256 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
1257 and 'W' constraints.
1258 (s390_secondary_reload): Add secondary reloads for unaligned
1259 symbol refs or symbol refs to floating point or QI/TI mode
1261 (legitimate_address_p): Accept symbol references as addresses.
1262 (s390_expand_insv): Use rotate and insert selected bits
1263 instruction for insv when building for z10.
1264 (print_operand_address): Handle symbol ref addresses.
1265 (print_operand): Output modifier 'c' added for signed byte values.
1266 (s390_encode_section_info): Mark symbol refs with
1267 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
1269 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
1270 (length attribute): RRF, RRR have 4 byte length.
1271 (FPALL, INTALL): New mode iterators added.
1272 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
1273 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
1274 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
1275 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
1276 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
1277 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
1278 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
1279 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
1281 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
1282 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
1283 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
1284 reload<INTALL:mode><P:mode>_toreg_z10,
1285 reload<FPALL:mode><P:mode>_tomem_z10,
1286 reload<FPALL:mode><P:mode>_toreg_z10,
1287 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
1288 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
1289 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
1290 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
1292 (movmem, clrmem, cmpmem): New splitters added.
1294 * config/s390/predicates.md (larl_operand): Use
1295 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
1296 SYMBOL_REF_ALIGN1_P.
1297 (s390_signed_integer_comparison,
1298 s390_unsigned_integer_comparison): New predicates.
1300 * config/s390/s390-protos.h (s390_check_symref_alignment,
1301 s390_contiguous_bitmask_p, s390_reload_larl_operand,
1302 s390_reload_symref_address,
1303 s390_compare_and_branch_condition_mask): Prototypes added.
1305 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
1306 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
1307 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
1309 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1311 * config/s390/s390.c (z10_cost): New cost function for z10.
1312 (s390_handle_arch_option, override_options): Support -march=z10 switch.
1313 (s390_issue_rate): Adjust issue rate for z10.
1314 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
1315 (processor_flags): Add PF_Z10.
1316 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
1317 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
1318 * gcc/config.gcc: Add z10.
1320 2008-05-28 Richard Guenther <rguenther@suse.de>
1322 PR tree-optimization/36291
1323 * tree-flow. h (struct gimple_df): Remove var_anns member.
1324 * tree-flow-inline.h (gimple_var_anns): Remove.
1325 (var_ann): Simplify.
1326 * tree-dfa.c (create_var_ann): Simplify.
1327 (remove_referenced_var): Clear alias info from var_anns of globals.
1328 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
1329 (delete_tree_ssa): Clear alias info from var_anns of globals.
1330 Do not free var_anns.
1331 (var_ann_eq): Remove.
1332 (var_ann_hash): Likewise.
1334 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
1336 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
1337 and loongson2f entries.
1338 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
1339 * config/mips/mips.h (processor_type): Add Loongson-2E
1340 and Loongson-2F entries.
1341 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
1342 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
1343 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
1344 * doc/invoke.texi (MIPS Options): Document loongson2e
1345 and loongson2f processor names.
1347 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1351 * config/i386/i386.c (ix86_function_arg_boundary): Use
1352 alignment of canonical type.
1353 (ix86_expand_vector_move): Check unaligned memory access for
1356 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1358 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
1359 Moved to the front of file.
1361 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
1362 H.J. Lu <hongjiu.lu@intel.com>
1364 * dwarf2out.c (current_fde): New.
1366 (lookup_cfa:): Likewise.
1367 (dwarf2out_end_epilogue): Likewise.
1368 (dwarf2out_note_section_used): Likewise.
1370 2008-05-27 Michael Matz <matz@suse.de>
1373 * c.opt (Wenum-compare): New warning option.
1374 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
1376 2008-05-27 Michael Matz <matz@suse.de>
1379 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
1381 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
1382 into memory as tail calls.
1384 2008-05-27 Richard Guenther <rguenther@suse.de>
1386 PR tree-optimization/36339
1387 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
1388 pointers cause all addressable variables to be call clobbered.
1390 2008-05-27 Richard Guenther <rguenther@suse.de>
1392 PR tree-optimization/36245
1393 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
1395 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1397 * config/s390/s390.md: Replace all occurences of the 'm'
1398 constraint with 'RT'.
1400 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1402 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
1404 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
1406 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
1407 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
1408 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
1410 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1412 * reload.c: (find_reloads): Skip alternatives according to the
1413 "enabled" attribute. Constify the constraint variable.
1414 * recog.c (get_attr_enabled): Add default implementation.
1415 (extract_insn): Set the alternative_enabled_p array
1416 in the recog_data struct.
1417 (preprocess_constraints, constrain_operands): Skip
1418 alternatives according to the "enabled" attribute
1419 * recog.h (struct recog_data): New field alternative_enabled_p.
1420 (skip_alternative): New inline function.
1421 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
1422 (record_reg_classes): Skip alternative according to the
1423 "enabled" attribute.
1425 * doc/md.texi: Add documention for the "enabled" attribute.
1427 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1429 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
1430 * postreload.c (reload_cse_simplify_operands): Replace 'm'
1431 constraint with TARGET_MEM_CONSTRAINT.
1432 * recog.c (asm_operand_ok, preprocess_constraints,
1433 constrain_operands): Likewise.
1434 * regclass.c (record_reg_classes): Likewise.
1435 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
1436 * reload1.c (maybe_fix_stack_asms): Likewise.
1437 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
1438 * recog.h: Adjust comment.
1439 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
1440 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
1441 * doc/md.texi: Add a note to description of 'm' constraint.
1442 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
1444 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
1446 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
1447 that the bitfield is of integral type before testing its precision.
1449 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1450 Sa Liu <saliu@de.ibm.com>
1452 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
1453 __modti3, __udivti3, __umodti3 and __udivmodti4.
1454 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
1455 that implement TImode mul and div functions.
1456 * config/spu/multi3.c: New. Implement __multi3.
1457 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
1458 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
1461 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
1463 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
1464 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
1465 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
1466 tls_sysv_suffix): New mode and mode attribute iterators.
1467 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
1468 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
1469 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
1470 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
1471 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
1474 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
1476 PR tree-optimization/36329
1477 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
1478 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
1479 * cgraphbuild.c (initialize_inline_failed): Use the latter
1480 macro in lieu of the former.
1481 * ipa-inline.c (cgraph_mark_inline): Likewise.
1482 (cgraph_decide_inlining_of_small_function): Likewise.
1483 (cgraph_decide_inlining): Likewise.
1484 (cgraph_decide_inlining_incrementally): Likewise.
1486 2008-05-26 Tristan Gingold <gingold@adacore.com>
1487 Anatoly Sokolov <aesok@post.ru>
1489 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
1490 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
1491 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
1492 optimization for 'avr6' architecture.
1494 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
1497 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
1499 2008-05-26 Richard Guenther <rguenther@suse.de>
1501 * tree-ssa-sccvn.c (expr_has_constants): Declare.
1502 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
1504 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
1507 * caller-save.c (insert_restore): Verify alignment of spill space.
1508 (insert_save): Likewise.
1509 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
1510 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
1511 (STACK_SLOT_ALIGNMENT): Likewise.
1512 * function.c (LOCAL_ALIGNMENT): Removed.
1513 (get_stack_local_alignment): New.
1514 (assign_stack_local): Use it. Set alignment on stack slot.
1515 (assign_stack_temp_for_type): Use get_stack_local_alignment.
1516 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
1517 (STACK_SLOT_ALIGNMENT): New.
1518 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
1519 stack slot in XFmode.
1521 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
1523 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
1526 * config/i386/i386.md (allocate_stack_worker_64): Make sure
1527 argument operand in rax isn't removed.
1529 2008-05-26 Richard Guenther <rguenther@suse.de>
1532 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
1533 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
1535 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1538 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
1540 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
1542 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
1543 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
1545 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
1547 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
1548 build a trampoline if we don't want one.
1549 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
1550 return zero for nested functions if we don't want a trampoline.
1552 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1554 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
1556 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1559 * c.opt: Removed undocumented option '-lang-fortran'.
1560 * c-common.h: Removed global variable 'lang_fortran'.
1561 * c-opts.c (c_common_handle_option): Removed code to handle
1562 option '-lang-fortran'. Updated includes.
1563 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
1564 definition of '__GFORTRAN__'.
1565 (define__GNUC__): Reimplemented to use BASEVER and
1566 cpp_define_formatted.
1567 (builtin_define_with_value_n): Removed.
1568 * c-incpath.h: Renamed to ...
1569 * incpath.h: ... this.
1570 * c-incpath.c: Renamed to ...
1571 * incpath.c: ... this. Updated includes.
1572 * fix-header.c: Updated includes.
1573 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
1574 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
1575 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
1577 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
1579 * tree.h: Update the table of flags used on tree nodes.
1580 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
1581 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
1582 (FORCED_LABEL): Add access check.
1583 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
1584 (ASM_INPUT_P): Likewise.
1585 (ASM_VOLATILE_P): Likewise.
1586 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
1587 (OMP_SECTION_LAST): Access private_flag directly.
1588 (OMP_RETURN_NOWAIT): Likewise.
1589 (OMP_PARALLEL_COMBINED): Likewise.
1590 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
1591 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
1592 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
1593 deprecated_flag directly.
1595 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
1597 * final.c (frame_pointer_needed): Removed.
1598 * flags.h (frame_pointer_needed): Likewise.
1600 * function.h (rtl_data): Add frame_pointer_needed.
1601 (frame_pointer_needed): New.
1603 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
1605 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
1607 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
1609 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
1612 2008-05-25 Alan Modra <amodra@bigpond.net.au>
1614 * c-common.c (strip_array_types): Move function to..
1616 (get_inner_array_type): Delete.
1617 * c-common.h (strip_array_types): Move declaration to..
1619 (get_inner_array_type): Delete.
1620 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
1621 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
1622 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
1623 * config/pa/pa.c (emit_move_sequence): Likewise.
1625 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
1627 * config/i386/i386.md (*sse_prologue_save_insn): Set length
1630 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
1632 * function.c: Include target hook for nonlocal_goto frame value.
1634 2008-05-24 Richard Guenther <rguenther@suse.de>
1636 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
1637 variable can be only accessed through a pointer or a union.
1639 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1641 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
1642 * doc/extend.texi: Likewise.
1644 2008-05-23 DJ Delorie <dj@redhat.com>
1646 * config/m32c/jump.md (untyped_call): Add.
1648 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
1650 (m32c_address_cost): Detail costs for indirect offsets.
1652 2008-05-23 Rafael Espindola <espindola@google.com>
1654 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
1655 if a node is a SUBREG.
1656 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
1659 2008-05-23 Paul Brook <paul@codesourcery.com>
1660 Carlos O'Donell <carlos@codesourcery.com>
1662 * doc/extend.texi: Clarify use of __attribute__((naked)).
1663 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1664 * target.h (gcc_target): Add allocate_stack_slots_for_args.
1665 * function.c (use_register_for_decl): Use
1666 targetm.calls.allocate_stack_slots_for_args.
1667 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1668 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
1669 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
1671 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
1673 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
1675 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
1677 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
1678 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
1679 is only rounded once.
1681 2008-05-23 Richard Guenther <rguenther@suse.de>
1683 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
1685 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
1686 Jakub Jelinek <jakub@redhat.com>
1689 * configure.ac: Handle --enable-cld.
1690 * configure: Regenerated.
1691 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
1692 * config/i386/i386.h (struct machine_function): Add needs_cld field.
1693 (ix86_current_function_needs_cld): New define.
1694 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
1695 (cld): New isns pattern.
1696 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
1697 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
1698 * config/i386/i386.opt (mcld): New option.
1699 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
1700 TARGET_CLD and ix86_current_function_needs_cld.
1701 (override_options): Use -mcld by default for 32-bit code if
1704 * doc/install.texi (Options specification): Document --enable-cld.
1705 * doc/invoke.texi (Machine Dependent Options)
1706 [i386 and x86-64 Options]: Add -mcld option.
1707 (Intel 386 and AMD x86-64 Options): Document -mcld option.
1709 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
1710 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
1711 (return_in_memory_64): Likewise.
1712 (return_in_memory_ms_64): Likewise.
1714 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1716 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
1717 * builtins.c (fold_builtin_fpclassify): New.
1718 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
1719 * builtins.def (BUILT_IN_FPCLASSIFY): New.
1720 * c-common.c (handle_type_generic_attribute): Adjust to accept
1721 fixed arguments before an elipsis.
1722 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
1723 * doc/extend.texi: Document __builtin_fpclassify.
1725 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
1727 * omp-low.c (gate_expand_omp_ssa): Remove.
1728 (pass_expand_omp_ssa): Remove.
1729 (gate_expand_omp): Do not check for flag_openmp_ssa.
1730 * common.opt (-fopenmp-ssa): Remove.
1731 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
1733 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
1735 * config/sh/sh.opt (mfixed-range): New option.
1736 * config/sh/sh-protos.h (sh_fix_range): Declare.
1737 * config/sh/sh.c (sh_fix_range): New function.
1738 * config/sh/sh.h (sh_fixed_range_str): Declare.
1739 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
1741 * doc/invoke.texi (SH Options): Document -mfixed-range.
1743 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
1745 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
1746 it before the redeclaration.
1748 2008-05-22 Anatoly Sokolov <aesok@post.ru>
1750 * config/avr/avr.c (get_sequence_length): Add new function.
1751 (expand_prologue, expand_epilogue): Remove duplicate code.
1753 2008-05-22 Rafael Espindola <espindola@google.com>
1755 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
1758 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
1760 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
1761 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
1763 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
1764 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
1765 (vect_update_misalignment_for_peel): Likewise.
1766 (vector_alignment_reachable_p): Likewise.
1767 * tree-vect-transform.c (vectorizable_load): Likewise.
1768 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1769 (get_vectype_for_scalar_type): Pass mode of scalar_type
1770 to UNITS_PER_SIMD_WORD.
1772 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
1773 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
1774 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
1775 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
1776 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
1778 2008-05-22 Ira Rosen <irar@il.ibm.com>
1780 PR tree-optimization/36293
1781 * tree-vect-transform.c (vect_transform_strided_load): Don't check
1782 if the first load must be skipped because of a gap.
1784 2008-05-22 Richard Guenther <rguenther@suse.de>
1786 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
1787 more cases of offset disambiguation that is possible if
1788 strict-aliasing rules apply.
1789 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
1790 for basic offset and type-based disambiguation.
1792 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1794 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
1795 ix86_expand_vector_set on V16QImode for SSE4.1.
1797 2008-05-21 Tom Tromey <tromey@redhat.com>
1799 * c.opt (Wimport): Mark as undocumented.
1800 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
1802 (Warning Options): Likewise.
1803 * doc/cppopts.texi: Don't mention -Wimport.
1805 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
1807 PR tree-optimization/36287
1808 PR tree-optimization/36286
1809 * lambda-code.c (build_access_matrix): Do not use the loop->num
1810 for computing the number of induction variables: use the loop depth
1813 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
1816 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
1817 option -f(no-)leading-underscore.
1819 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1821 * config/i386/i386.c (ix86_expand_vector_init_general): Use
1822 GET_MODE_NUNITS (mode).
1824 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
1826 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
1827 (-mmulhw): Add 464 to description.
1828 (-mdlmzb): Likewise.
1829 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
1830 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
1832 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
1833 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
1834 * config/rs6000/rs6000.md: Update comments for 464.
1836 2008-05-21 Janis Johnson <janis187@us.ibm.com>
1838 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
1840 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1842 * config/i386/sse.md (vec_extractv4sf): Removed.
1843 (vec_extractv2df): Likewise.
1844 (vec_extractv2di): Likewise.
1845 (vec_extractv4si): Likewise.
1846 (vec_extractv8hi): Likewise.
1847 (vec_extractv16qi): Likewise.
1848 (vec_extract<mode>): New.
1850 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1852 * config/i386/sse.md (vec_setv4sf): Removed.
1853 (vec_setv2df): Likewise.
1854 (vec_setv2di): Likewise.
1855 (vec_setv4si): Likewise.
1856 (vec_setv8hi): Likewise.
1857 (vec_setv16qi): Likewise.
1858 (vec_set<mode>): New.
1860 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1862 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
1863 goto for vec_concat and vec_interleave.
1865 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1867 * config/i386/sse.md (vec_initv4sf): Removed.
1868 (vec_initv2df): Likewise.
1869 (vec_initv2di): Likewise.
1870 (vec_initv4si): Likewise.
1871 (vec_initv8hi): Likewise.
1872 (vec_initv16qi): Likewise.
1873 (vec_init<mode>): New.
1875 2008-05-21 Joseph Myers <joseph@codesourcery.com>
1877 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
1879 2008-05-21 Tom Tromey <tromey@redhat.com>
1881 * ggc-zone.c (lookup_page_table_if_allocated): New function.
1882 (zone_find_object_offset): Likewise.
1883 (gt_ggc_m_S): Likewise.
1884 (highest_bit): Likewise.
1885 * ggc-page.c (gt_ggc_m_S): New function.
1886 * stringpool.c (string_stack): Remove.
1887 (init_stringpool): Update.
1888 (ggc_alloc_string): Use ggc_alloc.
1889 (maybe_delete_ident): New function.
1890 (ggc_purge_stringpool): Likewise.
1891 (gt_ggc_m_S): Remove.
1892 * ggc-common.c (ggc_protect_identifiers): New global.
1893 (ggc_mark_roots): Call ggc_purge_stringpool. Use
1894 ggc_protect_identifiers.
1895 * ggc.h (ggc_protect_identifiers): Declare.
1896 (gt_ggc_m_S): Update.
1897 (ggc_purge_stringpool): Declare.
1898 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
1899 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
1901 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
1903 2008-05-21 David S. Miller <davem@davemloft.net>
1905 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
1908 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
1910 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
1913 2008-05-20 David Daney <ddaney@avtrex.com>
1915 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
1916 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
1917 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
1918 UNSPEC_UPDATE_GOT_VERSION): Renumber.
1919 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
1920 (atomic_hiqi_op): New define_code_iterator.
1921 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
1922 mips_expand_compare_and_swap_12.
1923 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
1924 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
1925 (sync_<optab><mode>, sync_old_<optab><mode>,
1926 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1927 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
1928 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
1929 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
1930 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
1931 (test_and_set_12): New insn.
1932 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
1933 sync_new_<optab><mode>, sync_old_nand<mode>,
1934 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
1935 clobber to operand 0 for SI and DI mode insns.
1936 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
1937 mips_gen_fn_4): New typedefs.
1938 (mips_gen_fn_ptrs): Define new union type.
1939 (mips_expand_compare_and_swap_12): Remove declaration.
1940 (mips_expand_atomic_qihi): Declare function.
1941 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
1942 (mips_expand_atomic_qihi): ... this. Use new generator function
1944 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
1945 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
1946 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
1947 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
1948 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
1949 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
1950 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
1951 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
1952 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
1953 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
1956 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
1958 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
1961 2008-05-20 Anatoly Sokolov <aesok@post.ru>
1963 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
1964 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
1965 (avr_attribute_table): Add 'OS_main' function attribute.
1966 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
1967 functions with 'OS_main' attribute.
1969 2008-05-20 Richard Guenther <rguenther@suse.de>
1971 PR tree-optimization/35204
1972 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
1973 helper, split out from ...
1974 (DFS): ... here. Make the DFS walk non-recursive.
1976 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
1977 Jan Sjodin <jan.sjodin@amd.com>
1979 PR tree-optimization/36181
1980 * tree-parloops.c (loop_has_vector_phi_nodes): New.
1981 (parallelize_loops): Don't parallelize when the loop has vector
1984 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
1985 Sebastian Pop <sebastian.pop@amd.com>
1987 * tree-loop-linear.c (gather_interchange_stats): Look in the access
1988 matrix, and never look at the tree representation of the memory
1990 (linear_transform_loops): Computes parameters and access matrices.
1991 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
1993 (access_matrix_get_index_for_parameter): New.
1994 * tree-data-ref.h (struct access_matrix): New.
1995 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
1996 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
1997 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
1998 am_vector_index_for_loop): New.
1999 (struct data_reference): Add field access_matrix.
2000 (DR_ACCESS_MATRIX): New.
2001 (compute_data_dependences_for_loop): Update declaration.
2002 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
2003 * lambda.h (lambda_vector_vec_p): Declared.
2004 * lambda-code.c: Depend on pointer-set.h.
2005 (lambda_collect_parameters_from_af, lambda_collect_parameters,
2006 av_for_af_base, av_for_af, build_access_matrix,
2007 lambda_compute_access_matrices): New.
2008 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
2010 2008-05-20 Joseph Myers <joseph@codesourcery.com>
2012 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
2015 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2016 Sebastian Pop <sebastian.pop@amd.com>
2018 PR tree-optimization/36206
2019 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
2021 (instantiate_scev_1): Rename flags to fold_conversions.
2022 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
2023 outeside instantiation_loop.
2024 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
2025 (evolution_function_is_affine_or_constant_p): Removed.
2026 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
2028 (analyze_siv_subscript): Pass in the loop nest number.
2029 Call evolution_function_is_affine_in_loop instead of
2030 evolution_function_is_affine_p.
2031 (analyze_overlapping_iterations): Pass in the loop nest number.
2033 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2034 Sebastian Pop <sebastian.pop@amd.com>
2036 PR tree-optimization/36206
2037 * tree-chrec.h (chrec_fold_op): New.
2038 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
2041 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
2043 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
2045 (remove_duplicates): Do not set inode on non-inode systems.
2048 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
2050 * config.gcc (tm_file): Update comments about relative pathnames.
2052 2008-05-20 Richard Guenther <rguenther@suse.de>
2054 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
2055 * tree-ssa-sccvn.c (process_scc): Likewise.
2056 * tree-ssa-sink.c (execute_sink_code): Likewise.
2057 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
2058 * tree-vrp.c (process_assert_insertions): Likewise.
2059 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
2060 (perform_tree_ssa_dce): Likewise.
2061 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2062 (dump_dominator_optimization_stats): Likewise.
2063 * tree-vectorizer.c (vectorize_loops): Likewise.
2065 2008-05-20 Richard Guenther <rguenther@suse.de>
2067 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
2069 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
2071 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
2072 (ix86_i386elf_return_in_memory): Likewise.
2073 (ix86_i386interix_return_in_memory): Likewise.
2074 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
2075 (SUBTARGET_RETURN_IN_MEMORY): New.
2076 * config/i386/i386elf.h: Likewise.
2077 * config/i386/ptx4-i.h: Likewise.
2078 * config/i386/sol2-10.h: Likewise.
2079 * config/i386/sysv4.h: Likewise.
2080 * config/i386/vx-common.h: Likewise.
2081 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
2082 * config/i386/i386.c (ix86_return_in_memory): Made static and
2083 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
2084 (ix86_i386elf_return_in_memory): Removed.
2085 (ix86_i386interix_return_in_memory): Removed.
2086 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
2087 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
2089 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
2091 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
2093 2008-05-19 Xinliang David Li <davidxl@google.com>
2095 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
2097 * common.opt: Ditto.
2098 * doc/invoke.texi: Ditto.
2100 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
2102 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
2103 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
2105 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
2107 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
2108 sizes of operand array from 8/4 to 4/2.
2109 (ix86_expand_vector_init_general): Change size of operand array
2110 from 32 to 16. Remove op0, op1 and half_mode.
2112 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
2114 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
2115 (ix86_expand_vector_init_interleave): Likewise.
2116 (ix86_expand_vector_init_general): Use them. Assert
2117 word_mode == SImode when n_words == 4.
2119 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
2121 * config/i386/i386.c (ix86_secondary_reload): New static function.
2122 (TARGET_SECONDARY_RELOAD): New define.
2123 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
2124 * config/i386/i386.md (reload_outqi): Remove.
2126 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2129 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
2130 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
2131 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
2132 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
2133 (fold_builtin_1): Likewise.
2134 * builtins.def (BUILT_IN_ISINF_SIGN): New.
2135 c-common.c (check_builtin_function_arguments): Handle
2136 BUILT_IN_ISINF_SIGN.
2137 * doc/extend.texi: Document __builtin_isinf_sign.
2138 * fold-const.c (operand_equal_p): Handle COND_EXPR.
2140 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
2142 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
2143 EH cleanup at the end of the pass, search for those that have been
2144 turned into forwarder blocks and do the cleanup on their successor.
2146 2008-05-18 Richard Guenther <rguenther@suse.de>
2148 * tree-cfg.c (verify_gimple_expr): Allow conversions from
2149 pointers to sizetype and vice versa.
2151 2008-05-18 Xinliang David Li <davidxl@google.com>
2153 * gcc/tree-ssa-dce.c: Coding style fix.
2154 (check_pow): Documentation comment.
2155 (check_log): Documenation comment. Coding style fix.
2156 (is_unnecessary_except_errno_call): Ditto.
2157 (gen_conditions_for_pow): Ditto.
2158 (gen_conditions_for_log): Ditto.
2159 (gen_shrink_wrap_conditions): Ditto.
2160 (shrink_wrap_one_built_in_calls): Ditto.
2161 * gcc/doc/invoke.texi: Better documentation string.
2162 * ChangeLog: Fix wrong change log entries from
2163 May 17 checkin on function call DCE.
2165 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
2167 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
2169 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2171 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
2172 * df-problems.c (simulation routines): Fixed block comment to
2173 properly say how to add forwards scanning functions.
2175 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2177 * tree-inline.c (setup_one_parameter): Remove dead code.
2179 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2181 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
2182 a BIT_AND_EXPR only for an INTEGER_TYPE.
2184 2008-05-17 Xinliang David Li <davidxl@google.com>
2186 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
2187 (check_pow, check_log, is_unnecessary_except_errno_call): New
2188 functions to check for eliminating math functions that are pure
2189 except for setting errno.
2190 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
2191 general condition expressions for shrink-wrapping pow/log calls.
2192 (gen_shrink_wrap_conditions): Ditto.
2193 (shrink_wrap_one_built_in_call): Ditto.
2194 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
2195 (mark_operand_necessary): If debugging, output if OP is necessary.
2196 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
2198 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
2200 * gcc/common.opt: New user flag -ftree-builtin-dce.
2201 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
2203 2008-05-16 David S. Miller <davem@davemloft.net>
2205 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
2206 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2208 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
2211 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
2213 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2215 * ifcvt.c (dead_or_predicable): Rename
2216 df_simulate_one_insn_backwards to df_simulate_one_insn.
2217 * recog.c (peephole2_optimize): Ditto.
2218 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
2220 * df.h: Rename df_simulate_one_insn_backwards to
2221 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
2222 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
2223 scanning of defs and uses.
2224 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
2225 (df_simulate_one_insn_forwards): Removed.
2227 2008-05-16 Doug Kwan <dougkwan@google.com>
2229 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
2231 (real_from_string): Handle NaNs and Inf as approriate.
2233 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2235 * doc/gty.texi (Source Files Containing Type Information): Note
2236 that headers should appear first in the gtfiles list.
2238 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2240 * tree.def (COND_EXEC): Properly documented this code.
2242 2008-05-16 Diego Novillo <dnovillo@google.com>
2244 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
2245 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
2248 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2250 * tree-ssa-dse (max_stmt_uid): Removed.
2251 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
2252 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
2253 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
2254 * function.h (cfun.last_stmt_uid): New field.
2255 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
2256 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
2258 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
2259 (create_stmt_ann): Initialize the ann->uid field.
2260 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
2262 * tree-flow.h (renumber_gimple_stmt_uids): New function.
2264 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2266 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
2267 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
2268 (init_empty_tree_cfg): Call it.
2270 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2272 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
2275 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2277 * doc/invoke.text (-fdump-tree-*-verbose): New option.
2278 * tree-dump.c (dump_options): New verbose option.
2279 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
2281 * tree-pass.h (TDF_VERBOSE): New dump flag.
2282 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
2283 (tree-flow.h): Added include.
2284 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
2286 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
2288 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
2290 From Jie Zhang <jie.zhang@analog.com>
2291 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2292 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
2293 mcpu=bf561-none and mcpu=bf561-0.2.
2294 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2295 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2296 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2297 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2298 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
2299 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
2300 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
2302 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
2303 (cputype_selected): Remove.
2304 (bfin_handle_option): Don't use cputype_selected.
2305 (override_options): When no mcpu option, enable all workarounds.
2306 Don't use bfin_workarounds.
2307 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
2309 (DEFAULT_CPU_TYPE): Don't define.
2311 2008-05-16 Richard Guenther <rguenther@suse.de>
2313 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
2314 on deletion of the last stmt.
2316 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2318 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
2319 V8HImode for SSE2 and V16QImode for SSE4.1.
2321 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2323 * cgraph.h (compute_inline_parameters): Made public.
2324 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
2325 variable_generate_summary, function_write_summary,
2326 variable_write_summary, variable_read_summary. Added generate_summary,
2327 write_summary, read_summary.
2328 * cgraphunit.c (cgraph_process_new_functions): Changed call from
2329 pass_ipa_inline.function_generate_summary, to
2330 compute_inline_parameters.
2331 * ipa-inline.c (compute_inline_parameters): Made public and added
2333 (compute_inline_parameters_for_current): New function.
2334 (pass_inline_param): Now calls compute_inline_parameters_for_current.
2335 (inline_generate_summary): Removed parameter and made to loop over
2337 (pass_ipa_inline): Updated for new IPA_PASS structure.
2338 * passes.c (execute_ipa_summary_passes): Now is called once per
2339 pass rather than once per node*pass.
2341 2008-05-15 Anatoly Sokolov <aesok@post.ru>
2343 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
2344 avr_have_mul_p, avr_asm_only_p): Remove variables.
2345 (avr_override_options): Remove initialization of removed variables.
2346 (avr_file_start): Convert removed variables to fields of
2347 'struct base_arch_s *avr_current_arch'.
2348 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
2349 (AVR_HAVE_MUL): (Ditto.).
2350 (AVR_HAVE_MOVW): (Ditto.).
2351 (AVR_HAVE_LPMX): (Ditto.).
2352 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
2353 avr_asm_only_p): Remove declaration.
2355 2008-05-15 Diego Novillo <dnovillo@google.com>
2357 * config/arm/arm.c (arm_return_in_memory): Fix return type.
2358 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
2360 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
2363 * combine.c (check_conversion): Rename back to check_promoted_subreg.
2364 Don't call record_truncated_value from here.
2365 (record_truncated_value): Turn it into a for_each_rtx callback.
2366 (record_truncated_values): New function.
2367 (combine_instructions): Call note_uses with record_truncated_values.
2368 Change name of check_conversion to check_promoted_subreg.
2370 2008-05-15 Janis Johnson <janis187@us.ibm.com>
2372 * doc/sourcebuild.texi: Document support for torture tests.
2374 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2376 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
2377 to alternative 4 of operand 2.
2379 2008-05-15 Richard Guenther <rguenther@suse.de>
2381 * tree-pass.h (current_pass): Declare.
2382 (get_pass_for_id): Likewise.
2383 * passes.c (passes_by_id, passes_by_id_size): New globals.
2384 (set_pass_for_id): New function.
2385 (get_pass_for_id): Likewise.
2386 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
2387 (execute_function_todo): Flush per function statistics.
2388 * toplev.c (compile_file): Init statistics.
2389 (general_init): Do early statistics initialization.
2390 (finalize): Finish statistics.
2391 * statistics.h (statistics_early_init): Declare.
2392 (statistics_init): Likewise.
2393 (statistics_fini): Likewise.
2394 (statistics_fini_pass): Likewise.
2395 (statistics_counter_event): Likewise.
2396 (statistics_histogram_event): Likewise.
2397 * statistics.c: New file.
2398 * Makefile.in (OBJS-common): Add statistics.o.
2399 (statistics.o): Add dependencies.
2400 * doc/invoke.texi (-fdump-statistics): Document.
2402 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
2404 (execute_pre): Use statistics_counter_event.
2405 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
2406 (substitute_and_fold): Increment it. Use statistics_counter_event.
2408 2008-05-15 Diego Novillo <dnovillo@google.com>
2410 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
2412 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
2413 * tree-ssa-alias.c (new_type_alias): Remove references to
2414 sub-variables from comment.
2415 * tree-ssa-operands.c (swap_tree_operands): Likewise.
2417 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2419 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
2420 attribute to 1 only for insertps alternative.
2422 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2424 * config/bfin/bfin.md (loadbytes): New pattern.
2425 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
2426 (bfin_init_builtins): Initialize it.
2427 (bdesc_1arg): Add it.
2429 2008-05-15 Sa Liu <saliu@de.ibm.com>
2431 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
2432 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
2433 * testsuite/lib/target-supports.exp: Add
2434 check_effective_target_fortran_integer_16.
2436 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2438 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
2439 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
2440 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
2441 (TARGET_RETURN_IN_MEMORY): Define.
2443 2008-05-15 Richard Guenther <rguenther@suse.de>
2446 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
2447 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
2448 represent unmodifiable vars.
2450 2008-05-15 Richard Guenther <rguenther@suse.de>
2452 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
2453 INDIRECT_REF and TARGET_MEM_REF.
2454 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2457 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2458 H.J. Lu <hongjiu.lu@intel.com>
2460 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
2461 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
2462 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
2463 insn alternatives. Add missing alternatives.
2464 (*vec_concatv2di_rex64_sse4_1): Likewise.
2465 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
2466 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
2469 2008-05-15 Richard Guenther <rguenther@suse.de>
2471 PR tree-optimization/36009
2472 PR tree-optimization/36204
2473 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
2474 (determine_invariantness_stmt): Record the loop a store is
2476 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
2479 2008-05-15 Richard Guenther <rguenther@suse.de>
2481 PR tree-optimization/34330
2482 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
2483 through the pointer will alias the SMT.
2485 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
2487 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
2489 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
2491 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
2493 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2494 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2496 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
2497 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
2498 (vashl_optab): New optab for vector/vector shifts.
2499 (vashr_optab): Ditto.
2500 (vlshr_optab): Ditto.
2501 (vrotl_optab): Ditto.
2502 (vrotr_optab): Ditto.
2503 (optab_subtype): New enum for optab_for_tree_code call.
2504 (optab_for_tree_code): Add enum optab_subtype argument.
2506 * optabs.c (optab_for_tree_code): Take an additional argument to
2507 distinguish between a vector shift by a scalar and vector shift by
2508 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
2509 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
2510 vector shift by a vector.
2511 (expand_widen_pattern_expr): Pass additional argument to
2512 optab_for_tree_code.
2514 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
2515 vrotl_optab, vrotr_optab.
2517 * expr.c (expand_expr_real_1): Update calls to
2518 optab_for_tree_code to distinguish between vector shifted by a
2519 scalar and vector shifted by a vector.
2520 * tree-vectorizer.c (supportable_widening_operation): Ditto.
2521 (supportable_narrowing_operation): Ditto.
2522 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
2523 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
2524 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
2525 (vect_create_epilog_for_reduction): Ditto.
2526 (vectorizable_reduction): Ditto.
2527 (vectorizable_operation): Ditto.
2528 (vect_strided_store_supported): Ditto.
2529 (vect_strided_load_supported): Ditto.
2530 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2531 * expmed.c (expand_shift): Ditto.
2533 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
2535 (ashr@var{m}3): Ditto.
2536 (vashl@var{m}3): Document new vector/vector shift standard name.
2537 (vashr@var{m}3): Ditto.
2538 (vlshr@var{m}3): Ditto.
2539 (vrotl@var{m}3): Ditto.
2540 (vrotr@var{m}3): Ditto.
2542 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
2543 (PPERM_INVERT): Ditto.
2544 (PPERM_REVERSE): Ditto.
2545 (PPERM_REV_INV): Ditto.
2546 (PPERM_ZERO): Ditto.
2547 (PPERM_ONES): Ditto.
2548 (PPERM_SIGN): Ditto.
2549 (PPERM_INV_SIGN): Ditto.
2550 (PPERM_SRC1): Ditto.
2551 (PPERM_SRC2): Ditto.
2553 * config/i386/sse.md (mulv2di3): Add SSE5 support.
2554 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
2555 allows a memory operand to be the value being added, and split it
2556 to improve vectorization.
2557 (sse5_pmacsdqh_mem): Ditto.
2558 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
2559 (sse5_mulv2div2di3_high): Ditto.
2560 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
2561 (vec_pack_trunc_v4si): Ditto.
2562 (vec_pack_trunc_v2di): Ditto.
2563 (sse5_pcmov_<mode>): Remove code that tried to use use
2564 andps/andnps instead of pcmov.
2565 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
2566 pmacsdqh instructions.
2567 (vec_widen_smult_lo_v4si): Ditto.
2569 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
2570 (PPERM_INVERT): Ditto.
2571 (PPERM_REVERSE): Ditto.
2572 (PPERM_REV_INV): Ditto.
2573 (PPERM_ZERO): Ditto.
2574 (PPERM_ONES): Ditto.
2575 (PPERM_SIGN): Ditto.
2576 (PPERM_INV_SIGN): Ditto.
2577 (PPERM_SRC1): Ditto.
2578 (PPERM_SRC2): Ditto.
2579 (ix86_expand_sse_movcc): Move the SSE5 test after the if
2581 (ix86_expand_int_vcond): If SSE5 generate all possible integer
2583 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
2584 says ignore whether the last reference is a memory operand.
2586 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2587 Paolo Bonzini <bonzini at gnu dot org>
2589 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
2592 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
2593 (vlshr<mode>3): Rename from vlshr<mode>3.
2594 (vashr<mode>3): Rename from vashr<mode>3.
2595 (mulv4sf3): Change the names of vector shift patterns.
2599 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
2602 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
2627 * config/spu/spu.md (v): New iterator macro to add v for vector types.
2628 (floatunssidf2_internal): Change vector/vector shift names.
2629 (floatunsdidf2_internal): Ditto.
2636 (vashl<mode>3): Rename from ashl<mode>3.
2637 (vashr<mode>3): Rename from ashr<mode>3.
2638 (vlshr<mode>3): Rename from lshr<mode>3.
2639 (vrotl<mode>3): Rename from rotl<mode>3.
2641 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2644 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
2645 multiply gives the wrong value when doing widening multiplies.
2646 (vec_widen_smult_lo_v4si): Ditto.
2648 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
2650 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
2651 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
2652 emit_library_call_value.
2653 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
2654 * tree.h (ECF_LIBCALL_BLOCK): Removed.
2655 * calls.c (initialize_argument_information, precompute_arguments,
2656 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
2657 (precompute_arguments): Removed flags parameter.
2658 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
2660 2008-05-14 Richard Guenther <rguenther@suse.de>
2662 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
2663 Make sure to register the store if the use is a PHI_NODE.
2665 2008-05-14 Olivier Hainque <hainque@adacore.com>
2667 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
2668 memory if the component is to be referenced in BLKmode according
2669 to get_inner_reference.
2671 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
2673 * calls.c (emit_library_call_value_1): Restore code clearing
2674 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
2676 2008-05-14 Olivier Hainque <hainque@adacore.com>
2677 Nicolas Roche <roche@adacore.com>
2679 * configure.ac: Add support for a "gcc_subdir" variable in
2680 config-lang.in, to denote a subdirectory where the language/GCC
2681 integration files are to be found.
2682 * configure: Regenerate.
2684 2008-05-14 Ira Rosen <irar@il.ibm.com>
2686 PR tree-optimization/36098
2687 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
2688 value for the first load in the group in case of a gap.
2689 (vect_build_slp_tree): Check that there are no gaps in loads.
2691 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
2693 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
2694 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
2695 expand_copysign_bit, ): Change call to emit_no_conflict_block to
2696 emit_insn and remove unneeded code to construct extra args.
2697 (emit_no_conflict_block): Removed.
2698 * optabls.h: (emit_no_conflict_block): Removed.
2699 * cse.c (cse_extended_basic_block): Remove search for
2700 REG_NO_CONFLICT note.
2701 * global.c: Removed incorrect comment added in revision 117.
2702 * expr.c (convert_move): Change call to emit_no_conflict_block to
2704 * recog.c: Change comments so that they do not mention
2706 * local_alloc.c (combine_regs): Removed last parameter.
2707 (no_conflict_p): Removed.
2708 (block_alloc): Removed note, no_conflict_combined_regno and set
2709 local vars. Removed all code to process REG_NO_CONFLICT blocks.
2710 (combine_regs): Removed already_dead and code to look for
2711 REG_NO_CONFLICT notes.
2712 * lower_subreg (remove_retval_note): Removed code to look for
2713 REG_NO_CONFLICT block.
2714 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
2715 (resolve_clobber): Remove code to process libcalls that have
2716 REG_NO_CONFLICT notes.
2717 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
2719 * combine.c (can_combine_p, distribute_notes): Removed
2720 REG_NO_CONFLICT case.
2721 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
2723 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
2724 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
2726 * reg-notes.def (NO_CONFLICT): Removed.
2728 2008-05-14 David S. Miller <davem@davemloft.net>
2730 * config/sparc/sparc.c (sparc_profile_hook): If
2731 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
2732 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
2733 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2735 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
2737 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
2739 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
2742 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
2743 and op1 expansion before vector concat to have less live pseudos.
2745 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
2747 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
2748 ix86_expand_vector_set if supported.
2750 2008-05-13 Diego Novillo <dnovillo@google.com>
2751 Kenneth Zadeck <zadeck@naturalbridge.com>
2753 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
2755 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
2756 phinodes_print_statistics, init_ssanames, fini_ssanames,
2757 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
2758 release_ssa_name, release_defs, replace_ssa_name_symbol,
2759 ssanames_print_statistics): Move ...
2760 * tree-flow.h: ... here.
2761 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
2762 Use FN instead of cfun.
2763 (make_ssa_name_fn): Rename from make_ssa_name.
2764 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
2765 * tree-flow-inline.h (make_ssa_name): Move from
2766 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
2767 * omp-low.c (expand_omp_parallel):
2768 * tree-flow-inline.h (redirect_edge_var_map_result):
2769 * tree-ssa.c (init_tree_ssa): Add argument FN.
