1 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
2 Olivier Hainque <hainque@adacore.com>
4 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
5 Use DECL_SIZE_UNIT to retrieve the size of the field.
7 2008-06-11 Joseph Myers <joseph@codesourcery.com>
9 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
10 with function calls after declarations. Lay out
11 neon_float_type_node before further use.
13 2008-06-11 Richard Guenther <rguenther@suse.de>
15 * tree-flow.h (may_point_to_global_var): Declare.
16 * tree-ssa-alias.c (may_point_to_global_var): New function.
17 * tree-ssa-sink.c (is_hidden_global_store): Use it.
19 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
21 * configure.ac: Teach that fido supports .debug_line.
22 * configure: Regenerate.
24 2008-06-10 Tom Tromey <tromey@redhat.com>
26 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
29 2008-06-10 Joseph Myers <joseph@codesourcery.com>
31 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
32 (encode_decimal64, decode_decimal64, encode_decimal128,
33 decode_decimal128): Reverse order of 32-bit parts of value if host
34 and target endianness differ.
36 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
37 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
39 (tree_mod_pow2_value_transform): Likewise.
40 (tree_ic_transform): Likewise.
41 (tree_stringops_transform): Likewise.
42 (tree_mod_subtract_transform): Likewise.
43 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
44 (copy_edges_for_bb): Likewise.
45 (initialize_cfun): Likewise.
47 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
49 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
50 nonmemory_operand. Add "N" operand constraint.
52 (*jcc_btdi_mask_rex64): New instruction and split pattern.
53 (*jcc_btsi_mask): Ditto.
54 (*jcc_btsi_mask_1): Ditto.
56 2008-06-10 Joseph Myers <joseph@codesourcery.com>
58 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
59 TYPE_CANONICAL for copied element type.
61 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
64 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
65 Add m_CORE2 and m_GENERIC.
66 * config/i386/predicates.md (bt_comparison_operator): New predicate.
67 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
69 (*jcc_btdi_rex64): New instruction and split pattern.
72 (*btsq): Fix Intel asm dialect operand order.
76 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
79 * simplify-rtx.c (simplify_subreg): Add check for shift count
82 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
84 * doc/md.texi: Synchronize with later constraints.md change.
85 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
86 with a C implementation.
87 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
89 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
90 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
91 when moving to and from MD_REGNUM.
92 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
93 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
94 Handle byte and halfword moves.
95 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
97 * config/mips/constraints.md (h): Turn into NO_REGS.
98 (l, x): Update documentation.
99 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
100 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
101 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
102 (HILO): New mode iterator.
104 (any_div): New code iterator.
105 (u): Extend code attribute to div and udiv.
106 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
107 d_operand in the splitters. Remove redundant CONST_INT checks.
108 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
109 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
110 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
111 accordingly, using normal moves instead of unspecs to move LO into
112 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
113 (<u>mulsidi3): Handle expansion in C code.
114 (<u>mulsidi3_32bit_internal): Rename to...
115 (<u>mulsidi3_32bit): ...this.
116 (<u>mulsidi3_32bit_r4000): Fix insn separator.
117 (*<u>mulsidi3_64bit): Rename to...
118 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
119 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
120 to set LO and HI to the multiplication result. Use a normal move
121 for MFLO and an unspec for MFHI.
122 (*<u>mulsidi3_64bit_parts): Replace with...
123 (<u>mulsidi3_64bit_hilo): ...this new instruction.
124 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
125 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
126 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
127 instead of HI. Split the instruction into a separate multiplication
128 and MFHI if !TARGET_FIX_R4000.
129 (<su>muldi3_highpart): Likewise.
130 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
131 and the "=h" clobber.
132 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
133 (<u>mulditi3): New expander.
134 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
135 (madsi): Remove "=h" clobber.
136 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
137 Force the modulus result to be a GPR and split the instruction into
138 a division followed by an MFHI after reload.
139 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
140 (*lea_high64): Use d_operand in the define_peephole2. Likewise
141 the MIPS16 HIGH define_split.
142 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
143 of acc<->gpr moves to "multi".
144 (*movdi_64bit): Replace the single "x" alternative with
145 alternatives for moving into and out of "a".
146 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
147 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
148 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
149 Use d_operand in the splitters. Remove redundant CONST_INT checks.
150 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
151 (movti): New expander.
152 (*movti, *movti_mips16): New insns.
153 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
154 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
155 (mthi<GPR:mode>_<HILO:mode>): Likewise.
156 * config/mips/predicates.md (fpr_operand): Delete.
157 (d_operand): New predicate.
159 2008-06-09 Michael Meissner <michael.meissner@amd.com>
161 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
162 failure on some Bourne shells.
165 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
167 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
169 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
171 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
172 (sparc-sun-solaris2*): Likewise.
174 2008-06-09 Arnaud Charlet <charlet@adacore.com
176 * doc/install.texi: Update requirements to build the Ada compiler.
178 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
180 * df-scan.c (struct df_scan_problem_data): Remove the
181 mw_link_pool alloc pool.
182 (df_scan_free_internal): Don't free it.
183 (df_scan_alloc): Don't allocate it.
184 * df.h (struct df_link): Update comment.
186 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
188 * except.h: Correct checks for when SJLJ exceptions must be used.
190 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
192 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
195 2008-06-08 Joseph Myers <joseph@codesourcery.com>
197 PR tree-optimization/36218
198 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
199 configure for the build system.
200 (BUILD_LDFLAGS): Define.
201 * configure: Regenerate.
202 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
204 2008-07-08 Anatoly Sokolov <aesok@post.ru>
207 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
208 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
209 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
211 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
213 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
215 2008-06-07 Joseph Myers <joseph@codesourcery.com>
217 * config.gcc (Obsolete configurations): Remove list of
219 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
220 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
221 targets matched by those patterns.
222 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
223 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
224 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
225 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
226 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
227 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
228 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
229 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
230 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
231 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
232 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
233 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
234 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
235 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
236 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
237 Make code for Solaris 7 and greater unconditional for Solaris.
238 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
239 Remove --with-* handling.
240 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
241 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
242 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
243 LINK_OS_WINDISS_SPEC): Remove.
244 * config/rs6000/sysv4.opt (mwindiss): Remove.
245 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
246 * configure: Regenerate.
247 * doc/cpp.texi: Don't mention BeOS.
248 * doc/extend.texi (interrupt): Don't mention MS1.
249 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
250 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
251 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
252 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
253 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
255 * doc/invoke.texi (MT Options): Remove.
257 (CRIS Options): Remove cris-axis-aout references.
258 (HPPA Options): Don't mention hppa1.1-*-pro.
259 * doc/md.texi: (MorphoTech family): Remove.
260 * libgcc2.c: Don't handle UWIN.
261 * config/alpha/t-unicosmk: Remove.
262 * config/alpha/unicosmk.h: Remove.
263 * config/arm/kaos-arm.h: Remove.
264 * config/arm/kaos-strongarm.h: Remove.
265 * config/arm/strongarm-coff.h: Remove.
266 * config/arm/strongarm-elf.h: Remove.
267 * config/arm/strongarm-pe.h: Remove.
268 * config/arm/t-strongarm-pe: Remove.
269 * config/arm/t-xscale-coff: Remove.
270 * config/arm/t-xscale-elf: Remove.
271 * config/arm/xscale-coff.h: Remove.
272 * config/arm/xscale-elf.h: Remove.
273 * config/chorus.h: Remove.
274 * config/cris/aout.h: Remove.
275 * config/cris/aout.opt: Remove.
276 * config/cris/t-aout: Remove.
277 * config/i386/beos-elf.h: Remove.
278 * config/i386/kaos-i386.h: Remove.
279 * config/i386/ptx4-i.h: Remove.
280 * config/i386/sco5.h: Remove.
281 * config/i386/sco5.opt: Remove.
282 * config/i386/sysv4-cpp.h: Remove.
283 * config/i386/sysv5.h: Remove.
284 * config/i386/t-beos: Remove.
285 * config/i386/t-sco5: Remove.
286 * config/i386/t-uwin: Remove.
287 * config/i386/uwin.asm: Remove.
288 * config/i386/uwin.h: Remove.
289 * config/kaos.h: Remove.
290 * config/mips/windiss.h: Remove.
291 * config/mt: Remove directory.
292 * config/pa/pa-osf.h: Remove.
293 * config/pa/pa-pro-end.h: Remove.
294 * config/pa/t-pro: Remove.
295 * config/ptx4.h: Remove.
296 * config/rs6000/beos.h: Remove.
297 * config/rs6000/kaos-ppc.h: Remove.
298 * config/rs6000/t-beos: Remove.
299 * config/rs6000/windiss.h: Remove.
300 * config/sh/kaos-sh.h: Remove.
301 * config/sol2-6.h: Remove.
302 * config/sparc/sol26-sld.h: Remove.
303 * config/sparc/sysv4-only.h: Remove.
304 * config/vax/bsd.h: Remove.
305 * config/vax/t-memfuncs: Remove.
306 * config/vax/ultrix.h: Remove.
307 * config/vax/vaxv.h: Remove.
308 * config/windiss.h: Remove.
310 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
312 PR rtl-optimization/36438
313 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
314 for vector shifts with constant scalar shift operands.
316 2008-06-06 Sandip Matte <sandip@rmicorp.com>
318 * doc/invoke.texi: Document -march=xlr.
319 * config/mips/xlr.md: New file.
320 * config/mips/mips.md: Include it.
322 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
323 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
324 (mips_rtx_cost_data): Likewise.
326 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
328 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
329 PRE_INC and PRE_DEC cases.
331 2008-06-06 Jakub Jelinek <jakub@redhat.com>
333 PR rtl-optimization/36419
334 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
335 the emitting jump insn.
338 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
339 is not bool, boolify the whole *expr_p and convert to the desired type.
341 2008-06-06 Jakub Jelinek <jakub@redhat.com>
343 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
344 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
345 Add omp_private_outer_ref hook, add another argument to
346 omp_clause_default_ctor hook.
347 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
348 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
349 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
350 hook_tree_tree_tree_tree_null.
351 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
352 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
353 * hooks.c (hook_tree_tree_tree_tree_null): New function.
354 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
355 * tree.def (OMP_TASK): New tree code.
356 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
357 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
358 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
359 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
360 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
361 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
362 OMP_CLAUSE_COLLAPSE_EXPR): Define.
363 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
364 (OMP_DIRECTIVE_P): Add OMP_TASK.
365 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
366 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
367 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
368 and OMP_CLAUSE_UNTIED entries.
369 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
371 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
372 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
373 * tree-pretty-print.c (dump_omp_clause): Handle
374 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
375 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
376 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
377 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
378 warning about unsigned iterators. Change decl/init/cond/incr
379 arguments to TREE_VECs, check arguments for all collapsed loops.
380 (c_finish_omp_taskwait): New function.
381 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
383 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
384 default_function_array_conversion on init. Add par_clauses argument.
385 If decl is present in parallel's lastprivate clause, change it to
386 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
387 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
388 collapse count in clauses.
389 (c_parser_omp_for, c_parser_omp_parallel): Adjust
390 c_parser_omp_for_loop callers.
391 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
392 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
393 (c_parser_omp_clause_name): Handle collapse and untied clauses.
394 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
396 (c_parser_omp_clause_schedule): Handle schedule(auto).
397 Include correct location in the error message.
398 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
399 and PRAGMA_OMP_CLAUSE_UNTIED.
400 (OMP_TASK_CLAUSE_MASK): Define.
401 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
402 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
403 * tree-nested.c (convert_nonlocal_omp_clauses,
404 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
405 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
406 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
407 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
409 (conver_nonlocal_reference, convert_local_reference,
410 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
411 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
412 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
413 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
414 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
415 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
416 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
417 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
418 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
420 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
421 * c-common.h (c_finish_omp_taskwait): New prototype.
422 * gimple-low.c (lower_stmt): Handle OMP_TASK.
423 * tree-parloops.c (create_parallel_loop): Create 1 entry
424 vectors for OMP_FOR_{INIT,COND,INCR}.
425 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
426 (make_edges): Handle OMP_TASK.
427 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
428 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
429 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
430 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
431 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
432 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
433 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
434 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
435 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
436 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
437 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
438 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
439 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
440 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
441 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
442 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
443 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
444 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
445 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
446 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
447 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
448 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
449 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
450 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
451 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
452 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
453 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
454 original iterator is present in lastprivate clause or if
455 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
456 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
457 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
458 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
459 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
460 if it is set, lookup var in outer contexts too. Handle
461 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
462 to be implicitly determined firstprivate for task regions.
463 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
464 if it is set, lookup var in outer contexts too. Set
465 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
466 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
467 OMP_CLAUSE_UNTIED. Take region_type as last argument
468 instead of in_parallel and in_combined_parallel.
469 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
471 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
472 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
473 (new_omp_context): Set default_kind to
474 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
475 (omp_region_type): New enum.
476 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
477 fields, add region_type.
478 (new_omp_context): Take region_type as argument instead of is_parallel
479 and is_combined_parallel.
480 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
481 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
482 ctx->is_combined_parallel checks.
483 (gimplify_omp_task): New function.
484 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
486 * omp-low.c (extract_omp_for_data): Use schedule(static)
487 for schedule(auto). Handle pointer and unsigned iterators.
488 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
489 Add loops argument. Extract data for collapsed OMP_FOR loops.
490 (expand_parallel_call): Assert sched_kind isn't auto,
491 map runtime schedule to index 3.
492 (struct omp_for_data_loop): New type.
493 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
494 Add loop, loops, collapse and iter_type fields.
495 (workshare_safe_to_combine_p): Disallow combined for if
496 iter_type is unsigned long long. Don't combine collapse > 1 loops
497 unless all bounds and steps are constant. Adjust extract_omp_for_data
499 (expand_omp_for_generic): Handle pointer, unsigned and long long
500 iterators. Handle collapsed OMP_FOR loops. Adjust
501 for struct omp_for_data changes. If libgomp function doesn't return
502 boolean_type_node, add comparison of the return value with 0.
503 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
504 pointer, unsigned and long long iterators. Adjust for struct
505 omp_for_data changes.
506 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
507 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
508 unsigned long long. Allocate loops array, pass it to
509 extract_omp_for_data. For collapse > 1 loops use always
510 expand_omp_for_generic.
511 (omp_context): Add sfield_map and srecord_type fields.
512 (is_task_ctx, lookup_sfield): New functions.
513 (use_pointer_for_field): Use is_task_ctx helper. Change first
514 argument's type from const_tree to tree. Clarify comment.
515 In OMP_TASK disallow copy-in/out sharing.
516 (build_sender_ref): Call lookup_sfield instead of lookup_field.
517 (install_var_field): Add mask argument. Populate both record_type
518 and srecord_type if needed.
519 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
521 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
522 and DECL_FIELD_OFFSET.
523 (scan_sharing_clauses): Adjust install_var_field callers. For
524 firstprivate clauses on explicit tasks allocate the var by value in
525 record_type unconditionally, rather than by reference.
526 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
527 Use is_taskreg_ctx instead of is_parallel_ctx.
528 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
529 (create_omp_child_function_name): Add task_copy argument, use
530 *_omp_cpyfn* names if it is true.
531 (create_omp_child_function): Add task_copy argument, if true create
532 *_omp_cpyfn* helper function.
533 (scan_omp_parallel): Adjust create_omp_child_function callers.
534 Rename parallel_nesting_level to taskreg_nesting_level.
535 (scan_omp_task): New function.
536 (lower_rec_input_clauses): Don't run constructors for firstprivate
537 explicit task vars which are initialized by *_omp_cpyfn*.
538 Pass outer var ref to omp_clause_default_ctor hook if
539 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
540 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
541 OMP_CLAUSE_REDUCTION_INIT.
542 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
543 avoid duplicate setting of fields. Handle
544 OMP_CLAUSE_PRIVATE_OUTER_REF.
545 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
546 copy-out if TREE_READONLY, only copy-in.
547 (expand_task_copyfn): New function.
548 (expand_task_call): New function.
549 (struct omp_taskcopy_context): New type.
550 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
552 (lower_omp_parallel): Rename to...
553 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
554 Call create_task_copyfn if srecord_type is needed. Adjust
556 (task_shared_vars): New variable.
557 (check_omp_nesting_restrictions): Warn if work-sharing,
558 barrier, master or ordered region is closely nested inside OMP_TASK.
559 Add warnings for barrier if closely nested inside of work-sharing,
560 ordered, or master region.
561 (scan_omp_1): Call check_omp_nesting_restrictions even for
562 GOMP_barrier calls. Rename parallel_nesting_level to
563 taskreg_nesting_level. Handle OMP_TASK.
564 (lower_lastprivate_clauses): Even if some lastprivate is found on a
565 work-sharing construct, continue looking for them on parent parallel
567 (lower_omp_for_lastprivate): Add lastprivate clauses
568 to the beginning of dlist rather than end. Adjust for struct
569 omp_for_data changes.
570 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
571 not after it. Handle collapsed OMP_FOR loops, adjust for
572 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
573 (get_ws_args_for): Adjust extract_omp_for_data caller.
574 (scan_omp_for): Handle collapsed OMP_FOR
575 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
576 (lower_omp_single_simple): If libgomp function doesn't return
577 boolean_type_node, add comparison of the return value with 0.
578 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
579 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
580 (parallel_nesting_level): Rename to...
581 (taskreg_nesting_level): ... this.
582 (is_taskreg_ctx): New function.
583 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
585 (execute_lower_omp): Rename parallel_nesting_level to
586 taskreg_nesting_level.
587 (expand_omp_parallel): Rename to...
588 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
589 Call omp_task_call for OMP_TASK regions.
590 (expand_omp): Adjust caller, handle OMP_TASK.
591 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
593 * bitmap.c (bitmap_default_obstack_depth): New variable.
594 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
595 if argument is NULL and bitmap_default_obstack is already initialized.
596 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
598 * matrix-reorg.c (matrix_reorg): Likewise.
600 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
602 * config/i386/i386.md (*indirect_jump): Macroize using P
603 mode iterator. Remove !TARGET_64BIT from insn constraints.
604 (*tablejump_1): Ditto.
605 (*indirect_jump_rex64): Remove insn pattern.
606 (*tablejump_1_rex64): Ditto.
607 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
608 and eh_return_si insn patterns.
610 2008-06-06 Richard Guenther <rguenther@suse.de>
612 * tree-ssa-structalias.c (merge_smts_into): Remove.
613 (find_what_p_points_to): Do not bother to compute the
614 points-to set for pt_anything pointers.
615 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
616 for pt_anything pointers is ok.
618 2008-06-06 Jan Hubicka <jh@suse.cz>
620 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
622 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
624 * cgraph.c: Fix typos in comments.
625 (cgraph_availability_names): Fix string typo.
626 * fold-const.c: Fix typos in comments.
627 (fold_binary): Fix typo in warning.
628 * genautomata.c: Fix typos in comments.
629 (check_presence_pattern_sets): Fix typo in local variable.
630 (output_description): Fix typo in output.
631 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
633 * matrix-reorg.c (check_allocation_function): Likewise.
634 * omega.c (smooth_weird_equations): Likewise.
635 * auto-inc-dec.c: Fix typos in comments.
636 * bb-reorder.c: Likewise.
637 * builtins.c: Likewise.
638 * c-common.c: Likewise.
639 * c-cppbuiltin.c: Likewise.
640 * c-parser.c: Likewise.
641 * c-pretty-print.c: Likewise.
642 * cfgcleanup.c: Likewise.
643 * cfgexpand.c: Likewise.
644 * cfghooks.c: Likewise.
645 * cfglayout.c: Likewise.
646 * cfgloopmanip.c: Likewise.
647 * cgraphunit.c: Likewise.
648 * coverage.c: Likewise.
649 * dbxout.c: Likewise.
650 * df-byte-scan.c: Likewise.
651 * df-core.c: Likewise.
652 * df-problems.c: Likewise.
653 * df-scan.c: Likewise.
655 * dominance.c: Likewise.
656 * domwalk.c: Likewise.
658 * dwarf2out.c: Likewise.
659 * emit-rtl.c: Likewise.
660 * et-forest.c: Likewise.
661 * function.c: Likewise.
662 * function.h: Likewise.
664 * gcov-io.c: Likewise.
667 * genattrtab.c: Likewise.
668 * ggc-page.c: Likewise.
669 * gimplify.c: Likewise.
670 * gthr-lynx.h: Likewise.
671 * haifa-sched.c: Likewise.
672 * ipa-cp.c: Likewise.
673 * ipa-inline.c: Likewise.
674 * ipa-prop.h: Likewise.
675 * ipa-pure-const.c: Likewise.
676 * ipa-struct-reorg.c: Likewise.
677 * ipa-struct-reorg.h: Likewise.
678 * ipa-type-escape.c: Likewise.
680 * loop-doloop.c: Likewise.
681 * mips-tfile.c: Likewise.
682 * mkmap-flat.awk: Likewise.
683 * mkmap-symver.awk: Likewise.
684 * modulo-sched.c: Likewise.
685 * omp-low.c: Likewise.
686 * optabs.c: Likewise.
687 * optabs.h: Likewise.
689 * passes.c: Likewise.
690 * postreload-gcse.c: Likewise.
691 * postreload.c: Likewise.
692 * predict.c: Likewise.
693 * pretty-print.h: Likewise.
694 * profile.c: Likewise.
695 * protoize.c: Likewise.
696 * ra-conflict.c: Likewise.
699 * regclass.c: Likewise.
701 * reload.c: Likewise.
702 * rtl-error.c: Likewise.
703 * rtlanal.c: Likewise.
705 * sched-rgn.c: Likewise.
708 * target.h: Likewise.
709 * tree-dfa.c: Likewise.
710 * tree-eh.c: Likewise.
711 * tree-flow-inline.h: Likewise.
712 * tree-inline.c: Likewise.
713 * tree-into-ssa.c: Likewise.
714 * tree-loop-distribution.c: Likewise.
715 * tree-nested.c: Likewise.
716 * tree-parloops.c: Likewise.
717 * tree-pass.h: Likewise.
718 * tree-pretty-print.c: Likewise.
719 * tree-profile.c: Likewise.
720 * tree-scalar-evolution.c: Likewise.
721 * tree-sra.c: Likewise.
722 * tree-ssa-alias-warnings.c: Likewise.
723 * tree-ssa-ccp.c: Likewise.
724 * tree-ssa-coalesce.c: Likewise.
725 * tree-ssa-dom.c: Likewise.
726 * tree-ssa-dse.c: Likewise.
727 * tree-ssa-forwprop.c: Likewise.
728 * tree-ssa-live.c: Likewise.
729 * tree-ssa-live.h: Likewise.
730 * tree-ssa-loop-im.c: Likewise.
731 * tree-ssa-loop-ivopts.c: Likewise.
732 * tree-ssa-loop-niter.c: Likewise.
733 * tree-ssa-loop-prefetch.c: Likewise.
734 * tree-ssa-phiopt.c: Likewise.
735 * tree-ssa-phiprop.c: Likewise.
736 * tree-ssa-sccvn.c: Likewise.
737 * tree-ssa-ter.c: Likewise.
738 * tree-ssa-threadupdate.c: Likewise.
739 * tree-ssa.c: Likewise.
740 * tree-vect-analyze.c: Likewise.
741 * tree-vect-transform.c: Likewise.
742 * tree-vectorizer.c: Likewise.
743 * tree-vn.c: Likewise.
744 * tree-vrp.c: Likewise.
746 * tree.def: Likewise.
748 * unwind-dw2-fde.c: Likewise.
749 * unwind.inc: Likewise.
750 * value-prof.c: Likewise.
751 * vmsdbgout.c: Likewise.
753 2008-06-05 David Edelsohn <edelsohn@gnu.org>
755 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
756 always place FP constants in the TOC for TARGET_POWERPC64.
757 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
759 2008-06-05 Joseph Myers <joseph@codesourcery.com>
761 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
762 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
763 enable for TARGET_E500_DOUBLE.
764 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
765 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
766 floating-point modes like integer modes for E500 double.
767 (rs6000_legitimate_offset_address_p): Likewise.
768 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
769 addressing for DDmode for E500 double.
770 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
771 modes as using 64-bits of registers for E500 double.
772 (spe_build_register_parallel): Do not handle DDmode or TDmode.
773 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
774 specially for E500 double.
775 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
776 TDmode for E500 double.
777 (rs6000_gimplify_va_arg): Only handle SDmode in registers
778 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
779 (rs6000_split_multireg_move): Do not handle TDmode specially for
781 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
782 using 64-bit registers for E500 double.
783 (emit_frame_save): Do not handle DDmode specially for E500 double.
784 (gen_frame_mem_offset): Likewise.
785 (rs6000_function_value): Do not call spe_build_register_parallel
786 for DDmode or TDmode.
787 (rs6000_libcall_value): Likewise.
788 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
789 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
792 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
794 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
797 2008-06-04 Junjie Gu <jgu@tensilica.com>
799 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
800 comparison for frame pointers.
802 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
805 * config/avr/avr.h (PUSH_ROUNDING): Remove.
807 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
810 * builtins.c (expand_builtin_signbit): Don't take lowpart when
811 register is already smaller or equal to required mode.
813 2008-06-04 Xinliang David Li <davidxl@google.com>
815 * tree-call-cdce.c: New file.
816 (cond_dead_built_in_calls): New static variable.
817 (input_domain): New struct.
818 (check_pow): New function.
819 (check_builtin_call): Ditto.
820 (check_target_format): Ditto.
821 (is_call_dce_candidate): Ditto.
822 (gen_one_condition): Ditto.
823 (gen_conditions_for_domain): Ditto.
825 (gen_conditions_for_pow_cst_base): Ditto.
826 (gen_conditions_for_pow_int_base): Ditto.
827 (gen_conditions_for_pow): Ditto.
828 (get_no_error_domain): Ditto.
829 (gen_shrink_wrap_conditions): Ditto.
830 (shrink_wrap_one_built_in_call): Ditto.
831 (shink_wrap_conditional_dead_built_in_calls): Ditto.
832 (tree_call_cdce): Ditto.
833 (gate_call_cdce): Ditto.
834 (pass_call_cdce): New gimple pass.
835 * passes.c: (init_optimization_passes): New pass.
836 * tree-pass.h: New pass declaration.
837 * opts.c (decode_options): New flag setting.
838 * common.opt: Add -ftree-builtin-call-dce flag.
839 * Makefile.in: Add new source file.
840 * tempvar.def: New tv_id.
841 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
843 2008-06-04 Richard Guenther <rguenther@suse.de>
845 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
846 (is_call_clobbered): Always check var_ann->call_clobbered.
847 (mark_call_clobbered): Always set var_ann->call_clobbered.
848 (clear_call_clobbered): Always clear var_ann->call_clobbered.
849 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
850 (reset_alias_info): Clear call clobbering info on MTAGs and
852 (set_pt_anything): Set pt_global_mem.
853 (create_tag_raw): Adjust comment.
854 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
856 2008-06-04 Joseph Myers <joseph@codesourcery.com>
857 Maxim Kuvyrkov <maxim@codesourcery.com>
859 * config/m68k/m68k.opt (mxgot): New option.
860 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
861 (m68k_output_addr_const_extra): New.
862 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
863 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
864 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
865 * doc/invoke.texi (M680x0 Options): Document -mxgot.
867 2008-06-04 Richard Guenther <rguenther@suse.de>
869 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
870 negative or non-representable offsets.
872 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
874 * config/i386/i386.c (ix86_gen_leave): New.
875 (ix86_gen_pop1): Likewise.
876 (ix86_gen_add3): Likewise.
877 (ix86_gen_sub3): Likewise.
878 (ix86_gen_sub3_carry): Likewise.
879 (ix86_gen_one_cmpl2): Likewise.
880 (ix86_gen_monitor): Likewise.
881 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
882 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
883 ix86_gen_one_cmpl2 and ix86_gen_monitor.
884 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
885 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
886 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
887 (ix86_expand_epilogue): Updated.
888 (print_operand): Handle integer register operand for 'z'.
889 (ix86_expand_strlensi_unroll_1): Likewise.
890 (ix86_expand_strlen): Likewise.
891 (ix86_expand_builtin): Likewise.
892 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
893 mov{q}/mov{l} and add{q}/add{l}.
895 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
897 * config/i386/i386.md (P): New mode iterator.
898 (SFmode push_operand splitter): Macroize DImode and SImode pushes
899 using P mode iterator.
900 (DFmode push_operand splitter): Ditto.
901 (XFmode push_operand splitter): Ditto.
902 (DFmode float_extend SFmode push_operand splitter): Ditto.
903 (XFmode float_extend SFmode push_operand splitter): Do not generate
904 SImode pushes for 64bit target. Macroize Dimode and SImode
905 pushes using P mode iterator.
906 (XFmode float_extend DFmode push_operand splitter): Ditto.
908 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
910 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
911 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
912 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
914 (ix86_call_abi_override): Remove check for call_used_regs.
916 2008-06-03 Richard Guenther <rguenther@suse.de>
918 * tree-ssa-structalias.c (find_func_aliases): Add constraints
919 for the lhs of calls if the return type contains pointers.
921 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
923 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
924 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
925 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
926 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
927 of cfun and DEFAULT_ABI to deceide abi mode.
929 (REG_PARM_STACK_SPACE): Removed.
930 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
931 (STACK_BOUNDARY): Use default target to deceide stack boundary.
932 * config/i386/i386-protos.h (ix86_cfun_abi): New.
933 (ix86_function_abi): Likewise.
934 (ix86_function_type_abi): Likewise.
935 (ix86_call_abi_override): Likewise.
936 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
937 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
938 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
939 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
941 (X86_64_REGPARM_MAX): New.
942 (X86_64_SSE_REGPARM_MAX): New.
943 (X64_REGPARM_MAX): New.
944 (X64_SSE_REGPARM_MAX): New.
945 (X86_32_REGPARM_MAX): New.
946 (X86_32_SSE_REGPARM_MAX): New.
947 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
948 (ix86_function_regparm): Handle user calling abi.
949 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
950 by DEFAULT_ABI versus SYSV_ABI check.
951 (ix86_reg_parm_stack_space): New.
952 (ix86_function_type_abi): New.
953 (ix86_call_abi_override): New.
954 (ix86_function_abi): New.
955 (ix86_cfun_abi): New.
956 (init_cumulative_args): Call abi specific initialization.
957 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
958 (function_arg_64): Extend SSE_REGPARM_MAX check.
959 (function_arg (): Remove TARGET_64BIT_MS_ABI.
960 (ix86_pass_by_reference): Likewise.
961 (ix86_function_value_regno_p): Likewise.
962 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
963 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
964 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
965 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
966 (setup_incoming_varargs_64): Adjust regparm for call abi.
967 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
968 (ix86_va_start): Likewise.
969 (ix86_gimplify_va_arg): Likewise.
970 (ix86_expand_prologue): Likewise.
971 (output_pic_addr_const): Likewise.
972 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
973 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
974 (x86_output_mi_thunk): Likewise.
975 (x86_function_profiler): Likewise.
976 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
977 (SYSV_ABI, MS_ABI): New constants.
979 (init_regs): Add prototype of function in regclass.c file.
980 (OVERRIDE_ABI_FORMAT): New.
981 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
982 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
983 (OUTGOING_REG_PARM_STACK_SPACE): New.
984 (ix86_reg_parm_stack_space): New prototype.
985 (CUMULATIVE_ARGS): Add call_abi member.
986 (machine_function): Add call_abi member.
987 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
988 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
990 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
993 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
994 (avr_builtin_setjmp_frame_value): New function.
995 * config/avr/avr.md (nonlocal_goto_receiver): Define.
996 (nonlocal_goto): Define.
998 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
1000 * config/mips/mips.c (mips_emit_loadgp): Return early if
1001 there is nothing do to, otherwise emit a blockage if
1002 !TARGET_EXPLICIT_RELOCS || crtl->profile.
1003 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
1005 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1007 * configure.ac: Drop unneeded backslash ending up in config.in.
1008 * acinclude.m4: Likewise.
1009 * config.in: Regenerate.
1011 2008-05-26 Jan Hubicka <jh@suse.cz>
1013 * predict.c (maybe_hot_frequency_p): Break out of...
1014 (maybe_hot_bb_p): ... here.
1015 (maybe_hot_edge_p): New.
1016 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
1017 * basic-block.h (maybe_hot_edge_p): Declare.
1019 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
1021 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
1022 (*cmpfp_<mode>_cc): Ditto.
1023 (*fp_jcc_8<mode>_387): Ditto.
1024 (*fop_<MODEF:mode>_2_i387): Ditto.
1025 (*fop_<MODEF:mode>_3_i387): Ditto.
1026 (*fop_xf_2_i387): Ditto.
1027 (*fop_xf_3_i387): Ditto.
1029 2008-06-02 Tomas Bily <tbily@suse.cz>
1031 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
1033 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1035 * config/mips/mips.c (mips_valid_offset_p): New function.
1036 (mips_valid_lo_sum_p): Likewise.
1037 (mips_classify_address): Use them.
1038 (mips_force_address): New function.
1039 (mips_legitimize_address): Use it.
1040 * config/mips/mips.md (MOVE128): New mode iterator.
1041 (movtf): Require TARGET_64BIT. Remove empty strings.
1042 (*movtf_internal): Rename to...
1043 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
1044 of "R" and use {,fp}{load,store} attributes instead of "multi".
1045 Use a separate define_split.
1046 (*movtf_mips16): New pattern.
1048 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1050 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
1051 * config/mips/mips.c (mips_expand_before_return): New function.
1052 (mips_expand_epilogue): Call it.
1053 * config/mips/mips.md (return): Turn into a define_expand.
1054 (*return): New insn.
1056 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1058 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
1059 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
1060 functions. Do not emit uses and clobbers of CONCATs; individually
1061 use and clobber their operands.
1062 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
1063 gen_clobber, emit_use and gen_use.
1064 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
1065 (expand_builtin_return): Likewise.
1066 * cfgbuild.c (count_basic_blocks): Likewise.
1067 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
1068 * explow.c (emit_stack_restore): Likewise.
1069 * expmed.c (extract_bit_field_1): Likewise.
1070 * expr.c (convert_move, emit_move_complex_parts): Likewise.
1071 (emit_move_multi_word, store_constructor): Likewise.
1072 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
1073 (thread_prologue_and_epilogue_insns): Likewise.
1074 * lower-subreg.c (resolve_simple_move): Likewise.
1075 * optabs.c (widen_operand, expand_binop): Likewise.
1076 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
1077 * reload.c (find_reloads): Likewise.
1078 * reload1.c (eliminate_regs_in_insn): Likewise.
1079 * stmt.c (expand_nl_goto_receiver): Likewise.
1080 * config/alpha/alpha.md (builtin_longjmp): Likewise.
1081 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
1082 * config/arm/arm.c (arm_load_pic_register): Likewise.
1083 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
1084 * config/arm/arm.md (untyped_return): Likewise.
1085 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
1086 * config/avr/avr.c (expand_prologue): Likewise.
1087 * config/bfin/bfin.c (do_unlink): Likewise.
1088 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
1089 * config/cris/cris.c (cris_expand_prologue): Likewise.
1090 * config/darwin.c (machopic_indirect_data_reference): Likewise.
1091 (machopic_legitimize_pic_address): Likewise.
1092 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
1093 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
1094 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
1095 (ix86_expand_convert_uns_didf_sse): Likewise.
1096 (ix86_expand_vector_init_general): Likewise.
1097 * config/ia64/ia64.md (eh_epilogue): Likewise.
1098 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
1099 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
1100 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
1101 (config/iq2000/iq2000.c): Likewise.
1102 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1103 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
1104 (builtin_longjmp): Likewise.
1105 * config/mn10300/mn10300.md (call, call_value): Likewise.
1106 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
1107 * config/pdp11/pdp11.md (abshi2): Likewise.
1108 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
1109 * config/s390/s390.c (s390_emit_prologue): Likewise.
1110 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
1111 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
1112 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
1113 * config/sh/sh.c (prepare_move_operands): Likewise.
1114 (output_stack_adjust, sh_expand_epilogue): Likewise.
1115 (sh_set_return_address, sh_expand_t_scc): Likewise.
1116 * config/sparc/sparc.c (load_pic_register): Likewise.
1117 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
1118 * config/spu/spu.c (spu_expand_epilogue): Likewise.
1119 * config/v850/v850.c (expand_epilogue): Likewise.
1121 2008-05-31 Anatoly Sokolov <aesok@post.ru>
1123 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
1124 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
1125 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
1126 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
1127 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
1128 stack pointer register.
1129 (output_movhi): Remove code for interrupt specific writing to the
1130 stack pointer register.
1132 2008-05-31 Richard Guenther <rguenther@suse.de>
1134 PR tree-optimization/34244
1135 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
1136 (tree_expr_nonzero_warnv_p): Likewise.
1137 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1138 ssa_name_nonnegative_p.
1139 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
1140 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
1141 not tree_expr_nonzero_warnv_p.
1143 PR tree-optimization/36262
1145 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
1147 PR tree-optimization/34244
1148 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
1149 (record_numbers_of_iterations): New function.
1150 (execute_vrp): Cache the numbers of iterations of loops.
1151 * tree-scalar-evolution.c (scev_reset_except_niters):
1153 (scev_reset): Use scev_reset_except_niters.
1154 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
1156 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
1158 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1159 __WORKAROUND_RETS when appropriate.
1161 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
1163 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
1164 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
1166 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
1167 *fop_df_comm_sse insn patterns using MODEF mode iterator.
1168 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
1169 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
1170 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
1171 *fop_df_1_mixed insn patterns using MODEF mode iterator.
1172 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
1173 *fop_df_1_sse insn patterns using MODEF mode iterator.
1174 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
1175 *fop_df_1_i387 insn patterns using MODEF mode iterator.
1176 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
1177 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
1178 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
1179 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
1180 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
1181 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
1182 (*fop_xf_4_i387): Use <MODE> for mode attribute.
1183 (*fop_xf_5_i387): Ditto.
1184 (*fop_xf_6_i387): Ditto.
1186 2008-05-30 Richard Guenther <rguenther@suse.de>
1188 * builtins.c (build_string_literal): Avoid generating
1189 a non-gimple_val result.
1191 2008-05-30 DJ Delorie <dj@redhat.com>
1193 * exec-tool.in: Use an environment variable (private) instead of a
1194 file (shared) as a semaphore, so as to not break parallel builds.
1196 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
1198 * optabs.c (maybe_encapsulate_block): Remove.
1199 (emit_libcall_block): Adjust accordingly.
1200 * optabs.h (maybe_encapsulate_block): Remove prototype.
1202 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
1203 Don't use maybe_encapsulate_block.
1205 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
1207 * config/rs6000/rs6000.c (rs6000_legitimize_address,
1208 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
1209 rtx is a SYMBOL_REF before calling get_pool_constant.
1211 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
1213 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
1215 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
1217 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
1218 rather than OS names to choose INO_T_EQ definition.
1219 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
1220 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
1222 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
1225 * config/darwin-f.c: New.
1226 * config/t-darwin: Added rule to build darwin-f.o.
1227 * config.gcc: Defined new variable, fortran_target_objs.
1228 (*-*-darwin*): Set fortran_target_objs.
1229 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
1230 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
1231 * configure: Regenerated.
1233 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
1236 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
1237 canonical type if needed.
1239 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
1241 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
1243 2008-05-29 Richard Guenther <rguenther@suse.de>
1245 PR tree-optimization/36343
1246 PR tree-optimization/36346
1247 PR tree-optimization/36347
1248 * tree-flow.h (clobber_what_p_points_to): Declare.
1249 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
1250 pointed-to variable is dereferenced is irrelevant to whether
1251 the pointer can access the pointed-to variable.
1252 (clobber_what_p_points_to): New function.
1253 * tree-ssa-alias.c (set_initial_properties): Use it.
1254 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
1255 call clobber check for NMTs.
1257 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1259 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
1260 for printing gcov_type.
1262 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1264 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
1265 and the eh region information.
1266 * value-prof.c (gimple_move_stmt_histograms): New function.
1267 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
1269 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
1271 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
1273 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1275 * value-prof.c (tree_ic_transform): Print counts.
1276 * tree-profile.c (tree_gen_ic_func_profiler):
1277 Clear __gcov_indreict_call_callee variable to avoid misattribution
1280 2008-05-28 Rafael Espindola <espindola@google.com>
1282 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
1285 2008-05-28 Richard Guenther <rguenther@suse.de>
1287 PR tree-optimization/36339
1288 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
1289 and clobbering code out of the loop.
1291 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1293 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
1296 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
1297 s390_contiguous_bitmask_p, s390_symref_operand_p,
1298 s390_check_symref_alignment, s390_reload_larl_operand,
1299 s390_reload_symref_address): New functions.
1300 (s390_branch_condition_mnemonic): Support compare and branch
1302 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
1303 and 'W' constraints.
1304 (s390_secondary_reload): Add secondary reloads for unaligned
1305 symbol refs or symbol refs to floating point or QI/TI mode
1307 (legitimate_address_p): Accept symbol references as addresses.
1308 (s390_expand_insv): Use rotate and insert selected bits
1309 instruction for insv when building for z10.
1310 (print_operand_address): Handle symbol ref addresses.
1311 (print_operand): Output modifier 'c' added for signed byte values.
1312 (s390_encode_section_info): Mark symbol refs with
1313 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
1315 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
1316 (length attribute): RRF, RRR have 4 byte length.
1317 (FPALL, INTALL): New mode iterators added.
1318 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
1319 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
1320 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
1321 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
1322 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
1323 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
1324 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
1325 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
1327 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
1328 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
1329 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
1330 reload<INTALL:mode><P:mode>_toreg_z10,
1331 reload<FPALL:mode><P:mode>_tomem_z10,
1332 reload<FPALL:mode><P:mode>_toreg_z10,
1333 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
1334 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
1335 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
1336 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
1338 (movmem, clrmem, cmpmem): New splitters added.
1340 * config/s390/predicates.md (larl_operand): Use
1341 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
1342 SYMBOL_REF_ALIGN1_P.
1343 (s390_signed_integer_comparison,
1344 s390_unsigned_integer_comparison): New predicates.
1346 * config/s390/s390-protos.h (s390_check_symref_alignment,
1347 s390_contiguous_bitmask_p, s390_reload_larl_operand,
1348 s390_reload_symref_address,
1349 s390_compare_and_branch_condition_mask): Prototypes added.
1351 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
1352 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
1353 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
1355 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1357 * config/s390/s390.c (z10_cost): New cost function for z10.
1358 (s390_handle_arch_option, override_options): Support -march=z10 switch.
1359 (s390_issue_rate): Adjust issue rate for z10.
1360 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
1361 (processor_flags): Add PF_Z10.
1362 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
1363 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
1364 * gcc/config.gcc: Add z10.
1366 2008-05-28 Richard Guenther <rguenther@suse.de>
1368 PR tree-optimization/36291
1369 * tree-flow. h (struct gimple_df): Remove var_anns member.
1370 * tree-flow-inline.h (gimple_var_anns): Remove.
1371 (var_ann): Simplify.
1372 * tree-dfa.c (create_var_ann): Simplify.
1373 (remove_referenced_var): Clear alias info from var_anns of globals.
1374 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
1375 (delete_tree_ssa): Clear alias info from var_anns of globals.
1376 Do not free var_anns.
1377 (var_ann_eq): Remove.
1378 (var_ann_hash): Likewise.
1380 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
1382 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
1383 and loongson2f entries.
1384 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
1385 * config/mips/mips.h (processor_type): Add Loongson-2E
1386 and Loongson-2F entries.
1387 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
1388 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
1389 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
1390 * doc/invoke.texi (MIPS Options): Document loongson2e
1391 and loongson2f processor names.
1393 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1397 * config/i386/i386.c (ix86_function_arg_boundary): Use
1398 alignment of canonical type.
1399 (ix86_expand_vector_move): Check unaligned memory access for
1402 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1404 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
1405 Moved to the front of file.
1407 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
1408 H.J. Lu <hongjiu.lu@intel.com>
1410 * dwarf2out.c (current_fde): New.
1412 (lookup_cfa:): Likewise.
1413 (dwarf2out_end_epilogue): Likewise.
1414 (dwarf2out_note_section_used): Likewise.
1416 2008-05-27 Michael Matz <matz@suse.de>
1419 * c.opt (Wenum-compare): New warning option.
1420 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
1422 2008-05-27 Michael Matz <matz@suse.de>
1425 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
1427 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
1428 into memory as tail calls.
1430 2008-05-27 Richard Guenther <rguenther@suse.de>
1432 PR tree-optimization/36339
1433 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
1434 pointers cause all addressable variables to be call clobbered.
1436 2008-05-27 Richard Guenther <rguenther@suse.de>
1438 PR tree-optimization/36245
1439 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
1441 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1443 * config/s390/s390.md: Replace all occurences of the 'm'
1444 constraint with 'RT'.
1446 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1448 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
1450 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
1452 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
1453 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
1454 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
1456 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1458 * reload.c: (find_reloads): Skip alternatives according to the
1459 "enabled" attribute. Constify the constraint variable.
1460 * recog.c (get_attr_enabled): Add default implementation.
1461 (extract_insn): Set the alternative_enabled_p array
1462 in the recog_data struct.
1463 (preprocess_constraints, constrain_operands): Skip
1464 alternatives according to the "enabled" attribute
1465 * recog.h (struct recog_data): New field alternative_enabled_p.
1466 (skip_alternative): New inline function.
1467 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
1468 (record_reg_classes): Skip alternative according to the
1469 "enabled" attribute.
1471 * doc/md.texi: Add documention for the "enabled" attribute.
1473 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1475 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
1476 * postreload.c (reload_cse_simplify_operands): Replace 'm'
1477 constraint with TARGET_MEM_CONSTRAINT.
1478 * recog.c (asm_operand_ok, preprocess_constraints,
1479 constrain_operands): Likewise.
1480 * regclass.c (record_reg_classes): Likewise.
1481 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
1482 * reload1.c (maybe_fix_stack_asms): Likewise.
1483 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
1484 * recog.h: Adjust comment.
1485 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
1486 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
1487 * doc/md.texi: Add a note to description of 'm' constraint.
1488 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
1490 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
1492 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
1493 that the bitfield is of integral type before testing its precision.
1495 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1496 Sa Liu <saliu@de.ibm.com>
1498 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
1499 __modti3, __udivti3, __umodti3 and __udivmodti4.
1500 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
1501 that implement TImode mul and div functions.
1502 * config/spu/multi3.c: New. Implement __multi3.
1503 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
1504 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
1507 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
1509 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
1510 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
1511 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
1512 tls_sysv_suffix): New mode and mode attribute iterators.
1513 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
1514 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
1515 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
1516 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
1517 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
1520 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
1522 PR tree-optimization/36329
1523 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
1524 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
1525 * cgraphbuild.c (initialize_inline_failed): Use the latter
1526 macro in lieu of the former.
1527 * ipa-inline.c (cgraph_mark_inline): Likewise.
