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1 2008-06-10  Joseph Myers  <joseph@codesourcery.com>
2
3         * config/rs6000/rs6000.c (build_opaque_vector_type): Set
4         TYPE_CANONICAL for copied element type.
5
6 2008-06-10  Uros Bizjak  <ubizjak@gmail.com>
7
8         PR target/36473
9         * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
10         Add m_CORE2 and m_GENERIC.
11         * config/i386/predicates.md (bt_comparison_operator): New predicate.
12         * config/i386/i386.md (*btdi_rex64): New instruction pattern.
13         (*btsi): Ditto.
14         (*jcc_btdi_rex64): New instruction and split pattern.
15         (*jcc_btsi): Ditto.
16         (*jcc_btsi_1): Ditto.
17         (*btsq): Fix Intel asm dialect operand order.
18         (*btrq): Ditto.
19         (*btcq): Ditto.
20
21 2008-06-09  Andy Hutchinson  <hutchinsonandy@aim.com>
22
23         PR middle-end/36447
24         * simplify-rtx.c (simplify_subreg): Add check for shift count 
25         greater than size.
26
27 2008-06-09  Richard Sandiford  <rdsandiford@googlemail.com>
28
29         * doc/md.texi: Synchronize with later constraints.md change.
30         * longlong.h (umul_ppmm): Replace the MIPS asm implementation
31         with a C implementation.
32         * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
33         MFLO handling.
34         (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
35         (mips_split_doubleword_move): Use special MTHI and MFHI instructions
36         when moving to and from MD_REGNUM.
37         (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
38         Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
39         Handle byte and halfword moves.
40         (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
41         separately.
42         * config/mips/constraints.md (h): Turn into NO_REGS.
43         (l, x): Update documentation.
44         * config/mips/mips.md (UNSPEC_MFHILO): Delete.
45         (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
46         (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
47         (HILO): New mode iterator.
48         (MOVE128): Add TI.
49         (any_div): New code iterator.
50         (u): Extend code attribute to div and udiv.
51         (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
52         d_operand in the splitters.  Remove redundant CONST_INT checks.
53         (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
54         (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
55         (*muls): Remove "=h" clobbers.  Adjust peephole2s and define_splits
56         accordingly, using normal moves instead of unspecs to move LO into
57         a GPR.  Use d_operand and lo_operand instead of *_REG_P checks.
58         (<u>mulsidi3): Handle expansion in C code.
59         (<u>mulsidi3_32bit_internal): Rename to...
60         (<u>mulsidi3_32bit): ...this.
61         (<u>mulsidi3_32bit_r4000): Fix insn separator.
62         (*<u>mulsidi3_64bit): Rename to...
63         (<u>mulsidi3_64bit): ...this.  Combine DImode "=h" and "=l" clobbers
64         into a TImode "=x" clobber.  In the split, use an UNSPEC_SET_HILO
65         to set LO and HI to the multiplication result.  Use a normal move
66         for MFLO and an unspec for MFHI.
67         (*<u>mulsidi3_64bit_parts): Replace with...
68         (<u>mulsidi3_64bit_hilo): ...this new instruction.
69         (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
70         (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
71         and extend it to TARGET_FIX_R4000.  Store the destination in a GPR
72         instead of HI.  Split the instruction into a separate multiplication
73         and MFHI if !TARGET_FIX_R4000.
74         (<su>muldi3_highpart): Likewise.
75         (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
76         and the "=h" clobber.
77         (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
78         (<u>mulditi3): New expander.
79         (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
80         (madsi): Remove "=h" clobber.
81         (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
82         Force the modulus result to be a GPR and split the instruction into
83         a division followed by an MFHI after reload.
84         (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
85         (*lea_high64): Use d_operand in the define_peephole2.  Likewise
86         the MIPS16 HIGH define_split.
87         (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
88         of acc<->gpr moves to "multi".
89         (*movdi_64bit): Replace the single "x" alternative with
90         alternatives for moving into and out of "a".
91         (*movhi_internal, *movqi_internal): Likewise.  Use mips_output_move.
92         (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
93         (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
94         Use d_operand in the splitters.  Remove redundant CONST_INT checks.
95         (*movhi_mips16, *movqi_mips16): Likewise.  Use mips_output_move.
96         (movti): New expander.
97         (*movti, *movti_mips16): New insns.