2770 Use it instead of cfun. Update all users.
2772 2008-05-13 Tom Tromey <tromey@redhat.com>
2774 PR preprocessor/22168:
2775 * doc/cpp.texi (Top): Update menu.
2776 (Alternatives to Wrapper #ifndef): New node.
2777 (Other Directives): Document deprecation.
2778 (Obsolete Features): Remove menu.
2779 (Assertions): Merge node into Obsolete Features.
2780 (Obsolete once-only headers): Move earlier; rename to Alternatives
2782 * doc/cppopts.texi: Update.
2783 * c.opt (Wdeprecated): Enable for C and ObjC.
2784 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
2785 (C++ Dialect Options): Move -Wno-deprecated from here to...
2786 (Warning Options): ... here.
2788 2008-05-13 Richard Guenther <rguenther@suse.de>
2791 * fold-const.c (fold_sign_changed_comparison): Do not allow
2792 changes in pointer-ness.
2794 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
2797 * config/sh/sh.c (sh_expand_prologue): Don't clear
2798 RTX_FRAME_RELATED_P for push insns.
2800 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
2802 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
2804 2008-05-12 Anatoly Sokolov <aesok@post.ru>
2806 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
2807 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
2808 Use 'machine->is_leaf' instead of 'leaf_func_p'.
2810 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
2812 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
2813 (*vec_concatv4sf_sse): This.
2814 (*sse2_concatv2si): Renamed to ...
2815 (*vec_concatv2si_sse2): This.
2816 (*sse1_concatv2si): Renamed to ...
2817 (*vec_concatv2si_sse): This.
2818 (*vec_concatv2di_rex): Renamed to ...
2819 (*vec_concatv2di_rex64): This.
2820 (*vec_concatv2si_sse4_1): New.
2821 (*vec_concatv2di_rex64_sse4_1): Likewise.
2823 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
2825 PR rtl-optimization/36111
2826 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
2827 that was created for swappable operands.
2829 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
2832 * Makefile.in: Substitute GNATMAKE and GNATBIND.
2833 * configure.ac: Add call to ACX_PROG_GNAT.
2835 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
2837 * optc-gen.awk: Fix comment typo.
2839 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2841 * pretty-print.c (pp_integer_with_precision): Use
2842 HOST_LONG_LONG_FORMAT.
2844 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
2846 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
2848 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
2850 * config/i386/i386.c (bdesc_ptest): Removed.
2851 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
2852 (bdesc_args): Add __builtin_ia32_ptestz128,
2853 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
2854 (ix86_init_mmx_sse_builtins): Updated.
2855 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
2856 (ix86_expand_builtin): Updated.
2858 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
2860 * tree-cfg.c (valid_fixed_convert_types_p): New function.
2861 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
2863 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
2865 * value-prof.c (interesting_stringop_to_profile): Do not
2866 return early for BUILT_IN_MEMPCPY.
2868 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
2870 * calls.c (expand_call): Don't use callgraph to increase
2871 preferred_stack_boundary.
2873 * cgraph.h (cgraph_rtl_info): Use unsigned on
2874 preferred_incoming_stack_boundary.
2876 * final.c (rest_of_clean_state): Use unsigned on
2877 preferred_stack_boundary.
2879 2008-05-09 Tom Tromey <tromey@redhat.com>
2881 PR preprocessor/22231:
2882 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
2885 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
2887 PR tree-optimization/36129
2888 * tree-ssa-ccp.c: Include value-prof.h.
2889 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
2890 built-in function was folded to a constant.
2891 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
2893 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
2894 Sebastian Pop <sebastian.pop@amd.com>
2896 * tree-scalar-evolution.c: Document instantiate_scev.
2897 (instantiate_parameters_1): Renamed instantiate_scev_1.
2898 Don't use the same loop for instantiation_loop and evolution_loop.
2899 (instantiate_scev): New.
2900 (instantiate_parameters): Moved...
2901 (resolve_mixers): Update call to instantiate_scev_1 to pass the
2902 same loop twice. Maintains the semantics for this function.
2903 * tree-scalar-evolution.h (instantiate_scev): Declare.
2904 (instantiate_parameters): ...here. Now static inline.
2905 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
2906 instead of resolve_mixers.
2908 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2910 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
2912 2008-05-09 Tomas Bily <tbily@suse.cz>
2914 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
2915 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
2916 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2917 * c-common.c (c_common_truthvalue_conversion): Likewise.
2918 * tree-object-size.c (compute_object_offset): Likewise.
2919 * tree-inline.c (estimate_num_insns_1): Likewise.
2920 * varasm.c (const_hash_1, compare_constant, copy_constant)
2921 (compute_reloc_for_constant, output_addressed_constants)
2922 (initializer_constant_valid_p): Likewise.
2923 * c-omp.c (check_omp_for_incr_expr): Likewise.
2924 * gimplify.c (gimplify_expr): Likewise.
2925 * c-typeck.c (c_finish_return): Likewise.
2926 * tree-vectorizer.c (supportable_widening_operation)
2927 (supportable_narrowing_operation): Likewise.
2928 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
2929 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
2930 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
2931 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
2932 (descr_info_loc): Likewise.
2933 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2934 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
2935 (fold_unary): Likewise.
2936 * builtins.c (get_pointer_alignment): Likewise.
2937 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
2938 (instantiate_parameters_1): Likewise.
2939 * tree.c (expr_align, stabilize_reference): Likewise.
2940 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
2941 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
2942 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
2943 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2944 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
2945 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
2947 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
2948 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
2949 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
2950 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
2951 (forward_propagate_comparison)
2952 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2953 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
2954 * emit-rtl.c (component_ref_for_mem_expr)
2955 (set_mem_attributes_minus_bitpos): Likewise.
2956 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
2957 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
2959 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
2960 (build_function_call, pointer_diff, build_compound_expr)
2961 (c_finish_return): Likewise.
2962 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
2963 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
2965 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
2966 * expr.c (is_aligning_offset): Likewise.
2967 * tree-ssa-alias.c (is_escape_site): Likewise.
2968 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
2969 (check_all_va_list_escapes): Likewise.
2970 * tree-ssa-loop-ivopts.c (determine_base_object)
2971 (determine_common_wider_type): Likewise.
2972 * dojump.c (do_jump): Likewise.
2973 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
2974 * tree-gimple.c (is_gimple_cast): Likewise.
2975 * fold-const.c (decode_field_reference, )
2976 (fold_sign_changed_comparison, fold_unary, fold_comparison)
2977 (fold_binary): Likewise.
2978 * tree-ssa-alias-warnings.c (find_alias_site_helper)
2979 (already_warned_in_frontend_p): Likewise.
2980 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
2981 * tree.c (really_constant_p, get_unwidened): Likewise.
2982 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
2983 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
2984 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
2986 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
2988 (CONVERT_EXPR_P): Define.
2989 (CASE_CONVERT): Define.
2991 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
2994 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
2995 (delete_unmarked_insns): When deleting a call, call
2996 delete_unreachable_blocks.
2997 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
2998 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
3000 2008-05-08 Richard Guenther <rguenther@suse.de>
3002 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
3003 (-ftree-salias): Likewise.
3004 (salias-max-implicit-fields): Remove param documentation.
3005 (salias-max-array-elements): Likewise.
3006 * tree-pass.h (pass_create_structure_vars): Remove.
3007 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
3008 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
3009 * tree-ssa-alias.c (create_structure_vars): Remove.
3010 (gate_structure_vars): Likewise.
3011 (pass_create_structure_vars): Likewise.
3012 (gate_build_alias): Likewise.
3013 (pass_build_alias): Adjust to run always and dump the function.
3014 * common.opt (ftree-salias): Hide.
3015 * passes.c (init_optimization_passes): Remove
3016 pass_create_structure_vars, adjust comment.
3017 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
3018 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
3019 * opts.c (decode_options): Do not set flag_tree_salias.
3020 (common_handle_option): Add OPT_ftree_salias to the backward
3021 compatibility section.
3023 2008-05-08 Richard Guenther <rguenther@suse.de>
3025 * tree-flow-inline.h (var_can_have_subvars): Move ...
3026 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
3027 * tree-flow.h (var_can_have_subvars): Remove.
3028 (push_fields_onto_fieldstack): Remove.
3029 (sort_fieldstack): Likewise.
3030 (struct fieldoff): Move ...
3031 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
3032 alias_set and base_for_components fields.
3033 (sort_fieldstack): Make static.
3034 (push_fields_onto_fieldstack): Likewise. Remove code that
3035 handles anything but RECORD_TYPEs. Remove alias_set and
3036 base_for_components handling.
3037 (create_variable_info_for): Adjust.
3039 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
3041 * common.opt (Wframe-larger-than=): Shorten the help message
3043 * doc/invoke.texi (Wframe-larger-than=): Add more description.
3045 2008-05-08 Rafael Espindola <espindola@google.com>
3047 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
3049 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
3050 trap and that both operands are gimple values.
3051 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
3052 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
3055 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
3057 * read-rtl.c (join_c_conditions): Return the first string if the
3058 two strings are equal.
3060 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
3062 * gensupport.h (pred_data): Add a "num_codes" field.
3063 (add_predicate_code): Declare.
3064 * gensupport.c (add_predicate_code): New function.
3065 (std_pred_table): Add an "allows_const_p" field.
3066 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
3067 Remove the (incomplete) list of such codes from the codes field.
3068 (init_predicate_table): Use add_predicate_code. Add all
3069 RTX_CONST_OBJs if allows_const_p is true.
3070 * genrecog.c (process_define_predicate): Use add_predicate_code.
3072 2008-05-08 David Daney <ddaney@avtrex.com>
3073 Richard Sandiford <rsandifo@nildram.co.uk>
3075 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
3076 special case of constant zero operands.
3077 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
3078 old and new values. Special case constant zero values.
3079 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
3081 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
3082 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
3084 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
3087 * simplify-rtx.c (simplify_plus_minus): Create CONST of
3088 similar RTX_CONST_OBJ before CONST_INT.
3090 2008-05-08 Steve Ellcey <sje@cup.hp.com>
3092 * stmt.c (expand_stack_restore): Change sa mode if needed.
3094 2008-05-08 Richard Guenther <rguenther@suse.de>
3096 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
3097 return type to bool.
3098 (ix86_sol10_return_in_memory): Likewise.
3099 (ix86_i386elf_return_in_memory): Likewise.
3100 (ix86_i386interix_return_in_memory): Likewise.
3101 * config/i386/i386.c (ix86_return_in_memory): Likewise.
3102 (ix86_sol10_return_in_memory): Likewise.
3103 (ix86_i386elf_return_in_memory): Likewise.
3104 (ix86_i386interix_return_in_memory): Likewise.
3106 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
3109 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
3111 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
3112 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
3115 2008-05-08 Richard Guenther <rguenther@suse.de>
3117 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
3118 * tree-data-ref.h (struct dr_alias): Remove subvars field.
3119 (DR_SUBVARS): Remove.
3120 * tree-dfa.c (dump_subvars_for): Remove.
3121 (debug_subvars_for): Likewise.
3122 (dump_variable): Do not dump subvars.
3123 (remove_referenced_var): Do not remove subvars.
3124 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
3125 (lookup_subvars_for_var): Remove.
3126 (get_subvars_for_var): Likewise.
3127 (get_subvars_at): Likewise.
3128 (get_first_overlapping_subvar): Likewise.
3129 (overlap_subvar): Likewise.
3130 * tree-flow.h (subvar_t): Remove.
3131 (struct var_ann_d): Remove subvars field.
3132 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
3133 argument. Remove special handling of SFTs.
3134 (compute_tag_properties): Likewise.
3135 (set_initial_properties): Likewise.
3136 (compute_call_clobbered): Likewise.
3137 (count_mem_refs): Likewise.
3138 (compute_memory_partitions): Likewise.
3139 (compute_flow_insensitive_aliasing): Likewise.
3140 (setup_pointers_and_addressables): Likewise.
3141 (new_type_alias): Likewise.
3142 (struct used_part): Remove.
3143 (used_portions): Likewise.
3144 (struct used_part_map): Likewise.
3145 (used_part_map_eq): Likewise.
3146 (used_part_map_hash): Likewise.
3147 (free_used_part_map): Likewise.
3148 (up_lookup): Likewise.
3149 (up_insert): Likewise.
3150 (get_or_create_used_part_for): Likewise.
3151 (create_sft): Likewise.
3152 (create_overlap_variables_for): Likewise.
3153 (find_used_portions): Likewise.
3154 (create_structure_vars): Likewise.
3155 * tree.def (STRUCT_FIELD_TAG): Remove.
3156 * tree.h (MTAG_P): Adjust.
3157 (struct tree_memory_tag): Remove base_for_components and
3158 unpartitionable flags.
3159 (struct tree_struct_field_tag): Remove.
3160 (SFT_PARENT_VAR): Likewise.
3161 (SFT_OFFSET): Likewise.
3162 (SFT_SIZE): Likewise.
3163 (SFT_NONADDRESSABLE_P): Likewise.
3164 (SFT_ALIAS_SET): Likewise.
3165 (SFT_UNPARTITIONABLE_P): Likewise.
3166 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
3167 (union tree_node): Remove sft field.
3168 * alias.c (get_alias_set): Remove special handling of SFTs.
3169 * print-tree.c (print_node): Remove handling of SFTs.
3170 * tree-dump.c (dequeue_and_dump): Likewise.
3171 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
3172 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
3173 * tree-predcom.c (set_alias_info): Do not set subvars.
3174 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
3175 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
3176 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
3177 (add_vars_for_offset): Remove.
3178 (add_virtual_operand): Remove special handling of SFTs.
3179 (add_call_clobber_ops): Likewise.
3180 (add_call_read_ops): Likewise.
3181 (get_asm_expr_operands): Likewise.
3182 (get_modify_stmt_operands): Likewise.
3183 (get_expr_operands): Likewise.
3184 (add_to_addressable_set): Likewise.
3185 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
3186 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
3187 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
3188 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
3189 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
3190 (tree_node_structure): Likewise.
3191 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
3193 (find_what_p_points_to): Likewise.
3195 2008-05-08 Sa Liu <saliu@de.ibm.com>
3197 * config/spu/spu.md: Fixed subti3 pattern.
3199 2008-05-08 Richard Guenther <rguenther@suse.de>
3202 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
3203 sure to create a representative for trailing arrays for PTA.
3205 2008-05-08 Richard Guenther <rguenther@suse.de>
3208 * fold-const.c (operand_equal_p): Two objects which types
3209 differ in pointerness are not equal.
3211 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
3213 * calls.c (compute_argument_block_size): Add argument tree fndecl.
3214 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
3215 (emit_library_call_value_1): Add new variable fndecl initialized by
3216 NULL_TREE. It should be the decl type of orgfun, but this information
3217 seems not to be available here, so it uses the default calling abi.
3218 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
3219 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
3220 by TARGET_RETURN_IN_MEMORY.
3221 * config/i386/i386-interix.h: Likewise.
3222 * config/i386/i386.h: Likewise.
3223 * config/i386/i386elf.h: Likewise.
3224 * config/i386/ptx4-i.h: Likewise.
3225 * config/i386/sol2-10.h: Likewise.
3226 * config/i386/sysv4.h: Likewise.
3227 * config/i386/vx-common.h: Likewise.
3228 * config/cris/cris.h: Removed #if 0 clause.
3229 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
3230 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
3232 (ix86_sol10_return_in_memory): Likewise.
3233 (ix86_i386elf_return_in_memory): New.
3234 (ix86_i386interix_return_in_memory): New.
3235 * config/mt/mt-protos.h (mt_return_in_memory): New.
3236 * config/mt/mt.c: Likewise.
3237 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3238 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
3239 * config/bfin/bfin.h: Likewise.
3240 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
3242 * config/bfin/bfin.c: Likewise.
3243 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3244 * config/alpha/unicosmk.h: Likewise.
3245 * config/i386/cygming.h: Likewise.
3246 * config/iq2000/iq2000.h: Likewise.
3247 * config/mips/mips.h: Likewise.
3248 * config/mn10300/mn10300.h: Likewise.
3249 * config/rs6000/rs6000.h: Likewise.
3250 * config/score/score.h: Likewise.
3251 * config/spu/spu.h: Likewise.
3252 * config/v850/v850.h: Likewise.
3253 * defaults.h: Likewise.
3254 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
3255 * expr.c (emit_block_move): Adjust use of
3256 OUTGOING_REG_PARM_STACK_SPACE.
3257 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
3258 OUTGOING_REG_PARM_STACK_SPACE.
3259 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
3261 2008-05-08 Jakub Jelinek <jakub@redhat.com>
3263 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
3264 on OMP_RETURN for OMP_FOR.
3267 * dwarf2out.c (dw_expand_expr, common_check): Removed.
3268 (fortran_common): New function.
3269 (gen_variable_die): Call fortran_common instead of common_check,
3270 adjust for it returning tree instead of rtx. Formatting.
3272 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3276 * see.c (see_copy_insn): Copy new pure const attributes for new call.
3277 * c-decl.c (merge_decls): Ditto.
3278 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
3279 to RTL_CONST_OR_PURE_CALL_P.
3280 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
3281 Initialized DECL_LOOPING_CONST_PURE.
3282 (process_call_operands): Set tree_side_effects properly.
3283 * tree.h (TREE_READONLY_DECL_P): Removed.
3284 (DECL_IS_PURE): Renamed to DECL_PURE_P.
3285 (DECL_LOOPING_OR_CONST_P): New macro.
3286 (struct tree_function_decl): Added looping_const_or_pure_p.
3288 (ECF_LOOPING_OR_CONST_P): New macro.
3289 * rtlanal.c (pure_const_p): Removed.
3290 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
3291 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
3292 to RTL_CONST_CALL_P.
3293 * ipa-pure-const.c (pure_const_state_e): Added looping field.
3294 (check_decl, check_tree, check_call, scan_function): Initialize
3296 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
3297 (static_execute): Set looping true for recursive functions.
3298 Undo setting state to IPA_NEITHER for recursive functions.
3300 * ifcvt.c (noce_can_store_speculate_p): Changed
3301 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
3302 RTL_CONST_OR_PURE_CALL_P.
3303 * dse.c (scan_insn): Ditto.
3304 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
3305 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
3306 RTL_CONST_OR_PURE_CALL_P.
3307 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
3308 pure_call_p to RTL_CONST_CALL_P.
3309 * gimplify.c (gimplify_call_expr): Clear side effects for
3310 non-looping pure and constant calls.
3311 * calls.c (emit_call_1): Set rtl flags from ecf flags.
3312 (flags_from_decl_or_type): Set ecf flags from decl flags.
3313 (initialize_argument_information): Turn off
3314 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
3315 Change const to pure if callee_copies is true rather than just
3317 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
3318 way of marking pure calls.
3319 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
3320 Remove hack that was supposed to fix pr7335 and remove old
3321 way of marking pure calls.
3322 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
3323 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
3324 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
3325 RTL_CONST_OR_PURE_CALL_P.
3326 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
3327 * loop-invariant.c (find_exits, find_invariant_bb): Changed
3328 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
3329 * sched-deps.c (schedule_analyze): Ditto.
3330 * rtl.h (struct rtx_def): Use call field, unchanging field, and
3331 return_val field of calls to represent pure and const function info.
3332 (CONST_OR_PURE_CALL_P): Deleted macro.
3333 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
3334 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
3335 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
3337 * tree-optimize.c (execute_fixup_cfg): Added test for
3338 ECF_LOOPING_CONST_OR_PURE.
3339 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
3341 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
3342 effects for looping pure or const calls.
3343 (verify_gimple_expr): Added verification code.
3344 * config/alpha/alpha.c (alpha_legitimize_address,
3345 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
3347 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
3348 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
3349 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
3350 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
3351 RTL_CONST_OR_PURE_CALL_P.
3352 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
3353 and const calls to be deleted.
3355 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3358 * config/i386/mmx.md (mmx_subv2sf3): New expander.
3359 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
3360 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
3361 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3362 to handle nonimmediate operands.
3363 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
3364 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
3365 to handle nonimmediate operands.
3366 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
3367 (mmx_pmulhrwv4hi3): New expander. Use
3368 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3369 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
3370 (sse2_umulv1siv1di3): New expander. Use
3371 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3372 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
3373 (mmx_eq<mode>3): New expander. Use
3374 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3375 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
3376 (mmx_uavgv8qi3): New expander. Use
3377 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3378 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
3379 (mmx_uavgv4hi3): New expander. Use
3380 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3382 * config/i386/sse.md
3383 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
3384 to handle nonimmediate operands.
3385 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
3386 to handle nonimmediate operands.
3387 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
3388 to handle nonimmediate operands.
3389 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
3390 to handle nonimmediate operands.
3391 (sse2_unpckhpd_exp): New expander. Use
3392 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3393 (sse2_unpcklpd_exp): New expander. Use
3394 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3395 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
3396 to handle nonimmediate operands.
3397 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
3398 to handle nonimmediate operands.
3399 (*sse2_<plusminus_insn><mode>3): Rename from
3400 sse2_<plusminus_insn><mode>3 insn pattern.
3401 (sse2_<plusminus_insn><mode>3): New expander. Use
3402 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3403 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
3404 (sse2_umulv2siv2di3): New expander. Use
3405 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3406 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
3407 (sse4_1_mulv2siv2di3): New expander. Use
3408 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3409 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
3410 (sse2_pmaddwd): New expander. Use
3411 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3412 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
3413 (sse2_eq<mode>3): New expander. Use
3414 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3415 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
3416 (sse4_1_eqv2di3): New expander. Use
3417 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3418 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3419 (sse2_uavgv16qi3): New expander. Use
3420 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3421 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3422 (sse2_uavgv16qi3): New expander. Use
3423 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3424 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
3425 (sse2_uavgv8hi3): New expander. Use
3426 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3427 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
3428 (ssse3_pmulhrswv8hi3): New expander. Use
3429 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3430 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
3431 (ssse3_pmulhrswv4hi3): New expander. Use
3432 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3434 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
3435 (<sse>_vmmul<mode>3): Ditto.
3436 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
3438 (ssse3_pmaddubsw128): Use register_operand for operand 1.
3439 (ssse3_pmaddubsw): Ditto.
3441 * config/i386/i386.c (struct_builtin_description)
3442 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
3443 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
3444 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
3445 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
3446 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
3447 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
3448 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
3449 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
3450 (ix86_fixup_binary_operands): Assert that src1
3451 and src2 must have the same mode when swapped.
3452 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
3453 and ix86_binary_operator_ok. Do not force operands in registers
3456 2008-05-07 Jan Hubicka <jh@suse.cz>
3458 * cgraph.c (dump_cgraph_node): Update.
3459 * cgraph.h (cgraph_local_info): Break out inline summary.
3460 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
3462 * ipa-inline (inline_summary): New accestor function.
3463 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
3464 cgraph_decide_inlining, compute_inline_parameters): Update.
3465 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
3467 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
3469 Cleanup ColdFire scheduling support and add V4 pipeline model.
3471 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
3472 (define_attr cpu): Add cfv4 value.
3473 (define_attr type, define_attr type1): Merge into a single 'type'
3474 attribute. Update all uses.
3475 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
3476 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
3478 (define_attr opx_mem, define_attr opy_mem): Remove.
3479 (define_attr op_mem): Clean up, update comment.
3480 (define_attr size): Use specific values instead of general int.
3481 (define_attr guess, define_attr split): Remove. Update all uses.
3482 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
3483 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
3484 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
3485 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
3486 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
3487 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
3488 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
3489 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
3490 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
3491 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
3492 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
3493 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
3494 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
3495 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
3496 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
3497 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
3498 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
3499 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
3500 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
3501 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
3502 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
3503 Update or set attributes.
3504 (stack_tie): New fake instruction.
3506 * config/m68k/m68k.h (TUNE_CFV4): New macro.
3507 (m68k_sched_attr_size): Update declaration.
3508 (m68k_sched_attr_type2): Remove.
3509 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
3510 Declare new bypass predicates.
3512 * config/m68k/m68k.c (m68k_sched_issue_rate,
3513 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
3515 (TARGET_SCHED_ISSUE_RATE,
3516 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
3517 (override_options): Handle scheduling for ColdFire V4 core.
3518 (m68k_expand_prologue): Emit stack_tie.
3519 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
3520 'OP_TYPE_FPN'. Update all uses.
3521 (sched_guess_p): Remove.
3522 (sched_address_type): Handle symbolic addresses.
3523 (sched_get_operand): New static function.
3524 (sched_operand_type): Merge into sched_attr_op_type.
3525 (sched_attr_op_type): Handle FP registers, handle quick constants,
3527 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
3528 (m68k_sched_attr_size): Update. Move logic to ...
3529 (sched_get_attr_size_int): New static function.
3530 (sched_get_opxy_mem_type): New static function.
3531 (m68k_sched_attr_op_mem): Update.
3532 (m68k_sched_attr_type2): Remove.
3533 (sched_cfv4_bypass_data): New static variable.
3534 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
3535 (m68k_sched_issue_rate): Implement scheduler hook.
3536 (struct _sched_ib: enabled_p): New field.
3537 (m68k_sched_variable_issue): Update. Handle V4.
3538 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
3539 sched_dump_class_func_t, sched_dump_split_class,
3540 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
3541 sched_dump_dfa_class, m68k_sched_dump): Remove.
3542 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
3544 (m68k_sched_init_global): Remove statisctics dumping, introduce
3545 sanity check that all instructions have pipeline reservations. Handle
3547 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
3548 Handle ColdFire V4 core.
3549 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
3550 New static functions.
3551 (m68k_sched_address_bypass_p): New bypass predicate.
3552 (sched_get_indexed_address_scale): New static function.
3553 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
3555 * cf.md: Update comments.
3556 (define_attr type2): Remove. Use 'type' attribute instead.
3558 (cf_ib): Rename to cfv123_ib. Update all uses.
3559 (cf_oep): Rename to cfv123_oep. Update all uses.
3560 (cf_chr): Rename to cfv123_chr. Update all uses.
3561 (cf_mem): Rename to cfv123_mem. Update all uses.
3562 (cf_mac): Move to more appropriate place.
3563 (cfv123_guess): New automaton and cpu_unit.
3564 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
3565 Update uses of 'size' attribute. Handle before reload scheduling.
3566 (cfv123_guess): New dummy reservation for unhandled instructions.
3567 (cfv4_*): Pipeline description of ColdFire V4 core.
3568 (ignore): New reservation to handle 'ignore' type.
3570 2008-05-07 Ian Lance Taylor <iant@google.com>
3573 * gimplify.c (find_single_pointer_decl_1): Don't look through
3575 (find_single_pointer_decl): Adjust comments.
3577 2008-05-07 Jakub Jelinek <jakub@redhat.com>
3580 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
3581 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
3584 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
3585 integral type rather than floating point, then VIEW_CONVERT_EXPR
3586 to the floating point type.
3588 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3590 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
3591 TFmode op0 to register.
3593 2008-05-07 Alan Modra <amodra@bigpond.net.au>
3595 * c-decl.c (grokdeclarator): Comment typo.
3597 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
3599 * tree-flow.h: Remove prototype for computed_goto_p.
3600 * tree-cfg.c (computed_goto_p): Make static.
3602 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
3605 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
3606 (contains_aligned_value_p): This. Handle _Decimal128.
3607 (ix86_function_arg_boundary): Only align _Decimal128 to its
3608 natural boundary and handle it properly.
3610 2008-05-06 Martin Jambor <mjambor@suse.cz>
3612 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
3613 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
3614 (ipcp_method_set_orig_node): Removed.
3615 (ipcp_cval_get_cvalue_type): Removed.
3616 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
3617 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
3618 (ipcp_cval_set_cvalue_type): Removed.
3619 (ipcp_cval_get_cvalue): Removed.
3620 (ipcp_cval_set_cvalue): Removed.
3621 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
3622 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
3623 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
3624 (ipcp_cval_meet): Renamed to ipa_lattice_meet
3625 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
3626 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
3627 (ipcp_get_ith_lattice): Changed parameters.
3628 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
3629 (ipcp_lattice_from_jfunc): Changed parameters.
3630 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
3631 (ipcp_method_cval_print): Added temporary variable info.
3632 (ipcp_redirect): Removed already unused local variable caller.
3633 (ipcp_redirect): New temporary variable orig_callee_info
3634 (ipcp_redirect): Removed newly unused local variable callee.
3635 (ipcp_redirect): Removed (a bit confusing) local variable type.
3636 (ipcp_insert_stage): Added local variable info.
3637 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
3639 (ipcp_formal_create): Removed.
3640 (ipcp_method_cval_set): Removed.
3641 (ipcp_propagate_stage): Renamed lattice variables.
3642 (ipcp_method_cval_set_cvalue_type): Removed.
3643 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
3644 (ipcp_print_all_lattices): Changed printed strings to refer to
3645 lattices rather than cvals.
3646 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
3647 (ipcp_propagate_const): Changed formal parameters.
3648 (build_const_val): Changed formal parameters.
3649 (ipcp_insert_stage): Removed useless variable cvalue
3650 (build_const_val): Changed formal parameters.
3651 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
3652 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
3653 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
3654 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
3655 (ipcp_print_func_profile_counts): Changed string from "method" to
3657 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
3658 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
3659 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
3660 (ipcp_structures_print): Renamed to ipcp_print_all_structures
3661 (ipcp_profile_print): Renamed to ipcp_print_profile_data
3662 (ipcp_lat_is_const): Changed parameters and made inline.
3663 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
3664 (ipcp_redirect): Renamed to ipcp_need_redirect_p
3665 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
3666 the predicate condition directly
3667 (ipcp_propagate_stage): Added local variable args. Removed local
3668 variable callee. (Both are mere code simplifications.)
3669 (ipcp_method_dont_insert_const): Renamed to
3670 ipcp_node_not_modifiable_p.
3671 (ipcp_node_not_modifiable_p): Made inline.
3672 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
3673 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
3674 (ipcp_print_all_lattices): Removed variable cvalue
3675 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
3678 2008-05-06 Olivier Hainque <hainque@adacore.com>
3680 * tree-sra.c (try_instantiate_multiple_fields): Early return
3681 if field has POINTER_TYPE.
3683 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
3685 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
3686 by using 'q' specifier for instruction.
3687 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
3689 2008-05-06 Anatoly Sokolov <aesok@post.ru>
3691 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
3692 Change mode of zero_extract from QImode to HImode.
3693 (sign bit tests peepholes): (Ditto.).
3695 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
3697 * config/i386/mmx.md: Remove double backslashes from asm templates.
3698 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
3699 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3700 to handle nonimmediate operands.
3701 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
3702 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3703 to handle nonimmediate operands.
3704 (*mmx_<code>v2sf3_finite): New insn pattern.
3705 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
3706 (mmx_<code>v2sf3): New expander. Use
3707 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3708 (mmx_<plusminus_insn><mode>3): New expander. Use
3709 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3710 (*mmx_<plusminus_insn><mode>3): New insn pattern.
3711 (mmx_add<mode>3): Removed.
3712 (mmx_ssadd<mode>3): Ditto.
3713 (mmx_usadd<mode>3): Ditto.
3714 (mmx_sub<mode>3): Ditto.
3715 (mmx_sssub<mode>3): Ditto.
3716 (mmx_ussub<mode>3): Ditto.
3717 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
3718 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
3719 to handle nonimmediate operands.
3720 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
3722 (mmx_smulv4hi3_highpart): New expander. Use
3723 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3724 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
3726 (mmx_umulv4hi3_highpart): New expander. Use
3727 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3728 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
3729 (mmx_<code>v4hi3): New expander. Use
3730 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3731 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
3732 (mmx_<code>v8qi3): New expander. Use
3733 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3734 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
3735 (mmx_<code><mode>3): New expander. Use
3736 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3738 2008-05-05 Jan Hubicka <jh@suse.cz>
3740 PR tree-optimization/36118
3741 * passes.c (pass_init_dump_file): Fix dump header.
3743 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3746 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
3747 VCE for function decls.
3749 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
3751 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
3753 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
3755 * config/i386/i386.md (sat_plusminus): New.
3756 (plusminus_insn): Likewise.
3757 (plusminus_mnemonic): Likewise.
3759 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
3760 (*<addsub><mode>3_cc_overflow): Renamed to ...
3761 (*<plusminus_insn><mode>3_cc_overflow): This.
3762 (*<addsub>si3_zext_cc_overflow): Renamed to ...
3763 (*<plusminus_insn>si3_zext_cc_overflow): This.
3765 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
3766 (<plusminus_insn><mode>3): This.
3767 (*<addsub><mode>3): Renamed to ...
3768 (*<plusminus_insn><mode>3): This.
3769 (<sse>_vm<addsub><mode>3): Renamed to ...
3770 (<sse>_vm<plusminus_insn><mode>3): This.
3771 (sse3_h<addsub>v4sf3): Renamed to ...
3772 (sse3_h<plusminus_insn>v4sf3): This.
3773 (sse3_h<addsub>v2df3): Renamed to ...
3774 (sse3_h<plusminus_insn>v2df3): This.
3775 (<plusminus_insn><mode>3): New.
3776 (*<plusminus_insn><mode>3): Likewise.
3777 (sse2_<plusminus_insn><mode>3): Likewise.
3778 (add<mode>): Removed.
3779 (*add<mode>3): Likewise.
3780 (sse2_ssadd<mode>3): Likewise.
3781 (sse2_usadd<mode>3): Likewise.
3782 (sub<mode>3): Likewise.
3783 (*sub<mode>3): Likewise.
3784 (sse2_sssub<mode>3): Likewise.
3785 (sse2_ussub<mode>3): Likewise.
3787 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
3789 * gthr-single.h: Add in required interface elements as per gthr.h.
3790 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
3791 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
3792 Generalize UNUSED macro.
3793 (__gthread_once): Add.
3794 (__gthread_key_create): Add.
3795 (__gthread_key_delete): Add.
3796 (__gthread_getspecific): Add.
3797 (__gthread_setspecific): Add.
3799 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
3801 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
3802 the same size types for the indirect reference on the rhs, then
3805 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
3807 * config/i386/i386.md
3808 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
3809 one insn template instead of template series.
3810 (*xordi_1_rex64): Ditto.
3811 (*xordi_2_rex64): Ditto.
3813 2008-05-05 Ira Rosen <irar@il.ibm.com>
3815 PR tree-optimization/36119
3816 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
3819 2008-06-04 Jan Hubicka <jh@suse.cz>
3821 tree-optimization/36100
3822 * tree-pass.h (pass_O0_always_inline): Declare.
3823 * ipa-inline.c (inline_transform): Remove dead code.
3824 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
3825 pass_O0_always_inline): New.
3826 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
3828 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
3830 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
3831 mnemonic in this_param move for TARGET_64BIT.
3833 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
3835 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
3836 (*strmovsi_rex_1): Ditto.
3837 (*strsetsi_1): Ditto.
3838 (*strsetsi_rex_1): Ditto.
3840 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
3841 adddicc expanders using SWI mode iterator.
3843 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
3846 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
3849 2008-05-04 David S. Miller <davem@davemloft.net>
3851 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
3852 (sparc*-*-linux*): Use linux.h in tm_file.
3853 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
3854 compiler defaulting to 32-bit.
3855 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
3857 * config/sparc/linux.h: Remove definitions now obtained
3858 properly from linux.h
3859 * config/sparc/linux64.h: Likewise.
3860 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
3861 don't want this setting for 32-bit builds in a biarch compiler.
3862 * doc/install.texi: Add sparc-linux to list of targets
3863 supporting --enable-targets=all.
3865 2008-05-03 Andrew Pinski <pinskia@gmail.com>
3867 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
3869 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
3871 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
3872 after V4SI_FTYPE_V8HI.
3873 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
3874 case V4SI_FTYPE_V2DF.
3876 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
3878 * doc/invoke.texi (max-flow-memory-locations): Removed.
3879 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
3881 2008-05-03 Richard Guenther <rguenther@suse.de>
3884 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
3886 2008-05-02 David S. Miller <davem@davemloft.net>
3888 * config.gcc (need_64bit_hwint): Document libcpp dependency.
3890 2008-05-02 Simon Baldwin <simonb@google.com>
3893 * c-common.h (warn_array_subscript_range): Removed.
3894 * c-common.c (warn_array_subscript_range): Ditto.
3895 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
3896 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
3898 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3900 * config/i386/i386.c (ix86_special_builtin_type): New.
3901 (bdesc_special_args): Likewise.
3902 (ix86_expand_special_args_builtin): Likewise.
3903 (ix86_init_mmx_sse_builtins): Updated.
3904 (ix86_expand_builtin): Updated.
3905 (ix86_expand_store_builtin): Removed.
3906 (ix86_expand_unop_builtin): Likewise.
3908 * config/i386/mm3dnow.h (__v2sf): Moved to ...
3909 * config/i386/mmintrin.h (__v2sf): Here.
3911 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
3913 (_mm_loadl_pi): Likewise.
3914 (_mm_storeh_pi): Replace __v2si with __v2sf.
3915 (_mm_storel_pi): Likewise.
3917 * doc/extend.texi: Correct __builtin_ia32_loadhps,
3918 __builtin_ia32_loadlps, __builtin_ia32_storehps,
3919 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
3920 __builtin_ia32_loadlpd.
3922 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3924 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
3925 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
3926 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
3927 (ix86_init_mmx_sse_builtins): Updated.
3928 (ix86_expand_args_builtin): Likewise.
3929 (ix86_expand_builtin): Likewise.
3930 (ix86_expand_unop1_builtin): Renamed to ...
3931 (ix86_expand_unop_vec_merge_builtin): This.
3933 2008-05-01 Jan Hubicka <jh@suse.cz>
3936 * ipa-inline.c (inline_generate_summary): Make static.
3937 (inline_transform): Do not call inlining at -O0; make static.
3938 * passes.c (execute_todo): Add sanity check.
3939 (execute_one_ipa_transform_pass): Execute proper flags.
3941 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
3943 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
3944 (DECL_NONADDRESSABLE_P): Likewise.
3945 * alias.c (record_component_aliases): Fix comment.
3947 2008-05-01 Simon Baldwin <simonb@google.com>
3949 * c-common.h (warn_array_subscript_range): New function.
3950 * c-common.c (warn_array_subscript_range): Ditto.
3951 * tree-vrp.c (check_array_ref): Corrected code to agree with
3952 comment, ignoring only arrays of size 0 or size 1.
3953 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
3955 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3957 * config/i386/i386.c (ix86_builtin_type): Replace
3958 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
3959 (bdesc_args): Updated.
3960 (ix86_init_mmx_sse_builtins): Likewise.
3961 (ix86_expand_args_builtin): Likewise.
3963 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
3966 * doc/extend.texi: Correct __builtin_ia32_palignr.
3968 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
3971 * config/i386/i386.c (bdesc_crc32): Removed.
3972 (ix86_expand_crc32): Likewise.
3973 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
3974 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
3975 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
3976 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
3977 UINT_FTYPE_UINT_UCHAR.
3978 (bdesc_args): Updated. Add crc32 builtins.
3979 (ix86_init_mmx_sse_builtins): Updated.
3980 (ix86_expand_args_builtin): Updated to support subreg.
3982 * doc/extend.texi: Correct __builtin_ia32_crc32di.
3984 2008-05-01 Jan Hubicka <jh@suse.cz>
3986 * tree-pass.h (opt_pass): Add IPA_PASS.
3987 (varpool_node, cgraph_node): Forward declare.
3988 (ipa_opt_pass): Define.
3989 (pass_ipa_inline): Turn into ipa_opt_pass.
3990 (pass_apply_inline): Remove.
3991 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
3992 (apply_inline): Turn into ....
3993 (inline_transform): ... this one.
3994 (inline_generate_summary): New function.
3995 (pass_apply_inline): Remove.
3996 * function.h (ipa_opt_pass): Forward declare structure; typedef;
3998 (struct function): Add ipa_transforms_to_apply.
3999 * passes.c (register_one_dump_file): Work on IPA_PASS.
4000 (init_optimization_passes): Remove pass_inline_parameters and
4002 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
4003 (execute_one_pass) ... here; apply transforms when possible.
4004 (add_ipa_transform_pass, execute_ipa_summary_asses,
4005 execute_one_ipa_transform_pass): New.
4006 (execute_ipa_pass_list): Update for IPA_PASS type.
4008 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4010 * config/i386/i386.c (ix86_builtin_type): Add
4011 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
4012 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
4013 (bdesc_args): Add SSE4a builtins.
4014 (ix86_init_mmx_sse_builtins): Updated.
4015 (ix86_expand_args_builtin): Likewise.
4016 (ix86_expand_builtin): Likewise.
4018 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4020 * config/i386/i386.c (ix86_builtin_type): Add
4021 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
4022 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
4023 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
4024 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
4025 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
4026 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
4027 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
4028 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
4029 and DI_FTYPE_DI_DI_INT.
4030 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
4031 (ix86_init_mmx_sse_builtins): Updated.
4032 (ix86_expand_args_builtin): Likewise.
4033 (ix86_expand_builtin): Likewise.
4034 (ix86_expand_binop_imm_builtin): Removed.
4036 * doc/extend.texi: Correct __builtin_ia32_palignr128.
4038 2008-04-30 Richard Guenther <rguenther@suse.de>
4040 PR tree-optimization/32921
4041 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
4043 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
4045 * config/arm/arm.c (arm_unwind_emit): Use
4046 crtl->all_throwers_are_sibcalls instead of
4047 cfun->all_throwers_are_sibcalls.
4048 (arm_output_fn_unwind): Likewise.
4049 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
4050 instead of cfun->uses_pic_offset_table.
4051 (frv_expand_prologue): Likewise.
4052 (frv_frame_pointer_required): Likewise.
4053 (frv_expand_fdpic_call): Likewise.