1528 (cgraph_decide_inlining_of_small_function): Likewise.
1529 (cgraph_decide_inlining): Likewise.
1530 (cgraph_decide_inlining_incrementally): Likewise.
1532 2008-05-26 Tristan Gingold <gingold@adacore.com>
1533 Anatoly Sokolov <aesok@post.ru>
1535 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
1536 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
1537 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
1538 optimization for 'avr6' architecture.
1540 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
1543 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
1545 2008-05-26 Richard Guenther <rguenther@suse.de>
1547 * tree-ssa-sccvn.c (expr_has_constants): Declare.
1548 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
1550 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
1553 * caller-save.c (insert_restore): Verify alignment of spill space.
1554 (insert_save): Likewise.
1555 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
1556 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
1557 (STACK_SLOT_ALIGNMENT): Likewise.
1558 * function.c (LOCAL_ALIGNMENT): Removed.
1559 (get_stack_local_alignment): New.
1560 (assign_stack_local): Use it. Set alignment on stack slot.
1561 (assign_stack_temp_for_type): Use get_stack_local_alignment.
1562 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
1563 (STACK_SLOT_ALIGNMENT): New.
1564 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
1565 stack slot in XFmode.
1567 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
1569 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
1572 * config/i386/i386.md (allocate_stack_worker_64): Make sure
1573 argument operand in rax isn't removed.
1575 2008-05-26 Richard Guenther <rguenther@suse.de>
1578 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
1579 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
1581 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1584 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
1586 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
1588 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
1589 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
1591 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
1593 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
1594 build a trampoline if we don't want one.
1595 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
1596 return zero for nested functions if we don't want a trampoline.
1598 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1600 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
1602 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1605 * c.opt: Removed undocumented option '-lang-fortran'.
1606 * c-common.h: Removed global variable 'lang_fortran'.
1607 * c-opts.c (c_common_handle_option): Removed code to handle
1608 option '-lang-fortran'. Updated includes.
1609 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
1610 definition of '__GFORTRAN__'.
1611 (define__GNUC__): Reimplemented to use BASEVER and
1612 cpp_define_formatted.
1613 (builtin_define_with_value_n): Removed.
1614 * c-incpath.h: Renamed to ...
1615 * incpath.h: ... this.
1616 * c-incpath.c: Renamed to ...
1617 * incpath.c: ... this. Updated includes.
1618 * fix-header.c: Updated includes.
1619 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
1620 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
1621 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
1623 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
1625 * tree.h: Update the table of flags used on tree nodes.
1626 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
1627 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
1628 (FORCED_LABEL): Add access check.
1629 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
1630 (ASM_INPUT_P): Likewise.
1631 (ASM_VOLATILE_P): Likewise.
1632 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
1633 (OMP_SECTION_LAST): Access private_flag directly.
1634 (OMP_RETURN_NOWAIT): Likewise.
1635 (OMP_PARALLEL_COMBINED): Likewise.
1636 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
1637 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
1638 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
1639 deprecated_flag directly.
1641 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
1643 * final.c (frame_pointer_needed): Removed.
1644 * flags.h (frame_pointer_needed): Likewise.
1646 * function.h (rtl_data): Add frame_pointer_needed.
1647 (frame_pointer_needed): New.
1649 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
1651 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
1653 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
1655 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
1658 2008-05-25 Alan Modra <amodra@bigpond.net.au>
1660 * c-common.c (strip_array_types): Move function to..
1662 (get_inner_array_type): Delete.
1663 * c-common.h (strip_array_types): Move declaration to..
1665 (get_inner_array_type): Delete.
1666 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
1667 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
1668 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
1669 * config/pa/pa.c (emit_move_sequence): Likewise.
1671 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
1673 * config/i386/i386.md (*sse_prologue_save_insn): Set length
1676 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
1678 * function.c: Include target hook for nonlocal_goto frame value.
1680 2008-05-24 Richard Guenther <rguenther@suse.de>
1682 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
1683 variable can be only accessed through a pointer or a union.
1685 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1687 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
1688 * doc/extend.texi: Likewise.
1690 2008-05-23 DJ Delorie <dj@redhat.com>
1692 * config/m32c/jump.md (untyped_call): Add.
1694 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
1696 (m32c_address_cost): Detail costs for indirect offsets.
1698 2008-05-23 Rafael Espindola <espindola@google.com>
1700 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
1701 if a node is a SUBREG.
1702 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
1705 2008-05-23 Paul Brook <paul@codesourcery.com>
1706 Carlos O'Donell <carlos@codesourcery.com>
1708 * doc/extend.texi: Clarify use of __attribute__((naked)).
1709 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1710 * target.h (gcc_target): Add allocate_stack_slots_for_args.
1711 * function.c (use_register_for_decl): Use
1712 targetm.calls.allocate_stack_slots_for_args.
1713 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1714 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
1715 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
1717 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
1719 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
1721 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
1723 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
1724 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
1725 is only rounded once.
1727 2008-05-23 Richard Guenther <rguenther@suse.de>
1729 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
1731 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
1732 Jakub Jelinek <jakub@redhat.com>
1735 * configure.ac: Handle --enable-cld.
1736 * configure: Regenerated.
1737 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
1738 * config/i386/i386.h (struct machine_function): Add needs_cld field.
1739 (ix86_current_function_needs_cld): New define.
1740 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
1741 (cld): New isns pattern.
1742 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
1743 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
1744 * config/i386/i386.opt (mcld): New option.
1745 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
1746 TARGET_CLD and ix86_current_function_needs_cld.
1747 (override_options): Use -mcld by default for 32-bit code if
1750 * doc/install.texi (Options specification): Document --enable-cld.
1751 * doc/invoke.texi (Machine Dependent Options)
1752 [i386 and x86-64 Options]: Add -mcld option.
1753 (Intel 386 and AMD x86-64 Options): Document -mcld option.
1755 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
1756 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
1757 (return_in_memory_64): Likewise.
1758 (return_in_memory_ms_64): Likewise.
1760 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1762 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
1763 * builtins.c (fold_builtin_fpclassify): New.
1764 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
1765 * builtins.def (BUILT_IN_FPCLASSIFY): New.
1766 * c-common.c (handle_type_generic_attribute): Adjust to accept
1767 fixed arguments before an elipsis.
1768 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
1769 * doc/extend.texi: Document __builtin_fpclassify.
1771 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
1773 * omp-low.c (gate_expand_omp_ssa): Remove.
1774 (pass_expand_omp_ssa): Remove.
1775 (gate_expand_omp): Do not check for flag_openmp_ssa.
1776 * common.opt (-fopenmp-ssa): Remove.
1777 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
1779 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
1781 * config/sh/sh.opt (mfixed-range): New option.
1782 * config/sh/sh-protos.h (sh_fix_range): Declare.
1783 * config/sh/sh.c (sh_fix_range): New function.
1784 * config/sh/sh.h (sh_fixed_range_str): Declare.
1785 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
1787 * doc/invoke.texi (SH Options): Document -mfixed-range.
1789 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
1791 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
1792 it before the redeclaration.
1794 2008-05-22 Anatoly Sokolov <aesok@post.ru>
1796 * config/avr/avr.c (get_sequence_length): Add new function.
1797 (expand_prologue, expand_epilogue): Remove duplicate code.
1799 2008-05-22 Rafael Espindola <espindola@google.com>
1801 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
1804 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
1806 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
1807 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
1809 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
1810 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
1811 (vect_update_misalignment_for_peel): Likewise.
1812 (vector_alignment_reachable_p): Likewise.
1813 * tree-vect-transform.c (vectorizable_load): Likewise.
1814 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1815 (get_vectype_for_scalar_type): Pass mode of scalar_type
1816 to UNITS_PER_SIMD_WORD.
1818 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
1819 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
1820 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
1821 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
1822 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
1824 2008-05-22 Ira Rosen <irar@il.ibm.com>
1826 PR tree-optimization/36293
1827 * tree-vect-transform.c (vect_transform_strided_load): Don't check
1828 if the first load must be skipped because of a gap.
1830 2008-05-22 Richard Guenther <rguenther@suse.de>
1832 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
1833 more cases of offset disambiguation that is possible if
1834 strict-aliasing rules apply.
1835 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
1836 for basic offset and type-based disambiguation.
1838 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1840 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
1841 ix86_expand_vector_set on V16QImode for SSE4.1.
1843 2008-05-21 Tom Tromey <tromey@redhat.com>
1845 * c.opt (Wimport): Mark as undocumented.
1846 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
1848 (Warning Options): Likewise.
1849 * doc/cppopts.texi: Don't mention -Wimport.
1851 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
1853 PR tree-optimization/36287
1854 PR tree-optimization/36286
1855 * lambda-code.c (build_access_matrix): Do not use the loop->num
1856 for computing the number of induction variables: use the loop depth
1859 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
1862 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
1863 option -f(no-)leading-underscore.
1865 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1867 * config/i386/i386.c (ix86_expand_vector_init_general): Use
1868 GET_MODE_NUNITS (mode).
1870 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
1872 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
1873 (-mmulhw): Add 464 to description.
1874 (-mdlmzb): Likewise.
1875 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
1876 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
1878 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
1879 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
1880 * config/rs6000/rs6000.md: Update comments for 464.
1882 2008-05-21 Janis Johnson <janis187@us.ibm.com>
1884 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
1886 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1888 * config/i386/sse.md (vec_extractv4sf): Removed.
1889 (vec_extractv2df): Likewise.
1890 (vec_extractv2di): Likewise.
1891 (vec_extractv4si): Likewise.
1892 (vec_extractv8hi): Likewise.
1893 (vec_extractv16qi): Likewise.
1894 (vec_extract<mode>): New.
1896 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1898 * config/i386/sse.md (vec_setv4sf): Removed.
1899 (vec_setv2df): Likewise.
1900 (vec_setv2di): Likewise.
1901 (vec_setv4si): Likewise.
1902 (vec_setv8hi): Likewise.
1903 (vec_setv16qi): Likewise.
1904 (vec_set<mode>): New.
1906 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1908 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
1909 goto for vec_concat and vec_interleave.
1911 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1913 * config/i386/sse.md (vec_initv4sf): Removed.
1914 (vec_initv2df): Likewise.
1915 (vec_initv2di): Likewise.
1916 (vec_initv4si): Likewise.
1917 (vec_initv8hi): Likewise.
1918 (vec_initv16qi): Likewise.
1919 (vec_init<mode>): New.
1921 2008-05-21 Joseph Myers <joseph@codesourcery.com>
1923 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
1925 2008-05-21 Tom Tromey <tromey@redhat.com>
1927 * ggc-zone.c (lookup_page_table_if_allocated): New function.
1928 (zone_find_object_offset): Likewise.
1929 (gt_ggc_m_S): Likewise.
1930 (highest_bit): Likewise.
1931 * ggc-page.c (gt_ggc_m_S): New function.
1932 * stringpool.c (string_stack): Remove.
1933 (init_stringpool): Update.
1934 (ggc_alloc_string): Use ggc_alloc.
1935 (maybe_delete_ident): New function.
1936 (ggc_purge_stringpool): Likewise.
1937 (gt_ggc_m_S): Remove.
1938 * ggc-common.c (ggc_protect_identifiers): New global.
1939 (ggc_mark_roots): Call ggc_purge_stringpool. Use
1940 ggc_protect_identifiers.
1941 * ggc.h (ggc_protect_identifiers): Declare.
1942 (gt_ggc_m_S): Update.
1943 (ggc_purge_stringpool): Declare.
1944 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
1945 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
1947 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
1949 2008-05-21 David S. Miller <davem@davemloft.net>
1951 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
1954 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
1956 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
1959 2008-05-20 David Daney <ddaney@avtrex.com>
1961 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
1962 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
1963 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
1964 UNSPEC_UPDATE_GOT_VERSION): Renumber.
1965 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
1966 (atomic_hiqi_op): New define_code_iterator.
1967 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
1968 mips_expand_compare_and_swap_12.
1969 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
1970 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
1971 (sync_<optab><mode>, sync_old_<optab><mode>,
1972 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1973 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
1974 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
1975 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
1976 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
1977 (test_and_set_12): New insn.
1978 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
1979 sync_new_<optab><mode>, sync_old_nand<mode>,
1980 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
1981 clobber to operand 0 for SI and DI mode insns.
1982 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
1983 mips_gen_fn_4): New typedefs.
1984 (mips_gen_fn_ptrs): Define new union type.
1985 (mips_expand_compare_and_swap_12): Remove declaration.
1986 (mips_expand_atomic_qihi): Declare function.
1987 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
1988 (mips_expand_atomic_qihi): ... this. Use new generator function
1990 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
1991 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
1992 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
1993 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
1994 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
1995 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
1996 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
1997 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
1998 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
1999 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
2002 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
2004 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
2007 2008-05-20 Anatoly Sokolov <aesok@post.ru>
2009 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
2010 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
2011 (avr_attribute_table): Add 'OS_main' function attribute.
2012 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
2013 functions with 'OS_main' attribute.
2015 2008-05-20 Richard Guenther <rguenther@suse.de>
2017 PR tree-optimization/35204
2018 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
2019 helper, split out from ...
2020 (DFS): ... here. Make the DFS walk non-recursive.
2022 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
2023 Jan Sjodin <jan.sjodin@amd.com>
2025 PR tree-optimization/36181
2026 * tree-parloops.c (loop_has_vector_phi_nodes): New.
2027 (parallelize_loops): Don't parallelize when the loop has vector
2030 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2031 Sebastian Pop <sebastian.pop@amd.com>
2033 * tree-loop-linear.c (gather_interchange_stats): Look in the access
2034 matrix, and never look at the tree representation of the memory
2036 (linear_transform_loops): Computes parameters and access matrices.
2037 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
2039 (access_matrix_get_index_for_parameter): New.
2040 * tree-data-ref.h (struct access_matrix): New.
2041 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
2042 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
2043 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
2044 am_vector_index_for_loop): New.
2045 (struct data_reference): Add field access_matrix.
2046 (DR_ACCESS_MATRIX): New.
2047 (compute_data_dependences_for_loop): Update declaration.
2048 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
2049 * lambda.h (lambda_vector_vec_p): Declared.
2050 * lambda-code.c: Depend on pointer-set.h.
2051 (lambda_collect_parameters_from_af, lambda_collect_parameters,
2052 av_for_af_base, av_for_af, build_access_matrix,
2053 lambda_compute_access_matrices): New.
2054 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
2056 2008-05-20 Joseph Myers <joseph@codesourcery.com>
2058 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
2061 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2062 Sebastian Pop <sebastian.pop@amd.com>
2064 PR tree-optimization/36206
2065 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
2067 (instantiate_scev_1): Rename flags to fold_conversions.
2068 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
2069 outeside instantiation_loop.
2070 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
2071 (evolution_function_is_affine_or_constant_p): Removed.
2072 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
2074 (analyze_siv_subscript): Pass in the loop nest number.
2075 Call evolution_function_is_affine_in_loop instead of
2076 evolution_function_is_affine_p.
2077 (analyze_overlapping_iterations): Pass in the loop nest number.
2079 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2080 Sebastian Pop <sebastian.pop@amd.com>
2082 PR tree-optimization/36206
2083 * tree-chrec.h (chrec_fold_op): New.
2084 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
2087 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
2089 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
2091 (remove_duplicates): Do not set inode on non-inode systems.
2094 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
2096 * config.gcc (tm_file): Update comments about relative pathnames.
2098 2008-05-20 Richard Guenther <rguenther@suse.de>
2100 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
2101 * tree-ssa-sccvn.c (process_scc): Likewise.
2102 * tree-ssa-sink.c (execute_sink_code): Likewise.
2103 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
2104 * tree-vrp.c (process_assert_insertions): Likewise.
2105 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
2106 (perform_tree_ssa_dce): Likewise.
2107 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2108 (dump_dominator_optimization_stats): Likewise.
2109 * tree-vectorizer.c (vectorize_loops): Likewise.
2111 2008-05-20 Richard Guenther <rguenther@suse.de>
2113 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
2115 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
2117 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
2118 (ix86_i386elf_return_in_memory): Likewise.
2119 (ix86_i386interix_return_in_memory): Likewise.
2120 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
2121 (SUBTARGET_RETURN_IN_MEMORY): New.
2122 * config/i386/i386elf.h: Likewise.
2123 * config/i386/ptx4-i.h: Likewise.
2124 * config/i386/sol2-10.h: Likewise.
2125 * config/i386/sysv4.h: Likewise.
2126 * config/i386/vx-common.h: Likewise.
2127 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
2128 * config/i386/i386.c (ix86_return_in_memory): Made static and
2129 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
2130 (ix86_i386elf_return_in_memory): Removed.
2131 (ix86_i386interix_return_in_memory): Removed.
2132 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
2133 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
2135 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
2137 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
2139 2008-05-19 Xinliang David Li <davidxl@google.com>
2141 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
2143 * common.opt: Ditto.
2144 * doc/invoke.texi: Ditto.
2146 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
2148 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
2149 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
2151 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
2153 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
2154 sizes of operand array from 8/4 to 4/2.
2155 (ix86_expand_vector_init_general): Change size of operand array
2156 from 32 to 16. Remove op0, op1 and half_mode.
2158 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
2160 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
2161 (ix86_expand_vector_init_interleave): Likewise.
2162 (ix86_expand_vector_init_general): Use them. Assert
2163 word_mode == SImode when n_words == 4.
2165 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
2167 * config/i386/i386.c (ix86_secondary_reload): New static function.
2168 (TARGET_SECONDARY_RELOAD): New define.
2169 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
2170 * config/i386/i386.md (reload_outqi): Remove.
2172 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2175 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
2176 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
2177 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
2178 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
2179 (fold_builtin_1): Likewise.
2180 * builtins.def (BUILT_IN_ISINF_SIGN): New.
2181 c-common.c (check_builtin_function_arguments): Handle
2182 BUILT_IN_ISINF_SIGN.
2183 * doc/extend.texi: Document __builtin_isinf_sign.
2184 * fold-const.c (operand_equal_p): Handle COND_EXPR.
2186 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
2188 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
2189 EH cleanup at the end of the pass, search for those that have been
2190 turned into forwarder blocks and do the cleanup on their successor.
2192 2008-05-18 Richard Guenther <rguenther@suse.de>
2194 * tree-cfg.c (verify_gimple_expr): Allow conversions from
2195 pointers to sizetype and vice versa.
2197 2008-05-18 Xinliang David Li <davidxl@google.com>
2199 * gcc/tree-ssa-dce.c: Coding style fix.
2200 (check_pow): Documentation comment.
2201 (check_log): Documenation comment. Coding style fix.
2202 (is_unnecessary_except_errno_call): Ditto.
2203 (gen_conditions_for_pow): Ditto.
2204 (gen_conditions_for_log): Ditto.
2205 (gen_shrink_wrap_conditions): Ditto.
2206 (shrink_wrap_one_built_in_calls): Ditto.
2207 * gcc/doc/invoke.texi: Better documentation string.
2208 * ChangeLog: Fix wrong change log entries from
2209 May 17 checkin on function call DCE.
2211 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
2213 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
2215 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2217 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
2218 * df-problems.c (simulation routines): Fixed block comment to
2219 properly say how to add forwards scanning functions.
2221 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2223 * tree-inline.c (setup_one_parameter): Remove dead code.
2225 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2227 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
2228 a BIT_AND_EXPR only for an INTEGER_TYPE.
2230 2008-05-17 Xinliang David Li <davidxl@google.com>
2232 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
2233 (check_pow, check_log, is_unnecessary_except_errno_call): New
2234 functions to check for eliminating math functions that are pure
2235 except for setting errno.
2236 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
2237 general condition expressions for shrink-wrapping pow/log calls.
2238 (gen_shrink_wrap_conditions): Ditto.
2239 (shrink_wrap_one_built_in_call): Ditto.
2240 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
2241 (mark_operand_necessary): If debugging, output if OP is necessary.
2242 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
2244 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
2246 * gcc/common.opt: New user flag -ftree-builtin-dce.
2247 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
2249 2008-05-16 David S. Miller <davem@davemloft.net>
2251 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
2252 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2254 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
2257 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
2259 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2261 * ifcvt.c (dead_or_predicable): Rename
2262 df_simulate_one_insn_backwards to df_simulate_one_insn.
2263 * recog.c (peephole2_optimize): Ditto.
2264 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
2266 * df.h: Rename df_simulate_one_insn_backwards to
2267 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
2268 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
2269 scanning of defs and uses.
2270 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
2271 (df_simulate_one_insn_forwards): Removed.
2273 2008-05-16 Doug Kwan <dougkwan@google.com>
2275 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
2277 (real_from_string): Handle NaNs and Inf as approriate.
2279 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2281 * doc/gty.texi (Source Files Containing Type Information): Note
2282 that headers should appear first in the gtfiles list.
2284 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2286 * tree.def (COND_EXEC): Properly documented this code.
2288 2008-05-16 Diego Novillo <dnovillo@google.com>
2290 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
2291 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
2294 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2296 * tree-ssa-dse (max_stmt_uid): Removed.
2297 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
2298 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
2299 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
2300 * function.h (cfun.last_stmt_uid): New field.
2301 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
2302 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
2304 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
2305 (create_stmt_ann): Initialize the ann->uid field.
2306 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
2308 * tree-flow.h (renumber_gimple_stmt_uids): New function.
2310 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2312 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
2313 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
2314 (init_empty_tree_cfg): Call it.
2316 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2318 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
2321 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2323 * doc/invoke.text (-fdump-tree-*-verbose): New option.
2324 * tree-dump.c (dump_options): New verbose option.
2325 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
2327 * tree-pass.h (TDF_VERBOSE): New dump flag.
2328 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
2329 (tree-flow.h): Added include.
2330 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
2332 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
2334 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
2336 From Jie Zhang <jie.zhang@analog.com>
2337 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2338 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
2339 mcpu=bf561-none and mcpu=bf561-0.2.
2340 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2341 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2342 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2343 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2344 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
2345 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
2346 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
2348 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
2349 (cputype_selected): Remove.
2350 (bfin_handle_option): Don't use cputype_selected.
2351 (override_options): When no mcpu option, enable all workarounds.
2352 Don't use bfin_workarounds.
2353 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
2355 (DEFAULT_CPU_TYPE): Don't define.
2357 2008-05-16 Richard Guenther <rguenther@suse.de>
2359 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
2360 on deletion of the last stmt.
2362 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2364 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
2365 V8HImode for SSE2 and V16QImode for SSE4.1.
2367 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2369 * cgraph.h (compute_inline_parameters): Made public.
2370 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
2371 variable_generate_summary, function_write_summary,
2372 variable_write_summary, variable_read_summary. Added generate_summary,
2373 write_summary, read_summary.
2374 * cgraphunit.c (cgraph_process_new_functions): Changed call from
2375 pass_ipa_inline.function_generate_summary, to
2376 compute_inline_parameters.
2377 * ipa-inline.c (compute_inline_parameters): Made public and added
2379 (compute_inline_parameters_for_current): New function.
2380 (pass_inline_param): Now calls compute_inline_parameters_for_current.
2381 (inline_generate_summary): Removed parameter and made to loop over
2383 (pass_ipa_inline): Updated for new IPA_PASS structure.
2384 * passes.c (execute_ipa_summary_passes): Now is called once per
2385 pass rather than once per node*pass.
2387 2008-05-15 Anatoly Sokolov <aesok@post.ru>
2389 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
2390 avr_have_mul_p, avr_asm_only_p): Remove variables.
2391 (avr_override_options): Remove initialization of removed variables.
2392 (avr_file_start): Convert removed variables to fields of
2393 'struct base_arch_s *avr_current_arch'.
2394 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
2395 (AVR_HAVE_MUL): (Ditto.).
2396 (AVR_HAVE_MOVW): (Ditto.).
2397 (AVR_HAVE_LPMX): (Ditto.).
2398 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
2399 avr_asm_only_p): Remove declaration.
2401 2008-05-15 Diego Novillo <dnovillo@google.com>
2403 * config/arm/arm.c (arm_return_in_memory): Fix return type.
2404 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
2406 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
2409 * combine.c (check_conversion): Rename back to check_promoted_subreg.
2410 Don't call record_truncated_value from here.
2411 (record_truncated_value): Turn it into a for_each_rtx callback.
2412 (record_truncated_values): New function.
2413 (combine_instructions): Call note_uses with record_truncated_values.
2414 Change name of check_conversion to check_promoted_subreg.
2416 2008-05-15 Janis Johnson <janis187@us.ibm.com>
2418 * doc/sourcebuild.texi: Document support for torture tests.
2420 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2422 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
2423 to alternative 4 of operand 2.
2425 2008-05-15 Richard Guenther <rguenther@suse.de>
2427 * tree-pass.h (current_pass): Declare.
2428 (get_pass_for_id): Likewise.
2429 * passes.c (passes_by_id, passes_by_id_size): New globals.
2430 (set_pass_for_id): New function.
2431 (get_pass_for_id): Likewise.
2432 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
2433 (execute_function_todo): Flush per function statistics.
2434 * toplev.c (compile_file): Init statistics.
2435 (general_init): Do early statistics initialization.
2436 (finalize): Finish statistics.
2437 * statistics.h (statistics_early_init): Declare.
2438 (statistics_init): Likewise.
2439 (statistics_fini): Likewise.
2440 (statistics_fini_pass): Likewise.
2441 (statistics_counter_event): Likewise.
2442 (statistics_histogram_event): Likewise.
2443 * statistics.c: New file.
2444 * Makefile.in (OBJS-common): Add statistics.o.
2445 (statistics.o): Add dependencies.
2446 * doc/invoke.texi (-fdump-statistics): Document.
2448 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
2450 (execute_pre): Use statistics_counter_event.
2451 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
2452 (substitute_and_fold): Increment it. Use statistics_counter_event.
2454 2008-05-15 Diego Novillo <dnovillo@google.com>
2456 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
2458 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
2459 * tree-ssa-alias.c (new_type_alias): Remove references to
2460 sub-variables from comment.
2461 * tree-ssa-operands.c (swap_tree_operands): Likewise.
2463 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2465 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
2466 attribute to 1 only for insertps alternative.
2468 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2470 * config/bfin/bfin.md (loadbytes): New pattern.
2471 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
2472 (bfin_init_builtins): Initialize it.
2473 (bdesc_1arg): Add it.
2475 2008-05-15 Sa Liu <saliu@de.ibm.com>
2477 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
2478 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
2479 * testsuite/lib/target-supports.exp: Add
2480 check_effective_target_fortran_integer_16.
2482 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2484 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
2485 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
2486 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
2487 (TARGET_RETURN_IN_MEMORY): Define.
2489 2008-05-15 Richard Guenther <rguenther@suse.de>
2492 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
2493 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
2494 represent unmodifiable vars.
2496 2008-05-15 Richard Guenther <rguenther@suse.de>
2498 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
2499 INDIRECT_REF and TARGET_MEM_REF.
2500 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2503 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2504 H.J. Lu <hongjiu.lu@intel.com>
2506 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
2507 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
2508 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
2509 insn alternatives. Add missing alternatives.
2510 (*vec_concatv2di_rex64_sse4_1): Likewise.
2511 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
2512 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
2515 2008-05-15 Richard Guenther <rguenther@suse.de>
2517 PR tree-optimization/36009
2518 PR tree-optimization/36204
2519 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
2520 (determine_invariantness_stmt): Record the loop a store is
2522 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
2525 2008-05-15 Richard Guenther <rguenther@suse.de>
2527 PR tree-optimization/34330
2528 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
2529 through the pointer will alias the SMT.
2531 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
2533 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
2535 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
2537 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
2539 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2540 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2542 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
2543 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
2544 (vashl_optab): New optab for vector/vector shifts.
2545 (vashr_optab): Ditto.
2546 (vlshr_optab): Ditto.
2547 (vrotl_optab): Ditto.
2548 (vrotr_optab): Ditto.
2549 (optab_subtype): New enum for optab_for_tree_code call.
2550 (optab_for_tree_code): Add enum optab_subtype argument.
2552 * optabs.c (optab_for_tree_code): Take an additional argument to
2553 distinguish between a vector shift by a scalar and vector shift by
2554 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
2555 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
2556 vector shift by a vector.
2557 (expand_widen_pattern_expr): Pass additional argument to
2558 optab_for_tree_code.
2560 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
2561 vrotl_optab, vrotr_optab.
2563 * expr.c (expand_expr_real_1): Update calls to
2564 optab_for_tree_code to distinguish between vector shifted by a
2565 scalar and vector shifted by a vector.
2566 * tree-vectorizer.c (supportable_widening_operation): Ditto.
2567 (supportable_narrowing_operation): Ditto.
2568 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
2569 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
2570 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
2571 (vect_create_epilog_for_reduction): Ditto.
2572 (vectorizable_reduction): Ditto.
2573 (vectorizable_operation): Ditto.
2574 (vect_strided_store_supported): Ditto.
2575 (vect_strided_load_supported): Ditto.
2576 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2577 * expmed.c (expand_shift): Ditto.
2579 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
2581 (ashr@var{m}3): Ditto.
2582 (vashl@var{m}3): Document new vector/vector shift standard name.
2583 (vashr@var{m}3): Ditto.
2584 (vlshr@var{m}3): Ditto.
2585 (vrotl@var{m}3): Ditto.
2586 (vrotr@var{m}3): Ditto.
2588 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
2589 (PPERM_INVERT): Ditto.
2590 (PPERM_REVERSE): Ditto.
2591 (PPERM_REV_INV): Ditto.
2592 (PPERM_ZERO): Ditto.
2593 (PPERM_ONES): Ditto.
2594 (PPERM_SIGN): Ditto.
2595 (PPERM_INV_SIGN): Ditto.
2596 (PPERM_SRC1): Ditto.
2597 (PPERM_SRC2): Ditto.
2599 * config/i386/sse.md (mulv2di3): Add SSE5 support.
2600 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
2601 allows a memory operand to be the value being added, and split it
2602 to improve vectorization.
2603 (sse5_pmacsdqh_mem): Ditto.
2604 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
2605 (sse5_mulv2div2di3_high): Ditto.
2606 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
2607 (vec_pack_trunc_v4si): Ditto.
2608 (vec_pack_trunc_v2di): Ditto.
2609 (sse5_pcmov_<mode>): Remove code that tried to use use
2610 andps/andnps instead of pcmov.
2611 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
2612 pmacsdqh instructions.
2613 (vec_widen_smult_lo_v4si): Ditto.
2615 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
2616 (PPERM_INVERT): Ditto.
2617 (PPERM_REVERSE): Ditto.
2618 (PPERM_REV_INV): Ditto.
2619 (PPERM_ZERO): Ditto.
2620 (PPERM_ONES): Ditto.
2621 (PPERM_SIGN): Ditto.
2622 (PPERM_INV_SIGN): Ditto.
2623 (PPERM_SRC1): Ditto.
2624 (PPERM_SRC2): Ditto.
2625 (ix86_expand_sse_movcc): Move the SSE5 test after the if
2627 (ix86_expand_int_vcond): If SSE5 generate all possible integer
2629 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
2630 says ignore whether the last reference is a memory operand.
2632 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2633 Paolo Bonzini <bonzini at gnu dot org>
2635 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
2638 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
2639 (vlshr<mode>3): Rename from vlshr<mode>3.
2640 (vashr<mode>3): Rename from vashr<mode>3.
2641 (mulv4sf3): Change the names of vector shift patterns.
2645 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
2648 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
2673 * config/spu/spu.md (v): New iterator macro to add v for vector types.
2674 (floatunssidf2_internal): Change vector/vector shift names.
2675 (floatunsdidf2_internal): Ditto.
2682 (vashl<mode>3): Rename from ashl<mode>3.
2683 (vashr<mode>3): Rename from ashr<mode>3.
2684 (vlshr<mode>3): Rename from lshr<mode>3.
2685 (vrotl<mode>3): Rename from rotl<mode>3.
2687 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2690 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
2691 multiply gives the wrong value when doing widening multiplies.
2692 (vec_widen_smult_lo_v4si): Ditto.
2694 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
2696 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
2697 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
2698 emit_library_call_value.
2699 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
2700 * tree.h (ECF_LIBCALL_BLOCK): Removed.
2701 * calls.c (initialize_argument_information, precompute_arguments,
2702 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
2703 (precompute_arguments): Removed flags parameter.
2704 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
2706 2008-05-14 Richard Guenther <rguenther@suse.de>
2708 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
2709 Make sure to register the store if the use is a PHI_NODE.
2711 2008-05-14 Olivier Hainque <hainque@adacore.com>
2713 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
2714 memory if the component is to be referenced in BLKmode according
2715 to get_inner_reference.
2717 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
2719 * calls.c (emit_library_call_value_1): Restore code clearing
2720 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
2722 2008-05-14 Olivier Hainque <hainque@adacore.com>
2723 Nicolas Roche <roche@adacore.com>
2725 * configure.ac: Add support for a "gcc_subdir" variable in
2726 config-lang.in, to denote a subdirectory where the language/GCC
2727 integration files are to be found.
2728 * configure: Regenerate.
2730 2008-05-14 Ira Rosen <irar@il.ibm.com>
2732 PR tree-optimization/36098
2733 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
2734 value for the first load in the group in case of a gap.
2735 (vect_build_slp_tree): Check that there are no gaps in loads.
2737 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
2739 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
2740 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
2741 expand_copysign_bit, ): Change call to emit_no_conflict_block to
2742 emit_insn and remove unneeded code to construct extra args.
2743 (emit_no_conflict_block): Removed.
2744 * optabls.h: (emit_no_conflict_block): Removed.
2745 * cse.c (cse_extended_basic_block): Remove search for
2746 REG_NO_CONFLICT note.
2747 * global.c: Removed incorrect comment added in revision 117.
2748 * expr.c (convert_move): Change call to emit_no_conflict_block to
2750 * recog.c: Change comments so that they do not mention
2752 * local_alloc.c (combine_regs): Removed last parameter.
2753 (no_conflict_p): Removed.
2754 (block_alloc): Removed note, no_conflict_combined_regno and set
2755 local vars. Removed all code to process REG_NO_CONFLICT blocks.
2756 (combine_regs): Removed already_dead and code to look for
2757 REG_NO_CONFLICT notes.
2758 * lower_subreg (remove_retval_note): Removed code to look for
2759 REG_NO_CONFLICT block.
2760 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
2761 (resolve_clobber): Remove code to process libcalls that have
2762 REG_NO_CONFLICT notes.
2763 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
2765 * combine.c (can_combine_p, distribute_notes): Removed
2766 REG_NO_CONFLICT case.
2767 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
2769 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
2770 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
2772 * reg-notes.def (NO_CONFLICT): Removed.
2774 2008-05-14 David S. Miller <davem@davemloft.net>
2776 * config/sparc/sparc.c (sparc_profile_hook): If
2777 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
2778 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
2779 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2781 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
2783 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
2785 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
2788 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
2789 and op1 expansion before vector concat to have less live pseudos.
2791 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
2793 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
2794 ix86_expand_vector_set if supported.
2796 2008-05-13 Diego Novillo <dnovillo@google.com>
2797 Kenneth Zadeck <zadeck@naturalbridge.com>
2799 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
2801 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
2802 phinodes_print_statistics, init_ssanames, fini_ssanames,
2803 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
2804 release_ssa_name, release_defs, replace_ssa_name_symbol,
2805 ssanames_print_statistics): Move ...
2806 * tree-flow.h: ... here.
2807 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
2808 Use FN instead of cfun.
2809 (make_ssa_name_fn): Rename from make_ssa_name.
2810 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
2811 * tree-flow-inline.h (make_ssa_name): Move from
2812 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
2813 * omp-low.c (expand_omp_parallel):
2814 * tree-flow-inline.h (redirect_edge_var_map_result):
2815 * tree-ssa.c (init_tree_ssa): Add argument FN.
2816 Use it instead of cfun. Update all users.
2818 2008-05-13 Tom Tromey <tromey@redhat.com>
2820 PR preprocessor/22168:
2821 * doc/cpp.texi (Top): Update menu.
2822 (Alternatives to Wrapper #ifndef): New node.
2823 (Other Directives): Document deprecation.
2824 (Obsolete Features): Remove menu.
2825 (Assertions): Merge node into Obsolete Features.
2826 (Obsolete once-only headers): Move earlier; rename to Alternatives
2828 * doc/cppopts.texi: Update.
2829 * c.opt (Wdeprecated): Enable for C and ObjC.
2830 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
2831 (C++ Dialect Options): Move -Wno-deprecated from here to...
2832 (Warning Options): ... here.
2834 2008-05-13 Richard Guenther <rguenther@suse.de>
2837 * fold-const.c (fold_sign_changed_comparison): Do not allow
2838 changes in pointer-ness.
2840 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
2843 * config/sh/sh.c (sh_expand_prologue): Don't clear
2844 RTX_FRAME_RELATED_P for push insns.
2846 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
2848 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
2850 2008-05-12 Anatoly Sokolov <aesok@post.ru>
2852 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
2853 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
2854 Use 'machine->is_leaf' instead of 'leaf_func_p'.
2856 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
2858 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
2859 (*vec_concatv4sf_sse): This.
2860 (*sse2_concatv2si): Renamed to ...
2861 (*vec_concatv2si_sse2): This.
2862 (*sse1_concatv2si): Renamed to ...
2863 (*vec_concatv2si_sse): This.
2864 (*vec_concatv2di_rex): Renamed to ...
2865 (*vec_concatv2di_rex64): This.
2866 (*vec_concatv2si_sse4_1): New.
2867 (*vec_concatv2di_rex64_sse4_1): Likewise.
2869 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
2871 PR rtl-optimization/36111
2872 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
2873 that was created for swappable operands.
2875 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
2878 * Makefile.in: Substitute GNATMAKE and GNATBIND.
2879 * configure.ac: Add call to ACX_PROG_GNAT.
2881 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
2883 * optc-gen.awk: Fix comment typo.
2885 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2887 * pretty-print.c (pp_integer_with_precision): Use
2888 HOST_LONG_LONG_FORMAT.
2890 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
2892 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
2894 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
2896 * config/i386/i386.c (bdesc_ptest): Removed.
2897 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
2898 (bdesc_args): Add __builtin_ia32_ptestz128,
2899 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
2900 (ix86_init_mmx_sse_builtins): Updated.
2901 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
2902 (ix86_expand_builtin): Updated.
2904 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
2906 * tree-cfg.c (valid_fixed_convert_types_p): New function.
2907 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
2909 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
2911 * value-prof.c (interesting_stringop_to_profile): Do not
2912 return early for BUILT_IN_MEMPCPY.
2914 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
2916 * calls.c (expand_call): Don't use callgraph to increase
2917 preferred_stack_boundary.
2919 * cgraph.h (cgraph_rtl_info): Use unsigned on
2920 preferred_incoming_stack_boundary.
2922 * final.c (rest_of_clean_state): Use unsigned on
2923 preferred_stack_boundary.
2925 2008-05-09 Tom Tromey <tromey@redhat.com>
2927 PR preprocessor/22231:
2928 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
2931 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
2933 PR tree-optimization/36129
2934 * tree-ssa-ccp.c: Include value-prof.h.
2935 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
2936 built-in function was folded to a constant.
2937 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
2939 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
2940 Sebastian Pop <sebastian.pop@amd.com>
2942 * tree-scalar-evolution.c: Document instantiate_scev.
2943 (instantiate_parameters_1): Renamed instantiate_scev_1.
2944 Don't use the same loop for instantiation_loop and evolution_loop.
2945 (instantiate_scev): New.
2946 (instantiate_parameters): Moved...
2947 (resolve_mixers): Update call to instantiate_scev_1 to pass the
2948 same loop twice. Maintains the semantics for this function.
2949 * tree-scalar-evolution.h (instantiate_scev): Declare.
2950 (instantiate_parameters): ...here. Now static inline.
2951 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
2952 instead of resolve_mixers.
2954 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2956 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
2958 2008-05-09 Tomas Bily <tbily@suse.cz>
2960 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
2961 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
2962 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2963 * c-common.c (c_common_truthvalue_conversion): Likewise.
2964 * tree-object-size.c (compute_object_offset): Likewise.
2965 * tree-inline.c (estimate_num_insns_1): Likewise.
2966 * varasm.c (const_hash_1, compare_constant, copy_constant)
2967 (compute_reloc_for_constant, output_addressed_constants)
2968 (initializer_constant_valid_p): Likewise.
2969 * c-omp.c (check_omp_for_incr_expr): Likewise.
2970 * gimplify.c (gimplify_expr): Likewise.
2971 * c-typeck.c (c_finish_return): Likewise.
2972 * tree-vectorizer.c (supportable_widening_operation)
2973 (supportable_narrowing_operation): Likewise.
2974 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
2975 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
2976 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
2977 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
2978 (descr_info_loc): Likewise.
2979 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2980 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
2981 (fold_unary): Likewise.
2982 * builtins.c (get_pointer_alignment): Likewise.
2983 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
2984 (instantiate_parameters_1): Likewise.
2985 * tree.c (expr_align, stabilize_reference): Likewise.
2986 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
2987 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
2988 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
2989 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2990 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
2991 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
2993 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
2994 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
2995 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
2996 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
2997 (forward_propagate_comparison)
2998 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2999 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
3000 * emit-rtl.c (component_ref_for_mem_expr)
3001 (set_mem_attributes_minus_bitpos): Likewise.
3002 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
3003 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
3005 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
3006 (build_function_call, pointer_diff, build_compound_expr)
3007 (c_finish_return): Likewise.
3008 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
3009 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
3011 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
3012 * expr.c (is_aligning_offset): Likewise.
3013 * tree-ssa-alias.c (is_escape_site): Likewise.
3014 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
3015 (check_all_va_list_escapes): Likewise.
3016 * tree-ssa-loop-ivopts.c (determine_base_object)
3017 (determine_common_wider_type): Likewise.
3018 * dojump.c (do_jump): Likewise.
3019 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
3020 * tree-gimple.c (is_gimple_cast): Likewise.
3021 * fold-const.c (decode_field_reference, )
3022 (fold_sign_changed_comparison, fold_unary, fold_comparison)
3023 (fold_binary): Likewise.
3024 * tree-ssa-alias-warnings.c (find_alias_site_helper)
3025 (already_warned_in_frontend_p): Likewise.
3026 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
3027 * tree.c (really_constant_p, get_unwidened): Likewise.
3028 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3029 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3030 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
3032 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
3034 (CONVERT_EXPR_P): Define.
3035 (CASE_CONVERT): Define.
3037 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
3040 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
3041 (delete_unmarked_insns): When deleting a call, call
3042 delete_unreachable_blocks.
3043 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
3044 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
3046 2008-05-08 Richard Guenther <rguenther@suse.de>
3048 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
3049 (-ftree-salias): Likewise.
3050 (salias-max-implicit-fields): Remove param documentation.
3051 (salias-max-array-elements): Likewise.
3052 * tree-pass.h (pass_create_structure_vars): Remove.
3053 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
3054 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
3055 * tree-ssa-alias.c (create_structure_vars): Remove.
3056 (gate_structure_vars): Likewise.
3057 (pass_create_structure_vars): Likewise.
3058 (gate_build_alias): Likewise.
3059 (pass_build_alias): Adjust to run always and dump the function.
3060 * common.opt (ftree-salias): Hide.
3061 * passes.c (init_optimization_passes): Remove
3062 pass_create_structure_vars, adjust comment.
3063 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
3064 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
3065 * opts.c (decode_options): Do not set flag_tree_salias.
3066 (common_handle_option): Add OPT_ftree_salias to the backward
3067 compatibility section.
3069 2008-05-08 Richard Guenther <rguenther@suse.de>
3071 * tree-flow-inline.h (var_can_have_subvars): Move ...
3072 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
3073 * tree-flow.h (var_can_have_subvars): Remove.
3074 (push_fields_onto_fieldstack): Remove.
3075 (sort_fieldstack): Likewise.
3076 (struct fieldoff): Move ...
3077 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
3078 alias_set and base_for_components fields.
3079 (sort_fieldstack): Make static.
3080 (push_fields_onto_fieldstack): Likewise. Remove code that
3081 handles anything but RECORD_TYPEs. Remove alias_set and
3082 base_for_components handling.
3083 (create_variable_info_for): Adjust.
3085 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
3087 * common.opt (Wframe-larger-than=): Shorten the help message
3089 * doc/invoke.texi (Wframe-larger-than=): Add more description.
3091 2008-05-08 Rafael Espindola <espindola@google.com>
3093 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
3095 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
3096 trap and that both operands are gimple values.
3097 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
3098 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
3101 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
3103 * read-rtl.c (join_c_conditions): Return the first string if the
3104 two strings are equal.
3106 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
3108 * gensupport.h (pred_data): Add a "num_codes" field.
3109 (add_predicate_code): Declare.
3110 * gensupport.c (add_predicate_code): New function.
3111 (std_pred_table): Add an "allows_const_p" field.
3112 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
3113 Remove the (incomplete) list of such codes from the codes field.
3114 (init_predicate_table): Use add_predicate_code. Add all
3115 RTX_CONST_OBJs if allows_const_p is true.
3116 * genrecog.c (process_define_predicate): Use add_predicate_code.
3118 2008-05-08 David Daney <ddaney@avtrex.com>
3119 Richard Sandiford <rsandifo@nildram.co.uk>
3121 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
3122 special case of constant zero operands.
3123 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
3124 old and new values. Special case constant zero values.
3125 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
3127 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
3128 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
3130 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
3133 * simplify-rtx.c (simplify_plus_minus): Create CONST of
3134 similar RTX_CONST_OBJ before CONST_INT.
3136 2008-05-08 Steve Ellcey <sje@cup.hp.com>
3138 * stmt.c (expand_stack_restore): Change sa mode if needed.
3140 2008-05-08 Richard Guenther <rguenther@suse.de>
3142 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
3143 return type to bool.
3144 (ix86_sol10_return_in_memory): Likewise.
3145 (ix86_i386elf_return_in_memory): Likewise.
3146 (ix86_i386interix_return_in_memory): Likewise.
3147 * config/i386/i386.c (ix86_return_in_memory): Likewise.
3148 (ix86_sol10_return_in_memory): Likewise.
3149 (ix86_i386elf_return_in_memory): Likewise.
3150 (ix86_i386interix_return_in_memory): Likewise.
3152 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
3155 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
3157 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
3158 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
3161 2008-05-08 Richard Guenther <rguenther@suse.de>
3163 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
3164 * tree-data-ref.h (struct dr_alias): Remove subvars field.
3165 (DR_SUBVARS): Remove.
3166 * tree-dfa.c (dump_subvars_for): Remove.
3167 (debug_subvars_for): Likewise.
3168 (dump_variable): Do not dump subvars.
3169 (remove_referenced_var): Do not remove subvars.
3170 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
3171 (lookup_subvars_for_var): Remove.
3172 (get_subvars_for_var): Likewise.
3173 (get_subvars_at): Likewise.