98         (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
99         (mfhi<GPR:mode>_<HILO:mode>): New pattern.
100         (mthi<GPR:mode>_<HILO:mode>): Likewise.
101         * config/mips/predicates.md (fpr_operand): Delete.
102         (d_operand): New predicate.
103
104 2008-06-09  Michael Meissner  <michael.meissner@amd.com>
105
106         * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
107         failure on some Bourne shells.
108         (x86_64-*-*): Ditto.
109
110 2008-06-09  Kai Tietz  <kai.tietz@onevision.com>
111
112         * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
113
114 2008-06-09  Eric Botcazou  <ebotcazou@libertysurf.fr>
115
116         * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
117         (sparc-sun-solaris2*): Likewise.
118
119 2008-06-09  Arnaud Charlet  <charlet@adacore.com
120
121         * doc/install.texi: Update requirements to build the Ada compiler.
122
123 2008-06-08  Steven Bosscher  <stevenb.gcc@gmail.com>
124
125         * df-scan.c (struct df_scan_problem_data): Remove the
126         mw_link_pool alloc pool.
127         (df_scan_free_internal): Don't free it.
128         (df_scan_alloc): Don't allocate it.
129         * df.h (struct df_link): Update comment.
130
131 2008-06-08  Nathan Sidwell  <nathan@codesourcery.com>
132
133         * except.h: Correct checks for when SJLJ exceptions must be used.
134
135 2008-06-08  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
136
137         * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
138         default.
139         
140 2008-06-08  Joseph Myers  <joseph@codesourcery.com>
141
142         PR tree-optimization/36218
143         * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
144         configure for the build system.
145         (BUILD_LDFLAGS): Define.
146         * configure: Regenerate.
147         * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
148
149 2008-07-08  Anatoly Sokolov  <aesok@post.ru>
150
151         PR target/36424
152         * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
153         * config/avr/avr.c (avr_hard_regno_rename_ok): New function. 
154         * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype. 
155
156 2008-06-07  Danny Smith  <dannysmith@users.sourceforge.net>
157
158         * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
159
160 2008-06-07  Joseph Myers  <joseph@codesourcery.com>
161
162         * config.gcc (Obsolete configurations): Remove list of
163         configurations.
164         (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
165         *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*.  Remove other
166         targets matched by those patterns.
167         (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
168         m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
169         alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
170         arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
171         hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
172         i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
173         i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
174         i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
175         i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
176         mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
177         powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
178         powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
179         strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
180         vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
181         i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
182         Make code for Solaris 7 and greater unconditional for Solaris.
183         (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
184         Remove --with-* handling.
185         * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
186         (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
187         ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
188         LINK_OS_WINDISS_SPEC): Remove.
189         * config/rs6000/sysv4.opt (mwindiss): Remove.
190         * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
191         * configure: Regenerate.
192         * doc/cpp.texi: Don't mention BeOS.
193         * doc/extend.texi (interrupt): Don't mention MS1.
194         * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
195         m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
196         alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
197         i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
198         powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
199         Remove.
200         * doc/invoke.texi (MT Options): Remove.
201         (-mwindiss): Remove.
202         (CRIS Options): Remove cris-axis-aout references.
203         (HPPA Options): Don't mention hppa1.1-*-pro.
204         * doc/md.texi: (MorphoTech family): Remove.
205         * libgcc2.c: Don't handle UWIN.
206         * config/alpha/t-unicosmk: Remove.
207         * config/alpha/unicosmk.h: Remove.
208         * config/arm/kaos-arm.h: Remove.
209         * config/arm/kaos-strongarm.h: Remove.
210         * config/arm/strongarm-coff.h: Remove.
211         * config/arm/strongarm-elf.h: Remove.
212         * config/arm/strongarm-pe.h: Remove.
213         * config/arm/t-strongarm-pe: Remove.
214         * config/arm/t-xscale-coff: Remove.
215         * config/arm/t-xscale-elf: Remove.
216         * config/arm/xscale-coff.h: Remove.
217         * config/arm/xscale-elf.h: Remove.
218         * config/chorus.h: Remove.
219         * config/cris/aout.h: Remove.
220         * config/cris/aout.opt: Remove.
221         * config/cris/t-aout: Remove.
222         * config/i386/beos-elf.h: Remove.
223         * config/i386/kaos-i386.h: Remove.