4054 (frv_emit_movsi): Likewise.
4055 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
4056 cfun->returns_pcc_struct instead of
4057 current_function_returns_pcc_struct.
4058 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
4059 instead of cfun->calls_eh_return.
4060 (m32c_pushm_popm): Likewise.
4061 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
4062 "extern" declaration.
4064 2008-04-30 Richard Guenther <rguenther@suse.de>
4066 PR tree-optimization/21636
4067 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
4069 (evaluate_stmt): Print the likely value.
4070 (ccp_visit_stmt): Avoid excessive vertical spacing.
4072 2008-04-30 Rafael Espindola <espindola@google.com>
4074 * builtins.c (fold_call_expr): Return realret.
4075 * tree-ssa-threadedge.c
4076 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
4077 __builtin_object_size.
4079 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
4081 * gcc.c (wrapper_string): New variable.
4082 (insert_wrapper): New function.
4083 (execute): New option -wrapper.
4084 * doc/invoke.texi (Overall Options): New driver option -wrapper.
4086 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
4088 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
4089 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
4090 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
4092 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
4093 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
4094 config/rs6000/e500crtres64gprctr.asm,
4095 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
4096 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
4097 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
4098 config/rs6000/e500crtsav64gprctr.asm,
4099 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
4100 config/rs6000/e500crtsavg64gprctr.asm: New files.
4101 * config/rs6000/t-ppccomm: Add build rules for new files.
4102 (LIB2FUNCS_STATIC_EXTRA): Add new files.
4103 * config/rs6000/t-netbsd: Add build rules for new files.
4104 (LIB2FUNCS_STATIC_EXTRA): New variable.
4105 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
4106 (CRTSAVRES_DEFAULT_SPEC): Likewise.
4107 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
4109 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
4111 * config/i386/i386.c (ix86_builtin_type): Add
4112 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
4113 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
4114 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
4115 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
4116 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
4117 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
4118 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
4119 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
4120 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
4121 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
4122 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
4123 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
4124 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
4125 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
4126 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
4127 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
4128 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
4129 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
4130 V1DI_FTYPE_V2SI_V2SI.
4131 (bdesc_2arg): Moved to ...
4133 (ix86_init_mmx_sse_builtins): Updated.
4134 (ix86_expand_args_builtin): Updated. Take a pointer
4135 to const struct builtin_description. Handle comparison
4137 (ix86_expand_sse_compare): Take a new argument for swapping operands.
4138 (ix86_expand_builtin): Updated.
4140 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
4141 (ssse3_pmaddubsw128): This.
4142 (ssse3_pmaddubswv4hi3): Renamed to ...
4143 (ssse3_pmaddubsw): This.
4145 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
4146 (__builtin_ia32_packssdw128): Likewise.
4147 (__builtin_ia32_packuswb128): Likewise.
4148 (__builtin_ia32_pmaddubsw): Likewise.
4149 (__builtin_ia32_pmaddubsw128): Likewise.
4151 2008-04-30 Richard Guenther <rguenther@suse.de>
4153 PR tree-optimization/14847
4154 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
4155 (recognize_bits_test): Use it.
4156 (recognize_single_bit_test): Likewise.
4158 2008-04-30 Martin Jambor <mjambor@suse.cz>
4160 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
4161 instead of setting number of formal parameters to zero.
4162 (ipcp_init_stage): Do not set the number of actual parameters to zero
4164 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
4165 which are called with variable number of arguments.
4166 (ipcp_insert_stage): Explicitely skipping all nodes which are
4167 called with variable number of arguments.
4168 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
4169 number of parameters.
4171 * ipa-prop.h (struct ipa_node_params): Added flag
4172 called_with_var_arguments
4173 (ipa_set_param_count): Added. Changed sole setter to use it.
4174 (ipa_get_param_count): Added. All readers of param_count
4175 converted to use it instead.
4176 (ipa_set_called_with_variable_arg): Added.
4177 (ipa_is_called_with_var_arguments): Added.
4178 (ipa_get_ith_param): Added. All readers of param_decls converted
4180 (ipa_set_cs_argument_count): Added, sole writer to argument_count
4182 (ipa_get_cs_argument_count): Added, all readers of argument_count
4184 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
4187 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
4188 (struct ipcp_lattice): Renamed cval_type to type
4189 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
4191 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
4192 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
4193 (ipcp_insert_stage): Changed the type of variable cvalue to tree
4194 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
4195 (build_const_val): Changed the type of parameter cvalue to tree
4196 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
4197 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
4199 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
4202 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
4203 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
4204 (ipa_add_method): Renamed to ipa_push_func_to_list
4205 (ipa_remove_method): Renamed to ipa_pop_func_from_list
4206 (ipa_callsite_param_count): Removed.
4207 (ipa_callsite_param_count_set): Removed.
4208 (ipa_callsite_param): Removed.
4209 (ipa_callsite_callee): Removed.
4210 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
4211 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
4212 (ipa_method_formal_count): Removed.
4213 (ipa_method_formal_count_set): Removed.
4214 (ipa_method_get_tree): Removed.
4215 (ipa_method_tree_map_create): Removed.
4216 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
4217 (ipa_create_param_decls_array): Creates the array itself
4218 (ipa_create_param_decls_array): Temporary variable info instead of
4220 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
4221 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
4222 (get_type): Removed.
4223 (ipa_jf_get_info_type): Removed.
4224 (ipa_node_create): Renamed to ipa_create_node_params
4225 (ipa_free): Renamed to ipa_free_all_node_params
4226 (ipa_nodes_create): Renamed to ipa_create_all_node_params
4227 (ipa_edges_create): Renamed to ipa_create_all_edge_args
4228 (ipa_edges_free): Renamed to ipa_free_all_edge_args
4229 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
4230 (ipa_free_all_node_params): Deallocation to jump_functions moved to
4231 ipa_free_all_edge_args
4232 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
4233 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
4234 (ipa_create_methodlist_node): Removed.
4235 (ipa_methodlist_method): Removed.
4236 (ipa_methodlist_method_set): Removed.
4237 (ipa_methodlist_next_method): Removed.
4238 (ipa_methodlist_next_method_set): Removed.
4239 (ipa_method_is_modified): Removed.
4240 (ipa_method_modify_create): Removed.
4241 (ipa_method_modify_init): Temporary variable info instead of a few
4243 (ipa_detect_param_modifications): Temporary variable info instead of
4245 (ipa_compute_jump_functions): Temporary variable info instead of
4247 (ipa_method_modify_set): Removed.
4248 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
4249 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
4250 than craph_node as the first parameter.
4251 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
4252 (ipa_method_modify_init): Removed.
4253 (ipa_compute_jump_functions): Added a temp variable instead of
4254 repeatadly dereferencing the cgraph_edge.aux pointer
4255 (ipa_callsite_param_set_type): Removed.
4256 (ipa_compute_jump_functions): i renamed to index and moved to
4258 (ipa_callsite_param_set_info_type_formal): Removed.
4259 (ipa_callsite_param_set_info_type): Removed.
4260 (ipa_callsite_param_map_create): Removed.
4261 (ipa_callsite_tree): Removed.
4262 (ipa_callsite_caller): Removed.
4263 (ipa_pop_func_from_list): return_method removed to return_func
4265 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
4266 prefixed all values with IPA_. Changed all users.
4267 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
4268 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
4269 and FORMAL_IPATYPE IPA_PASS_THROUGH.
4270 (union parameter_info): Renamed to jump_func_value.
4271 (union jump_func_value): Renamed value to constant
4272 (struct ipa_jump_func): Renamed info_type to value
4273 (struct ipa_node): Renamed to ipa_node_params
4274 (struct ipa_node_params): Renamed ipa_arg_num to param_count
4275 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
4276 (struct ipa_node_params): Renamed ipa_mod to modified_flags
4277 (struct ipa_edge): Renamed to ipa_edge_args
4278 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
4279 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
4280 (struct ipa_methodlist): Renamed to ipa_func_list
4281 (struct ipa_func_list): method_p renamed to node, next_method
4283 (ipa_methodlist_p): Removed, switched all users to struct pointer
4284 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
4286 2008-04-30 Alan Modra <amodra@bigpond.net.au>
4288 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
4289 (rs6000_emit_epilogue): Use backchain to restore only when we
4290 have a large frame. Make use of frame pointer to restore if we
4291 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
4293 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
4295 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
4296 Add mode to zero_extract.
4297 (sign bit tests peepholes): (Ditto.).
4299 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
4301 * config/i386/i386.c (ix86_builtins): Replace Prescott New
4302 Instructions in comments with SSE3.
4303 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
4304 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
4305 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
4306 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
4307 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
4308 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
4309 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
4310 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
4311 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
4312 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
4313 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
4314 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
4315 (bdesc_sse_args): Renamed to ...
4316 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
4317 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
4318 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
4320 (bdesc_1arg): Moved to ...
4322 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
4323 Instructions in comments with SSE3.
4324 (ix86_expand_sse_operands_builtin): Renamed to ...
4325 (ix86_expand_args_builtin): This. Updated.
4326 (ix86_expand_unop1_builtin): Update comments.
4327 (ix86_expand_builtin): Updated.
4329 2008-04-29 Richard Guenther <rguenther@suse.de>
4331 PR tree-optimization/36078
4332 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
4333 Update virtual SSA form after cleaning up the CFG.
4335 2008-04-29 Richard Guenther <rguenther@suse.de>
4338 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
4340 2008-04-29 Richard Guenther <rguenther@suse.de>
4342 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
4343 (compute_may_aliases): Do not call finalize_ref_all_pointers.
4344 (compute_flow_insensitive_aliasing): Do not treat
4345 PTR_IS_REF_ALL pointers special.
4346 (get_smt_for): Likewise.
4347 (may_alias_p): Re-structure.
4348 (is_escape_site): A ref-all pointer conversion is not an escape site.
4349 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
4350 PTR_IS_REF_ALL pointers special.
4351 * tree-ssa-structalias.h (struct alias_info): Remove
4352 ref_all_symbol_mem_tag field.
4353 (PTR_IS_REF_ALL): Remove.
4355 2008-04-29 Richard Guenther <rguenther@suse.de>
4358 * fold-const.c (extract_muldiv_1): In combining division constants
4359 make sure to never overflow.
4361 2008-04-29 Nick Clifton <nickc@redhat.com>
4363 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
4365 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4368 * optc-gen.awk: Work around HP-UX/IA awk bug.
4370 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
4372 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
4375 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4378 * config/i386/i386.md
4379 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
4380 Change operand 1 predicate to nonimmediate_operand.
4382 2008-04-28 Jakub Jelinek <jakub@redhat.com>
4385 * dwarf2out.c (struct die_struct): Mark as chain_circular through
4387 * gengtype.c (walk_type, write_func_for_structure): Handle
4389 * doc/gty.texi: Document chain_circular.
4391 2008-04-28 Richard Guenther <rguenther@suse.de>
4393 PR tree-optimization/36066
4394 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
4397 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4400 * config/i386/i386.md
4401 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
4402 Use match_scratch instead of match_operand for operands 3 and 4.
4404 2008-04-27 Richard Guenther <rguenther@suse.de>
4406 PR tree-optimization/18754
4407 PR tree-optimization/34223
4408 * tree-pass.h (pass_complete_unrolli): Declare.
4409 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
4410 loop size before and after unconditionally of UL_NO_GROWTH in effect.
4411 Rewrite loop into loop closed SSA form if it is not already.
4412 (tree_unroll_loops_completely): Re-structure to iterate over
4413 innermost loops with intermediate CFG cleanups.
4414 Unroll outermost loops only if requested or the code does not grow
4416 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
4417 loops are available.
4418 (tree_vectorize): Instead do so here.
4419 (tree_complete_unroll): Also unroll outermost loops.
4420 (tree_complete_unroll_inner): New function.
4421 (gate_tree_complete_unroll_inner): Likewise.
4422 (pass_complete_unrolli): New pass.
4423 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
4424 uses outside of the loop.
4425 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
4426 form if it is available.
4427 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
4428 * passes.c (init_optimization_passes): Schedule complete inner
4429 loop unrolling pass before the first CCP pass after final inlining.
4431 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
4433 * targhooks.h (default_emutls_var_fields,
4434 default_emutls_var_init): Declare.
4435 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
4436 * target.h (struct gcc_target): Add struct emutls member.
4437 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
4438 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
4439 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
4440 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
4441 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
4442 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
4443 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
4444 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
4445 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
4446 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
4447 emit debug information.
4448 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
4449 * varasm.c: Include targhooks.h.
4450 (emutls_object_section, emutls_tmpl_section): New.
4451 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
4452 (EMUTLS_SEPARATOR): New.
4454 (get_emutls_object_name): New.
4455 (default_emutls_var_fields): New, broken out of ...
4456 (get_emutls_object_type): ... here. Adjust to use target hooks.
4457 (get_emutls_init_templ_addr): Adjust to use target hooks.
4458 (emutls_decl): Adjust to use target hooks.
4459 (emutls_finish): Likewise.
4460 (default_emutls_var_init): New, broken out of ...
4461 (assemble_variable): ... here. Adjust to use target hooks.
4462 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
4464 * c-common.c (handle_section_attribute): Prevent overriding
4465 sections for emulated tls with special sections.
4466 * config/i386/i386.c (x86_64_elf_select_section): Add
4467 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
4468 (x86_64_elf_unique_section): Likewise.
4469 * config/vxworks.c: Include tree.h.
4470 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
4471 (vxworks_override_options): Set TLS scheme.
4472 * doc/tm.texi (Emulated TLS): New node.
4474 2008-04-26 Simon Baldwin <simonb@google.com>
4477 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
4478 with propagated string constants.
4480 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
4482 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
4483 constraint for operand 2 when operand 0 is memory operand.
4484 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
4485 operand 0 is memory operand.
4486 (fix_trunc<mode>_i387_with_temp): Ditto.
4487 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
4488 operand 2 when operand 1 is memory operand.
4489 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
4490 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
4491 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
4492 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
4493 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
4494 operands 2,3 and 4 when operand 1 is memory operand.
4495 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
4497 (fistdi2_floor_with_temp): Ditto.
4498 (fist<mode>2_floor_with_temp): Ditto.
4499 (fistdi2_ceil_with_temp): Ditto.
4500 (fist<mode>2_ceil_with_temp): Ditto.
4501 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
4503 2008-04-26 David Daney <ddaney@avtrex.com>
4505 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
4507 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
4508 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
4509 UNSPEC_UPDATE_GOT_VERSION): Renumber.
4510 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
4511 (compare_and_swap_12): New insn.
4512 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
4513 * config/mips/mips.c (mips_force_binary): New function.
4514 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
4515 (mips_expand_compare_and_swap_12): New function.
4516 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
4518 2008-04-25 Jan Hubicka <jh@suse.cz>
4521 * cfgexpand.c (pass_expand): Turn into RTL pass.
4522 * passes.c (execute_one_pass): Do pass typechecking after execution.
4523 * tree-pass.h (pass_expand): Turn into RTL pass.
4525 * function.h (struct rtl_data): Move here fields
4526 accesses_prior_frames, calls_eh_return, saves_all_registers,
4527 has_nonlocal_goto, has_asm_statement, is_thunk,
4528 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
4529 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
4530 arg_pointer_save_area_init from struct function; turn into bool.
4531 (struct function): Move
4532 calls_eh_return, saves_all_registers, has_nonlocal_goto,
4533 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
4534 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
4535 tail_call_emit, arg_pointer_save_area_init
4536 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
4537 (current_function_returns_struct, current_function_returns_pcc_struct,
4538 current_function_calls_setjmp, current_function_calls_alloca,
4539 current_function_accesses_prior_frames,
4540 current_function_calls_eh_return, current_function_is_thunk,
4541 current_function_stdarg, current_function_profile,
4542 current_function_limit_stack, current_function_uses_pic_offset_table,
4543 current_function_uses_const_pool, current_function_has_nonlocal_label,
4544 current_function_saves_all_registers,
4545 current_function_has_nonlocal_goto,
4546 current_function_has_asm_statement): Remove accesor macros.
4547 * ra-conflict.c (global_conflicts): Update.
4548 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
4549 (suitable_for_tail_call_opt_p): Update.
4550 * builtins.c (expand_builtin_return_addr): Update.
4551 (expand_builtin_setjmp_setup): Update.
4552 (expand_builtin_nonlocal_goto): Update.
4553 * final.c (final_start_function): Update.
4554 (profile_function): Update.
4555 (leaf_function_p): Update.
4556 (only_leaf_regs_used): Update.
4557 * df-scan.c (df_get_exit_block_use_set): Update.
4558 * dojump.c (clear_pending_stack_adjust): Update.
4559 * tree-stdarg.c (gate_optimize_stdarg): Update.
4560 * gimple-low.c (lower_function_body): Update.
4561 * global.c (compute_regsets): Update.
4562 (global_alloc): Update.
4563 * dwarf2out.c (dwarf2out_begin_prologue): Update.
4564 * expr.c (expand_assignment): Update.
4565 * dse.c (dse_step0): Update.
4566 (dse_step1): Update.
4567 * c-decl.c (store_parm_decls): Update.
4568 * local-alloc.c (combine_regs): Update.
4569 (find_free_reg): Update.
4570 * function.c (assign_parms_augmented_arg_list): Update.
4571 (assign_parm_find_data_types): Update.
4572 (assign_parms): Update.
4573 (allocate_struct_function): Update.
4574 (expand_function_start): Update.
4575 (expand_function_end): Update.
4576 (get_arg_pointer_save_area): Update.
4577 (thread_prologue_and_epilogue_insns): Update.
4578 (rest_of_match_asm_constraints): Update.
4579 * stor-layout.c (variable_size): Update.
4580 * gcse.c (gcse_main): Update.
4581 (bypass_jumps): Update.
4582 * gimplify.c (gimplify_function_tree): Update.
4583 * calls.c (emit_call_1): Update.
4584 (expand_call): Update.
4585 * bt-load.c (compute_defs_uses_and_gen): Update.
4586 * except.c (sjlj_assign_call_site_values): Update.
4587 (sjlj_emit_function_enter): Update.
4588 (can_throw_external): Update.
4589 (set_nothrow_function_flags): Update.
4590 (expand_builtin_unwind_init): Update.
4591 (expand_eh_return): Update.
4592 (convert_to_eh_region_ranges): Update.
4593 (output_function_exception_table): Update.
4594 * emit-rtl.c (gen_tmp_stack_mem): Update.
4595 * cfgexpand.c (expand_used_vars): Update.
4596 (tree_expand_cfg): Update.
4597 * cfgcleanup.c (rest_of_handle_jump): Update.
4598 * explow.c (allocate_dynamic_stack_space): Update.
4599 * varasm.c (assemble_start_function): Update.
4600 (force_const_mem): Update.
4601 (mark_constant_pool): Update.
4602 * tree-optimize.c (tree_rest_of_compilation): Update.
4603 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
4604 * tree-cfg.c (notice_special_calls): Update.
4605 (is_ctrl_altering_stmt): Update.
4606 (tree_can_make_abnormal_goto): Update.
4607 (tree_purge_dead_abnormal_call_edges): Update.
4608 * config/alpha/predicates.md: Update.
4609 * config/alpha/alpha.c (alpha_sa_mask): Update.
4610 (alpha_sa_size): Update.
4611 (alpha_does_function_need_gp): Update.
4612 (alpha_expand_prologue): Update.
4613 (alpha_start_function): Update.
4614 (alpha_output_function_end_prologue): Update.
4615 (alpha_expand_epilogue): Update.
4616 * config/frv/frv.c (frv_stack_info): Update.
4617 (frv_expand_epilogue): Update.
4618 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
4619 (s390_register_info): Update.
4620 (s390_frame_info): Update.
4621 (s390_init_frame_layout): Update.
4622 (s390_can_eliminate): Update.
4623 (save_gprs): Update.
4624 * config/spu/spu.c (spu_split_immediate): Update.
4625 (need_to_save_reg): Update.
4626 (spu_expand_prologue): Update.
4627 (spu_expand_epilogue): Update.
4628 * config/sparc/sparc.md: Update.
4629 * config/sparc/sparc.c (eligible_for_return_delay): Update.
4630 (sparc_tls_got): Update.
4631 (legitimize_pic_address): Update.
4632 (sparc_emit_call_insn): Update.
4633 (sparc_expand_prologue): Update.
4634 (output_return): Update.
4635 (print_operand): Update.
4636 (sparc_function_ok_for_sibcall): Update.
4637 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
4638 * config/m32r/m32r.md: Update.
4639 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
4640 (m32r_compute_frame_size): Update.
4641 (m32r_expand_prologue): Update.
4642 (m32r_expand_epilogue): Update.
4643 (m32r_legitimize_pic_address): Update.
4644 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
4645 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
4646 * config/i386/i386.c (ix86_frame_pointer_required): Update.
4648 (ix86_save_reg): Update.
4649 (ix86_compute_frame_layout): Update.
4650 (ix86_expand_prologue): Update.
4651 (ix86_expand_epilogue): Update.
4652 * config/sh/sh.c (output_stack_adjust): Update.
4653 (calc_live_regs): Update.
4654 (sh5_schedule_saves): Update.
4655 (sh_expand_prologue): Update.
4656 (sh_expand_epilogue): Update.
4657 (sh_setup_incoming_varargs): Update.
4658 (sh_allocate_initial_value): Update.
4659 (sh_get_pr_initial_val): Update.
4660 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
4661 * config/sh/sh.md (label:): Update.
4662 * config/avr/avr.c (out_movhi_mr_r): Update.
4663 * config/crx/crx.h (enum): Update.
4664 * config/xtensa/xtensa.h (along): Update.
4665 * config/stormy16/stormy16.c Update.
4666 (xstormy16_compute_stack_layout): Update.
4667 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
4668 (fr30_expand_prologue): Update.
4669 * config/cris/cris.c (cris_conditional_register_usage): Update.
4670 (cris_reg_saved_in_regsave_area): Update.
4671 (cris_initial_frame_pointer_offset): Update.
4672 (cris_simple_epilogue): Update.
4673 (cris_expand_prologue): Update.
4674 (cris_expand_epilogue): Update.
4675 (cris_expand_pic_call_address): Update.
4676 (cris_asm_output_symbol_ref): Update.
4677 (cris_asm_output_label_ref): Update.
4678 * config/cris/cris.md Update.
4679 * config/iq2000/iq2000.c (compute_frame_size): Update.
4680 (iq2000_expand_epilogue): Update.
4681 * config/mt/mt.h (save_direction): Update.
4682 * config/mn10300/mn10300.c (mn10300_function_value): Update.
4683 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4684 (ia64_secondary_reload_class): Update.
4685 * config/m68k/m68k.c (m68k_save_reg): Update.
4686 (m68k_expand_prologue): Update.
4687 (m68k_expand_epilogue): Update.
4688 (legitimize_pic_address): Update.
4689 * config/rs6000/rs6000.c (rs6000_got_register): Update.
4690 (first_reg_to_save): Update.
4691 (first_altivec_reg_to_save): Update.
4692 (compute_vrsave_mask): Update.
4693 (compute_save_world_info): Update.
4694 (rs6000_stack_info): Update.
4695 (spe_func_has_64bit_regs_p): Update.
4696 (rs6000_ra_ever_killed): Update.
4697 (rs6000_emit_eh_reg_restore): Update.
4698 (rs6000_emit_allocate_stack): Update.
4699 (rs6000_emit_prologue): Update.
4700 (rs6000_emit_epilogue): Update.
4701 (rs6000_output_function_epilogue): Update.
4702 (output_profile_hook): Update.
4703 (rs6000_elf_declare_function_name): Update.
4704 * config/rs6000/rs6000.h (rs6000_args): Update.
4705 * config/rs6000/rs6000.md: Update.
4706 * config/mcore/mcore.c (mcore_expand_prolog): Update.
4707 * config/arc/arc.c (arc_output_function_epilogue): Update.
4708 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
4709 * config/darwin.c (machopic_function_base_name): Update.
4710 * config/score/score3.c (score3_compute_frame_size): Update.
4713 (score3_epilogue): Update.
4714 * config/score/score7.c (score7_compute_frame_size): Update.
4715 (score7_prologue): Update.
4716 (score7_epilogue): Update.
4717 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
4718 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
4719 * config/arm/arm.c (use_return_insn): Update.
4720 (require_pic_register): Update.
4721 (arm_load_pic_register): Update.
4722 (arm_compute_save_reg0_reg12_mask): Update.
4723 (arm_compute_save_reg_mask): Update.
4724 (thumb1_compute_save_reg_mask): Update.
4725 (output_return_instruction): Update.
4726 (arm_output_function_prologue): Update.
4727 (arm_output_epilogue): Update.
4728 (arm_get_frame_offsets): Update.
4729 (arm_expand_prologue): Update.
4730 (thumb_pushpop): Update.
4731 (thumb_exit): Update.
4732 (thumb1_expand_prologue): Update.
4733 (thumb1_expand_epilogue): Update.
4734 (arm_unwind_emit): Update.
4735 (arm_output_fn_unwind): Update.
4736 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
4737 * config/arm/arm.md: Update.
4738 * config/pa/pa.md: Update.
4739 * config/pa/pa.c (legitimize_pic_address): Update.
4740 (compute_frame_size): Update.
4741 (hppa_expand_prologue): Update.
4742 (hppa_expand_epilogue): Update.
4743 (borx_reg_operand): Update.
4744 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
4745 (HARD_REGNO_RENAME_OK): Update.
4746 * config/mips/mips.c (mips_global_pointer): Update.
4747 (mips_save_reg_p): Update.
4748 (mips_compute_frame_info): Update.
4749 (mips_frame_pointer_required): Update.
4750 (mips_expand_prologue): Update.
4751 (mips_expand_epilogue): Update.
4752 (mips_can_use_return_insn): Update.
4753 (mips_reorg_process_insns): Update.
4754 * config/v850/v850.c (compute_register_save_size): Update.
4755 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
4756 * config/mmix/mmix.c (along): Update.
4757 (mmix_expand_epilogue): Update.
4758 * config/bfin/bfin.c (legitimize_pic_address): Update.
4759 (must_save_p): Update.
4760 (stack_frame_needed_p): Update.
4761 (add_to_reg): Update.
4762 (bfin_expand_prologue): Update.
4763 * stmt.c (expand_asm_operands): Update.
4764 * reload1.c (reload): Update.
4765 (init_elim_table): Update.
4767 2008-04-25 Bob Wilson <bob.wilson@acm.org>
4769 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
4771 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
4773 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
4774 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
4775 (mov<mode>): Removed.
4776 (*movv4sf_internal): Likewise.
4777 (*movv2df_internal): Likewise.
4779 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
4781 * config.gcc (crx-*-elf): Remove deprecation.
4783 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
4785 * config/i386/cygming-crtend.c (register_frame_ctor): Register
4786 __gcc_deregister_frame with atexit.
4787 (deregister_frame_dtor): Remove.
4789 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
4790 Nathan Sidwell <nathan@codesourcery.com>
4792 * config/rs6000/rs6000.opt (mspe): Remove Var property.
4794 * config/rs6000/rs6000.h (rs6000_spe): Declare.
4795 (rs6000_isel): Likewise.
4796 * config/rs6000/rs6000.c (rs6000_spe): New variable.
4797 (rs6000_isel): New variable.
4798 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
4800 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4803 * c-common.c (handle_vector_size_attribute): Call
4804 lang_hooks.types.reconstruct_complex_type instead of
4805 reconstruct_complex_type.
4806 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
4807 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
4808 * langhooks.h (struct lang_hooks_for_types): Add
4809 reconstruct_complex_type hook.
4810 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
4811 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
4813 2008-04-24 Richard Guenther <rguenther@suse.de>
4815 * c-common.h (check_builtin_function_arguments): Declare.
4816 * c-common.c (validate_nargs): New function.
4817 (check_builtin_function_arguments): Likewise.
4818 * c-typeck.c (build_function_call): Call
4819 check_builtin_function_arguments.
4820 * builtins.c (fold_builtin_classify): Remove error reporting code.
4821 (fold_builtin_unordered_cmp): Likewise.
4822 (fold_builtin_1): Likewise.
4823 (fold_builtin_n): Likewise.
4825 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4827 PR tree-optimization/36008
4828 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
4829 the original op1, rather than delta by step.
4831 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
4832 Sebastian Pop <sebastian.pop@amd.com>
4834 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
4835 eliminate_local_variables_stmt, eliminate_local_variables,
4836 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
4837 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
4838 of code delimited by two edges in the CFG.
4839 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
4840 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
4841 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
4842 the case of parallelisation of reductions.
4843 (expr_invariant_in_region_p): New.
4845 * tree-flow.h (gather_blocks_in_sese_region): Declared.
4846 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
4848 2008-04-24 Ira Rosen <irar@il.ibm.com>
4849 Richard Guenther <rguenther@suse.de>
4851 PR tree-optimization/36034
4852 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
4853 incapable of dealing with loads with gaps.
4855 2008-04-24 Rafael Espindola <espindola@google.com>
4857 * tree-flow.h (vrp_evaluate_conditional): Change signature.
4858 * tree-ssa-propagate.c (fold_predicate_in): Update call to
4859 vrp_evaluate_conditional.
4860 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
4861 (vrp_evaluate_conditional): Split the cond argument.
4862 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
4863 (simplify_stmt_for_jump_threading): Update call to
4864 vrp_evaluate_conditional.
4866 2008-04-24 Ira Rosen <irar@il.ibm.com>
4868 PR tree-optimization/35982
4869 * tree-vect-analyze.c (vect_check_interleaving): Check that the
4870 interleaved data-refs are of the same type.
4872 2008-04-24 Danny Smith <dannysmith@users.net>
4874 * c-format.c (check_format_info_main): Use strncmp rather than a
4875 magic prefix to handle multichar length specs.
4876 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
4877 Don't prefix "I64" and "I32" with '\0'.
4879 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4882 * config/i386/i386.c (init_cumulative_args): Don't pass anything
4883 in registers for -m32 only if stdarg_p (fntype).
4885 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
4887 PR rtl-optimization/36006
4888 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
4889 temp to op0 in order to avoid invalid rtx sharing.
4891 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4893 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
4894 check TREE_INVARIANT.
4895 * tree-gimple.c (is_gimple_address): New.
4896 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
4897 * tree-gimple.h (is_gimple_address): New.
4898 * tree.h (decl_address_invariant_p): New.
4899 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
4900 (build_string): Likewise.
4901 (decl_address_invariant_p): New, from is_gimple_invariant_address.
4902 (tree_invariant_p_1): Likewise.
4903 (save_expr): Use it.
4904 (tree_invariant_p): New.
4905 (skip_simple_arithmetic): Use it.
4906 (stabilize_reference_1): Use it.
4907 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
4909 (build1_stat): Drop code to compute TREE_INVARIANT.
4910 (build2_stat): Drop code to compute TREE_INVARIANT.
4911 (build3_stat): Drop code to compute TREE_INVARIANT.
4912 (build4_stat): Drop code to compute TREE_INVARIANT.
4913 (build5_stat): Drop code to compute TREE_INVARIANT.
4914 (build7_stat): Drop code to compute TREE_INVARIANT.
4915 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
4916 * tree.h (struct tree_base): Remove invariant_flag.
4917 (TREE_INVARIANT): Remove.
4918 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
4919 (fold_builtin_expect): Check TREE_CONSTANT.
4920 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
4921 * c-tree.h (c_expr_to_decl): Drop third parameter.
4922 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
4923 (build_c_cast): Don't set TREE_INVARIANT.
4924 (pop_init_level): Don't set TREE_INVARIANT.
4925 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
4926 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
4928 (gimplify_init_constructor): Don't set TREE_INVARIANT.
4929 (gimplify_addr_expr): Adjust comment.
4930 * tree-mudflap.c (mf_build_string):
4931 * print-tree.c (print_node): Don't print TREE_INVARIANT.
4932 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
4933 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
4934 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
4935 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
4936 * langhooks.h (struct lang_hooks): Drop third parameter from
4939 2008-04-23 Richard Guenther <rguenther@suse.de>
4941 PR tree-optimization/27799
4942 PR tree-optimization/32921
4943 PR tree-optimization/32624
4944 * tree-ssa-structalias.c (merge_smts_into): Only merge the
4945 SMTs aliases and the tag itself into the solution.
4946 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
4947 merge the points-to solution back into the SMT aliases.
4948 (may_alias_p): Use alias_set_subset_of instead of
4949 aliases_conflict_p. A pointer which points to
4950 memory with alias set zero may access any variable.
4952 2008-04-23 Richard Guenther <rguenther@suse.de>
4954 * alias.c (alias_set_subset_of): Correctly handle asking
4955 if zero is a subset of an alias set with zero child.
4956 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
4957 (compute_flow_insensitive_aliasing): Correctly walk all
4958 pointers. Do not unnecessarily union sets.
4960 2008-04-23 Richard Guenther <rguenther@suse.de>
4963 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
4965 2008-04-22 Tomas Bily <tbily@suse.cz>
4967 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
4969 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
4971 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
4972 * tree-ssa-structalias.c (get_constraint_for): Likewise.
4973 * tree-inline.c (estimate_num_insns_1): Likewise.
4974 * varasm.c (const_hash_1, compare_constant, copy_constant)
4975 (compute_reloc_for_constant, output_addressed_constants): Likewise.
4976 * emit-rtl.c (component_ref_for_mem_expr)
4977 (set_mem_attributes_minus_bitpos): Likewise.
4978 * expr.c (highest_pow2_factor, expand_expr_real_1, )
4979 (is_aligning_offset): Likewise.
4980 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
4981 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
4982 * dojump.c (do_jump): Likewise.
4983 * builtins.c (get_pointer_alignment, get_memory_rtx)
4984 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
4985 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
4987 2008-04-23 Jakub Jelinek <jakub@redhat.com>
4989 PR rtl-optimization/36017
4990 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
4991 expanding the library call.
4993 2008-04-22 Ian Lance Taylor <iant@google.com>
4995 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
4998 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
5000 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
5001 of LR/CTR moves for Power6.
5003 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5006 * passes.c (init_optimization_passes): Remove
5007 pass_fast_rtl_byte_dce.
5009 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
5012 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
5013 builtin functions to generate faster code.
5014 (_mm_cvtpu16_ps): Ditto.
5015 (_mm_cvtpi32x2_ps): Ditto.
5017 2008-04-22 Nick Clifton <nickc@redhat.com>
5019 * common.opt (ftree-loop-distribution): Add Optimization
5022 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
5023 (frv_expand_builtin_va_start): Likewise.
5025 * config/arm/arm.c (thumb_find_work_register): Fix location of
5026 argument register count.
5028 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5030 Support scheduling for ColdFire V1 and V3 microarchitecture.
5031 Improve scheduling of multiplication instructions.
5033 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
5034 (mac): New instruction attribute.
5035 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
5036 (m68k_sched_mac): New variable.
5037 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
5038 Handle cfv1 and cfv3.
5039 (max_insn_size): New static variable.
5040 (struct _sched_ib): New type.
5041 (sched_ib): New static variable.
5042 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
5043 to fields of 'struct _sched_ib sched_ib'. Update all uses.
5044 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
5046 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
5047 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
5048 new variables. Update.
5049 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
5050 Add modeling of cfv3 instruction buffer. Update.
5051 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
5052 * config/m68k/m68k.h (TUNE_CFV3): New macro.
5053 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
5054 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
5055 a particular reservation applies to.
5056 (type2): Reorganize attribute values. Rename alu to alu_reg,
5057 alu_l to alu, move_l to omove. Join move to alu. Split mul
5059 (cf_ib_*): Simplify description of instruction buffer.
5060 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
5061 (cf_mem): Split into cf_mem1 and cf_mem2.
5062 (cf_v2_move_??): Rename to cfv12_alu_??.
5063 (cf_v2_move_l_??): Rename to cfv12_omove_??.
5064 (cf_v2_mul_??): Remove reservations.
5065 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
5066 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
5067 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
5069 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
5070 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
5071 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
5072 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
5073 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
5074 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
5075 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
5076 expansions of the above reservations for instructions of sizes
5079 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5081 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
5083 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
5085 * coverage.c: Include tree-pass.h.
5086 (coverage_counter_alloc): Print da_file_name to the dump file.
5088 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
5090 * sbitmap.c (sbitmap_range_empty_p): New function.
5091 * sbitmap.h (sbitmap_range_empty_p): New function.
5092 * bitmap.h: Now includes obstack.h.
5094 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
5095 Kenneth Zadeck <zadeck@naturalbridge.com>
5097 * dbgcnt.def (ra_byte_scan): Added.
5098 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
5099 when the last hit happens for a counter.
5100 * timevar.def (TV_DF_BYTE_LR): New variable.
5101 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
5102 * passes.c (pass_fast_rtl_byte_dce): New pass.
5103 * fwprop.c (update_df): Added mode to call df_ref_create.
5104 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
5105 DF_REF_EXTRACT_OFFSET.
5106 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
5107 DF_BYTE_LR_OUT, df_byte_lr): New macro.
5109 (df_ref_extract): Added mode field.
5110 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
5111 DF_REF_EXTRACT_OFFSET.
5112 (DF_REF_EXTRACT_MODE): New macro.
5113 (df_byte_lr_bb_info): New structure.
5114 (df_print_byte_regset, df_compute_accessed_bytes,
5115 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
5116 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
5117 df_byte_lr_simulate_uses,
5118 df_byte_lr_simulate_artificial_refs_at_top,
5119 df_byte_lr_simulate_artificial_refs_at_end,
5120 df_compute_accessed_bytes): New function.
5121 (df_ref_create): Add parameter.
5122 (df_byte_lr_get_bb_info): New inline function.
5123 * df-scan.c (df_ref_record, df_uses_record,
5124 df_ref_create_structure): Added mode parameter.
5125 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
5126 df_defs_record, df_uses_record, df_get_conditional_uses,
5127 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
5128 df_entry_block_defs_collect, df_exit_block_uses_collect):
5129 Added mode parameter to calls to df_ref_record, df_uses_record,
5130 df_ref_create_structure.
5131 (df_ref_equal_p, df_ref_compare): Added test for modes.
5132 (df_ref_create_structure): Added code to set mode. Renamed
5133 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
5134 DF_REF_EXTRACT_OFFSET.
5135 * df-core.c (df_print_byte_regset): New function.
5136 * df-byte-scan.c: New file.
5137 * df-problems.c (df_rd_transfer_function): Removed unnecessary
5138 calls to BITMAP_FREE.
5139 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
5140 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
5141 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
5142 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
5143 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
5144 df_byte_lr_local_compute, df_byte_lr_init,
5145 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
5146 df_byte_lr_transfer_function, df_byte_lr_free,
5147 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
5148 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
5149 df_byte_lr_simulate_uses,
5150 df_byte_lr_simulate_artificial_refs_at_top,
5151 df_byte_lr_simulate_artificial_refs_at_end): New function.
5152 * dce.c (byte_dce_process_block): New function.
5153 (dce_process_block): au is now passed in rather than computed
5154 locally. Changed loops that look at artificial defs to not look
5155 for conditional or partial ones, because there never are any.
5156 (fast_dce): Now is able to drive byte_dce_process_block or
5157 dce_process_block depending on the kind of dce being done.
5158 (rest_of_handle_fast_dce): Add parameter to fast_dce.
5159 (rest_of_handle_fast_byte_dce): New function.
5160 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
5161 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
5163 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
5166 * gcc.h: Added fortran options that take arguments to
5167 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
5170 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
5172 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
5173 scalarization if on the LHS and not a full access.
5175 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5177 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
5179 2008-04-18 Rafael Espindola <espindola@google.com>
5181 * tree-vrp.c (find_case_label_index): Fix the binary search.
5182 (find_case_label_range): New.
5183 (vrp_visit_switch_stmt): Use find_case_label_range.
5184 (simplify_switch_using_ranges): Use find_case_label_range.
5186 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
5188 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
5189 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
5191 2008-04-18 Tom Tromey <tromey@redhat.com>
5194 * doc/cpp.texi (Implementation-defined behavior): Mention
5197 2008-04-18 Ian Lance Taylor <iant@google.com>
5199 * fold-const.c (pointer_may_wrap_p): New static function.
5200 (fold_comparison): Add another test for pointer overflow. Use
5201 pointer_may_wrap_p to disable some false positives.
5203 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
5205 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
5206 (fname_as_string): Match updated cpp_interpret_string prototype.
5207 (fix_string_type): Support char16_t* and char32_t*.
5208 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
5209 derivative) nodes. Register as builtin if C++0x.
5210 (c_parse_error): Support CPP_CHAR{16,32}.
5211 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
5212 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
5213 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
5214 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
5215 CTI_CHAR32_ARRAY_TYPE>: New elements.
5216 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
5217 char32_type_node, signed_char32_type_node, char16_array_type_node,
5218 char32_array_type_node): New defines.
5219 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
5220 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
5221 (lex_string): Support CPP_STRING{16,32}, match updated
5222 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
5223 (lex_charconst): Support CPP_CHAR{16,32}.
5224 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
5225 and CPP_STRING{16,32}.
5227 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
5230 * aclocal.m4: Regenerate.
5231 * configure: Regenerate.
5233 2008-04-18 Jan Hubicka <jh@suse.cz>
5235 * except.c (dw2_size_of_call_site_table,
5236 sjlj_size_of_call_site_table): Use vector API for call_site_record.
5238 * cgraphbuild.c (build_cgraph_edges): Update.
5239 * tree-pass.h: Update comment.
5240 * final.c (leaf_function_p): Update.
5241 (leaf_renumber_regs): Update.
5242 (rest_of_clean_state): Update.
5243 * omp-low.c (expand_omp_parallel): Update.
5244 * ipa-reference.c (analyze_function): Update.
5245 * reorg.c (find_end_label): Update.
5246 (optimize_skip): Update.
5247 (fill_simple_delay_slots): Update.