3174 (get_first_overlapping_subvar): Likewise.
3175 (overlap_subvar): Likewise.
3176 * tree-flow.h (subvar_t): Remove.
3177 (struct var_ann_d): Remove subvars field.
3178 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
3179 argument. Remove special handling of SFTs.
3180 (compute_tag_properties): Likewise.
3181 (set_initial_properties): Likewise.
3182 (compute_call_clobbered): Likewise.
3183 (count_mem_refs): Likewise.
3184 (compute_memory_partitions): Likewise.
3185 (compute_flow_insensitive_aliasing): Likewise.
3186 (setup_pointers_and_addressables): Likewise.
3187 (new_type_alias): Likewise.
3188 (struct used_part): Remove.
3189 (used_portions): Likewise.
3190 (struct used_part_map): Likewise.
3191 (used_part_map_eq): Likewise.
3192 (used_part_map_hash): Likewise.
3193 (free_used_part_map): Likewise.
3194 (up_lookup): Likewise.
3195 (up_insert): Likewise.
3196 (get_or_create_used_part_for): Likewise.
3197 (create_sft): Likewise.
3198 (create_overlap_variables_for): Likewise.
3199 (find_used_portions): Likewise.
3200 (create_structure_vars): Likewise.
3201 * tree.def (STRUCT_FIELD_TAG): Remove.
3202 * tree.h (MTAG_P): Adjust.
3203 (struct tree_memory_tag): Remove base_for_components and
3204 unpartitionable flags.
3205 (struct tree_struct_field_tag): Remove.
3206 (SFT_PARENT_VAR): Likewise.
3207 (SFT_OFFSET): Likewise.
3208 (SFT_SIZE): Likewise.
3209 (SFT_NONADDRESSABLE_P): Likewise.
3210 (SFT_ALIAS_SET): Likewise.
3211 (SFT_UNPARTITIONABLE_P): Likewise.
3212 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
3213 (union tree_node): Remove sft field.
3214 * alias.c (get_alias_set): Remove special handling of SFTs.
3215 * print-tree.c (print_node): Remove handling of SFTs.
3216 * tree-dump.c (dequeue_and_dump): Likewise.
3217 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
3218 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
3219 * tree-predcom.c (set_alias_info): Do not set subvars.
3220 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
3221 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
3222 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
3223 (add_vars_for_offset): Remove.
3224 (add_virtual_operand): Remove special handling of SFTs.
3225 (add_call_clobber_ops): Likewise.
3226 (add_call_read_ops): Likewise.
3227 (get_asm_expr_operands): Likewise.
3228 (get_modify_stmt_operands): Likewise.
3229 (get_expr_operands): Likewise.
3230 (add_to_addressable_set): Likewise.
3231 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
3232 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
3233 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
3234 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
3235 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
3236 (tree_node_structure): Likewise.
3237 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
3239 (find_what_p_points_to): Likewise.
3241 2008-05-08 Sa Liu <saliu@de.ibm.com>
3243 * config/spu/spu.md: Fixed subti3 pattern.
3245 2008-05-08 Richard Guenther <rguenther@suse.de>
3248 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
3249 sure to create a representative for trailing arrays for PTA.
3251 2008-05-08 Richard Guenther <rguenther@suse.de>
3254 * fold-const.c (operand_equal_p): Two objects which types
3255 differ in pointerness are not equal.
3257 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
3259 * calls.c (compute_argument_block_size): Add argument tree fndecl.
3260 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
3261 (emit_library_call_value_1): Add new variable fndecl initialized by
3262 NULL_TREE. It should be the decl type of orgfun, but this information
3263 seems not to be available here, so it uses the default calling abi.
3264 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
3265 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
3266 by TARGET_RETURN_IN_MEMORY.
3267 * config/i386/i386-interix.h: Likewise.
3268 * config/i386/i386.h: Likewise.
3269 * config/i386/i386elf.h: Likewise.
3270 * config/i386/ptx4-i.h: Likewise.
3271 * config/i386/sol2-10.h: Likewise.
3272 * config/i386/sysv4.h: Likewise.
3273 * config/i386/vx-common.h: Likewise.
3274 * config/cris/cris.h: Removed #if 0 clause.
3275 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
3276 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
3278 (ix86_sol10_return_in_memory): Likewise.
3279 (ix86_i386elf_return_in_memory): New.
3280 (ix86_i386interix_return_in_memory): New.
3281 * config/mt/mt-protos.h (mt_return_in_memory): New.
3282 * config/mt/mt.c: Likewise.
3283 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3284 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
3285 * config/bfin/bfin.h: Likewise.
3286 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
3288 * config/bfin/bfin.c: Likewise.
3289 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3290 * config/alpha/unicosmk.h: Likewise.
3291 * config/i386/cygming.h: Likewise.
3292 * config/iq2000/iq2000.h: Likewise.
3293 * config/mips/mips.h: Likewise.
3294 * config/mn10300/mn10300.h: Likewise.
3295 * config/rs6000/rs6000.h: Likewise.
3296 * config/score/score.h: Likewise.
3297 * config/spu/spu.h: Likewise.
3298 * config/v850/v850.h: Likewise.
3299 * defaults.h: Likewise.
3300 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
3301 * expr.c (emit_block_move): Adjust use of
3302 OUTGOING_REG_PARM_STACK_SPACE.
3303 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
3304 OUTGOING_REG_PARM_STACK_SPACE.
3305 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
3307 2008-05-08 Jakub Jelinek <jakub@redhat.com>
3309 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
3310 on OMP_RETURN for OMP_FOR.
3313 * dwarf2out.c (dw_expand_expr, common_check): Removed.
3314 (fortran_common): New function.
3315 (gen_variable_die): Call fortran_common instead of common_check,
3316 adjust for it returning tree instead of rtx. Formatting.
3318 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3322 * see.c (see_copy_insn): Copy new pure const attributes for new call.
3323 * c-decl.c (merge_decls): Ditto.
3324 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
3325 to RTL_CONST_OR_PURE_CALL_P.
3326 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
3327 Initialized DECL_LOOPING_CONST_PURE.
3328 (process_call_operands): Set tree_side_effects properly.
3329 * tree.h (TREE_READONLY_DECL_P): Removed.
3330 (DECL_IS_PURE): Renamed to DECL_PURE_P.
3331 (DECL_LOOPING_OR_CONST_P): New macro.
3332 (struct tree_function_decl): Added looping_const_or_pure_p.
3334 (ECF_LOOPING_OR_CONST_P): New macro.
3335 * rtlanal.c (pure_const_p): Removed.
3336 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
3337 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
3338 to RTL_CONST_CALL_P.
3339 * ipa-pure-const.c (pure_const_state_e): Added looping field.
3340 (check_decl, check_tree, check_call, scan_function): Initialize
3342 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
3343 (static_execute): Set looping true for recursive functions.
3344 Undo setting state to IPA_NEITHER for recursive functions.
3346 * ifcvt.c (noce_can_store_speculate_p): Changed
3347 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
3348 RTL_CONST_OR_PURE_CALL_P.
3349 * dse.c (scan_insn): Ditto.
3350 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
3351 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
3352 RTL_CONST_OR_PURE_CALL_P.
3353 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
3354 pure_call_p to RTL_CONST_CALL_P.
3355 * gimplify.c (gimplify_call_expr): Clear side effects for
3356 non-looping pure and constant calls.
3357 * calls.c (emit_call_1): Set rtl flags from ecf flags.
3358 (flags_from_decl_or_type): Set ecf flags from decl flags.
3359 (initialize_argument_information): Turn off
3360 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
3361 Change const to pure if callee_copies is true rather than just
3363 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
3364 way of marking pure calls.
3365 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
3366 Remove hack that was supposed to fix pr7335 and remove old
3367 way of marking pure calls.
3368 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
3369 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
3370 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
3371 RTL_CONST_OR_PURE_CALL_P.
3372 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
3373 * loop-invariant.c (find_exits, find_invariant_bb): Changed
3374 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
3375 * sched-deps.c (schedule_analyze): Ditto.
3376 * rtl.h (struct rtx_def): Use call field, unchanging field, and
3377 return_val field of calls to represent pure and const function info.
3378 (CONST_OR_PURE_CALL_P): Deleted macro.
3379 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
3380 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
3381 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
3383 * tree-optimize.c (execute_fixup_cfg): Added test for
3384 ECF_LOOPING_CONST_OR_PURE.
3385 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
3387 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
3388 effects for looping pure or const calls.
3389 (verify_gimple_expr): Added verification code.
3390 * config/alpha/alpha.c (alpha_legitimize_address,
3391 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
3393 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
3394 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
3395 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
3396 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
3397 RTL_CONST_OR_PURE_CALL_P.
3398 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
3399 and const calls to be deleted.
3401 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3404 * config/i386/mmx.md (mmx_subv2sf3): New expander.
3405 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
3406 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
3407 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3408 to handle nonimmediate operands.
3409 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
3410 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
3411 to handle nonimmediate operands.
3412 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
3413 (mmx_pmulhrwv4hi3): New expander. Use
3414 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3415 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
3416 (sse2_umulv1siv1di3): New expander. Use
3417 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3418 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
3419 (mmx_eq<mode>3): New expander. Use
3420 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3421 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
3422 (mmx_uavgv8qi3): New expander. Use
3423 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3424 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
3425 (mmx_uavgv4hi3): New expander. Use
3426 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3428 * config/i386/sse.md
3429 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
3430 to handle nonimmediate operands.
3431 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
3432 to handle nonimmediate operands.
3433 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
3434 to handle nonimmediate operands.
3435 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
3436 to handle nonimmediate operands.
3437 (sse2_unpckhpd_exp): New expander. Use
3438 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3439 (sse2_unpcklpd_exp): New expander. Use
3440 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3441 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
3442 to handle nonimmediate operands.
3443 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
3444 to handle nonimmediate operands.
3445 (*sse2_<plusminus_insn><mode>3): Rename from
3446 sse2_<plusminus_insn><mode>3 insn pattern.
3447 (sse2_<plusminus_insn><mode>3): New expander. Use
3448 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3449 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
3450 (sse2_umulv2siv2di3): New expander. Use
3451 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3452 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
3453 (sse4_1_mulv2siv2di3): New expander. Use
3454 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3455 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
3456 (sse2_pmaddwd): New expander. Use
3457 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3458 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
3459 (sse2_eq<mode>3): New expander. Use
3460 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3461 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
3462 (sse4_1_eqv2di3): New expander. Use
3463 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3464 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3465 (sse2_uavgv16qi3): New expander. Use
3466 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3467 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3468 (sse2_uavgv16qi3): New expander. Use
3469 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3470 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
3471 (sse2_uavgv8hi3): New expander. Use
3472 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3473 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
3474 (ssse3_pmulhrswv8hi3): New expander. Use
3475 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3476 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
3477 (ssse3_pmulhrswv4hi3): New expander. Use
3478 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3480 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
3481 (<sse>_vmmul<mode>3): Ditto.
3482 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
3484 (ssse3_pmaddubsw128): Use register_operand for operand 1.
3485 (ssse3_pmaddubsw): Ditto.
3487 * config/i386/i386.c (struct_builtin_description)
3488 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
3489 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
3490 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
3491 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
3492 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
3493 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
3494 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
3495 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
3496 (ix86_fixup_binary_operands): Assert that src1
3497 and src2 must have the same mode when swapped.
3498 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
3499 and ix86_binary_operator_ok. Do not force operands in registers
3502 2008-05-07 Jan Hubicka <jh@suse.cz>
3504 * cgraph.c (dump_cgraph_node): Update.
3505 * cgraph.h (cgraph_local_info): Break out inline summary.
3506 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
3508 * ipa-inline (inline_summary): New accestor function.
3509 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
3510 cgraph_decide_inlining, compute_inline_parameters): Update.
3511 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
3513 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
3515 Cleanup ColdFire scheduling support and add V4 pipeline model.
3517 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
3518 (define_attr cpu): Add cfv4 value.
3519 (define_attr type, define_attr type1): Merge into a single 'type'
3520 attribute. Update all uses.
3521 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
3522 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
3524 (define_attr opx_mem, define_attr opy_mem): Remove.
3525 (define_attr op_mem): Clean up, update comment.
3526 (define_attr size): Use specific values instead of general int.
3527 (define_attr guess, define_attr split): Remove. Update all uses.
3528 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
3529 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
3530 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
3531 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
3532 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
3533 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
3534 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
3535 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
3536 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
3537 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
3538 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
3539 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
3540 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
3541 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
3542 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
3543 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
3544 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
3545 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
3546 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
3547 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
3548 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
3549 Update or set attributes.
3550 (stack_tie): New fake instruction.
3552 * config/m68k/m68k.h (TUNE_CFV4): New macro.
3553 (m68k_sched_attr_size): Update declaration.
3554 (m68k_sched_attr_type2): Remove.
3555 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
3556 Declare new bypass predicates.
3558 * config/m68k/m68k.c (m68k_sched_issue_rate,
3559 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
3561 (TARGET_SCHED_ISSUE_RATE,
3562 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
3563 (override_options): Handle scheduling for ColdFire V4 core.
3564 (m68k_expand_prologue): Emit stack_tie.
3565 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
3566 'OP_TYPE_FPN'. Update all uses.
3567 (sched_guess_p): Remove.
3568 (sched_address_type): Handle symbolic addresses.
3569 (sched_get_operand): New static function.
3570 (sched_operand_type): Merge into sched_attr_op_type.
3571 (sched_attr_op_type): Handle FP registers, handle quick constants,
3573 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
3574 (m68k_sched_attr_size): Update. Move logic to ...
3575 (sched_get_attr_size_int): New static function.
3576 (sched_get_opxy_mem_type): New static function.
3577 (m68k_sched_attr_op_mem): Update.
3578 (m68k_sched_attr_type2): Remove.
3579 (sched_cfv4_bypass_data): New static variable.
3580 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
3581 (m68k_sched_issue_rate): Implement scheduler hook.
3582 (struct _sched_ib: enabled_p): New field.
3583 (m68k_sched_variable_issue): Update. Handle V4.
3584 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
3585 sched_dump_class_func_t, sched_dump_split_class,
3586 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
3587 sched_dump_dfa_class, m68k_sched_dump): Remove.
3588 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
3590 (m68k_sched_init_global): Remove statisctics dumping, introduce
3591 sanity check that all instructions have pipeline reservations. Handle
3593 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
3594 Handle ColdFire V4 core.
3595 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
3596 New static functions.
3597 (m68k_sched_address_bypass_p): New bypass predicate.
3598 (sched_get_indexed_address_scale): New static function.
3599 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
3601 * cf.md: Update comments.
3602 (define_attr type2): Remove. Use 'type' attribute instead.
3604 (cf_ib): Rename to cfv123_ib. Update all uses.
3605 (cf_oep): Rename to cfv123_oep. Update all uses.
3606 (cf_chr): Rename to cfv123_chr. Update all uses.
3607 (cf_mem): Rename to cfv123_mem. Update all uses.
3608 (cf_mac): Move to more appropriate place.
3609 (cfv123_guess): New automaton and cpu_unit.
3610 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
3611 Update uses of 'size' attribute. Handle before reload scheduling.
3612 (cfv123_guess): New dummy reservation for unhandled instructions.
3613 (cfv4_*): Pipeline description of ColdFire V4 core.
3614 (ignore): New reservation to handle 'ignore' type.
3616 2008-05-07 Ian Lance Taylor <iant@google.com>
3619 * gimplify.c (find_single_pointer_decl_1): Don't look through
3621 (find_single_pointer_decl): Adjust comments.
3623 2008-05-07 Jakub Jelinek <jakub@redhat.com>
3626 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
3627 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
3630 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
3631 integral type rather than floating point, then VIEW_CONVERT_EXPR
3632 to the floating point type.
3634 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3636 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
3637 TFmode op0 to register.
3639 2008-05-07 Alan Modra <amodra@bigpond.net.au>
3641 * c-decl.c (grokdeclarator): Comment typo.
3643 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
3645 * tree-flow.h: Remove prototype for computed_goto_p.
3646 * tree-cfg.c (computed_goto_p): Make static.
3648 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
3651 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
3652 (contains_aligned_value_p): This. Handle _Decimal128.
3653 (ix86_function_arg_boundary): Only align _Decimal128 to its
3654 natural boundary and handle it properly.
3656 2008-05-06 Martin Jambor <mjambor@suse.cz>
3658 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
3659 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
3660 (ipcp_method_set_orig_node): Removed.
3661 (ipcp_cval_get_cvalue_type): Removed.
3662 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
3663 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
3664 (ipcp_cval_set_cvalue_type): Removed.
3665 (ipcp_cval_get_cvalue): Removed.
3666 (ipcp_cval_set_cvalue): Removed.
3667 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
3668 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
3669 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
3670 (ipcp_cval_meet): Renamed to ipa_lattice_meet
3671 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
3672 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
3673 (ipcp_get_ith_lattice): Changed parameters.
3674 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
3675 (ipcp_lattice_from_jfunc): Changed parameters.
3676 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
3677 (ipcp_method_cval_print): Added temporary variable info.
3678 (ipcp_redirect): Removed already unused local variable caller.
3679 (ipcp_redirect): New temporary variable orig_callee_info
3680 (ipcp_redirect): Removed newly unused local variable callee.
3681 (ipcp_redirect): Removed (a bit confusing) local variable type.
3682 (ipcp_insert_stage): Added local variable info.
3683 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
3685 (ipcp_formal_create): Removed.
3686 (ipcp_method_cval_set): Removed.
3687 (ipcp_propagate_stage): Renamed lattice variables.
3688 (ipcp_method_cval_set_cvalue_type): Removed.
3689 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
3690 (ipcp_print_all_lattices): Changed printed strings to refer to
3691 lattices rather than cvals.
3692 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
3693 (ipcp_propagate_const): Changed formal parameters.
3694 (build_const_val): Changed formal parameters.
3695 (ipcp_insert_stage): Removed useless variable cvalue
3696 (build_const_val): Changed formal parameters.
3697 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
3698 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
3699 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
3700 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
3701 (ipcp_print_func_profile_counts): Changed string from "method" to
3703 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
3704 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
3705 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
3706 (ipcp_structures_print): Renamed to ipcp_print_all_structures
3707 (ipcp_profile_print): Renamed to ipcp_print_profile_data
3708 (ipcp_lat_is_const): Changed parameters and made inline.
3709 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
3710 (ipcp_redirect): Renamed to ipcp_need_redirect_p
3711 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
3712 the predicate condition directly
3713 (ipcp_propagate_stage): Added local variable args. Removed local
3714 variable callee. (Both are mere code simplifications.)
3715 (ipcp_method_dont_insert_const): Renamed to
3716 ipcp_node_not_modifiable_p.
3717 (ipcp_node_not_modifiable_p): Made inline.
3718 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
3719 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
3720 (ipcp_print_all_lattices): Removed variable cvalue
3721 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
3724 2008-05-06 Olivier Hainque <hainque@adacore.com>
3726 * tree-sra.c (try_instantiate_multiple_fields): Early return
3727 if field has POINTER_TYPE.
3729 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
3731 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
3732 by using 'q' specifier for instruction.
3733 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
3735 2008-05-06 Anatoly Sokolov <aesok@post.ru>
3737 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
3738 Change mode of zero_extract from QImode to HImode.
3739 (sign bit tests peepholes): (Ditto.).
3741 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
3743 * config/i386/mmx.md: Remove double backslashes from asm templates.
3744 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
3745 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3746 to handle nonimmediate operands.
3747 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
3748 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3749 to handle nonimmediate operands.
3750 (*mmx_<code>v2sf3_finite): New insn pattern.
3751 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
3752 (mmx_<code>v2sf3): New expander. Use
3753 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3754 (mmx_<plusminus_insn><mode>3): New expander. Use
3755 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3756 (*mmx_<plusminus_insn><mode>3): New insn pattern.
3757 (mmx_add<mode>3): Removed.
3758 (mmx_ssadd<mode>3): Ditto.
3759 (mmx_usadd<mode>3): Ditto.
3760 (mmx_sub<mode>3): Ditto.
3761 (mmx_sssub<mode>3): Ditto.
3762 (mmx_ussub<mode>3): Ditto.
3763 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
3764 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
3765 to handle nonimmediate operands.
3766 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
3768 (mmx_smulv4hi3_highpart): New expander. Use
3769 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3770 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
3772 (mmx_umulv4hi3_highpart): New expander. Use
3773 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3774 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
3775 (mmx_<code>v4hi3): New expander. Use
3776 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3777 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
3778 (mmx_<code>v8qi3): New expander. Use
3779 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3780 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
3781 (mmx_<code><mode>3): New expander. Use
3782 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3784 2008-05-05 Jan Hubicka <jh@suse.cz>
3786 PR tree-optimization/36118
3787 * passes.c (pass_init_dump_file): Fix dump header.
3789 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3792 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
3793 VCE for function decls.
3795 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
3797 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
3799 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
3801 * config/i386/i386.md (sat_plusminus): New.
3802 (plusminus_insn): Likewise.
3803 (plusminus_mnemonic): Likewise.
3805 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
3806 (*<addsub><mode>3_cc_overflow): Renamed to ...
3807 (*<plusminus_insn><mode>3_cc_overflow): This.
3808 (*<addsub>si3_zext_cc_overflow): Renamed to ...
3809 (*<plusminus_insn>si3_zext_cc_overflow): This.
3811 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
3812 (<plusminus_insn><mode>3): This.
3813 (*<addsub><mode>3): Renamed to ...
3814 (*<plusminus_insn><mode>3): This.
3815 (<sse>_vm<addsub><mode>3): Renamed to ...
3816 (<sse>_vm<plusminus_insn><mode>3): This.
3817 (sse3_h<addsub>v4sf3): Renamed to ...
3818 (sse3_h<plusminus_insn>v4sf3): This.
3819 (sse3_h<addsub>v2df3): Renamed to ...
3820 (sse3_h<plusminus_insn>v2df3): This.
3821 (<plusminus_insn><mode>3): New.
3822 (*<plusminus_insn><mode>3): Likewise.
3823 (sse2_<plusminus_insn><mode>3): Likewise.
3824 (add<mode>): Removed.
3825 (*add<mode>3): Likewise.
3826 (sse2_ssadd<mode>3): Likewise.
3827 (sse2_usadd<mode>3): Likewise.
3828 (sub<mode>3): Likewise.
3829 (*sub<mode>3): Likewise.
3830 (sse2_sssub<mode>3): Likewise.
3831 (sse2_ussub<mode>3): Likewise.
3833 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
3835 * gthr-single.h: Add in required interface elements as per gthr.h.
3836 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
3837 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
3838 Generalize UNUSED macro.
3839 (__gthread_once): Add.
3840 (__gthread_key_create): Add.
3841 (__gthread_key_delete): Add.
3842 (__gthread_getspecific): Add.
3843 (__gthread_setspecific): Add.
3845 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
3847 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
3848 the same size types for the indirect reference on the rhs, then
3851 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
3853 * config/i386/i386.md
3854 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
3855 one insn template instead of template series.
3856 (*xordi_1_rex64): Ditto.
3857 (*xordi_2_rex64): Ditto.
3859 2008-05-05 Ira Rosen <irar@il.ibm.com>
3861 PR tree-optimization/36119
3862 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
3865 2008-06-04 Jan Hubicka <jh@suse.cz>
3867 tree-optimization/36100
3868 * tree-pass.h (pass_O0_always_inline): Declare.
3869 * ipa-inline.c (inline_transform): Remove dead code.
3870 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
3871 pass_O0_always_inline): New.
3872 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
3874 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
3876 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
3877 mnemonic in this_param move for TARGET_64BIT.
3879 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
3881 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
3882 (*strmovsi_rex_1): Ditto.
3883 (*strsetsi_1): Ditto.
3884 (*strsetsi_rex_1): Ditto.
3886 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
3887 adddicc expanders using SWI mode iterator.
3889 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
3892 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
3895 2008-05-04 David S. Miller <davem@davemloft.net>
3897 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
3898 (sparc*-*-linux*): Use linux.h in tm_file.
3899 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
3900 compiler defaulting to 32-bit.
3901 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
3903 * config/sparc/linux.h: Remove definitions now obtained
3904 properly from linux.h
3905 * config/sparc/linux64.h: Likewise.
3906 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
3907 don't want this setting for 32-bit builds in a biarch compiler.
3908 * doc/install.texi: Add sparc-linux to list of targets
3909 supporting --enable-targets=all.
3911 2008-05-03 Andrew Pinski <pinskia@gmail.com>
3913 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
3915 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
3917 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
3918 after V4SI_FTYPE_V8HI.
3919 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
3920 case V4SI_FTYPE_V2DF.
3922 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
3924 * doc/invoke.texi (max-flow-memory-locations): Removed.
3925 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
3927 2008-05-03 Richard Guenther <rguenther@suse.de>
3930 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
3932 2008-05-02 David S. Miller <davem@davemloft.net>
3934 * config.gcc (need_64bit_hwint): Document libcpp dependency.
3936 2008-05-02 Simon Baldwin <simonb@google.com>
3939 * c-common.h (warn_array_subscript_range): Removed.
3940 * c-common.c (warn_array_subscript_range): Ditto.
3941 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
3942 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
3944 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3946 * config/i386/i386.c (ix86_special_builtin_type): New.
3947 (bdesc_special_args): Likewise.
3948 (ix86_expand_special_args_builtin): Likewise.
3949 (ix86_init_mmx_sse_builtins): Updated.
3950 (ix86_expand_builtin): Updated.
3951 (ix86_expand_store_builtin): Removed.
3952 (ix86_expand_unop_builtin): Likewise.
3954 * config/i386/mm3dnow.h (__v2sf): Moved to ...
3955 * config/i386/mmintrin.h (__v2sf): Here.
3957 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
3959 (_mm_loadl_pi): Likewise.
3960 (_mm_storeh_pi): Replace __v2si with __v2sf.
3961 (_mm_storel_pi): Likewise.
3963 * doc/extend.texi: Correct __builtin_ia32_loadhps,
3964 __builtin_ia32_loadlps, __builtin_ia32_storehps,
3965 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
3966 __builtin_ia32_loadlpd.
3968 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3970 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
3971 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
3972 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
3973 (ix86_init_mmx_sse_builtins): Updated.
3974 (ix86_expand_args_builtin): Likewise.
3975 (ix86_expand_builtin): Likewise.
3976 (ix86_expand_unop1_builtin): Renamed to ...
3977 (ix86_expand_unop_vec_merge_builtin): This.
3979 2008-05-01 Jan Hubicka <jh@suse.cz>
3982 * ipa-inline.c (inline_generate_summary): Make static.
3983 (inline_transform): Do not call inlining at -O0; make static.
3984 * passes.c (execute_todo): Add sanity check.
3985 (execute_one_ipa_transform_pass): Execute proper flags.
3987 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
3989 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
3990 (DECL_NONADDRESSABLE_P): Likewise.
3991 * alias.c (record_component_aliases): Fix comment.
3993 2008-05-01 Simon Baldwin <simonb@google.com>
3995 * c-common.h (warn_array_subscript_range): New function.
3996 * c-common.c (warn_array_subscript_range): Ditto.
3997 * tree-vrp.c (check_array_ref): Corrected code to agree with
3998 comment, ignoring only arrays of size 0 or size 1.
3999 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
4001 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4003 * config/i386/i386.c (ix86_builtin_type): Replace
4004 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
4005 (bdesc_args): Updated.
4006 (ix86_init_mmx_sse_builtins): Likewise.
4007 (ix86_expand_args_builtin): Likewise.
4009 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
4012 * doc/extend.texi: Correct __builtin_ia32_palignr.
4014 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4017 * config/i386/i386.c (bdesc_crc32): Removed.
4018 (ix86_expand_crc32): Likewise.
4019 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
4020 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
4021 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
4022 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
4023 UINT_FTYPE_UINT_UCHAR.
4024 (bdesc_args): Updated. Add crc32 builtins.
4025 (ix86_init_mmx_sse_builtins): Updated.
4026 (ix86_expand_args_builtin): Updated to support subreg.
4028 * doc/extend.texi: Correct __builtin_ia32_crc32di.
4030 2008-05-01 Jan Hubicka <jh@suse.cz>
4032 * tree-pass.h (opt_pass): Add IPA_PASS.
4033 (varpool_node, cgraph_node): Forward declare.
4034 (ipa_opt_pass): Define.
4035 (pass_ipa_inline): Turn into ipa_opt_pass.
4036 (pass_apply_inline): Remove.
4037 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
4038 (apply_inline): Turn into ....
4039 (inline_transform): ... this one.
4040 (inline_generate_summary): New function.
4041 (pass_apply_inline): Remove.
4042 * function.h (ipa_opt_pass): Forward declare structure; typedef;
4044 (struct function): Add ipa_transforms_to_apply.
4045 * passes.c (register_one_dump_file): Work on IPA_PASS.
4046 (init_optimization_passes): Remove pass_inline_parameters and
4048 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
4049 (execute_one_pass) ... here; apply transforms when possible.
4050 (add_ipa_transform_pass, execute_ipa_summary_asses,
4051 execute_one_ipa_transform_pass): New.
4052 (execute_ipa_pass_list): Update for IPA_PASS type.
4054 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4056 * config/i386/i386.c (ix86_builtin_type): Add
4057 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
4058 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
4059 (bdesc_args): Add SSE4a builtins.
4060 (ix86_init_mmx_sse_builtins): Updated.
4061 (ix86_expand_args_builtin): Likewise.
4062 (ix86_expand_builtin): Likewise.
4064 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4066 * config/i386/i386.c (ix86_builtin_type): Add
4067 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
4068 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
4069 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
4070 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
4071 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
4072 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
4073 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
4074 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
4075 and DI_FTYPE_DI_DI_INT.
4076 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
4077 (ix86_init_mmx_sse_builtins): Updated.
4078 (ix86_expand_args_builtin): Likewise.
4079 (ix86_expand_builtin): Likewise.
4080 (ix86_expand_binop_imm_builtin): Removed.
4082 * doc/extend.texi: Correct __builtin_ia32_palignr128.
4084 2008-04-30 Richard Guenther <rguenther@suse.de>
4086 PR tree-optimization/32921
4087 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
4089 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
4091 * config/arm/arm.c (arm_unwind_emit): Use
4092 crtl->all_throwers_are_sibcalls instead of
4093 cfun->all_throwers_are_sibcalls.
4094 (arm_output_fn_unwind): Likewise.
4095 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
4096 instead of cfun->uses_pic_offset_table.
4097 (frv_expand_prologue): Likewise.
4098 (frv_frame_pointer_required): Likewise.
4099 (frv_expand_fdpic_call): Likewise.
4100 (frv_emit_movsi): Likewise.
4101 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
4102 cfun->returns_pcc_struct instead of
4103 current_function_returns_pcc_struct.
4104 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
4105 instead of cfun->calls_eh_return.
4106 (m32c_pushm_popm): Likewise.
4107 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
4108 "extern" declaration.
4110 2008-04-30 Richard Guenther <rguenther@suse.de>
4112 PR tree-optimization/21636
4113 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
4115 (evaluate_stmt): Print the likely value.
4116 (ccp_visit_stmt): Avoid excessive vertical spacing.
4118 2008-04-30 Rafael Espindola <espindola@google.com>
4120 * builtins.c (fold_call_expr): Return realret.
4121 * tree-ssa-threadedge.c
4122 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
4123 __builtin_object_size.
4125 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
4127 * gcc.c (wrapper_string): New variable.
4128 (insert_wrapper): New function.
4129 (execute): New option -wrapper.
4130 * doc/invoke.texi (Overall Options): New driver option -wrapper.
4132 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
4134 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
4135 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
4136 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
4138 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
4139 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
4140 config/rs6000/e500crtres64gprctr.asm,
4141 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
4142 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
4143 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
4144 config/rs6000/e500crtsav64gprctr.asm,
4145 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
4146 config/rs6000/e500crtsavg64gprctr.asm: New files.
4147 * config/rs6000/t-ppccomm: Add build rules for new files.
4148 (LIB2FUNCS_STATIC_EXTRA): Add new files.
4149 * config/rs6000/t-netbsd: Add build rules for new files.
4150 (LIB2FUNCS_STATIC_EXTRA): New variable.
4151 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
4152 (CRTSAVRES_DEFAULT_SPEC): Likewise.
4153 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
4155 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
4157 * config/i386/i386.c (ix86_builtin_type): Add
4158 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
4159 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
4160 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
4161 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
4162 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
4163 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
4164 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
4165 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
4166 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
4167 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
4168 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
4169 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
4170 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
4171 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
4172 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
4173 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
4174 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
4175 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
4176 V1DI_FTYPE_V2SI_V2SI.
4177 (bdesc_2arg): Moved to ...
4179 (ix86_init_mmx_sse_builtins): Updated.
4180 (ix86_expand_args_builtin): Updated. Take a pointer
4181 to const struct builtin_description. Handle comparison
4183 (ix86_expand_sse_compare): Take a new argument for swapping operands.
4184 (ix86_expand_builtin): Updated.
4186 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
4187 (ssse3_pmaddubsw128): This.
4188 (ssse3_pmaddubswv4hi3): Renamed to ...
4189 (ssse3_pmaddubsw): This.
4191 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
4192 (__builtin_ia32_packssdw128): Likewise.
4193 (__builtin_ia32_packuswb128): Likewise.
4194 (__builtin_ia32_pmaddubsw): Likewise.
4195 (__builtin_ia32_pmaddubsw128): Likewise.
4197 2008-04-30 Richard Guenther <rguenther@suse.de>
4199 PR tree-optimization/14847
4200 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
4201 (recognize_bits_test): Use it.
4202 (recognize_single_bit_test): Likewise.
4204 2008-04-30 Martin Jambor <mjambor@suse.cz>
4206 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
4207 instead of setting number of formal parameters to zero.
4208 (ipcp_init_stage): Do not set the number of actual parameters to zero
4210 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
4211 which are called with variable number of arguments.
4212 (ipcp_insert_stage): Explicitely skipping all nodes which are
4213 called with variable number of arguments.
4214 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
4215 number of parameters.
4217 * ipa-prop.h (struct ipa_node_params): Added flag
4218 called_with_var_arguments
4219 (ipa_set_param_count): Added. Changed sole setter to use it.
4220 (ipa_get_param_count): Added. All readers of param_count
4221 converted to use it instead.
4222 (ipa_set_called_with_variable_arg): Added.
4223 (ipa_is_called_with_var_arguments): Added.
4224 (ipa_get_ith_param): Added. All readers of param_decls converted
4226 (ipa_set_cs_argument_count): Added, sole writer to argument_count
4228 (ipa_get_cs_argument_count): Added, all readers of argument_count
4230 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
4233 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
4234 (struct ipcp_lattice): Renamed cval_type to type
4235 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
4237 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
4238 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
4239 (ipcp_insert_stage): Changed the type of variable cvalue to tree
4240 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
4241 (build_const_val): Changed the type of parameter cvalue to tree
4242 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
4243 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
4245 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
4248 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
4249 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
4250 (ipa_add_method): Renamed to ipa_push_func_to_list
4251 (ipa_remove_method): Renamed to ipa_pop_func_from_list
4252 (ipa_callsite_param_count): Removed.
4253 (ipa_callsite_param_count_set): Removed.
4254 (ipa_callsite_param): Removed.
4255 (ipa_callsite_callee): Removed.
4256 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
4257 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
4258 (ipa_method_formal_count): Removed.
4259 (ipa_method_formal_count_set): Removed.
4260 (ipa_method_get_tree): Removed.
4261 (ipa_method_tree_map_create): Removed.
4262 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
4263 (ipa_create_param_decls_array): Creates the array itself
4264 (ipa_create_param_decls_array): Temporary variable info instead of
4266 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
4267 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
4268 (get_type): Removed.
4269 (ipa_jf_get_info_type): Removed.
4270 (ipa_node_create): Renamed to ipa_create_node_params
4271 (ipa_free): Renamed to ipa_free_all_node_params
4272 (ipa_nodes_create): Renamed to ipa_create_all_node_params
4273 (ipa_edges_create): Renamed to ipa_create_all_edge_args
4274 (ipa_edges_free): Renamed to ipa_free_all_edge_args
4275 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
4276 (ipa_free_all_node_params): Deallocation to jump_functions moved to
4277 ipa_free_all_edge_args
4278 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
4279 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
4280 (ipa_create_methodlist_node): Removed.
4281 (ipa_methodlist_method): Removed.
4282 (ipa_methodlist_method_set): Removed.
4283 (ipa_methodlist_next_method): Removed.
4284 (ipa_methodlist_next_method_set): Removed.
4285 (ipa_method_is_modified): Removed.
4286 (ipa_method_modify_create): Removed.
4287 (ipa_method_modify_init): Temporary variable info instead of a few
4289 (ipa_detect_param_modifications): Temporary variable info instead of
4291 (ipa_compute_jump_functions): Temporary variable info instead of
4293 (ipa_method_modify_set): Removed.
4294 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
4295 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
4296 than craph_node as the first parameter.
4297 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
4298 (ipa_method_modify_init): Removed.
4299 (ipa_compute_jump_functions): Added a temp variable instead of
4300 repeatadly dereferencing the cgraph_edge.aux pointer
4301 (ipa_callsite_param_set_type): Removed.
4302 (ipa_compute_jump_functions): i renamed to index and moved to
4304 (ipa_callsite_param_set_info_type_formal): Removed.
4305 (ipa_callsite_param_set_info_type): Removed.
4306 (ipa_callsite_param_map_create): Removed.
4307 (ipa_callsite_tree): Removed.
4308 (ipa_callsite_caller): Removed.
4309 (ipa_pop_func_from_list): return_method removed to return_func
4311 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
4312 prefixed all values with IPA_. Changed all users.
4313 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
4314 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
4315 and FORMAL_IPATYPE IPA_PASS_THROUGH.
4316 (union parameter_info): Renamed to jump_func_value.
4317 (union jump_func_value): Renamed value to constant
4318 (struct ipa_jump_func): Renamed info_type to value
4319 (struct ipa_node): Renamed to ipa_node_params
4320 (struct ipa_node_params): Renamed ipa_arg_num to param_count
4321 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
4322 (struct ipa_node_params): Renamed ipa_mod to modified_flags
4323 (struct ipa_edge): Renamed to ipa_edge_args
4324 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
4325 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
4326 (struct ipa_methodlist): Renamed to ipa_func_list
4327 (struct ipa_func_list): method_p renamed to node, next_method
4329 (ipa_methodlist_p): Removed, switched all users to struct pointer
4330 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
4332 2008-04-30 Alan Modra <amodra@bigpond.net.au>
4334 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
4335 (rs6000_emit_epilogue): Use backchain to restore only when we
4336 have a large frame. Make use of frame pointer to restore if we
4337 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
4339 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
4341 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
4342 Add mode to zero_extract.
4343 (sign bit tests peepholes): (Ditto.).
4345 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
4347 * config/i386/i386.c (ix86_builtins): Replace Prescott New
4348 Instructions in comments with SSE3.
4349 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
4350 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
4351 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
4352 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
4353 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
4354 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
4355 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
4356 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
4357 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
4358 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
4359 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
4360 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
4361 (bdesc_sse_args): Renamed to ...
4362 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
4363 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
4364 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
4366 (bdesc_1arg): Moved to ...
4368 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
4369 Instructions in comments with SSE3.
4370 (ix86_expand_sse_operands_builtin): Renamed to ...
4371 (ix86_expand_args_builtin): This. Updated.
4372 (ix86_expand_unop1_builtin): Update comments.
4373 (ix86_expand_builtin): Updated.
4375 2008-04-29 Richard Guenther <rguenther@suse.de>
4377 PR tree-optimization/36078
4378 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
4379 Update virtual SSA form after cleaning up the CFG.
4381 2008-04-29 Richard Guenther <rguenther@suse.de>
4384 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
4386 2008-04-29 Richard Guenther <rguenther@suse.de>
4388 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
4389 (compute_may_aliases): Do not call finalize_ref_all_pointers.
4390 (compute_flow_insensitive_aliasing): Do not treat
4391 PTR_IS_REF_ALL pointers special.
4392 (get_smt_for): Likewise.
4393 (may_alias_p): Re-structure.
4394 (is_escape_site): A ref-all pointer conversion is not an escape site.
4395 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
4396 PTR_IS_REF_ALL pointers special.
4397 * tree-ssa-structalias.h (struct alias_info): Remove
4398 ref_all_symbol_mem_tag field.
4399 (PTR_IS_REF_ALL): Remove.
4401 2008-04-29 Richard Guenther <rguenther@suse.de>
4404 * fold-const.c (extract_muldiv_1): In combining division constants
4405 make sure to never overflow.
4407 2008-04-29 Nick Clifton <nickc@redhat.com>
4409 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
4411 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4414 * optc-gen.awk: Work around HP-UX/IA awk bug.
4416 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
4418 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
4421 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4424 * config/i386/i386.md
4425 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
4426 Change operand 1 predicate to nonimmediate_operand.
4428 2008-04-28 Jakub Jelinek <jakub@redhat.com>
4431 * dwarf2out.c (struct die_struct): Mark as chain_circular through
4433 * gengtype.c (walk_type, write_func_for_structure): Handle
4435 * doc/gty.texi: Document chain_circular.
4437 2008-04-28 Richard Guenther <rguenther@suse.de>
4439 PR tree-optimization/36066
4440 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
4443 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4446 * config/i386/i386.md
4447 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
4448 Use match_scratch instead of match_operand for operands 3 and 4.
4450 2008-04-27 Richard Guenther <rguenther@suse.de>
4452 PR tree-optimization/18754
4453 PR tree-optimization/34223
4454 * tree-pass.h (pass_complete_unrolli): Declare.
4455 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
4456 loop size before and after unconditionally of UL_NO_GROWTH in effect.
4457 Rewrite loop into loop closed SSA form if it is not already.
4458 (tree_unroll_loops_completely): Re-structure to iterate over
4459 innermost loops with intermediate CFG cleanups.
4460 Unroll outermost loops only if requested or the code does not grow
4462 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
4463 loops are available.
4464 (tree_vectorize): Instead do so here.
4465 (tree_complete_unroll): Also unroll outermost loops.
4466 (tree_complete_unroll_inner): New function.
4467 (gate_tree_complete_unroll_inner): Likewise.
4468 (pass_complete_unrolli): New pass.
4469 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
4470 uses outside of the loop.
4471 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
4472 form if it is available.
4473 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
4474 * passes.c (init_optimization_passes): Schedule complete inner
4475 loop unrolling pass before the first CCP pass after final inlining.
4477 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
4479 * targhooks.h (default_emutls_var_fields,
4480 default_emutls_var_init): Declare.
4481 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
4482 * target.h (struct gcc_target): Add struct emutls member.
4483 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
4484 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
4485 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
4486 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
4487 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
4488 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
4489 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
4490 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
4491 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
4492 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
4493 emit debug information.
4494 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
4495 * varasm.c: Include targhooks.h.
4496 (emutls_object_section, emutls_tmpl_section): New.
4497 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
4498 (EMUTLS_SEPARATOR): New.
4500 (get_emutls_object_name): New.
4501 (default_emutls_var_fields): New, broken out of ...
4502 (get_emutls_object_type): ... here. Adjust to use target hooks.
4503 (get_emutls_init_templ_addr): Adjust to use target hooks.
4504 (emutls_decl): Adjust to use target hooks.
4505 (emutls_finish): Likewise.
4506 (default_emutls_var_init): New, broken out of ...
4507 (assemble_variable): ... here. Adjust to use target hooks.
4508 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
4510 * c-common.c (handle_section_attribute): Prevent overriding
4511 sections for emulated tls with special sections.
4512 * config/i386/i386.c (x86_64_elf_select_section): Add
4513 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
4514 (x86_64_elf_unique_section): Likewise.
4515 * config/vxworks.c: Include tree.h.
4516 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
4517 (vxworks_override_options): Set TLS scheme.
4518 * doc/tm.texi (Emulated TLS): New node.
4520 2008-04-26 Simon Baldwin <simonb@google.com>
4523 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
4524 with propagated string constants.
4526 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
4528 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
4529 constraint for operand 2 when operand 0 is memory operand.
4530 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
4531 operand 0 is memory operand.
4532 (fix_trunc<mode>_i387_with_temp): Ditto.
4533 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
4534 operand 2 when operand 1 is memory operand.
4535 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
4536 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
4537 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
4538 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
4539 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
4540 operands 2,3 and 4 when operand 1 is memory operand.
4541 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
4543 (fistdi2_floor_with_temp): Ditto.
4544 (fist<mode>2_floor_with_temp): Ditto.
4545 (fistdi2_ceil_with_temp): Ditto.
4546 (fist<mode>2_ceil_with_temp): Ditto.
4547 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
4549 2008-04-26 David Daney <ddaney@avtrex.com>
4551 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
4553 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
4554 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
4555 UNSPEC_UPDATE_GOT_VERSION): Renumber.
4556 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
4557 (compare_and_swap_12): New insn.
4558 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
4559 * config/mips/mips.c (mips_force_binary): New function.
4560 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
4561 (mips_expand_compare_and_swap_12): New function.
4562 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
4564 2008-04-25 Jan Hubicka <jh@suse.cz>
4567 * cfgexpand.c (pass_expand): Turn into RTL pass.
4568 * passes.c (execute_one_pass): Do pass typechecking after execution.
4569 * tree-pass.h (pass_expand): Turn into RTL pass.
4571 * function.h (struct rtl_data): Move here fields
4572 accesses_prior_frames, calls_eh_return, saves_all_registers,
4573 has_nonlocal_goto, has_asm_statement, is_thunk,
4574 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
4575 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
4576 arg_pointer_save_area_init from struct function; turn into bool.
4577 (struct function): Move
4578 calls_eh_return, saves_all_registers, has_nonlocal_goto,
4579 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
4580 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
4581 tail_call_emit, arg_pointer_save_area_init
4582 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
4583 (current_function_returns_struct, current_function_returns_pcc_struct,
4584 current_function_calls_setjmp, current_function_calls_alloca,
4585 current_function_accesses_prior_frames,
4586 current_function_calls_eh_return, current_function_is_thunk,
4587 current_function_stdarg, current_function_profile,
4588 current_function_limit_stack, current_function_uses_pic_offset_table,
4589 current_function_uses_const_pool, current_function_has_nonlocal_label,
4590 current_function_saves_all_registers,
4591 current_function_has_nonlocal_goto,
4592 current_function_has_asm_statement): Remove accesor macros.
4593 * ra-conflict.c (global_conflicts): Update.
4594 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
4595 (suitable_for_tail_call_opt_p): Update.
4596 * builtins.c (expand_builtin_return_addr): Update.
4597 (expand_builtin_setjmp_setup): Update.
4598 (expand_builtin_nonlocal_goto): Update.
4599 * final.c (final_start_function): Update.
4600 (profile_function): Update.
4601 (leaf_function_p): Update.
4602 (only_leaf_regs_used): Update.