224         * config/i386/ptx4-i.h: Remove.
225         * config/i386/sco5.h: Remove.
226         * config/i386/sco5.opt: Remove.
227         * config/i386/sysv4-cpp.h: Remove.
228         * config/i386/sysv5.h: Remove.
229         * config/i386/t-beos: Remove.
230         * config/i386/t-sco5: Remove.
231         * config/i386/t-uwin: Remove.
232         * config/i386/uwin.asm: Remove.
233         * config/i386/uwin.h: Remove.
234         * config/kaos.h: Remove.
235         * config/mips/windiss.h: Remove.
236         * config/mt: Remove directory.
237         * config/pa/pa-osf.h: Remove.
238         * config/pa/pa-pro-end.h: Remove.
239         * config/pa/t-pro: Remove.
240         * config/ptx4.h: Remove.
241         * config/rs6000/beos.h: Remove.
242         * config/rs6000/kaos-ppc.h: Remove.
243         * config/rs6000/t-beos: Remove.
244         * config/rs6000/windiss.h: Remove.
245         * config/sh/kaos-sh.h: Remove.
246         * config/sol2-6.h: Remove.
247         * config/sparc/sol26-sld.h: Remove.
248         * config/sparc/sysv4-only.h: Remove.
249         * config/vax/bsd.h: Remove.
250         * config/vax/t-memfuncs: Remove.
251         * config/vax/ultrix.h: Remove.
252         * config/vax/vaxv.h: Remove.
253         * config/windiss.h: Remove.
254
255 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
256
257         PR rtl-optimization/36438
258         * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
259         for vector shifts with constant scalar shift operands.
260
261 2008-06-06  Sandip Matte  <sandip@rmicorp.com>
262
263         * doc/invoke.texi: Document -march=xlr.
264         * config/mips/xlr.md: New file.
265         * config/mips/mips.md: Include it.
266         (cpu): Add "xlr".
267         * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
268         * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
269         (mips_rtx_cost_data): Likewise.
270
271 2008-06-06  Nathan Froyd  <froydnj@codesourcery.com>
272
273         * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
274         PRE_INC and PRE_DEC cases.
275
276 2008-06-06  Jakub Jelinek  <jakub@redhat.com>
277
278         PR rtl-optimization/36419
279         * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
280         the emitting jump insn.
281
282         PR target/36362
283         * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
284         is not bool, boolify the whole *expr_p and convert to the desired type.
285
286 2008-06-06  Jakub Jelinek  <jakub@redhat.com>
287
288         * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
289         * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
290         Add omp_private_outer_ref hook, add another argument to
291         omp_clause_default_ctor hook.
292         * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
293         (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
294         (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
295         hook_tree_tree_tree_tree_null.
296         (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
297         LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
298         * hooks.c (hook_tree_tree_tree_tree_null): New function.
299         * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
300         * tree.def (OMP_TASK): New tree code.
301         * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
302         OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
303         OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
304         OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
305         OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
306         OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
307         OMP_CLAUSE_COLLAPSE_EXPR): Define.
308         (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
309         (OMP_DIRECTIVE_P): Add OMP_TASK.
310         (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
311         (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
312         * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
313         and OMP_CLAUSE_UNTIED entries.
314         (omp_clause_num_ops): Likewise.  Increase OMP_CLAUSE_LASTPRIVATE
315         num_ops to 2.
316         (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
317         Walk OMP_CLAUSE_LASTPRIVATE_STMT.
318         * tree-pretty-print.c (dump_omp_clause): Handle
319         OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
320         OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
321         (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
322         * c-omp.c (c_finish_omp_for): Allow pointer iterators.  Remove
323         warning about unsigned iterators.  Change decl/init/cond/incr
324         arguments to TREE_VECs, check arguments for all collapsed loops.
325         (c_finish_omp_taskwait): New function.
326         (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
327         ws_clauses.
328         * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops.  Call
329         default_function_array_conversion on init.  Add par_clauses argument.
330         If decl is present in parallel's lastprivate clause, change it to
331         shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
332         Add clauses argument, on success set OMP_FOR_CLAUSES to it.  Look up
333         collapse count in clauses.
334         (c_parser_omp_for, c_parser_omp_parallel): Adjust
335         c_parser_omp_for_loop callers.