5248 (fill_simple_delay_slots): Update.
5249 (make_return_insns): Update.
5250 (dbr_schedule): Update.
5251 * gimple-low.c (record_vars_into): Update.
5252 * cfgbuild.c (make_edges): Update.
5253 * function.c (assign_stack_local): Update.
5254 (assign_parm_adjust_stack_rtl): Update.
5255 (locate_and_pad_parm): Update.
5256 (allocate_struct_function): Do not initialize stack_alignment_needed
5257 and preferred_stack_boundary here.
5258 (stack_protect_prologue): Update.
5259 (stack_protect_epilogue): Update.
5260 (expand_function_start): Initialize stack_alignment_needed,
5261 preferred_stack_boundary and max_jumptable_ents.
5262 (expand_function_end): Update.
5263 (free_after_compilation): Do not NULLify epilogue_delay_list.
5264 * function.h (struct rtl_data): Add stack_protect_guard,
5265 stack_alignment_needed,
5266 preferred_stack_boundary, epilogue_delay_list.
5267 (struct function): Remove value_histograms, stack_alignment_needed,
5268 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
5270 unexpanded_var_list, stack_protect_guard.
5271 (current_function_epilogue_delay_list): Remove.
5272 * ipa-type-escape.c (analyze_function): Update.
5273 * gimplify.c (pop_gimplify_context): Update comment.
5274 * calls.c (expand_call): Update.
5275 (emit_library_call_value_1): Update.
5276 * except.c (set_nothrow_function_flags): Update.
5277 * cfgexpand.c (get_decl_align_unit): Update.
5278 (create_stack_guard): Update.
5279 (estimated_stack_frame_size): Update.
5280 (expand_used_vars): Update.
5281 (tree_expand_cfg): Free histogram earliers, init expansion variables.
5282 * explow.c (allocate_dynamic_stack_space): Update.
5283 * tree-ssa-live.c (remove_unused_locals): Update.
5284 * varasm.c (mark_constant_pool): Update.
5285 * tree-inline.c (remap_decls): Update.
5286 (initialize_cfun): Update.
5287 (declare_return_variable): Update.
5288 (inline_forbidden_p): Update.
5289 (expand_call_inline): Update.
5290 (declare_inline_vars): Update.
5291 (tree_function_versioning): Update.
5292 * tree-flow.h (value_histograms): New.
5293 (VALUE_HISTOGRAMS): New macro.
5294 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
5296 * tree-cfg.c (set_bb_for_stmt): Update.
5297 (replace_by_duplicate_decl): Update.
5298 (move_block_to_fn): Update.
5299 (new_label_mapper): Update.
5300 (dump_function_to_file): Update.
5301 * ipa-struct-reorg.c (build_data_structure): Update.
5302 * cfgrtl.c (print_rtl_with_bb): Update.
5303 * reload1.c (reload): Update.
5305 * config/i386/i386.c (setup_incoming_varargs_64,
5306 ix86_compute_frame_layout): Update.
5307 * config/arc/arc.c (arc_output_function_epilogue): Update.
5309 2008-04-18 Marius Strobl <marius@FreeBSD.org>
5311 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
5312 for FreeBSD as well.
5313 * gthr-posix95.h: Likewise.
5315 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
5317 PR rtl-optimization/35838
5318 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
5319 out the byte offset of the first subreg.
5321 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
5323 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
5324 to split_ti instead of three separate calls with single member arrays.
5325 (subti3 splitter): Ditto.
5326 (adddi3 splitter): Ditto with split_di.
5327 (subdi3 splitter): Ditto.
5328 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
5329 two separate calls with single member arrays. Swap match_dup
5330 operands 1 and 2 to better fit into the array.
5331 (negdi2 splitter): Ditto with split_di.
5332 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
5333 two separate calls with single member arrays. Swap match_dup operands
5334 6 and 7 to better fit into the array.
5336 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
5338 * config/i386/i386.c (sse_builtin_type): New.
5339 (bdesc_sse_args): Likewise.
5340 (bdesc_sse_3arg): Removed.
5341 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5342 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
5343 IX86_BUILTIN_ROUNDPS.
5344 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
5345 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
5346 IX86_BUILTIN_ROUNDPS.
5347 (ix86_expand_sse_4_operands_builtin): Removed.
5348 (ix86_expand_sse_operands_builtin): New.
5349 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
5350 and CODE_FOR_sse4_1_roundps.
5351 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5352 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
5354 2008-04-17 Alan Modra <amodra@bigpond.net.au>
5357 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
5358 regs before frame pop when needed. If use_backchain_to_restore_sp
5359 then load backchain into a temp reg to restore vr and vrsave. Add
5360 code to restore vr after frame pop if possible.
5362 2008-04-17 Richard Guenther <rguenther@suse.de>
5364 * tree-vn.c (expressions_equal_p): Do not check type
5365 equality or compatibility before calling operand_equal_p.
5366 * fold-const.c (operand_equal_p): Check equivalence of
5367 integer constants before bailing out due to signedness or
5368 precision differences.
5369 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
5370 spurious differences in type qualification. Ignore types
5371 for COMPONENT_REFs at all.
5373 2008-04-17 Christian Bruel <christian.bruel@st.com>
5375 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
5376 msw_skip comparison.
5378 2008-04-16 Jakub Jelinek <jakub@redhat.com>
5381 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
5384 PR tree-optimization/35899
5385 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
5386 rather than TREE_OPERAND.
5388 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
5391 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
5392 temporary registers. Change operand predicate to general_operand.
5393 (remainderxf3): Ditto.
5395 2008-04-16 Richard Guenther <rguenther@suse.de>
5397 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
5398 * tree-affine.c (aff_combination_expand): Look through some
5401 2008-04-15 Doug Kwan <dougkwan@google.com>
5403 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
5405 * tree-pretty-print.c (dump_generic_node): Ditto.
5406 * final.c (output_addr_const): Ditto.
5407 * dwarf2out.c (output_cfi): Ditto.
5408 * c-pretty-print.c (pp_c_integer_constant): Ditto.
5409 * print-rtl.c (print_rtx): Ditto.
5410 * print-tree.c (print_node_brief, print_node): Ditto.
5411 * c-common.c (match_case_to_enum_1): Ditto.
5412 * sched-vis.c (print_value): Ditto.
5413 * config/i386/i386.c (print_operand): Cast to long unsigned int
5416 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
5417 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
5418 MS Windows VirtualProtect function.
5420 2008-04-15 Jan Hubicka <jh@suse.cz>
5422 * gengtype.c (write_root): Param_is argument is OK.
5423 * expr.c (expand_expr_real_1): Update call of get_exception_*.
5424 * function.h: Include varray.h
5425 (rtl_eh): New stucture based on except.c one.
5426 (call_site_record): New forward declaration and vector type.
5427 * calls.c (emit_call_1): Do not call
5428 note_current_region_may_contain_throw.
5429 * except.c (eh_status): Remove cur_region, try_region since they are
5431 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
5432 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
5433 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
5434 Remove call_site_data_used, call_site_data_size.
5435 Turn call_site_record into vector in function.h.
5436 (note_current_region_may_contain_throw): Remove.
5437 (get_exception_pointer, get_exception_filter): Do not take struct
5438 function argument; update.
5439 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
5440 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
5441 build_post_landing_pads, dw2_build_landing_pads,
5442 sjlj_assign_call_site_values, sjlj_mark_call_sites,
5443 sjlj_emit_function_enter, sjlj_emit_function_enter,
5444 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
5445 sjlj_build_landing_pads, finish_eh_generation,
5446 remove_exception_handler_label, remove_eh_handler,
5447 maybe_remove_eh_handler, add_reachable_handler,
5448 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
5449 add_action_record, collect_one_action_chain, add_call_site,
5450 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
5451 sjlj_output_call_site_table, output_function_exception_table,
5452 * except.h (note_current_region_may_contain_throw): Remove
5453 (get_exception_pointer, get_exception_filter): Do not take struct
5455 * Makefile.in (GTFILES): Put varargs before struct function.
5457 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5459 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
5460 punt for STRING_CST.
5461 (get_constraint_for): Deal with STRING_CST here instead.
5463 2008-04-15 Richard Guenther <rguenther@suse.de>
5465 * tree-ssa-propagate.c (substitute_and_fold): Substitute
5466 statements in a basic-block with a backward walk. Do not
5467 substitute into dead statements but instead remove those.
5469 2008-04-15 Richard Guenther <rguenther@suse.de>
5471 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
5472 to zero, thus disable creation of SFTs.
5474 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5476 * tree-predcom.c (suitable_reference_p): Return false if the
5477 reference can throw.
5479 2008-04-15 Jakub Jelinek <jakub@redhat.com>
5482 * c-decl.c (finish_decl): If extern or static var has variable
5483 size, set TREE_TYPE (decl) to error_mark_node.
5485 2008-04-15 Rafael Espindola <espindola@google.com>
5487 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
5490 2008-04-15 Richard Guenther <rguenther@suse.de>
5492 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
5493 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
5494 (visit_reference_op_load): Do walk vuse-vdef chains on
5495 vn_reference_lookup.
5496 (visit_reference_op_store): But do not here.
5497 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
5498 vn_reference_lookup.
5499 (vn_lookup_with_vuses): But do so here.
5501 2008-04-14 Ian Lance Taylor <iant@google.com>
5503 * fold-const.c (fold_overflow_warning): Remove assertion.
5505 2008-04-15 Ben Elliston <bje@au.ibm.com>
5507 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
5508 temp1 local variables.
5510 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
5513 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
5514 ".text.unlikely" section as executable.
5516 2008-04-14 James E. Wilson <wilson@tuliptree.org>
5518 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5519 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
5520 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
5521 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
5522 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
5523 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
5524 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
5526 2008-04-14 Ian Lance Taylor <iant@google.com>
5528 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
5529 * fold-const.c (fold_comparison): If appropriate, test
5530 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
5531 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
5532 reassociating a pointer type.
5533 * doc/invoke.texi (Optimize Options): Document that
5534 -fstrict-overflow applies to pointer wraparound.
5536 2008-04-13 Jan Hubicka <jh@suse.cz>
5538 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
5540 2008-04-12 Andrew Pinski <pinskia@gmail.com>
5542 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
5543 we are going to "save the world".
5545 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
5547 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
5548 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
5549 operand 0 constraint, not "=".
5551 2008-04-11 James E. Wilson <wilson@tuliptree.org>
5553 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
5555 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
5557 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
5558 of size of positions_needed * CHAR_BIT.
5560 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
5563 * dse.c (store_info): Change positions_needed to unsigned
5565 (lowpart_bitmask): New.
5566 (record_store): Cast to unsigned HOST_WIDE_INT for
5567 positions_needed. Assert width <= size of positions_needed *
5568 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
5569 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
5570 lowpart_bitmask to set mask.
5572 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5574 * config/bfin/constraints.md: New file.
5575 * config/bfin/bfin.md: Include it.
5576 (adddi3): Use satisfies_constraint functions instead of the old macros.
5577 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
5578 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
5579 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
5580 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
5581 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
5582 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
5583 EXTRA_CONSTRAINT): Delete.
5584 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
5585 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
5587 * config/bfin/bfin.c: Include "tm-constrs.h".
5588 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
5589 Use satisfies_constraint functions instead of the old macros.
5590 * doc/md.texi (Blackfin Constraints): Update file name reference.
5592 2008-04-11 Richard Guenther <rguenther@suse.de>
5594 PR tree-optimization/35869
5595 * tree-vrp.c (execute_vrp): Move switch statement update after
5596 jump threading. Schedule another cfg cleanup run.
5598 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
5601 * attribs.c (decl_attributes): Return early on errorneous node.
5603 2008-04-10 Oleg Ryjkov <olegr@google.com>
5605 * tree.h (struct tree_base): Added a new flag default_def_flag.
5606 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
5608 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
5610 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
5612 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5615 * pa.md: Define mode iterator P. Define mode attribute dwc.
5616 (dcacheflush): Update pattern to use iterator P and attribute dwc.
5617 (icacheflush): Likewise.
5618 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
5619 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
5621 2008-04-11 Ben Elliston <bje@au.ibm.com>
5623 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
5625 2008-04-10 Rafael Espindola <espindola@google.com>
5627 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
5628 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
5629 (extract_range_from_expr): The same.
5631 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5633 * config/mips/mips.md (GPR2): New mode iterator.
5635 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
5636 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
5637 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
5638 Rewrite these to take two modes, the mode of comparison and the
5639 mode of the destination.
5640 * config/mips/mips.c (mips_expand_scc): Instead of having
5641 paradoxical subreg as destination, expand "narrowing" scc if mode
5642 of comparison is SI and target is requested in DI mode.
5643 (mips_emit_int_order_test): Update comment. Make mode of
5644 comparison match CMP0 rather than TARGET. When creating inverse
5645 target use mode of TARGET.
5647 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5649 * gcov-dump.c (tag_summary): Only print summaries for the first
5650 GCOV_COUNTERS_SUMMABLE counters.
5652 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
5654 * config/i386/i386.md (absneg): New code iterator.
5655 (absnegprefix): New code attribute.
5656 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
5657 patterns using absneg code iterator.
5658 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
5659 using absneg code iterator.
5660 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
5661 *neg<mode>2 patterns using absneg code iterator.
5662 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
5663 *negextendsfdf2 patterns using absneg code iterator.
5664 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
5665 *negextendsfxf2 patterns using absneg code iterator.
5666 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
5667 *negextendsfdf2 patterns using absneg code iterator.
5668 * config/i386/sse.md (<code><mode>2): Macroize expander from
5669 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
5671 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
5673 * config/s390/s390.h: Remove the remains of the recent search
5674 & replace action of current_function_outgoing_args_size.
5676 2008-04-10 Ira Rosen <irar@il.ibm.com>
5678 PR tree-optimization/35821
5679 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
5680 NEW_STMT_LIST is not NULL.
5682 2008-04-09 David Edelsohn <edelsohn@gnu.org>
5685 * toplev.c (process_options): Remove -ffunction-sections debugging
5688 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
5690 PR middle-end/PR28690
5691 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
5692 than gen_rtx_fmt_ee to perform more canonicalizations.
5694 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5697 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
5699 2008-04-09 Richard Guenther <rguenther@suse.de>
5701 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
5702 (dump_function_to_file): Dump function arguments with types.
5704 2008-04-08 Richard Guenther <rguenther@suse.de>
5706 * fold-const.c (fold_widened_comparison): Do not allow
5707 sign-changes that change the result.
5709 2008-04-08 Janis Johnson <janis187@us.ibm.com>
5712 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
5713 kinds of indirect references.
5715 2008-04-08 David Edelsohn <edelsohn@gnu.org>
5717 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
5718 GNU Fortran language string.
5720 2008-04-08 Rafael Espindola <espindola@google.com>
5722 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
5723 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
5724 * tree.h (tree_call_nonnegative_warnv_p): New.
5726 2008-04-08 Jan Hubicka <jh@suse.cz>
5728 * function.c (free_after_compilation): Clear out regno_reg_rtx
5731 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
5734 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
5736 PR middle-end/PR28690
5737 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
5738 same precedence as REG_POINTER and MEM_POINTER operands.
5740 2008-04-08 Richard Guenther <rguenther@suse.de>
5743 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
5744 for adding index to base.
5746 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
5748 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
5749 (MINGW_ENABLE_EXECUTE_STACK): New.
5750 (IN_LIBGCC2): For libgcc include windows.h file for
5751 function declarations.
5753 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
5755 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
5756 and tem2 if tem1 is not a REG or MULT.
5758 2008-04-08 Jan Hubicka <jh@suse.cz>
5760 * function.h (incomming_args): Break out of struct function.
5761 (function_subsections): Break out of struct function.
5762 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
5763 return_rtx and hard_reg_initial_vals from struct function.
5764 Kill inl_max_label_num.
5765 (current_function_pops_args, current_function_args_info,
5766 current_function_args_size, current_function_args_size,
5767 current_function_pretend_args_size,
5768 current_function_outgoing_args_size,
5769 current_function_internal_arg_pointer, current_function_return_rtx):
5770 Kill compatibility accestor macros.
5771 * builtins.c (expand_builtin_apply_args_1): Update.
5772 (expand_builtin_next_arg): Update.
5773 * df-scan.c (df_get_call_refs): Update.
5774 * dbxout.c (dbxout_function_end): Update.
5775 * dwarf2out.c (dwarf2out_switch_text_section): Update.
5776 (output_line_info): Update.
5777 (secname_for_decl): Update.
5778 (dwarf2out_var_location): Update.
5779 * function.c (free_after_compilation): Update.
5780 (assign_parm_find_stack_rtl): Update.
5781 (assign_parms): Update.
5782 (expand_dummy_function_end): Update.
5783 (expand_function_end): Update.
5784 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
5785 (expand_call): Update.
5786 (emit_library_call_value_1): Update.
5787 (store_one_arg): Update.
5788 * varasm.c (initialize_cold_section_name): Update.
5789 (unlikely_text_section): Update.
5790 (unlikely_text_section_p): Update.
5791 (assemble_start_function): Update.
5792 (assemble_end_function): Update.
5793 (default_section_type_flags): Update.
5794 (switch_to_section): Update.
5795 * integrate.c (set_decl_abstract_flags): Update.
5796 (get_hard_reg_initial_val): Update.
5797 (has_hard_reg_initial_val): Update.
5798 (allocate_initial_values): Update.
5799 * resource.c (init_resource_info): Update.
5800 * config/alpha/alpha.c (NUM_ARGS): Update.
5801 (direct_return): Update.
5802 (alpha_va_start): Update.
5803 (alpha_sa_size): Update.
5804 (alpha_initial_elimination_offset): Update.
5805 (alpha_expand_prologue): Update.
5806 (alpha_start_function): Update.
5807 (alpha_expand_epilogue): Update.
5808 (unicosmk_initial_elimination_offset):
5809 * config/alpha/alpha.md (call expander): Update.
5810 * config/s390/s390.c (s390_register_info): Update.
5811 (s390_register_info): Update.
5812 (s390_frame_info): Update.
5813 (s390_initial_elimination_offset): Update.
5814 (s390_build_builtin_va_list): Update.
5815 (s390_va_start): Update.
5816 * config/spu/spu.c (direct_return): Update.
5817 (spu_expand_prologue): Update.
5818 (spu_initial_elimination_offset): Update.
5819 (spu_build_builtin_va_list): Update.
5820 (spu_va_start): Update.
5821 * config/sparc/sparc.c (sparc_init_modes): Update.
5822 (sparc_compute_frame_size): Update.
5823 (function_value): Update.
5824 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
5825 * config/i386/i386.md (return expander): Update.
5826 * config/i386/i386.c (ix86_va_start): Update.
5827 (ix86_can_use_return_insn_p): Update.
5828 (ix86_compute_frame_layout): Update.
5829 (ix86_expand_epilogue): Update.
5830 * config/sh/sh.c (output_stack_adjust): Update.
5831 (calc_live_regs): Update.
5832 (sh_expand_prologue): Update.
5833 (sh_builtin_saveregs): Update.
5834 (sh_va_start): Update.
5835 (initial_elimination_offset): Update.
5836 (sh_allocate_initial_value): Update.
5837 (sh_function_ok_for_sibcall): Update.
5838 (sh_get_pr_initial_val): Update.
5839 * config/sh/sh.md (return expander): Update.
5840 * config/avr/avr.c (frame_pointer_required_p): UPdate.
5841 * config/crx/crx.c (crx_compute_frame): UPdate.
5842 (crx_initial_elimination_offset): UPdate.
5843 * config/xtensa/xtensa.c (compute_frame_size): Update
5844 (xtensa_builtin_saveregs): Update.
5845 (xtensa_va_start): Update.
5846 (order_regs_for_local_alloc): Update.
5847 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
5848 (xstormy16_expand_builtin_va_start): Update.
5849 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
5850 * config/m68hc11/m68hc11.md (return expanders): Update.
5851 * config/m68hc11/m68hc11.c (expand_prologue): Update.
5852 (expand_epilogue): Update.
5853 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
5854 (cris_simple_epilogue): Update.
5855 (cris_expand_prologue): Update.
5856 (cris_expand_epilogue): Update.
5857 * config/iq2000/iq2000.c (iq2000_va_start): Update.
5858 (compute_frame_size): Update.
5859 * config/mt/mt.c (mt_compute_frame_size): Update.
5860 * config/mn10300/mn10300.c (expand_prologue): Update.
5861 (expand_epilogue): Update.
5862 (initial_offset): Update.
5863 (mn10300_builtin_saveregs):
5864 * config/mn10300/mn10300.md (return expander): Update.
5865 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
5866 (ia64_initial_elimination_offset): Update.
5867 (ia64_initial_elimination_offset): Update.
5868 (ia64_expand_prologue): Update.
5869 * config/m68k/m68k.md (return expander): Update.
5870 * config/rs6000/rs6000.c (rs6000_va_start): Update.
5871 (rs6000_stack_info): Update.
5872 * config/mcore/mcore.c (layout_mcore_frame): Update.
5873 (mcore_expand_prolog): Update.
5874 * config/arc/arc.c (arc_compute_frame_size): Update.
5875 * config/score/score3.c (score3_compute_frame_size): Update.
5876 * config/score/score7.c (score7_compute_frame_size): Update.
5877 * config/arm/arm.c (use_return_insn): Update.
5878 (thumb_find_work_register): Update.
5879 (arm_compute_save_reg_mask): Update.
5880 (arm_output_function_prologue): Update.
5881 (arm_output_epilogue): Update.
5882 (arm_size_return_regs): Update.
5883 (arm_get_frame_offsets): Update.
5884 (arm_expand_prologue): Update.
5885 (thumb_exit): Update.
5886 (thumb_unexpanded_epilogue): Update.
5887 (thumb1_output_function_prologue): Update.
5888 * config/pa/pa.md (return expander): Update.
5889 * config/pa/pa.c (compute_frame_size): Update.
5890 (hppa_builtin_saveregs): Update.
5891 * config/mips/mips.c (mips_va_start): Update.
5892 (mips16_build_function_stub): Update.
5893 (mips_compute_frame_info): Update.
5894 (mips_restore_gp): Update.
5895 (mips_output_function_prologue): Update.
5896 (mips_expand_prologue): Update.
5897 * config/v850/v850.c (compute_frame_size): Update.
5898 (expand_prologue): * config/mmix/mmix.c (along): update.
5899 (mmix_initial_elimination_offset): update.
5900 (mmix_reorg): update.
5901 (mmix_use_simple_return): update.
5902 (mmix_expand_prologue): update.
5903 (mmix_expand_epilogue): Update.
5904 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
5905 (emit_link_insn): Update.
5907 2008-04-08 Anatoly Sokolov <aesok@post.ru>
5909 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
5910 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
5912 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
5915 2008-04-07 Jan Hubicka <jh@suse.cz>
5917 * function.h (rtl): Rename to x_rtl.
5919 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5920 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5921 used_temp_slots avail_temp_slots, temp_slot_level,
5922 nonlocal_goto_handler_labels): Update accesstors.
5923 (rtl): New global variable.
5924 (struct function): Move some fileds to rtl_data.
5925 (get_arg_pointer_save_area): Update prototype.
5926 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5927 get_arg_pointer_save_area.
5928 * expr.c (init_expr): Update
5929 * function.c (get_frame_size): Update
5930 (assign_stack_local): Update
5931 (expand_function_end): Update.
5932 (get_art_pointer_save_area): Update
5934 * emit-rtl.c (rtl): Declare.
5935 (regno_reg_rtx): Declare.
5936 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5938 (gen_reg_rtx): Update.
5939 * varasm.c (n_deferred_constatns): Update accestor.
5940 (init_varasm_status): Do not allocate varasm_status.
5941 (force_const_mem, get_pool_size, output_constant_pool): Update.
5942 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5943 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5944 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
5945 * sparc/sparc.h (INIT_EXPANDERS): Update.
5946 * ia64/ia64.h (INIT_EXPANDERS): Update.
5948 2008-04-07 James E. Wilson <wilson@tuliptree.org>
5950 * reload.c (push_secondary_reload): Add missing break to for loop.
5952 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
5954 PR middle-end/PR28690
5955 * rtlanal.c: Update copyright years.
5956 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
5957 as REG_POINTER and MEM_POINTER operands.
5958 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
5959 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
5960 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
5961 * gcse.c: Update copyright years.
5962 (pre_delete): Call gen_reg_rtx_and_attrs.
5963 (hoist_code): Likewise.
5964 (build_store_vectors): Likewise.
5965 (delete_store): Likewise.
5966 * loop-invariant.c (move_invariant_reg): Likewise.
5967 Update copyright years.
5969 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
5971 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
5972 control string instead of quoted.
5974 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
5976 * doc/rtl.texi: Rewrite of subreg section.
5978 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
5981 * config/i386/i386.c (legitimize_pic_address): Add treating
5982 of dllimport SYM_REF's.
5983 (legitimize_dllimport_symbol): Add prototype.
5985 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
5987 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
5988 reference in constructor with non self-referential type.
5990 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
5992 Removal of Return with Depressed Stack Pointer support
5993 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
5994 (ECF_SP_DEPRESSED): Likewise.
5995 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
5996 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
5997 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
5998 (expand_call): Do not test ECF_SP_DEPRESSED.
5999 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6000 * function.c (keep_stack_depressed): Delete.
6001 (handle_epilogue_set): Likewise.
6002 (update_epilogue_consts): Likewise.
6003 (emit_equiv_load): Likewise.
6004 (thread_prologue_and_epilogue_insns): Remove support for Return with
6005 Depressed Stack Pointer.
6006 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6008 2008-04-06 Richard Guenther <rguenther@suse.de>
6010 PR tree-optimization/35400
6011 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
6012 information from SSA_NAMEs.
6014 2008-04-06 Anatoly Sokolov <aesok@post.ru>
6016 * config/avr/avr.h (avr_mega_p): Remove declaration.
6017 (AVR_MEGA): Remove macro.
6018 * config/avr/avr.c (avr_mega_p): Remove variable.
6019 (avr_override_options): Remove inicializion of avr_mega_p.
6020 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
6021 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
6022 (avr_jump_mode): (Ditto.).
6023 (avr_output_progmem_section_asm_op): (Ditto.).
6024 (avr_asm_init_sections): (Ditto.).
6025 (avr_asm_init_sections): (Ditto.).
6026 (avr_rtx_costs): (Ditto.).
6027 * config/avr/avr.md: (Ditto.).
6028 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
6031 2008-04-06 Richard Guenther <rguenther@suse.de>
6033 PR tree-optimization/35842
6034 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
6035 is_gimple_invariant_address.
6037 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6039 * gcc.c (default_compilers): Sync Fortran extensions list with
6040 that in fortran/lang-specs.h.
6041 * doc/invoke.texi: Likewise.
6042 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
6043 * dwarf2out.c (gen_compile_unit_die): Likewise.
6045 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
6047 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
6049 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
6052 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
6053 attribute is used for nested functions.
6055 2008-04-05 Jan Hubicka <jh@suse.cz>
6057 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
6059 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
6061 (dump_files): Update.
6062 (enable_rtl_dump_file): Do not accept letter argument.
6063 * tree-pass.h (dump_file_info): Remove letter argument.
6064 * toplev.c (decode_d_option): Update -da handling.
6065 * toplev.h (enable_rtl_dump_file): Update prototype.
6066 * passes.c (register_one_dump_file): Do not accept IPA argument; work
6067 it out based on pass type.
6068 (register_dump_files_1): Likewise.
6069 (init_optimization_passes): Update register_one_dump_file calls.
6070 (execute_one_pass): Sanity check that IPA passes are called at IPA
6071 level and RTL passes at RTL level.
6072 (execute_pass_list): IPA pass can not be after or subpass of
6074 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
6075 disallov RTL subpasses of IPA subpasses.
6077 2008-04-05 Ben Elliston <bje@au.ibm.com>
6079 * tree-cfg.c (need_fake_edge_p): Return false for calls to
6080 builtins that return exactly once and do not throw. Cache call to
6083 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
6085 PR rtl-optimization/34916
6087 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
6088 between instruction pairs.
6090 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
6092 * doc/invoke.texi: Document -mbitops for SH.
6093 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
6094 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
6095 * config/sh/sh.c (print_operand): Add %t operand code.
6096 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
6097 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
6098 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
6099 (extendqihi2): Likewise.
6100 (movqi_i): Likewise.
6101 (insv): Use bset, bclr and bst instructions for SH2A if possible.
6102 (extv): Use bld instruction for SH2A if possible.
6104 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
6105 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
6106 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
6107 (bset.b, bclr.b): Define peepholes.
6108 * config/sh/sh.opt (mbitops): New option.
6110 2008-04-04 Janis Johnson <janis187@us.ibm.com>
6113 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
6114 and view convert expression.
6116 2008-04-04 Jakub Jelinek <jakub@redhat.com>
6119 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
6121 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
6123 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
6125 * config/i386/cpuid.h (bit_AES): New.
6126 (bit_PCLMUL): Likewise.
6128 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
6129 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
6130 SSE2 if AES or PCLMUL is enabled.
6131 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
6132 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
6133 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
6134 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
6135 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
6136 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
6137 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
6138 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
6139 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
6140 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
6141 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
6142 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
6143 __builtin_ia32_aeskeygenassist128 and
6144 __builtin_ia32_pclmulqdq128.
6145 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
6146 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
6147 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
6149 * config/i386/i386.h (TARGET_AES): New.
6150 (TARGET_PCLMUL): Likewise.
6151 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
6153 * config/i386/i386.md (UNSPEC_AESENC): New.
6154 (UNSPEC_AESENCLAST): Likewise.
6155 (UNSPEC_AESDEC): Likewise.
6156 (UNSPEC_AESDECLAST): Likewise.
6157 (UNSPEC_AESIMC): Likewise.
6158 (UNSPEC_AESKEYGENASSIST): Likewise.
6159 (UNSPEC_PCLMUL): Likewise.
6161 * config/i386/i386.opt (maes): New.
6162 (mpclmul): Likewise.
6164 * config/i386/sse.md (aesenc): New pattern.
6165 (aesenclast): Likewise.
6167 (aesdeclast): Likewise.
6169 (aeskeygenassist): Likewise.
6170 (pclmulqdq): Likewise.
6172 * config/i386/wmmintrin.h: New.
6174 * doc/extend.texi: Document AES and PCLMUL built-in function.
6176 * doc/invoke.texi: Document -maes and -mpclmul.
6178 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
6180 * function.c (free_after_parsing): Replace with
6181 cxx_push_function_context from C++ front-end.
6182 (allocate_struct_function): Don't call langhook.
6183 * langhooks.h (struct lang_hooks_for_functions): Delete.
6184 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
6186 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
6187 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
6188 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
6189 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
6190 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
6191 remove LANG_HOOKS_FUNCTION_INITIALIZER.
6192 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
6194 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
6195 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
6197 2008-04-04 Jakub Jelinek <jakub@redhat.com>
6200 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
6203 2008-04-04 Richard Guenther <rguenther@suse.de>
6206 * fold-const.c (optimize_minmax_comparison): Use the correct
6207 type for the constant in the simplified comparison.
6209 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
6211 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
6212 Pass L2 size as "--param l2-cache-size" to the compiler.
6213 (decode_l2_cache): New function to decode L2 cache parameters using
6214 0x8000006 extended cpuid function.
6215 (detect_caches_amd): Determine parameters of L2 cache using
6216 decode_l2_caches function.
6217 (decode_caches_intel): Decode L2 cache parameters.
6218 (detect_caches_intel): Determine L2 cache parameters using
6219 decode_caches_intel and decode_l2_caches functions.
6221 2008-04-03 Bob Wilson <bob.wilson@acm.org>
6223 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
6224 secondary input reload for subword loads from the constant pool.
6226 2008-04-03 Janis Johnson <janis187@us.ibm.com>
6229 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
6230 constants of the appropriate size for runtime calculations.
6233 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
6234 decimal-float literal constant zero.
6236 2008-04-03 Jakub Jelinek <jakub@redhat.com>
6239 * c-parser.c (c_parser_omp_atomic): Call
6240 default_function_array_conversion on the RHS.
6243 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
6244 call is_variable_sized if decl has incomplete type.
6246 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
6248 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
6250 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
6252 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
6254 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
6255 (sgt<u>): Merge sgt and sgtu into new expander.
6256 (sgt, sgtu): Remove expanders.
6257 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
6258 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
6259 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
6260 *sgtu_<mode>_mips16 into new pattern.
6261 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
6262 (sge<u>): Merge sge and sgeu into new expander.
6263 (sge, sgeu): Remove expanders.
6264 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
6266 (*sge_<mode>, second *sge_<mode>): Remove patterns.
6267 (slt<u>): Merge slt and sltu into new expander.
6268 (slt, sltu): Remove expanders.
6269 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
6270 (*slt_<mode>, *sltu_<mode>): Remove patterns.
6271 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
6272 *sltu_<mode>_mips16 into new pattern.
6273 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
6274 (sle<u>): Merge sle and sleu into new expander.
6275 (sle, sleu): Remove expanders.
6276 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
6277 (*sle_<mode>, *sleu_<mode>): Remove patterns.
6278 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
6279 *sleu_<mode>_mips16 into new pattern.
6280 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
6282 2008-04-03 Jan Hubicka <jh@suse.cz>
6284 PR tree-optimization/35795
6285 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
6286 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6287 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6288 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6289 * score/score3.c (score3_output_mi_thunk): Likewise.
6290 * score/score7.c (score7_output_mi_thunk): Likewise.
6291 * mips/mips.c (mips_output_mi_thunk): Likewise.
6293 2008-04-03 Richard Guenther <rguenther@suse.de>
6295 * tree-vrp.c (extract_range_from_unary_expr): Handle all
6296 conversions. Simplify code.
6298 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
6300 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
6302 2008-04-03 Tom Tromey <tromey@redhat.com>
6303 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6305 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
6306 * config/bfin/t-bfin-linux (generated_files): Add
6307 linux-sysroot-suffix.h.
6308 * doc/install.texi (Prerequisites): Require make 3.80.
6309 * doc/sourcebuild.texi (Front End Directory): Document new
6311 * Makefile.in (generated_files): New variable.
6312 (ALL_HOST_OBJS): New variable.
6313 ($(ALL_HOST_OBJS)): New target.
6315 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6317 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
6318 (remap_block): Call id->transform_lang_insert_block instead
6320 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
6321 Set id.transform_lang_insert_block to NULL.
6322 (clone_body): Move to cp/optimize.c
6323 * tree-inline.h (struct copy_body_data): Change
6324 transform_lang_insert_block to function pointer.
6325 (copy_generic_body, copy_decl_no_change): Export.
6326 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
6327 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
6328 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
6330 * c-tree.h (insert_block): Kill.
6331 * c-decl.c (insert_block): Kill.
6333 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6335 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6336 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6337 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
6339 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
6340 argument, call {push,pop}_function_context from here.
6341 * c-parser.c: Use c_{push,pop}_function_context.
6343 * function.c (push_function_context_to): Move meat ...
6344 (push_function_context): ... here. Simplify.
6345 * function.c (pop_function_context_from): Move meat ...
6346 (pop_function_context): ... here. Simplify.
6347 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
6349 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6350 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6351 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
6352 * tree.h (push_function_context_to, pop_function_context_from): Remove.
6354 2008-04-03 Ben Elliston <bje@au.ibm.com>
6356 * expmed.c (extract_force_align_mem_bit_field): Remove.
6358 2008-04-03 Richard Guenther <rguenther@suse.de>
6361 * expr.h (try_casesi): Adjust prototype.
6362 * expr.c (try_casesi): Take fallback label as extra parameter.
6363 Use that for gen_casesi if default_label is NULL.
6364 * stmt.c (expand_case): Pass fallback label to try_casesi,
6365 make sure to fill gaps with a fallback label if default_label
6368 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
6371 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
6373 2008-04-03 Ben Elliston <bje@au.ibm.com>
6375 * expmed.c (extract_split_bit_field): Remove if (0) code.
6376 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
6377 (do_ds_constraint): Likewise.
6379 2008-04-02 Joseph Myers <joseph@codesourcery.com>
6381 * doc/cppopts.texi (-dU): Document.
6382 * c-common.h (flag_dump_macros): Update comment.
6383 * c-opts.c (handle_OPT_d): Handle -dU.
6384 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
6385 dump_queued_macros, cb_used_define, cb_used_undef): New.
6386 (init_pp_output): Handle -dU.
6387 (cb_line_change): Call dump_queued_macros.
6388 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
6390 2008-04-02 Anatoly Sokolov <aesok@post.ru>
6392 * config/avr/predicates.md (io_address_operand): New predicate.
6393 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
6394 * config/avr/avr.c (avr_io_address_p): Remove function.
6395 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
6396 'avr_io_address_p' function.
6397 (out_movhi_r_mr): (Ditto.).
6398 (out_movqi_mr_r): (Ditto.).
6399 (out_movhi_mr_r): (Ditto.).
6400 (avr_address_cost): (Ditto.).
6402 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
6404 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
6405 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
6406 in 32bit mode when XMM registers are available to avoid store
6408 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
6409 corresponding post-reload splitters.
6411 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6413 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
6414 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
6415 __builtin_ia32_roundss.
6416 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
6417 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
6418 __builtin_ia32_roundss.
6419 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
6420 IX86_BUILTIN_SHUFPD here.
6422 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6424 * config/i386/i386.md (plogic): New.
6425 (plogicprefix): Likewise.
6427 * config/i386/mmx.md (mmx_<code><mode>3): New.
6428 (mmx_and<mode>3): Removed.
6429 (mmx_ior<mode>3): Likewise.
6430 (mmx_xor<mode>3): Likewise.
6432 * config/i386/sse.md (<code><mode>3): New.
6433 (*<code><mode>3): Likewise.
6434 (*<code><mode>3): Likewise.
6435 (<code><mode>3): Likewise.
6436 (*sse_<code><mode>3): Likewise.
6437 (*sse2_<code><mode>3): Likewise.
6438 (<code>tf3): Likewise.
6439 (*<code>tf3): Likewise.
6440 (and<mode>3): Likewise.
6441 (*and<mode>3): Likewise.
6442 (ior<mode>3): Removed.
6443 (*ior<mode>3): Likewise.
6444 (xor<mode>3): Likewise.
6445 (*xor<mode>3): Likewise.
6446 (*and<mode>3): Likewise.
6447 (*ior<mode>3): Likewise.
6448 (*xor<mode>3): Likewise.
6449 (and<mode>3): Likewise.
6450 (*sse_and<mode>3): Likewise.
6451 (*sse2_and<mode>3): Likewise.
6453 (*andtf3): Likewise.
6454 (ior<mode>3): Likewise.
6455 (*sse_ior<mode>3): Likewise.
6456 (*sse2_ior<mode>3): Likewise.
6458 (*iortf3): Likewise.
6459 (xor<mode>3): Likewise.
6460 (*sse_xor<mode>3): Likewise.
6461 (*sse2_xor<mode>3): Likewise.
6463 (*xortf3): Likewise.
6465 2008-04-02 Richard Guenther <rguenther@suse.de>
6467 PR tree-optimization/14495
6468 PR tree-optimization/34793
6469 * tree-vrp.c (struct switch_update): New structure.
6470 (to_remove_edges, to_update_switch_stmts): New VECs.
6471 (simplify_switch_using_ranges): New function. Remove not taken
6472 case labels and edges.
6473 (simplify_stmt_using_ranges): Call it.
6474 (identify_jump_threads): Mark edges we have queued for removal
6475 so we don't thread them.
6476 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
6478 * tree-cfg.c (group_case_labels): Deal with missing default label.
6479 (tree_verify_flow_info): Allow missing default label.
6480 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
6481 (emit_case_nodes): Likewise.
6482 (expand_case): Do not rely on the default label to be present.
6483 * expr.c (try_casesi): Deal with NULL default_label.
6484 (do_tablejump): Likewise.
6486 2008-04-02 Richard Guenther <rguenther@suse.de>
6488 PR tree-optimization/14495
6489 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
6490 SWITCH_EXPR here ...
6491 (vrp_visit_switch_stmt): ... but here (new function).
6492 (find_case_label_index): New helper function.
6493 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
6495 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6497 * fwprop.c: Fix ISO-C99ism.
6499 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6502 * Makefile.in (objdir): Set it here.
6503 * configure.ac: Not here. Find dynamic linker characteristics.
6504 * exec-tool.in: Use them.
6505 * aclocal.m4: Regenerate.
6506 * configure: Regenerate.
6508 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6510 * expr.c (expand_var): Delete it.
6511 * expr.h (expand_var): Delete prototype.
6512 * function.c (expand_function_start): Use expand_decl instead.
6513 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
6516 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
6518 PR rtl-optimization/35542
6519 * fwprop.c (forward_propagate_and_simplify): Replace
6520 loc_reg_mentioned_in_p with reg_mentioned_p.
6522 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6524 PR rtl-optimization/35281
6525 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
6526 (propagate_rtx_1): Handle PR_HANDLE_MEM.
6527 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
6528 (varying_mem_p): Move above propagate_rtx.
6529 (all_uses_available_at): Do not check MEMs.
6531 2008-04-02 Rafael Espindola <espindola@google.com>
6533 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
6534 (register_edge_assert_for_2): Split the cond argument.
6535 (register_edge_assert_for_1): Adjust for the change in
6536 register_edge_assert_for_2.
6537 (register_edge_assert_for): Split the cond argument.
6538 (find_switch_asserts): Adjust for the change in
6539 register_edge_assert_for.
6541 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
6543 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
6544 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
6545 offsets for 64-bit mingw.
6546 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
6547 abi for x86_64-pc-mingw.
6549 2008-04-02 Richard Guenther <rguenther@suse.de>
6551 * tree-vrp.c (extract_range_from_assert): Make sure to not
6552 produce range min/max with TREE_OVERFOW set.