4603 * df-scan.c (df_get_exit_block_use_set): Update.
4604 * dojump.c (clear_pending_stack_adjust): Update.
4605 * tree-stdarg.c (gate_optimize_stdarg): Update.
4606 * gimple-low.c (lower_function_body): Update.
4607 * global.c (compute_regsets): Update.
4608 (global_alloc): Update.
4609 * dwarf2out.c (dwarf2out_begin_prologue): Update.
4610 * expr.c (expand_assignment): Update.
4611 * dse.c (dse_step0): Update.
4612 (dse_step1): Update.
4613 * c-decl.c (store_parm_decls): Update.
4614 * local-alloc.c (combine_regs): Update.
4615 (find_free_reg): Update.
4616 * function.c (assign_parms_augmented_arg_list): Update.
4617 (assign_parm_find_data_types): Update.
4618 (assign_parms): Update.
4619 (allocate_struct_function): Update.
4620 (expand_function_start): Update.
4621 (expand_function_end): Update.
4622 (get_arg_pointer_save_area): Update.
4623 (thread_prologue_and_epilogue_insns): Update.
4624 (rest_of_match_asm_constraints): Update.
4625 * stor-layout.c (variable_size): Update.
4626 * gcse.c (gcse_main): Update.
4627 (bypass_jumps): Update.
4628 * gimplify.c (gimplify_function_tree): Update.
4629 * calls.c (emit_call_1): Update.
4630 (expand_call): Update.
4631 * bt-load.c (compute_defs_uses_and_gen): Update.
4632 * except.c (sjlj_assign_call_site_values): Update.
4633 (sjlj_emit_function_enter): Update.
4634 (can_throw_external): Update.
4635 (set_nothrow_function_flags): Update.
4636 (expand_builtin_unwind_init): Update.
4637 (expand_eh_return): Update.
4638 (convert_to_eh_region_ranges): Update.
4639 (output_function_exception_table): Update.
4640 * emit-rtl.c (gen_tmp_stack_mem): Update.
4641 * cfgexpand.c (expand_used_vars): Update.
4642 (tree_expand_cfg): Update.
4643 * cfgcleanup.c (rest_of_handle_jump): Update.
4644 * explow.c (allocate_dynamic_stack_space): Update.
4645 * varasm.c (assemble_start_function): Update.
4646 (force_const_mem): Update.
4647 (mark_constant_pool): Update.
4648 * tree-optimize.c (tree_rest_of_compilation): Update.
4649 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
4650 * tree-cfg.c (notice_special_calls): Update.
4651 (is_ctrl_altering_stmt): Update.
4652 (tree_can_make_abnormal_goto): Update.
4653 (tree_purge_dead_abnormal_call_edges): Update.
4654 * config/alpha/predicates.md: Update.
4655 * config/alpha/alpha.c (alpha_sa_mask): Update.
4656 (alpha_sa_size): Update.
4657 (alpha_does_function_need_gp): Update.
4658 (alpha_expand_prologue): Update.
4659 (alpha_start_function): Update.
4660 (alpha_output_function_end_prologue): Update.
4661 (alpha_expand_epilogue): Update.
4662 * config/frv/frv.c (frv_stack_info): Update.
4663 (frv_expand_epilogue): Update.
4664 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
4665 (s390_register_info): Update.
4666 (s390_frame_info): Update.
4667 (s390_init_frame_layout): Update.
4668 (s390_can_eliminate): Update.
4669 (save_gprs): Update.
4670 * config/spu/spu.c (spu_split_immediate): Update.
4671 (need_to_save_reg): Update.
4672 (spu_expand_prologue): Update.
4673 (spu_expand_epilogue): Update.
4674 * config/sparc/sparc.md: Update.
4675 * config/sparc/sparc.c (eligible_for_return_delay): Update.
4676 (sparc_tls_got): Update.
4677 (legitimize_pic_address): Update.
4678 (sparc_emit_call_insn): Update.
4679 (sparc_expand_prologue): Update.
4680 (output_return): Update.
4681 (print_operand): Update.
4682 (sparc_function_ok_for_sibcall): Update.
4683 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
4684 * config/m32r/m32r.md: Update.
4685 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
4686 (m32r_compute_frame_size): Update.
4687 (m32r_expand_prologue): Update.
4688 (m32r_expand_epilogue): Update.
4689 (m32r_legitimize_pic_address): Update.
4690 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
4691 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
4692 * config/i386/i386.c (ix86_frame_pointer_required): Update.
4694 (ix86_save_reg): Update.
4695 (ix86_compute_frame_layout): Update.
4696 (ix86_expand_prologue): Update.
4697 (ix86_expand_epilogue): Update.
4698 * config/sh/sh.c (output_stack_adjust): Update.
4699 (calc_live_regs): Update.
4700 (sh5_schedule_saves): Update.
4701 (sh_expand_prologue): Update.
4702 (sh_expand_epilogue): Update.
4703 (sh_setup_incoming_varargs): Update.
4704 (sh_allocate_initial_value): Update.
4705 (sh_get_pr_initial_val): Update.
4706 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
4707 * config/sh/sh.md (label:): Update.
4708 * config/avr/avr.c (out_movhi_mr_r): Update.
4709 * config/crx/crx.h (enum): Update.
4710 * config/xtensa/xtensa.h (along): Update.
4711 * config/stormy16/stormy16.c Update.
4712 (xstormy16_compute_stack_layout): Update.
4713 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
4714 (fr30_expand_prologue): Update.
4715 * config/cris/cris.c (cris_conditional_register_usage): Update.
4716 (cris_reg_saved_in_regsave_area): Update.
4717 (cris_initial_frame_pointer_offset): Update.
4718 (cris_simple_epilogue): Update.
4719 (cris_expand_prologue): Update.
4720 (cris_expand_epilogue): Update.
4721 (cris_expand_pic_call_address): Update.
4722 (cris_asm_output_symbol_ref): Update.
4723 (cris_asm_output_label_ref): Update.
4724 * config/cris/cris.md Update.
4725 * config/iq2000/iq2000.c (compute_frame_size): Update.
4726 (iq2000_expand_epilogue): Update.
4727 * config/mt/mt.h (save_direction): Update.
4728 * config/mn10300/mn10300.c (mn10300_function_value): Update.
4729 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4730 (ia64_secondary_reload_class): Update.
4731 * config/m68k/m68k.c (m68k_save_reg): Update.
4732 (m68k_expand_prologue): Update.
4733 (m68k_expand_epilogue): Update.
4734 (legitimize_pic_address): Update.
4735 * config/rs6000/rs6000.c (rs6000_got_register): Update.
4736 (first_reg_to_save): Update.
4737 (first_altivec_reg_to_save): Update.
4738 (compute_vrsave_mask): Update.
4739 (compute_save_world_info): Update.
4740 (rs6000_stack_info): Update.
4741 (spe_func_has_64bit_regs_p): Update.
4742 (rs6000_ra_ever_killed): Update.
4743 (rs6000_emit_eh_reg_restore): Update.
4744 (rs6000_emit_allocate_stack): Update.
4745 (rs6000_emit_prologue): Update.
4746 (rs6000_emit_epilogue): Update.
4747 (rs6000_output_function_epilogue): Update.
4748 (output_profile_hook): Update.
4749 (rs6000_elf_declare_function_name): Update.
4750 * config/rs6000/rs6000.h (rs6000_args): Update.
4751 * config/rs6000/rs6000.md: Update.
4752 * config/mcore/mcore.c (mcore_expand_prolog): Update.
4753 * config/arc/arc.c (arc_output_function_epilogue): Update.
4754 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
4755 * config/darwin.c (machopic_function_base_name): Update.
4756 * config/score/score3.c (score3_compute_frame_size): Update.
4759 (score3_epilogue): Update.
4760 * config/score/score7.c (score7_compute_frame_size): Update.
4761 (score7_prologue): Update.
4762 (score7_epilogue): Update.
4763 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
4764 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
4765 * config/arm/arm.c (use_return_insn): Update.
4766 (require_pic_register): Update.
4767 (arm_load_pic_register): Update.
4768 (arm_compute_save_reg0_reg12_mask): Update.
4769 (arm_compute_save_reg_mask): Update.
4770 (thumb1_compute_save_reg_mask): Update.
4771 (output_return_instruction): Update.
4772 (arm_output_function_prologue): Update.
4773 (arm_output_epilogue): Update.
4774 (arm_get_frame_offsets): Update.
4775 (arm_expand_prologue): Update.
4776 (thumb_pushpop): Update.
4777 (thumb_exit): Update.
4778 (thumb1_expand_prologue): Update.
4779 (thumb1_expand_epilogue): Update.
4780 (arm_unwind_emit): Update.
4781 (arm_output_fn_unwind): Update.
4782 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
4783 * config/arm/arm.md: Update.
4784 * config/pa/pa.md: Update.
4785 * config/pa/pa.c (legitimize_pic_address): Update.
4786 (compute_frame_size): Update.
4787 (hppa_expand_prologue): Update.
4788 (hppa_expand_epilogue): Update.
4789 (borx_reg_operand): Update.
4790 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
4791 (HARD_REGNO_RENAME_OK): Update.
4792 * config/mips/mips.c (mips_global_pointer): Update.
4793 (mips_save_reg_p): Update.
4794 (mips_compute_frame_info): Update.
4795 (mips_frame_pointer_required): Update.
4796 (mips_expand_prologue): Update.
4797 (mips_expand_epilogue): Update.
4798 (mips_can_use_return_insn): Update.
4799 (mips_reorg_process_insns): Update.
4800 * config/v850/v850.c (compute_register_save_size): Update.
4801 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
4802 * config/mmix/mmix.c (along): Update.
4803 (mmix_expand_epilogue): Update.
4804 * config/bfin/bfin.c (legitimize_pic_address): Update.
4805 (must_save_p): Update.
4806 (stack_frame_needed_p): Update.
4807 (add_to_reg): Update.
4808 (bfin_expand_prologue): Update.
4809 * stmt.c (expand_asm_operands): Update.
4810 * reload1.c (reload): Update.
4811 (init_elim_table): Update.
4813 2008-04-25 Bob Wilson <bob.wilson@acm.org>
4815 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
4817 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
4819 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
4820 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
4821 (mov<mode>): Removed.
4822 (*movv4sf_internal): Likewise.
4823 (*movv2df_internal): Likewise.
4825 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
4827 * config.gcc (crx-*-elf): Remove deprecation.
4829 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
4831 * config/i386/cygming-crtend.c (register_frame_ctor): Register
4832 __gcc_deregister_frame with atexit.
4833 (deregister_frame_dtor): Remove.
4835 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
4836 Nathan Sidwell <nathan@codesourcery.com>
4838 * config/rs6000/rs6000.opt (mspe): Remove Var property.
4840 * config/rs6000/rs6000.h (rs6000_spe): Declare.
4841 (rs6000_isel): Likewise.
4842 * config/rs6000/rs6000.c (rs6000_spe): New variable.
4843 (rs6000_isel): New variable.
4844 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
4846 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4849 * c-common.c (handle_vector_size_attribute): Call
4850 lang_hooks.types.reconstruct_complex_type instead of
4851 reconstruct_complex_type.
4852 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
4853 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
4854 * langhooks.h (struct lang_hooks_for_types): Add
4855 reconstruct_complex_type hook.
4856 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
4857 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
4859 2008-04-24 Richard Guenther <rguenther@suse.de>
4861 * c-common.h (check_builtin_function_arguments): Declare.
4862 * c-common.c (validate_nargs): New function.
4863 (check_builtin_function_arguments): Likewise.
4864 * c-typeck.c (build_function_call): Call
4865 check_builtin_function_arguments.
4866 * builtins.c (fold_builtin_classify): Remove error reporting code.
4867 (fold_builtin_unordered_cmp): Likewise.
4868 (fold_builtin_1): Likewise.
4869 (fold_builtin_n): Likewise.
4871 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4873 PR tree-optimization/36008
4874 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
4875 the original op1, rather than delta by step.
4877 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
4878 Sebastian Pop <sebastian.pop@amd.com>
4880 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
4881 eliminate_local_variables_stmt, eliminate_local_variables,
4882 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
4883 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
4884 of code delimited by two edges in the CFG.
4885 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
4886 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
4887 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
4888 the case of parallelisation of reductions.
4889 (expr_invariant_in_region_p): New.
4891 * tree-flow.h (gather_blocks_in_sese_region): Declared.
4892 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
4894 2008-04-24 Ira Rosen <irar@il.ibm.com>
4895 Richard Guenther <rguenther@suse.de>
4897 PR tree-optimization/36034
4898 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
4899 incapable of dealing with loads with gaps.
4901 2008-04-24 Rafael Espindola <espindola@google.com>
4903 * tree-flow.h (vrp_evaluate_conditional): Change signature.
4904 * tree-ssa-propagate.c (fold_predicate_in): Update call to
4905 vrp_evaluate_conditional.
4906 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
4907 (vrp_evaluate_conditional): Split the cond argument.
4908 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
4909 (simplify_stmt_for_jump_threading): Update call to
4910 vrp_evaluate_conditional.
4912 2008-04-24 Ira Rosen <irar@il.ibm.com>
4914 PR tree-optimization/35982
4915 * tree-vect-analyze.c (vect_check_interleaving): Check that the
4916 interleaved data-refs are of the same type.
4918 2008-04-24 Danny Smith <dannysmith@users.net>
4920 * c-format.c (check_format_info_main): Use strncmp rather than a
4921 magic prefix to handle multichar length specs.
4922 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
4923 Don't prefix "I64" and "I32" with '\0'.
4925 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4928 * config/i386/i386.c (init_cumulative_args): Don't pass anything
4929 in registers for -m32 only if stdarg_p (fntype).
4931 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
4933 PR rtl-optimization/36006
4934 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
4935 temp to op0 in order to avoid invalid rtx sharing.
4937 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4939 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
4940 check TREE_INVARIANT.
4941 * tree-gimple.c (is_gimple_address): New.
4942 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
4943 * tree-gimple.h (is_gimple_address): New.
4944 * tree.h (decl_address_invariant_p): New.
4945 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
4946 (build_string): Likewise.
4947 (decl_address_invariant_p): New, from is_gimple_invariant_address.
4948 (tree_invariant_p_1): Likewise.
4949 (save_expr): Use it.
4950 (tree_invariant_p): New.
4951 (skip_simple_arithmetic): Use it.
4952 (stabilize_reference_1): Use it.
4953 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
4955 (build1_stat): Drop code to compute TREE_INVARIANT.
4956 (build2_stat): Drop code to compute TREE_INVARIANT.
4957 (build3_stat): Drop code to compute TREE_INVARIANT.
4958 (build4_stat): Drop code to compute TREE_INVARIANT.
4959 (build5_stat): Drop code to compute TREE_INVARIANT.
4960 (build7_stat): Drop code to compute TREE_INVARIANT.
4961 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
4962 * tree.h (struct tree_base): Remove invariant_flag.
4963 (TREE_INVARIANT): Remove.
4964 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
4965 (fold_builtin_expect): Check TREE_CONSTANT.
4966 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
4967 * c-tree.h (c_expr_to_decl): Drop third parameter.
4968 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
4969 (build_c_cast): Don't set TREE_INVARIANT.
4970 (pop_init_level): Don't set TREE_INVARIANT.
4971 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
4972 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
4974 (gimplify_init_constructor): Don't set TREE_INVARIANT.
4975 (gimplify_addr_expr): Adjust comment.
4976 * tree-mudflap.c (mf_build_string):
4977 * print-tree.c (print_node): Don't print TREE_INVARIANT.
4978 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
4979 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
4980 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
4981 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
4982 * langhooks.h (struct lang_hooks): Drop third parameter from
4985 2008-04-23 Richard Guenther <rguenther@suse.de>
4987 PR tree-optimization/27799
4988 PR tree-optimization/32921
4989 PR tree-optimization/32624
4990 * tree-ssa-structalias.c (merge_smts_into): Only merge the
4991 SMTs aliases and the tag itself into the solution.
4992 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
4993 merge the points-to solution back into the SMT aliases.
4994 (may_alias_p): Use alias_set_subset_of instead of
4995 aliases_conflict_p. A pointer which points to
4996 memory with alias set zero may access any variable.
4998 2008-04-23 Richard Guenther <rguenther@suse.de>
5000 * alias.c (alias_set_subset_of): Correctly handle asking
5001 if zero is a subset of an alias set with zero child.
5002 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
5003 (compute_flow_insensitive_aliasing): Correctly walk all
5004 pointers. Do not unnecessarily union sets.
5006 2008-04-23 Richard Guenther <rguenther@suse.de>
5009 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
5011 2008-04-22 Tomas Bily <tbily@suse.cz>
5013 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
5015 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
5017 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
5018 * tree-ssa-structalias.c (get_constraint_for): Likewise.
5019 * tree-inline.c (estimate_num_insns_1): Likewise.
5020 * varasm.c (const_hash_1, compare_constant, copy_constant)
5021 (compute_reloc_for_constant, output_addressed_constants): Likewise.
5022 * emit-rtl.c (component_ref_for_mem_expr)
5023 (set_mem_attributes_minus_bitpos): Likewise.
5024 * expr.c (highest_pow2_factor, expand_expr_real_1, )
5025 (is_aligning_offset): Likewise.
5026 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
5027 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
5028 * dojump.c (do_jump): Likewise.
5029 * builtins.c (get_pointer_alignment, get_memory_rtx)
5030 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
5031 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
5033 2008-04-23 Jakub Jelinek <jakub@redhat.com>
5035 PR rtl-optimization/36017
5036 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
5037 expanding the library call.
5039 2008-04-22 Ian Lance Taylor <iant@google.com>
5041 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
5044 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
5046 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
5047 of LR/CTR moves for Power6.
5049 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5052 * passes.c (init_optimization_passes): Remove
5053 pass_fast_rtl_byte_dce.
5055 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
5058 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
5059 builtin functions to generate faster code.
5060 (_mm_cvtpu16_ps): Ditto.
5061 (_mm_cvtpi32x2_ps): Ditto.
5063 2008-04-22 Nick Clifton <nickc@redhat.com>
5065 * common.opt (ftree-loop-distribution): Add Optimization
5068 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
5069 (frv_expand_builtin_va_start): Likewise.
5071 * config/arm/arm.c (thumb_find_work_register): Fix location of
5072 argument register count.
5074 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5076 Support scheduling for ColdFire V1 and V3 microarchitecture.
5077 Improve scheduling of multiplication instructions.
5079 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
5080 (mac): New instruction attribute.
5081 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
5082 (m68k_sched_mac): New variable.
5083 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
5084 Handle cfv1 and cfv3.
5085 (max_insn_size): New static variable.
5086 (struct _sched_ib): New type.
5087 (sched_ib): New static variable.
5088 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
5089 to fields of 'struct _sched_ib sched_ib'. Update all uses.
5090 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
5092 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
5093 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
5094 new variables. Update.
5095 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
5096 Add modeling of cfv3 instruction buffer. Update.
5097 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
5098 * config/m68k/m68k.h (TUNE_CFV3): New macro.
5099 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
5100 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
5101 a particular reservation applies to.
5102 (type2): Reorganize attribute values. Rename alu to alu_reg,
5103 alu_l to alu, move_l to omove. Join move to alu. Split mul
5105 (cf_ib_*): Simplify description of instruction buffer.
5106 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
5107 (cf_mem): Split into cf_mem1 and cf_mem2.
5108 (cf_v2_move_??): Rename to cfv12_alu_??.
5109 (cf_v2_move_l_??): Rename to cfv12_omove_??.
5110 (cf_v2_mul_??): Remove reservations.
5111 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
5112 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
5113 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
5115 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
5116 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
5117 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
5118 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
5119 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
5120 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
5121 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
5122 expansions of the above reservations for instructions of sizes
5125 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5127 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
5129 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
5131 * coverage.c: Include tree-pass.h.
5132 (coverage_counter_alloc): Print da_file_name to the dump file.
5134 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
5136 * sbitmap.c (sbitmap_range_empty_p): New function.
5137 * sbitmap.h (sbitmap_range_empty_p): New function.
5138 * bitmap.h: Now includes obstack.h.
5140 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
5141 Kenneth Zadeck <zadeck@naturalbridge.com>
5143 * dbgcnt.def (ra_byte_scan): Added.
5144 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
5145 when the last hit happens for a counter.
5146 * timevar.def (TV_DF_BYTE_LR): New variable.
5147 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
5148 * passes.c (pass_fast_rtl_byte_dce): New pass.
5149 * fwprop.c (update_df): Added mode to call df_ref_create.
5150 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
5151 DF_REF_EXTRACT_OFFSET.
5152 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
5153 DF_BYTE_LR_OUT, df_byte_lr): New macro.
5155 (df_ref_extract): Added mode field.
5156 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
5157 DF_REF_EXTRACT_OFFSET.
5158 (DF_REF_EXTRACT_MODE): New macro.
5159 (df_byte_lr_bb_info): New structure.
5160 (df_print_byte_regset, df_compute_accessed_bytes,
5161 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
5162 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
5163 df_byte_lr_simulate_uses,
5164 df_byte_lr_simulate_artificial_refs_at_top,
5165 df_byte_lr_simulate_artificial_refs_at_end,
5166 df_compute_accessed_bytes): New function.
5167 (df_ref_create): Add parameter.
5168 (df_byte_lr_get_bb_info): New inline function.
5169 * df-scan.c (df_ref_record, df_uses_record,
5170 df_ref_create_structure): Added mode parameter.
5171 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
5172 df_defs_record, df_uses_record, df_get_conditional_uses,
5173 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
5174 df_entry_block_defs_collect, df_exit_block_uses_collect):
5175 Added mode parameter to calls to df_ref_record, df_uses_record,
5176 df_ref_create_structure.
5177 (df_ref_equal_p, df_ref_compare): Added test for modes.
5178 (df_ref_create_structure): Added code to set mode. Renamed
5179 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
5180 DF_REF_EXTRACT_OFFSET.
5181 * df-core.c (df_print_byte_regset): New function.
5182 * df-byte-scan.c: New file.
5183 * df-problems.c (df_rd_transfer_function): Removed unnecessary
5184 calls to BITMAP_FREE.
5185 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
5186 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
5187 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
5188 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
5189 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
5190 df_byte_lr_local_compute, df_byte_lr_init,
5191 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
5192 df_byte_lr_transfer_function, df_byte_lr_free,
5193 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
5194 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
5195 df_byte_lr_simulate_uses,
5196 df_byte_lr_simulate_artificial_refs_at_top,
5197 df_byte_lr_simulate_artificial_refs_at_end): New function.
5198 * dce.c (byte_dce_process_block): New function.
5199 (dce_process_block): au is now passed in rather than computed
5200 locally. Changed loops that look at artificial defs to not look
5201 for conditional or partial ones, because there never are any.
5202 (fast_dce): Now is able to drive byte_dce_process_block or
5203 dce_process_block depending on the kind of dce being done.
5204 (rest_of_handle_fast_dce): Add parameter to fast_dce.
5205 (rest_of_handle_fast_byte_dce): New function.
5206 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
5207 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
5209 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
5212 * gcc.h: Added fortran options that take arguments to
5213 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
5216 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
5218 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
5219 scalarization if on the LHS and not a full access.
5221 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5223 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
5225 2008-04-18 Rafael Espindola <espindola@google.com>
5227 * tree-vrp.c (find_case_label_index): Fix the binary search.
5228 (find_case_label_range): New.
5229 (vrp_visit_switch_stmt): Use find_case_label_range.
5230 (simplify_switch_using_ranges): Use find_case_label_range.
5232 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
5234 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
5235 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
5237 2008-04-18 Tom Tromey <tromey@redhat.com>
5240 * doc/cpp.texi (Implementation-defined behavior): Mention
5243 2008-04-18 Ian Lance Taylor <iant@google.com>
5245 * fold-const.c (pointer_may_wrap_p): New static function.
5246 (fold_comparison): Add another test for pointer overflow. Use
5247 pointer_may_wrap_p to disable some false positives.
5249 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
5251 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
5252 (fname_as_string): Match updated cpp_interpret_string prototype.
5253 (fix_string_type): Support char16_t* and char32_t*.
5254 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
5255 derivative) nodes. Register as builtin if C++0x.
5256 (c_parse_error): Support CPP_CHAR{16,32}.
5257 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
5258 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
5259 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
5260 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
5261 CTI_CHAR32_ARRAY_TYPE>: New elements.
5262 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
5263 char32_type_node, signed_char32_type_node, char16_array_type_node,
5264 char32_array_type_node): New defines.
5265 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
5266 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
5267 (lex_string): Support CPP_STRING{16,32}, match updated
5268 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
5269 (lex_charconst): Support CPP_CHAR{16,32}.
5270 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
5271 and CPP_STRING{16,32}.
5273 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
5276 * aclocal.m4: Regenerate.
5277 * configure: Regenerate.
5279 2008-04-18 Jan Hubicka <jh@suse.cz>
5281 * except.c (dw2_size_of_call_site_table,
5282 sjlj_size_of_call_site_table): Use vector API for call_site_record.
5284 * cgraphbuild.c (build_cgraph_edges): Update.
5285 * tree-pass.h: Update comment.
5286 * final.c (leaf_function_p): Update.
5287 (leaf_renumber_regs): Update.
5288 (rest_of_clean_state): Update.
5289 * omp-low.c (expand_omp_parallel): Update.
5290 * ipa-reference.c (analyze_function): Update.
5291 * reorg.c (find_end_label): Update.
5292 (optimize_skip): Update.
5293 (fill_simple_delay_slots): Update.
5294 (fill_simple_delay_slots): Update.
5295 (make_return_insns): Update.
5296 (dbr_schedule): Update.
5297 * gimple-low.c (record_vars_into): Update.
5298 * cfgbuild.c (make_edges): Update.
5299 * function.c (assign_stack_local): Update.
5300 (assign_parm_adjust_stack_rtl): Update.
5301 (locate_and_pad_parm): Update.
5302 (allocate_struct_function): Do not initialize stack_alignment_needed
5303 and preferred_stack_boundary here.
5304 (stack_protect_prologue): Update.
5305 (stack_protect_epilogue): Update.
5306 (expand_function_start): Initialize stack_alignment_needed,
5307 preferred_stack_boundary and max_jumptable_ents.
5308 (expand_function_end): Update.
5309 (free_after_compilation): Do not NULLify epilogue_delay_list.
5310 * function.h (struct rtl_data): Add stack_protect_guard,
5311 stack_alignment_needed,
5312 preferred_stack_boundary, epilogue_delay_list.
5313 (struct function): Remove value_histograms, stack_alignment_needed,
5314 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
5316 unexpanded_var_list, stack_protect_guard.
5317 (current_function_epilogue_delay_list): Remove.
5318 * ipa-type-escape.c (analyze_function): Update.
5319 * gimplify.c (pop_gimplify_context): Update comment.
5320 * calls.c (expand_call): Update.
5321 (emit_library_call_value_1): Update.
5322 * except.c (set_nothrow_function_flags): Update.
5323 * cfgexpand.c (get_decl_align_unit): Update.
5324 (create_stack_guard): Update.
5325 (estimated_stack_frame_size): Update.
5326 (expand_used_vars): Update.
5327 (tree_expand_cfg): Free histogram earliers, init expansion variables.
5328 * explow.c (allocate_dynamic_stack_space): Update.
5329 * tree-ssa-live.c (remove_unused_locals): Update.
5330 * varasm.c (mark_constant_pool): Update.
5331 * tree-inline.c (remap_decls): Update.
5332 (initialize_cfun): Update.
5333 (declare_return_variable): Update.
5334 (inline_forbidden_p): Update.
5335 (expand_call_inline): Update.
5336 (declare_inline_vars): Update.
5337 (tree_function_versioning): Update.
5338 * tree-flow.h (value_histograms): New.
5339 (VALUE_HISTOGRAMS): New macro.
5340 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
5342 * tree-cfg.c (set_bb_for_stmt): Update.
5343 (replace_by_duplicate_decl): Update.
5344 (move_block_to_fn): Update.
5345 (new_label_mapper): Update.
5346 (dump_function_to_file): Update.
5347 * ipa-struct-reorg.c (build_data_structure): Update.
5348 * cfgrtl.c (print_rtl_with_bb): Update.
5349 * reload1.c (reload): Update.
5351 * config/i386/i386.c (setup_incoming_varargs_64,
5352 ix86_compute_frame_layout): Update.
5353 * config/arc/arc.c (arc_output_function_epilogue): Update.
5355 2008-04-18 Marius Strobl <marius@FreeBSD.org>
5357 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
5358 for FreeBSD as well.
5359 * gthr-posix95.h: Likewise.
5361 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
5363 PR rtl-optimization/35838
5364 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
5365 out the byte offset of the first subreg.
5367 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
5369 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
5370 to split_ti instead of three separate calls with single member arrays.
5371 (subti3 splitter): Ditto.
5372 (adddi3 splitter): Ditto with split_di.
5373 (subdi3 splitter): Ditto.
5374 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
5375 two separate calls with single member arrays. Swap match_dup
5376 operands 1 and 2 to better fit into the array.
5377 (negdi2 splitter): Ditto with split_di.
5378 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
5379 two separate calls with single member arrays. Swap match_dup operands
5380 6 and 7 to better fit into the array.
5382 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
5384 * config/i386/i386.c (sse_builtin_type): New.
5385 (bdesc_sse_args): Likewise.
5386 (bdesc_sse_3arg): Removed.
5387 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5388 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
5389 IX86_BUILTIN_ROUNDPS.
5390 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
5391 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
5392 IX86_BUILTIN_ROUNDPS.
5393 (ix86_expand_sse_4_operands_builtin): Removed.
5394 (ix86_expand_sse_operands_builtin): New.
5395 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
5396 and CODE_FOR_sse4_1_roundps.
5397 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5398 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
5400 2008-04-17 Alan Modra <amodra@bigpond.net.au>
5403 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
5404 regs before frame pop when needed. If use_backchain_to_restore_sp
5405 then load backchain into a temp reg to restore vr and vrsave. Add
5406 code to restore vr after frame pop if possible.
5408 2008-04-17 Richard Guenther <rguenther@suse.de>
5410 * tree-vn.c (expressions_equal_p): Do not check type
5411 equality or compatibility before calling operand_equal_p.
5412 * fold-const.c (operand_equal_p): Check equivalence of
5413 integer constants before bailing out due to signedness or
5414 precision differences.
5415 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
5416 spurious differences in type qualification. Ignore types
5417 for COMPONENT_REFs at all.
5419 2008-04-17 Christian Bruel <christian.bruel@st.com>
5421 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
5422 msw_skip comparison.
5424 2008-04-16 Jakub Jelinek <jakub@redhat.com>
5427 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
5430 PR tree-optimization/35899
5431 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
5432 rather than TREE_OPERAND.
5434 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
5437 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
5438 temporary registers. Change operand predicate to general_operand.
5439 (remainderxf3): Ditto.
5441 2008-04-16 Richard Guenther <rguenther@suse.de>
5443 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
5444 * tree-affine.c (aff_combination_expand): Look through some
5447 2008-04-15 Doug Kwan <dougkwan@google.com>
5449 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
5451 * tree-pretty-print.c (dump_generic_node): Ditto.
5452 * final.c (output_addr_const): Ditto.
5453 * dwarf2out.c (output_cfi): Ditto.
5454 * c-pretty-print.c (pp_c_integer_constant): Ditto.
5455 * print-rtl.c (print_rtx): Ditto.
5456 * print-tree.c (print_node_brief, print_node): Ditto.
5457 * c-common.c (match_case_to_enum_1): Ditto.
5458 * sched-vis.c (print_value): Ditto.
5459 * config/i386/i386.c (print_operand): Cast to long unsigned int
5462 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
5463 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
5464 MS Windows VirtualProtect function.
5466 2008-04-15 Jan Hubicka <jh@suse.cz>
5468 * gengtype.c (write_root): Param_is argument is OK.
5469 * expr.c (expand_expr_real_1): Update call of get_exception_*.
5470 * function.h: Include varray.h
5471 (rtl_eh): New stucture based on except.c one.
5472 (call_site_record): New forward declaration and vector type.
5473 * calls.c (emit_call_1): Do not call
5474 note_current_region_may_contain_throw.
5475 * except.c (eh_status): Remove cur_region, try_region since they are
5477 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
5478 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
5479 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
5480 Remove call_site_data_used, call_site_data_size.
5481 Turn call_site_record into vector in function.h.
5482 (note_current_region_may_contain_throw): Remove.
5483 (get_exception_pointer, get_exception_filter): Do not take struct
5484 function argument; update.
5485 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
5486 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
5487 build_post_landing_pads, dw2_build_landing_pads,
5488 sjlj_assign_call_site_values, sjlj_mark_call_sites,
5489 sjlj_emit_function_enter, sjlj_emit_function_enter,
5490 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
5491 sjlj_build_landing_pads, finish_eh_generation,
5492 remove_exception_handler_label, remove_eh_handler,
5493 maybe_remove_eh_handler, add_reachable_handler,
5494 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
5495 add_action_record, collect_one_action_chain, add_call_site,
5496 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
5497 sjlj_output_call_site_table, output_function_exception_table,
5498 * except.h (note_current_region_may_contain_throw): Remove
5499 (get_exception_pointer, get_exception_filter): Do not take struct
5501 * Makefile.in (GTFILES): Put varargs before struct function.
5503 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5505 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
5506 punt for STRING_CST.
5507 (get_constraint_for): Deal with STRING_CST here instead.
5509 2008-04-15 Richard Guenther <rguenther@suse.de>
5511 * tree-ssa-propagate.c (substitute_and_fold): Substitute
5512 statements in a basic-block with a backward walk. Do not
5513 substitute into dead statements but instead remove those.
5515 2008-04-15 Richard Guenther <rguenther@suse.de>
5517 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
5518 to zero, thus disable creation of SFTs.
5520 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5522 * tree-predcom.c (suitable_reference_p): Return false if the
5523 reference can throw.
5525 2008-04-15 Jakub Jelinek <jakub@redhat.com>
5528 * c-decl.c (finish_decl): If extern or static var has variable
5529 size, set TREE_TYPE (decl) to error_mark_node.
5531 2008-04-15 Rafael Espindola <espindola@google.com>
5533 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
5536 2008-04-15 Richard Guenther <rguenther@suse.de>
5538 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
5539 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
5540 (visit_reference_op_load): Do walk vuse-vdef chains on
5541 vn_reference_lookup.
5542 (visit_reference_op_store): But do not here.
5543 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
5544 vn_reference_lookup.
5545 (vn_lookup_with_vuses): But do so here.
5547 2008-04-14 Ian Lance Taylor <iant@google.com>
5549 * fold-const.c (fold_overflow_warning): Remove assertion.
5551 2008-04-15 Ben Elliston <bje@au.ibm.com>
5553 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
5554 temp1 local variables.
5556 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
5559 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
5560 ".text.unlikely" section as executable.
5562 2008-04-14 James E. Wilson <wilson@tuliptree.org>
5564 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5565 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
5566 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
5567 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
5568 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
5569 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
5570 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
5572 2008-04-14 Ian Lance Taylor <iant@google.com>
5574 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
5575 * fold-const.c (fold_comparison): If appropriate, test
5576 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
5577 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
5578 reassociating a pointer type.
5579 * doc/invoke.texi (Optimize Options): Document that
5580 -fstrict-overflow applies to pointer wraparound.
5582 2008-04-13 Jan Hubicka <jh@suse.cz>
5584 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
5586 2008-04-12 Andrew Pinski <pinskia@gmail.com>
5588 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
5589 we are going to "save the world".
5591 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
5593 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
5594 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
5595 operand 0 constraint, not "=".
5597 2008-04-11 James E. Wilson <wilson@tuliptree.org>
5599 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
5601 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
5603 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
5604 of size of positions_needed * CHAR_BIT.
5606 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
5609 * dse.c (store_info): Change positions_needed to unsigned
5611 (lowpart_bitmask): New.
5612 (record_store): Cast to unsigned HOST_WIDE_INT for
5613 positions_needed. Assert width <= size of positions_needed *
5614 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
5615 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
5616 lowpart_bitmask to set mask.
5618 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5620 * config/bfin/constraints.md: New file.
5621 * config/bfin/bfin.md: Include it.
5622 (adddi3): Use satisfies_constraint functions instead of the old macros.
5623 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
5624 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
5625 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
5626 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
5627 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
5628 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
5629 EXTRA_CONSTRAINT): Delete.
5630 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
5631 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
5633 * config/bfin/bfin.c: Include "tm-constrs.h".
5634 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
5635 Use satisfies_constraint functions instead of the old macros.
5636 * doc/md.texi (Blackfin Constraints): Update file name reference.
5638 2008-04-11 Richard Guenther <rguenther@suse.de>
5640 PR tree-optimization/35869
5641 * tree-vrp.c (execute_vrp): Move switch statement update after
5642 jump threading. Schedule another cfg cleanup run.
5644 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
5647 * attribs.c (decl_attributes): Return early on errorneous node.
5649 2008-04-10 Oleg Ryjkov <olegr@google.com>
5651 * tree.h (struct tree_base): Added a new flag default_def_flag.
5652 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
5654 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
5656 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
5658 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5661 * pa.md: Define mode iterator P. Define mode attribute dwc.
5662 (dcacheflush): Update pattern to use iterator P and attribute dwc.
5663 (icacheflush): Likewise.
5664 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
5665 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
5667 2008-04-11 Ben Elliston <bje@au.ibm.com>
5669 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
5671 2008-04-10 Rafael Espindola <espindola@google.com>
5673 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
5674 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
5675 (extract_range_from_expr): The same.
5677 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5679 * config/mips/mips.md (GPR2): New mode iterator.
5681 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
5682 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
5683 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
5684 Rewrite these to take two modes, the mode of comparison and the
5685 mode of the destination.
5686 * config/mips/mips.c (mips_expand_scc): Instead of having
5687 paradoxical subreg as destination, expand "narrowing" scc if mode
5688 of comparison is SI and target is requested in DI mode.
5689 (mips_emit_int_order_test): Update comment. Make mode of
5690 comparison match CMP0 rather than TARGET. When creating inverse
5691 target use mode of TARGET.
5693 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5695 * gcov-dump.c (tag_summary): Only print summaries for the first
5696 GCOV_COUNTERS_SUMMABLE counters.
5698 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
5700 * config/i386/i386.md (absneg): New code iterator.
5701 (absnegprefix): New code attribute.
5702 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
5703 patterns using absneg code iterator.
5704 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
5705 using absneg code iterator.
5706 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
5707 *neg<mode>2 patterns using absneg code iterator.
5708 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
5709 *negextendsfdf2 patterns using absneg code iterator.
5710 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
5711 *negextendsfxf2 patterns using absneg code iterator.
5712 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
5713 *negextendsfdf2 patterns using absneg code iterator.
5714 * config/i386/sse.md (<code><mode>2): Macroize expander from
5715 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
5717 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
5719 * config/s390/s390.h: Remove the remains of the recent search
5720 & replace action of current_function_outgoing_args_size.
5722 2008-04-10 Ira Rosen <irar@il.ibm.com>
5724 PR tree-optimization/35821
5725 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
5726 NEW_STMT_LIST is not NULL.
5728 2008-04-09 David Edelsohn <edelsohn@gnu.org>
5731 * toplev.c (process_options): Remove -ffunction-sections debugging
5734 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
5736 PR middle-end/PR28690
5737 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
5738 than gen_rtx_fmt_ee to perform more canonicalizations.
5740 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5743 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
5745 2008-04-09 Richard Guenther <rguenther@suse.de>
5747 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
5748 (dump_function_to_file): Dump function arguments with types.
5750 2008-04-08 Richard Guenther <rguenther@suse.de>
5752 * fold-const.c (fold_widened_comparison): Do not allow
5753 sign-changes that change the result.
5755 2008-04-08 Janis Johnson <janis187@us.ibm.com>
5758 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
5759 kinds of indirect references.
5761 2008-04-08 David Edelsohn <edelsohn@gnu.org>
5763 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
5764 GNU Fortran language string.
5766 2008-04-08 Rafael Espindola <espindola@google.com>
5768 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
5769 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
5770 * tree.h (tree_call_nonnegative_warnv_p): New.
5772 2008-04-08 Jan Hubicka <jh@suse.cz>
5774 * function.c (free_after_compilation): Clear out regno_reg_rtx
5777 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
5780 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
5782 PR middle-end/PR28690
5783 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
5784 same precedence as REG_POINTER and MEM_POINTER operands.
5786 2008-04-08 Richard Guenther <rguenther@suse.de>
5789 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
5790 for adding index to base.
5792 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
5794 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
5795 (MINGW_ENABLE_EXECUTE_STACK): New.
5796 (IN_LIBGCC2): For libgcc include windows.h file for
5797 function declarations.
5799 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
5801 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
5802 and tem2 if tem1 is not a REG or MULT.
5804 2008-04-08 Jan Hubicka <jh@suse.cz>
5806 * function.h (incomming_args): Break out of struct function.
5807 (function_subsections): Break out of struct function.
5808 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
5809 return_rtx and hard_reg_initial_vals from struct function.
5810 Kill inl_max_label_num.
5811 (current_function_pops_args, current_function_args_info,
5812 current_function_args_size, current_function_args_size,
5813 current_function_pretend_args_size,
5814 current_function_outgoing_args_size,
5815 current_function_internal_arg_pointer, current_function_return_rtx):
5816 Kill compatibility accestor macros.
5817 * builtins.c (expand_builtin_apply_args_1): Update.
5818 (expand_builtin_next_arg): Update.
5819 * df-scan.c (df_get_call_refs): Update.
5820 * dbxout.c (dbxout_function_end): Update.
5821 * dwarf2out.c (dwarf2out_switch_text_section): Update.
5822 (output_line_info): Update.
5823 (secname_for_decl): Update.
5824 (dwarf2out_var_location): Update.
5825 * function.c (free_after_compilation): Update.
5826 (assign_parm_find_stack_rtl): Update.
5827 (assign_parms): Update.
5828 (expand_dummy_function_end): Update.
5829 (expand_function_end): Update.
5830 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
5831 (expand_call): Update.
5832 (emit_library_call_value_1): Update.
5833 (store_one_arg): Update.
5834 * varasm.c (initialize_cold_section_name): Update.
5835 (unlikely_text_section): Update.
5836 (unlikely_text_section_p): Update.
5837 (assemble_start_function): Update.
5838 (assemble_end_function): Update.
5839 (default_section_type_flags): Update.
5840 (switch_to_section): Update.
5841 * integrate.c (set_decl_abstract_flags): Update.
5842 (get_hard_reg_initial_val): Update.
5843 (has_hard_reg_initial_val): Update.
5844 (allocate_initial_values): Update.
5845 * resource.c (init_resource_info): Update.
5846 * config/alpha/alpha.c (NUM_ARGS): Update.
5847 (direct_return): Update.
5848 (alpha_va_start): Update.
5849 (alpha_sa_size): Update.
5850 (alpha_initial_elimination_offset): Update.
5851 (alpha_expand_prologue): Update.
5852 (alpha_start_function): Update.
5853 (alpha_expand_epilogue): Update.
5854 (unicosmk_initial_elimination_offset):
5855 * config/alpha/alpha.md (call expander): Update.
5856 * config/s390/s390.c (s390_register_info): Update.
5857 (s390_register_info): Update.
5858 (s390_frame_info): Update.
5859 (s390_initial_elimination_offset): Update.
5860 (s390_build_builtin_va_list): Update.
5861 (s390_va_start): Update.
5862 * config/spu/spu.c (direct_return): Update.
5863 (spu_expand_prologue): Update.
5864 (spu_initial_elimination_offset): Update.
5865 (spu_build_builtin_va_list): Update.
5866 (spu_va_start): Update.
5867 * config/sparc/sparc.c (sparc_init_modes): Update.
5868 (sparc_compute_frame_size): Update.
5869 (function_value): Update.
5870 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
5871 * config/i386/i386.md (return expander): Update.
5872 * config/i386/i386.c (ix86_va_start): Update.
5873 (ix86_can_use_return_insn_p): Update.
5874 (ix86_compute_frame_layout): Update.
5875 (ix86_expand_epilogue): Update.
5876 * config/sh/sh.c (output_stack_adjust): Update.
5877 (calc_live_regs): Update.
5878 (sh_expand_prologue): Update.
5879 (sh_builtin_saveregs): Update.
5880 (sh_va_start): Update.
5881 (initial_elimination_offset): Update.
5882 (sh_allocate_initial_value): Update.
5883 (sh_function_ok_for_sibcall): Update.
5884 (sh_get_pr_initial_val): Update.
5885 * config/sh/sh.md (return expander): Update.
5886 * config/avr/avr.c (frame_pointer_required_p): UPdate.
5887 * config/crx/crx.c (crx_compute_frame): UPdate.
5888 (crx_initial_elimination_offset): UPdate.
5889 * config/xtensa/xtensa.c (compute_frame_size): Update
5890 (xtensa_builtin_saveregs): Update.
5891 (xtensa_va_start): Update.
5892 (order_regs_for_local_alloc): Update.
5893 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
5894 (xstormy16_expand_builtin_va_start): Update.
5895 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
5896 * config/m68hc11/m68hc11.md (return expanders): Update.
5897 * config/m68hc11/m68hc11.c (expand_prologue): Update.
5898 (expand_epilogue): Update.
5899 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
5900 (cris_simple_epilogue): Update.
5901 (cris_expand_prologue): Update.
5902 (cris_expand_epilogue): Update.
5903 * config/iq2000/iq2000.c (iq2000_va_start): Update.
5904 (compute_frame_size): Update.
5905 * config/mt/mt.c (mt_compute_frame_size): Update.
5906 * config/mn10300/mn10300.c (expand_prologue): Update.
5907 (expand_epilogue): Update.
5908 (initial_offset): Update.
5909 (mn10300_builtin_saveregs):
5910 * config/mn10300/mn10300.md (return expander): Update.
5911 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
5912 (ia64_initial_elimination_offset): Update.
5913 (ia64_initial_elimination_offset): Update.
5914 (ia64_expand_prologue): Update.
5915 * config/m68k/m68k.md (return expander): Update.
5916 * config/rs6000/rs6000.c (rs6000_va_start): Update.
5917 (rs6000_stack_info): Update.
5918 * config/mcore/mcore.c (layout_mcore_frame): Update.
5919 (mcore_expand_prolog): Update.
5920 * config/arc/arc.c (arc_compute_frame_size): Update.
5921 * config/score/score3.c (score3_compute_frame_size): Update.
5922 * config/score/score7.c (score7_compute_frame_size): Update.
5923 * config/arm/arm.c (use_return_insn): Update.
5924 (thumb_find_work_register): Update.
5925 (arm_compute_save_reg_mask): Update.
5926 (arm_output_function_prologue): Update.
5927 (arm_output_epilogue): Update.
5928 (arm_size_return_regs): Update.
5929 (arm_get_frame_offsets): Update.