336         (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
337         (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
338         (c_parser_omp_clause_name): Handle collapse and untied clauses.
339         (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
340         functions.
341         (c_parser_omp_clause_schedule): Handle schedule(auto).
342         Include correct location in the error message.
343         (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
344         and PRAGMA_OMP_CLAUSE_UNTIED.
345         (OMP_TASK_CLAUSE_MASK): Define.
346         (c_parser_omp_task, c_parser_omp_taskwait): New functions.
347         (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
348         * tree-nested.c (convert_nonlocal_omp_clauses,
349         convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
350         OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
351         OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
352         Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
353         OMP_CLAUSE_DECL.
354         (conver_nonlocal_reference, convert_local_reference,
355         convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL.  Use
356         OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
357         (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
358         * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
359         * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
360         * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
361         (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
362         * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
363         (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
364         OMP_CLAUSE_UNTIED.
365         * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
366         * c-common.h (c_finish_omp_taskwait): New prototype.
367         * gimple-low.c (lower_stmt): Handle OMP_TASK.
368         * tree-parloops.c (create_parallel_loop): Create 1 entry
369         vectors for OMP_FOR_{INIT,COND,INCR}.
370         * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
371         (make_edges): Handle OMP_TASK.
372         * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
373         loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
374         * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
375         * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
376         BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
377         BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
378         BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
379         BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
380         * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
381         BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
382         BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
383         BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
384         BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
385         BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
386         BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
387         BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
388         BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
389         BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
390         BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
391         BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
392         BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
393         BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
394         BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
395         BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
396         BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
397         * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
398         handle POINTER_PLUS_EXPR.  If loop counter has been replaced and
399         original iterator is present in lastprivate clause or if
400         collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT.  Handle collapsed
401         OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
402         (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
403         (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
404         (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
405         if it is set, lookup var in outer contexts too.  Handle
406         OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.  Handle vars that are supposed
407         to be implicitly determined firstprivate for task regions.
408         (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
409         if it is set, lookup var in outer contexts too.  Set
410         OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
411         Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
412         OMP_CLAUSE_UNTIED.  Take region_type as last argument
413         instead of in_parallel and in_combined_parallel.
414         (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
415         Adjust callers.
416         (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
417         GOVD_PRIVATE_OUTER_REF is set.  Call omp_finish_clause langhook.
418         (new_omp_context): Set default_kind to
419         OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
420         (omp_region_type): New enum.
421         (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
422         fields, add region_type.
423         (new_omp_context): Take region_type as argument instead of is_parallel
424         and is_combined_parallel.
425         (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
426         omp_is_private, omp_check_private): Adjust ctx->is_parallel and
427         ctx->is_combined_parallel checks.
428         (gimplify_omp_task): New function.
429         (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
430         OMP_CLAUSE_UNTIED.
431         * omp-low.c (extract_omp_for_data): Use schedule(static)
432         for schedule(auto).  Handle pointer and unsigned iterators.
433         Compute fd->iter_type.  Handle POINTER_PLUS_EXPR increments.
434         Add loops argument.  Extract data for collapsed OMP_FOR loops.
435         (expand_parallel_call): Assert sched_kind isn't auto,
436         map runtime schedule to index 3.
437         (struct omp_for_data_loop): New type.
438         (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
439         Add loop, loops, collapse and iter_type fields.
440         (workshare_safe_to_combine_p): Disallow combined for if
441         iter_type is unsigned long long.  Don't combine collapse > 1 loops
442         unless all bounds and steps are constant.  Adjust extract_omp_for_data
443         caller.
444         (expand_omp_for_generic): Handle pointer, unsigned and long long
445         iterators.  Handle collapsed OMP_FOR loops.  Adjust
446         for struct omp_for_data changes.  If libgomp function doesn't return
447         boolean_type_node, add comparison of the return value with 0.
448         (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
449         pointer, unsigned and long long iterators.  Adjust for struct
450         omp_for_data changes.
451         (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
452         to index 3.  Use GOMP_loop_ull*{start,next} if iter_type is
453         unsigned long long.  Allocate loops array, pass it to
454         extract_omp_for_data.  For collapse > 1 loops use always
455         expand_omp_for_generic.
456         (omp_context): Add sfield_map and srecord_type fields.
457         (is_task_ctx, lookup_sfield): New functions.