6553 If merging a anti-range and a range keep the anti-range if
6554 the range covers all values of the type.
6555 (register_edge_assert_for_2): Only allow sign-changing
6556 conversions in detecting canonical range checks. Also
6557 register an assert for the unsigned name if useful.
6559 PR tree-optimization/35787
6560 * tree-vrp.c (vrp_val_max): New function.
6561 (vrp_val_min): Likewise.
6562 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
6563 (vrp_val_is_min): Likewise.
6564 (supports_overflow_infinity): Use vrp_val_{min,max}.
6565 (negative_overflow_infinity): Likewise.
6566 (positive_overflow_infinity): Likewise.
6567 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
6568 (is_positive_overflow_infinity): Likewise.
6569 (is_overflow_infinity): Likewise.
6570 (avoid_overflow_infinity): Use vrp_val_{min,max} and
6571 vrp_val_is_{min,max}.
6572 (set_and_canonicalize_value_range): Canonicalize anti-ranges
6573 to ranges if possible. Avoid empty ranges.
6575 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6578 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
6579 the expression is a function address.
6581 2008-04-01 George Helffrich <george@gcc.gnu.org>
6583 PR fortran/35154, fortran/23057
6584 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
6585 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
6586 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
6587 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
6589 (dbxout_syms): Check for COMMON-based symbol and wrap in
6590 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
6591 in bracket for efficiency.
6593 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
6594 using DW_TAG_common_block + member offset.
6595 (add_pubname_string): New function.
6596 (dw_expand_expr): New function to find block name and offset for
6598 (common_check): New function to check whether symbol in Fortran COMMON.
6599 (gen_variable_die): If COMMON, use DW_TAG_common_block.
6601 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
6604 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
6606 2008-04-02 Ben Elliston <bje@au.ibm.com>
6608 * config/v850/v850.md (casesi): Remove if (0) code.
6609 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6610 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
6612 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
6614 * config/i386/i386.md (rex64suffix): New mode attribute.
6615 (floathi<mode>2): Disable expander for SSE math.
6616 (*floathi<mode>2_1): New insn insn_and_split pattern.
6617 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
6618 corresponding post-reload splitters.
6619 (*floathi<mode>2_i387): New macroized insn pattern.
6620 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
6621 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
6622 insn_and_split pattern.
6623 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
6624 New macroized instruction patterns and corresponding post-reload
6626 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
6627 and corresponding post-reload splitters.
6628 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
6629 New macroized instruction patterns.
6630 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
6631 macroized instruction patterns and corresponding post-reload splitters.
6632 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
6633 corresponding post-reload splitters.
6634 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
6635 New macroized instruction patterns.
6636 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
6637 corresponding post-reload splitters.
6638 (*floatsi<mode>2_i387): New macroized instruction patterns.
6640 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
6642 * config/i386/i386.md (smaxmin): New.
6643 (umaxmin): Likewise.
6644 (maxminiprefix): Likewise.
6645 (maxminfprefix): Likewise.
6646 (<code><mode>3): Likewise.
6647 (smin<mode>3): Removed.
6648 (smax<mode>3): Likewise.
6650 * config/i386/mmx.md (mmx_<code>v2sf3): New.
6651 (mmx_<code>v4hi3): Likewise.
6652 (mmx_<code>v8qi3): Likewise.
6653 (mmx_smaxv2sf3): Removed.
6654 (mmx_sminv2sf3): Likewise.
6655 (mmx_umaxv8qi3): Likewise.
6656 (mmx_smaxv4hi3): Likewise.
6657 (mmx_uminv8qi3): Likewise.
6658 (mmx_sminv4hi3): Likewise.
6660 * config/i386/sse.md (<addsub><mode>3): New.
6661 (*<addsub><mode>3): Likewise.
6662 (<sse>_vm<addsub><mode>3): Likewise.
6663 (<maxmin><mode>3): Likewise.
6664 (*<maxmin><mode>3_finite): Likewise.
6665 (*<maxmin><mode>3): Likewise.
6666 (<sse>_vm<maxmin><mode>3): Likewise.
6667 (sse3_h<addsub>v4sf3): Likewise.
6668 (sse3_h<addsub>v2df3): Likewise.
6669 (<maxmin>v16qi3): Likewise.
6670 (*<maxmin>v16qi3): Likewise.
6671 (<maxmin>v8hi3): Likewise.
6672 (*<maxmin>v8hi3): Likewise.
6673 (*sse4_1_<maxmin><mode>3): Likewise.
6674 (*sse4_1_<maxmin><mode>3): Likewise.
6675 (add<mode>3): Removed.
6676 (*add<mode>3): Likewise.
6677 (<sse>_vmadd<mode>3): Likewise.
6678 (sub<mode>3): Likewise.
6679 (*sub<mode>3): Likewise.
6680 (<sse>_vmsub<mode>3): Likewise.
6681 (smin<mode>3): Likewise.
6682 (*smin<mode>3_finite): Likewise.
6683 (*smin<mode>3): Likewise.
6684 (<sse>_vmsmin<mode>3): Likewise.
6685 (smax<mode>3): Likewise.
6686 (*smax<mode>3_finite): Likewise.
6687 (*smax<mode>3): Likewise.
6688 (<sse>_vmsmax<mode>3): Likewise.
6689 (sse3_haddv4sf3): Likewise.
6690 (sse3_haddv2df3): Likewise.
6691 (sse3_hsubv4sf3): Likewise.
6692 (sse3_hsubv2df3): Likewise.
6693 (umaxv16qi3): Likewise.
6694 (*umaxv16qi3): Likewise.
6695 (smaxv8hi3): Likewise.
6696 (*smaxv8hi3): Likewise.
6697 (*sse4_1_smax<mode>3): Likewise.
6698 (*sse4_1_umax<mode>3): Likewise.
6699 (uminv16qi3): Likewise.
6700 (*uminv16qi3): Likewise.
6701 (sminv8hi3): Likewise.
6702 (*sminv8hi3): Likewise.
6703 (*sse4_1_smin<mode>3): Likewise.
6704 (*sse4_1_umin<mode>3): Likewise.
6706 2008-04-01 Rafael Espindola <espindola@google.com>
6708 * tree-cfg.c (verify_expr): remove in_phi.
6709 (verify_stmt): Don't call walk_tree with verify_expr. Use
6710 is_gimple_min_invariant instead of is_gimple_val.
6712 2008-04-01 Joseph Myers <joseph@codesourcery.com>
6714 * doc/include/gpl_v3.texi: Update for manpage generation.
6715 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
6717 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
6718 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
6719 gpl_v3.texi instead of gpl.texi.
6722 2008-04-01 Jakub Jelinek <jakub@redhat.com>
6725 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
6727 2008-04-01 Rafael Espindola <espindola@google.com>
6729 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
6730 (extract_code_and_val_from_cond): Use
6731 extract_code_and_val_from_cond_with_ops.
6733 2008-04-01 Jan Hubicka <jh@suse.cz>
6735 * function.c (free_after_compilation): Free epilogue_delay_list.
6736 (prepare_function_start): Assert that previous compilation was freed.
6738 2008-04-01 Jan Hubicka <jh@suse.cz>
6739 Jim Wilson <wilson@tuliptree.org>
6740 Andreas Tobler <andreast@gcc.gnu.org>
6743 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
6744 rtl.emit instead cfun->emit.
6745 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
6746 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
6748 2008-04-01 Ben Elliston <bje@au.ibm.com>
6750 * doc/c-tree.texi (Function Basics): Fix grammatical error.
6752 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
6754 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
6756 (fprofile-use): Add var flag_profile_use
6757 * coverage.c (coverage_begin_output): Do not open a gcno file for
6758 output only if -ftest-coverage is set.
6759 Do not add getpwd() to gcda file path.
6760 (build_gcov_info): Check the new flag
6761 flag_profile_datafile_relative_path.
6762 (coverage_init): Use profile_data_prefix.
6763 Read profile counter only if flag_profile_use is set.
6764 * opts.c (common_handle_option): New option fprofile-use=,
6765 fprofile-dir=, fprofile-generate=.
6766 * toplev.c (profile_data_prefix): New variable definition.
6767 * toplev.h (profile_data_prefix): New declaration.
6768 * doc/invoke.tex (Option Summary, Optimization Options):
6771 2008-03-31 James E. Wilson <wilson@tuliptree.org>
6773 * varasm.c (output_constant_pool_1): In LABEL_REF check,
6774 use tmp consistently.
6777 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
6778 * config/ia64/ia64.c (rtx_needs_barrier): Handle
6779 UNSPEC_FR_RECIP_APPROX_RES.
6780 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
6782 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
6785 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
6787 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6790 * fold-const.c (fold_indirect_ref_1): Support accessing non first
6791 element of the vector via a pointer.
6793 2008-03-31 Ian Lance Taylor <iant@google.com>
6795 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
6797 2008-03-31 Jan Hubicka <jh@suse.cz>
6799 * builtins.c (expand_builtin_setjmp_receiver): Update call of
6800 get_arg_pointer_save_area.
6801 * expr.c (init_expr): Just clear out rtl.expr.
6802 * function.c (free_after_compilation): Clear out whole RTL structure.
6803 (get_func_frame_size): Merge into ...
6804 (get_frame_size): ... this one.
6805 (assign_stack_local_1): Merge into ...
6806 (assign_stack_local): ... this one.
6807 (expand_function_end): Update call of get_arg_pointer_save_area.
6808 (get_art_pointer_save_area): Remove cfun argument.
6809 * function.h (emit_status): regno_pointer_align does not need length
6810 attribute. Move x_regno_reg_rtx to ...
6811 (regno_reg_rtx): ... new global array.
6812 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
6813 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
6814 apply_args_value, forced_labels, stack_pointer_delta):
6816 (struct varasm_status): Move here from varasm.c
6817 (struct rtl_data): New. Move here some fields from struct function.
6818 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
6819 frame_offset, stack_check_probe_note, arg_pointer_save_area,
6820 used_temp_slots avail_temp_slots, temp_slot_level,
6821 nonlocal_goto_handler_labels): Update accesstors.
6822 (rtl): New global variable.
6823 (struct function): Move some fileds to rtl_data.
6824 (get_arg_pointer_save_area): Update prototype.
6825 * emit-rtl.c (rtl): Declare.
6826 (regno_reg_rtx): Declare.
6827 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
6829 (gen_reg_rtx): Update.
6830 (init_virtual_regs): Do not tate emit_status argument.
6831 (init_emit): Do not allocate emit.
6832 * varasm.c (varasm_statuc): Move to function.h.
6833 (n_deferred_constatns): Update accestor.
6834 (init_varasm_status): Do not allocate varasm_status.
6835 (force_const_mem, get_pool_size, output_constant_pool): Update.
6836 * stmt.c (force_label_rtx): Do not use x_ prefixes.
6837 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
6839 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
6841 PR rtl-optimization/35729
6842 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
6845 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
6848 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
6849 load/store if memory is unaligned.
6850 (*movti_rex64): Likewise.
6852 * config/i386/predicates.md (misaligned_operand): New.
6854 2008-03-31 Andrew Pinski <pinskia@gmail.com>
6857 * tree-ssa-phiopt.c (conditional_replacement): Return early for
6860 2008-03-31 Jan Beulich <jbeulich@novell.com>
6862 * config/ia64/constraints.md: Add 'j' constraint.
6863 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
6864 (movdi_internal): Likewise.
6866 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
6869 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
6871 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
6874 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
6875 proper error message for the third argument on blendpd and
6878 * config/i386/sse.md (blendbits): New.
6879 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
6881 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
6883 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
6885 2008-03-30 Richard Guenther <rguenther@suse.de>
6888 * fold-const.c (fold_sign_changed_comparison): Do leave
6889 conversions to base-types alone.
6891 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6893 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
6894 the link register if one altivec register is be saved.
6896 2008-03-30 Ben Elliston <bje@au.ibm.com>
6898 * final.c (final_scan_insn): Remove if (0) code.
6900 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
6902 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
6904 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
6906 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
6907 of V4SFmode to ix86_binary_operator_ok.
6909 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
6911 * config/i386/i386.c (override_options): Initialize
6912 ix86_veclib_handler to ix86_veclibabi_svml when
6913 -mveclibabi=svml is used.
6914 (ix86_veclibabi_svml): New function for SVML ABI style
6915 vectorization support.
6916 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
6918 2008-03-28 Rafael Espindola <espindola@google.com>
6920 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
6921 (tree_binary_nonnegative_warnv_p): Make it public.
6922 (tree_single_nonnegative_warnv_p): Make it public.
6923 (tree_invalid_nonnegative_warnv_p): Make it public.
6924 (tree_unary_nonzero_warnv_p): Make it public.
6925 (tree_binary_nonzero_warnv_p): Make it public
6926 (tree_single_nonzero_warnv_p): Make it public.
6927 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
6928 (extract_range_from_binary_expr): Split the expr argument.
6929 (extract_range_from_unary_expr): Split the expr argument.
6930 (extract_range_from_comparison): Split the expr argument.
6931 (extract_range_from_expr): Use the new aux functions.
6932 (vrp_evaluate_conditional_warnv): Use
6933 vrp_evaluate_conditional_warnv_with_ops.
6934 * tree.h (tree_unary_nonzero_warnv_p): Declare.
6935 (tree_binary_nonzero_warnv_p): Declare.
6936 (tree_single_nonzero_warnv_p): Declare.
6937 (tree_expr_nonzero_warnv_p): Declare.
6938 (tree_unary_nonnegative_warnv_p): Declare.
6939 (tree_binary_nonnegative_warnv_p): Declare.
6940 (tree_single_nonnegative_warnv_p): Declare.
6941 (tree_invalid_nonnegative_warnv_p): Declare.
6943 2008-03-28 Richard Guenther <rguenther@suse.de>
6945 PR tree-optimization/30317
6946 PR tree-optimization/30911
6947 PR tree-optimization/34793
6948 * tree-vrp.c (set_and_canonicalize_value_range): New function.
6949 (struct assert_locus_d): New member EXPR.
6950 (register_new_assert_for): Add EXPR parameter to support
6951 ASSERT_EXPR <name, expr OP limit>.
6952 (register_edge_assert_for_1): Adjust callers.
6953 (find_assert_locations): Likewise.
6954 (process_assert_insertions_for): Build condition from expression.
6955 (extract_range_from_assert): Handle ASSERT_EXPRs
6956 of the form ASSERT_EXPR <name, expr OP limit>.
6957 (register_edge_assert_for_2): New helper registering
6958 asserts for comparisons. Recognize range tests of the form
6959 (unsigned)i - CST1 OP CST2.
6960 (register_edge_assert_for_1): Use it.
6961 (register_edge_assert_for): Likewise.
6962 (needs_overflow_infinity): Integer sub-types
6963 do not need overflow infinities.
6964 (vrp_val_is_max): The extreme values of integer sub-types
6965 are those of the base type.
6966 (vrp_val_is_min): Likewise.
6967 * tree.def (ASSERT_EXPR): Document extra allowed conditional
6970 2008-03-28 Nick Clifton <nickc@redhat.com>
6973 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
6974 Return GENERAL_REGS for stack adjustment reloads.
6976 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6979 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
6980 const_vector when all the vectors are constant.
6982 2008-03-27 Bob Wilson <bob.wilson@acm.org>
6984 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
6986 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
6987 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
6989 (s<code>_sf): Use new scc_sf attribute for opcode names.
6991 2008-03-27 Tom Tromey <tromey@redhat.com>
6993 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
6994 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
6995 config/spu/t-spu-elf, config/i386/t-interix,
6996 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
6997 config/i386/x-darwin, config/i386/x-mingw32,
6998 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
6999 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
7000 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
7001 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
7002 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
7003 config/rs6000/x-darwin, config/rs6000/t-rs6000,
7004 config/score/t-score-elf, config/arm/t-strongarm-pe,
7005 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
7006 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
7007 Revert automatic dependency patch.
7009 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
7012 * config/i386/i386.c (ix86_function_arg_boundary): Align
7013 decimal floating point to its natural boundary.
7015 2008-03-27 Richard Guenther <rguenther@suse.de>
7018 * fold-const.c (fold_comparison): Restrict distinct decl
7019 comparison folding to VAR_DECLs and PARM_DECLs. Do not
7020 solely rely on operand_equal_p.
7022 2008-03-27 Richard Guenther <rguenther@suse.de>
7025 * c-common.c (handle_weak_attribute): Reject combination of
7028 2008-03-27 Richard Guenther <rguenther@suse.de>
7030 PR tree-optimization/32810
7031 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
7032 conversions from DECL_INITIAL.
7033 (fold_const_aggregate_ref): Likewise from constructor elements.
7035 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
7037 * tree-affine.h (aff_combination_expand): Declare.
7038 (get_inner_reference_aff): Likewise.
7039 * tree-affine.c (aff_combination_expand): Split out from
7040 tree_to_aff_combination_expand.
7041 (get_inner_reference_aff): New function.
7042 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
7043 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
7044 (struct lim_aux_data): sm_done field removed.
7045 (mem_ref_loc_p, mem_ref_locs_p): New types.
7046 (struct mem_ref): Added id, stored, accesses_in_loop,
7047 indep_loop, dep_loop, indep_ref, dep_ref fields.
7048 Removed is_stored, locs and next fields.
7049 (memory_accesses): New variable.
7050 (movement_possibility): Do not allow moving statements
7051 that store to memory.
7052 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
7054 (determine_max_movement): For statements with memory references,
7055 find the outermost loop in that the reference is independent.
7056 (move_computations_stmt): Mark the virtual operands for renaming.
7057 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
7058 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
7059 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
7060 add_vop_ref_mapping, create_vop_ref_mapping_loop,
7061 create_vop_ref_mapping, analyze_memory_references,
7062 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
7063 get_all_locs_in_loop, ref_always_accessed_p,
7064 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
7065 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
7066 store_motion_loop, store_motion): New functions.
7067 (struct vop_to_refs_elt): New type.
7068 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
7069 memref_hash, memref_eq, hoist_memory_references): Rewritten.
7070 (schedule_sm): Replaced by...
7071 (execute_sm): ... this.
7072 (determine_lsm_ref, hoist_memory_references,
7073 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
7074 find_more_ref_vops, free_mem_ref, free_mem_refs,
7075 determine_lsm_loop, determine_lsm): Removed.
7076 (tree_ssa_lim_finalize): Free data structures used by store motion.
7077 (tree_ssa_lim): Call analyze_memory_references. Use
7078 store_motion instead of determine_lsm.
7080 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
7082 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
7083 rename tmake_file to m68hc11/t-m68hc11.
7084 (mcore): Set inhibit_libc to true.
7085 * config.host (alpha*-dec-*vms*): Set extra_programs.
7086 (interix3*): Don't use host_xmake_file.
7087 * configure.ac: Let config.gcc override inhibit_libc.
7088 * configure: Regenerate.
7090 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
7091 * config/t-openbsd-thread: Remove commented out lines.
7093 * config/x-interix: Remove.
7095 * config/m68hc11/t-m68hc11-gas: Rename to...
7096 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
7098 * config/mcore/t-mcore: Remove T_CFLAGS.
7099 * config/mcore/t-mcore-pe: Likewise.
7101 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
7103 * configure.ac: Replace custom __GNU_SOURCE test with
7104 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
7105 * aclocal.m4: Regenerate.
7106 * configure: Regenerate.
7107 * config.in: Regenerate.
7109 2008-03-27 Richard Guenther <rguenther@suse.de>
7111 * fold-const.c (target.h): Include.
7112 (fold_comparison): Fold comparison of addresses of decls
7113 that bind locally or of constants. Consolidate address folding code.
7114 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
7115 results from fold_binary_to_constant.
7116 (compare_values_warnv): Likewise.
7118 2008-03-27 Andrew Pinski <pinskia@gmail.com>
7121 * fold-const.c (fold_truthop): Check for integeral types when folding
7122 a == 0 && b == 0 and a != 0 || b != 0 .
7124 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
7126 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
7128 2008-03-26 Andreas Schwab <schwab@suse.de>
7130 * doc/invoke.texi: Fix use of @item vs. @itemx.
7132 2008-03-26 Tom Tromey <tromey@redhat.com>
7134 * Makefile.in (build/gensupport.o, build/print-rtl.o,
7135 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
7136 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
7137 build/gencodes.o, build/genconditions.o, build/genconfig.o,
7138 build/genconstants.o, build/genemit.o, build/genextract.o,
7139 build/genflags.o, build/genmddeps.o, build/genopinit.o,
7140 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
7143 2008-03-26 Richard Guenther <rguenther@suse.de>
7146 2008-03-26 Richard Guenther <rguenther@suse.de>
7148 * fold-const.c (target.h): Include.
7149 (fold_comparison): Fold comparison of addresses of two decls
7150 that bind locally. Consolidate address folding code.
7152 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7154 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
7155 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
7156 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
7157 dconstsqrt2, dconstthird, dconste and/or dconst10.
7158 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
7159 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
7160 dconstsqrt2, dconste): Delete.
7161 (init_emit_once): Likewise. Simplify initializing dconstm1.
7163 * real.c (get_real_const): New.
7164 * real.h (dconst3, dconst10, dconstm2, dconstthird,
7165 dconstsqrt2, dconste): Delete.
7166 (real_value_const, get_real_const): New.
7168 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
7170 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
7172 * config/i386/i386.c (ix86_function_arg_boundary): Check
7173 BIGGEST_ALIGNMENT instead of 128.
7174 (setup_incoming_varargs_64): Likewise.
7176 2008-03-26 Tom Tromey <tromey@redhat.com>
7178 * Makefile.in (DEPFILES): Add missing '/'.
7180 2008-03-26 Richard Guenther <rguenther@suse.de>
7182 * fold-const.c (target.h): Include.
7183 (fold_comparison): Fold comparison of addresses of two decls
7184 that bind locally. Consolidate address folding code.
7186 2008-03-26 Nick Clifton <nickc@redhat.com>
7189 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
7190 not allow INT+INT as a legitimate addressing mode.
7192 2008-03-26 Richard Guenther <rguenther@suse.de>
7194 * tree-flow.h (widen_bitfield): Remove declaration.
7195 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
7196 (widen_bitfield): Remove function.
7197 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
7200 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7203 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
7206 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
7208 PR rtl-optimization/35232
7209 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
7210 (forget_old_reloads_1, forget_marked_reloads): Don't clear
7211 reg_reloaded_call_part_clobbered here.
7212 (reload_regs_reach_end_p): New function.
7213 (reload_reg_rtx_for_input): New variable.
7214 (reload_reg_rtx_for_output): Likewise.
7215 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
7216 when reassigning a pseudo register. Load reloadreg from
7217 reload_reg_rtx_for_input, moving the mode and register
7219 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
7220 instead of the original when deciding whether an input reload
7221 would be a no-op or whether an output reload can be deleted.
7222 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
7223 when setting up new_spill_reg_store. Load it from
7224 reload_reg_rtx_for_output, moving the mode and register
7226 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
7227 instead of the original when deciding whether an output reload
7228 would be a no-op. Do the same when modifying insn notes.
7229 Use rtx_equal_p instead of == to compare the registers.
7230 (inherit_piecemeal_p): Take a mode and two register numbers
7232 (emit_reload_insns): Clear new_spill_reg_store for every hard
7233 register in the reload register. Remove spill registers
7234 from reg_reloaded_valid before considering whether to record
7235 inheritance information for them. Use reload_reg_rtx_for_output
7236 instead of reg_rtx when recording output reloads. Use
7237 reload_reg_rtx_for_input instead of reg_rtx when recording
7238 input reloads. Set or clear reg_reloaded_call_part_clobbered
7239 at the same time as setting reg_reloaded_valid.
7240 (delete_output_reload): Add a new_reload_reg parameter and use it
7241 instead of rld[j].reg_rtx.
7242 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
7245 2008-03-25 Tom Tromey <tromey@redhat.com>
7247 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
7248 (build/genattr.o): Likewise.
7249 (build/genattrtab.o): Likewise.
7250 (build/gencodes.o): Likewise.
7251 (build/genconfig.o): Likewise.
7252 (build/genconstants.o): Likewise.
7253 (build/genemit.o): Likewise.
7254 (build/genextract.o): Likewise.
7255 (build/genflags.o): Likewise.
7257 2008-03-25 Bob Wilson <bob.wilson@acm.org>
7259 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
7260 instead of size_int for integer types.
7261 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
7262 to match type of MINUS_EXPR.
7264 2008-03-25 Tom Tromey <tromey@redhat.com>
7266 * configure: Rebuilt.
7267 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
7270 2008-03-25 Tom Tromey <tromey@redhat.com>
7272 * config/x-solaris (host-solaris.o): Update.
7273 * config/x-linux (host-linux.o): Update.
7274 * config/x-hpux (host-hpux.o): Update.
7275 * config/x-darwin (host-darwin.o): Update.
7276 * config/v850/t-v850e (v850-c.o): Update.
7277 * config/v850/t-v850 (v850-c.o): Update.
7278 * config/t-vxworks (vxworks.o): Update.
7279 * config/t-sol2 (sol2-c.o, sol2.o): Update.
7280 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
7281 * config/spu/t-spu-elf (spu-c.o): Update.
7283 * config/sh/t-symbian (sh-c.o): Update.
7284 (symbian.o): Update.
7285 * config/sh/t-sh (sh-c.o): Update.
7286 * config/score/t-score-elf (score7.o, score3.o): Update.
7287 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
7288 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
7289 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
7290 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
7292 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7293 * config/m32c/t-m32c (m32c-pragma.o): Update.
7294 * config/ia64/t-ia64 (ia64-c.o): Update.
7295 * config/i386/x-mingw32 (host-mingw32.o): Update.
7296 * config/i386/x-i386 (driver-i386.o): Update.
7297 * config/i386/x-darwin (host-i386-darwin.o): Update.
7298 * config/i386/x-cygwin (host-cygwin.o): Update.
7299 * config/i386/t-nwld (nwld.o): Update.
7300 * config/i386/t-netware (netware.o): Update.
7301 * config/i386/t-interix (winnt.o): Update.
7302 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
7303 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
7304 msformat-c.o): Update.
7305 * config/bfin/t-bfin-linux (generated_files): Add
7306 linux-sysroot-suffix.h.
7307 * config/arm/t-wince-pe (pe.o): Update.
7308 * config/arm/t-strongarm-pe (pe.o): Update.
7309 * config/arm/t-pe (pe.o): Update.
7310 * config/arm/t-arm (arm-c.o): Update.
7311 * doc/install.texi (Prerequisites): Require make 3.80.
7312 * Makefile.in: Remove .o targets.
7313 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
7314 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
7315 (simple_generated_h, simple_generated_c): Move earlier.
7316 (generated_files): New variable.
7317 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
7318 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
7319 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
7320 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
7321 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
7322 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
7323 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
7324 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
7325 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
7326 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
7327 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
7328 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
7330 (COMPILE.base, COMPILE): New variables.
7331 (%.o): New pattern rule.
7332 (ALL_HOST_OBJS): New variable.
7333 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
7334 (dummy-checksum.o, cc1-checksum.o): Remove.
7335 (DRIVER_SHLIB): New variable.
7336 (DRIVER_DEFINES): Use it.
7337 (gencondmd.c): Move out of build/.
7338 (s-conditions): Update.
7339 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
7340 (ALL_BUILD_OBJS): Likewise.
7341 (build/%.o): Use BUILDCOMPILE.
7342 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
7343 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
7344 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
7345 build/gencheck.o, build/gencodes.o, build/genconditions.o,
7346 build/genconfig.o, build/genconstants.o, build/genemit.o,
7347 build/genextract.o, build/genflags.o, build/genmddeps.o,
7348 build/genopinit.o, build/genoutput.o, build/genpeep.o,
7349 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
7350 build/gen-protos.o, build/scan.o, build/fix-header.o,
7351 build/scan-decls.o): Simplify.
7352 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
7353 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
7354 prefix.o, toplev.o): Reduce to variable setting.
7355 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
7356 ($(out_object_file), gcc-options.o): New targets.
7357 ($(ALL_HOST_OBJS)): New target. Include dependency files.
7358 * configure: Rebuilt.
7359 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
7360 * doc/sourcebuild.texi (Front End Directory): Document new variable.
7362 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
7364 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
7365 complain when we hit an error, return ERROR_MARK_NODE.
7367 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7369 * config/sh/constraints.md (Pso, Psz): New constraints.
7370 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
7371 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
7373 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7375 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
7376 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
7378 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7380 * config/sh/sh.md (prefetch): Add condition for SH2A target.
7381 (prefetch_sh2a): New.
7383 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7384 Naveen.H.S <naveen.hs@kpitcummins.com>
7386 * config/sh/constraints.md (I28): New constraint.
7387 * config/sh/sh.c (broken_move): Add support for movi20s.
7388 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
7390 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
7391 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7392 Naveen.H.S <naveen.hs@kpitcummins.com>
7394 * config/sh/sh.c (SH_ATTRIBUTES): Define.
7395 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
7396 (print_operand): Handle resbank in %@ operand code.
7397 (sh_encode_section_info): New.
7398 (push_regs): Add conditions for resbank.
7399 (sh_expand_epilogue): Likewise.
7400 (sh_insert_attributes): Likewise.
7401 (sh_attribute_table): Likewise.
7402 (sh_handle_resbank_handler_attribute): New.
7403 (sh2a_handle_function_vector_handler_attribute): New.
7404 (sh2a_is_function_vector_call): New.
7405 (sh2a_get_function_vector_number): New.
7406 (sh2a_function_vector_p): New.
7407 (sh_cfun_resbank_handler_p): New.
7408 * config/sh/sh.md (calli): Emit jsr/n if possible.
7409 (calli_tbr_rel): New.
7410 (calli_pcrel): Emit jsr/n if possible.
7411 (return_i): Emit rts/n if possible.
7412 (call_valuei_tbr_rel): New.
7413 (call_valuei_pcrel): Add condition for SH2A target.
7414 (call_value): Likewise.
7415 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
7416 (sh2a_get_function_vector_number): Likewise.
7417 (sh2a_is_function_vector_call): Likewise.
7418 * doc/extend.texi: Document TBR relative addressing of SH2A.
7419 (resbank): Add description for SH2A.
7421 2008-03-24 Richard Guenther <rguenther@suse.de>
7424 * gimplify.c (gimplify_modify_expr): For frontend type-correct
7425 pointer assignments change conversions according to middle-end rules.
7426 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
7427 * configure.ac: Include type checking in yes.
7428 * configure: Regenerate.
7430 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7432 * diagnostic.c (diagnostic_count_diagnostic): Delete.
7433 (diagnostic_report_diagnostic): Update. Handle ICEs here.
7435 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
7437 * gthr-vxworks.h (UNUSED): Define.
7439 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
7441 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
7443 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
7445 * doc/extend.texi (Function Attributes): Add missing comma in the
7446 example of the "alloc_size" attribute.
7448 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
7451 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7453 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7456 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7459 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7460 of the underlying type of a MS bitfield layout to the natural
7461 alignment of the type.
7463 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7465 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7466 to their natural alignment to avoid store forwarding stalls.
7468 2008-03-22 Richard Guenther <rguenther@suse.de>
7470 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
7471 For PHI nodes verify the address is invariant.
7472 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
7473 (get_symbol_constant_value): Use is_gimple_min_invariant.
7474 (maybe_fold_stmt_indirect): Likewise.
7476 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
7478 PR rtl-optimization/33927
7479 * Makefile.in (dse.o): Depend on $(TM_P_H).
7480 * expr.h (extract_low_bits): Declare.
7481 * expmed.c (extract_low_bits): New function.
7482 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
7483 * dse.c: Include tm_p.h.
7484 (find_shift_sequence): Remove the read_reg argument and return the
7485 read value. Emit the instructions instead of returning them.
7486 Iterate on new_mode rather than calculating it each time.
7487 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
7488 source to NEW_MODE and extract_low_bits to convert the shifted
7490 (replace_read): Allow the load and store to have different mode
7491 classes. Use extract_low_bits when SHIFT == 0. Create the shift
7492 or extraction instructions before trying the replacement. Update
7493 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
7495 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7497 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7498 to their natural alignment to avoid store forwarding stalls.
7500 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7503 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
7504 encouraging but not allowing gprs for input;
7505 change the input constraint to !f#r.
7506 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
7508 change the output constraint to !f#r.
7510 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
7513 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
7514 corresponding post-reload splitters.
7515 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
7516 when x87 FP math is selected.
7517 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
7518 New function prototype.
7519 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
7520 unreachable function to ease macroization of insn patterns.
7522 2008-03-21 Martin Jambor <mjambor@suse.cz>
7524 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
7525 reference dumps if ddr is NULL or dependence is unknown.
7527 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7529 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
7530 unsigned extension into account.
7531 (ATOMIC_COMPARE_AND_SWAP): Likewise.
7532 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
7533 Do computations on a scratch register.
7535 2008-03-21 Richard Guenther <rguenther@suse.de>
7537 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7538 Use is_gimple_min_invariant instead of TREE_INVARIANT.
7539 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
7540 * tree-ssa-dom.c (record_equality): Likewise.
7541 * tree-inline.c (copy_body_r): Likewise.
7542 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
7545 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7547 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
7548 as 'delete_unused' argument.
7550 2008-03-20 Richard Guenther <rguenther@suse.de>
7552 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
7553 special casing of constant qualifiers.
7554 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
7555 care about them in general.
7556 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
7557 regardless of their type.
7558 (fold_stmt_r): Forcefully fold *& if we end up with that.
7560 2008-03-20 Paul Brook <paul@codesourcery.com>
7562 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
7563 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
7565 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
7567 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
7568 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
7570 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
7572 * common.opt (Wmudflap): New option.
7573 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
7574 (mx_register_decls): Likewise.
7575 (mudflap_finish_file): Likewise.
7576 * doc/invoke.texi: Document -Wno-mudflap.
7578 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
7580 * c-format.c (replace_format_name_to_system_name): New.
7582 (convert_format_name_to_system_name): New.
7583 (decode_format_attr): Add use of convert_format_name_to_system_name.
7584 (format_types_orig): Add gnu_ prefix to names.
7585 (check_format_info_main): Special treating of \0 escaped names for
7586 supporting multi-character format specifiers as I32, I64.
7587 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
7588 (gnu_target_overrides_format_attributes): New.
7589 * c-format.h: Add structure target_ovr_attr to hold
7590 system specific formatter names.
7591 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
7592 msformat-c.o file to c_target_objs and cxx_target_objs.
7593 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7594 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
7595 (TARGET_N_FORMAT_TYPES): New.
7596 * config/i386/msformat-c.c: New.
7597 * config/i386/t-cygming: Add build rule for msformat-c.o.
7598 * doc/extend.texi: Add new format names gnu_* and ms_* and
7600 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7602 2008-03-20 Ira Rosen <irar@il.ibm.com>
7604 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
7605 optimizations turned on under -O3.
7606 (ftree-vectorize): Add that the flag is turned on with -O3.
7608 2008-03-20 Ben Elliston <bje@au.ibm.com>
7610 * regmove.c (try_auto_increment): Fix spelling error in comment.
7611 * final.c (final_scan_insn): Likewise.
7613 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
7616 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
7617 allocator preferences for "y" and "r" class registers.
7618 ("*mov<mode>_internal"): Ditto.
7619 ("*movv2sf_internal_rex64"): Ditto.
7620 ("*movv2sf_internal"): Ditto.
7622 2008-03-19 Michael Matz <matz@suse.de>
7625 * calls.c (expand_call): Check overlap of arguments with call
7626 address for sibcalls.
7628 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7631 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7632 of the underlying type of a MS bitfield layout to the natural
7633 alignment of the type.
7635 2008-03-19 Jan Hubicka <jh@suse.cz>
7638 * toplev.c (decode_d_option): Handle all CPP flags.
7639 * tree-vrp.c: Update tree_pass descriptors.
7640 * regrename.c: Update tree_pass descriptors.
7641 * fwprop.c: Update tree_pass descriptors.
7642 * doc/invoke.texi: Remove documentation of dropped -d? flags.
7643 * tree-into-ssa.c: Update tree_pass descriptors.
7644 * tree-dump.c: Update tree_pass descriptors.
7645 * tree-complex.c: Update tree_pass descriptors.
7646 * tree-dump.h: Update tree_pass descriptors.
7647 * see.c: Update tree_pass descriptors.
7648 * cgraphbuild.c: Update tree_pass descriptors.
7649 * tracer.c: Update tree_pass descriptors.
7650 * tree-loop-distribution.c: Update tree_pass descriptors.
7651 * cgraph.c: Update tree_pass descriptors.
7652 * postreload-gcse.c: Update tree_pass descriptors.
7653 * postreload.c: Update tree_pass descriptors.
7654 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
7655 * tree-tailcall.c: Update tree_pass descriptors.
7656 * tree-pass.h (tree_opt_pass): Rename to ...
7657 (opt_pass) ... this one; add "type" field and remove letter field.
7658 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
7659 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
7660 all_lowering_passes): Update declaration.
7661 * ipa-cp.c: Update tree_pass descriptors.
7662 * final.c: Update tree_pass descriptors.
7663 * omp-low.c: Update tree_pass descriptors.
7664 * tree-ssa-dse.c: Update tree_pass descriptors.
7665 * ipa-reference.c: Update tree_pass descriptors.
7666 * tree-ssa-uncprop.c: Update tree_pass descriptors.
7667 * auto-inc-dec.c: Update tree_pass descriptors.
7668 * reorg.c: Update tree_pass descriptors.
7669 * cgraphunit.c: Update tree_pass descriptors.
7670 * tree-ssa-copyrename.c: Update tree_pass descriptors.
7671 * tree-ssa-ccp.c: Update tree_pass descriptors.
7672 * df-core.c: Update tree_pass descriptors.
7673 * mode-switching.c: Update tree_pass descriptors.
7674 * tree-nomudflap.c: Update tree_pass descriptors.
7675 * modulo-sched.c: Update tree_pass descriptors.
7676 * ipa-pure-const.c: Update tree_pass descriptors.
7677 * cse.c: Update tree_pass descriptors.
7678 * web.c: Update tree_pass descriptors.
7679 * tree-stdarg.c: Update tree_pass descriptors.
7680 * tree-ssa-math-opts.c: Update tree_pass descriptors.
7681 * tree-ssa-dom.c: Update tree_pass descriptors.
7682 * tree-nrv.c: Update tree_pass descriptors.
7683 * tree-ssa-alias.c: Update tree_pass descriptors.
7684 * loop-init.c: Update tree_pass descriptors.
7685 * gimple-low.c: Update tree_pass descriptors.
7686 * ipa-inline.c: Update tree_pass descriptors.
7687 * tree-ssa-sink.c: Update tree_pass descriptors.
7688 * global.c: Update tree_pass descriptors.
7689 * ifcvt.c: Update tree_pass descriptors.
7690 * jump.c: Update tree_pass descriptors.
7691 * predict.c: Update tree_pass descriptors.
7692 * tree-ssa-loop.c: Update tree_pass descriptors.
7693 * recog.c: Update tree_pass descriptors.
7694 * dse.c: Update tree_pass descriptors.
7695 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
7696 * tree-eh.c: Update tree_pass descriptors.
7697 * regmove.c: Update tree_pass descriptors.
7699 * function.c: Update tree_pass descriptors.
7700 * tree-vectorizer.c: Update tree_pass descriptors.
7701 * gcse.c: Update tree_pass descriptors.
7702 * ipa-type-escape.c: Update tree_pass descriptors.
7703 * tree-if-conv.c: Update tree_pass descriptors.
7704 * init-regs.c: Update tree_pass descriptors.
7705 * ipa.c: Update tree_pass descriptors.
7706 * tree-ssa-phiopt.c: Update tree_pass descriptors.
7707 * rtl-factoring.c: Update tree_pass descriptors.
7708 * lower-subreg.c: Update tree_pass descriptors.
7709 * bt-load.c: Update tree_pass descriptors.
7710 * tree-dfa.c: Update tree_pass descriptors.
7711 * except.c: Update tree_pass descriptors.
7712 * emit-rtl.c: Update tree_pass descriptors.
7713 * cfgexpand.c: Update tree_pass descriptors.
7714 * tree-cfgcleanup.c: Update tree_pass descriptors.
7715 * cfgcleanup.c: Update tree_pass descriptors.
7716 * tree-ssa-pre.c: Update tree_pass descriptors.
7717 * tree-sra.c: Update tree_pass descriptors.
7718 * tree-mudflap.c: Update tree_pass descriptors.
7719 * tree-ssa-copy.c: Update tree_pass descriptors.
7720 * cfglayout.c: Update tree_pass descriptors.
7721 * tree-ssa-forwprop.c: Update tree_pass descriptors.
7722 * tree-ssa-dce.c: Update tree_pass descriptors.
7723 * tree-ssa.c: Update tree_pass descriptors.
7724 * regclass.c: Update tree_pass descriptors.
7725 * integrate.c: Update tree_pass descriptors.
7726 * tree-optimize.c: Update tree_pass descriptors.
7727 * tree-ssa-phiprop.c: Update tree_pass descriptors.
7728 * tree-object-size.c: Update tree_pass descriptors.
7729 * combine.c: Update tree_pass descriptors.
7730 * tree-outof-ssa.c: Update tree_pass descriptors.
7731 * bb-reorder.c: Update tree_pass descriptors.
7732 * stack-ptr-mod.c: Update tree_pass descriptors.
7733 * var-tracking.c: Update tree_pass descriptors.
7734 * tree-profile.c: Update tree_pass descriptors.
7735 * tree-vect-generic.c: Update tree_pass descriptors.
7736 * reg-stack.c: Update tree_pass descriptors.
7737 * sched-rgn.c: Update tree_pass descriptors.
7738 * tree-ssa-structalias.c: Update tree_pass descriptors.
7739 * tree-cfg.c: Update tree_pass descriptors.
7740 * passes.c (current_pass): Update declaration.