5930 (arm_expand_prologue): Update.
5931 (thumb_exit): Update.
5932 (thumb_unexpanded_epilogue): Update.
5933 (thumb1_output_function_prologue): Update.
5934 * config/pa/pa.md (return expander): Update.
5935 * config/pa/pa.c (compute_frame_size): Update.
5936 (hppa_builtin_saveregs): Update.
5937 * config/mips/mips.c (mips_va_start): Update.
5938 (mips16_build_function_stub): Update.
5939 (mips_compute_frame_info): Update.
5940 (mips_restore_gp): Update.
5941 (mips_output_function_prologue): Update.
5942 (mips_expand_prologue): Update.
5943 * config/v850/v850.c (compute_frame_size): Update.
5944 (expand_prologue): * config/mmix/mmix.c (along): update.
5945 (mmix_initial_elimination_offset): update.
5946 (mmix_reorg): update.
5947 (mmix_use_simple_return): update.
5948 (mmix_expand_prologue): update.
5949 (mmix_expand_epilogue): Update.
5950 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
5951 (emit_link_insn): Update.
5953 2008-04-08 Anatoly Sokolov <aesok@post.ru>
5955 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
5956 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
5958 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
5961 2008-04-07 Jan Hubicka <jh@suse.cz>
5963 * function.h (rtl): Rename to x_rtl.
5965 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5966 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5967 used_temp_slots avail_temp_slots, temp_slot_level,
5968 nonlocal_goto_handler_labels): Update accesstors.
5969 (rtl): New global variable.
5970 (struct function): Move some fileds to rtl_data.
5971 (get_arg_pointer_save_area): Update prototype.
5972 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5973 get_arg_pointer_save_area.
5974 * expr.c (init_expr): Update
5975 * function.c (get_frame_size): Update
5976 (assign_stack_local): Update
5977 (expand_function_end): Update.
5978 (get_art_pointer_save_area): Update
5980 * emit-rtl.c (rtl): Declare.
5981 (regno_reg_rtx): Declare.
5982 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5984 (gen_reg_rtx): Update.
5985 * varasm.c (n_deferred_constatns): Update accestor.
5986 (init_varasm_status): Do not allocate varasm_status.
5987 (force_const_mem, get_pool_size, output_constant_pool): Update.
5988 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5989 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5990 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
5991 * sparc/sparc.h (INIT_EXPANDERS): Update.
5992 * ia64/ia64.h (INIT_EXPANDERS): Update.
5994 2008-04-07 James E. Wilson <wilson@tuliptree.org>
5996 * reload.c (push_secondary_reload): Add missing break to for loop.
5998 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
6000 PR middle-end/PR28690
6001 * rtlanal.c: Update copyright years.
6002 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
6003 as REG_POINTER and MEM_POINTER operands.
6004 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
6005 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
6006 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
6007 * gcse.c: Update copyright years.
6008 (pre_delete): Call gen_reg_rtx_and_attrs.
6009 (hoist_code): Likewise.
6010 (build_store_vectors): Likewise.
6011 (delete_store): Likewise.
6012 * loop-invariant.c (move_invariant_reg): Likewise.
6013 Update copyright years.
6015 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
6017 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
6018 control string instead of quoted.
6020 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
6022 * doc/rtl.texi: Rewrite of subreg section.
6024 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
6027 * config/i386/i386.c (legitimize_pic_address): Add treating
6028 of dllimport SYM_REF's.
6029 (legitimize_dllimport_symbol): Add prototype.
6031 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
6033 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
6034 reference in constructor with non self-referential type.
6036 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
6038 Removal of Return with Depressed Stack Pointer support
6039 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
6040 (ECF_SP_DEPRESSED): Likewise.
6041 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
6042 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
6043 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6044 (expand_call): Do not test ECF_SP_DEPRESSED.
6045 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6046 * function.c (keep_stack_depressed): Delete.
6047 (handle_epilogue_set): Likewise.
6048 (update_epilogue_consts): Likewise.
6049 (emit_equiv_load): Likewise.
6050 (thread_prologue_and_epilogue_insns): Remove support for Return with
6051 Depressed Stack Pointer.
6052 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6054 2008-04-06 Richard Guenther <rguenther@suse.de>
6056 PR tree-optimization/35400
6057 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
6058 information from SSA_NAMEs.
6060 2008-04-06 Anatoly Sokolov <aesok@post.ru>
6062 * config/avr/avr.h (avr_mega_p): Remove declaration.
6063 (AVR_MEGA): Remove macro.
6064 * config/avr/avr.c (avr_mega_p): Remove variable.
6065 (avr_override_options): Remove inicializion of avr_mega_p.
6066 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
6067 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
6068 (avr_jump_mode): (Ditto.).
6069 (avr_output_progmem_section_asm_op): (Ditto.).
6070 (avr_asm_init_sections): (Ditto.).
6071 (avr_asm_init_sections): (Ditto.).
6072 (avr_rtx_costs): (Ditto.).
6073 * config/avr/avr.md: (Ditto.).
6074 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
6077 2008-04-06 Richard Guenther <rguenther@suse.de>
6079 PR tree-optimization/35842
6080 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
6081 is_gimple_invariant_address.
6083 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6085 * gcc.c (default_compilers): Sync Fortran extensions list with
6086 that in fortran/lang-specs.h.
6087 * doc/invoke.texi: Likewise.
6088 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
6089 * dwarf2out.c (gen_compile_unit_die): Likewise.
6091 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
6093 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
6095 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
6098 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
6099 attribute is used for nested functions.
6101 2008-04-05 Jan Hubicka <jh@suse.cz>
6103 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
6105 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
6107 (dump_files): Update.
6108 (enable_rtl_dump_file): Do not accept letter argument.
6109 * tree-pass.h (dump_file_info): Remove letter argument.
6110 * toplev.c (decode_d_option): Update -da handling.
6111 * toplev.h (enable_rtl_dump_file): Update prototype.
6112 * passes.c (register_one_dump_file): Do not accept IPA argument; work
6113 it out based on pass type.
6114 (register_dump_files_1): Likewise.
6115 (init_optimization_passes): Update register_one_dump_file calls.
6116 (execute_one_pass): Sanity check that IPA passes are called at IPA
6117 level and RTL passes at RTL level.
6118 (execute_pass_list): IPA pass can not be after or subpass of
6120 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
6121 disallov RTL subpasses of IPA subpasses.
6123 2008-04-05 Ben Elliston <bje@au.ibm.com>
6125 * tree-cfg.c (need_fake_edge_p): Return false for calls to
6126 builtins that return exactly once and do not throw. Cache call to
6129 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
6131 PR rtl-optimization/34916
6133 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
6134 between instruction pairs.
6136 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
6138 * doc/invoke.texi: Document -mbitops for SH.
6139 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
6140 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
6141 * config/sh/sh.c (print_operand): Add %t operand code.
6142 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
6143 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
6144 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
6145 (extendqihi2): Likewise.
6146 (movqi_i): Likewise.
6147 (insv): Use bset, bclr and bst instructions for SH2A if possible.
6148 (extv): Use bld instruction for SH2A if possible.
6150 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
6151 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
6152 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
6153 (bset.b, bclr.b): Define peepholes.
6154 * config/sh/sh.opt (mbitops): New option.
6156 2008-04-04 Janis Johnson <janis187@us.ibm.com>
6159 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
6160 and view convert expression.
6162 2008-04-04 Jakub Jelinek <jakub@redhat.com>
6165 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
6167 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
6169 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
6171 * config/i386/cpuid.h (bit_AES): New.
6172 (bit_PCLMUL): Likewise.
6174 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
6175 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
6176 SSE2 if AES or PCLMUL is enabled.
6177 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
6178 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
6179 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
6180 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
6181 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
6182 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
6183 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
6184 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
6185 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
6186 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
6187 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
6188 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
6189 __builtin_ia32_aeskeygenassist128 and
6190 __builtin_ia32_pclmulqdq128.
6191 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
6192 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
6193 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
6195 * config/i386/i386.h (TARGET_AES): New.
6196 (TARGET_PCLMUL): Likewise.
6197 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
6199 * config/i386/i386.md (UNSPEC_AESENC): New.
6200 (UNSPEC_AESENCLAST): Likewise.
6201 (UNSPEC_AESDEC): Likewise.
6202 (UNSPEC_AESDECLAST): Likewise.
6203 (UNSPEC_AESIMC): Likewise.
6204 (UNSPEC_AESKEYGENASSIST): Likewise.
6205 (UNSPEC_PCLMUL): Likewise.
6207 * config/i386/i386.opt (maes): New.
6208 (mpclmul): Likewise.
6210 * config/i386/sse.md (aesenc): New pattern.
6211 (aesenclast): Likewise.
6213 (aesdeclast): Likewise.
6215 (aeskeygenassist): Likewise.
6216 (pclmulqdq): Likewise.
6218 * config/i386/wmmintrin.h: New.
6220 * doc/extend.texi: Document AES and PCLMUL built-in function.
6222 * doc/invoke.texi: Document -maes and -mpclmul.
6224 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
6226 * function.c (free_after_parsing): Replace with
6227 cxx_push_function_context from C++ front-end.
6228 (allocate_struct_function): Don't call langhook.
6229 * langhooks.h (struct lang_hooks_for_functions): Delete.
6230 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
6232 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
6233 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
6234 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
6235 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
6236 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
6237 remove LANG_HOOKS_FUNCTION_INITIALIZER.
6238 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
6240 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
6241 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
6243 2008-04-04 Jakub Jelinek <jakub@redhat.com>
6246 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
6249 2008-04-04 Richard Guenther <rguenther@suse.de>
6252 * fold-const.c (optimize_minmax_comparison): Use the correct
6253 type for the constant in the simplified comparison.
6255 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
6257 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
6258 Pass L2 size as "--param l2-cache-size" to the compiler.
6259 (decode_l2_cache): New function to decode L2 cache parameters using
6260 0x8000006 extended cpuid function.
6261 (detect_caches_amd): Determine parameters of L2 cache using
6262 decode_l2_caches function.
6263 (decode_caches_intel): Decode L2 cache parameters.
6264 (detect_caches_intel): Determine L2 cache parameters using
6265 decode_caches_intel and decode_l2_caches functions.
6267 2008-04-03 Bob Wilson <bob.wilson@acm.org>
6269 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
6270 secondary input reload for subword loads from the constant pool.
6272 2008-04-03 Janis Johnson <janis187@us.ibm.com>
6275 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
6276 constants of the appropriate size for runtime calculations.
6279 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
6280 decimal-float literal constant zero.
6282 2008-04-03 Jakub Jelinek <jakub@redhat.com>
6285 * c-parser.c (c_parser_omp_atomic): Call
6286 default_function_array_conversion on the RHS.
6289 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
6290 call is_variable_sized if decl has incomplete type.
6292 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
6294 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
6296 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
6298 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
6300 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
6301 (sgt<u>): Merge sgt and sgtu into new expander.
6302 (sgt, sgtu): Remove expanders.
6303 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
6304 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
6305 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
6306 *sgtu_<mode>_mips16 into new pattern.
6307 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
6308 (sge<u>): Merge sge and sgeu into new expander.
6309 (sge, sgeu): Remove expanders.
6310 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
6312 (*sge_<mode>, second *sge_<mode>): Remove patterns.
6313 (slt<u>): Merge slt and sltu into new expander.
6314 (slt, sltu): Remove expanders.
6315 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
6316 (*slt_<mode>, *sltu_<mode>): Remove patterns.
6317 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
6318 *sltu_<mode>_mips16 into new pattern.
6319 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
6320 (sle<u>): Merge sle and sleu into new expander.
6321 (sle, sleu): Remove expanders.
6322 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
6323 (*sle_<mode>, *sleu_<mode>): Remove patterns.
6324 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
6325 *sleu_<mode>_mips16 into new pattern.
6326 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
6328 2008-04-03 Jan Hubicka <jh@suse.cz>
6330 PR tree-optimization/35795
6331 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
6332 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6333 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6334 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6335 * score/score3.c (score3_output_mi_thunk): Likewise.
6336 * score/score7.c (score7_output_mi_thunk): Likewise.
6337 * mips/mips.c (mips_output_mi_thunk): Likewise.
6339 2008-04-03 Richard Guenther <rguenther@suse.de>
6341 * tree-vrp.c (extract_range_from_unary_expr): Handle all
6342 conversions. Simplify code.
6344 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
6346 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
6348 2008-04-03 Tom Tromey <tromey@redhat.com>
6349 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6351 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
6352 * config/bfin/t-bfin-linux (generated_files): Add
6353 linux-sysroot-suffix.h.
6354 * doc/install.texi (Prerequisites): Require make 3.80.
6355 * doc/sourcebuild.texi (Front End Directory): Document new
6357 * Makefile.in (generated_files): New variable.
6358 (ALL_HOST_OBJS): New variable.
6359 ($(ALL_HOST_OBJS)): New target.
6361 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6363 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
6364 (remap_block): Call id->transform_lang_insert_block instead
6366 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
6367 Set id.transform_lang_insert_block to NULL.
6368 (clone_body): Move to cp/optimize.c
6369 * tree-inline.h (struct copy_body_data): Change
6370 transform_lang_insert_block to function pointer.
6371 (copy_generic_body, copy_decl_no_change): Export.
6372 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
6373 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
6374 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
6376 * c-tree.h (insert_block): Kill.
6377 * c-decl.c (insert_block): Kill.
6379 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6381 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6382 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6383 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
6385 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
6386 argument, call {push,pop}_function_context from here.
6387 * c-parser.c: Use c_{push,pop}_function_context.
6389 * function.c (push_function_context_to): Move meat ...
6390 (push_function_context): ... here. Simplify.
6391 * function.c (pop_function_context_from): Move meat ...
6392 (pop_function_context): ... here. Simplify.
6393 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
6395 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6396 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6397 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
6398 * tree.h (push_function_context_to, pop_function_context_from): Remove.
6400 2008-04-03 Ben Elliston <bje@au.ibm.com>
6402 * expmed.c (extract_force_align_mem_bit_field): Remove.
6404 2008-04-03 Richard Guenther <rguenther@suse.de>
6407 * expr.h (try_casesi): Adjust prototype.
6408 * expr.c (try_casesi): Take fallback label as extra parameter.
6409 Use that for gen_casesi if default_label is NULL.
6410 * stmt.c (expand_case): Pass fallback label to try_casesi,
6411 make sure to fill gaps with a fallback label if default_label
6414 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
6417 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
6419 2008-04-03 Ben Elliston <bje@au.ibm.com>
6421 * expmed.c (extract_split_bit_field): Remove if (0) code.
6422 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
6423 (do_ds_constraint): Likewise.
6425 2008-04-02 Joseph Myers <joseph@codesourcery.com>
6427 * doc/cppopts.texi (-dU): Document.
6428 * c-common.h (flag_dump_macros): Update comment.
6429 * c-opts.c (handle_OPT_d): Handle -dU.
6430 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
6431 dump_queued_macros, cb_used_define, cb_used_undef): New.
6432 (init_pp_output): Handle -dU.
6433 (cb_line_change): Call dump_queued_macros.
6434 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
6436 2008-04-02 Anatoly Sokolov <aesok@post.ru>
6438 * config/avr/predicates.md (io_address_operand): New predicate.
6439 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
6440 * config/avr/avr.c (avr_io_address_p): Remove function.
6441 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
6442 'avr_io_address_p' function.
6443 (out_movhi_r_mr): (Ditto.).
6444 (out_movqi_mr_r): (Ditto.).
6445 (out_movhi_mr_r): (Ditto.).
6446 (avr_address_cost): (Ditto.).
6448 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
6450 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
6451 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
6452 in 32bit mode when XMM registers are available to avoid store
6454 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
6455 corresponding post-reload splitters.
6457 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6459 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
6460 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
6461 __builtin_ia32_roundss.
6462 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
6463 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
6464 __builtin_ia32_roundss.
6465 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
6466 IX86_BUILTIN_SHUFPD here.
6468 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6470 * config/i386/i386.md (plogic): New.
6471 (plogicprefix): Likewise.
6473 * config/i386/mmx.md (mmx_<code><mode>3): New.
6474 (mmx_and<mode>3): Removed.
6475 (mmx_ior<mode>3): Likewise.
6476 (mmx_xor<mode>3): Likewise.
6478 * config/i386/sse.md (<code><mode>3): New.
6479 (*<code><mode>3): Likewise.
6480 (*<code><mode>3): Likewise.
6481 (<code><mode>3): Likewise.
6482 (*sse_<code><mode>3): Likewise.
6483 (*sse2_<code><mode>3): Likewise.
6484 (<code>tf3): Likewise.
6485 (*<code>tf3): Likewise.
6486 (and<mode>3): Likewise.
6487 (*and<mode>3): Likewise.
6488 (ior<mode>3): Removed.
6489 (*ior<mode>3): Likewise.
6490 (xor<mode>3): Likewise.
6491 (*xor<mode>3): Likewise.
6492 (*and<mode>3): Likewise.
6493 (*ior<mode>3): Likewise.
6494 (*xor<mode>3): Likewise.
6495 (and<mode>3): Likewise.
6496 (*sse_and<mode>3): Likewise.
6497 (*sse2_and<mode>3): Likewise.
6499 (*andtf3): Likewise.
6500 (ior<mode>3): Likewise.
6501 (*sse_ior<mode>3): Likewise.
6502 (*sse2_ior<mode>3): Likewise.
6504 (*iortf3): Likewise.
6505 (xor<mode>3): Likewise.
6506 (*sse_xor<mode>3): Likewise.
6507 (*sse2_xor<mode>3): Likewise.
6509 (*xortf3): Likewise.
6511 2008-04-02 Richard Guenther <rguenther@suse.de>
6513 PR tree-optimization/14495
6514 PR tree-optimization/34793
6515 * tree-vrp.c (struct switch_update): New structure.
6516 (to_remove_edges, to_update_switch_stmts): New VECs.
6517 (simplify_switch_using_ranges): New function. Remove not taken
6518 case labels and edges.
6519 (simplify_stmt_using_ranges): Call it.
6520 (identify_jump_threads): Mark edges we have queued for removal
6521 so we don't thread them.
6522 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
6524 * tree-cfg.c (group_case_labels): Deal with missing default label.
6525 (tree_verify_flow_info): Allow missing default label.
6526 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
6527 (emit_case_nodes): Likewise.
6528 (expand_case): Do not rely on the default label to be present.
6529 * expr.c (try_casesi): Deal with NULL default_label.
6530 (do_tablejump): Likewise.
6532 2008-04-02 Richard Guenther <rguenther@suse.de>
6534 PR tree-optimization/14495
6535 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
6536 SWITCH_EXPR here ...
6537 (vrp_visit_switch_stmt): ... but here (new function).
6538 (find_case_label_index): New helper function.
6539 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
6541 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6543 * fwprop.c: Fix ISO-C99ism.
6545 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6548 * Makefile.in (objdir): Set it here.
6549 * configure.ac: Not here. Find dynamic linker characteristics.
6550 * exec-tool.in: Use them.
6551 * aclocal.m4: Regenerate.
6552 * configure: Regenerate.
6554 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6556 * expr.c (expand_var): Delete it.
6557 * expr.h (expand_var): Delete prototype.
6558 * function.c (expand_function_start): Use expand_decl instead.
6559 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
6562 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
6564 PR rtl-optimization/35542
6565 * fwprop.c (forward_propagate_and_simplify): Replace
6566 loc_reg_mentioned_in_p with reg_mentioned_p.
6568 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6570 PR rtl-optimization/35281
6571 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
6572 (propagate_rtx_1): Handle PR_HANDLE_MEM.
6573 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
6574 (varying_mem_p): Move above propagate_rtx.
6575 (all_uses_available_at): Do not check MEMs.
6577 2008-04-02 Rafael Espindola <espindola@google.com>
6579 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
6580 (register_edge_assert_for_2): Split the cond argument.
6581 (register_edge_assert_for_1): Adjust for the change in
6582 register_edge_assert_for_2.
6583 (register_edge_assert_for): Split the cond argument.
6584 (find_switch_asserts): Adjust for the change in
6585 register_edge_assert_for.
6587 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
6589 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
6590 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
6591 offsets for 64-bit mingw.
6592 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
6593 abi for x86_64-pc-mingw.
6595 2008-04-02 Richard Guenther <rguenther@suse.de>
6597 * tree-vrp.c (extract_range_from_assert): Make sure to not
6598 produce range min/max with TREE_OVERFOW set.
6599 If merging a anti-range and a range keep the anti-range if
6600 the range covers all values of the type.
6601 (register_edge_assert_for_2): Only allow sign-changing
6602 conversions in detecting canonical range checks. Also
6603 register an assert for the unsigned name if useful.
6605 PR tree-optimization/35787
6606 * tree-vrp.c (vrp_val_max): New function.
6607 (vrp_val_min): Likewise.
6608 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
6609 (vrp_val_is_min): Likewise.
6610 (supports_overflow_infinity): Use vrp_val_{min,max}.
6611 (negative_overflow_infinity): Likewise.
6612 (positive_overflow_infinity): Likewise.
6613 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
6614 (is_positive_overflow_infinity): Likewise.
6615 (is_overflow_infinity): Likewise.
6616 (avoid_overflow_infinity): Use vrp_val_{min,max} and
6617 vrp_val_is_{min,max}.
6618 (set_and_canonicalize_value_range): Canonicalize anti-ranges
6619 to ranges if possible. Avoid empty ranges.
6621 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6624 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
6625 the expression is a function address.
6627 2008-04-01 George Helffrich <george@gcc.gnu.org>
6629 PR fortran/35154, fortran/23057
6630 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
6631 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
6632 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
6633 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
6635 (dbxout_syms): Check for COMMON-based symbol and wrap in
6636 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
6637 in bracket for efficiency.
6639 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
6640 using DW_TAG_common_block + member offset.
6641 (add_pubname_string): New function.
6642 (dw_expand_expr): New function to find block name and offset for
6644 (common_check): New function to check whether symbol in Fortran COMMON.
6645 (gen_variable_die): If COMMON, use DW_TAG_common_block.
6647 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
6650 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
6652 2008-04-02 Ben Elliston <bje@au.ibm.com>
6654 * config/v850/v850.md (casesi): Remove if (0) code.
6655 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6656 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
6658 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
6660 * config/i386/i386.md (rex64suffix): New mode attribute.
6661 (floathi<mode>2): Disable expander for SSE math.
6662 (*floathi<mode>2_1): New insn insn_and_split pattern.
6663 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
6664 corresponding post-reload splitters.
6665 (*floathi<mode>2_i387): New macroized insn pattern.
6666 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
6667 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
6668 insn_and_split pattern.
6669 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
6670 New macroized instruction patterns and corresponding post-reload
6672 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
6673 and corresponding post-reload splitters.
6674 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
6675 New macroized instruction patterns.
6676 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
6677 macroized instruction patterns and corresponding post-reload splitters.
6678 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
6679 corresponding post-reload splitters.
6680 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
6681 New macroized instruction patterns.
6682 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
6683 corresponding post-reload splitters.
6684 (*floatsi<mode>2_i387): New macroized instruction patterns.
6686 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
6688 * config/i386/i386.md (smaxmin): New.
6689 (umaxmin): Likewise.
6690 (maxminiprefix): Likewise.
6691 (maxminfprefix): Likewise.
6692 (<code><mode>3): Likewise.
6693 (smin<mode>3): Removed.
6694 (smax<mode>3): Likewise.
6696 * config/i386/mmx.md (mmx_<code>v2sf3): New.
6697 (mmx_<code>v4hi3): Likewise.
6698 (mmx_<code>v8qi3): Likewise.
6699 (mmx_smaxv2sf3): Removed.
6700 (mmx_sminv2sf3): Likewise.
6701 (mmx_umaxv8qi3): Likewise.
6702 (mmx_smaxv4hi3): Likewise.
6703 (mmx_uminv8qi3): Likewise.
6704 (mmx_sminv4hi3): Likewise.
6706 * config/i386/sse.md (<addsub><mode>3): New.
6707 (*<addsub><mode>3): Likewise.
6708 (<sse>_vm<addsub><mode>3): Likewise.
6709 (<maxmin><mode>3): Likewise.
6710 (*<maxmin><mode>3_finite): Likewise.
6711 (*<maxmin><mode>3): Likewise.
6712 (<sse>_vm<maxmin><mode>3): Likewise.
6713 (sse3_h<addsub>v4sf3): Likewise.
6714 (sse3_h<addsub>v2df3): Likewise.
6715 (<maxmin>v16qi3): Likewise.
6716 (*<maxmin>v16qi3): Likewise.
6717 (<maxmin>v8hi3): Likewise.
6718 (*<maxmin>v8hi3): Likewise.
6719 (*sse4_1_<maxmin><mode>3): Likewise.
6720 (*sse4_1_<maxmin><mode>3): Likewise.
6721 (add<mode>3): Removed.
6722 (*add<mode>3): Likewise.
6723 (<sse>_vmadd<mode>3): Likewise.
6724 (sub<mode>3): Likewise.
6725 (*sub<mode>3): Likewise.
6726 (<sse>_vmsub<mode>3): Likewise.
6727 (smin<mode>3): Likewise.
6728 (*smin<mode>3_finite): Likewise.
6729 (*smin<mode>3): Likewise.
6730 (<sse>_vmsmin<mode>3): Likewise.
6731 (smax<mode>3): Likewise.
6732 (*smax<mode>3_finite): Likewise.
6733 (*smax<mode>3): Likewise.
6734 (<sse>_vmsmax<mode>3): Likewise.
6735 (sse3_haddv4sf3): Likewise.
6736 (sse3_haddv2df3): Likewise.
6737 (sse3_hsubv4sf3): Likewise.
6738 (sse3_hsubv2df3): Likewise.
6739 (umaxv16qi3): Likewise.
6740 (*umaxv16qi3): Likewise.
6741 (smaxv8hi3): Likewise.
6742 (*smaxv8hi3): Likewise.
6743 (*sse4_1_smax<mode>3): Likewise.
6744 (*sse4_1_umax<mode>3): Likewise.
6745 (uminv16qi3): Likewise.
6746 (*uminv16qi3): Likewise.
6747 (sminv8hi3): Likewise.
6748 (*sminv8hi3): Likewise.
6749 (*sse4_1_smin<mode>3): Likewise.
6750 (*sse4_1_umin<mode>3): Likewise.
6752 2008-04-01 Rafael Espindola <espindola@google.com>
6754 * tree-cfg.c (verify_expr): remove in_phi.
6755 (verify_stmt): Don't call walk_tree with verify_expr. Use
6756 is_gimple_min_invariant instead of is_gimple_val.
6758 2008-04-01 Joseph Myers <joseph@codesourcery.com>
6760 * doc/include/gpl_v3.texi: Update for manpage generation.
6761 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
6763 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
6764 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
6765 gpl_v3.texi instead of gpl.texi.
6768 2008-04-01 Jakub Jelinek <jakub@redhat.com>
6771 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
6773 2008-04-01 Rafael Espindola <espindola@google.com>
6775 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
6776 (extract_code_and_val_from_cond): Use
6777 extract_code_and_val_from_cond_with_ops.
6779 2008-04-01 Jan Hubicka <jh@suse.cz>
6781 * function.c (free_after_compilation): Free epilogue_delay_list.
6782 (prepare_function_start): Assert that previous compilation was freed.
6784 2008-04-01 Jan Hubicka <jh@suse.cz>
6785 Jim Wilson <wilson@tuliptree.org>
6786 Andreas Tobler <andreast@gcc.gnu.org>
6789 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
6790 rtl.emit instead cfun->emit.
6791 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
6792 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
6794 2008-04-01 Ben Elliston <bje@au.ibm.com>
6796 * doc/c-tree.texi (Function Basics): Fix grammatical error.
6798 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
6800 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
6802 (fprofile-use): Add var flag_profile_use
6803 * coverage.c (coverage_begin_output): Do not open a gcno file for
6804 output only if -ftest-coverage is set.
6805 Do not add getpwd() to gcda file path.
6806 (build_gcov_info): Check the new flag
6807 flag_profile_datafile_relative_path.
6808 (coverage_init): Use profile_data_prefix.
6809 Read profile counter only if flag_profile_use is set.
6810 * opts.c (common_handle_option): New option fprofile-use=,
6811 fprofile-dir=, fprofile-generate=.
6812 * toplev.c (profile_data_prefix): New variable definition.
6813 * toplev.h (profile_data_prefix): New declaration.
6814 * doc/invoke.tex (Option Summary, Optimization Options):
6817 2008-03-31 James E. Wilson <wilson@tuliptree.org>
6819 * varasm.c (output_constant_pool_1): In LABEL_REF check,
6820 use tmp consistently.
6823 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
6824 * config/ia64/ia64.c (rtx_needs_barrier): Handle
6825 UNSPEC_FR_RECIP_APPROX_RES.
6826 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
6828 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
6831 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
6833 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6836 * fold-const.c (fold_indirect_ref_1): Support accessing non first
6837 element of the vector via a pointer.
6839 2008-03-31 Ian Lance Taylor <iant@google.com>
6841 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
6843 2008-03-31 Jan Hubicka <jh@suse.cz>
6845 * builtins.c (expand_builtin_setjmp_receiver): Update call of
6846 get_arg_pointer_save_area.
6847 * expr.c (init_expr): Just clear out rtl.expr.
6848 * function.c (free_after_compilation): Clear out whole RTL structure.
6849 (get_func_frame_size): Merge into ...
6850 (get_frame_size): ... this one.
6851 (assign_stack_local_1): Merge into ...
6852 (assign_stack_local): ... this one.
6853 (expand_function_end): Update call of get_arg_pointer_save_area.
6854 (get_art_pointer_save_area): Remove cfun argument.
6855 * function.h (emit_status): regno_pointer_align does not need length
6856 attribute. Move x_regno_reg_rtx to ...
6857 (regno_reg_rtx): ... new global array.
6858 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
6859 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
6860 apply_args_value, forced_labels, stack_pointer_delta):
6862 (struct varasm_status): Move here from varasm.c
6863 (struct rtl_data): New. Move here some fields from struct function.
6864 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
6865 frame_offset, stack_check_probe_note, arg_pointer_save_area,
6866 used_temp_slots avail_temp_slots, temp_slot_level,
6867 nonlocal_goto_handler_labels): Update accesstors.
6868 (rtl): New global variable.
6869 (struct function): Move some fileds to rtl_data.
6870 (get_arg_pointer_save_area): Update prototype.
6871 * emit-rtl.c (rtl): Declare.
6872 (regno_reg_rtx): Declare.
6873 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
6875 (gen_reg_rtx): Update.
6876 (init_virtual_regs): Do not tate emit_status argument.
6877 (init_emit): Do not allocate emit.
6878 * varasm.c (varasm_statuc): Move to function.h.
6879 (n_deferred_constatns): Update accestor.
6880 (init_varasm_status): Do not allocate varasm_status.
6881 (force_const_mem, get_pool_size, output_constant_pool): Update.
6882 * stmt.c (force_label_rtx): Do not use x_ prefixes.
6883 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
6885 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
6887 PR rtl-optimization/35729
6888 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
6891 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
6894 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
6895 load/store if memory is unaligned.
6896 (*movti_rex64): Likewise.
6898 * config/i386/predicates.md (misaligned_operand): New.
6900 2008-03-31 Andrew Pinski <pinskia@gmail.com>
6903 * tree-ssa-phiopt.c (conditional_replacement): Return early for
6906 2008-03-31 Jan Beulich <jbeulich@novell.com>
6908 * config/ia64/constraints.md: Add 'j' constraint.
6909 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
6910 (movdi_internal): Likewise.
6912 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
6915 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
6917 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
6920 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
6921 proper error message for the third argument on blendpd and
6924 * config/i386/sse.md (blendbits): New.
6925 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
6927 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
6929 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
6931 2008-03-30 Richard Guenther <rguenther@suse.de>
6934 * fold-const.c (fold_sign_changed_comparison): Do leave
6935 conversions to base-types alone.
6937 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6939 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
6940 the link register if one altivec register is be saved.
6942 2008-03-30 Ben Elliston <bje@au.ibm.com>
6944 * final.c (final_scan_insn): Remove if (0) code.
6946 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
6948 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
6950 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
6952 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
6953 of V4SFmode to ix86_binary_operator_ok.
6955 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
6957 * config/i386/i386.c (override_options): Initialize
6958 ix86_veclib_handler to ix86_veclibabi_svml when
6959 -mveclibabi=svml is used.
6960 (ix86_veclibabi_svml): New function for SVML ABI style
6961 vectorization support.
6962 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
6964 2008-03-28 Rafael Espindola <espindola@google.com>
6966 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
6967 (tree_binary_nonnegative_warnv_p): Make it public.
6968 (tree_single_nonnegative_warnv_p): Make it public.
6969 (tree_invalid_nonnegative_warnv_p): Make it public.
6970 (tree_unary_nonzero_warnv_p): Make it public.
6971 (tree_binary_nonzero_warnv_p): Make it public
6972 (tree_single_nonzero_warnv_p): Make it public.
6973 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
6974 (extract_range_from_binary_expr): Split the expr argument.
6975 (extract_range_from_unary_expr): Split the expr argument.
6976 (extract_range_from_comparison): Split the expr argument.
6977 (extract_range_from_expr): Use the new aux functions.
6978 (vrp_evaluate_conditional_warnv): Use
6979 vrp_evaluate_conditional_warnv_with_ops.
6980 * tree.h (tree_unary_nonzero_warnv_p): Declare.
6981 (tree_binary_nonzero_warnv_p): Declare.
6982 (tree_single_nonzero_warnv_p): Declare.
6983 (tree_expr_nonzero_warnv_p): Declare.
6984 (tree_unary_nonnegative_warnv_p): Declare.
6985 (tree_binary_nonnegative_warnv_p): Declare.
6986 (tree_single_nonnegative_warnv_p): Declare.
6987 (tree_invalid_nonnegative_warnv_p): Declare.
6989 2008-03-28 Richard Guenther <rguenther@suse.de>
6991 PR tree-optimization/30317
6992 PR tree-optimization/30911
6993 PR tree-optimization/34793
6994 * tree-vrp.c (set_and_canonicalize_value_range): New function.
6995 (struct assert_locus_d): New member EXPR.
6996 (register_new_assert_for): Add EXPR parameter to support
6997 ASSERT_EXPR <name, expr OP limit>.
6998 (register_edge_assert_for_1): Adjust callers.
6999 (find_assert_locations): Likewise.
7000 (process_assert_insertions_for): Build condition from expression.
7001 (extract_range_from_assert): Handle ASSERT_EXPRs
7002 of the form ASSERT_EXPR <name, expr OP limit>.
7003 (register_edge_assert_for_2): New helper registering
7004 asserts for comparisons. Recognize range tests of the form
7005 (unsigned)i - CST1 OP CST2.
7006 (register_edge_assert_for_1): Use it.
7007 (register_edge_assert_for): Likewise.
7008 (needs_overflow_infinity): Integer sub-types
7009 do not need overflow infinities.
7010 (vrp_val_is_max): The extreme values of integer sub-types
7011 are those of the base type.
7012 (vrp_val_is_min): Likewise.
7013 * tree.def (ASSERT_EXPR): Document extra allowed conditional
7016 2008-03-28 Nick Clifton <nickc@redhat.com>
7019 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
7020 Return GENERAL_REGS for stack adjustment reloads.
7022 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7025 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
7026 const_vector when all the vectors are constant.
7028 2008-03-27 Bob Wilson <bob.wilson@acm.org>
7030 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
7032 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
7033 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
7035 (s<code>_sf): Use new scc_sf attribute for opcode names.
7037 2008-03-27 Tom Tromey <tromey@redhat.com>
7039 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
7040 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
7041 config/spu/t-spu-elf, config/i386/t-interix,
7042 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
7043 config/i386/x-darwin, config/i386/x-mingw32,
7044 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
7045 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
7046 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
7047 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
7048 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
7049 config/rs6000/x-darwin, config/rs6000/t-rs6000,
7050 config/score/t-score-elf, config/arm/t-strongarm-pe,
7051 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
7052 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
7053 Revert automatic dependency patch.
7055 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
7058 * config/i386/i386.c (ix86_function_arg_boundary): Align
7059 decimal floating point to its natural boundary.
7061 2008-03-27 Richard Guenther <rguenther@suse.de>
7064 * fold-const.c (fold_comparison): Restrict distinct decl
7065 comparison folding to VAR_DECLs and PARM_DECLs. Do not
7066 solely rely on operand_equal_p.
7068 2008-03-27 Richard Guenther <rguenther@suse.de>
7071 * c-common.c (handle_weak_attribute): Reject combination of
7074 2008-03-27 Richard Guenther <rguenther@suse.de>
7076 PR tree-optimization/32810
7077 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
7078 conversions from DECL_INITIAL.
7079 (fold_const_aggregate_ref): Likewise from constructor elements.
7081 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
7083 * tree-affine.h (aff_combination_expand): Declare.
7084 (get_inner_reference_aff): Likewise.
7085 * tree-affine.c (aff_combination_expand): Split out from
7086 tree_to_aff_combination_expand.
7087 (get_inner_reference_aff): New function.
7088 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
7089 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
7090 (struct lim_aux_data): sm_done field removed.
7091 (mem_ref_loc_p, mem_ref_locs_p): New types.
7092 (struct mem_ref): Added id, stored, accesses_in_loop,
7093 indep_loop, dep_loop, indep_ref, dep_ref fields.
7094 Removed is_stored, locs and next fields.
7095 (memory_accesses): New variable.
7096 (movement_possibility): Do not allow moving statements
7097 that store to memory.
7098 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
7100 (determine_max_movement): For statements with memory references,
7101 find the outermost loop in that the reference is independent.
7102 (move_computations_stmt): Mark the virtual operands for renaming.
7103 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
7104 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
7105 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
7106 add_vop_ref_mapping, create_vop_ref_mapping_loop,
7107 create_vop_ref_mapping, analyze_memory_references,
7108 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
7109 get_all_locs_in_loop, ref_always_accessed_p,
7110 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
7111 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
7112 store_motion_loop, store_motion): New functions.
7113 (struct vop_to_refs_elt): New type.
7114 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
7115 memref_hash, memref_eq, hoist_memory_references): Rewritten.
7116 (schedule_sm): Replaced by...
7117 (execute_sm): ... this.
7118 (determine_lsm_ref, hoist_memory_references,
7119 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
7120 find_more_ref_vops, free_mem_ref, free_mem_refs,
7121 determine_lsm_loop, determine_lsm): Removed.
7122 (tree_ssa_lim_finalize): Free data structures used by store motion.
7123 (tree_ssa_lim): Call analyze_memory_references. Use
7124 store_motion instead of determine_lsm.
7126 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
7128 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
7129 rename tmake_file to m68hc11/t-m68hc11.
7130 (mcore): Set inhibit_libc to true.
7131 * config.host (alpha*-dec-*vms*): Set extra_programs.
7132 (interix3*): Don't use host_xmake_file.
7133 * configure.ac: Let config.gcc override inhibit_libc.
7134 * configure: Regenerate.
7136 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
7137 * config/t-openbsd-thread: Remove commented out lines.
7139 * config/x-interix: Remove.
7141 * config/m68hc11/t-m68hc11-gas: Rename to...
7142 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
7144 * config/mcore/t-mcore: Remove T_CFLAGS.
7145 * config/mcore/t-mcore-pe: Likewise.
7147 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
7149 * configure.ac: Replace custom __GNU_SOURCE test with
7150 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
7151 * aclocal.m4: Regenerate.
7152 * configure: Regenerate.
7153 * config.in: Regenerate.
7155 2008-03-27 Richard Guenther <rguenther@suse.de>
7157 * fold-const.c (target.h): Include.
7158 (fold_comparison): Fold comparison of addresses of decls
7159 that bind locally or of constants. Consolidate address folding code.
7160 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
7161 results from fold_binary_to_constant.
7162 (compare_values_warnv): Likewise.
7164 2008-03-27 Andrew Pinski <pinskia@gmail.com>
7167 * fold-const.c (fold_truthop): Check for integeral types when folding
7168 a == 0 && b == 0 and a != 0 || b != 0 .
7170 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
7172 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
7174 2008-03-26 Andreas Schwab <schwab@suse.de>
7176 * doc/invoke.texi: Fix use of @item vs. @itemx.
7178 2008-03-26 Tom Tromey <tromey@redhat.com>
7180 * Makefile.in (build/gensupport.o, build/print-rtl.o,
7181 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
7182 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
7183 build/gencodes.o, build/genconditions.o, build/genconfig.o,
7184 build/genconstants.o, build/genemit.o, build/genextract.o,
7185 build/genflags.o, build/genmddeps.o, build/genopinit.o,
7186 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
7189 2008-03-26 Richard Guenther <rguenther@suse.de>
7192 2008-03-26 Richard Guenther <rguenther@suse.de>
7194 * fold-const.c (target.h): Include.
7195 (fold_comparison): Fold comparison of addresses of two decls
7196 that bind locally. Consolidate address folding code.
7198 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7200 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
7201 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
7202 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
7203 dconstsqrt2, dconstthird, dconste and/or dconst10.
7204 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
7205 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
7206 dconstsqrt2, dconste): Delete.
7207 (init_emit_once): Likewise. Simplify initializing dconstm1.
7209 * real.c (get_real_const): New.
7210 * real.h (dconst3, dconst10, dconstm2, dconstthird,
7211 dconstsqrt2, dconste): Delete.
7212 (real_value_const, get_real_const): New.
7214 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
7216 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
7218 * config/i386/i386.c (ix86_function_arg_boundary): Check
7219 BIGGEST_ALIGNMENT instead of 128.
7220 (setup_incoming_varargs_64): Likewise.
7222 2008-03-26 Tom Tromey <tromey@redhat.com>
7224 * Makefile.in (DEPFILES): Add missing '/'.
7226 2008-03-26 Richard Guenther <rguenther@suse.de>
7228 * fold-const.c (target.h): Include.
7229 (fold_comparison): Fold comparison of addresses of two decls
7230 that bind locally. Consolidate address folding code.
7232 2008-03-26 Nick Clifton <nickc@redhat.com>
7235 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
7236 not allow INT+INT as a legitimate addressing mode.
7238 2008-03-26 Richard Guenther <rguenther@suse.de>
7240 * tree-flow.h (widen_bitfield): Remove declaration.
7241 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
7242 (widen_bitfield): Remove function.
7243 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
7246 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7249 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
7252 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
7254 PR rtl-optimization/35232
7255 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
7256 (forget_old_reloads_1, forget_marked_reloads): Don't clear
7257 reg_reloaded_call_part_clobbered here.
7258 (reload_regs_reach_end_p): New function.
7259 (reload_reg_rtx_for_input): New variable.
7260 (reload_reg_rtx_for_output): Likewise.
7261 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
7262 when reassigning a pseudo register. Load reloadreg from
7263 reload_reg_rtx_for_input, moving the mode and register
7265 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
7266 instead of the original when deciding whether an input reload
7267 would be a no-op or whether an output reload can be deleted.
7268 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
7269 when setting up new_spill_reg_store. Load it from
7270 reload_reg_rtx_for_output, moving the mode and register
7272 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
7273 instead of the original when deciding whether an output reload
7274 would be a no-op. Do the same when modifying insn notes.
7275 Use rtx_equal_p instead of == to compare the registers.
7276 (inherit_piecemeal_p): Take a mode and two register numbers
7278 (emit_reload_insns): Clear new_spill_reg_store for every hard
7279 register in the reload register. Remove spill registers
7280 from reg_reloaded_valid before considering whether to record
7281 inheritance information for them. Use reload_reg_rtx_for_output
7282 instead of reg_rtx when recording output reloads. Use
7283 reload_reg_rtx_for_input instead of reg_rtx when recording
7284 input reloads. Set or clear reg_reloaded_call_part_clobbered
7285 at the same time as setting reg_reloaded_valid.
7286 (delete_output_reload): Add a new_reload_reg parameter and use it
7287 instead of rld[j].reg_rtx.
7288 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
7291 2008-03-25 Tom Tromey <tromey@redhat.com>
7293 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
7294 (build/genattr.o): Likewise.
7295 (build/genattrtab.o): Likewise.
7296 (build/gencodes.o): Likewise.
7297 (build/genconfig.o): Likewise.
7298 (build/genconstants.o): Likewise.
7299 (build/genemit.o): Likewise.
7300 (build/genextract.o): Likewise.
7301 (build/genflags.o): Likewise.
7303 2008-03-25 Bob Wilson <bob.wilson@acm.org>
7305 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
7306 instead of size_int for integer types.
7307 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
7308 to match type of MINUS_EXPR.
7310 2008-03-25 Tom Tromey <tromey@redhat.com>
7312 * configure: Rebuilt.
7313 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
7316 2008-03-25 Tom Tromey <tromey@redhat.com>
7318 * config/x-solaris (host-solaris.o): Update.
7319 * config/x-linux (host-linux.o): Update.
7320 * config/x-hpux (host-hpux.o): Update.
7321 * config/x-darwin (host-darwin.o): Update.
7322 * config/v850/t-v850e (v850-c.o): Update.
7323 * config/v850/t-v850 (v850-c.o): Update.
7324 * config/t-vxworks (vxworks.o): Update.
7325 * config/t-sol2 (sol2-c.o, sol2.o): Update.
7326 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
7327 * config/spu/t-spu-elf (spu-c.o): Update.
7329 * config/sh/t-symbian (sh-c.o): Update.
7330 (symbian.o): Update.
7331 * config/sh/t-sh (sh-c.o): Update.
7332 * config/score/t-score-elf (score7.o, score3.o): Update.
7333 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
7334 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
7335 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
7336 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
7338 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7339 * config/m32c/t-m32c (m32c-pragma.o): Update.
7340 * config/ia64/t-ia64 (ia64-c.o): Update.
7341 * config/i386/x-mingw32 (host-mingw32.o): Update.
7342 * config/i386/x-i386 (driver-i386.o): Update.
7343 * config/i386/x-darwin (host-i386-darwin.o): Update.
7344 * config/i386/x-cygwin (host-cygwin.o): Update.
7345 * config/i386/t-nwld (nwld.o): Update.
7346 * config/i386/t-netware (netware.o): Update.
7347 * config/i386/t-interix (winnt.o): Update.
7348 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
7349 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
7350 msformat-c.o): Update.
7351 * config/bfin/t-bfin-linux (generated_files): Add
7352 linux-sysroot-suffix.h.
7353 * config/arm/t-wince-pe (pe.o): Update.
7354 * config/arm/t-strongarm-pe (pe.o): Update.
7355 * config/arm/t-pe (pe.o): Update.
7356 * config/arm/t-arm (arm-c.o): Update.
7357 * doc/install.texi (Prerequisites): Require make 3.80.
7358 * Makefile.in: Remove .o targets.
7359 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
7360 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
7361 (simple_generated_h, simple_generated_c): Move earlier.