7741 (finish_optimization_passes): Update.
7742 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
7743 (register_one_dump_file, register_dump_files_1, next_pass_1):
7745 (init_optimization_passes): Update handling of new types.
7746 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
7747 * ipa-struct-reorg.c: Update tree_pass descriptors.
7748 * tree-ssa-reassoc.c: Update tree_pass descriptors.
7749 * combine-stack-adj.c: Update tree_pass descriptors.
7750 * cfgrtl.c: Update tree_pass descriptors.
7751 * dce.c: Update tree_pass descriptors.
7752 * tree-ssanames.c: Update tree_pass descriptors.
7754 2008-03-19 Richard Guenther <rguenther@suse.de>
7757 * tree-ssa.c (walk_data): New structure.
7758 (warn_uninitialized_var): If not always_executed warn with "maybe"
7760 (execute_early_warn_uninitialized): Compute post-dominators.
7761 Initialize always_executed before processing each basic block.
7763 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
7766 * config/i386/i386.c (x86_this_parameter): Calculate correct location
7767 of "this" pointer when "regparm = N" or "fastcall" is in effect.
7769 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7771 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
7773 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
7775 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
7777 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
7778 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
7779 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
7780 target after ignore has been set, and move there also the commputation
7781 of subtarget and original_target.
7782 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
7783 (LANG_HOOKS_INITIALIZER): Remove it.
7784 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
7786 2008-03-18 Richard Guenther <rguenther@suse.de>
7788 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
7789 found an expression with constants, note that in the VN for the lhs.
7790 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
7791 fold them to constants if possible. Run cleanup_cfg if done so.
7792 (execute_pre): Return todo.
7794 (execute_fre): Likewise.
7795 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
7797 (get_prop_source_stmt): Look through pointer conversions.
7799 2008-03-18 Jan Hubicka <jh@suse.cz>
7801 * tree-pretty-print.c: Include predict.h.
7802 (dump_generic_node): Dump predictor.
7803 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
7804 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
7805 * gimple-low.c (lower_stmt): Likewise.
7806 * expr.c (expand_expr_real): Likewise.
7807 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
7809 (build_predict_expr, build_predict_expr): New.
7810 * predict.h (predictor_name, build_predict_expr): Update.
7811 * c-typeck.c (c_finish_bc_stmt): Add prediction.
7812 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
7813 * predict.def (PRED_CONTINUE): Update hitrate.
7814 * tree.def (PREDICT_EXPR): Define.
7815 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
7816 do not handle BIND_EXPR.
7817 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
7818 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
7819 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
7822 2008-03-18 Michael Matz <matz@suse.de>
7824 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
7826 2008-03-18 Richard Guenther <rguenther@suse.de>
7828 * tree-gimple.h (is_gimple_invariant_address): Declare.
7829 (is_gimple_constant): Likewise.
7830 * tree-gimple.c (is_gimple_constant): New function.
7831 (is_gimple_invariant_address): Likewise.
7832 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
7833 and is_gimple_invariant_address.
7834 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
7836 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
7837 an addressable base.
7839 2008-03-18 Jakub Jelinek <jakub@redhat.com>
7842 * gimplify.c (gimplify_expr): Gimplify second operand of
7845 2008-03-17 Richard Guenther <rguenther@suse.de>
7847 PR tree-optimization/19637
7848 * fold-const.c (fold_unary): Remove restrictions of removing
7849 intermediate pointer-conversions (P2)(P1)P0.
7850 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
7851 conversion to void pointer.
7852 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
7854 2008-03-16 James E. Wilson <wilson@tuliptree.org>
7857 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
7858 emulated thread local variables.
7860 2008-03-16 Richard Guenther <rguenther@suse.de>
7863 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
7864 expand TREE_INVARIANT operations that are not gimple invariant.
7866 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
7868 * doc/extend.texi (Alignment): Say that the ABI controls
7869 the __alignof__ for non-strict-alignment targets rather
7870 than being a recommendation.
7872 2008-03-15 Paul Brook <paul@codesourcery.com>
7874 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
7876 (arm_output_fn_unwind): Mark functions that can not be unwound.
7878 2008-03-15 Paul Brook <paul@codesourcery.com>
7880 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
7881 extension instructions.
7883 2008-03-15 Richard Guenther <rguenther@suse.de>
7885 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
7886 and fold constant aggregate refs.
7887 (fold_const_aggregate_ref): Handle string constants
7888 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
7889 (evaluate_stmt): Simplify now that ccp_fold folds constant
7892 2008-03-15 Paul Brook <paul@codesourcery.com>
7894 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
7895 (extzv): Use gen_extzv_t2.
7896 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
7898 2008-03-15 Richard Guenther <rguenther@suse.de>
7900 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
7901 (fold_const_aggregate_ref): Likewise.
7902 (get_value): Return NULL if we don't have any values.
7903 (ccp_finalize): Set const_val to NULL after freeing it.
7904 * tree-flow.h (get_symbol_constant_value): Declare.
7905 (fold_const_aggregate_ref): Likewise.
7906 * tree-ssa-sccvn.c (try_to_simplify): Use them.
7908 2008-03-15 Richard Guenther <rguenther@suse.de>
7911 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
7912 to not produce negative array indices if not allowed. Add
7913 parameter to indicate that.
7914 (maybe_fold_offset_to_component_ref): Allow negative array
7915 indices only for the first member of a structure.
7916 (maybe_fold_offset_to_reference): Allow negative array indices.
7917 (maybe_fold_stmt_addition): Likewise.
7919 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
7920 Anatoly Sokolov <aesok@post.ru>
7922 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
7923 (avr_arch): Add ARCH_AVR6.
7924 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
7925 (initial_elimination_offset): Initialize and use 'avr_pc_size'
7926 instead of fixed value 2.
7927 (print_operand_address): Use gs() asm specifier instead of pm().
7928 (avr_assemble_integer): (Ditto.).
7929 (avr_output_addr_vec_elt): (Ditto.).
7930 (print_operand): Handle "!" code.
7931 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
7932 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
7933 (AVR_HAVE_EIJMP_EICALL): Define.
7934 (AVR_3_BYTE_PC): Redefine.
7935 (AVR_2_BYTE_PC): (Ditto.).
7936 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
7937 (LINK_SPEC): Add atmega2560 and atmega2561.
7938 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
7940 * config/avr/avr.md (call_insn): Use eicall instead of icall
7941 for 3 byte PC devices.
7942 (call_value_insn): (Ditto.).
7943 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
7944 (indirect_jump): Use only for for 2 byte PC devices.
7945 (*tablejump): (Ditto.).
7946 (*indirect_jump_avr6): Add insn.
7947 (*tablejump_rjmp): Don't use for 3 byte PC devices.
7948 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
7949 instead of ijmp for 3 byte PC devices.
7950 (__tablejump2__): (Ditto.).
7951 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
7952 (MULITLIB_DIRNAMES): (Ditto.).
7953 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
7955 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
7957 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
7958 "sse2_umulsidi3". Use V1DI mode for operand 0.
7959 ("mmx_psadbw"): Use V1DI mode for operand 0.
7960 * config/i386/i386-modes.def (V1SI): New vector mode.
7961 * config/i386/i386.c (struct builtin_description)
7962 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
7963 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
7964 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
7965 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
7966 v1di_ftype_v8qi_v8qi type.
7967 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
7969 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
7970 __builtin_ia32_pmuludq]: Fix the mode of return value.
7972 2008-03-15 Richard Guenther <rguenther@suse.de>
7975 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
7978 2008-03-14 Bob Wilson <bob.wilson@acm.org>
7980 * doc/invoke.texi (Option Summary, Xtensa Options): Document
7981 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
7982 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
7983 unless TARGET_SERIALIZE_VOLATILE is enabled.
7984 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
7985 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
7986 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
7988 2008-03-14 Richard Guenther <rguenther@suse.de>
7990 PR tree-optimization/34172
7991 * tree-flow.h (refs_may_alias_p): Declare.
7992 (get_single_def_stmt): Likewise.
7993 (get_single_def_stmt_from_phi): Likewise.
7994 (get_single_def_stmt_with_phi): Likewise.
7995 * tree-dfa.c (refs_may_alias_p): New function.
7996 (get_single_def_stmt): Likewise.
7997 (get_single_def_stmt_from_phi): Likewise.
7998 (get_single_def_stmt_with_phi): Likewise.
7999 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
8000 (vn_reference_lookup_1): New helper function.
8001 (vn_reference_lookup): Walk the virtual use-def chain to
8002 continue searching for a match if the def does not alias the
8003 reference we are looking for.
8005 2008-03-14 David Edelsohn <edelsohn@gnu.org>
8007 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
8008 archive and Perzl. Update The Written Word listing.
8010 2008-03-14 Richard Guenther <rguenther@suse.de>
8012 PR tree-optimization/34043
8013 PR tree-optimization/33989
8014 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
8016 (bitmap_find_leader): Use extra argument to verify dominance
8017 relationship inside a basic-block.
8018 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
8019 (find_leader_in_sets): Adjust.
8020 (create_component_ref_by_pieces): Take extra argument for
8021 dominance check, handle lookup failures.
8022 (find_or_generate_expression): Likewise.
8023 (create_expression_by_pieces): Likewise.
8024 (insert_into_preds_of_block): Adjust.
8025 (create_value_expr_from): If asked for, verify all operands
8026 are in the blocks AVAIL_OUT set.
8027 (make_values_for_stmt): Check for SSA_NAMEs that are life
8028 over an abnormal edge.
8029 (compute_avail): Remove such check.
8030 (do_SCCVN_insertion): New function.
8031 (eliminate): If we do not find a leader suitable for replacement
8032 insert a replacement expression from SCCVN if available.
8033 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
8034 (struct vn_ssa_aux): Add needs_insertion flag.
8035 * tree-ssa-sccvn.c (may_insert): New global flag.
8036 (copy_reference_ops_from_ref): Value-number union member access
8037 based on its size, not type and member if insertion is allowed.
8038 (visit_reference_op_load): For a weak match from union type
8039 punning lookup a view-converted value and insert a SSA_NAME
8040 for that value if that is not found.
8041 (visit_use): Make dumps shorter. Do not disallow value numbering
8042 SSA_NAMEs that are life over an abnormal edge to constants.
8043 (free_scc_vn): Release inserted SSA_NAMEs.
8044 (run_scc_vn): New flag to specify whether insertion is allowed.
8045 Process SSA_NAMEs in forward order.
8046 * tree-ssa-loop-im.c (for_each_index): Handle invariant
8047 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
8048 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
8049 pointer type to/from integral types that do not change the
8050 precision to regular conversions.
8052 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
8054 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
8055 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
8056 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
8057 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
8058 input arguments and the mode of return value. Built-in functions
8059 that operate on whole 64-bit MMX register now use V1DI mode.
8061 2008-03-13 Alon Dayan <alond@il.ibm.com>
8062 Olga Golovanevsky <olga@il.ibm.com>
8064 PR tree-optimization/35041
8065 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
8066 to locate the right position in a statement.
8068 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
8072 * config/i386/xmmintrin.h: Change all static inline functions to
8073 extern inline and add __gnu_inline__ attribute.
8074 * config/i386/bmintrin.h: Ditto.
8075 * config/i386/smmintrin.h: Ditto.
8076 * config/i386/tmmintrin.h: Ditto.
8077 * config/i386/mmintrin-common.h: Ditto.
8078 * config/i386/ammintrin.h: Ditto.
8079 * config/i386/emmintrin.h: Ditto.
8080 * config/i386/pmmintrin.h: Ditto.
8081 * config/i386/mmintrin.h: Ditto.
8082 * config/i386/mm3dnow.h: Ditto.
8084 2008-03-13 Jakub Jelinek <jakub@redhat.com>
8087 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
8088 (lower_omp_2): New function.
8089 (lower_omp_1, lower_omp): Rewritten.
8091 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
8094 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
8095 with the phrase "Microsoft Windows compilers".
8096 (Push/Pop Macro Pragmas): New subsection. Document
8097 #pragma push_macro and pragma pop_macro.
8099 2008-03-12 Paul Brook <paul@codesourcery.com>
8101 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
8103 2008-03-12 Paul Brook <paul@codesourcery.com>
8105 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
8106 (thumb2_alusi3_short): Exclude PLUS and MINUS.
8107 (thumb2_addsi_shortim): Rename ...
8108 (thumb2_addsi_short): ... to this. Allow register operands.
8109 (thumb2_subsi_short): New pattern.
8110 (thumb2_one_cmplsi2_short,
8111 thumb2_negsi2_short): New patterns and peepholes.
8113 2008-03-12 Paul Brook <paul@codesourcery.com>
8115 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
8117 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
8119 * config/i386/i386.md (int_cond): New code iterator.
8121 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
8122 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
8123 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
8124 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
8125 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
8126 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
8127 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
8128 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
8130 2008-03-12 Paul Brook <paul@codesourcery.com>
8132 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
8133 instead of {arm,thumb}_compute_save_reg_mask.
8134 (output_return_instruction): Ditto.
8135 (thumb_unexpanded_epilogue): Ditto.
8136 (thumb1_expand_prologue): Ditto.
8137 (thumb1_output_function_prologue): Ditto.
8138 (arm_set_return_address): Ditto.
8139 (thumb_set_return_address): Ditto.
8140 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
8141 regs to achieve stack alignment.
8142 (thumb1_compute_save_reg_mask): Fix compiler warning.
8143 (arm_output_epilogue): Use offsets->saved_regs_mask.
8144 Adjust stack pointer by poping call clobered registers.
8145 (arm_expand_prologue): Use offsets->saved_regs_mask.
8146 Adjust stack pointer by pushing extra registers.
8147 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
8149 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
8152 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
8153 conversion to the operands of a multiplication.
8155 2008-03-12 Richard Guenther <rguenther@suse.de>
8157 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
8158 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
8159 * timevar.def (TV_TREE_PHIPROP): Add.
8160 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
8161 pass description. Use TV_TREE_PHIPROP.
8162 * tree-ssa-forwprop.c: Remove phiprop code.
8164 2008-03-12 Jakub Jelinek <jakub@redhat.com>
8167 * omp-low.c (maybe_lookup_decl): Constify first argument.
8168 (use_pointer_for_field): Change last argument from bool to
8169 omp_context *. Disallow shared copy-in/out in nested
8170 parallel if decl is shared in outer parallel too.
8171 (build_outer_var_ref, scan_sharing_clauses,
8172 lower_rec_input_clauses, lower_copyprivate_clauses,
8173 lower_send_clauses, lower_send_shared_vars): Adjust callers.
8175 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
8176 Ira Rosen <irar@il.ibm.com>
8178 * tree-vectorizer.c (free_stmt_vec_info): New function.
8179 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
8180 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
8181 * tree-vectorizer.h (free_stmt_vec_info): Declare.
8182 * tree-vect-transform.c (vectorizable_conversion): Free
8183 vec_oprnds0 if it was allocated.
8184 (vect_permute_store_chain): Remove unused VECs.
8185 (vectorizable_store): Free VECs that are allocated in the..
8187 (vect_transform_strided_load, vectorizable_load): Likewise.
8188 (vect_remove_stores): Simplify the code.
8189 (vect_transform_loop): Move code to vect_remove_stores().
8190 Call vect_remove_stores() and free_stmt_vec_info().
8192 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8194 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
8195 TARGET_HPUX. Revise comment.
8196 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
8197 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
8198 Use sr4 variant of `be' instruction when not generating PIC code.
8199 (attr_length_call): Adjust for above change.
8201 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8203 * ipa-reference.c (static_execute): Remove module_statics_const and
8204 associated setting code.
8206 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8209 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
8210 predicate for operand 1.
8211 (paritysi2_cmp): Use register_operand predicate for operand 2.
8212 Use earlyclobber modifier for operand 1. Remove support for
8214 (paritydi2_cmp): Use register_operand predicate for operand 3.
8215 Use earlyclobber modifier for operand 1. Remove support for
8218 2008-03-11 Paul Brook <paul@codesourcery.com>
8219 Vladimir Prus <vladimir@codesourcery.com>
8221 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
8222 (arm_compute_save_reg0_reg12_mask): Always
8223 check if register 11 must be saved. Always safe hard frame pointer
8224 when frame_pointer_needeed.
8225 (arm_compute_save_reg_mask): Save IP and PC
8226 only with apcs frames.
8227 (arm_output_epilogue): Adjust Thumb2 codepath to
8228 be also invoked and work for ARM non-apcs frames.
8229 (arm_expand_prologue): Don't bother saving IP
8230 for non-apcs frame, since it's not clobbered by
8231 prologue code. Implement non-apcs frame
8234 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8236 PR rtl-optimization/35281
8237 * expr.c (convert_move): Use a new pseudo for the intermediate
8238 from_mode->word_mode result.
8240 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8242 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
8243 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
8244 * toplev.c (compile_file): Don't call it.
8246 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8249 * expr.c (store_expr): Call emit_block_move if the mode
8250 of "temp" RTX is BLKmode.
8252 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8253 Richard Guenther <rguenther@suse.de>
8255 PR tree-optimization/31358
8256 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
8257 the step with a NULL_TREE.
8258 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
8259 to sizetype if type is a pointer type.
8260 (add_candidate_1): Don't convert the base and step to
8261 the generic type if the orginal type is a pointer type.
8262 (add_iv_value_candidates): Use sizetype for the step
8263 if type is a pointer type.
8264 (cand_value_at): Likewise.
8265 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
8267 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
8268 Don't convert the tem affine to the type.
8269 (add_elt_to_tree): Use sizetype for the step if a pointer.
8270 Use POINTER_PLUS_EXPR for pointers.
8271 (aff_combination_to_tree): Use sizetype for the step if a
8274 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
8276 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
8277 Remove commutativity hint.
8279 2008-03-10 Jakub Jelinek <jakub@redhat.com>
8283 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
8284 errorneous type. Check that v is a VAR_DECL.
8287 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
8289 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
8291 PR tree-optimization/35494
8292 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
8293 may be overriden at link and run time.
8295 2008-03-10 Richard Guenther <rguenther@suse.de>
8297 PR tree-optimization/34677
8298 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
8299 (poolify_tree): Likewise.
8300 (modify_expr_template): Likewise.
8301 (poolify_modify_stmt): Likewise.
8302 (insert_fake_stores): Handle all component-ref style stores
8303 in addition to INDIRECT_REF. Also handle complex types.
8304 Do not poolify the inserted load.
8305 (realify_fake_stores): Do not rebuild the tree but only
8306 make it a SSA_NAME copy.
8307 (init_pre): Remove initialzation of modify_expr_template.
8308 Do not allocate modify_expr_node_pool.
8309 (fini_pre): Do not free modify_expr_node_pool.
8311 2008-03-10 Paul Brook <paul@codesourcery.com>
8313 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
8316 2008-03-10 Paul Brook <paul@codesourcery.com>
8317 Mark Shinwell <shinwell@codesourcery.com>
8319 * config/arm/cortex-r4.md: New.
8320 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
8322 * config/arm/arm.md: Include cortex-r4.md.
8323 (insn): Add smmls, sdiv and udiv values.
8324 (generic_sched): Don't use generic scheduling for Cortex-R4.
8325 (arm_issue_rate): New function.
8326 (TARGET_SCHED_ISSUE_RATE): Define.
8328 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
8330 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
8332 2008-03-10 Richard Guenther <rguenther@suse.de>
8334 * tree-ssa-pre.c (get_sccvn_value): Simplify.
8335 (compute_avail): Do not add stmt uses to AVAIL_OUT.
8337 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
8339 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
8340 Set default to true.
8342 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8344 * c.opt (Wsynth): Deprecate.
8345 * doc/invoke.texi (Option Summary, Warning Options): Document
8346 -Wno-format-contains-nul.
8348 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
8351 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
8352 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
8354 2008-03-09 Ira Rosen <irar@il.ibm.com>
8356 * config/rs6000/rs6000.c (builtin_description): Rename vector
8357 left shift operations.
8358 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
8359 (altivec_vsl<VI_char>): Rename to ...
8360 (ashl<mode>3): ... new name.
8361 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
8363 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
8365 2008-03-08 Richard Guenther <rguenther@suse.de>
8367 * coverage.h (tree_coverage_counter_addr): Declare.
8368 * coverage.c (tree_coverage_counter_addr): New function.
8369 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
8371 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
8372 (tree_gen_one_value_profiler): Likewise.
8373 (tree_gen_ic_profiler): Likewise.
8374 (tree_gen_average_profiler): Likewise.
8375 (tree_gen_ior_profiler): Likewise.
8377 2008-03-08 Richard Guenther <rguenther@suse.de>
8379 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
8380 (vn_binary_op_insert): Likewise.
8381 (vn_unary_op_lookup): Likewise.
8382 (vn_unary_op_insert): Likewise.
8383 (vn_nary_op_lookup): Declare.
8384 (vn_nary_op_insert): Likewise.
8385 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
8386 and binary hashes, use a single obstack for unary_op_pool
8388 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
8389 a single struct vn_nary_op_s. Store tree code length and
8390 a variable number of operands.
8391 (struct vn_reference_op_struct): Remove unused op2.
8392 (vn_reference_op_eq): Do not compare op2.
8393 (vn_reference_op_compute_hash): Do not compute hash of op2.
8394 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
8395 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
8396 with vn_nary_op_compute_hash.
8397 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
8398 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
8400 (vn_unary_op_insert, vn_binary_op_insert): Replace with
8402 (visit_unary_op): Call nary functions.
8403 (visit_binary_op): Likewise.
8404 (process_scc): Adjust for struct vn_tables_s changes.
8405 (allocate_vn_table): Likewise.
8406 (free_vn_table): Likewise.
8407 * tree-vn.c (vn_add): Call nary functions.
8408 (vn_lookup): Likewise.
8410 2008-03-08 Jakub Jelinek <jakub@redhat.com>
8413 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
8414 wdst back after sync_compare_and_swapqhi_internal.
8416 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
8419 * config/i386/i386-modes.def (V1DI): New vector mode.
8420 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
8421 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
8422 (MMXMODE248): Ditto.
8423 (MMXMODE): Add V1DI mode.
8424 (mmxvecsize): Change DI mode to V1DI mode.
8425 ("mov<mode>): Use MMXMODEI8 mode iterator.
8426 ("*mov<mode>_internal_rex64"): Ditto.
8427 ("*mov<mode>_internal"): Ditto.
8428 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
8429 ("mmx_sub<mode>3"): Ditto.
8430 ("mmx_adddi3"): Remove insn pattern.
8431 ("mmx_subdi3"): Ditto.
8432 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
8433 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
8434 ("mmx_ashl<mode>3"): Ditto.
8435 ("mmx_lshrdi3"): Remove insn pattern.
8436 ("mmx_ashldi3"): Ditto.
8437 * config/i386/i386.c (classify_argument): Handle V1DImode.
8438 (function_arg_advance_32): Ditto.
8439 (function_arg_32): Ditto.
8440 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
8441 mmx_addv1di3 insn pattern.
8442 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
8443 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
8444 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
8445 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
8446 Remove definitions of built-in functions.
8447 (V1DI_type_node): New node.
8448 (v1di_ftype_v1di_int): Ditto.
8449 (v1di_ftype_v1di_v1di): Ditto.
8450 (v2si_ftype_v2si_si): Ditto.
8451 (v4hi_ftype_v4hi_di): Remove node.
8452 (v2si_ftype_v2si_di): Ditto.
8453 (ix86_init_mmx_sse_builtins): Handle V1DImode.
8454 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
8455 Redefine builtins using def_builtin_const with *_ftype_*_int node.
8456 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
8457 Add new builtins using def_builtin_const.
8458 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
8459 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
8460 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
8461 * config/i386/mmintrin.h (__v1di): New typedef.
8462 (_mm_add_si64): Cast arguments to __v1di type.
8463 (_mm_sub_si64): Ditto.
8464 (_mm_sll_pi16): Cast __count to __v4hi type.
8465 (_mm_sll_pi32): Cast __count to __v2si type.
8466 (_mm_sll_si64): Cast arguments to __v1di type.
8467 (_mm_srl_pi16): Cast __count to __v4hi type.
8468 (_mm_srl_pi32): Cast __count to __v2si type.
8469 (_mm_srl_si64): Cast arguments to __v1di type.
8470 (_mm_sra_pi16): Cast __count to __v4hi type.
8471 (_mm_sra_pi32): Cast __count to __v2si type.
8472 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
8473 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
8474 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
8475 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
8476 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
8477 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
8478 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
8479 (_mm_srai_pi32): Use __builtin_ia32_psradi.
8480 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
8481 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
8482 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
8483 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
8485 2008-03-07 Joseph Myers <joseph@codesourcery.com>
8487 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
8489 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
8492 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
8493 reg+const addressing for Altivec modes. Don't generate reg+reg
8494 addressing for TFmode or TDmode quantities.
8496 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
8498 * c-common.c (vector_types_convertible_p): Call langhook
8499 instead of comptypes.
8501 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8504 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
8505 integral and scalar float variables which have a
8508 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
8510 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
8511 dwarf_register_span hook when emitting unwind information for
8512 register-to-memory saves.
8513 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
8514 (rs6000_frame_related): Remove call to spe_synthesize_frame.
8516 2008-03-06 Jakub Jelinek <jakub@redhat.com>
8518 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
8519 for the same VAR_DECL.
8521 2008-03-06 Tom Tromey <tromey@redhat.com>
8524 * doc/standards.texi (Standards): Don't mention treelang.
8525 * doc/invoke.texi (Overall Options): Don't mention treelang.
8526 * doc/install.texi (Prerequisites): Don't mention bison or
8528 (Configuration): Don't mention treelang.
8529 (Building): Likewise.
8530 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
8532 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
8534 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
8535 word-extractions out of a multi-word object.
8537 2008-03-06 Richard Guenther <rguenther@suse.de>
8539 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
8540 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
8541 result type and precision.
8542 * expr.c (get_inner_reference): Set unsignedp based on the result
8543 type of BIT_FIELD_REF.
8544 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
8545 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
8546 (try_instantiate_multiple_fields): Likewise. Use the correct type
8548 (sra_build_assignment): Likewise.
8549 (sra_build_elt_assignment): Likewise.
8550 (sra_explode_bitfield_assignment): Likewise.
8551 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
8552 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
8553 set BIT_FIELD_REF_UNSIGNED.
8554 (vectorizable_load): Likewise.
8556 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
8558 * cse.c (cse_extended_basic_block): Invalidate artificial defs
8561 2008-03-06 Richard Guenther <rguenther@suse.de>
8563 * alias.c (struct alias_set_entry): Move has_zero_child field
8564 to pack with alias_set.
8566 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
8568 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8571 2008-03-05 Ian Lance Taylor <iant@google.com>
8573 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
8575 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8577 * fwprop.c (update_df): Support width and offset parameters of
8579 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
8580 global_conflicts): Change DF_REF_EXTRACT to either
8581 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8582 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8583 * df-scan.c (df_ref_record, df_defs_record,
8584 df_ref_create_structure, df_def_record_1, df_uses_record,
8585 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
8586 df_bb_refs_collect, df_entry_block_defs_collect,
8587 df_exit_block_uses_collect): Support new width and offset fields.
8588 (ref_extract_pool): New storage pool.
8589 (df_free_ref): New function.
8590 (df_reg_chain_unlink, df_free_collection_rec,
8591 df_sort_and_compress_refs): Call df_free_ref.
8592 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
8594 (df_ref_create_structure): Allocate df_ref_extract if offset and
8595 width fields are used.
8596 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
8597 (df_uses_record): Get offset and width from ZERO_EXTRACT
8599 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
8600 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8601 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8602 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
8603 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8604 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8605 (df_ref_extract): New structure.
8606 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
8607 (df_ref_create): Add width and offset parameters.
8609 2008-03-05 Richard Guenther <rguenther@suse.de>
8611 * tree-ssa-structalias.c (get_constraint_for_component_ref):
8612 Use ranges_overlap_p.
8613 (offset_overlaps_with_access): Rename
8614 to ranges_overlap_p and move ...
8615 * tree-flow-inline.h (ranges_overlap_p): ... here.
8617 * tree.h (get_inner_reference, handled_component_p): Update
8620 * tree.h (record_component_aliases, get_alias_set,
8621 alias_sets_conflict_p, alias_sets_must_conflict_p,
8622 objects_must_conflict_p): Move declarations ...
8623 * alias.h (record_component_aliases, get_alias_set,
8624 alias_sets_conflict_p, alias_sets_must_conflict_p,
8625 objects_must_conflict_p): ... here.
8626 Include coretypes.h.
8627 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
8629 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
8631 * cfg.c: Include tree-flow.h.
8632 (remove_edge_raw): Call redirect_edge_var_map_clear.
8633 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
8634 * tree-flow-inline.h (redirect_edge_var_map_def): New.
8635 (redirect_edge_var_map_result): New.
8636 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
8637 PENDING_STMT use with redirect_edge_var_map_*.
8638 * tree-ssa.c (edge_var_maps): New definition.
8639 (redirect_edge_var_map_add): New.
8640 (redirect_edge_var_map_clear): New.
8641 (redirect_edge_var_map_dup): New.
8642 (redirect_edge_var_map_vector): New.
8643 (redirect_edge_var_map_destroy): New.
8644 (ssa_redirect_edge): Replace PENDING_STMT use with
8645 redirect_edge_var_map_*.
8646 (flush_pending_stmts): Same.
8647 (delete_tree_ssa): Destroy edge var map.
8648 * tree-flow.h (struct _edge_var_map): New.
8649 Define edge_var_map vector type.
8650 Declare redirect_edge_var_map_* prototypes.
8651 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
8652 * tree-cfg.c (reinstall_phi_args): Replace
8653 PENDING_STMT use with redirect_edge_var_map_*.
8655 2008-03-05 Richard Guenther <rguenther@suse.de>
8657 PR tree-optimization/35472
8658 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
8659 whose single use_stmt has a overlapping set of loaded and
8660 stored symbols as that use_stmt might be a noop assignment then.
8662 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
8664 * gthr-rtems.h: Implement __gthread_mutex_destroy.
8666 2008-03-05 Richard Guenther <rguenther@suse.de>
8669 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
8670 should be constants.
8671 * tree-cfg.c (verify_expr): Verify it.
8672 * fold-const.c (fold_truthop): Remove code generating
8673 BIT_FIELD_REFs of structure bases.
8674 (fold_binary): Likewise.
8675 (fold_ternary): Position and size of BIT_FIELD_REFs are
8676 always host integers.
8677 (make_bit_field_ref): Remove.
8678 (optimize_bit_field_compare): Remove.
8679 (all_ones_mask_p): Remove.
8681 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
8684 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
8685 (split_block_and_df_analyze): New. Split basic block and rebuild
8687 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
8689 (split_pattern_seq): Likewise.
8690 (erase_matching_seqs): Likewise.
8691 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
8693 2008-03-04 Geoff Keating <geoffk@apple.com>
8695 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
8696 declaration and code.
8697 (tree_invalid_nonnegative_warnv_p): Likewise.
8699 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8701 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
8702 examples. Truncate option-names then causing overfull hbox.
8704 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8707 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
8709 * configure: Rebuilt.
8711 2008-03-04 Rafael Espindola <espindola@google.com>
8713 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
8714 (tree_unary_nonnegative_warnv_p): New.
8715 (tree_binary_nonnegative_warnv_p): New.
8716 (tree_single_nonnegative_warnv_p): New.
8717 (tree_invalid_nonnegative_warnv_p): New.
8718 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
8720 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8723 * opts.c (handle_option): Postpone 'unknown option' errors only for
8726 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
8729 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
8732 2008-03-04 Rafael Espindola <espindola@google.com>
8734 * fold-const.c (tree_unary_nonzero_warnv_p): New.
8735 (tree_binary_nonzero_warnv_p): New.
8736 (tree_single_nonzero_warnv_p): New.
8737 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
8739 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
8742 * fold-const.c (fold_cond_expr_with_comparison): Prevent
8743 transformations for modes that have signed zeros.
8744 * ifcvt.c (noce_try_abs): Ditto.
8746 2008-03-04 Joseph Myers <joseph@codesourcery.com>
8748 * config/i386/i386.c (override_options): Force
8749 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
8751 2008-03-04 Jan Hubicka <jh@suse.cz>
8754 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
8757 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8759 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
8760 label to probe the stack.
8762 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8764 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
8765 (__gthr_win32_mutex_destroy): Declare.
8766 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
8767 __gthr_win32_mutex_destroy.
8768 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
8770 2008-03-03 Jan Hubicka <jh@suse.cz>
8773 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
8774 aggressive on inlining cold calls.
8776 2008-03-03 Richard Guenther <rguenther@suse.de>
8778 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
8779 struct copies into the expression table.
8780 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
8781 (try_to_simplify): Likewise.
8782 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
8783 integral and pointer arguments which do not change the
8784 precision to NOP_EXPRs.
8785 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
8786 VIEW_CONVERT_EXPR case.
8788 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
8790 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
8791 defined in a loop at depth 0 is invariant.
8792 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8793 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
8794 be called at loop depth 0.
8796 2008-03-02 Jakub Jelinek <jakub@redhat.com>
8799 * gcc.c (process_command): Update copyright notice dates.
8800 * gcov.c (print_version): Likewise.
8801 * gcov-dump.c (print_version): Likewise.
8802 * mips-tfile.c (main): Likewise.
8803 * mips-tdump.c (main): Likewise.
8805 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8808 * c-common.c (flag_permissive): Delete.
8809 (constant_expression_warnings): Check flags first.
8810 (constant_expression_error): New.
8811 * c-common.h (flag_permissive): Delete.
8812 (constant_expression_error): Declare.
8813 * flags.h (flag_permissive): Declare. Update description.
8814 * diagnostic.c (pedwarn): Update.
8816 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
8817 (permissive_error_kind): New.
8818 * toplev.c (flag_permissive): Define. Update description.
8819 * toplev.h (permissive_error_kind): Declare.
8820 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
8821 (pedwarn_c90): Use pedantic_warning_kind.
8822 * c-opts.c (c_common_post_options): flag_permissive does not affect
8823 flag_pedantic_errors.
8825 2008-03-02 Joseph Myers <joseph@codesourcery.com>
8827 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
8828 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
8829 __absvsi2, __absvDI2): Use unsigned arithmetic.
8831 2008-03-02 Andi Kleen <ak@suse.de>
8832 Richard Guenther <rguenther@suse.de>
8834 * struct-equiv.c: Remove file.
8835 * cfg_cleanup.c (condjump_equiv_p): Remove.
8836 * Makefile.in (OBJS-common): Remove struct-equiv.o.
8837 (struct-equiv.o): Remove rule.
8838 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
8839 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
8840 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
8842 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8844 * ifcvt.c (noce_process_if_block): Try to handle only the then
8845 block if the else block exists but isn't suitable.
8847 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
8850 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
8851 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
8852 regression from previous patch.
8854 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
8857 * gthr.h: Add __gthread_mutex_destroy as a function that must be
8859 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
8860 * gthr-single.h (__gthread_mutex_destroy): Likewise.
8861 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
8862 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
8863 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
8864 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
8865 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
8866 (__gthread_mutex_destroy_function): Rename to
8867 __gthread_mutex_destroy.
8868 * gthr-dce.h (__gthread_mutex_destroy): Call
8869 pthread_mutex_destroy.
8870 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
8871 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
8872 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
8874 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8876 * df-scan.c (df_ref_chain_change_bb): Simplify.
8877 (df_insn_change_bb): Add new_bb argument. Simplify. Call
8878 set_block_for_insn if there's any change.
8879 * df.h ((df_insn_change_bb): Fix prototype.
8880 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
8881 df_insn_change_bb, don't call set_block_for_insn.
8882 * emit-rtl.c (reorder_insns): Likewise.
8883 * haifa-sched.c (move_insn): Likewise.
8885 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8887 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
8889 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8891 * tree-flow-inline.h (next_readonly_imm_use): Return
8892 NULL_USE_OPERAND_P after the end.
8894 2008-03-01 Richard Guenther <rguenther@suse.de>
8896 PR tree-optimization/35411
8897 * tree-sra.c (sra_build_assignment): Split conversion to
8898 final type to a separate statement if we are not assigning
8901 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8903 * fold-const.c (fold_convertible_p): Correct the logic to follow
8904 that in fold_convert().
8906 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
8909 * tree-inline.c (build_duplicate_type): When we make a
8910 duplicate type, make it unique in the canonical types system.
8912 2008-02-29 Tom Tromey <tromey@redhat.com>
8914 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
8915 input_file_stack_history, input_file_stack_restored): Remove.
8916 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
8917 * input.h (struct file_stack): Remove.
8918 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
8919 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
8921 * diagnostic.h (struct diagnostic_context) <last_module>: Change
8923 (diagnostic_last_module_changed): Add 'map' argument.
8924 (diagnostic_set_last_function): Likewise.
8925 * diagnostic.c (undiagnostic_report_current_module): Iterate using
8926 line map, not input_file_stack.
8927 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
8929 2008-02-29 Paul Brook <paul@codesourcery.com>
8931 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
8933 2008-02-29 Paul Brook <paul@codesourcery.com>
8935 * config/arm/ieee754-df.S (muldf3): Use RET macros.
8937 2008-02-29 Richard Guenther <rguenther@suse.de>
8939 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
8941 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
8942 value for comparing for a store match.
8943 (simplify_unary_expression): Do nothing for SSA_NAMEs.
8944 (try_to_simplify): Do not do a full-blown reference lookup.
8946 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
8948 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
8949 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8951 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
8953 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
8955 * tree-loop-linear.c (try_interchange_loops): Compare memory access
8956 strides against cache sizes.
8958 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
8960 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
8963 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
8965 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
8966 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
8967 is smaller than the original promoted value.
8968 (simplify_subreg): If OP is a SUBREG, try to preserve its
8969 SUBREG_PROMOTED_VAR_P information.
8971 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
8973 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
8974 (VN_INFO_GET): Allocate new objects on the obstack.
8975 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
8976 for rpo_numbers_temp, for consistency.
8977 (free_scc_vn): Free the obstack.
8979 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
8981 * doc/invoke.texi: Document -ftree-loop-distribution.
8982 * tree-loop-distribution.c: New.
8983 * tree-pass.h (pass_loop_distribution): New.
8984 * graphds.h (struct graph): Add htab_t indices.
8985 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
8986 * tree-vectorizer.c (rename_variables_in_loop): Extern.
8987 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
8988 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
8989 * tree-data-ref.c (debug_data_dependence_relations): New.
8990 (dump_data_dependence_relation): Also print data references.
8991 (free_data_ref): Extern.
8992 (same_access_functions): Moved...
8993 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
8994 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
8995 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
8996 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
8997 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
8998 (stmts_from_loop): Skip LABEL_EXPR.
8999 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
9001 (build_rdg): Initialize rdg->indices htab.
9002 (free_rdg, stores_from_loop, ref_base_address,
9003 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
9004 have_similar_memory_accesses_1, ref_base_address_1,
9005 remove_similar_memory_refs): New.
9006 * tree-data-ref.h: Depend on tree-chrec.h.
9007 (debug_data_dependence_relations, free_data_ref): Declared.
9008 (same_access_functions): ... here.
9009 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
9011 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
9012 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
9013 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
9014 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
9015 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
9016 rdg_vertex_for_stmt): Declared.
9017 (struct rdg_edge): Add level.
9019 (free_rdg, stores_from_loop, remove_similar_memory_refs,
9020 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
9022 (rdg_has_similar_memory_accesses): New.
9023 * tree-vect-analyze.c: Remove unused static decls.
9024 * lambda.h (dependence_level): New.
9025 * common.opt (ftree-loop-distribution): New.
9026 * tree-flow.h (mark_virtual_ops_in_bb,
9027 slpeel_tree_duplicate_loop_to_edge_cfg,
9028 rename_variables_in_loop): Declared.
9029 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
9030 (OBJS-common): Add tree-loop-distribution.o.
9031 (tree-loop-distribution.o): New rule.
9032 * tree-cfg.c (mark_virtual_ops_in_bb): New.
9033 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
9034 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
9036 2008-02-28 Joseph Myers <joseph@codesourcery.com>
9039 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
9040 other than structures and unions.
9042 2008-02-28 Richard Guenther <rguenther@suse.de>
9045 2008-02-26 Richard Guenther <rguenther@suse.de>
9047 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9048 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9049 (lookup_decl_from_uid): Declare.
9050 (remove_decl_from_map): Likewise.
9051 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9052 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9053 (decl_for_uid_map): New global hashtable mapping DECL_UID
9055 (init_ttree): Allocate it.
9056 (insert_decl_to_uid_decl_map): New helper function.
9057 (make_node_stat): Insert new decls into the map.
9058 (copy_node_stat): Likewise.
9059 (lookup_decl_from_uid): New function.
9060 (remove_decl_from_map): Likewise.
9061 (print_decl_for_uid_map_statistics): New helper.
9062 (dump_tree_statistics): Call it.
9064 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9065 (referenced_var_iterator): Adjust.
9066 (FOR_EACH_REFERENCED_VAR): Adjust.
9067 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9068 (num_referenced_vars): Adjust.
9069 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9070 (first_referenced_var): Remove.
9071 (end_referenced_vars_p): Likewise.
9072 (next_referenced_var): Likewise.
9073 (referenced_var_iterator_set): New helper function.
9074 * tree-dfa.c (referenced_var_lookup): Adjust.
9075 (referenced_var_check_and_insert): Likewise.
9076 (remove_referenced_var): Likewise.
9077 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9078 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9079 (verify_call_clobbering): Likewise.
9080 (verify_memory_partitions): Likewise.
9081 (init_tree_ssa): Allocate bitmap instead of hashtable for
9083 (delete_tree_ssa): Adjust.
9084 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9085 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9086 (compute_tag_properties): Likewise.
9087 (set_initial_properties): Likewise.
9088 (find_partition_for): Likewise.
9089 (update_reference_counts): Likewise.
9090 (dump_may_aliases_for): Likewise.
9091 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9092 (add_call_clobber_ops): Likewise.
9093 (add_call_read_ops): Likewise.
9094 (get_asm_expr_operands): Likewise.
9095 * tree-into-ssa.c (dump_decl_set): Likewise.
9096 (update_ssa): Likewise.
9097 * tree-sra.c (scan_function): Likewise.
9098 (decide_instantiations): Likewise.
9099 (scalarize_parms): Likewise.
9100 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9101 (dsa_named_for): Likewise.
9102 * tree-ssa-structalias.c (update_alias_info): Likewise.
9103 (merge_smts_into): Likewise.
9105 2008-02-27 David Daney <ddaney@avtrex.com>
9108 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
9109 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
9110 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
9111 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
9112 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
9114 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
9117 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
9118 (BUILT_IN_NEXTTOWARD): Remove.
9119 (BUILT_IN_NEXTTOWARDF): Ditto.
9120 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
9121 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
9123 2008-02-27 Tom Tromey <tromey@redhat.com>
9125 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
9126 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
9128 2008-02-27 Jan Beulich <jbeulich@novell.com>
9130 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
9131 update the respective field on newdecl.
9133 2008-02-27 Revital Eres <eres@il.ibm.com>
9135 PR rtl-optimization/34999
9136 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
9137 crossing edges that ends with a call insn.
9138 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
9139 call insn and clear the EDGE_CROSSING flag of the crossing edge
9140 when fixing fallthru edges.
9142 2008-02-27 Richard Guenther <rguenther@suse.de>
9145 * fold-const.c (fold_unary): Return the correct argument,
9146 converted to the result type.
9148 2008-02-27 Richard Guenther <rguenther@suse.de>
9151 * expr.c (expand_expr_real_1): Assert on rotates that operate
9153 * fold-const.c (fold_binary): Use the types precision, not the
9154 bitsize of the mode if folding rotate expressions. Build rotates
9155 only for full modes.
9157 2008-02-27 Jakub Jelinek <jakub@redhat.com>
9159 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
9161 * c-pragma.c (pragma_ns_name): New typedef.
9162 (registered_pp_pragmas): New variable.
9163 (c_pp_lookup_pragma): New function.
9164 (c_register_pragma_1): If flag_preprocess_only, do nothing
9165 for non-expanded pragmas, for expanded ones push pragma's
9166 namespace and name into registered_pp_pragmas vector.
9167 (c_invoke_pragma_handler): Register OpenMP pragmas even when
9168 flag_preprocess_only, don't register GCC pch_preprocess
9169 pragma if flag_preprocess_only.
9170 * c-opts.c (c_common_init): Call init_pragma even if
9171 flag_preprocess_only.
9172 * c-pragma.c (c_pp_lookup_pragma): New prototype.
9173 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
9174 cpp_register_pragma if flag_preprocess_only.
9176 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9179 * c-parser.c (c_parser_translation_unit): Warn for empty
9180 translation unit, not empty source file.
9182 2008-02-26 Paul Brook <paul@codesourcery.com>
9184 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
9185 operand for Thumb-2.
9186 * config/arm/arm.h (reg_class): Add CORE_REGS.
9187 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
9188 (BASE_REG_CLASS): Use CORE_REGS.
9189 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
9190 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
9191 (REGNO_OK_FOR_INDEX_P): Exclude SP.
9192 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
9193 ARM_REGNO_OK_FOR_INDEX_P.
9194 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
9195 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
9196 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
9197 (ldm/stm peepholes): Ditto.
9198 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
9199 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
9200 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
9201 * config/arm/constraints.md: Enable "k" constraint on ARM.
9203 2008-02-27 Ben Elliston <bje@au.ibm.com>
9205 * config/rs6000/rs6000.c: Annotate cache line size field in all
9206 instances of struct processor_costs.
9208 2008-02-26 David Edelsohn <edelsohn@gnu.org>
9210 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
9211 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
9212 jump_bypass): New counters.
9213 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
9214 * dce.c (gate_ud_dce): Same.
9215 (gate_fast_dce): Same.
9216 * dse.c (gate_dse1): New function.
9217 (gate_dse2): New function.
9218 (gate_dse): Merge results of new gate functions.
9219 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
9220 (gate_handle_jump_bypass): Add dbg_cnt.
9221 (gate_handle_gcse): Add dbg_cnt.
9222 * ifcvt.c (gate_handle_if_conversion): Same.
9223 (gate_handle_if_after_combine): Same.
9224 (gate_handle_if_after_reload): Same.
9225 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
9227 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
9229 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
9231 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
9233 2008-02-26 Jason Merrill <jason@redhat.com>
9236 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
9237 alone if it's the naming decl for the type's main variant.
9239 2008-02-26 Tom Tromey <tromey@redhat.com>
9241 * system.h (USE_MAPPED_LOCATION): Poison.
9242 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
9243 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
9244 (make_goto_expr_edges): Likewise.
9245 (remove_bb): Likewise.
9246 (execute_warn_function_return): Likewise.
9247 * basic-block.h (struct edge_def) <goto_locus>: Change type to
9249 * c-common.c (fname_decl): Remove old location code.
9250 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
9252 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
9254 (ASM_INPUT_SOURCE_LOCATION): Likewise.
9255 (gen_rtx_ASM_INPUT): Likewise.
9256 (gen_rtx_ASM_INPUT_loc): Likewise.
9257 (get_rtx_asm_OPERANDS): Remove.
9258 * cfglayout.c (insn_locators_alloc): Remove old location code.
9259 (set_curr_insn_source_location): Likewise.
9260 (curr_insn_locator): Likewise.
9261 * print-tree.c (print_node): Remove old location code.
9262 * tree-mudflap.c (mf_varname_tree): Remove old location code.
9263 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
9264 * cfgexpand.c (expand_gimple_cond_expr): Don't use
9265 location_from_locus.
9266 (construct_exit_block): Remove old location code.
9267 * emit-rtl.c (force_next_line_note): Remove old location code.
9268 * profile.c (branch_prob): Remove old location code.
9269 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
9270 LOC_LINE): Remove old-location variants.
9271 * langhooks.c (lhd_print_error_function): Remove old location
9273 * configure, config.in: Rebuilt.
9274 * configure.ac (--enable-mapped-location): Remove.
9275 * c-decl.c (c_init_decl_processing): Remove old location code.
9276 (finish_function): Likewise.
9277 * recog.c (decode_asm_operands): Remove old location code.
9278 * c-pch.c (c_common_read_pch): Remove old location code.
9279 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
9281 * gimple-low.c (lower_function_body): Remove old location code.
9282 * toplev.c (unknown_location): Remove.
9283 (push_srcloc): Remove old-location variant.
9284 (process_options): Remove old location code.
9285 (lang_dependent_init): Likewise.
9286 * input.h (UNKNOWN_LOCATION): Move definition.
9287 (location_t): Undeprecate.
9288 (source_locus): Remove.
9289 (location_from_locus): Remove.
9290 (struct location_s): Remove.
9291 Remove all old-location code.
9292 (input_line, input_filename): Remove.
9293 * final.c (final_scan_insn): Remove old location code.
9294 * diagnostic.c (diagnostic_build_prefix): Remove
9295 USE_MAPPED_LOCATION test.
9296 * tree.h (gimple_stmt) <locus>: Now a location_t.
9297 (tree_exp) <locus>: Likewise.
9298 (DECL_IS_BUILTIN): Remove old-location variant.
9299 (annotate_with_file_line, annotate_with_locus): Likewise.
9300 (expr_locus, set_expr_locus): Update.
9301 * tree.c (build1_stat): Remove old location code.
9302 (last_annotated_node): Remove.
9303 (annotate_with_file_line): Remove old-location variant.
9304 (annotate_with_locus): Likewise.
9305 (expr_location): Remove old location code.
9306 (set_expr_location): Likewise.
9307 (expr_has_location): Likewise.
9308 (expr_locus): Likewise.
9309 (set_expr_locus): Likewise.
9310 (expr_filename): Don't use location_from_locus.
9311 (expr_lineno): Likewise.
9312 * rtl-error.c (location_for_asm): Remove old location code.
9313 * c-lex.c (cb_line_change): Remove old location code.
9314 (fe_file_change): Likewise.
9315 (cb_def_pragma): Likewise.
9316 (c_lex_with_flags): Likewise.
9317 * gengtype.c (do_typedef): Don't special-case location types.
9318 (define_location_structures): Remove.
9319 (main): Don't call define_location_structures.
9320 * tree-pretty-print.c (dump_implicit_edges): Remove old location
9323 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9326 * builtins.def (BUILT_IN_STDARG_START): Remove.
9327 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
9328 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9329 * tree-inline.c (inline_forbidden_p_1): Likewise.
9331 2008-02-26 Richard Guenther <rguenther@suse.de>
9333 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9334 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9335 (lookup_decl_from_uid): Declare.
9336 (remove_decl_from_map): Likewise.
9337 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9338 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9339 (decl_for_uid_map): New global hashtable mapping DECL_UID
9341 (init_ttree): Allocate it.
9342 (insert_decl_to_uid_decl_map): New helper function.
9343 (make_node_stat): Insert new decls into the map.
9344 (copy_node_stat): Likewise.
9345 (lookup_decl_from_uid): New function.
9346 (remove_decl_from_map): Likewise.
9347 (print_decl_for_uid_map_statistics): New helper.
9348 (dump_tree_statistics): Call it.
9350 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9351 (referenced_var_iterator): Adjust.
9352 (FOR_EACH_REFERENCED_VAR): Adjust.
9353 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9354 (num_referenced_vars): Adjust.
9355 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9356 (first_referenced_var): Remove.
9357 (end_referenced_vars_p): Likewise.
9358 (next_referenced_var): Likewise.
9359 (referenced_var_iterator_set): New helper function.
9360 * tree-dfa.c (referenced_var_lookup): Adjust.
9361 (referenced_var_check_and_insert): Likewise.
9362 (remove_referenced_var): Likewise.
9363 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9364 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9365 (verify_call_clobbering): Likewise.
9366 (verify_memory_partitions): Likewise.
9367 (init_tree_ssa): Allocate bitmap instead of hashtable for
9369 (delete_tree_ssa): Adjust.
9370 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9371 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9372 (compute_tag_properties): Likewise.
9373 (set_initial_properties): Likewise.
9374 (find_partition_for): Likewise.
9375 (update_reference_counts): Likewise.
9376 (dump_may_aliases_for): Likewise.
9377 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9378 (add_call_clobber_ops): Likewise.
9379 (add_call_read_ops): Likewise.
9380 (get_asm_expr_operands): Likewise.
9381 * tree-into-ssa.c (dump_decl_set): Likewise.
9382 (update_ssa): Likewise.
9383 * tree-sra.c (scan_function): Likewise.
9384 (decide_instantiations): Likewise.
9385 (scalarize_parms): Likewise.
9386 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9387 (dsa_named_for): Likewise.
9388 * tree-ssa-structalias.c (update_alias_info): Likewise.
9389 (merge_smts_into): Likewise.
9391 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9394 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
9395 * c-opts.c (c_common_handle_option): Wall enables
9396 Wvolatile-register-var.
9397 * common.opt: Move Wvolatile-register-var to...
9400 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9402 * common.opt (Wlarger-than=): New.
9403 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
9405 * opts.c (common_handle_option): Handle -Wlarger-than=.
9406 * optc-gen.awk: Likewise.
9407 * opth-gen.awk: Likewise.
9408 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
9409 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9411 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9413 * c-common.c (match_case_to_enum_1): Add appropriate
9414 OPT_W* parameter to warning.
9415 (c_do_switch_warnings): Likewise.
9416 * c-typeck.c (warning_init): Add one more parameter following
9418 (push_init_level): Update call to warning_init.
9419 (pop_init_level): Likewise.
9420 (add_pending_init): Likewise.
9421 (output_init_element: Likewise.
9423 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9426 * toplev.c (toplev_main): If there are warnings or error, print
9427 errors for ignored options.
9428 * opts.c (ignored_options): New static variable.
9429 (postpone_unknown_option_error): New.
9430 (print_ignored_options): New.
9431 (handle_option): Postpone errors for unknown -Wno-* options.
9432 * opts.h (print_ignored_options): Declare.
9434 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
9436 * config/mips/mips.md (loadgp_blockage, blockage): Change type
9439 2008-02-25 Richard Guenther <rguenther@suse.de>
9442 2008-02-25 Richard Guenther <rguenther@suse.de>
9444 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9445 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9446 (lookup_decl_from_uid): Declare.
9447 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9448 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9449 (decl_for_uid_map): New global hashtable mapping DECL_UID
9451 (init_ttree): Allocate it.
9452 (insert_decl_to_uid_decl_map): New helper function.
9453 (make_node_stat): Insert new decls into the map.
9454 (copy_node_stat): Likewise.
9455 (lookup_decl_from_uid): New function.
9456 (print_decl_for_uid_map_statistics): New helper.
9457 (dump_tree_statistics): Call it.
9459 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9460 (referenced_var_iterator): Adjust.
9461 (FOR_EACH_REFERENCED_VAR): Adjust.
9462 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9463 (num_referenced_vars): Adjust.
9464 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9465 (first_referenced_var): Remove.
9466 (end_referenced_vars_p): Likewise.
9467 (next_referenced_var): Likewise.
9468 (referenced_var_iterator_set): New helper function.
9469 * tree-dfa.c (referenced_var_lookup): Adjust.
9470 (referenced_var_check_and_insert): Likewise.
9471 (remove_referenced_var): Likewise.
9472 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9473 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9474 (verify_call_clobbering): Likewise.
9475 (verify_memory_partitions): Likewise.
9476 (init_tree_ssa): Allocate bitmap instead of hashtable for
9478 (delete_tree_ssa): Adjust.
9479 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9480 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9481 (compute_tag_properties): Likewise.
9482 (set_initial_properties): Likewise.
9483 (find_partition_for): Likewise.
9484 (update_reference_counts): Likewise.
9485 (dump_may_aliases_for): Likewise.
9486 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9487 (add_call_clobber_ops): Likewise.
9488 (add_call_read_ops): Likewise.
9489 (get_asm_expr_operands): Likewise.
9490 * tree-into-ssa.c (dump_decl_set): Likewise.
9491 (update_ssa): Likewise.
9492 * tree-sra.c (scan_function): Likewise.
9493 (decide_instantiations): Likewise.
9494 (scalarize_parms): Likewise.
9495 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9496 (dsa_named_for): Likewise.
9497 * tree-ssa-structalias.c (update_alias_info): Likewise.
9498 (merge_smts_into): Likewise.
9500 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9503 * doc/invoke.texi (-fcx-limited-range): Document new option.
9504 * toplev.c (process_options): Handle -fcx-fortran-rules.
9505 * common.opt: Add documentation for -fcx-fortran-rules.
9507 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9510 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
9511 actual behaviour and C99.
9513 2008-02-26 Ben Elliston <bje@au.ibm.com>
9515 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
9516 (ASM_CPU_POWER6_SPEC): Likewise.
9517 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
9518 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
9519 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
9521 2008-02-25 Richard Guenther <rguenther@suse.de>
9523 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9524 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9525 (lookup_decl_from_uid): Declare.
9526 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9527 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9528 (decl_for_uid_map): New global hashtable mapping DECL_UID
9530 (init_ttree): Allocate it.
9531 (insert_decl_to_uid_decl_map): New helper function.
9532 (make_node_stat): Insert new decls into the map.
9533 (copy_node_stat): Likewise.
9534 (lookup_decl_from_uid): New function.
9535 (print_decl_for_uid_map_statistics): New helper.
9536 (dump_tree_statistics): Call it.
9538 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9539 (referenced_var_iterator): Adjust.
9540 (FOR_EACH_REFERENCED_VAR): Adjust.
9541 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9542 (num_referenced_vars): Adjust.
9543 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9544 (first_referenced_var): Remove.
9545 (end_referenced_vars_p): Likewise.
9546 (next_referenced_var): Likewise.
9547 (referenced_var_iterator_set): New helper function.
9548 * tree-dfa.c (referenced_var_lookup): Adjust.
9549 (referenced_var_check_and_insert): Likewise.
9550 (remove_referenced_var): Likewise.
9551 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9552 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9553 (verify_call_clobbering): Likewise.
9554 (verify_memory_partitions): Likewise.
9555 (init_tree_ssa): Allocate bitmap instead of hashtable for
9557 (delete_tree_ssa): Adjust.
9558 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9559 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9560 (compute_tag_properties): Likewise.
9561 (set_initial_properties): Likewise.
9562 (find_partition_for): Likewise.
9563 (update_reference_counts): Likewise.
9564 (dump_may_aliases_for): Likewise.
9565 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9566 (add_call_clobber_ops): Likewise.
9567 (add_call_read_ops): Likewise.
9568 (get_asm_expr_operands): Likewise.
9569 * tree-into-ssa.c (dump_decl_set): Likewise.
9570 (update_ssa): Likewise.
9571 * tree-sra.c (scan_function): Likewise.
9572 (decide_instantiations): Likewise.
9573 (scalarize_parms): Likewise.
9574 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9575 (dsa_named_for): Likewise.
9576 * tree-ssa-structalias.c (update_alias_info): Likewise.
9577 (merge_smts_into): Likewise.
9579 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
9582 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
9583 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
9584 * alias.h (nonoverlapping_memrefs_p): Likewise.
9586 2008-02-25 Jan Beulich <jbeulich@novell.com>
9588 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
9589 * config/i386/netware-libgcc.exp: Add __bswap?i2,
9590 __emultls_get_address, __emultls_register_common,
9591 __floatundi?f, and _Unwind_GetIPInfo.
9592 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
9593 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
9594 (gen_regparm_prefix): Likewise.
9595 (i386_nlm_encode_section_info): Sync with
9596 config/i386/winnt.c:i386_pe_encode_section_info().
9597 (i386_nlm_maybe_mangle_decl_assembler_name): New.
9598 i386_nlm_mangle_decl_assembler_name): New.
9599 (netware_override_options): New.
9600 * config/i386/netware.h (netware_override_options): Declare.
9601 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
9602 (i386_nlm_mangle_decl_assembler_name): Declare.
9603 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
9605 2008-02-25 Ben Elliston <bje@au.ibm.com>
9608 * c-decl.c (grokdeclarator): Remove unused local variables
9609 `typedef_type' and `type_as_written'.
9611 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
9612 unused local variable `has_hot_blocks'.
9613 (fix_crossing_conditional_branches): Remove unused local variable
9616 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
9619 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
9620 using DEF_C99_BUILTIN.
9621 (BUILT_IN_NANF): Ditto.
9622 (BUILT_IN_NANL): Ditto.
9624 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
9625 Revital Eres <eres@il.ibm.com>
9627 * modulo-sched.c (calculate_must_precede_follow): Address TODO
9628 regarding the order of two dependent insns in the same row.
9630 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
9632 * stor-layout.c (layout_decl): Do not bump the alignment of a
9633 bit-field to more than byte alignment if it is packed.
9635 2008-02-24 David Edelsohn <edelsohn@gnu.org>
9637 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
9640 2008-02-24 Diego Novillo <dnovillo@google.com>
9642 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
9645 * tree-vrp.c (vrp_evaluate_conditional): With
9646 -Wtype-limits, emit a warning when comparing against a
9647 constant outside the natural range of OP0's type.
9648 * c.opt (Wtype-limits): Move ...
9649 * common.opt (Wtype-limits): ... here.
9651 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
9653 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
9654 * config/rs6000/e300c2c3.md: New file.
9655 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9657 (rs6000_override_options): Add e300c2 and e300c3 cases to
9658 processor_target_table. Do not allow usage of Altivec or Spe
9659 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
9660 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
9661 * config/rs6000/rs6000.h (processor_type): Add
9662 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
9663 (ASM_CPU_SPEC): Add e300c2 and e300c3.
9664 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
9665 and ppce300c3. Include e300c2c3.md.
9667 2008-02-23 David Edelsohn <edelsohn@gnu.org>
9669 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
9670 instead of TARGET_STRICT_ALIGN.
9672 2008-02-23 Joseph Myers <joseph@codesourcery.com>
9674 * explow.c (memory_address): Assert that the generated address is
9677 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9680 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
9681 * config/darwin-ppc-ldouble-patch.def: New file.
9682 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
9683 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
9684 SUBTARGET_INIT_BUILTINS if defined.
9685 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
9688 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
9691 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
9692 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
9694 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
9697 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
9698 file" warning condtional on -Winvalid-PCH.
9700 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
9702 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
9704 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
9708 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
9709 prevent reload from using MMX registers.
9710 (*mov<mode>_internal): Ditto.
9711 (*movv2sf_internal_rex64): Ditto.
9712 (*movv2sf_internal): Ditto.
9714 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9716 PR documentation/31569
9717 * doc/install.texi2html: Use makeinfo --no-number-sections.
9719 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9721 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
9722 ensure that we can address an entire entity > 8 bytes. Don't
9723 generate reg+reg addressing for such data.
9725 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9727 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
9728 strings when optimizing for size, unless the target cares about
9731 2008-02-22 Tom Tromey <tromey@redhat.com>
9733 * regclass.c (current_pass): Remove declaration.
9735 2008-02-22 Anatoly Sokolov <aesok@post.ru>
9737 * config/avr/libgcc.S (__RAMPZ__): Define.
9738 (__do_copy_data): Add for devices with 128KB code memory.
9740 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9742 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9744 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
9746 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
9748 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
9751 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9754 * c-typeck.c (build_binary_op): Warn about floating point
9755 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
9757 2008-02-21 Janis Johnson <janis187@us.ibm.com>
9760 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
9761 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
9763 (rs6000_override_options): Set altivec_abi as default, not override,
9764 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
9765 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
9766 is used; use new member spe_abi.
9767 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
9768 spe_abi and altivec_abi.
9770 2008-02-22 Tomas Bily <tbily@suse.cz>
9772 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
9774 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9777 * config.build (build_file_translate): Set to `CMD //c' only if
9779 * Makefile.in (build_file_translate): Improve comment.
9781 2008-02-21 Jan Hubicka <jh@suse.cz>
9783 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
9784 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
9785 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
9787 2008-02-21 Michael Matz <matz@suse.de>
9790 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
9792 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
9794 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
9795 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
9797 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
9798 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
9799 SSE_VEC_FLOAT_MODE_P as insn constraint.
9800 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
9801 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
9802 sse4a_movntdf using MODEF mode iterator.
9803 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
9804 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
9805 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
9806 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
9807 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
9808 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
9809 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
9811 2008-02-21 Richard Guenther <rguenther@suse.de>
9813 * tree.def (PAREN_EXPR): New tree code.
9814 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
9816 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
9817 * expr.c (expand_expr_real_1): Likewise.
9818 * tree-inline.c (estimate_num_insns_1): Likewise.
9819 * tree-complex.c (expand_complex_move): Likewise.
9820 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
9823 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
9826 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
9828 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
9831 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
9833 * config/sh/sh.c (find_barrier): Don't go past
9834 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
9836 2008-02-20 DJ Delorie <dj@redhat.com>
9838 * config/h8300/h8300.md (insv): Force source operand to be a register.
9840 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
9841 as a jump, not as a plain insn.
9843 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
9845 * doc/invoke.texi (Warning Options): Add new option
9846 -Wframe-larger-than=.
9847 (-Wframe-larger-than): Document.
9849 * flags.h (warn_frame_larger_than, frame_larger_than_size):
9850 Add declarations for new option variables.
9852 * final.c (final_start_function): Check the frame size
9853 before emission and issue a Wframe-larger-than warning.
9855 * opts.c (warn_frame_larger_than, frame_larger_than_size):
9856 Add definitions for new option variables.
9857 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
9859 * common.opt (Wframe-larger-than=): New option.
9861 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9863 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
9864 (<sse>_div<mode>3): Ditto.
9865 (<sse>_vmdiv<mode>3): Ditto.
9866 (<sse>_vmsqrt<mode>2): Ditto.
9867 (*smax<mode>3): Ditto.
9868 (sse5_frcz<mode>2): Ditto.
9869 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
9872 2008-02-20 Richard Guenther <rguenther@suse.de>
9875 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
9876 be happy with INTEGRAL_TYPE_P.
9878 2008-02-20 Richard Guenther <rguenther@suse.de>
9880 * fold-const.c (split_tree): Associate floatig-point expressions
9881 if flag_associative_math is set.
9883 2008-02-20 Richard Guenther <rguenther@suse.de>
9885 * tree.h (fold_real_zero_addition_p): Declare.
9886 * fold-const.c (fold_real_zero_addition_p): Export.
9887 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
9888 floating-point operations with zero and one.
9890 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
9892 * doc/install.texi: Correct references to CFLAGS, replacing them
9893 with BOOT_CFLAGS. Document flags used during bootstrap for
9896 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9898 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
9899 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
9900 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
9902 (smin<mode>3): Ditto from similar patterns.
9903 (smax<mode>3): Ditto.
9904 (*ieee_smin<mode>3): Ditto.
9905 (*ieee_smax<mode>3): Ditto.
9906 * config/i386/sse.md (sse): New mode attribute.
9907 (mov<mode>): Macroize expander from movv4sf and movv2df using
9908 SSEMODEF2P mode iterator.
9909 (<sse>_movnt<mode>): Ditto from similar patterns. Use
9910 SSE_VEC_FLOAT_MODE_P as insn constraint.
9911 (storent<mode>): Ditto.
9912 (storent<mode>): Macroize expander from storentsf and storentdf using
9913 MODEF mode iterator.
9914 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
9915 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
9916 (abs<mode>2): Ditto from similar patterns.
9917 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
9918 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
9919 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
9920 (<sse>_vmsqrt<mode>2): Ditto.
9921 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
9922 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
9923 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
9924 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
9925 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
9926 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
9927 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
9929 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
9930 iterator and SSE_FLOAT_MODE_P as insn constraint.
9931 (<sse>_ucomi): Ditto from similar patterns.
9932 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
9933 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
9934 SSE_VEC_FLOAT_MODE_P as insn constraint.
9935 (vcond<mode>): Ditto from similar patterns.
9936 (and<mode>3, *and<mode>3): Ditto.
9937 (<sse>_nand<mode>3): Ditto.
9938 (ior<mode>3, *ior<mode>3): Ditto.
9939 (xor<mode>3, *xor<mode>3): Ditto.
9940 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
9941 iterator and SSE_FLOAT_MODE_P as insn constraint.
9942 (*nand<mode>3): Ditto from similar patterns.
9943 (*ior<mode>3): Ditto.
9944 (*xor<mode>3): Ditto.
9946 2008-02-20 Ira Rosen <irar@il.ibm.com>
9948 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
9949 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
9950 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
9952 2008-02-19 Jan Hubicka <jh@suse.cz>
9954 * predict.c (tree_bb_level_predictions): Remove variable next
9955 mistakely introduced by previous commit.
9957 2008-02-19 Jan Hubicka <jh@suse.cz>
9959 * predict.c (predict_paths_leading_to): Rewrite.
9960 (predict_paths_for_bb): New.
9961 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
9963 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9966 * Makefile.in (build_file_translate): New.
9967 (gcc-vers.texi): Use it for translating $(abs_srcdir).
9968 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
9969 * configure.ac (build_file_translate): Substitute it.
9970 * configure: Regenerate.
9972 2008-02-19 Jan Hubicka <jh@suse.cz>
9974 PR rtl-optimization/34408
9975 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
9978 2008-02-19 Jan Hubicka <jh@suse.cz>
9981 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
9984 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
9987 * config/i386/i386-modes.def: Revert the last DI alignment
9988 change until Ada people can look into it.
9990 2008-02-19 Nick Clifton <nickc@redhat.com>
9992 * opts.c (print_specific_help): Fix typo in --help text.
9994 2008-02-19 Jakub Jelinek <jakub@redhat.com>
9997 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
9998 32-bit inline asm without asm alternatives for host GCC < 3.0.
10000 2008-02-19 Richard Guenther <rguenther@suse.de>
10002 PR tree-optimization/34989
10003 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
10004 Allow propagation to INDIRECT_REF if we can simplify only.
10006 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10008 * c-common.c (warn_for_collisions_1): Use appropriate option when
10011 2008-02-19 Nick Clifton <nickc@redhat.com>
10014 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
10015 (handle_options): Fix indentation.
10016 (print_filtered_help): If no language-specific options were
10017 displayed tell the user how to list all the options supported by
10018 the language's front-end.
10019 (print_specific_help): Fix indentation and remove duplicate line.
10020 (common_handle_option): Handle the -v option.
10021 For --help enable the display of undocumented options if the -v
10022 switch has been included on the command line.
10023 For --help= check for overlaps in the arguments between the option
10024 classes and the language names and issue a warning when they
10025 cannot be disambiguated.
10026 * c.opt (v): Pass on to the common option handler.
10028 2008-02-19 Revital Eres <eres@il.ibm.com>
10030 * modulo-sched.c (sms_schedule): Change dump message when
10031 create_ddg function fails.
10032 (try_scheduling_node_in_cycle): Rename row to cycle.
10033 (print_partial_schedule): Rename CYCLE to ROW.
10035 2008-02-19 Christian Bruel <christian.bruel@st.com>
10036 Zdenek Dvorak <ook@ucw.cz>
10038 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
10040 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
10043 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
10044 (*x86_movdicc_0_m1_se): Ditto.
10046 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
10048 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
10049 (CMPtype): Define as __gcc_CMPtype.
10050 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
10051 (CMPtype): Define as __gcc_CMPtype.
10053 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
10055 Support valgrind 3.3 for --enable-checking=valgrind.
10056 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
10058 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
10059 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
10060 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
10061 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
10062 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
10063 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
10064 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
10066 * ggc-zone.c: Similar.
10067 * ggc-page.c: Similar.
10069 2008-02-19 Paul Brook <paul@codesourcery.com>
10072 * config/arm/ieee754-df.S: Fix do_it typo.
10073 * config/arm/ieee754-sf.S: Fix do_it typo.
10075 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
10078 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
10079 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
10080 (OPTION_MASK_ISA_SSE_SET): Likewise.
10081 (OPTION_MASK_ISA_SSE2_SET): Likewise.
10082 (OPTION_MASK_ISA_SSE3_SET): Likewise.
10083 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
10084 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
10085 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
10086 (OPTION_MASK_ISA_SSE4_SET): Likewise.
10087 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
10088 (OPTION_MASK_ISA_SSE5_SET): Likewise.
10089 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
10090 (OPTION_MASK_ISA_MMX_UNSET): Updated.
10091 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
10092 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
10093 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
10094 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
10095 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
10096 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
10097 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
10098 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
10099 (OPTION_MASK_ISA_SSE4): Removed.
10100 (ix86_handle_option): Turn on bits in ix86_isa_flags and
10101 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
10102 (override_options): Don't turn on implied SSE/MMX bits in
10105 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
10107 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10110 2008-02-18 Joey Ye <joey.ye@intel.com>
10112 PR middle-end/34921
10113 * tree-nested.c (insert_field_into_struct): Set type alignment
10114 to field alignment if the former is less than the latter.
10116 2008-02-18 Jakub Jelinek <jakub@redhat.com>
10118 * BASE-VER: Set to 4.4.0.
10120 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10122 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
10123 * doc/cfg.texi: Likewise.
10124 * doc/extend.texi: Likewise.
10125 * doc/gty.texi: Likewise.
10126 * doc/invoke.texi: Likewise.
10127 * doc/loop.texi: Likewise.
10128 * doc/md.texi: Likewise.
10129 * doc/passes.texi: Likewise.
10130 * doc/rtl.texi: Likewise.
10131 * doc/sourcebuild.texi: Likewise.
10132 * doc/tm.texi: Likewise.
10133 * doc/tree-ssa.texi: Likewise.
10135 2008-02-17 Richard Guenther <rguenther@suse.de>
10137 PR middle-end/35227
10138 * tree-complex.c (init_parameter_lattice_values): Handle parameters
10139 without default definition.
10141 2008-02-17 Richard Guenther <rguenther@suse.de>
10143 PR tree-optimization/35231
10144 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
10147 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
10150 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10151 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
10152 libgcc_cmp_return mode.
10154 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10157 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
10159 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
10161 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
10164 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10166 * doc/c-tree.texi: Use `@.' where appropriate.
10167 * doc/extend.texi: Likewise.
10168 * doc/install.texi: Likewise.
10169 * doc/invoke.texi: Likewise.
10170 * doc/loop.texi: Likewise.
10171 * doc/makefile.texi: Likewise.
10172 * doc/md.texi: Likewise.
10173 * doc/passes.texi: Likewise.
10174 * doc/standards.texi: Likewise.
10175 * doc/tm.texi: Likewise.
10177 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10179 PR middle-end/35196
10180 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
10182 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
10183 rather than in entry_bb.
10185 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10187 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
10188 libgcc_cmp_return mode.
10190 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10192 PR middle-end/35130
10193 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
10194 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
10196 2008-02-15 Richard Guenther <rguenther@suse.de>
10197 Zdenek Dvorak <ook@ucw.cz>
10199 PR tree-optimization/35164
10200 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
10201 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
10202 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
10203 Only propagate addresses which do not have abnormal SSA_NAMEs
10206 2008-02-15 Joseph Myers <joseph@codesourcery.com>
10209 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
10211 2008-02-15 Jan Hubicka <jh@suse.cz>
10213 PR middle-end/35149
10214 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
10216 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10218 PR middle-end/34621
10219 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
10220 when calculating alignment_pad.
10222 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10224 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
10225 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
10226 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
10227 and STACK_BOUNDARY define.
10229 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
10231 PR preprocessor/35061
10232 * c-pragma.c (handle_pragma_pop_macro): Check that
10233 pushed_macro_table has been allocated.
10235 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
10237 PR middle-end/35136
10238 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
10239 (force_gimple_operand): Likewise.
10240 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
10241 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
10242 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
10243 (find_interesting_uses_address): Check addressability and alignment
10244 of the base expression only after substituting bases of IVs into it.
10246 2008-02-14 Michael Matz <matz@suse.de>
10249 * function.c (instantiate_virtual_regs_in_insn): Reload address
10250 before falling back to reloading the whole operand.
10252 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
10254 * config/s390/s390.c (s390_mainpool_start): Emit the pool
10255 before the first section switch note.
10257 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10259 * doc/bugreport.texi: Update copyright years.
10260 * doc/c-tree.texi: Likewise.
10261 * doc/cfg.texi: Likewise.
10262 * doc/cpp.texi: Likewise.
10263 * doc/cppinternals.texi: Likewise.
10264 * doc/fragments.texi: Likewise.
10265 * doc/frontends.texi: Likewise.
10266 * doc/gcc.texi: Likewise.
10267 * doc/gty.texi: Likewise.
10268 * doc/hostconfig.texi: Likewise.
10269 * doc/implement-c.texi: Likewise.
10270 * doc/libgcc.texi: Likewise.
10271 * doc/loop.texi: Likewise.
10272 * doc/makefile.texi: Likewise.
10273 * doc/options.texi: Likewise.
10274 * doc/passes.texi: Likewise.
10275 * doc/rtl.texi: Likewise.
10276 * doc/sourcebuild.texi: Likewise.
10277 * doc/standards.texi: Likewise.
10278 * doc/tree-ssa.texi: Likewise.
10279 * doc/trouble.texi: Likewise.
10281 * doc/extend.texi: Use @: or add comma where appropriate.
10282 * doc/invoke.texi: Likewise.
10283 * doc/tm.texi: Likewise.
10285 2008-02-14 Alan Modra <amodra@bigpond.net.au>
10288 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
10291 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
10293 * doc/md.texi (clz, ctz): Add reference.
10294 * doc/rtl.texi (clz, ctz): Likewise.
10296 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10299 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
10302 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
10304 * config/s390/s390.c (struct constant_pool): New field
10305 emit_pool_after added.
10306 (s390_mainpool_start): Set the emit_pool_after flag according
10307 to the section switch notes.
10308 (s390_mainpool_finish): Consider emit_pool_after when emitting
10309 the literal pool at the end of the function.
10310 (s390_chunkify_start): Force literal pool splits at section
10313 2008-02-13 Michael Matz <matz@suse.de>
10316 * var-tracking.c (clobber_variable_part): Correctly traverse the
10319 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10322 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
10323 Add -fdump-ipa-inline.
10324 * tree-dump.c (dump_files): Remove tree-inlined dump.
10325 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
10327 2008-02-12 Richard Guenther <rguenther@suse.de>
10329 PR tree-optimization/35171
10330 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
10333 2008-02-12 Richard Guenther <rguenther@suse.de>
10335 PR middle-end/35163
10336 * fold-const.c (fold_widened_comparison): Use get_unwidened in
10337 value-preserving mode. Disallow final truncation.
10339 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
10341 PR middle-end/35136
10342 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
10343 code from here to...
10344 (force_gimple_operand): ...here.
10346 2008-02-12 Jakub Jelinek <jakub@redhat.com>
10349 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
10350 non-compatible pointers.
10351 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
10352 different FIELD_DECLs, try harder by comparing field offsets, sizes
10355 PR inline-asm/35160
10356 * function.c (match_asm_constraints_1): Don't replace the same input
10359 2008-02-12 Anatoly Sokolov <aesok@post.ru>
10361 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
10362 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
10363 (expand_epilogue): Restore RAMPZ register.
10364 * config/avr/avr.md (RAMPZ_ADDR): New constant.
10366 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
10368 * config/i386/cygwin.asm: (__alloca): Correct calling
10369 convention and alignment.
10370 (__chkstk): Force 8 byte stack alignment.
10372 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
10373 Richard Guenther <rguenther@suse.de>
10375 PR tree-optimization/33992
10376 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
10377 the zero we compare against.
10379 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
10381 PR libfortran/35063
10382 * gthr-win32.h (__gthread_mutex_destroy_function): New function
10383 to CloseHandle after unlocking to prevent accumulation of handle
10386 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10388 PR middle_end/34150
10389 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
10390 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
10391 and update LABEL_NUSES during and after reload.
10393 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
10395 PR middle-end/34627
10396 * combine.c (simplify_if_then_else): Make sure the comparison is
10397 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
10399 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
10402 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
10403 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
10404 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
10405 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
10406 * tree.h (get_type_static_bounds): Likewise.
10408 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10410 * doc/invoke.texi (Option Summary, C++ Dialect Options)
10411 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10412 Make -Wfoo language annotations match what the compiler outputs.
10414 2008-02-08 Sa Liu <saliu@de.ibm.com>
10416 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
10417 intrinsics spu_convts, spu_convtu, spu_convtf.
10419 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
10421 * doc/extend.texi (Function Attributes) <noinline>: Mention
10422 asm ("") as method to keep calls.
10424 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10427 * doc/options.texi (Options): Replace references to opts.sh with
10429 * opts-common.c: Likewise.
10430 * optc-gen.awk: Likewise.
10432 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
10434 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
10436 2008-02-07 Richard Henderson <rth@redhat.com>
10439 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
10440 EXPR_LIST for the REG_EQUAL instead of a comparison with a
10443 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
10445 PR tree-optimization/35085
10446 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
10447 for operand entry oe2 in addition to operand entry oe3 in order to
10448 expose more opportunities for vectorizer sum reduction.
10450 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10453 * Makefile.in (LIBS): Remove $(GMPLIBS).
10454 (cc1-dummy, cc1): Add $(GMPLIBS).
10456 2008-02-06 Jan Hubicka <jh@suse.cz>
10459 * i386.md (moddf_integer): Do not produce partial memory stalls for
10460 targets where it hurts.
10462 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
10465 * optabs.c (expand_float): Do not check for decimal modes when
10466 expanding unsigned integer through signed conversion.
10468 2008-02-06 Nick Clifton <nickc@redhat.com>
10470 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
10471 inside the clobber with a match_operand and duplicated operand
10472 number in the constraint.
10473 (ineqbranchsi): Delete redundant comment.
10475 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10477 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
10478 builtin_define ("__USE_INIT_FINI__").
10479 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
10481 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
10483 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10485 PR documentation/30330
10486 * doc/invoke.texi (C++ Dialect Options)
10487 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10488 For each warning option -Wfoo that allows -Wno-foo, ensure both
10489 -Wfoo and -Wno-foo are listed in the option index. Fix index
10490 entry of -Wswitch-default, index -Wnormalized= including the
10491 `=', and -Wlarger-than-@var{len} including @var{len}.
10493 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10495 * config/i386/i386.md (floatunssisf2): Use
10496 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
10497 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
10498 Macroize expander using MODEF mode iterator.
10500 2008-02-05 Diego Novillo <dnovillo@google.com>
10502 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
10505 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
10507 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10510 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
10512 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
10515 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
10516 to indicate if a message should be generated.
10517 (init_cumulative_args): Updated.
10518 (function_value_32): Likewise.
10520 2008-02-05 Joseph Myers <joseph@codesourcery.com>
10522 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
10524 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10527 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
10528 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
10530 2008-02-04 Diego Novillo <dnovillo@google.com>
10532 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
10535 * tree-vrp.c (vrp_evaluate_conditional): With
10536 -Wtype-limits, emit a warning when comparing against a
10537 constant outside the natural range of OP0's type.
10539 2008-02-04 Richard Guenther <rguenther@suse.de>
10541 PR middle-end/33631
10542 * expr.c (count_type_elements): Give for unions instead of
10545 2008-02-04 Richard Guenther <rguenther@suse.de>
10547 PR middle-end/35043
10548 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
10549 to TYPE_DOMAINs base type instead of using bitsizetype here.
10551 2008-02-03 Jason Merrill <jason@redhat.com>
10553 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
10555 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10558 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
10559 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
10560 (RS/6000 and PowerPC Options): Fix typos and markup.
10561 * doc/passes.texi (Tree-SSA passes): Likewise.
10563 2008-02-02 Michael Matz <matz@suse.de>
10566 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
10567 from record_last_reg_set_info.