7362 (generated_files): New variable.
7363 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
7364 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
7365 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
7366 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
7367 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
7368 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
7369 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
7370 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
7371 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
7372 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
7373 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
7374 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
7376 (COMPILE.base, COMPILE): New variables.
7377 (%.o): New pattern rule.
7378 (ALL_HOST_OBJS): New variable.
7379 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
7380 (dummy-checksum.o, cc1-checksum.o): Remove.
7381 (DRIVER_SHLIB): New variable.
7382 (DRIVER_DEFINES): Use it.
7383 (gencondmd.c): Move out of build/.
7384 (s-conditions): Update.
7385 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
7386 (ALL_BUILD_OBJS): Likewise.
7387 (build/%.o): Use BUILDCOMPILE.
7388 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
7389 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
7390 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
7391 build/gencheck.o, build/gencodes.o, build/genconditions.o,
7392 build/genconfig.o, build/genconstants.o, build/genemit.o,
7393 build/genextract.o, build/genflags.o, build/genmddeps.o,
7394 build/genopinit.o, build/genoutput.o, build/genpeep.o,
7395 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
7396 build/gen-protos.o, build/scan.o, build/fix-header.o,
7397 build/scan-decls.o): Simplify.
7398 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
7399 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
7400 prefix.o, toplev.o): Reduce to variable setting.
7401 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
7402 ($(out_object_file), gcc-options.o): New targets.
7403 ($(ALL_HOST_OBJS)): New target. Include dependency files.
7404 * configure: Rebuilt.
7405 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
7406 * doc/sourcebuild.texi (Front End Directory): Document new variable.
7408 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
7410 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
7411 complain when we hit an error, return ERROR_MARK_NODE.
7413 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7415 * config/sh/constraints.md (Pso, Psz): New constraints.
7416 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
7417 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
7419 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7421 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
7422 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
7424 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7426 * config/sh/sh.md (prefetch): Add condition for SH2A target.
7427 (prefetch_sh2a): New.
7429 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7430 Naveen.H.S <naveen.hs@kpitcummins.com>
7432 * config/sh/constraints.md (I28): New constraint.
7433 * config/sh/sh.c (broken_move): Add support for movi20s.
7434 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
7436 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
7437 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7438 Naveen.H.S <naveen.hs@kpitcummins.com>
7440 * config/sh/sh.c (SH_ATTRIBUTES): Define.
7441 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
7442 (print_operand): Handle resbank in %@ operand code.
7443 (sh_encode_section_info): New.
7444 (push_regs): Add conditions for resbank.
7445 (sh_expand_epilogue): Likewise.
7446 (sh_insert_attributes): Likewise.
7447 (sh_attribute_table): Likewise.
7448 (sh_handle_resbank_handler_attribute): New.
7449 (sh2a_handle_function_vector_handler_attribute): New.
7450 (sh2a_is_function_vector_call): New.
7451 (sh2a_get_function_vector_number): New.
7452 (sh2a_function_vector_p): New.
7453 (sh_cfun_resbank_handler_p): New.
7454 * config/sh/sh.md (calli): Emit jsr/n if possible.
7455 (calli_tbr_rel): New.
7456 (calli_pcrel): Emit jsr/n if possible.
7457 (return_i): Emit rts/n if possible.
7458 (call_valuei_tbr_rel): New.
7459 (call_valuei_pcrel): Add condition for SH2A target.
7460 (call_value): Likewise.
7461 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
7462 (sh2a_get_function_vector_number): Likewise.
7463 (sh2a_is_function_vector_call): Likewise.
7464 * doc/extend.texi: Document TBR relative addressing of SH2A.
7465 (resbank): Add description for SH2A.
7467 2008-03-24 Richard Guenther <rguenther@suse.de>
7470 * gimplify.c (gimplify_modify_expr): For frontend type-correct
7471 pointer assignments change conversions according to middle-end rules.
7472 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
7473 * configure.ac: Include type checking in yes.
7474 * configure: Regenerate.
7476 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7478 * diagnostic.c (diagnostic_count_diagnostic): Delete.
7479 (diagnostic_report_diagnostic): Update. Handle ICEs here.
7481 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
7483 * gthr-vxworks.h (UNUSED): Define.
7485 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
7487 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
7489 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
7491 * doc/extend.texi (Function Attributes): Add missing comma in the
7492 example of the "alloc_size" attribute.
7494 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
7497 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7499 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7502 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7505 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7506 of the underlying type of a MS bitfield layout to the natural
7507 alignment of the type.
7509 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7511 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7512 to their natural alignment to avoid store forwarding stalls.
7514 2008-03-22 Richard Guenther <rguenther@suse.de>
7516 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
7517 For PHI nodes verify the address is invariant.
7518 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
7519 (get_symbol_constant_value): Use is_gimple_min_invariant.
7520 (maybe_fold_stmt_indirect): Likewise.
7522 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
7524 PR rtl-optimization/33927
7525 * Makefile.in (dse.o): Depend on $(TM_P_H).
7526 * expr.h (extract_low_bits): Declare.
7527 * expmed.c (extract_low_bits): New function.
7528 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
7529 * dse.c: Include tm_p.h.
7530 (find_shift_sequence): Remove the read_reg argument and return the
7531 read value. Emit the instructions instead of returning them.
7532 Iterate on new_mode rather than calculating it each time.
7533 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
7534 source to NEW_MODE and extract_low_bits to convert the shifted
7536 (replace_read): Allow the load and store to have different mode
7537 classes. Use extract_low_bits when SHIFT == 0. Create the shift
7538 or extraction instructions before trying the replacement. Update
7539 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
7541 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7543 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7544 to their natural alignment to avoid store forwarding stalls.
7546 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7549 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
7550 encouraging but not allowing gprs for input;
7551 change the input constraint to !f#r.
7552 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
7554 change the output constraint to !f#r.
7556 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
7559 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
7560 corresponding post-reload splitters.
7561 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
7562 when x87 FP math is selected.
7563 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
7564 New function prototype.
7565 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
7566 unreachable function to ease macroization of insn patterns.
7568 2008-03-21 Martin Jambor <mjambor@suse.cz>
7570 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
7571 reference dumps if ddr is NULL or dependence is unknown.
7573 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7575 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
7576 unsigned extension into account.
7577 (ATOMIC_COMPARE_AND_SWAP): Likewise.
7578 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
7579 Do computations on a scratch register.
7581 2008-03-21 Richard Guenther <rguenther@suse.de>
7583 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7584 Use is_gimple_min_invariant instead of TREE_INVARIANT.
7585 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
7586 * tree-ssa-dom.c (record_equality): Likewise.
7587 * tree-inline.c (copy_body_r): Likewise.
7588 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
7591 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7593 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
7594 as 'delete_unused' argument.
7596 2008-03-20 Richard Guenther <rguenther@suse.de>
7598 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
7599 special casing of constant qualifiers.
7600 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
7601 care about them in general.
7602 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
7603 regardless of their type.
7604 (fold_stmt_r): Forcefully fold *& if we end up with that.
7606 2008-03-20 Paul Brook <paul@codesourcery.com>
7608 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
7609 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
7611 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
7613 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
7614 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
7616 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
7618 * common.opt (Wmudflap): New option.
7619 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
7620 (mx_register_decls): Likewise.
7621 (mudflap_finish_file): Likewise.
7622 * doc/invoke.texi: Document -Wno-mudflap.
7624 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
7626 * c-format.c (replace_format_name_to_system_name): New.
7628 (convert_format_name_to_system_name): New.
7629 (decode_format_attr): Add use of convert_format_name_to_system_name.
7630 (format_types_orig): Add gnu_ prefix to names.
7631 (check_format_info_main): Special treating of \0 escaped names for
7632 supporting multi-character format specifiers as I32, I64.
7633 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
7634 (gnu_target_overrides_format_attributes): New.
7635 * c-format.h: Add structure target_ovr_attr to hold
7636 system specific formatter names.
7637 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
7638 msformat-c.o file to c_target_objs and cxx_target_objs.
7639 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7640 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
7641 (TARGET_N_FORMAT_TYPES): New.
7642 * config/i386/msformat-c.c: New.
7643 * config/i386/t-cygming: Add build rule for msformat-c.o.
7644 * doc/extend.texi: Add new format names gnu_* and ms_* and
7646 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7648 2008-03-20 Ira Rosen <irar@il.ibm.com>
7650 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
7651 optimizations turned on under -O3.
7652 (ftree-vectorize): Add that the flag is turned on with -O3.
7654 2008-03-20 Ben Elliston <bje@au.ibm.com>
7656 * regmove.c (try_auto_increment): Fix spelling error in comment.
7657 * final.c (final_scan_insn): Likewise.
7659 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
7662 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
7663 allocator preferences for "y" and "r" class registers.
7664 ("*mov<mode>_internal"): Ditto.
7665 ("*movv2sf_internal_rex64"): Ditto.
7666 ("*movv2sf_internal"): Ditto.
7668 2008-03-19 Michael Matz <matz@suse.de>
7671 * calls.c (expand_call): Check overlap of arguments with call
7672 address for sibcalls.
7674 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7677 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7678 of the underlying type of a MS bitfield layout to the natural
7679 alignment of the type.
7681 2008-03-19 Jan Hubicka <jh@suse.cz>
7684 * toplev.c (decode_d_option): Handle all CPP flags.
7685 * tree-vrp.c: Update tree_pass descriptors.
7686 * regrename.c: Update tree_pass descriptors.
7687 * fwprop.c: Update tree_pass descriptors.
7688 * doc/invoke.texi: Remove documentation of dropped -d? flags.
7689 * tree-into-ssa.c: Update tree_pass descriptors.
7690 * tree-dump.c: Update tree_pass descriptors.
7691 * tree-complex.c: Update tree_pass descriptors.
7692 * tree-dump.h: Update tree_pass descriptors.
7693 * see.c: Update tree_pass descriptors.
7694 * cgraphbuild.c: Update tree_pass descriptors.
7695 * tracer.c: Update tree_pass descriptors.
7696 * tree-loop-distribution.c: Update tree_pass descriptors.
7697 * cgraph.c: Update tree_pass descriptors.
7698 * postreload-gcse.c: Update tree_pass descriptors.
7699 * postreload.c: Update tree_pass descriptors.
7700 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
7701 * tree-tailcall.c: Update tree_pass descriptors.
7702 * tree-pass.h (tree_opt_pass): Rename to ...
7703 (opt_pass) ... this one; add "type" field and remove letter field.
7704 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
7705 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
7706 all_lowering_passes): Update declaration.
7707 * ipa-cp.c: Update tree_pass descriptors.
7708 * final.c: Update tree_pass descriptors.
7709 * omp-low.c: Update tree_pass descriptors.
7710 * tree-ssa-dse.c: Update tree_pass descriptors.
7711 * ipa-reference.c: Update tree_pass descriptors.
7712 * tree-ssa-uncprop.c: Update tree_pass descriptors.
7713 * auto-inc-dec.c: Update tree_pass descriptors.
7714 * reorg.c: Update tree_pass descriptors.
7715 * cgraphunit.c: Update tree_pass descriptors.
7716 * tree-ssa-copyrename.c: Update tree_pass descriptors.
7717 * tree-ssa-ccp.c: Update tree_pass descriptors.
7718 * df-core.c: Update tree_pass descriptors.
7719 * mode-switching.c: Update tree_pass descriptors.
7720 * tree-nomudflap.c: Update tree_pass descriptors.
7721 * modulo-sched.c: Update tree_pass descriptors.
7722 * ipa-pure-const.c: Update tree_pass descriptors.
7723 * cse.c: Update tree_pass descriptors.
7724 * web.c: Update tree_pass descriptors.
7725 * tree-stdarg.c: Update tree_pass descriptors.
7726 * tree-ssa-math-opts.c: Update tree_pass descriptors.
7727 * tree-ssa-dom.c: Update tree_pass descriptors.
7728 * tree-nrv.c: Update tree_pass descriptors.
7729 * tree-ssa-alias.c: Update tree_pass descriptors.
7730 * loop-init.c: Update tree_pass descriptors.
7731 * gimple-low.c: Update tree_pass descriptors.
7732 * ipa-inline.c: Update tree_pass descriptors.
7733 * tree-ssa-sink.c: Update tree_pass descriptors.
7734 * global.c: Update tree_pass descriptors.
7735 * ifcvt.c: Update tree_pass descriptors.
7736 * jump.c: Update tree_pass descriptors.
7737 * predict.c: Update tree_pass descriptors.
7738 * tree-ssa-loop.c: Update tree_pass descriptors.
7739 * recog.c: Update tree_pass descriptors.
7740 * dse.c: Update tree_pass descriptors.
7741 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
7742 * tree-eh.c: Update tree_pass descriptors.
7743 * regmove.c: Update tree_pass descriptors.
7745 * function.c: Update tree_pass descriptors.
7746 * tree-vectorizer.c: Update tree_pass descriptors.
7747 * gcse.c: Update tree_pass descriptors.
7748 * ipa-type-escape.c: Update tree_pass descriptors.
7749 * tree-if-conv.c: Update tree_pass descriptors.
7750 * init-regs.c: Update tree_pass descriptors.
7751 * ipa.c: Update tree_pass descriptors.
7752 * tree-ssa-phiopt.c: Update tree_pass descriptors.
7753 * rtl-factoring.c: Update tree_pass descriptors.
7754 * lower-subreg.c: Update tree_pass descriptors.
7755 * bt-load.c: Update tree_pass descriptors.
7756 * tree-dfa.c: Update tree_pass descriptors.
7757 * except.c: Update tree_pass descriptors.
7758 * emit-rtl.c: Update tree_pass descriptors.
7759 * cfgexpand.c: Update tree_pass descriptors.
7760 * tree-cfgcleanup.c: Update tree_pass descriptors.
7761 * cfgcleanup.c: Update tree_pass descriptors.
7762 * tree-ssa-pre.c: Update tree_pass descriptors.
7763 * tree-sra.c: Update tree_pass descriptors.
7764 * tree-mudflap.c: Update tree_pass descriptors.
7765 * tree-ssa-copy.c: Update tree_pass descriptors.
7766 * cfglayout.c: Update tree_pass descriptors.
7767 * tree-ssa-forwprop.c: Update tree_pass descriptors.
7768 * tree-ssa-dce.c: Update tree_pass descriptors.
7769 * tree-ssa.c: Update tree_pass descriptors.
7770 * regclass.c: Update tree_pass descriptors.
7771 * integrate.c: Update tree_pass descriptors.
7772 * tree-optimize.c: Update tree_pass descriptors.
7773 * tree-ssa-phiprop.c: Update tree_pass descriptors.
7774 * tree-object-size.c: Update tree_pass descriptors.
7775 * combine.c: Update tree_pass descriptors.
7776 * tree-outof-ssa.c: Update tree_pass descriptors.
7777 * bb-reorder.c: Update tree_pass descriptors.
7778 * stack-ptr-mod.c: Update tree_pass descriptors.
7779 * var-tracking.c: Update tree_pass descriptors.
7780 * tree-profile.c: Update tree_pass descriptors.
7781 * tree-vect-generic.c: Update tree_pass descriptors.
7782 * reg-stack.c: Update tree_pass descriptors.
7783 * sched-rgn.c: Update tree_pass descriptors.
7784 * tree-ssa-structalias.c: Update tree_pass descriptors.
7785 * tree-cfg.c: Update tree_pass descriptors.
7786 * passes.c (current_pass): Update declaration.
7787 (finish_optimization_passes): Update.
7788 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
7789 (register_one_dump_file, register_dump_files_1, next_pass_1):
7791 (init_optimization_passes): Update handling of new types.
7792 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
7793 * ipa-struct-reorg.c: Update tree_pass descriptors.
7794 * tree-ssa-reassoc.c: Update tree_pass descriptors.
7795 * combine-stack-adj.c: Update tree_pass descriptors.
7796 * cfgrtl.c: Update tree_pass descriptors.
7797 * dce.c: Update tree_pass descriptors.
7798 * tree-ssanames.c: Update tree_pass descriptors.
7800 2008-03-19 Richard Guenther <rguenther@suse.de>
7803 * tree-ssa.c (walk_data): New structure.
7804 (warn_uninitialized_var): If not always_executed warn with "maybe"
7806 (execute_early_warn_uninitialized): Compute post-dominators.
7807 Initialize always_executed before processing each basic block.
7809 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
7812 * config/i386/i386.c (x86_this_parameter): Calculate correct location
7813 of "this" pointer when "regparm = N" or "fastcall" is in effect.
7815 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7817 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
7819 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
7821 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
7823 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
7824 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
7825 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
7826 target after ignore has been set, and move there also the commputation
7827 of subtarget and original_target.
7828 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
7829 (LANG_HOOKS_INITIALIZER): Remove it.
7830 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
7832 2008-03-18 Richard Guenther <rguenther@suse.de>
7834 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
7835 found an expression with constants, note that in the VN for the lhs.
7836 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
7837 fold them to constants if possible. Run cleanup_cfg if done so.
7838 (execute_pre): Return todo.
7840 (execute_fre): Likewise.
7841 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
7843 (get_prop_source_stmt): Look through pointer conversions.
7845 2008-03-18 Jan Hubicka <jh@suse.cz>
7847 * tree-pretty-print.c: Include predict.h.
7848 (dump_generic_node): Dump predictor.
7849 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
7850 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
7851 * gimple-low.c (lower_stmt): Likewise.
7852 * expr.c (expand_expr_real): Likewise.
7853 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
7855 (build_predict_expr, build_predict_expr): New.
7856 * predict.h (predictor_name, build_predict_expr): Update.
7857 * c-typeck.c (c_finish_bc_stmt): Add prediction.
7858 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
7859 * predict.def (PRED_CONTINUE): Update hitrate.
7860 * tree.def (PREDICT_EXPR): Define.
7861 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
7862 do not handle BIND_EXPR.
7863 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
7864 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
7865 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
7868 2008-03-18 Michael Matz <matz@suse.de>
7870 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
7872 2008-03-18 Richard Guenther <rguenther@suse.de>
7874 * tree-gimple.h (is_gimple_invariant_address): Declare.
7875 (is_gimple_constant): Likewise.
7876 * tree-gimple.c (is_gimple_constant): New function.
7877 (is_gimple_invariant_address): Likewise.
7878 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
7879 and is_gimple_invariant_address.
7880 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
7882 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
7883 an addressable base.
7885 2008-03-18 Jakub Jelinek <jakub@redhat.com>
7888 * gimplify.c (gimplify_expr): Gimplify second operand of
7891 2008-03-17 Richard Guenther <rguenther@suse.de>
7893 PR tree-optimization/19637
7894 * fold-const.c (fold_unary): Remove restrictions of removing
7895 intermediate pointer-conversions (P2)(P1)P0.
7896 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
7897 conversion to void pointer.
7898 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
7900 2008-03-16 James E. Wilson <wilson@tuliptree.org>
7903 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
7904 emulated thread local variables.
7906 2008-03-16 Richard Guenther <rguenther@suse.de>
7909 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
7910 expand TREE_INVARIANT operations that are not gimple invariant.
7912 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
7914 * doc/extend.texi (Alignment): Say that the ABI controls
7915 the __alignof__ for non-strict-alignment targets rather
7916 than being a recommendation.
7918 2008-03-15 Paul Brook <paul@codesourcery.com>
7920 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
7922 (arm_output_fn_unwind): Mark functions that can not be unwound.
7924 2008-03-15 Paul Brook <paul@codesourcery.com>
7926 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
7927 extension instructions.
7929 2008-03-15 Richard Guenther <rguenther@suse.de>
7931 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
7932 and fold constant aggregate refs.
7933 (fold_const_aggregate_ref): Handle string constants
7934 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
7935 (evaluate_stmt): Simplify now that ccp_fold folds constant
7938 2008-03-15 Paul Brook <paul@codesourcery.com>
7940 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
7941 (extzv): Use gen_extzv_t2.
7942 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
7944 2008-03-15 Richard Guenther <rguenther@suse.de>
7946 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
7947 (fold_const_aggregate_ref): Likewise.
7948 (get_value): Return NULL if we don't have any values.
7949 (ccp_finalize): Set const_val to NULL after freeing it.
7950 * tree-flow.h (get_symbol_constant_value): Declare.
7951 (fold_const_aggregate_ref): Likewise.
7952 * tree-ssa-sccvn.c (try_to_simplify): Use them.
7954 2008-03-15 Richard Guenther <rguenther@suse.de>
7957 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
7958 to not produce negative array indices if not allowed. Add
7959 parameter to indicate that.
7960 (maybe_fold_offset_to_component_ref): Allow negative array
7961 indices only for the first member of a structure.
7962 (maybe_fold_offset_to_reference): Allow negative array indices.
7963 (maybe_fold_stmt_addition): Likewise.
7965 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
7966 Anatoly Sokolov <aesok@post.ru>
7968 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
7969 (avr_arch): Add ARCH_AVR6.
7970 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
7971 (initial_elimination_offset): Initialize and use 'avr_pc_size'
7972 instead of fixed value 2.
7973 (print_operand_address): Use gs() asm specifier instead of pm().
7974 (avr_assemble_integer): (Ditto.).
7975 (avr_output_addr_vec_elt): (Ditto.).
7976 (print_operand): Handle "!" code.
7977 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
7978 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
7979 (AVR_HAVE_EIJMP_EICALL): Define.
7980 (AVR_3_BYTE_PC): Redefine.
7981 (AVR_2_BYTE_PC): (Ditto.).
7982 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
7983 (LINK_SPEC): Add atmega2560 and atmega2561.
7984 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
7986 * config/avr/avr.md (call_insn): Use eicall instead of icall
7987 for 3 byte PC devices.
7988 (call_value_insn): (Ditto.).
7989 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
7990 (indirect_jump): Use only for for 2 byte PC devices.
7991 (*tablejump): (Ditto.).
7992 (*indirect_jump_avr6): Add insn.
7993 (*tablejump_rjmp): Don't use for 3 byte PC devices.
7994 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
7995 instead of ijmp for 3 byte PC devices.
7996 (__tablejump2__): (Ditto.).
7997 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
7998 (MULITLIB_DIRNAMES): (Ditto.).
7999 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
8001 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
8003 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
8004 "sse2_umulsidi3". Use V1DI mode for operand 0.
8005 ("mmx_psadbw"): Use V1DI mode for operand 0.
8006 * config/i386/i386-modes.def (V1SI): New vector mode.
8007 * config/i386/i386.c (struct builtin_description)
8008 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
8009 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
8010 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
8011 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
8012 v1di_ftype_v8qi_v8qi type.
8013 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
8015 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
8016 __builtin_ia32_pmuludq]: Fix the mode of return value.
8018 2008-03-15 Richard Guenther <rguenther@suse.de>
8021 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
8024 2008-03-14 Bob Wilson <bob.wilson@acm.org>
8026 * doc/invoke.texi (Option Summary, Xtensa Options): Document
8027 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
8028 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
8029 unless TARGET_SERIALIZE_VOLATILE is enabled.
8030 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
8031 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
8032 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
8034 2008-03-14 Richard Guenther <rguenther@suse.de>
8036 PR tree-optimization/34172
8037 * tree-flow.h (refs_may_alias_p): Declare.
8038 (get_single_def_stmt): Likewise.
8039 (get_single_def_stmt_from_phi): Likewise.
8040 (get_single_def_stmt_with_phi): Likewise.
8041 * tree-dfa.c (refs_may_alias_p): New function.
8042 (get_single_def_stmt): Likewise.
8043 (get_single_def_stmt_from_phi): Likewise.
8044 (get_single_def_stmt_with_phi): Likewise.
8045 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
8046 (vn_reference_lookup_1): New helper function.
8047 (vn_reference_lookup): Walk the virtual use-def chain to
8048 continue searching for a match if the def does not alias the
8049 reference we are looking for.
8051 2008-03-14 David Edelsohn <edelsohn@gnu.org>
8053 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
8054 archive and Perzl. Update The Written Word listing.
8056 2008-03-14 Richard Guenther <rguenther@suse.de>
8058 PR tree-optimization/34043
8059 PR tree-optimization/33989
8060 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
8062 (bitmap_find_leader): Use extra argument to verify dominance
8063 relationship inside a basic-block.
8064 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
8065 (find_leader_in_sets): Adjust.
8066 (create_component_ref_by_pieces): Take extra argument for
8067 dominance check, handle lookup failures.
8068 (find_or_generate_expression): Likewise.
8069 (create_expression_by_pieces): Likewise.
8070 (insert_into_preds_of_block): Adjust.
8071 (create_value_expr_from): If asked for, verify all operands
8072 are in the blocks AVAIL_OUT set.
8073 (make_values_for_stmt): Check for SSA_NAMEs that are life
8074 over an abnormal edge.
8075 (compute_avail): Remove such check.
8076 (do_SCCVN_insertion): New function.
8077 (eliminate): If we do not find a leader suitable for replacement
8078 insert a replacement expression from SCCVN if available.
8079 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
8080 (struct vn_ssa_aux): Add needs_insertion flag.
8081 * tree-ssa-sccvn.c (may_insert): New global flag.
8082 (copy_reference_ops_from_ref): Value-number union member access
8083 based on its size, not type and member if insertion is allowed.
8084 (visit_reference_op_load): For a weak match from union type
8085 punning lookup a view-converted value and insert a SSA_NAME
8086 for that value if that is not found.
8087 (visit_use): Make dumps shorter. Do not disallow value numbering
8088 SSA_NAMEs that are life over an abnormal edge to constants.
8089 (free_scc_vn): Release inserted SSA_NAMEs.
8090 (run_scc_vn): New flag to specify whether insertion is allowed.
8091 Process SSA_NAMEs in forward order.
8092 * tree-ssa-loop-im.c (for_each_index): Handle invariant
8093 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
8094 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
8095 pointer type to/from integral types that do not change the
8096 precision to regular conversions.
8098 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
8100 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
8101 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
8102 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
8103 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
8104 input arguments and the mode of return value. Built-in functions
8105 that operate on whole 64-bit MMX register now use V1DI mode.
8107 2008-03-13 Alon Dayan <alond@il.ibm.com>
8108 Olga Golovanevsky <olga@il.ibm.com>
8110 PR tree-optimization/35041
8111 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
8112 to locate the right position in a statement.
8114 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
8118 * config/i386/xmmintrin.h: Change all static inline functions to
8119 extern inline and add __gnu_inline__ attribute.
8120 * config/i386/bmintrin.h: Ditto.
8121 * config/i386/smmintrin.h: Ditto.
8122 * config/i386/tmmintrin.h: Ditto.
8123 * config/i386/mmintrin-common.h: Ditto.
8124 * config/i386/ammintrin.h: Ditto.
8125 * config/i386/emmintrin.h: Ditto.
8126 * config/i386/pmmintrin.h: Ditto.
8127 * config/i386/mmintrin.h: Ditto.
8128 * config/i386/mm3dnow.h: Ditto.
8130 2008-03-13 Jakub Jelinek <jakub@redhat.com>
8133 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
8134 (lower_omp_2): New function.
8135 (lower_omp_1, lower_omp): Rewritten.
8137 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
8140 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
8141 with the phrase "Microsoft Windows compilers".
8142 (Push/Pop Macro Pragmas): New subsection. Document
8143 #pragma push_macro and pragma pop_macro.
8145 2008-03-12 Paul Brook <paul@codesourcery.com>
8147 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
8149 2008-03-12 Paul Brook <paul@codesourcery.com>
8151 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
8152 (thumb2_alusi3_short): Exclude PLUS and MINUS.
8153 (thumb2_addsi_shortim): Rename ...
8154 (thumb2_addsi_short): ... to this. Allow register operands.
8155 (thumb2_subsi_short): New pattern.
8156 (thumb2_one_cmplsi2_short,
8157 thumb2_negsi2_short): New patterns and peepholes.
8159 2008-03-12 Paul Brook <paul@codesourcery.com>
8161 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
8163 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
8165 * config/i386/i386.md (int_cond): New code iterator.
8167 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
8168 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
8169 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
8170 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
8171 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
8172 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
8173 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
8174 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
8176 2008-03-12 Paul Brook <paul@codesourcery.com>
8178 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
8179 instead of {arm,thumb}_compute_save_reg_mask.
8180 (output_return_instruction): Ditto.
8181 (thumb_unexpanded_epilogue): Ditto.
8182 (thumb1_expand_prologue): Ditto.
8183 (thumb1_output_function_prologue): Ditto.
8184 (arm_set_return_address): Ditto.
8185 (thumb_set_return_address): Ditto.
8186 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
8187 regs to achieve stack alignment.
8188 (thumb1_compute_save_reg_mask): Fix compiler warning.
8189 (arm_output_epilogue): Use offsets->saved_regs_mask.
8190 Adjust stack pointer by poping call clobered registers.
8191 (arm_expand_prologue): Use offsets->saved_regs_mask.
8192 Adjust stack pointer by pushing extra registers.
8193 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
8195 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
8198 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
8199 conversion to the operands of a multiplication.
8201 2008-03-12 Richard Guenther <rguenther@suse.de>
8203 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
8204 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
8205 * timevar.def (TV_TREE_PHIPROP): Add.
8206 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
8207 pass description. Use TV_TREE_PHIPROP.
8208 * tree-ssa-forwprop.c: Remove phiprop code.
8210 2008-03-12 Jakub Jelinek <jakub@redhat.com>
8213 * omp-low.c (maybe_lookup_decl): Constify first argument.
8214 (use_pointer_for_field): Change last argument from bool to
8215 omp_context *. Disallow shared copy-in/out in nested
8216 parallel if decl is shared in outer parallel too.
8217 (build_outer_var_ref, scan_sharing_clauses,
8218 lower_rec_input_clauses, lower_copyprivate_clauses,
8219 lower_send_clauses, lower_send_shared_vars): Adjust callers.
8221 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
8222 Ira Rosen <irar@il.ibm.com>
8224 * tree-vectorizer.c (free_stmt_vec_info): New function.
8225 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
8226 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
8227 * tree-vectorizer.h (free_stmt_vec_info): Declare.
8228 * tree-vect-transform.c (vectorizable_conversion): Free
8229 vec_oprnds0 if it was allocated.
8230 (vect_permute_store_chain): Remove unused VECs.
8231 (vectorizable_store): Free VECs that are allocated in the..
8233 (vect_transform_strided_load, vectorizable_load): Likewise.
8234 (vect_remove_stores): Simplify the code.
8235 (vect_transform_loop): Move code to vect_remove_stores().
8236 Call vect_remove_stores() and free_stmt_vec_info().
8238 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8240 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
8241 TARGET_HPUX. Revise comment.
8242 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
8243 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
8244 Use sr4 variant of `be' instruction when not generating PIC code.
8245 (attr_length_call): Adjust for above change.
8247 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8249 * ipa-reference.c (static_execute): Remove module_statics_const and
8250 associated setting code.
8252 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8255 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
8256 predicate for operand 1.
8257 (paritysi2_cmp): Use register_operand predicate for operand 2.
8258 Use earlyclobber modifier for operand 1. Remove support for
8260 (paritydi2_cmp): Use register_operand predicate for operand 3.
8261 Use earlyclobber modifier for operand 1. Remove support for
8264 2008-03-11 Paul Brook <paul@codesourcery.com>
8265 Vladimir Prus <vladimir@codesourcery.com>
8267 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
8268 (arm_compute_save_reg0_reg12_mask): Always
8269 check if register 11 must be saved. Always safe hard frame pointer
8270 when frame_pointer_needeed.
8271 (arm_compute_save_reg_mask): Save IP and PC
8272 only with apcs frames.
8273 (arm_output_epilogue): Adjust Thumb2 codepath to
8274 be also invoked and work for ARM non-apcs frames.
8275 (arm_expand_prologue): Don't bother saving IP
8276 for non-apcs frame, since it's not clobbered by
8277 prologue code. Implement non-apcs frame
8280 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8282 PR rtl-optimization/35281
8283 * expr.c (convert_move): Use a new pseudo for the intermediate
8284 from_mode->word_mode result.
8286 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8288 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
8289 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
8290 * toplev.c (compile_file): Don't call it.
8292 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8295 * expr.c (store_expr): Call emit_block_move if the mode
8296 of "temp" RTX is BLKmode.
8298 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8299 Richard Guenther <rguenther@suse.de>
8301 PR tree-optimization/31358
8302 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
8303 the step with a NULL_TREE.
8304 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
8305 to sizetype if type is a pointer type.
8306 (add_candidate_1): Don't convert the base and step to
8307 the generic type if the orginal type is a pointer type.
8308 (add_iv_value_candidates): Use sizetype for the step
8309 if type is a pointer type.
8310 (cand_value_at): Likewise.
8311 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
8313 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
8314 Don't convert the tem affine to the type.
8315 (add_elt_to_tree): Use sizetype for the step if a pointer.
8316 Use POINTER_PLUS_EXPR for pointers.
8317 (aff_combination_to_tree): Use sizetype for the step if a
8320 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
8322 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
8323 Remove commutativity hint.
8325 2008-03-10 Jakub Jelinek <jakub@redhat.com>
8329 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
8330 errorneous type. Check that v is a VAR_DECL.
8333 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
8335 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
8337 PR tree-optimization/35494
8338 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
8339 may be overriden at link and run time.
8341 2008-03-10 Richard Guenther <rguenther@suse.de>
8343 PR tree-optimization/34677
8344 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
8345 (poolify_tree): Likewise.
8346 (modify_expr_template): Likewise.
8347 (poolify_modify_stmt): Likewise.
8348 (insert_fake_stores): Handle all component-ref style stores
8349 in addition to INDIRECT_REF. Also handle complex types.
8350 Do not poolify the inserted load.
8351 (realify_fake_stores): Do not rebuild the tree but only
8352 make it a SSA_NAME copy.
8353 (init_pre): Remove initialzation of modify_expr_template.
8354 Do not allocate modify_expr_node_pool.
8355 (fini_pre): Do not free modify_expr_node_pool.
8357 2008-03-10 Paul Brook <paul@codesourcery.com>
8359 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
8362 2008-03-10 Paul Brook <paul@codesourcery.com>
8363 Mark Shinwell <shinwell@codesourcery.com>
8365 * config/arm/cortex-r4.md: New.
8366 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
8368 * config/arm/arm.md: Include cortex-r4.md.
8369 (insn): Add smmls, sdiv and udiv values.
8370 (generic_sched): Don't use generic scheduling for Cortex-R4.
8371 (arm_issue_rate): New function.
8372 (TARGET_SCHED_ISSUE_RATE): Define.
8374 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
8376 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
8378 2008-03-10 Richard Guenther <rguenther@suse.de>
8380 * tree-ssa-pre.c (get_sccvn_value): Simplify.
8381 (compute_avail): Do not add stmt uses to AVAIL_OUT.
8383 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
8385 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
8386 Set default to true.
8388 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8390 * c.opt (Wsynth): Deprecate.
8391 * doc/invoke.texi (Option Summary, Warning Options): Document
8392 -Wno-format-contains-nul.
8394 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
8397 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
8398 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
8400 2008-03-09 Ira Rosen <irar@il.ibm.com>
8402 * config/rs6000/rs6000.c (builtin_description): Rename vector
8403 left shift operations.
8404 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
8405 (altivec_vsl<VI_char>): Rename to ...
8406 (ashl<mode>3): ... new name.
8407 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
8409 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
8411 2008-03-08 Richard Guenther <rguenther@suse.de>
8413 * coverage.h (tree_coverage_counter_addr): Declare.
8414 * coverage.c (tree_coverage_counter_addr): New function.
8415 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
8417 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
8418 (tree_gen_one_value_profiler): Likewise.
8419 (tree_gen_ic_profiler): Likewise.
8420 (tree_gen_average_profiler): Likewise.
8421 (tree_gen_ior_profiler): Likewise.
8423 2008-03-08 Richard Guenther <rguenther@suse.de>
8425 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
8426 (vn_binary_op_insert): Likewise.
8427 (vn_unary_op_lookup): Likewise.
8428 (vn_unary_op_insert): Likewise.
8429 (vn_nary_op_lookup): Declare.
8430 (vn_nary_op_insert): Likewise.
8431 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
8432 and binary hashes, use a single obstack for unary_op_pool
8434 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
8435 a single struct vn_nary_op_s. Store tree code length and
8436 a variable number of operands.
8437 (struct vn_reference_op_struct): Remove unused op2.
8438 (vn_reference_op_eq): Do not compare op2.
8439 (vn_reference_op_compute_hash): Do not compute hash of op2.
8440 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
8441 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
8442 with vn_nary_op_compute_hash.
8443 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
8444 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
8446 (vn_unary_op_insert, vn_binary_op_insert): Replace with
8448 (visit_unary_op): Call nary functions.
8449 (visit_binary_op): Likewise.
8450 (process_scc): Adjust for struct vn_tables_s changes.
8451 (allocate_vn_table): Likewise.
8452 (free_vn_table): Likewise.
8453 * tree-vn.c (vn_add): Call nary functions.
8454 (vn_lookup): Likewise.
8456 2008-03-08 Jakub Jelinek <jakub@redhat.com>
8459 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
8460 wdst back after sync_compare_and_swapqhi_internal.
8462 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
8465 * config/i386/i386-modes.def (V1DI): New vector mode.
8466 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
8467 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
8468 (MMXMODE248): Ditto.
8469 (MMXMODE): Add V1DI mode.
8470 (mmxvecsize): Change DI mode to V1DI mode.
8471 ("mov<mode>): Use MMXMODEI8 mode iterator.
8472 ("*mov<mode>_internal_rex64"): Ditto.
8473 ("*mov<mode>_internal"): Ditto.
8474 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
8475 ("mmx_sub<mode>3"): Ditto.
8476 ("mmx_adddi3"): Remove insn pattern.
8477 ("mmx_subdi3"): Ditto.
8478 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
8479 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
8480 ("mmx_ashl<mode>3"): Ditto.
8481 ("mmx_lshrdi3"): Remove insn pattern.
8482 ("mmx_ashldi3"): Ditto.
8483 * config/i386/i386.c (classify_argument): Handle V1DImode.
8484 (function_arg_advance_32): Ditto.
8485 (function_arg_32): Ditto.
8486 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
8487 mmx_addv1di3 insn pattern.
8488 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
8489 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
8490 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
8491 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
8492 Remove definitions of built-in functions.
8493 (V1DI_type_node): New node.
8494 (v1di_ftype_v1di_int): Ditto.
8495 (v1di_ftype_v1di_v1di): Ditto.
8496 (v2si_ftype_v2si_si): Ditto.
8497 (v4hi_ftype_v4hi_di): Remove node.
8498 (v2si_ftype_v2si_di): Ditto.
8499 (ix86_init_mmx_sse_builtins): Handle V1DImode.
8500 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
8501 Redefine builtins using def_builtin_const with *_ftype_*_int node.
8502 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
8503 Add new builtins using def_builtin_const.
8504 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
8505 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
8506 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
8507 * config/i386/mmintrin.h (__v1di): New typedef.
8508 (_mm_add_si64): Cast arguments to __v1di type.
8509 (_mm_sub_si64): Ditto.
8510 (_mm_sll_pi16): Cast __count to __v4hi type.
8511 (_mm_sll_pi32): Cast __count to __v2si type.
8512 (_mm_sll_si64): Cast arguments to __v1di type.
8513 (_mm_srl_pi16): Cast __count to __v4hi type.
8514 (_mm_srl_pi32): Cast __count to __v2si type.
8515 (_mm_srl_si64): Cast arguments to __v1di type.
8516 (_mm_sra_pi16): Cast __count to __v4hi type.
8517 (_mm_sra_pi32): Cast __count to __v2si type.
8518 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
8519 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
8520 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
8521 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
8522 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
8523 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
8524 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
8525 (_mm_srai_pi32): Use __builtin_ia32_psradi.
8526 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
8527 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
8528 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
8529 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
8531 2008-03-07 Joseph Myers <joseph@codesourcery.com>
8533 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
8535 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
8538 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
8539 reg+const addressing for Altivec modes. Don't generate reg+reg
8540 addressing for TFmode or TDmode quantities.
8542 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
8544 * c-common.c (vector_types_convertible_p): Call langhook
8545 instead of comptypes.
8547 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8550 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
8551 integral and scalar float variables which have a
8554 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
8556 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
8557 dwarf_register_span hook when emitting unwind information for
8558 register-to-memory saves.
8559 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
8560 (rs6000_frame_related): Remove call to spe_synthesize_frame.
8562 2008-03-06 Jakub Jelinek <jakub@redhat.com>
8564 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
8565 for the same VAR_DECL.
8567 2008-03-06 Tom Tromey <tromey@redhat.com>
8570 * doc/standards.texi (Standards): Don't mention treelang.
8571 * doc/invoke.texi (Overall Options): Don't mention treelang.
8572 * doc/install.texi (Prerequisites): Don't mention bison or
8574 (Configuration): Don't mention treelang.
8575 (Building): Likewise.
8576 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
8578 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
8580 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
8581 word-extractions out of a multi-word object.
8583 2008-03-06 Richard Guenther <rguenther@suse.de>
8585 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
8586 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
8587 result type and precision.
8588 * expr.c (get_inner_reference): Set unsignedp based on the result
8589 type of BIT_FIELD_REF.
8590 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
8591 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
8592 (try_instantiate_multiple_fields): Likewise. Use the correct type
8594 (sra_build_assignment): Likewise.
8595 (sra_build_elt_assignment): Likewise.
8596 (sra_explode_bitfield_assignment): Likewise.
8597 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
8598 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
8599 set BIT_FIELD_REF_UNSIGNED.
8600 (vectorizable_load): Likewise.
8602 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
8604 * cse.c (cse_extended_basic_block): Invalidate artificial defs
8607 2008-03-06 Richard Guenther <rguenther@suse.de>
8609 * alias.c (struct alias_set_entry): Move has_zero_child field
8610 to pack with alias_set.
8612 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
8614 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8617 2008-03-05 Ian Lance Taylor <iant@google.com>
8619 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
8621 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8623 * fwprop.c (update_df): Support width and offset parameters of
8625 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
8626 global_conflicts): Change DF_REF_EXTRACT to either
8627 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8628 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8629 * df-scan.c (df_ref_record, df_defs_record,
8630 df_ref_create_structure, df_def_record_1, df_uses_record,
8631 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
8632 df_bb_refs_collect, df_entry_block_defs_collect,
8633 df_exit_block_uses_collect): Support new width and offset fields.
8634 (ref_extract_pool): New storage pool.
8635 (df_free_ref): New function.
8636 (df_reg_chain_unlink, df_free_collection_rec,
8637 df_sort_and_compress_refs): Call df_free_ref.
8638 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
8640 (df_ref_create_structure): Allocate df_ref_extract if offset and
8641 width fields are used.
8642 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
8643 (df_uses_record): Get offset and width from ZERO_EXTRACT
8645 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
8646 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8647 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8648 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
8649 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8650 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8651 (df_ref_extract): New structure.
8652 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
8653 (df_ref_create): Add width and offset parameters.
8655 2008-03-05 Richard Guenther <rguenther@suse.de>
8657 * tree-ssa-structalias.c (get_constraint_for_component_ref):
8658 Use ranges_overlap_p.
8659 (offset_overlaps_with_access): Rename
8660 to ranges_overlap_p and move ...
8661 * tree-flow-inline.h (ranges_overlap_p): ... here.
8663 * tree.h (get_inner_reference, handled_component_p): Update
8666 * tree.h (record_component_aliases, get_alias_set,
8667 alias_sets_conflict_p, alias_sets_must_conflict_p,
8668 objects_must_conflict_p): Move declarations ...
8669 * alias.h (record_component_aliases, get_alias_set,
8670 alias_sets_conflict_p, alias_sets_must_conflict_p,
8671 objects_must_conflict_p): ... here.
8672 Include coretypes.h.
8673 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
8675 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
8677 * cfg.c: Include tree-flow.h.
8678 (remove_edge_raw): Call redirect_edge_var_map_clear.
8679 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
8680 * tree-flow-inline.h (redirect_edge_var_map_def): New.
8681 (redirect_edge_var_map_result): New.
8682 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
8683 PENDING_STMT use with redirect_edge_var_map_*.
8684 * tree-ssa.c (edge_var_maps): New definition.
8685 (redirect_edge_var_map_add): New.
8686 (redirect_edge_var_map_clear): New.
8687 (redirect_edge_var_map_dup): New.
8688 (redirect_edge_var_map_vector): New.
8689 (redirect_edge_var_map_destroy): New.
8690 (ssa_redirect_edge): Replace PENDING_STMT use with
8691 redirect_edge_var_map_*.
8692 (flush_pending_stmts): Same.
8693 (delete_tree_ssa): Destroy edge var map.
8694 * tree-flow.h (struct _edge_var_map): New.
8695 Define edge_var_map vector type.
8696 Declare redirect_edge_var_map_* prototypes.
8697 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
8698 * tree-cfg.c (reinstall_phi_args): Replace
8699 PENDING_STMT use with redirect_edge_var_map_*.
8701 2008-03-05 Richard Guenther <rguenther@suse.de>
8703 PR tree-optimization/35472
8704 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
8705 whose single use_stmt has a overlapping set of loaded and
8706 stored symbols as that use_stmt might be a noop assignment then.
8708 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
8710 * gthr-rtems.h: Implement __gthread_mutex_destroy.
8712 2008-03-05 Richard Guenther <rguenther@suse.de>
8715 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
8716 should be constants.
8717 * tree-cfg.c (verify_expr): Verify it.
8718 * fold-const.c (fold_truthop): Remove code generating
8719 BIT_FIELD_REFs of structure bases.
8720 (fold_binary): Likewise.
8721 (fold_ternary): Position and size of BIT_FIELD_REFs are
8722 always host integers.
8723 (make_bit_field_ref): Remove.
8724 (optimize_bit_field_compare): Remove.
8725 (all_ones_mask_p): Remove.
8727 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
8730 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
8731 (split_block_and_df_analyze): New. Split basic block and rebuild
8733 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
8735 (split_pattern_seq): Likewise.
8736 (erase_matching_seqs): Likewise.
8737 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
8739 2008-03-04 Geoff Keating <geoffk@apple.com>
8741 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
8742 declaration and code.
8743 (tree_invalid_nonnegative_warnv_p): Likewise.
8745 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8747 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
8748 examples. Truncate option-names then causing overfull hbox.
8750 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8753 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
8755 * configure: Rebuilt.
8757 2008-03-04 Rafael Espindola <espindola@google.com>
8759 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
8760 (tree_unary_nonnegative_warnv_p): New.
8761 (tree_binary_nonnegative_warnv_p): New.
8762 (tree_single_nonnegative_warnv_p): New.
8763 (tree_invalid_nonnegative_warnv_p): New.
8764 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
8766 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8769 * opts.c (handle_option): Postpone 'unknown option' errors only for
8772 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
8775 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
8778 2008-03-04 Rafael Espindola <espindola@google.com>
8780 * fold-const.c (tree_unary_nonzero_warnv_p): New.
8781 (tree_binary_nonzero_warnv_p): New.
8782 (tree_single_nonzero_warnv_p): New.
8783 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
8785 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
8788 * fold-const.c (fold_cond_expr_with_comparison): Prevent
8789 transformations for modes that have signed zeros.
8790 * ifcvt.c (noce_try_abs): Ditto.
8792 2008-03-04 Joseph Myers <joseph@codesourcery.com>
8794 * config/i386/i386.c (override_options): Force
8795 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
8797 2008-03-04 Jan Hubicka <jh@suse.cz>
8800 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
8803 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8805 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
8806 label to probe the stack.
8808 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8810 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
8811 (__gthr_win32_mutex_destroy): Declare.
8812 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
8813 __gthr_win32_mutex_destroy.
8814 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
8816 2008-03-03 Jan Hubicka <jh@suse.cz>
8819 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
8820 aggressive on inlining cold calls.
8822 2008-03-03 Richard Guenther <rguenther@suse.de>
8824 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
8825 struct copies into the expression table.
8826 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
8827 (try_to_simplify): Likewise.
8828 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
8829 integral and pointer arguments which do not change the
8830 precision to NOP_EXPRs.
8831 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
8832 VIEW_CONVERT_EXPR case.
8834 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
8836 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
8837 defined in a loop at depth 0 is invariant.
8838 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8839 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
8840 be called at loop depth 0.
8842 2008-03-02 Jakub Jelinek <jakub@redhat.com>
8845 * gcc.c (process_command): Update copyright notice dates.
8846 * gcov.c (print_version): Likewise.
8847 * gcov-dump.c (print_version): Likewise.
8848 * mips-tfile.c (main): Likewise.
8849 * mips-tdump.c (main): Likewise.
8851 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8854 * c-common.c (flag_permissive): Delete.
8855 (constant_expression_warnings): Check flags first.
8856 (constant_expression_error): New.
8857 * c-common.h (flag_permissive): Delete.
8858 (constant_expression_error): Declare.
8859 * flags.h (flag_permissive): Declare. Update description.
8860 * diagnostic.c (pedwarn): Update.
8862 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
8863 (permissive_error_kind): New.
8864 * toplev.c (flag_permissive): Define. Update description.
8865 * toplev.h (permissive_error_kind): Declare.
8866 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
8867 (pedwarn_c90): Use pedantic_warning_kind.
8868 * c-opts.c (c_common_post_options): flag_permissive does not affect
8869 flag_pedantic_errors.
8871 2008-03-02 Joseph Myers <joseph@codesourcery.com>
8873 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
8874 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
8875 __absvsi2, __absvDI2): Use unsigned arithmetic.
8877 2008-03-02 Andi Kleen <ak@suse.de>
8878 Richard Guenther <rguenther@suse.de>
8880 * struct-equiv.c: Remove file.
8881 * cfg_cleanup.c (condjump_equiv_p): Remove.
8882 * Makefile.in (OBJS-common): Remove struct-equiv.o.
8883 (struct-equiv.o): Remove rule.
8884 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
8885 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
8886 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
8888 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8890 * ifcvt.c (noce_process_if_block): Try to handle only the then
8891 block if the else block exists but isn't suitable.
8893 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
8896 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
8897 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
8898 regression from previous patch.
8900 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
8903 * gthr.h: Add __gthread_mutex_destroy as a function that must be
8905 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
8906 * gthr-single.h (__gthread_mutex_destroy): Likewise.
8907 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
8908 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
8909 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
8910 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
8911 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
8912 (__gthread_mutex_destroy_function): Rename to
8913 __gthread_mutex_destroy.
8914 * gthr-dce.h (__gthread_mutex_destroy): Call
8915 pthread_mutex_destroy.
8916 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
8917 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
8918 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
8920 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8922 * df-scan.c (df_ref_chain_change_bb): Simplify.
8923 (df_insn_change_bb): Add new_bb argument. Simplify. Call
8924 set_block_for_insn if there's any change.
8925 * df.h ((df_insn_change_bb): Fix prototype.
8926 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
8927 df_insn_change_bb, don't call set_block_for_insn.
8928 * emit-rtl.c (reorder_insns): Likewise.
8929 * haifa-sched.c (move_insn): Likewise.
8931 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8933 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
8935 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8937 * tree-flow-inline.h (next_readonly_imm_use): Return
8938 NULL_USE_OPERAND_P after the end.
8940 2008-03-01 Richard Guenther <rguenther@suse.de>
8942 PR tree-optimization/35411
8943 * tree-sra.c (sra_build_assignment): Split conversion to
8944 final type to a separate statement if we are not assigning
8947 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8949 * fold-const.c (fold_convertible_p): Correct the logic to follow
8950 that in fold_convert().
8952 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
8955 * tree-inline.c (build_duplicate_type): When we make a
8956 duplicate type, make it unique in the canonical types system.
8958 2008-02-29 Tom Tromey <tromey@redhat.com>
8960 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
8961 input_file_stack_history, input_file_stack_restored): Remove.
8962 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
8963 * input.h (struct file_stack): Remove.
8964 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
8965 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
8967 * diagnostic.h (struct diagnostic_context) <last_module>: Change
8969 (diagnostic_last_module_changed): Add 'map' argument.
8970 (diagnostic_set_last_function): Likewise.
8971 * diagnostic.c (undiagnostic_report_current_module): Iterate using
8972 line map, not input_file_stack.
8973 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
8975 2008-02-29 Paul Brook <paul@codesourcery.com>
8977 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
8979 2008-02-29 Paul Brook <paul@codesourcery.com>
8981 * config/arm/ieee754-df.S (muldf3): Use RET macros.
8983 2008-02-29 Richard Guenther <rguenther@suse.de>
8985 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
8987 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
8988 value for comparing for a store match.
8989 (simplify_unary_expression): Do nothing for SSA_NAMEs.
8990 (try_to_simplify): Do not do a full-blown reference lookup.
8992 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
8994 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
8995 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8997 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
8999 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
9001 * tree-loop-linear.c (try_interchange_loops): Compare memory access
9002 strides against cache sizes.
9004 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
9006 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
9009 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
9011 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
9012 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
9013 is smaller than the original promoted value.
9014 (simplify_subreg): If OP is a SUBREG, try to preserve its
9015 SUBREG_PROMOTED_VAR_P information.
9017 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
9019 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
9020 (VN_INFO_GET): Allocate new objects on the obstack.
9021 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
9022 for rpo_numbers_temp, for consistency.
9023 (free_scc_vn): Free the obstack.
9025 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
9027 * doc/invoke.texi: Document -ftree-loop-distribution.
9028 * tree-loop-distribution.c: New.
9029 * tree-pass.h (pass_loop_distribution): New.
9030 * graphds.h (struct graph): Add htab_t indices.
9031 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
9032 * tree-vectorizer.c (rename_variables_in_loop): Extern.
9033 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
9034 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
9035 * tree-data-ref.c (debug_data_dependence_relations): New.
9036 (dump_data_dependence_relation): Also print data references.
9037 (free_data_ref): Extern.
9038 (same_access_functions): Moved...
9039 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
9040 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
9041 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
9042 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
9043 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
9044 (stmts_from_loop): Skip LABEL_EXPR.
9045 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
9047 (build_rdg): Initialize rdg->indices htab.
9048 (free_rdg, stores_from_loop, ref_base_address,
9049 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
9050 have_similar_memory_accesses_1, ref_base_address_1,
9051 remove_similar_memory_refs): New.
9052 * tree-data-ref.h: Depend on tree-chrec.h.
9053 (debug_data_dependence_relations, free_data_ref): Declared.
9054 (same_access_functions): ... here.
9055 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
9057 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
9058 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
9059 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
9060 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
9061 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
9062 rdg_vertex_for_stmt): Declared.
9063 (struct rdg_edge): Add level.
9065 (free_rdg, stores_from_loop, remove_similar_memory_refs,
9066 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
9068 (rdg_has_similar_memory_accesses): New.
9069 * tree-vect-analyze.c: Remove unused static decls.
9070 * lambda.h (dependence_level): New.
9071 * common.opt (ftree-loop-distribution): New.
9072 * tree-flow.h (mark_virtual_ops_in_bb,
9073 slpeel_tree_duplicate_loop_to_edge_cfg,
9074 rename_variables_in_loop): Declared.
9075 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
9076 (OBJS-common): Add tree-loop-distribution.o.
9077 (tree-loop-distribution.o): New rule.
9078 * tree-cfg.c (mark_virtual_ops_in_bb): New.
9079 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
9080 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
9082 2008-02-28 Joseph Myers <joseph@codesourcery.com>
9085 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
9086 other than structures and unions.
9088 2008-02-28 Richard Guenther <rguenther@suse.de>
9091 2008-02-26 Richard Guenther <rguenther@suse.de>
9093 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9094 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9095 (lookup_decl_from_uid): Declare.
9096 (remove_decl_from_map): Likewise.
9097 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9098 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9099 (decl_for_uid_map): New global hashtable mapping DECL_UID
9101 (init_ttree): Allocate it.
9102 (insert_decl_to_uid_decl_map): New helper function.
9103 (make_node_stat): Insert new decls into the map.
9104 (copy_node_stat): Likewise.
9105 (lookup_decl_from_uid): New function.
9106 (remove_decl_from_map): Likewise.
9107 (print_decl_for_uid_map_statistics): New helper.
9108 (dump_tree_statistics): Call it.
9110 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9111 (referenced_var_iterator): Adjust.
9112 (FOR_EACH_REFERENCED_VAR): Adjust.
9113 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9114 (num_referenced_vars): Adjust.
9115 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9116 (first_referenced_var): Remove.
9117 (end_referenced_vars_p): Likewise.
9118 (next_referenced_var): Likewise.
9119 (referenced_var_iterator_set): New helper function.
9120 * tree-dfa.c (referenced_var_lookup): Adjust.
9121 (referenced_var_check_and_insert): Likewise.
9122 (remove_referenced_var): Likewise.
9123 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9124 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9125 (verify_call_clobbering): Likewise.
9126 (verify_memory_partitions): Likewise.
9127 (init_tree_ssa): Allocate bitmap instead of hashtable for
9129 (delete_tree_ssa): Adjust.
9130 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9131 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9132 (compute_tag_properties): Likewise.
9133 (set_initial_properties): Likewise.
9134 (find_partition_for): Likewise.
9135 (update_reference_counts): Likewise.
9136 (dump_may_aliases_for): Likewise.
9137 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9138 (add_call_clobber_ops): Likewise.
9139 (add_call_read_ops): Likewise.
9140 (get_asm_expr_operands): Likewise.
9141 * tree-into-ssa.c (dump_decl_set): Likewise.
9142 (update_ssa): Likewise.
9143 * tree-sra.c (scan_function): Likewise.
9144 (decide_instantiations): Likewise.
9145 (scalarize_parms): Likewise.
9146 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9147 (dsa_named_for): Likewise.
9148 * tree-ssa-structalias.c (update_alias_info): Likewise.
9149 (merge_smts_into): Likewise.
9151 2008-02-27 David Daney <ddaney@avtrex.com>
9154 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
9155 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
9156 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
9157 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
9158 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
9160 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
9163 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
9164 (BUILT_IN_NEXTTOWARD): Remove.
9165 (BUILT_IN_NEXTTOWARDF): Ditto.
9166 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
9167 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
9169 2008-02-27 Tom Tromey <tromey@redhat.com>
9171 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
9172 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
9174 2008-02-27 Jan Beulich <jbeulich@novell.com>
9176 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
9177 update the respective field on newdecl.
9179 2008-02-27 Revital Eres <eres@il.ibm.com>
9181 PR rtl-optimization/34999
9182 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
9183 crossing edges that ends with a call insn.
9184 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
9185 call insn and clear the EDGE_CROSSING flag of the crossing edge
9186 when fixing fallthru edges.
9188 2008-02-27 Richard Guenther <rguenther@suse.de>
9191 * fold-const.c (fold_unary): Return the correct argument,
9192 converted to the result type.
9194 2008-02-27 Richard Guenther <rguenther@suse.de>
9197 * expr.c (expand_expr_real_1): Assert on rotates that operate
9199 * fold-const.c (fold_binary): Use the types precision, not the
9200 bitsize of the mode if folding rotate expressions. Build rotates
9201 only for full modes.
9203 2008-02-27 Jakub Jelinek <jakub@redhat.com>
9205 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
9207 * c-pragma.c (pragma_ns_name): New typedef.
9208 (registered_pp_pragmas): New variable.
9209 (c_pp_lookup_pragma): New function.
9210 (c_register_pragma_1): If flag_preprocess_only, do nothing
9211 for non-expanded pragmas, for expanded ones push pragma's
9212 namespace and name into registered_pp_pragmas vector.
9213 (c_invoke_pragma_handler): Register OpenMP pragmas even when
9214 flag_preprocess_only, don't register GCC pch_preprocess
9215 pragma if flag_preprocess_only.
9216 * c-opts.c (c_common_init): Call init_pragma even if
9217 flag_preprocess_only.
9218 * c-pragma.c (c_pp_lookup_pragma): New prototype.
9219 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
9220 cpp_register_pragma if flag_preprocess_only.
9222 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9225 * c-parser.c (c_parser_translation_unit): Warn for empty
9226 translation unit, not empty source file.
9228 2008-02-26 Paul Brook <paul@codesourcery.com>
9230 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
9231 operand for Thumb-2.
9232 * config/arm/arm.h (reg_class): Add CORE_REGS.
9233 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
9234 (BASE_REG_CLASS): Use CORE_REGS.
9235 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
9236 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
9237 (REGNO_OK_FOR_INDEX_P): Exclude SP.
9238 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
9239 ARM_REGNO_OK_FOR_INDEX_P.
9240 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
9241 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
9242 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
9243 (ldm/stm peepholes): Ditto.
9244 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
9245 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
9246 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
9247 * config/arm/constraints.md: Enable "k" constraint on ARM.
9249 2008-02-27 Ben Elliston <bje@au.ibm.com>
9251 * config/rs6000/rs6000.c: Annotate cache line size field in all
9252 instances of struct processor_costs.
9254 2008-02-26 David Edelsohn <edelsohn@gnu.org>
9256 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
9257 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
9258 jump_bypass): New counters.
9259 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
9260 * dce.c (gate_ud_dce): Same.
9261 (gate_fast_dce): Same.
9262 * dse.c (gate_dse1): New function.
9263 (gate_dse2): New function.
9264 (gate_dse): Merge results of new gate functions.
9265 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
9266 (gate_handle_jump_bypass): Add dbg_cnt.
9267 (gate_handle_gcse): Add dbg_cnt.
9268 * ifcvt.c (gate_handle_if_conversion): Same.
9269 (gate_handle_if_after_combine): Same.
9270 (gate_handle_if_after_reload): Same.
9271 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
9273 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
9275 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
9277 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
9279 2008-02-26 Jason Merrill <jason@redhat.com>
9282 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
9283 alone if it's the naming decl for the type's main variant.
9285 2008-02-26 Tom Tromey <tromey@redhat.com>
9287 * system.h (USE_MAPPED_LOCATION): Poison.
9288 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
9289 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
9290 (make_goto_expr_edges): Likewise.
9291 (remove_bb): Likewise.
9292 (execute_warn_function_return): Likewise.
9293 * basic-block.h (struct edge_def) <goto_locus>: Change type to
9295 * c-common.c (fname_decl): Remove old location code.
9296 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
9298 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
9300 (ASM_INPUT_SOURCE_LOCATION): Likewise.
9301 (gen_rtx_ASM_INPUT): Likewise.
9302 (gen_rtx_ASM_INPUT_loc): Likewise.
9303 (get_rtx_asm_OPERANDS): Remove.
9304 * cfglayout.c (insn_locators_alloc): Remove old location code.
9305 (set_curr_insn_source_location): Likewise.
9306 (curr_insn_locator): Likewise.
9307 * print-tree.c (print_node): Remove old location code.
9308 * tree-mudflap.c (mf_varname_tree): Remove old location code.
9309 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
9310 * cfgexpand.c (expand_gimple_cond_expr): Don't use
9311 location_from_locus.
9312 (construct_exit_block): Remove old location code.
9313 * emit-rtl.c (force_next_line_note): Remove old location code.
9314 * profile.c (branch_prob): Remove old location code.
9315 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
9316 LOC_LINE): Remove old-location variants.
9317 * langhooks.c (lhd_print_error_function): Remove old location
9319 * configure, config.in: Rebuilt.
9320 * configure.ac (--enable-mapped-location): Remove.
9321 * c-decl.c (c_init_decl_processing): Remove old location code.
9322 (finish_function): Likewise.
9323 * recog.c (decode_asm_operands): Remove old location code.
9324 * c-pch.c (c_common_read_pch): Remove old location code.
9325 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
9327 * gimple-low.c (lower_function_body): Remove old location code.
9328 * toplev.c (unknown_location): Remove.
9329 (push_srcloc): Remove old-location variant.
9330 (process_options): Remove old location code.
9331 (lang_dependent_init): Likewise.
9332 * input.h (UNKNOWN_LOCATION): Move definition.
9333 (location_t): Undeprecate.
9334 (source_locus): Remove.
9335 (location_from_locus): Remove.
9336 (struct location_s): Remove.
9337 Remove all old-location code.
9338 (input_line, input_filename): Remove.
9339 * final.c (final_scan_insn): Remove old location code.
9340 * diagnostic.c (diagnostic_build_prefix): Remove
9341 USE_MAPPED_LOCATION test.
9342 * tree.h (gimple_stmt) <locus>: Now a location_t.
9343 (tree_exp) <locus>: Likewise.
9344 (DECL_IS_BUILTIN): Remove old-location variant.
9345 (annotate_with_file_line, annotate_with_locus): Likewise.
9346 (expr_locus, set_expr_locus): Update.
9347 * tree.c (build1_stat): Remove old location code.
9348 (last_annotated_node): Remove.
9349 (annotate_with_file_line): Remove old-location variant.
9350 (annotate_with_locus): Likewise.
9351 (expr_location): Remove old location code.
9352 (set_expr_location): Likewise.
9353 (expr_has_location): Likewise.
9354 (expr_locus): Likewise.
9355 (set_expr_locus): Likewise.
9356 (expr_filename): Don't use location_from_locus.
9357 (expr_lineno): Likewise.
9358 * rtl-error.c (location_for_asm): Remove old location code.
9359 * c-lex.c (cb_line_change): Remove old location code.
9360 (fe_file_change): Likewise.
9361 (cb_def_pragma): Likewise.
9362 (c_lex_with_flags): Likewise.
9363 * gengtype.c (do_typedef): Don't special-case location types.
9364 (define_location_structures): Remove.
9365 (main): Don't call define_location_structures.
9366 * tree-pretty-print.c (dump_implicit_edges): Remove old location
9369 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9372 * builtins.def (BUILT_IN_STDARG_START): Remove.
9373 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
9374 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9375 * tree-inline.c (inline_forbidden_p_1): Likewise.
9377 2008-02-26 Richard Guenther <rguenther@suse.de>
9379 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9380 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9381 (lookup_decl_from_uid): Declare.
9382 (remove_decl_from_map): Likewise.
9383 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9384 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9385 (decl_for_uid_map): New global hashtable mapping DECL_UID
9387 (init_ttree): Allocate it.
9388 (insert_decl_to_uid_decl_map): New helper function.
9389 (make_node_stat): Insert new decls into the map.
9390 (copy_node_stat): Likewise.
9391 (lookup_decl_from_uid): New function.
9392 (remove_decl_from_map): Likewise.
9393 (print_decl_for_uid_map_statistics): New helper.
9394 (dump_tree_statistics): Call it.
9396 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9397 (referenced_var_iterator): Adjust.
9398 (FOR_EACH_REFERENCED_VAR): Adjust.
9399 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9400 (num_referenced_vars): Adjust.
9401 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9402 (first_referenced_var): Remove.
9403 (end_referenced_vars_p): Likewise.
9404 (next_referenced_var): Likewise.
9405 (referenced_var_iterator_set): New helper function.
9406 * tree-dfa.c (referenced_var_lookup): Adjust.
9407 (referenced_var_check_and_insert): Likewise.
9408 (remove_referenced_var): Likewise.
9409 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9410 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9411 (verify_call_clobbering): Likewise.
9412 (verify_memory_partitions): Likewise.
9413 (init_tree_ssa): Allocate bitmap instead of hashtable for
9415 (delete_tree_ssa): Adjust.
9416 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9417 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9418 (compute_tag_properties): Likewise.
9419 (set_initial_properties): Likewise.
9420 (find_partition_for): Likewise.
9421 (update_reference_counts): Likewise.
9422 (dump_may_aliases_for): Likewise.
9423 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9424 (add_call_clobber_ops): Likewise.
9425 (add_call_read_ops): Likewise.
9426 (get_asm_expr_operands): Likewise.
9427 * tree-into-ssa.c (dump_decl_set): Likewise.
9428 (update_ssa): Likewise.
9429 * tree-sra.c (scan_function): Likewise.
9430 (decide_instantiations): Likewise.
9431 (scalarize_parms): Likewise.
9432 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9433 (dsa_named_for): Likewise.
9434 * tree-ssa-structalias.c (update_alias_info): Likewise.
9435 (merge_smts_into): Likewise.
9437 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9440 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
9441 * c-opts.c (c_common_handle_option): Wall enables
9442 Wvolatile-register-var.
9443 * common.opt: Move Wvolatile-register-var to...
9446 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9448 * common.opt (Wlarger-than=): New.
9449 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
9451 * opts.c (common_handle_option): Handle -Wlarger-than=.
9452 * optc-gen.awk: Likewise.
9453 * opth-gen.awk: Likewise.
9454 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
9455 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9457 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9459 * c-common.c (match_case_to_enum_1): Add appropriate
9460 OPT_W* parameter to warning.
9461 (c_do_switch_warnings): Likewise.
9462 * c-typeck.c (warning_init): Add one more parameter following
9464 (push_init_level): Update call to warning_init.
9465 (pop_init_level): Likewise.
9466 (add_pending_init): Likewise.
9467 (output_init_element: Likewise.
9469 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9472 * toplev.c (toplev_main): If there are warnings or error, print
9473 errors for ignored options.
9474 * opts.c (ignored_options): New static variable.
9475 (postpone_unknown_option_error): New.
9476 (print_ignored_options): New.
9477 (handle_option): Postpone errors for unknown -Wno-* options.
9478 * opts.h (print_ignored_options): Declare.
9480 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
9482 * config/mips/mips.md (loadgp_blockage, blockage): Change type
9485 2008-02-25 Richard Guenther <rguenther@suse.de>
9488 2008-02-25 Richard Guenther <rguenther@suse.de>
9490 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9491 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9492 (lookup_decl_from_uid): Declare.
9493 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9494 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9495 (decl_for_uid_map): New global hashtable mapping DECL_UID
9497 (init_ttree): Allocate it.
9498 (insert_decl_to_uid_decl_map): New helper function.
9499 (make_node_stat): Insert new decls into the map.
9500 (copy_node_stat): Likewise.
9501 (lookup_decl_from_uid): New function.
9502 (print_decl_for_uid_map_statistics): New helper.
9503 (dump_tree_statistics): Call it.
9505 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9506 (referenced_var_iterator): Adjust.
9507 (FOR_EACH_REFERENCED_VAR): Adjust.
9508 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9509 (num_referenced_vars): Adjust.
9510 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9511 (first_referenced_var): Remove.
9512 (end_referenced_vars_p): Likewise.
9513 (next_referenced_var): Likewise.
9514 (referenced_var_iterator_set): New helper function.
9515 * tree-dfa.c (referenced_var_lookup): Adjust.
9516 (referenced_var_check_and_insert): Likewise.
9517 (remove_referenced_var): Likewise.
9518 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9519 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9520 (verify_call_clobbering): Likewise.
9521 (verify_memory_partitions): Likewise.
9522 (init_tree_ssa): Allocate bitmap instead of hashtable for
9524 (delete_tree_ssa): Adjust.
9525 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9526 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9527 (compute_tag_properties): Likewise.
9528 (set_initial_properties): Likewise.
9529 (find_partition_for): Likewise.
9530 (update_reference_counts): Likewise.
9531 (dump_may_aliases_for): Likewise.
9532 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9533 (add_call_clobber_ops): Likewise.
9534 (add_call_read_ops): Likewise.
9535 (get_asm_expr_operands): Likewise.
9536 * tree-into-ssa.c (dump_decl_set): Likewise.
9537 (update_ssa): Likewise.
9538 * tree-sra.c (scan_function): Likewise.
9539 (decide_instantiations): Likewise.
9540 (scalarize_parms): Likewise.
9541 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9542 (dsa_named_for): Likewise.
9543 * tree-ssa-structalias.c (update_alias_info): Likewise.
9544 (merge_smts_into): Likewise.
9546 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9549 * doc/invoke.texi (-fcx-limited-range): Document new option.
9550 * toplev.c (process_options): Handle -fcx-fortran-rules.
9551 * common.opt: Add documentation for -fcx-fortran-rules.
9553 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9556 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
9557 actual behaviour and C99.
9559 2008-02-26 Ben Elliston <bje@au.ibm.com>
9561 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
9562 (ASM_CPU_POWER6_SPEC): Likewise.
9563 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
9564 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
9565 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
9567 2008-02-25 Richard Guenther <rguenther@suse.de>
9569 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9570 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9571 (lookup_decl_from_uid): Declare.
9572 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9573 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9574 (decl_for_uid_map): New global hashtable mapping DECL_UID
9576 (init_ttree): Allocate it.
9577 (insert_decl_to_uid_decl_map): New helper function.
9578 (make_node_stat): Insert new decls into the map.
9579 (copy_node_stat): Likewise.
9580 (lookup_decl_from_uid): New function.
9581 (print_decl_for_uid_map_statistics): New helper.
9582 (dump_tree_statistics): Call it.
9584 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9585 (referenced_var_iterator): Adjust.
9586 (FOR_EACH_REFERENCED_VAR): Adjust.
9587 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9588 (num_referenced_vars): Adjust.
9589 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9590 (first_referenced_var): Remove.
9591 (end_referenced_vars_p): Likewise.
9592 (next_referenced_var): Likewise.
9593 (referenced_var_iterator_set): New helper function.
9594 * tree-dfa.c (referenced_var_lookup): Adjust.
9595 (referenced_var_check_and_insert): Likewise.
9596 (remove_referenced_var): Likewise.
9597 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9598 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9599 (verify_call_clobbering): Likewise.
9600 (verify_memory_partitions): Likewise.
9601 (init_tree_ssa): Allocate bitmap instead of hashtable for
9603 (delete_tree_ssa): Adjust.
9604 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9605 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9606 (compute_tag_properties): Likewise.
9607 (set_initial_properties): Likewise.
9608 (find_partition_for): Likewise.
9609 (update_reference_counts): Likewise.
9610 (dump_may_aliases_for): Likewise.
9611 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9612 (add_call_clobber_ops): Likewise.
9613 (add_call_read_ops): Likewise.
9614 (get_asm_expr_operands): Likewise.
9615 * tree-into-ssa.c (dump_decl_set): Likewise.
9616 (update_ssa): Likewise.
9617 * tree-sra.c (scan_function): Likewise.
9618 (decide_instantiations): Likewise.
9619 (scalarize_parms): Likewise.
9620 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9621 (dsa_named_for): Likewise.
9622 * tree-ssa-structalias.c (update_alias_info): Likewise.
9623 (merge_smts_into): Likewise.
9625 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
9628 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
9629 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
9630 * alias.h (nonoverlapping_memrefs_p): Likewise.
9632 2008-02-25 Jan Beulich <jbeulich@novell.com>
9634 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
9635 * config/i386/netware-libgcc.exp: Add __bswap?i2,
9636 __emultls_get_address, __emultls_register_common,
9637 __floatundi?f, and _Unwind_GetIPInfo.
9638 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
9639 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
9640 (gen_regparm_prefix): Likewise.
9641 (i386_nlm_encode_section_info): Sync with
9642 config/i386/winnt.c:i386_pe_encode_section_info().
9643 (i386_nlm_maybe_mangle_decl_assembler_name): New.
9644 i386_nlm_mangle_decl_assembler_name): New.
9645 (netware_override_options): New.
9646 * config/i386/netware.h (netware_override_options): Declare.
9647 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
9648 (i386_nlm_mangle_decl_assembler_name): Declare.
9649 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
9651 2008-02-25 Ben Elliston <bje@au.ibm.com>
9654 * c-decl.c (grokdeclarator): Remove unused local variables
9655 `typedef_type' and `type_as_written'.
9657 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
9658 unused local variable `has_hot_blocks'.
9659 (fix_crossing_conditional_branches): Remove unused local variable
9662 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
9665 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
9666 using DEF_C99_BUILTIN.
9667 (BUILT_IN_NANF): Ditto.
9668 (BUILT_IN_NANL): Ditto.
9670 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
9671 Revital Eres <eres@il.ibm.com>
9673 * modulo-sched.c (calculate_must_precede_follow): Address TODO
9674 regarding the order of two dependent insns in the same row.
9676 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
9678 * stor-layout.c (layout_decl): Do not bump the alignment of a
9679 bit-field to more than byte alignment if it is packed.
9681 2008-02-24 David Edelsohn <edelsohn@gnu.org>
9683 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
9686 2008-02-24 Diego Novillo <dnovillo@google.com>
9688 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
9691 * tree-vrp.c (vrp_evaluate_conditional): With
9692 -Wtype-limits, emit a warning when comparing against a
9693 constant outside the natural range of OP0's type.
9694 * c.opt (Wtype-limits): Move ...
9695 * common.opt (Wtype-limits): ... here.
9697 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
9699 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
9700 * config/rs6000/e300c2c3.md: New file.
9701 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9703 (rs6000_override_options): Add e300c2 and e300c3 cases to
9704 processor_target_table. Do not allow usage of Altivec or Spe
9705 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
9706 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
9707 * config/rs6000/rs6000.h (processor_type): Add
9708 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
9709 (ASM_CPU_SPEC): Add e300c2 and e300c3.
9710 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
9711 and ppce300c3. Include e300c2c3.md.
9713 2008-02-23 David Edelsohn <edelsohn@gnu.org>
9715 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
9716 instead of TARGET_STRICT_ALIGN.
9718 2008-02-23 Joseph Myers <joseph@codesourcery.com>
9720 * explow.c (memory_address): Assert that the generated address is
9723 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9726 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
9727 * config/darwin-ppc-ldouble-patch.def: New file.
9728 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
9729 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
9730 SUBTARGET_INIT_BUILTINS if defined.
9731 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
9734 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
9737 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
9738 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
9740 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
9743 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
9744 file" warning condtional on -Winvalid-PCH.
9746 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
9748 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
9750 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
9754 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
9755 prevent reload from using MMX registers.
9756 (*mov<mode>_internal): Ditto.
9757 (*movv2sf_internal_rex64): Ditto.
9758 (*movv2sf_internal): Ditto.
9760 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9762 PR documentation/31569
9763 * doc/install.texi2html: Use makeinfo --no-number-sections.
9765 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9767 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
9768 ensure that we can address an entire entity > 8 bytes. Don't
9769 generate reg+reg addressing for such data.
9771 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9773 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
9774 strings when optimizing for size, unless the target cares about
9777 2008-02-22 Tom Tromey <tromey@redhat.com>
9779 * regclass.c (current_pass): Remove declaration.
9781 2008-02-22 Anatoly Sokolov <aesok@post.ru>
9783 * config/avr/libgcc.S (__RAMPZ__): Define.
9784 (__do_copy_data): Add for devices with 128KB code memory.
9786 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9788 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9790 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
9792 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
9794 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
9797 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9800 * c-typeck.c (build_binary_op): Warn about floating point
9801 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
9803 2008-02-21 Janis Johnson <janis187@us.ibm.com>
9806 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
9807 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
9809 (rs6000_override_options): Set altivec_abi as default, not override,
9810 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
9811 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
9812 is used; use new member spe_abi.
9813 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
9814 spe_abi and altivec_abi.
9816 2008-02-22 Tomas Bily <tbily@suse.cz>
9818 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
9820 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9823 * config.build (build_file_translate): Set to `CMD //c' only if
9825 * Makefile.in (build_file_translate): Improve comment.
9827 2008-02-21 Jan Hubicka <jh@suse.cz>
9829 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
9830 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
9831 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
9833 2008-02-21 Michael Matz <matz@suse.de>
9836 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
9838 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
9840 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
9841 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
9843 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
9844 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
9845 SSE_VEC_FLOAT_MODE_P as insn constraint.
9846 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
9847 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
9848 sse4a_movntdf using MODEF mode iterator.
9849 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
9850 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
9851 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
9852 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
9853 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
9854 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
9855 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
9857 2008-02-21 Richard Guenther <rguenther@suse.de>
9859 * tree.def (PAREN_EXPR): New tree code.
9860 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
9862 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
9863 * expr.c (expand_expr_real_1): Likewise.
9864 * tree-inline.c (estimate_num_insns_1): Likewise.
9865 * tree-complex.c (expand_complex_move): Likewise.
9866 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
9869 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
9872 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
9874 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
9877 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
9879 * config/sh/sh.c (find_barrier): Don't go past
9880 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
9882 2008-02-20 DJ Delorie <dj@redhat.com>
9884 * config/h8300/h8300.md (insv): Force source operand to be a register.
9886 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
9887 as a jump, not as a plain insn.
9889 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
9891 * doc/invoke.texi (Warning Options): Add new option
9892 -Wframe-larger-than=.
9893 (-Wframe-larger-than): Document.
9895 * flags.h (warn_frame_larger_than, frame_larger_than_size):
9896 Add declarations for new option variables.
9898 * final.c (final_start_function): Check the frame size
9899 before emission and issue a Wframe-larger-than warning.
9901 * opts.c (warn_frame_larger_than, frame_larger_than_size):
9902 Add definitions for new option variables.
9903 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
9905 * common.opt (Wframe-larger-than=): New option.
9907 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9909 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
9910 (<sse>_div<mode>3): Ditto.
9911 (<sse>_vmdiv<mode>3): Ditto.
9912 (<sse>_vmsqrt<mode>2): Ditto.
9913 (*smax<mode>3): Ditto.
9914 (sse5_frcz<mode>2): Ditto.
9915 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
9918 2008-02-20 Richard Guenther <rguenther@suse.de>
9921 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
9922 be happy with INTEGRAL_TYPE_P.
9924 2008-02-20 Richard Guenther <rguenther@suse.de>
9926 * fold-const.c (split_tree): Associate floatig-point expressions
9927 if flag_associative_math is set.
9929 2008-02-20 Richard Guenther <rguenther@suse.de>
9931 * tree.h (fold_real_zero_addition_p): Declare.
9932 * fold-const.c (fold_real_zero_addition_p): Export.
9933 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
9934 floating-point operations with zero and one.
9936 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
9938 * doc/install.texi: Correct references to CFLAGS, replacing them
9939 with BOOT_CFLAGS. Document flags used during bootstrap for
9942 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9944 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
9945 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
9946 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
9948 (smin<mode>3): Ditto from similar patterns.
9949 (smax<mode>3): Ditto.
9950 (*ieee_smin<mode>3): Ditto.
9951 (*ieee_smax<mode>3): Ditto.
9952 * config/i386/sse.md (sse): New mode attribute.
9953 (mov<mode>): Macroize expander from movv4sf and movv2df using
9954 SSEMODEF2P mode iterator.
9955 (<sse>_movnt<mode>): Ditto from similar patterns. Use
9956 SSE_VEC_FLOAT_MODE_P as insn constraint.
9957 (storent<mode>): Ditto.
9958 (storent<mode>): Macroize expander from storentsf and storentdf using
9959 MODEF mode iterator.
9960 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
9961 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
9962 (abs<mode>2): Ditto from similar patterns.
9963 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
9964 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
9965 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
9966 (<sse>_vmsqrt<mode>2): Ditto.
9967 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
9968 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
9969 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
9970 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
9971 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
9972 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
9973 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
9975 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
9976 iterator and SSE_FLOAT_MODE_P as insn constraint.
9977 (<sse>_ucomi): Ditto from similar patterns.
9978 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
9979 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
9980 SSE_VEC_FLOAT_MODE_P as insn constraint.
9981 (vcond<mode>): Ditto from similar patterns.
9982 (and<mode>3, *and<mode>3): Ditto.
9983 (<sse>_nand<mode>3): Ditto.
9984 (ior<mode>3, *ior<mode>3): Ditto.
9985 (xor<mode>3, *xor<mode>3): Ditto.
9986 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
9987 iterator and SSE_FLOAT_MODE_P as insn constraint.
9988 (*nand<mode>3): Ditto from similar patterns.
9989 (*ior<mode>3): Ditto.
9990 (*xor<mode>3): Ditto.
9992 2008-02-20 Ira Rosen <irar@il.ibm.com>
9994 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
9995 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
9996 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
9998 2008-02-19 Jan Hubicka <jh@suse.cz>
10000 * predict.c (tree_bb_level_predictions): Remove variable next
10001 mistakely introduced by previous commit.
10003 2008-02-19 Jan Hubicka <jh@suse.cz>
10005 * predict.c (predict_paths_leading_to): Rewrite.
10006 (predict_paths_for_bb): New.
10007 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
10009 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10012 * Makefile.in (build_file_translate): New.
10013 (gcc-vers.texi): Use it for translating $(abs_srcdir).
10014 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
10015 * configure.ac (build_file_translate): Substitute it.
10016 * configure: Regenerate.
10018 2008-02-19 Jan Hubicka <jh@suse.cz>
10020 PR rtl-optimization/34408
10021 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
10024 2008-02-19 Jan Hubicka <jh@suse.cz>
10026 PR middle-end/28779
10027 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
10030 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
10033 * config/i386/i386-modes.def: Revert the last DI alignment
10034 change until Ada people can look into it.
10036 2008-02-19 Nick Clifton <nickc@redhat.com>
10038 * opts.c (print_specific_help): Fix typo in --help text.
10040 2008-02-19 Jakub Jelinek <jakub@redhat.com>
10043 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
10044 32-bit inline asm without asm alternatives for host GCC < 3.0.
10046 2008-02-19 Richard Guenther <rguenther@suse.de>
10048 PR tree-optimization/34989
10049 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
10050 Allow propagation to INDIRECT_REF if we can simplify only.
10052 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10054 * c-common.c (warn_for_collisions_1): Use appropriate option when
10057 2008-02-19 Nick Clifton <nickc@redhat.com>
10060 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
10061 (handle_options): Fix indentation.
10062 (print_filtered_help): If no language-specific options were
10063 displayed tell the user how to list all the options supported by
10064 the language's front-end.
10065 (print_specific_help): Fix indentation and remove duplicate line.
10066 (common_handle_option): Handle the -v option.
10067 For --help enable the display of undocumented options if the -v
10068 switch has been included on the command line.
10069 For --help= check for overlaps in the arguments between the option
10070 classes and the language names and issue a warning when they
10071 cannot be disambiguated.
10072 * c.opt (v): Pass on to the common option handler.
10074 2008-02-19 Revital Eres <eres@il.ibm.com>
10076 * modulo-sched.c (sms_schedule): Change dump message when
10077 create_ddg function fails.
10078 (try_scheduling_node_in_cycle): Rename row to cycle.
10079 (print_partial_schedule): Rename CYCLE to ROW.
10081 2008-02-19 Christian Bruel <christian.bruel@st.com>
10082 Zdenek Dvorak <ook@ucw.cz>
10084 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
10086 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
10089 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
10090 (*x86_movdicc_0_m1_se): Ditto.
10092 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
10094 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
10095 (CMPtype): Define as __gcc_CMPtype.
10096 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
10097 (CMPtype): Define as __gcc_CMPtype.
10099 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
10101 Support valgrind 3.3 for --enable-checking=valgrind.
10102 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
10104 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
10105 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
10106 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
10107 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
10108 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
10109 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
10110 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
10112 * ggc-zone.c: Similar.
10113 * ggc-page.c: Similar.
10115 2008-02-19 Paul Brook <paul@codesourcery.com>
10118 * config/arm/ieee754-df.S: Fix do_it typo.
10119 * config/arm/ieee754-sf.S: Fix do_it typo.
10121 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
10124 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
10125 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
10126 (OPTION_MASK_ISA_SSE_SET): Likewise.
10127 (OPTION_MASK_ISA_SSE2_SET): Likewise.
10128 (OPTION_MASK_ISA_SSE3_SET): Likewise.
10129 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
10130 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
10131 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
10132 (OPTION_MASK_ISA_SSE4_SET): Likewise.
10133 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
10134 (OPTION_MASK_ISA_SSE5_SET): Likewise.
10135 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
10136 (OPTION_MASK_ISA_MMX_UNSET): Updated.
10137 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
10138 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
10139 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
10140 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
10141 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
10142 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
10143 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
10144 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
10145 (OPTION_MASK_ISA_SSE4): Removed.
10146 (ix86_handle_option): Turn on bits in ix86_isa_flags and
10147 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
10148 (override_options): Don't turn on implied SSE/MMX bits in
10151 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
10153 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10156 2008-02-18 Joey Ye <joey.ye@intel.com>
10158 PR middle-end/34921
10159 * tree-nested.c (insert_field_into_struct): Set type alignment
10160 to field alignment if the former is less than the latter.
10162 2008-02-18 Jakub Jelinek <jakub@redhat.com>
10164 * BASE-VER: Set to 4.4.0.
10166 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10168 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
10169 * doc/cfg.texi: Likewise.
10170 * doc/extend.texi: Likewise.
10171 * doc/gty.texi: Likewise.
10172 * doc/invoke.texi: Likewise.
10173 * doc/loop.texi: Likewise.
10174 * doc/md.texi: Likewise.
10175 * doc/passes.texi: Likewise.
10176 * doc/rtl.texi: Likewise.
10177 * doc/sourcebuild.texi: Likewise.
10178 * doc/tm.texi: Likewise.
10179 * doc/tree-ssa.texi: Likewise.
10181 2008-02-17 Richard Guenther <rguenther@suse.de>
10183 PR middle-end/35227
10184 * tree-complex.c (init_parameter_lattice_values): Handle parameters
10185 without default definition.
10187 2008-02-17 Richard Guenther <rguenther@suse.de>
10189 PR tree-optimization/35231
10190 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
10193 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
10196 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10197 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
10198 libgcc_cmp_return mode.
10200 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10203 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
10205 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
10207 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
10210 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10212 * doc/c-tree.texi: Use `@.' where appropriate.
10213 * doc/extend.texi: Likewise.
10214 * doc/install.texi: Likewise.
10215 * doc/invoke.texi: Likewise.
10216 * doc/loop.texi: Likewise.
10217 * doc/makefile.texi: Likewise.
10218 * doc/md.texi: Likewise.
10219 * doc/passes.texi: Likewise.
10220 * doc/standards.texi: Likewise.
10221 * doc/tm.texi: Likewise.
10223 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10225 PR middle-end/35196
10226 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
10228 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
10229 rather than in entry_bb.
10231 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10233 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
10234 libgcc_cmp_return mode.
10236 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10238 PR middle-end/35130
10239 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
10240 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
10242 2008-02-15 Richard Guenther <rguenther@suse.de>
10243 Zdenek Dvorak <ook@ucw.cz>
10245 PR tree-optimization/35164
10246 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
10247 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
10248 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
10249 Only propagate addresses which do not have abnormal SSA_NAMEs
10252 2008-02-15 Joseph Myers <joseph@codesourcery.com>
10255 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
10257 2008-02-15 Jan Hubicka <jh@suse.cz>
10259 PR middle-end/35149
10260 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
10262 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10264 PR middle-end/34621
10265 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
10266 when calculating alignment_pad.
10268 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10270 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
10271 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
10272 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
10273 and STACK_BOUNDARY define.
10275 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
10277 PR preprocessor/35061
10278 * c-pragma.c (handle_pragma_pop_macro): Check that
10279 pushed_macro_table has been allocated.
10281 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
10283 PR middle-end/35136
10284 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
10285 (force_gimple_operand): Likewise.
10286 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
10287 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
10288 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
10289 (find_interesting_uses_address): Check addressability and alignment
10290 of the base expression only after substituting bases of IVs into it.
10292 2008-02-14 Michael Matz <matz@suse.de>
10295 * function.c (instantiate_virtual_regs_in_insn): Reload address
10296 before falling back to reloading the whole operand.
10298 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
10300 * config/s390/s390.c (s390_mainpool_start): Emit the pool
10301 before the first section switch note.
10303 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10305 * doc/bugreport.texi: Update copyright years.
10306 * doc/c-tree.texi: Likewise.
10307 * doc/cfg.texi: Likewise.
10308 * doc/cpp.texi: Likewise.
10309 * doc/cppinternals.texi: Likewise.
10310 * doc/fragments.texi: Likewise.
10311 * doc/frontends.texi: Likewise.
10312 * doc/gcc.texi: Likewise.
10313 * doc/gty.texi: Likewise.
10314 * doc/hostconfig.texi: Likewise.
10315 * doc/implement-c.texi: Likewise.
10316 * doc/libgcc.texi: Likewise.
10317 * doc/loop.texi: Likewise.
10318 * doc/makefile.texi: Likewise.
10319 * doc/options.texi: Likewise.
10320 * doc/passes.texi: Likewise.
10321 * doc/rtl.texi: Likewise.
10322 * doc/sourcebuild.texi: Likewise.
10323 * doc/standards.texi: Likewise.
10324 * doc/tree-ssa.texi: Likewise.
10325 * doc/trouble.texi: Likewise.
10327 * doc/extend.texi: Use @: or add comma where appropriate.
10328 * doc/invoke.texi: Likewise.
10329 * doc/tm.texi: Likewise.
10331 2008-02-14 Alan Modra <amodra@bigpond.net.au>
10334 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
10337 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
10339 * doc/md.texi (clz, ctz): Add reference.
10340 * doc/rtl.texi (clz, ctz): Likewise.
10342 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10345 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
10348 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
10350 * config/s390/s390.c (struct constant_pool): New field
10351 emit_pool_after added.
10352 (s390_mainpool_start): Set the emit_pool_after flag according
10353 to the section switch notes.
10354 (s390_mainpool_finish): Consider emit_pool_after when emitting
10355 the literal pool at the end of the function.
10356 (s390_chunkify_start): Force literal pool splits at section
10359 2008-02-13 Michael Matz <matz@suse.de>
10362 * var-tracking.c (clobber_variable_part): Correctly traverse the
10365 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10368 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
10369 Add -fdump-ipa-inline.
10370 * tree-dump.c (dump_files): Remove tree-inlined dump.
10371 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
10373 2008-02-12 Richard Guenther <rguenther@suse.de>
10375 PR tree-optimization/35171
10376 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
10379 2008-02-12 Richard Guenther <rguenther@suse.de>
10381 PR middle-end/35163
10382 * fold-const.c (fold_widened_comparison): Use get_unwidened in
10383 value-preserving mode. Disallow final truncation.