10568 (record_last_reg_set_info): Take an RTX argument, iterate over all
10569 constituent hardregs.
10570 (record_last_set_info, record_opr_changes): Change calls to
10571 new signature or to record_last_reg_set_info_regno.
10573 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
10575 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
10577 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
10579 PR rtl-optimization/34773
10580 * reg-notes.def (EQUAL): Mention significance of combination of
10581 REG_EQUAL and REG_RETVAL.
10582 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
10583 insn that has a REG_RETVAL.
10585 2008-02-01 Roger Sayle <roger@eyesopen.com>
10588 * configure.ac (--enable-fixed-point): Disable unless explicitly
10590 * configure: Regenerate.
10592 2008-02-01 Richard Guenther <rguenther@suse.de>
10595 * invoke.texi (-finline-limit): Remove no longer true parts
10596 of the documentation. Note that there is no default value.
10598 2008-02-01 Andrew Pinski <pinskia@gmail.com>
10599 Mark Mitchell <mark@codesourcery.com>
10600 Ben Elliston <bje@au.ibm.com>
10603 * doc/extend.texi (Other Builtins): Document.
10605 2008-01-31 Tom Browder <tom.browder@gmail.com>
10607 * doc/c-tree.texi (Types): Fix grammar.
10608 (Expression trees): Ditto.
10609 * doc/passes.texi (Tree-SSA passes): Ditto.
10611 * doc/configterms.texi (Configure Terms): Fix typo.
10612 * doc/cpp.texi (Common Predefined Macros): Ditto.
10613 * doc/md.texi (Machine Constraints): Ditto.
10615 * doc/makefile.texi (Makefile): Add comma.
10617 2008-01-31 Tom Browder <tom.browder@gmail.com>
10618 Gerald Pfeifer <gerald@pfeifer.com>
10620 * doc/sourcebuild.texi (Front End): Remove references to CVS
10621 and CVSROOT/modules.
10622 (Texinfo Manuals): Replace reference to CVS by one to SVN.
10623 (Back End): Remove reference to CVS.
10625 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10628 * config/mips/mips.c (gen_load_const_gp): New function, taking a
10630 (mips16_gp_pseudo_reg): ...here.
10631 * config/mips/mips.md (load_const_gp): Replace with...
10632 (load_const_gp_<mode>): ...this :P-based insn.
10634 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10636 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
10637 options. Minor fixes.
10638 (-std): Move reference to standards closer to where language
10639 standards are first mentioned.
10641 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10643 PR rtl-optimization/34995
10644 * reload.c (alternative_allows_const_pool_ref): Take an rtx
10645 parameter and return a bool. If the rtx parameter is nonnull,
10646 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
10647 (find_reloads): Update call accordingly. Pass the new operand
10648 if it needed no address reloads, otherwise pass null.
10650 2008-01-30 Richard Henderson <rth@redhat.com>
10653 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
10654 for unbounded arrays.
10656 2008-01-30 Silvius Rus <rus@google.com>
10658 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
10660 2008-01-30 Jan Hubicka <jh@suse.cz>
10663 * i386.c (init_cumulative_args): Use real function declaration when
10666 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
10668 PR rtl-optimization/34998
10669 * global.c (build_insn_chain): Treat non-subreg_lowpart
10670 SUBREGs of pseudos as clobbering all the words covered by the
10671 SUBREG, not just all the bytes.
10672 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
10673 original df_ref rather than an extract parameter.
10674 (global_conflicts): Update call accordingly.
10676 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
10678 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
10679 the overflow check to make it easier to read.
10680 (__fixtfdi): Change the type of the ll member in union
10681 long_double to UDItype_x.
10683 2008-01-30 Jakub Jelinek <jakub@redhat.com>
10685 PR middle-end/34969
10686 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
10687 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
10688 * tree-inline.c (fold_marked_statements): Call
10689 cgraph_update_edges_for_call_stmt if folding a call statement.
10690 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
10691 debug_generic_stmt calls, reset it back afterwards.
10694 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
10696 * c-typeck.c (build_external_ref): Don't pedwarn about
10697 static vars in current function's scope.
10699 2008-01-29 Joseph Myers <joseph@codesourcery.com>
10701 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
10703 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
10706 * ipa-struct-reorg.c: Fix spelling.
10707 * params.def: Ditto.
10709 2008-01-29 Richard Guenther <rguenther@suse.de>
10711 PR middle-end/35006
10712 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
10714 * tree-inline.c (remap_type): Increment remapping_type_depth
10715 around remapping types.
10716 (copy_body_r): Only add referenced variables if they are referenced
10717 from code, not types.
10719 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
10730 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
10731 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
10733 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
10736 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
10737 pointer for tiny stack.
10739 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
10741 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
10743 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
10745 * config/vx-common.h: Fix typo in comment.
10747 2008-01-28 Ian Lance Taylor <iant@google.com>
10751 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
10752 coalesce pointers if they have different DECL_NO_TBAA_P values.
10753 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
10754 between variables with different DECL_NO_TBAA_P values.
10756 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
10759 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
10760 are not legitimate small data references on SPE targets.
10762 2008-01-28 David Daney <ddaney@avtrex.com>
10764 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
10766 2008-01-28 David Daney <ddaney@avtrex.com>
10768 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
10770 2008-01-27 Joseph Myers <joseph@codesourcery.com>
10772 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
10773 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
10774 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
10775 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
10776 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10777 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
10778 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
10779 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
10781 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10783 * basic-block.h (condjump_equiv_p): Fix comment.
10785 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10787 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
10788 print_generic_stmt_indented): Fix comment.
10790 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10792 * configure.ac (__stack_chk_fail): Add detecion for availability
10793 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
10794 * configure: Regenerate.
10796 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
10798 PR middle-end/34688
10799 * final.c (output_addr_const): Handle TRUNCATE.
10801 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
10804 * tree-ssa-loop-ivopts.c (comp_cost): New type.
10805 (zero_cost, infinite_cost): New constants.
10806 (struct cost_pair): Change type of cost to comp_cost.
10807 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
10808 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
10810 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
10811 split_address_cost, ptr_difference_cost, difference_cost,
10812 get_computation_cost_at, get_computation_cost,
10813 determine_use_iv_cost_generic, determine_use_iv_cost_address,
10814 determine_use_iv_cost_condition, determine_use_iv_costs,
10815 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
10816 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
10817 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
10818 Change type of cost to comp_cost.
10819 (determine_iv_cost): Increase cost of non-original ivs, instead
10820 of decreasing the cost of original ones.
10821 (get_address_cost): Indicate the complexity of the addressing mode
10823 (try_add_cand_for): Prefer using ivs not specific to some object.
10824 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
10826 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
10827 Janis Johnson <janis187@us.ibm.com>
10830 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
10831 (TARGET_INSTANTIATE_DECLS): Likewise.
10832 * target.h (expand_to_rtl_hook): New target hook.
10833 (instantiate_decls): Likewise.
10834 * function.c (instantiate_decl): Make non-static. Rename to...
10835 (instantiate_decl_rtl): ... this.
10836 (instantiate_expr): Use instantiate_decl_rtl.
10837 (instantiate_decls_1): Likewise.
10838 (instantiate_decls): Likewise.
10839 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
10840 * function.h (instantiate_decl_rtl): Add prototype.
10841 * cfgexpand.c (target.h): New include.
10842 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
10843 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
10844 (TARGET_INSTANTIATE_DECLS): Likewise.
10845 (TARGET_INITIALIZER): New target hooks added.
10846 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
10848 * config/rs6000/rs6000.c (tree-flow.h): New include.
10849 (machine_function): Add sdmode_stack_slot field.
10850 (rs6000_alloc_sdmode_stack_slot): New function.
10851 (rs6000_instantiate_decls): Likewise.
10852 (rs6000_secondary_memory_needed_rtx): Likewise.
10853 (rs6000_check_sdmode): Likewise.
10854 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
10855 (TARGET_INSTANTIATE_DECLS): Likewise.
10856 (rs6000_hard_regno_mode_ok): Allow SDmode.
10857 (num_insns_constant): Likewise. Handle _Decimal32 constants.
10858 (rs6000_emit_move): Handle SDmode.
10859 (function_arg_advance): Likewise.
10860 (function_arg): Likewise.
10861 (rs6000_gimplify_va_arg): Likewise. Add special handling of
10862 SDmode var args for 32-bit compiles.
10863 (rs6000_secondary_reload_class): Handle SDmode.
10864 (rs6000_output_function_epilogue): Likewise.
10865 (rs6000_function_value): Simplify if statement.
10866 (rs6000_libcall_value): Likewise.
10867 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
10868 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
10869 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
10870 (movsd_hardfloat): New define_insn.
10871 (movsd_softfloat): Likewise.
10872 (movsd_store): Likewise.
10873 (movsd_load): Likewise.
10874 (extendsddd2): Likewise.
10875 (extendsdtd2): Likewise.
10876 (truncddsd2): Likewise.
10877 (movdd_hardfloat64): Fixup comment.
10878 (UNSPEC_MOVSD_LOAD): New constant.
10879 (UNSPEC_MOVSD_STORE): Likewise.
10881 2008-01-26 Jakub Jelinek <jakub@redhat.com>
10884 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
10886 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
10887 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
10888 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
10889 and TRUTH_XOR_EXPR.
10891 2008-01-26 David Edelsohn <edelsohn@gnu.org>
10894 * config.gcc: Separate AIX 5.3 from AIX 6.1.
10895 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10896 __LONGDOUBLE128 too.
10897 * config/rs6000/aix61.h: New file.
10899 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10901 PR rtl-optimization/34959
10902 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
10903 popcount and parity rtxes the same mode as their operand.
10904 Truncate or extend the result to the return value's mode
10907 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10910 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
10911 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
10912 to GOT_VERSION_REGNUM.
10913 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
10914 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
10915 * config/mips/mips.c (mips_emit_call_insn): New function.
10916 (mips_call_tls_get_addr): Call mips_expand_call directly.
10917 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
10919 (mips16_build_call_stub): Likewise. Return the call insn or null.
10920 (mips_expand_call): Update the call to mips16_build_call_stub
10921 accordingly and a remove redundant condition. Assert that MIPS16
10922 stubs do not use lazy binding. Use mips_emit_call_insn and return
10924 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
10926 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
10927 (mips_avoid_hazard): Remove hazard_set handling.
10928 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
10929 (UNSPEC_RESTORE_GP): ...this.
10930 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
10931 (FAKE_CALL_REGNO): Rename to...
10932 (GOT_VERSION_REGNUM): ...this.
10933 (type): Add "ghost" value. Add an associated insn reservation.
10934 (hazard_set): Remove.
10935 (exception_receiver): Rename to...
10936 (restore_gp): ...this and update the unspec identifier accordingly.
10937 (exception_receiver, nonlocal_got_receiver): New expanders.
10938 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
10939 FAKE_CALL_REGNO. Remove hazard_set attribute.
10940 (set_got_version, update_got_version): New patterns.
10942 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
10945 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
10947 2008-01-25 Joseph Myers <joseph@codesourcery.com>
10950 * doc/install.texi2html: Generate gcc-vers.texi.
10952 2008-01-25 DJ Delorie <dj@redhat.com>
10954 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
10956 2008-01-25 Joseph Myers <joseph@codesourcery.com>
10958 * config/c4x: Remove directory.
10959 * config.gcc (crx-*, mt-*): Mark obsolete.
10960 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
10961 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
10962 sh-*-rtemscoff*): Remove cases.
10963 * defaults.h (C4X_FLOAT_FORMAT): Remove.
10964 * real.c (encode_c4x_single, decode_c4x_single,
10965 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
10966 c4x_extended_format): Remove.
10967 * real.h (c4x_single_format, c4x_extended_format): Remove.
10968 * doc/extend.texi (interrupt, naked): Remove mention of attributes
10970 (Pragmas): Remove comment about c4x pragmas.
10971 * doc/install.texi (c4x): Remove target-specific instructions.
10972 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
10973 * doc/md.texi (Machine Constraints): Remove C4x documentation.
10974 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
10975 refer to C4x source files as examples.
10976 (C4X_FLOAT_FORMAT): Remove documentation.
10978 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
10980 * config/bfin/bfin.c (override_options): Reorder tests so that
10981 flag_pic gets enabled for -msep-data.
10983 2008-01-25 Richard Guenther <rguenther@suse.de>
10985 PR middle-end/32244
10986 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
10987 to its bitfield precision if required.
10989 2008-01-25 Jakub Jelinek <jakub@redhat.com>
10991 PR middle-end/33880
10992 * tree-nested.c (walk_omp_for): New function.
10993 (convert_nonlocal_reference, convert_local_reference): Call
10994 walk_omp_for on OMP_FOR.
10995 (convert_call_expr): Call walk_body on OMP_FOR's
10996 OMP_FOR_PRE_INIT_BODY.
10998 2008-01-25 Richard Guenther <rguenther@suse.de>
11000 PR tree-optimization/34966
11001 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
11002 default defs and PHI_NODEs we have to insert after the
11003 defining statement.
11005 2008-01-24 Nick Clifton <nickc@redhat.com>
11007 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
11008 Provide a default definition.
11009 (LIBGCC2_UNITS_PER_WORD): Likewise.
11011 * config/stormy16/stormy16.c: Include df.h for the prototype
11012 for df_regs_ever_live_p.
11013 (xstormy16_expand_builtin_va_start): Convert the stack offset
11014 into a component_ref and then use POINTER_PLUS_EXPR to add it
11015 to the incoming_virtual_args_rtx.
11016 (xstormy16_gimplify_va_arg_expr): Rename to
11017 xstormy16_gimplify_va_arg_expr.
11018 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
11019 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
11020 xstormy16_gimplify_va_arg_expr.
11021 Fix up some formatting issues.
11023 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
11024 Move to predicates.md.
11025 (xs_hi_general_operand): Likewise.
11026 (xs_hi_nonmemory_operand): Likewise.
11027 * config/stormy16/predicates.md:
11028 (xstormy16_carry_plus_operand): New predicate.
11029 (xs_hi_general_operand): New predicate.
11030 (xs_hi_nonmemory_operand): New predicate.
11031 * config/stormy16/stormy16-protos.h:
11032 (xstormy16_carry_plus_operand): Delete prototype.
11033 (xs_hi_general_operand): Likewise.
11034 (xs_hi_nonmemory_operand): Likewise.
11036 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
11037 modifiers as they are no longer needed and they can trigger
11038 reload spill failures.
11040 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
11041 with a match_operand in order to help reload.
11043 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
11044 constraint with 'e' for the 8th alternative as this version of
11045 the mov.w instruction only accepts the lower 8 registers.
11047 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
11050 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
11051 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
11054 2008-01-25 Jakub Jelinek <jakub@redhat.com>
11056 PR middle-end/33333
11057 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
11059 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
11061 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
11063 (remove_structure): Update allocations list before removing structure.
11065 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
11067 * ipa-struct-reorg.c (is_safe_cond_expr,
11068 create_new_stmts_for_cond_expr): Use integer_zerop function,
11069 that recognize not only zero-pointer, but zero-integer too.
11071 2008-01-25 Ben Elliston <bje@au.ibm.com>
11074 * fixproto: Escape "." in sed expression that strips leading "./".
11076 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
11079 * gcc.c (SWITCH_OK): Removed.
11080 (SWITCH_LIVE): Changed to bit.
11081 (SWITCH_FALSE): Likewise.
11082 (SWITCH_IGNORE): Likewise.
11083 (switchstr): Change live_cond to unsigned int.
11084 (process_command): Replace SWITCH_OK with 0.
11085 (do_self_spec): Likewise.
11086 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
11087 (give_switch): Likewise.
11088 (used_arg): Likewise.
11089 (do_spec_1): Set the SWITCH_IGNORE bit.
11090 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
11091 bits. Set the SWITCH_LIVE bit.
11093 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
11095 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
11097 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
11099 PR tree-optimization/34472
11100 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
11101 parameter to a "bool *" and set *DATA to false if there is
11102 an unsafe access. Do not delete the structure here.
11103 (check_cond_exprs): Delete it here instead.
11104 (check_cond_exprs, exclude_cold_structs): Do not increase
11105 I when removing a structure.
11107 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
11110 * config/i386/i386.c (ix86_expand_vector_init): Consider only
11111 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
11113 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
11115 PR middle-end/34934
11116 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
11117 a fixed vector for stack.
11119 2008-01-24 Ben Elliston <bje@au.ibm.com>
11122 * doc/gcc.texi (Software development): Add a direntry for g++.
11124 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
11126 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
11127 stale and straggling -fforce-addr comments above.
11129 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
11131 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
11132 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
11134 2008-01-23 Michael Matz <matz@suse.de>
11137 * dwarf2out.c (force_type_die): Use modified_type_die instead of
11140 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
11142 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
11143 malloc result type.
11145 2008-01-23 Anatoly Sokolov <aesok@post.ru>
11147 * config/avr/avr.c (avr_current_arch): New variable.
11148 (avr_arch_types): Add 'avr31' and 'avr51' entries.
11149 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
11150 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
11151 (avr_override_options): Init 'avr_current_arch'.
11152 (base_arch_s): Move from here...
11153 * config/avr/avr.h (base_arch_s): ... here. Add new members
11154 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
11155 'mega' to 'have_jmp_call'.
11156 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
11157 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
11159 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
11161 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11162 MULTILIB_MATCHES): (Ditto.).
11164 2008-01-23 Richard Guenther <rguenther@suse.de>
11166 PR middle-end/31529
11167 * cgraphunit.c (cgraph_reset_node): Always mark the node
11168 not reachable if it is not queued already.
11170 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
11172 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
11173 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
11174 (cputype_selected): New static variable.
11175 (bfin_handle_option): Set it if -mcpu is used.
11176 (override_option): Select default set of workarounds if no cpu type
11177 selected on the command line.
11178 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
11180 From Michael Frysinger <michael.frysinger@analog.com>
11181 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
11182 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
11184 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
11185 for bf547, bf523, bf524, and bf526.
11186 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
11188 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11189 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
11190 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
11191 __ADSPBF547__ and __ADSPBF54x__ for bf547.
11192 * doc/invoke.texi (Blackfin Options): Document that
11193 -mcpu now accept bf547, bf523, bf524, and bf526.
11195 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
11197 PR rtl-optimization/34628
11198 * combine.c (try_combine): Stop and undo after the first combination
11199 if an autoincrement side-effect on the first insn has effectively
11202 2008-01-22 David Edelsohn <edelsohn@gnu.org>
11205 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
11206 Offset addresses are not valid for Altivec or paired float modes.
11208 2008-01-22 Jakub Jelinek <jakub@redhat.com>
11211 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
11212 if DECL_INITIAL (decl) is error_mark_node.
11215 * c-common.c (handle_vector_size_attribute): Only allow
11216 integral, scalar float and fixed point types. Handle OFFSET_TYPE
11217 the same way as pointer, array etc. types.
11218 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
11221 * tree.c (build_type_attribute_qual_variant): Call
11222 build_qualified_type if attributes are equal, but quals are not.
11224 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11227 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
11228 * flags.h (warn_strict_aliasing): Remove.
11229 (warn_strict_overflow): Remove.
11230 * opts.c (warn_strict_aliasing): Remove.
11231 (warn_strict_overflow): Remove.
11232 * c-opts.c (c_common_handle_option): -Wall only sets
11233 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
11234 (c_common_post_options): Give default values to -Wstrict-aliasing
11235 and -Wstrict-overflow if they are uninitialized.
11236 * common.opt (Wstrict-aliasing): Specify Var and Init.
11237 (Wstrict-overflow): Likewise.
11239 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
11241 PR rtl-optimization/26854
11242 PR rtl-optimization/34400
11243 PR rtl-optimization/34884
11244 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
11246 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
11247 (df_rd_bb_info.expanded_lr_out): Deleted
11248 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
11249 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
11250 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11251 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11252 Removed code to allocate, initialize or free expanded_lr_out.
11253 (df_rd_bb_local_compute_process_def): Restructured to make more
11255 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
11256 sets if the sets are being trimmed.
11258 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
11261 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
11262 (as_vers): Likewise.
11263 * configure: Regenerated.
11265 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11267 PR middle-end/33092
11268 * tree-pass.h (pass_build_alias): New pass.
11269 * tree-ssa-alias.c (gate_build_alias): New.
11270 (pass_build_alias): New.
11271 * passes.c (init_optimization_passes): Add pass_build_alias after
11272 pass_create_structure_vars.
11274 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
11276 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
11277 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
11278 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
11279 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
11280 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
11281 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
11282 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
11283 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
11284 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
11285 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
11286 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
11287 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
11288 * config/s390/s390.md (FP_ALL): New mode iterator.
11289 (_d): New mode attribute.
11290 ("*signbit<mode>2>"): Changed mode of first operand.
11291 ("isinf<mode>2"): Changed mode of first operand.
11292 ("*TDC_insn"): Adaptation for DFP modes.
11294 2008-01-22 Ben Elliston <bje@au.ibm.com>
11296 * tree.c (check_qualified_type): Improve function description.
11298 2008-01-21 Jason Merrill <jason@redhat.com>
11301 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
11302 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
11305 2008-01-21 DJ Delorie <dj@redhat.com>
11307 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
11310 2008-01-21 Richard Guenther <rguenther@suse.de>
11312 PR middle-end/34856
11313 * tree-cfg.c (verify_expr): Allow all invariant expressions
11314 instead of just constant class ones as reference argument.
11315 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
11316 like any other constant.
11317 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
11319 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
11321 * regmove.c (fixup_match_1): Update call crossed frequencies.
11323 2008-01-21 Richard Guenther <rguenther@suse.de>
11326 * tree-inline.c (setup_one_parameter): Deal with mismatched
11327 types using a VIEW_CONVERT_EXPR.
11329 2008-01-21 Alon Dayan <alond@il.ibm.com>
11330 Olga Golovanevsky <olga@il.ibm.com>
11332 PR tree-optimization/34701
11333 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
11334 when the structure size is not a power of 2.
11336 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
11338 * doc/install.texi: Add doc for --enable-checking=df.
11340 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
11342 PR rtl-optimization/34808
11343 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
11345 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11347 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
11350 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11352 PR rtl-optimization/26854
11353 PR rtl-optimization/34400
11354 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
11356 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
11357 (df_rd_bb_info.expanded_lr_out): New.
11358 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
11359 * loop_iv.c (iv_analysis_loop_init): Ditto.
11360 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11361 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11362 Added code to allocate, initialize or free expanded_lr_out.
11363 (df_rd_bb_local_compute_process_def): Restructured to make
11364 more understandable.
11365 (df_rd_confluence_n): Add code to do nothing with fake edges and
11366 code to no apply invalidate_by_call sets if the sets are being trimmed.
11367 (df_lr_local_finalize): Renamed to df_lr_finalize.
11368 (df_live_local_finalize): Renamed to df_live_finalize.
11370 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11373 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
11374 deciding whether to use reciprocal instructions.
11376 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
11378 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
11379 dwarf2out_note_section_used if cold_text_section is NULL.
11381 2008-01-19 Jakub Jelinek <jakub@redhat.com>
11383 PR gcov-profile/34610
11384 * tree-cfg.c (make_edges): Mark both outgoing edges from
11385 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
11386 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
11387 from OMP_FOR and OMP_CONTINUE outgoing edges.
11389 * tree-profile.c (tree_profiling): Return early if
11390 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
11392 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
11393 from cfun to child_cfun.
11394 * function.h (struct function): Add after_tree_profile bit.
11396 2008-01-19 Anatoly Sokolov <aesok@post.ru>
11398 * config/avr/avr.S (_exit): Disable interrupt.
11400 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
11401 Steven Bosscher <stevenb.gcc@gmail.com>
11403 PR rtl-optimization/26854
11404 PR rtl-optimization/34400
11405 * df-problems.c (df_live_scratch): New scratch bitmap.
11406 (df_live_alloc): Allocate df_live_scratch when doing df_live.
11407 (df_live_reset): Clear the proper bitmaps.
11408 (df_live_bb_local_compute): Only process the artificial defs once
11409 since the order is not important.
11410 (df_live_init): Init the df_live sets only with the variables
11411 found live by df_lr.
11412 (df_live_transfer_function): Use the df_lr sets to prune the
11413 df_live sets as they are being computed.
11414 (df_live_free): Free df_live_scratch.
11416 2008-01-18 Ian Lance Taylor <iant@google.com>
11418 * common.opt: Add fmerge-debug-strings.
11419 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
11420 flag_merge_debug_strings rather than flag_merge_constants.
11421 * doc/invoke.texi (Option Summary): Mention
11422 -fmerge-debug-strings.
11423 (Debugging Options): Document -fmerge-debug-strings.
11425 2008-01-18 Ian Lance Taylor <iant@google.com>
11428 * tree.h (DECL_IS_OPERATOR_NEW): Define.
11429 (struct tree_function_decl): Add new field operator_new_flag.
11430 * tree-inline.c (expand_call_inline): When inlining a call to
11431 operator new, force the return value to go into a variable, and
11432 set DECL_NO_TBAA_P on that variable.
11433 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
11435 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
11438 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
11439 DWARF2_DEBUGGING_INFO.
11440 (dwarf2out_note_section_used): Ditto. Add prototype.
11441 (have_multiple_function_sections, text_section_used,
11442 cold_text_section_used, *cold_text_sections): Move declarations
11445 2008-01-17 Bob Wilson <bob.wilson@acm.org>
11447 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
11448 field and add signal_ra.
11449 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
11450 assignments to frame state pc. Move end of stack check after
11451 MD_FALLBACK_FRAME_STATE_FOR.
11452 (uw_update_context_1): Use frame state signal_regs if set, instead
11453 of checking signal_frame flag.
11454 (uw_update_context): Use frame state signal_ra if set.
11455 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
11456 * config/xtensa/linux-unwind.h: New file.
11458 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
11460 * modulo-sched.c (get_sched_window): Fix comment typo.
11462 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
11464 PR tree-optimization/34648
11465 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
11467 2008-01-17 Anatoly Sokolov <aesok@post.ru>
11469 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
11470 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
11472 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
11474 PR rtl-optimization/34400
11475 * df-core.c (df_worklist_dataflow_overeager,
11476 df_worklist_dataflow_doublequeue): New functions.
11477 (df_worklist_dataflow): Two different worklist solvers.
11478 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
11481 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11484 * doc/invoke.texi: Document the dependence on pthread for fopenmp
11485 and ftree-parallelize-loops.
11487 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
11489 PR rtl-optimization/34826
11490 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
11492 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
11494 * global.c (find_reg): Mark the eh regs as used if necessary.
11495 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
11496 * ra.h (struct allocno): no_eh_reg field added. Changed
11497 no_stack_reg type to bitfield.
11499 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
11501 * tree.c (substitute_in_expr): Add missing 'break'.
11503 2008-01-17 Richard Guenther <rguenther@suse.de>
11505 PR tree-optimization/34825
11506 * tree-ssa-math-opts.c (is_division_by): Do not recognize
11507 x / x as division to handle.
11509 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11511 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
11512 "-pthread" is specified.
11513 * pa-hpux11.h (LIB_SPEC): Likewise.
11515 2008-01-16 Janis Johnson <janis187@us.ibm.com>
11516 Peter Bergner <bergner@vnet.ibm.com>
11518 PR rtl-optimization/33796
11519 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
11521 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11523 PR libgfortran/34699
11524 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
11526 * pa-hpux10.h (LINK_SPEC): Likewise.
11527 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
11529 2008-01-16 Richard Guenther <rguenther@suse.de>
11531 PR middle-end/32628
11532 * fold-const.c (fold_convert_const_int_from_int): Do not
11533 set overflow if that occured only because of a sign extension
11534 change when converting from/to a sizetype with the same
11535 precision and signedness.
11537 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
11540 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
11541 location address to the correct place. Update copyright year.
11543 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11545 * lambda-code.c (lambda_transform_legal_p): Handle the case of
11546 no dependences in the dependence_relations vector.
11548 2008-01-16 Jan Hubicka <jh@suse.cz>
11550 PR rtl-optimization/31396
11551 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
11552 * cfg.c (dump_reg_info): Print it.
11553 * regs.h (struct reg_info_t): add freq_calls_crossed.
11554 (REG_FREQ_CALLS_CROSSED): New macro.
11555 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
11556 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
11557 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
11558 regmove_optimize): Update call crossed frequencies.
11559 * local-alloc.c (struct qty): Add freq_calls_crossed.
11560 (alloc_qty): Copute freq_calls_crossed.
11561 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
11562 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
11563 * ra.h (struct allocno): Add freq_calls_crossed.
11565 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11567 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
11568 libgomp when compiling with ftree-parallelize-loops.
11569 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
11571 2008-01-16 Richard Guenther <rguenther@suse.de>
11573 PR tree-optimization/34769
11574 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
11575 * tree.c (int_cst_value): Instead make this function more
11576 permissive in what it accepts as valid input. Document this
11577 function always sign-extends the value.
11579 2008-01-16 Jakub Jelinek <jakub@redhat.com>
11580 Richard Guenther <rguenther@suse.de>
11583 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
11584 (gimple_fold_indirect_ref_rhs): ... this.
11585 (gimple_fold_indirect_ref): New function with foldings
11586 that preserve lvalueness.
11587 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
11588 * tree-flow.h (gimple_fold_indirect_ref): Declare.
11589 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
11590 to fold an INDIRECT_REF, fall back to the old use of
11591 fold_indirect_ref_1.
11593 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11595 * tree-data-ref.c (subscript_dependence_tester_1): Call
11596 free_conflict_function.
11597 (compute_self_dependence): Same.
11599 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
11602 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
11603 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
11605 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
11606 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
11607 for DWARF2_UNWIND_INFO targets.
11609 2008-01-16 Richard Guenther <rguenther@suse.de>
11612 * c-typeck.c (common_pointer_type): Do not merge inconsistent
11613 type qualifiers for function types.
11615 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
11617 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
11618 loop_iterator li from previous commit.
11620 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
11622 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
11624 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
11626 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
11627 (parallelize_loops): Don't parallelize irreducible components.
11629 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11632 * c-opts (c_common_post_options): Do not enable CPP
11633 flag_pedantic_errors by default.
11635 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
11637 PR rtl-optimization/31944
11638 * cse.c (remove_pseudo_from_table): New function.
11639 (merge_equiv_classes): Use above function to remove pseudo-registers.
11640 (invalidate): Likewise.
11642 2008-01-13 Richard Guenther <rguenther@suse.de>
11644 PR middle-end/34601
11645 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
11646 instead of TYPE_MODE to deal with calls from expand_one_error_var.
11648 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
11650 * gcse.c (cprop_jump): Call validate_unshare_change instead of
11651 validate_change to unshare the source of the PC set.
11653 2008-01-12 Jan Hubicka <jh@suse.cz>
11655 PR middle-end/32135
11656 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
11657 references above array bounds. This might trigger bounds checks for
11658 pointers to arrays.
11660 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
11662 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
11663 new_replaceable_dependencies.
11665 2008-01-12 Doug Kwan <dougkwan@google.com>
11667 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
11668 instead of OPT_Wreturn_type in warning due to ignored return type
11670 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
11671 options included in -Wextra.
11672 * c.opt: New option -Wignored_qualifiers.
11673 * doc/invoke.texi (Warning Options, -Wextra): Add new option
11674 -Wignore_qualifiers.
11675 (-Wignored-qualifiers): Document.
11676 (-Wreturn-type): Remove description of functionality now handled
11677 by -Wignored-qualifiers.
11679 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
11682 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
11683 NOP_EXPR if it is between integral types with the same precision.
11685 2008-01-12 Jan Hubicka <jh@suse.cz>
11688 * invoke.texi (max-inline-recursive-depth): Fix default value.
11690 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
11692 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
11695 2008-01-11 Bob Wilson <bob.wilson@acm.org>
11697 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
11699 2008-01-11 James E. Wilson <wilson@specifix.com>
11702 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
11704 2008-01-11 Anatoly Sokolov <aesok@post.ru>
11706 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
11707 save/restore frame pointer register and don't use 'call-prologues'
11708 optimization in function with "OS_task" attribute.
11710 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
11712 PR middle-end/31309
11713 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
11714 when copying to memory.
11716 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
11718 PR rtl-optimization/30905
11719 * cfgcleanup.c: Include dce.h
11720 (crossjumps_occured): New global variable.
11721 (try_crossjump_bb): Exit loop after finding a fallthru edge.
11722 If something changed, set crossjumps_occured to true.
11723 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
11724 Don't add/remove fake edges to exit here...
11725 (cleanup_cfg): ...but do it here, when crossjumping.
11726 Run a fast DCE when successful crossjumps occured in the latest
11727 iteration of try_optimize_cfg.
11729 2008-01-11 Richard Guenther <rguenther@suse.de>
11731 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
11732 (struct vn_unary_op_s): Likewise.
11733 (vn_reference_insert): Free old reference on hash collision.
11735 2008-01-10 Raksit Ashok <raksit@google.com>
11737 PR rtl-optimization/27971
11738 * combine.c (find_split_point): Split PLUS expressions which are
11739 inside a MEM rtx, and whose first operand is complex.
11741 2008-01-10 DJ Delorie <dj@redhat.com>
11743 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
11744 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
11745 (m32c_hard_regno_ok): Call the underlying function.
11747 2008-01-10 Richard Guenther <rguenther@suse.de>
11749 PR middle-end/34683
11750 * tree-cfg.c (tree_merge_blocks): Do not go through the
11751 full-blown folding and stmt updating path if we just deal
11752 with virtual operands.
11753 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
11754 test for abnormal SSA_NAMEs.
11756 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
11758 PR middle-end/34641
11759 * reload.c (push_reload): Add assertions. All constants from
11760 reg_equiv_constant should have been used for replacing the respective
11762 (find_reloads_address): Invoke find_reloads_address_part for
11763 constant taken from the reg_equiv_constant array.
11765 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
11767 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
11768 field (valnum) the first in the struct. Replace bools with
11771 2008-01-10 Richard Guenther <rguenther@suse.de>
11773 PR tree-optimization/34651
11774 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
11775 types and ordering for masking and converting.
11777 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
11779 PR tree-optimization/34017
11780 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
11781 also for PHI_NODE expressions.
11783 2008-01-09 Jan Hubicka <jh@suse.cz>
11785 PR tree-optimization/34708
11786 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
11787 based on number of case labels.
11788 (init_inline_once): Remove switch_cost.
11789 * tree-inline.h (eni_weights_d): Remove switch_cost.
11791 2008-01-09 Richard Guenther <rguenther@suse.de>
11792 Andrew Pinski <andrew_pinski@playstation.sony.com>
11794 PR middle-end/30132
11795 * gimplify.c (gimplify_cond_expr): Do not create an addressable
11796 temporary if an rvalue is ok or an lvalue is not required.
11798 2008-01-09 Richard Guenther <rguenther@suse.de>
11800 PR middle-end/34458
11801 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
11802 adjust return type.
11804 2008-01-09 Richard Guenther <rguenther@suse.de>
11806 PR middle-end/34679
11807 * tree.c (host_integerp): Check for sizetype only if the
11808 type is an integer type.
11810 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
11813 * opts.c (decode_options): Disable inlining of functions called
11814 once if not in unit-at-a-time mode.
11816 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
11818 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
11820 2008-01-08 Richard Guenther <rguenther@suse.de>
11822 PR middle-end/31863
11823 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
11824 out early if the result will be unused.
11826 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
11831 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11832 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
11835 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
11837 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
11838 for vectorization tuned.
11840 2008-01-08 Richard Guenther <rguenther@suse.de>
11842 PR tree-optimization/34683
11843 * tree-ssa-operands.c (operand_build_cmp): Export.
11844 * tree-ssa-operands.h (operand_build_cmp): Declare.
11845 * tree-vn.c (vuses_compare): Remove.
11846 (sort_vuses): Use operand_build_cmp.
11847 (sort_vuses_heap): Likewise.
11848 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
11849 to re-use old VEC if available. Do not sort already sorted VUSEs.
11850 (vdefs_to_vec): Do not sort already sorted VDEFs.
11852 2008-01-08 Jakub Jelinek <jakub@redhat.com>
11854 PR middle-end/34694
11855 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
11857 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
11860 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
11861 limitations of reciprocal sequences on x86 targets.
11863 2008-01-08 Richard Guenther <rguenther@suse.de>
11865 PR tree-optimization/34683
11866 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
11868 2008-01-07 Jakub Jelinek <jakub@redhat.com>
11871 * config/darwin.c (darwin_mergeable_string_section): Don't use
11872 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
11874 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
11877 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
11878 negxf2. Macroize expander using X87MODEF mode iterator. Change
11879 predicates of op0 and op1 to register_operand.
11880 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
11881 expander using X87MODEF mode iterator. Change predicates of
11882 op0 and op1 to register_operand.
11883 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
11884 corresponding patterns and macroize using MODEF macro. Change
11885 predicates of op0 and op1 to register_operand and remove
11886 "m" constraint. Disparage "r" alternative with "!".
11887 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
11888 macroize using X87MODEF macro. Change predicates of op0 and op1
11889 to register_operand and remove "m" constraint. Disparage "r"
11890 alternative with "!".
11891 (absneg splitter with memory operands): Remove.
11892 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
11893 patterns and macroize using X87MODEF mode iterator.
11894 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
11895 Change predicate of op1 to register_operand.
11896 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
11897 for memory operands.
11899 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
11901 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
11903 2008-01-07 Richard Guenther <rguenther@suse.de>
11905 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
11908 2008-01-07 Richard Guenther <rguenther@suse.de>
11910 PR tree-optimization/34683
11911 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
11912 VOPs of the needed size to save memory. Use VEC_quick_push
11913 to save compile-time.
11914 (vdefs_to_vec): Likewise.
11916 2008-01-07 Sa Liu <saliu@de.ibm.com>
11918 * config/spu/spu.md (divdf3): Genetate inline code for double
11919 division. The implementation doesn't handle INF or NAN, therefore it
11920 only applies when -ffinite-math-only is given.
11922 2008-01-06 Paolo Carlini <pcarlini@suse.de>
11925 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
11926 * doc/cpp.texi ([Common Predefined Macros]): Document.
11928 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
11930 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
11931 order to use commutative addition instead of subtraction.
11933 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
11934 Mircea Namolaru <namolaru@il.ibm.com>
11935 Vladimir Yanovsky <yanov@il.ibm.com>
11936 Revital Eres <eres@il.ibm.com>
11938 PR tree-optimization/34263
11939 * tree-outof-ssa.c (process_single_block_loop_latch,
11940 contains_tree_r): New functions.
11941 (analyze_edges_for_bb): Call process_single_block_loop_latch
11942 function to empty single-basic-block latch block if possible.
11944 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11946 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
11948 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
11950 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
11952 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
11954 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
11956 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
11958 2008-01-05 Jakub Jelinek <jakub@redhat.com>
11960 PR tree-optimization/34618
11961 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
11964 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11967 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
11968 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
11969 Update copyright year.
11971 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
11972 Update copyright year.
11973 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
11976 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
11978 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
11979 edge does not point to current bb before changing need_assert.
11981 2008-01-04 Richard Guenther <rguenther@suse.de>
11983 PR middle-end/34029
11984 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
11985 for verifying purposes if they are is_gimple_min_invariant.
11987 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
11989 PR tree-optimization/34448
11990 PR tree-optimization/34465
11991 * gimplify.c (gimplify_init_constructor): Add new parameter
11992 notify_temp_creation. Use it.
11993 (gimplify_modify_expr_rhs): Take volatiles into account when
11994 optimizing constructors.
11995 Do not optimize constructors if gimplify_init_constructor will dump to
11997 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
11998 * gcc.c-torture/compile/pr34448.c: New.
12000 2008-01-04 Jakub Jelinek <jakub@redhat.com>
12002 PR gcov-profile/34609
12003 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
12004 return_slot if result is TREE_ADDRESSABLE.
12006 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
12008 * config/mips/mips.md (sqrt_condition): Tweak comment.
12009 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
12011 2008-01-03 Tom Tromey <tromey@redhat.com>
12014 * c-common.c (c_type_hash): Handle VLAs.
12016 2008-01-03 Jan Hubicka <jh@suse.cz>
12018 PR tree-optimization/31081
12019 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
12020 0 when inlining and not inlining to first basic block.
12021 (remap_decl): When var is initialized to 0, don't set default_def.
12022 (expand_call_inline): Set entry_bb.
12023 * tree-inline.h (copy_body_data): Add entry_bb.
12025 2008-01-03 Jakub Jelinek <jakub@redhat.com>
12028 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
12031 PR tree-optimization/29484
12032 * tree-inline.c (inline_forbidden_p_2): New function.
12033 (inline_forbidden_p): Disallow inlining if some static var
12034 has an address of a local LABEL_DECL in its initializer.
12035 * doc/extend.texi (Labels as Values): Document &&foo behaviour
12038 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
12040 PR tree-optimization/34635
12041 * tree-data-ref.c (add_other_self_distances): Make sure that the
12042 evolution step is constant.
12044 2008-01-03 Jakub Jelinek <jakub@redhat.com>
12046 PR middle-end/34608
12047 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
12049 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
12051 * tree-sra.c (scalarize_init): Insert the generate_element_init
12052 statements after the generate_element_zero statements.
12054 2008-01-02 Richard Guenther <rguenther@suse.de>
12056 PR middle-end/34093
12057 PR middle-end/31976
12058 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
12059 for very large number of operands instead of ICEing.
12061 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
12064 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
12065 while stack probing.
12067 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
12069 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
12072 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
12074 PR libmudflap/26442
12075 * tree-mudflap.c (mx_register_decls): Guard warning by
12076 !DECL_ARTIFICIAL check.
12078 2008-01-01 Jakub Jelinek <jakub@redhat.com>
12080 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
12081 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
12082 sse5_perm<mode>): Fix constraints.