10385 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
10387 PR middle-end/35136
10388 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
10389 code from here to...
10390 (force_gimple_operand): ...here.
10392 2008-02-12 Jakub Jelinek <jakub@redhat.com>
10395 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
10396 non-compatible pointers.
10397 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
10398 different FIELD_DECLs, try harder by comparing field offsets, sizes
10401 PR inline-asm/35160
10402 * function.c (match_asm_constraints_1): Don't replace the same input
10405 2008-02-12 Anatoly Sokolov <aesok@post.ru>
10407 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
10408 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
10409 (expand_epilogue): Restore RAMPZ register.
10410 * config/avr/avr.md (RAMPZ_ADDR): New constant.
10412 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
10414 * config/i386/cygwin.asm: (__alloca): Correct calling
10415 convention and alignment.
10416 (__chkstk): Force 8 byte stack alignment.
10418 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
10419 Richard Guenther <rguenther@suse.de>
10421 PR tree-optimization/33992
10422 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
10423 the zero we compare against.
10425 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
10427 PR libfortran/35063
10428 * gthr-win32.h (__gthread_mutex_destroy_function): New function
10429 to CloseHandle after unlocking to prevent accumulation of handle
10432 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10434 PR middle_end/34150
10435 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
10436 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
10437 and update LABEL_NUSES during and after reload.
10439 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
10441 PR middle-end/34627
10442 * combine.c (simplify_if_then_else): Make sure the comparison is
10443 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
10445 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
10448 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
10449 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
10450 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
10451 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
10452 * tree.h (get_type_static_bounds): Likewise.
10454 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10456 * doc/invoke.texi (Option Summary, C++ Dialect Options)
10457 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10458 Make -Wfoo language annotations match what the compiler outputs.
10460 2008-02-08 Sa Liu <saliu@de.ibm.com>
10462 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
10463 intrinsics spu_convts, spu_convtu, spu_convtf.
10465 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
10467 * doc/extend.texi (Function Attributes) <noinline>: Mention
10468 asm ("") as method to keep calls.
10470 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10473 * doc/options.texi (Options): Replace references to opts.sh with
10475 * opts-common.c: Likewise.
10476 * optc-gen.awk: Likewise.
10478 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
10480 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
10482 2008-02-07 Richard Henderson <rth@redhat.com>
10485 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
10486 EXPR_LIST for the REG_EQUAL instead of a comparison with a
10489 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
10491 PR tree-optimization/35085
10492 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
10493 for operand entry oe2 in addition to operand entry oe3 in order to
10494 expose more opportunities for vectorizer sum reduction.
10496 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10499 * Makefile.in (LIBS): Remove $(GMPLIBS).
10500 (cc1-dummy, cc1): Add $(GMPLIBS).
10502 2008-02-06 Jan Hubicka <jh@suse.cz>
10505 * i386.md (moddf_integer): Do not produce partial memory stalls for
10506 targets where it hurts.
10508 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
10511 * optabs.c (expand_float): Do not check for decimal modes when
10512 expanding unsigned integer through signed conversion.
10514 2008-02-06 Nick Clifton <nickc@redhat.com>
10516 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
10517 inside the clobber with a match_operand and duplicated operand
10518 number in the constraint.
10519 (ineqbranchsi): Delete redundant comment.
10521 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10523 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
10524 builtin_define ("__USE_INIT_FINI__").
10525 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
10527 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
10529 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10531 PR documentation/30330
10532 * doc/invoke.texi (C++ Dialect Options)
10533 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10534 For each warning option -Wfoo that allows -Wno-foo, ensure both
10535 -Wfoo and -Wno-foo are listed in the option index. Fix index
10536 entry of -Wswitch-default, index -Wnormalized= including the
10537 `=', and -Wlarger-than-@var{len} including @var{len}.
10539 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10541 * config/i386/i386.md (floatunssisf2): Use
10542 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
10543 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
10544 Macroize expander using MODEF mode iterator.
10546 2008-02-05 Diego Novillo <dnovillo@google.com>
10548 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
10551 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
10553 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10556 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
10558 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
10561 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
10562 to indicate if a message should be generated.
10563 (init_cumulative_args): Updated.
10564 (function_value_32): Likewise.
10566 2008-02-05 Joseph Myers <joseph@codesourcery.com>
10568 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
10570 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10573 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
10574 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
10576 2008-02-04 Diego Novillo <dnovillo@google.com>
10578 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
10581 * tree-vrp.c (vrp_evaluate_conditional): With
10582 -Wtype-limits, emit a warning when comparing against a
10583 constant outside the natural range of OP0's type.
10585 2008-02-04 Richard Guenther <rguenther@suse.de>
10587 PR middle-end/33631
10588 * expr.c (count_type_elements): Give for unions instead of
10591 2008-02-04 Richard Guenther <rguenther@suse.de>
10593 PR middle-end/35043
10594 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
10595 to TYPE_DOMAINs base type instead of using bitsizetype here.
10597 2008-02-03 Jason Merrill <jason@redhat.com>
10599 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
10601 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10604 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
10605 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
10606 (RS/6000 and PowerPC Options): Fix typos and markup.
10607 * doc/passes.texi (Tree-SSA passes): Likewise.
10609 2008-02-02 Michael Matz <matz@suse.de>
10612 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
10613 from record_last_reg_set_info.
10614 (record_last_reg_set_info): Take an RTX argument, iterate over all
10615 constituent hardregs.
10616 (record_last_set_info, record_opr_changes): Change calls to
10617 new signature or to record_last_reg_set_info_regno.
10619 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
10621 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
10623 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
10625 PR rtl-optimization/34773
10626 * reg-notes.def (EQUAL): Mention significance of combination of
10627 REG_EQUAL and REG_RETVAL.
10628 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
10629 insn that has a REG_RETVAL.
10631 2008-02-01 Roger Sayle <roger@eyesopen.com>
10634 * configure.ac (--enable-fixed-point): Disable unless explicitly
10636 * configure: Regenerate.
10638 2008-02-01 Richard Guenther <rguenther@suse.de>
10641 * invoke.texi (-finline-limit): Remove no longer true parts
10642 of the documentation. Note that there is no default value.
10644 2008-02-01 Andrew Pinski <pinskia@gmail.com>
10645 Mark Mitchell <mark@codesourcery.com>
10646 Ben Elliston <bje@au.ibm.com>
10649 * doc/extend.texi (Other Builtins): Document.
10651 2008-01-31 Tom Browder <tom.browder@gmail.com>
10653 * doc/c-tree.texi (Types): Fix grammar.
10654 (Expression trees): Ditto.
10655 * doc/passes.texi (Tree-SSA passes): Ditto.
10657 * doc/configterms.texi (Configure Terms): Fix typo.
10658 * doc/cpp.texi (Common Predefined Macros): Ditto.
10659 * doc/md.texi (Machine Constraints): Ditto.
10661 * doc/makefile.texi (Makefile): Add comma.
10663 2008-01-31 Tom Browder <tom.browder@gmail.com>
10664 Gerald Pfeifer <gerald@pfeifer.com>
10666 * doc/sourcebuild.texi (Front End): Remove references to CVS
10667 and CVSROOT/modules.
10668 (Texinfo Manuals): Replace reference to CVS by one to SVN.
10669 (Back End): Remove reference to CVS.
10671 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10674 * config/mips/mips.c (gen_load_const_gp): New function, taking a
10676 (mips16_gp_pseudo_reg): ...here.
10677 * config/mips/mips.md (load_const_gp): Replace with...
10678 (load_const_gp_<mode>): ...this :P-based insn.
10680 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10682 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
10683 options. Minor fixes.
10684 (-std): Move reference to standards closer to where language
10685 standards are first mentioned.
10687 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10689 PR rtl-optimization/34995
10690 * reload.c (alternative_allows_const_pool_ref): Take an rtx
10691 parameter and return a bool. If the rtx parameter is nonnull,
10692 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
10693 (find_reloads): Update call accordingly. Pass the new operand
10694 if it needed no address reloads, otherwise pass null.
10696 2008-01-30 Richard Henderson <rth@redhat.com>
10699 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
10700 for unbounded arrays.
10702 2008-01-30 Silvius Rus <rus@google.com>
10704 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
10706 2008-01-30 Jan Hubicka <jh@suse.cz>
10709 * i386.c (init_cumulative_args): Use real function declaration when
10712 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
10714 PR rtl-optimization/34998
10715 * global.c (build_insn_chain): Treat non-subreg_lowpart
10716 SUBREGs of pseudos as clobbering all the words covered by the
10717 SUBREG, not just all the bytes.
10718 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
10719 original df_ref rather than an extract parameter.
10720 (global_conflicts): Update call accordingly.
10722 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
10724 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
10725 the overflow check to make it easier to read.
10726 (__fixtfdi): Change the type of the ll member in union
10727 long_double to UDItype_x.
10729 2008-01-30 Jakub Jelinek <jakub@redhat.com>
10731 PR middle-end/34969
10732 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
10733 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
10734 * tree-inline.c (fold_marked_statements): Call
10735 cgraph_update_edges_for_call_stmt if folding a call statement.
10736 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
10737 debug_generic_stmt calls, reset it back afterwards.
10740 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
10742 * c-typeck.c (build_external_ref): Don't pedwarn about
10743 static vars in current function's scope.
10745 2008-01-29 Joseph Myers <joseph@codesourcery.com>
10747 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
10749 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
10752 * ipa-struct-reorg.c: Fix spelling.
10753 * params.def: Ditto.
10755 2008-01-29 Richard Guenther <rguenther@suse.de>
10757 PR middle-end/35006
10758 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
10760 * tree-inline.c (remap_type): Increment remapping_type_depth
10761 around remapping types.
10762 (copy_body_r): Only add referenced variables if they are referenced
10763 from code, not types.
10765 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
10776 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
10777 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
10779 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
10782 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
10783 pointer for tiny stack.
10785 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
10787 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
10789 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
10791 * config/vx-common.h: Fix typo in comment.
10793 2008-01-28 Ian Lance Taylor <iant@google.com>
10797 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
10798 coalesce pointers if they have different DECL_NO_TBAA_P values.
10799 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
10800 between variables with different DECL_NO_TBAA_P values.
10802 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
10805 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
10806 are not legitimate small data references on SPE targets.
10808 2008-01-28 David Daney <ddaney@avtrex.com>
10810 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
10812 2008-01-28 David Daney <ddaney@avtrex.com>
10814 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
10816 2008-01-27 Joseph Myers <joseph@codesourcery.com>
10818 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
10819 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
10820 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
10821 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
10822 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10823 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
10824 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
10825 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
10827 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10829 * basic-block.h (condjump_equiv_p): Fix comment.
10831 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10833 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
10834 print_generic_stmt_indented): Fix comment.
10836 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10838 * configure.ac (__stack_chk_fail): Add detecion for availability
10839 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
10840 * configure: Regenerate.
10842 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
10844 PR middle-end/34688
10845 * final.c (output_addr_const): Handle TRUNCATE.
10847 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
10850 * tree-ssa-loop-ivopts.c (comp_cost): New type.
10851 (zero_cost, infinite_cost): New constants.
10852 (struct cost_pair): Change type of cost to comp_cost.
10853 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
10854 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
10856 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
10857 split_address_cost, ptr_difference_cost, difference_cost,
10858 get_computation_cost_at, get_computation_cost,
10859 determine_use_iv_cost_generic, determine_use_iv_cost_address,
10860 determine_use_iv_cost_condition, determine_use_iv_costs,
10861 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
10862 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
10863 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
10864 Change type of cost to comp_cost.
10865 (determine_iv_cost): Increase cost of non-original ivs, instead
10866 of decreasing the cost of original ones.
10867 (get_address_cost): Indicate the complexity of the addressing mode
10869 (try_add_cand_for): Prefer using ivs not specific to some object.
10870 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
10872 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
10873 Janis Johnson <janis187@us.ibm.com>
10876 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
10877 (TARGET_INSTANTIATE_DECLS): Likewise.
10878 * target.h (expand_to_rtl_hook): New target hook.
10879 (instantiate_decls): Likewise.
10880 * function.c (instantiate_decl): Make non-static. Rename to...
10881 (instantiate_decl_rtl): ... this.
10882 (instantiate_expr): Use instantiate_decl_rtl.
10883 (instantiate_decls_1): Likewise.
10884 (instantiate_decls): Likewise.
10885 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
10886 * function.h (instantiate_decl_rtl): Add prototype.
10887 * cfgexpand.c (target.h): New include.
10888 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
10889 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
10890 (TARGET_INSTANTIATE_DECLS): Likewise.
10891 (TARGET_INITIALIZER): New target hooks added.
10892 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
10894 * config/rs6000/rs6000.c (tree-flow.h): New include.
10895 (machine_function): Add sdmode_stack_slot field.
10896 (rs6000_alloc_sdmode_stack_slot): New function.
10897 (rs6000_instantiate_decls): Likewise.
10898 (rs6000_secondary_memory_needed_rtx): Likewise.
10899 (rs6000_check_sdmode): Likewise.
10900 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
10901 (TARGET_INSTANTIATE_DECLS): Likewise.
10902 (rs6000_hard_regno_mode_ok): Allow SDmode.
10903 (num_insns_constant): Likewise. Handle _Decimal32 constants.
10904 (rs6000_emit_move): Handle SDmode.
10905 (function_arg_advance): Likewise.
10906 (function_arg): Likewise.
10907 (rs6000_gimplify_va_arg): Likewise. Add special handling of
10908 SDmode var args for 32-bit compiles.
10909 (rs6000_secondary_reload_class): Handle SDmode.
10910 (rs6000_output_function_epilogue): Likewise.
10911 (rs6000_function_value): Simplify if statement.
10912 (rs6000_libcall_value): Likewise.
10913 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
10914 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
10915 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
10916 (movsd_hardfloat): New define_insn.
10917 (movsd_softfloat): Likewise.
10918 (movsd_store): Likewise.
10919 (movsd_load): Likewise.
10920 (extendsddd2): Likewise.
10921 (extendsdtd2): Likewise.
10922 (truncddsd2): Likewise.
10923 (movdd_hardfloat64): Fixup comment.
10924 (UNSPEC_MOVSD_LOAD): New constant.
10925 (UNSPEC_MOVSD_STORE): Likewise.
10927 2008-01-26 Jakub Jelinek <jakub@redhat.com>
10930 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
10932 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
10933 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
10934 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
10935 and TRUTH_XOR_EXPR.
10937 2008-01-26 David Edelsohn <edelsohn@gnu.org>
10940 * config.gcc: Separate AIX 5.3 from AIX 6.1.
10941 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10942 __LONGDOUBLE128 too.
10943 * config/rs6000/aix61.h: New file.
10945 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10947 PR rtl-optimization/34959
10948 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
10949 popcount and parity rtxes the same mode as their operand.
10950 Truncate or extend the result to the return value's mode
10953 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10956 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
10957 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
10958 to GOT_VERSION_REGNUM.
10959 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
10960 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
10961 * config/mips/mips.c (mips_emit_call_insn): New function.
10962 (mips_call_tls_get_addr): Call mips_expand_call directly.
10963 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
10965 (mips16_build_call_stub): Likewise. Return the call insn or null.
10966 (mips_expand_call): Update the call to mips16_build_call_stub
10967 accordingly and a remove redundant condition. Assert that MIPS16
10968 stubs do not use lazy binding. Use mips_emit_call_insn and return
10970 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
10972 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
10973 (mips_avoid_hazard): Remove hazard_set handling.
10974 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
10975 (UNSPEC_RESTORE_GP): ...this.
10976 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
10977 (FAKE_CALL_REGNO): Rename to...
10978 (GOT_VERSION_REGNUM): ...this.
10979 (type): Add "ghost" value. Add an associated insn reservation.
10980 (hazard_set): Remove.
10981 (exception_receiver): Rename to...
10982 (restore_gp): ...this and update the unspec identifier accordingly.
10983 (exception_receiver, nonlocal_got_receiver): New expanders.
10984 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
10985 FAKE_CALL_REGNO. Remove hazard_set attribute.
10986 (set_got_version, update_got_version): New patterns.
10988 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
10991 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
10993 2008-01-25 Joseph Myers <joseph@codesourcery.com>
10996 * doc/install.texi2html: Generate gcc-vers.texi.
10998 2008-01-25 DJ Delorie <dj@redhat.com>
11000 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
11002 2008-01-25 Joseph Myers <joseph@codesourcery.com>
11004 * config/c4x: Remove directory.
11005 * config.gcc (crx-*, mt-*): Mark obsolete.
11006 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
11007 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
11008 sh-*-rtemscoff*): Remove cases.
11009 * defaults.h (C4X_FLOAT_FORMAT): Remove.
11010 * real.c (encode_c4x_single, decode_c4x_single,
11011 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
11012 c4x_extended_format): Remove.
11013 * real.h (c4x_single_format, c4x_extended_format): Remove.
11014 * doc/extend.texi (interrupt, naked): Remove mention of attributes
11016 (Pragmas): Remove comment about c4x pragmas.
11017 * doc/install.texi (c4x): Remove target-specific instructions.
11018 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
11019 * doc/md.texi (Machine Constraints): Remove C4x documentation.
11020 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
11021 refer to C4x source files as examples.
11022 (C4X_FLOAT_FORMAT): Remove documentation.
11024 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
11026 * config/bfin/bfin.c (override_options): Reorder tests so that
11027 flag_pic gets enabled for -msep-data.
11029 2008-01-25 Richard Guenther <rguenther@suse.de>
11031 PR middle-end/32244
11032 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
11033 to its bitfield precision if required.
11035 2008-01-25 Jakub Jelinek <jakub@redhat.com>
11037 PR middle-end/33880
11038 * tree-nested.c (walk_omp_for): New function.
11039 (convert_nonlocal_reference, convert_local_reference): Call
11040 walk_omp_for on OMP_FOR.
11041 (convert_call_expr): Call walk_body on OMP_FOR's
11042 OMP_FOR_PRE_INIT_BODY.
11044 2008-01-25 Richard Guenther <rguenther@suse.de>
11046 PR tree-optimization/34966
11047 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
11048 default defs and PHI_NODEs we have to insert after the
11049 defining statement.
11051 2008-01-24 Nick Clifton <nickc@redhat.com>
11053 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
11054 Provide a default definition.
11055 (LIBGCC2_UNITS_PER_WORD): Likewise.
11057 * config/stormy16/stormy16.c: Include df.h for the prototype
11058 for df_regs_ever_live_p.
11059 (xstormy16_expand_builtin_va_start): Convert the stack offset
11060 into a component_ref and then use POINTER_PLUS_EXPR to add it
11061 to the incoming_virtual_args_rtx.
11062 (xstormy16_gimplify_va_arg_expr): Rename to
11063 xstormy16_gimplify_va_arg_expr.
11064 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
11065 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
11066 xstormy16_gimplify_va_arg_expr.
11067 Fix up some formatting issues.
11069 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
11070 Move to predicates.md.
11071 (xs_hi_general_operand): Likewise.
11072 (xs_hi_nonmemory_operand): Likewise.
11073 * config/stormy16/predicates.md:
11074 (xstormy16_carry_plus_operand): New predicate.
11075 (xs_hi_general_operand): New predicate.
11076 (xs_hi_nonmemory_operand): New predicate.
11077 * config/stormy16/stormy16-protos.h:
11078 (xstormy16_carry_plus_operand): Delete prototype.
11079 (xs_hi_general_operand): Likewise.
11080 (xs_hi_nonmemory_operand): Likewise.
11082 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
11083 modifiers as they are no longer needed and they can trigger
11084 reload spill failures.
11086 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
11087 with a match_operand in order to help reload.
11089 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
11090 constraint with 'e' for the 8th alternative as this version of
11091 the mov.w instruction only accepts the lower 8 registers.
11093 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
11096 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
11097 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
11100 2008-01-25 Jakub Jelinek <jakub@redhat.com>
11102 PR middle-end/33333
11103 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
11105 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
11107 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
11109 (remove_structure): Update allocations list before removing structure.
11111 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
11113 * ipa-struct-reorg.c (is_safe_cond_expr,
11114 create_new_stmts_for_cond_expr): Use integer_zerop function,
11115 that recognize not only zero-pointer, but zero-integer too.
11117 2008-01-25 Ben Elliston <bje@au.ibm.com>
11120 * fixproto: Escape "." in sed expression that strips leading "./".
11122 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
11125 * gcc.c (SWITCH_OK): Removed.
11126 (SWITCH_LIVE): Changed to bit.
11127 (SWITCH_FALSE): Likewise.
11128 (SWITCH_IGNORE): Likewise.
11129 (switchstr): Change live_cond to unsigned int.
11130 (process_command): Replace SWITCH_OK with 0.
11131 (do_self_spec): Likewise.
11132 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
11133 (give_switch): Likewise.
11134 (used_arg): Likewise.
11135 (do_spec_1): Set the SWITCH_IGNORE bit.
11136 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
11137 bits. Set the SWITCH_LIVE bit.
11139 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
11141 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
11143 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
11145 PR tree-optimization/34472
11146 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
11147 parameter to a "bool *" and set *DATA to false if there is
11148 an unsafe access. Do not delete the structure here.
11149 (check_cond_exprs): Delete it here instead.
11150 (check_cond_exprs, exclude_cold_structs): Do not increase
11151 I when removing a structure.
11153 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
11156 * config/i386/i386.c (ix86_expand_vector_init): Consider only
11157 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
11159 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
11161 PR middle-end/34934
11162 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
11163 a fixed vector for stack.
11165 2008-01-24 Ben Elliston <bje@au.ibm.com>
11168 * doc/gcc.texi (Software development): Add a direntry for g++.
11170 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
11172 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
11173 stale and straggling -fforce-addr comments above.
11175 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
11177 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
11178 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
11180 2008-01-23 Michael Matz <matz@suse.de>
11183 * dwarf2out.c (force_type_die): Use modified_type_die instead of
11186 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
11188 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
11189 malloc result type.
11191 2008-01-23 Anatoly Sokolov <aesok@post.ru>
11193 * config/avr/avr.c (avr_current_arch): New variable.
11194 (avr_arch_types): Add 'avr31' and 'avr51' entries.
11195 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
11196 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
11197 (avr_override_options): Init 'avr_current_arch'.
11198 (base_arch_s): Move from here...
11199 * config/avr/avr.h (base_arch_s): ... here. Add new members
11200 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
11201 'mega' to 'have_jmp_call'.
11202 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
11203 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
11205 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
11207 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11208 MULTILIB_MATCHES): (Ditto.).
11210 2008-01-23 Richard Guenther <rguenther@suse.de>
11212 PR middle-end/31529
11213 * cgraphunit.c (cgraph_reset_node): Always mark the node
11214 not reachable if it is not queued already.
11216 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
11218 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
11219 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
11220 (cputype_selected): New static variable.
11221 (bfin_handle_option): Set it if -mcpu is used.
11222 (override_option): Select default set of workarounds if no cpu type
11223 selected on the command line.
11224 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
11226 From Michael Frysinger <michael.frysinger@analog.com>
11227 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
11228 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
11230 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
11231 for bf547, bf523, bf524, and bf526.
11232 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
11234 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11235 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
11236 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
11237 __ADSPBF547__ and __ADSPBF54x__ for bf547.
11238 * doc/invoke.texi (Blackfin Options): Document that
11239 -mcpu now accept bf547, bf523, bf524, and bf526.
11241 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
11243 PR rtl-optimization/34628
11244 * combine.c (try_combine): Stop and undo after the first combination
11245 if an autoincrement side-effect on the first insn has effectively
11248 2008-01-22 David Edelsohn <edelsohn@gnu.org>
11251 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
11252 Offset addresses are not valid for Altivec or paired float modes.
11254 2008-01-22 Jakub Jelinek <jakub@redhat.com>
11257 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
11258 if DECL_INITIAL (decl) is error_mark_node.
11261 * c-common.c (handle_vector_size_attribute): Only allow
11262 integral, scalar float and fixed point types. Handle OFFSET_TYPE
11263 the same way as pointer, array etc. types.
11264 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
11267 * tree.c (build_type_attribute_qual_variant): Call
11268 build_qualified_type if attributes are equal, but quals are not.
11270 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11273 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
11274 * flags.h (warn_strict_aliasing): Remove.
11275 (warn_strict_overflow): Remove.
11276 * opts.c (warn_strict_aliasing): Remove.
11277 (warn_strict_overflow): Remove.
11278 * c-opts.c (c_common_handle_option): -Wall only sets
11279 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
11280 (c_common_post_options): Give default values to -Wstrict-aliasing
11281 and -Wstrict-overflow if they are uninitialized.
11282 * common.opt (Wstrict-aliasing): Specify Var and Init.
11283 (Wstrict-overflow): Likewise.
11285 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
11287 PR rtl-optimization/26854
11288 PR rtl-optimization/34400
11289 PR rtl-optimization/34884
11290 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
11292 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
11293 (df_rd_bb_info.expanded_lr_out): Deleted
11294 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
11295 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
11296 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11297 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11298 Removed code to allocate, initialize or free expanded_lr_out.
11299 (df_rd_bb_local_compute_process_def): Restructured to make more
11301 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
11302 sets if the sets are being trimmed.
11304 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
11307 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
11308 (as_vers): Likewise.
11309 * configure: Regenerated.
11311 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11313 PR middle-end/33092
11314 * tree-pass.h (pass_build_alias): New pass.
11315 * tree-ssa-alias.c (gate_build_alias): New.
11316 (pass_build_alias): New.
11317 * passes.c (init_optimization_passes): Add pass_build_alias after
11318 pass_create_structure_vars.
11320 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
11322 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
11323 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
11324 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
11325 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
11326 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
11327 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
11328 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
11329 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
11330 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
11331 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
11332 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
11333 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
11334 * config/s390/s390.md (FP_ALL): New mode iterator.
11335 (_d): New mode attribute.
11336 ("*signbit<mode>2>"): Changed mode of first operand.
11337 ("isinf<mode>2"): Changed mode of first operand.
11338 ("*TDC_insn"): Adaptation for DFP modes.
11340 2008-01-22 Ben Elliston <bje@au.ibm.com>
11342 * tree.c (check_qualified_type): Improve function description.
11344 2008-01-21 Jason Merrill <jason@redhat.com>
11347 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
11348 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
11351 2008-01-21 DJ Delorie <dj@redhat.com>
11353 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
11356 2008-01-21 Richard Guenther <rguenther@suse.de>
11358 PR middle-end/34856
11359 * tree-cfg.c (verify_expr): Allow all invariant expressions
11360 instead of just constant class ones as reference argument.
11361 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
11362 like any other constant.
11363 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
11365 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
11367 * regmove.c (fixup_match_1): Update call crossed frequencies.
11369 2008-01-21 Richard Guenther <rguenther@suse.de>
11372 * tree-inline.c (setup_one_parameter): Deal with mismatched
11373 types using a VIEW_CONVERT_EXPR.
11375 2008-01-21 Alon Dayan <alond@il.ibm.com>
11376 Olga Golovanevsky <olga@il.ibm.com>
11378 PR tree-optimization/34701
11379 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
11380 when the structure size is not a power of 2.
11382 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
11384 * doc/install.texi: Add doc for --enable-checking=df.
11386 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
11388 PR rtl-optimization/34808
11389 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
11391 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11393 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
11396 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11398 PR rtl-optimization/26854
11399 PR rtl-optimization/34400
11400 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
11402 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
11403 (df_rd_bb_info.expanded_lr_out): New.
11404 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
11405 * loop_iv.c (iv_analysis_loop_init): Ditto.
11406 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11407 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11408 Added code to allocate, initialize or free expanded_lr_out.
11409 (df_rd_bb_local_compute_process_def): Restructured to make
11410 more understandable.
11411 (df_rd_confluence_n): Add code to do nothing with fake edges and
11412 code to no apply invalidate_by_call sets if the sets are being trimmed.
11413 (df_lr_local_finalize): Renamed to df_lr_finalize.
11414 (df_live_local_finalize): Renamed to df_live_finalize.
11416 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11419 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
11420 deciding whether to use reciprocal instructions.
11422 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
11424 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
11425 dwarf2out_note_section_used if cold_text_section is NULL.
11427 2008-01-19 Jakub Jelinek <jakub@redhat.com>
11429 PR gcov-profile/34610
11430 * tree-cfg.c (make_edges): Mark both outgoing edges from
11431 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
11432 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
11433 from OMP_FOR and OMP_CONTINUE outgoing edges.
11435 * tree-profile.c (tree_profiling): Return early if
11436 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
11438 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
11439 from cfun to child_cfun.
11440 * function.h (struct function): Add after_tree_profile bit.
11442 2008-01-19 Anatoly Sokolov <aesok@post.ru>
11444 * config/avr/avr.S (_exit): Disable interrupt.
11446 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
11447 Steven Bosscher <stevenb.gcc@gmail.com>
11449 PR rtl-optimization/26854
11450 PR rtl-optimization/34400
11451 * df-problems.c (df_live_scratch): New scratch bitmap.
11452 (df_live_alloc): Allocate df_live_scratch when doing df_live.
11453 (df_live_reset): Clear the proper bitmaps.
11454 (df_live_bb_local_compute): Only process the artificial defs once
11455 since the order is not important.
11456 (df_live_init): Init the df_live sets only with the variables
11457 found live by df_lr.
11458 (df_live_transfer_function): Use the df_lr sets to prune the
11459 df_live sets as they are being computed.
11460 (df_live_free): Free df_live_scratch.
11462 2008-01-18 Ian Lance Taylor <iant@google.com>
11464 * common.opt: Add fmerge-debug-strings.
11465 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
11466 flag_merge_debug_strings rather than flag_merge_constants.
11467 * doc/invoke.texi (Option Summary): Mention
11468 -fmerge-debug-strings.
11469 (Debugging Options): Document -fmerge-debug-strings.
11471 2008-01-18 Ian Lance Taylor <iant@google.com>
11474 * tree.h (DECL_IS_OPERATOR_NEW): Define.
11475 (struct tree_function_decl): Add new field operator_new_flag.
11476 * tree-inline.c (expand_call_inline): When inlining a call to
11477 operator new, force the return value to go into a variable, and
11478 set DECL_NO_TBAA_P on that variable.
11479 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
11481 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
11484 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
11485 DWARF2_DEBUGGING_INFO.
11486 (dwarf2out_note_section_used): Ditto. Add prototype.
11487 (have_multiple_function_sections, text_section_used,
11488 cold_text_section_used, *cold_text_sections): Move declarations
11491 2008-01-17 Bob Wilson <bob.wilson@acm.org>
11493 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
11494 field and add signal_ra.
11495 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
11496 assignments to frame state pc. Move end of stack check after
11497 MD_FALLBACK_FRAME_STATE_FOR.
11498 (uw_update_context_1): Use frame state signal_regs if set, instead
11499 of checking signal_frame flag.
11500 (uw_update_context): Use frame state signal_ra if set.
11501 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
11502 * config/xtensa/linux-unwind.h: New file.
11504 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
11506 * modulo-sched.c (get_sched_window): Fix comment typo.
11508 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
11510 PR tree-optimization/34648
11511 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
11513 2008-01-17 Anatoly Sokolov <aesok@post.ru>
11515 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
11516 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
11518 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
11520 PR rtl-optimization/34400
11521 * df-core.c (df_worklist_dataflow_overeager,
11522 df_worklist_dataflow_doublequeue): New functions.
11523 (df_worklist_dataflow): Two different worklist solvers.
11524 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
11527 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11530 * doc/invoke.texi: Document the dependence on pthread for fopenmp
11531 and ftree-parallelize-loops.
11533 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
11535 PR rtl-optimization/34826
11536 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
11538 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
11540 * global.c (find_reg): Mark the eh regs as used if necessary.
11541 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
11542 * ra.h (struct allocno): no_eh_reg field added. Changed
11543 no_stack_reg type to bitfield.
11545 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
11547 * tree.c (substitute_in_expr): Add missing 'break'.
11549 2008-01-17 Richard Guenther <rguenther@suse.de>
11551 PR tree-optimization/34825
11552 * tree-ssa-math-opts.c (is_division_by): Do not recognize
11553 x / x as division to handle.
11555 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11557 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
11558 "-pthread" is specified.
11559 * pa-hpux11.h (LIB_SPEC): Likewise.
11561 2008-01-16 Janis Johnson <janis187@us.ibm.com>
11562 Peter Bergner <bergner@vnet.ibm.com>
11564 PR rtl-optimization/33796
11565 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
11567 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11569 PR libgfortran/34699
11570 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
11572 * pa-hpux10.h (LINK_SPEC): Likewise.
11573 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
11575 2008-01-16 Richard Guenther <rguenther@suse.de>
11577 PR middle-end/32628
11578 * fold-const.c (fold_convert_const_int_from_int): Do not
11579 set overflow if that occured only because of a sign extension
11580 change when converting from/to a sizetype with the same
11581 precision and signedness.
11583 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
11586 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
11587 location address to the correct place. Update copyright year.
11589 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11591 * lambda-code.c (lambda_transform_legal_p): Handle the case of
11592 no dependences in the dependence_relations vector.
11594 2008-01-16 Jan Hubicka <jh@suse.cz>
11596 PR rtl-optimization/31396
11597 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
11598 * cfg.c (dump_reg_info): Print it.
11599 * regs.h (struct reg_info_t): add freq_calls_crossed.
11600 (REG_FREQ_CALLS_CROSSED): New macro.
11601 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
11602 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
11603 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
11604 regmove_optimize): Update call crossed frequencies.
11605 * local-alloc.c (struct qty): Add freq_calls_crossed.
11606 (alloc_qty): Copute freq_calls_crossed.
11607 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
11608 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
11609 * ra.h (struct allocno): Add freq_calls_crossed.
11611 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11613 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
11614 libgomp when compiling with ftree-parallelize-loops.
11615 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
11617 2008-01-16 Richard Guenther <rguenther@suse.de>
11619 PR tree-optimization/34769
11620 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
11621 * tree.c (int_cst_value): Instead make this function more
11622 permissive in what it accepts as valid input. Document this
11623 function always sign-extends the value.
11625 2008-01-16 Jakub Jelinek <jakub@redhat.com>
11626 Richard Guenther <rguenther@suse.de>
11629 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
11630 (gimple_fold_indirect_ref_rhs): ... this.
11631 (gimple_fold_indirect_ref): New function with foldings
11632 that preserve lvalueness.
11633 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
11634 * tree-flow.h (gimple_fold_indirect_ref): Declare.
11635 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
11636 to fold an INDIRECT_REF, fall back to the old use of
11637 fold_indirect_ref_1.
11639 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11641 * tree-data-ref.c (subscript_dependence_tester_1): Call
11642 free_conflict_function.
11643 (compute_self_dependence): Same.
11645 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
11648 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
11649 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
11651 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
11652 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
11653 for DWARF2_UNWIND_INFO targets.
11655 2008-01-16 Richard Guenther <rguenther@suse.de>
11658 * c-typeck.c (common_pointer_type): Do not merge inconsistent
11659 type qualifiers for function types.
11661 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
11663 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
11664 loop_iterator li from previous commit.
11666 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
11668 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
11670 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
11672 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
11673 (parallelize_loops): Don't parallelize irreducible components.
11675 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11678 * c-opts (c_common_post_options): Do not enable CPP
11679 flag_pedantic_errors by default.
11681 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
11683 PR rtl-optimization/31944
11684 * cse.c (remove_pseudo_from_table): New function.
11685 (merge_equiv_classes): Use above function to remove pseudo-registers.
11686 (invalidate): Likewise.
11688 2008-01-13 Richard Guenther <rguenther@suse.de>
11690 PR middle-end/34601
11691 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
11692 instead of TYPE_MODE to deal with calls from expand_one_error_var.
11694 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
11696 * gcse.c (cprop_jump): Call validate_unshare_change instead of
11697 validate_change to unshare the source of the PC set.
11699 2008-01-12 Jan Hubicka <jh@suse.cz>
11701 PR middle-end/32135
11702 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
11703 references above array bounds. This might trigger bounds checks for
11704 pointers to arrays.
11706 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
11708 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
11709 new_replaceable_dependencies.
11711 2008-01-12 Doug Kwan <dougkwan@google.com>
11713 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
11714 instead of OPT_Wreturn_type in warning due to ignored return type
11716 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
11717 options included in -Wextra.
11718 * c.opt: New option -Wignored_qualifiers.
11719 * doc/invoke.texi (Warning Options, -Wextra): Add new option
11720 -Wignore_qualifiers.
11721 (-Wignored-qualifiers): Document.
11722 (-Wreturn-type): Remove description of functionality now handled
11723 by -Wignored-qualifiers.
11725 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
11728 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
11729 NOP_EXPR if it is between integral types with the same precision.
11731 2008-01-12 Jan Hubicka <jh@suse.cz>
11734 * invoke.texi (max-inline-recursive-depth): Fix default value.
11736 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
11738 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
11741 2008-01-11 Bob Wilson <bob.wilson@acm.org>
11743 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
11745 2008-01-11 James E. Wilson <wilson@specifix.com>
11748 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
11750 2008-01-11 Anatoly Sokolov <aesok@post.ru>
11752 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
11753 save/restore frame pointer register and don't use 'call-prologues'
11754 optimization in function with "OS_task" attribute.
11756 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
11758 PR middle-end/31309
11759 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
11760 when copying to memory.
11762 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
11764 PR rtl-optimization/30905
11765 * cfgcleanup.c: Include dce.h
11766 (crossjumps_occured): New global variable.
11767 (try_crossjump_bb): Exit loop after finding a fallthru edge.
11768 If something changed, set crossjumps_occured to true.
11769 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
11770 Don't add/remove fake edges to exit here...
11771 (cleanup_cfg): ...but do it here, when crossjumping.
11772 Run a fast DCE when successful crossjumps occured in the latest
11773 iteration of try_optimize_cfg.
11775 2008-01-11 Richard Guenther <rguenther@suse.de>
11777 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
11778 (struct vn_unary_op_s): Likewise.
11779 (vn_reference_insert): Free old reference on hash collision.
11781 2008-01-10 Raksit Ashok <raksit@google.com>
11783 PR rtl-optimization/27971
11784 * combine.c (find_split_point): Split PLUS expressions which are
11785 inside a MEM rtx, and whose first operand is complex.
11787 2008-01-10 DJ Delorie <dj@redhat.com>
11789 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
11790 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
11791 (m32c_hard_regno_ok): Call the underlying function.
11793 2008-01-10 Richard Guenther <rguenther@suse.de>
11795 PR middle-end/34683
11796 * tree-cfg.c (tree_merge_blocks): Do not go through the
11797 full-blown folding and stmt updating path if we just deal
11798 with virtual operands.
11799 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
11800 test for abnormal SSA_NAMEs.
11802 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
11804 PR middle-end/34641
11805 * reload.c (push_reload): Add assertions. All constants from
11806 reg_equiv_constant should have been used for replacing the respective
11808 (find_reloads_address): Invoke find_reloads_address_part for
11809 constant taken from the reg_equiv_constant array.
11811 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
11813 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
11814 field (valnum) the first in the struct. Replace bools with
11817 2008-01-10 Richard Guenther <rguenther@suse.de>
11819 PR tree-optimization/34651
11820 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
11821 types and ordering for masking and converting.
11823 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
11825 PR tree-optimization/34017
11826 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
11827 also for PHI_NODE expressions.
11829 2008-01-09 Jan Hubicka <jh@suse.cz>
11831 PR tree-optimization/34708
11832 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
11833 based on number of case labels.
11834 (init_inline_once): Remove switch_cost.
11835 * tree-inline.h (eni_weights_d): Remove switch_cost.
11837 2008-01-09 Richard Guenther <rguenther@suse.de>
11838 Andrew Pinski <andrew_pinski@playstation.sony.com>
11840 PR middle-end/30132
11841 * gimplify.c (gimplify_cond_expr): Do not create an addressable
11842 temporary if an rvalue is ok or an lvalue is not required.
11844 2008-01-09 Richard Guenther <rguenther@suse.de>
11846 PR middle-end/34458
11847 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
11848 adjust return type.
11850 2008-01-09 Richard Guenther <rguenther@suse.de>
11852 PR middle-end/34679
11853 * tree.c (host_integerp): Check for sizetype only if the
11854 type is an integer type.
11856 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
11859 * opts.c (decode_options): Disable inlining of functions called
11860 once if not in unit-at-a-time mode.
11862 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
11864 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
11866 2008-01-08 Richard Guenther <rguenther@suse.de>
11868 PR middle-end/31863
11869 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
11870 out early if the result will be unused.
11872 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
11877 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11878 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
11881 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
11883 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
11884 for vectorization tuned.
11886 2008-01-08 Richard Guenther <rguenther@suse.de>
11888 PR tree-optimization/34683
11889 * tree-ssa-operands.c (operand_build_cmp): Export.
11890 * tree-ssa-operands.h (operand_build_cmp): Declare.
11891 * tree-vn.c (vuses_compare): Remove.
11892 (sort_vuses): Use operand_build_cmp.
11893 (sort_vuses_heap): Likewise.
11894 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
11895 to re-use old VEC if available. Do not sort already sorted VUSEs.
11896 (vdefs_to_vec): Do not sort already sorted VDEFs.
11898 2008-01-08 Jakub Jelinek <jakub@redhat.com>
11900 PR middle-end/34694
11901 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
11903 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
11906 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
11907 limitations of reciprocal sequences on x86 targets.
11909 2008-01-08 Richard Guenther <rguenther@suse.de>
11911 PR tree-optimization/34683
11912 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
11914 2008-01-07 Jakub Jelinek <jakub@redhat.com>
11917 * config/darwin.c (darwin_mergeable_string_section): Don't use
11918 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
11920 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
11923 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
11924 negxf2. Macroize expander using X87MODEF mode iterator. Change
11925 predicates of op0 and op1 to register_operand.
11926 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
11927 expander using X87MODEF mode iterator. Change predicates of
11928 op0 and op1 to register_operand.
11929 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
11930 corresponding patterns and macroize using MODEF macro. Change
11931 predicates of op0 and op1 to register_operand and remove
11932 "m" constraint. Disparage "r" alternative with "!".
11933 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
11934 macroize using X87MODEF macro. Change predicates of op0 and op1
11935 to register_operand and remove "m" constraint. Disparage "r"
11936 alternative with "!".
11937 (absneg splitter with memory operands): Remove.
11938 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
11939 patterns and macroize using X87MODEF mode iterator.
11940 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
11941 Change predicate of op1 to register_operand.
11942 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
11943 for memory operands.
11945 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
11947 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
11949 2008-01-07 Richard Guenther <rguenther@suse.de>
11951 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
11954 2008-01-07 Richard Guenther <rguenther@suse.de>
11956 PR tree-optimization/34683
11957 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
11958 VOPs of the needed size to save memory. Use VEC_quick_push
11959 to save compile-time.
11960 (vdefs_to_vec): Likewise.
11962 2008-01-07 Sa Liu <saliu@de.ibm.com>
11964 * config/spu/spu.md (divdf3): Genetate inline code for double
11965 division. The implementation doesn't handle INF or NAN, therefore it
11966 only applies when -ffinite-math-only is given.
11968 2008-01-06 Paolo Carlini <pcarlini@suse.de>
11971 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
11972 * doc/cpp.texi ([Common Predefined Macros]): Document.
11974 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
11976 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
11977 order to use commutative addition instead of subtraction.
11979 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
11980 Mircea Namolaru <namolaru@il.ibm.com>
11981 Vladimir Yanovsky <yanov@il.ibm.com>
11982 Revital Eres <eres@il.ibm.com>
11984 PR tree-optimization/34263
11985 * tree-outof-ssa.c (process_single_block_loop_latch,
11986 contains_tree_r): New functions.
11987 (analyze_edges_for_bb): Call process_single_block_loop_latch
11988 function to empty single-basic-block latch block if possible.
11990 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11992 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
11994 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
11996 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
11998 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
12000 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
12002 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
12004 2008-01-05 Jakub Jelinek <jakub@redhat.com>
12006 PR tree-optimization/34618
12007 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
12010 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12013 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
12014 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
12015 Update copyright year.
12017 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
12018 Update copyright year.
12019 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
12022 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
12024 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
12025 edge does not point to current bb before changing need_assert.
12027 2008-01-04 Richard Guenther <rguenther@suse.de>
12029 PR middle-end/34029
12030 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
12031 for verifying purposes if they are is_gimple_min_invariant.
12033 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
12035 PR tree-optimization/34448
12036 PR tree-optimization/34465
12037 * gimplify.c (gimplify_init_constructor): Add new parameter
12038 notify_temp_creation. Use it.
12039 (gimplify_modify_expr_rhs): Take volatiles into account when
12040 optimizing constructors.
12041 Do not optimize constructors if gimplify_init_constructor will dump to
12043 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
12044 * gcc.c-torture/compile/pr34448.c: New.
12046 2008-01-04 Jakub Jelinek <jakub@redhat.com>
12048 PR gcov-profile/34609
12049 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
12050 return_slot if result is TREE_ADDRESSABLE.
12052 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
12054 * config/mips/mips.md (sqrt_condition): Tweak comment.
12055 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
12057 2008-01-03 Tom Tromey <tromey@redhat.com>
12060 * c-common.c (c_type_hash): Handle VLAs.
12062 2008-01-03 Jan Hubicka <jh@suse.cz>
12064 PR tree-optimization/31081
12065 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
12066 0 when inlining and not inlining to first basic block.
12067 (remap_decl): When var is initialized to 0, don't set default_def.
12068 (expand_call_inline): Set entry_bb.
12069 * tree-inline.h (copy_body_data): Add entry_bb.
12071 2008-01-03 Jakub Jelinek <jakub@redhat.com>
12074 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
12077 PR tree-optimization/29484
12078 * tree-inline.c (inline_forbidden_p_2): New function.
12079 (inline_forbidden_p): Disallow inlining if some static var
12080 has an address of a local LABEL_DECL in its initializer.
12081 * doc/extend.texi (Labels as Values): Document &&foo behaviour
12084 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
12086 PR tree-optimization/34635
12087 * tree-data-ref.c (add_other_self_distances): Make sure that the
12088 evolution step is constant.
12090 2008-01-03 Jakub Jelinek <jakub@redhat.com>
12092 PR middle-end/34608
12093 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
12095 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
12097 * tree-sra.c (scalarize_init): Insert the generate_element_init
12098 statements after the generate_element_zero statements.
12100 2008-01-02 Richard Guenther <rguenther@suse.de>
12102 PR middle-end/34093
12103 PR middle-end/31976
12104 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
12105 for very large number of operands instead of ICEing.
12107 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
12110 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
12111 while stack probing.
12113 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
12115 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
12118 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
12120 PR libmudflap/26442
12121 * tree-mudflap.c (mx_register_decls): Guard warning by
12122 !DECL_ARTIFICIAL check.
12124 2008-01-01 Jakub Jelinek <jakub@redhat.com>
12126 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
12127 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
12128 sse5_perm<mode>): Fix constraints.