458         (use_pointer_for_field): Use is_task_ctx helper.  Change first
459         argument's type from const_tree to tree.  Clarify comment.
460         In OMP_TASK disallow copy-in/out sharing.
461         (build_sender_ref): Call lookup_sfield instead of lookup_field.
462         (install_var_field): Add mask argument.  Populate both record_type
463         and srecord_type if needed.
464         (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
465         in srecord_type.
466         (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
467         and DECL_FIELD_OFFSET.
468         (scan_sharing_clauses): Adjust install_var_field callers.  For
469         firstprivate clauses on explicit tasks allocate the var by value in
470         record_type unconditionally, rather than by reference.
471         Handle OMP_CLAUSE_PRIVATE_OUTER_REF.  Scan OMP_CLAUSE_LASTPRIVATE_STMT.
472         Use is_taskreg_ctx instead of is_parallel_ctx.
473         Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
474         (create_omp_child_function_name): Add task_copy argument, use
475         *_omp_cpyfn* names if it is true.
476         (create_omp_child_function): Add task_copy argument, if true create
477         *_omp_cpyfn* helper function.
478         (scan_omp_parallel): Adjust create_omp_child_function callers.
479         Rename parallel_nesting_level to taskreg_nesting_level.
480         (scan_omp_task): New function.
481         (lower_rec_input_clauses): Don't run constructors for firstprivate
482         explicit task vars which are initialized by *_omp_cpyfn*.  
483         Pass outer var ref to omp_clause_default_ctor hook if
484         OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
485         Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
486         OMP_CLAUSE_REDUCTION_INIT.
487         (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
488         avoid duplicate setting of fields.  Handle
489         OMP_CLAUSE_PRIVATE_OUTER_REF.
490         (lower_send_shared_vars): Use srecord_type if non-NULL.  Don't
491         copy-out if TREE_READONLY, only copy-in.
492         (expand_task_copyfn): New function.
493         (expand_task_call): New function.
494         (struct omp_taskcopy_context): New type.
495         (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
496         New functions.
497         (lower_omp_parallel): Rename to...
498         (lower_omp_taskreg): ... this.  Use OMP_TASKREG_* macros where needed.
499         Call create_task_copyfn if srecord_type is needed.  Adjust
500         sender_decl type.
501         (task_shared_vars): New variable.
502         (check_omp_nesting_restrictions): Warn if work-sharing,
503         barrier, master or ordered region is closely nested inside OMP_TASK.
504         Add warnings for barrier if closely nested inside of work-sharing,
505         ordered, or master region.
506         (scan_omp_1): Call check_omp_nesting_restrictions even for
507         GOMP_barrier calls.  Rename parallel_nesting_level to
508         taskreg_nesting_level.  Handle OMP_TASK.
509         (lower_lastprivate_clauses): Even if some lastprivate is found on a
510         work-sharing construct, continue looking for them on parent parallel
511         construct.
512         (lower_omp_for_lastprivate): Add lastprivate clauses
513         to the beginning of dlist rather than end.  Adjust for struct
514         omp_for_data changes.
515         (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
516         not after it.  Handle collapsed OMP_FOR loops, adjust for
517         OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
518         (get_ws_args_for): Adjust extract_omp_for_data caller.
519         (scan_omp_for): Handle collapsed OMP_FOR
520         loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
521         (lower_omp_single_simple): If libgomp function doesn't return
522         boolean_type_node, add comparison of the return value with 0.
523         (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
524         loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.  Handle OMP_TASK.
525         (parallel_nesting_level): Rename to...
526         (taskreg_nesting_level): ... this.
527         (is_taskreg_ctx): New function.
528         (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
529         of is_parallel_ctx.
530         (execute_lower_omp): Rename parallel_nesting_level to
531         taskreg_nesting_level.
532         (expand_omp_parallel): Rename to...
533         (expand_omp_taskreg): ... this.  Use OMP_TASKREG_* macros where needed.
534         Call omp_task_call for OMP_TASK regions.
535         (expand_omp): Adjust caller, handle OMP_TASK.
536         (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
537
538         * bitmap.c (bitmap_default_obstack_depth): New variable.
539         (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
540         if argument is NULL and bitmap_default_obstack is already initialized.
541         * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
542         at the end.
543         * matrix-reorg.c (matrix_reorg): Likewise.
544
545 2008-06-06  Uros Bizjak  <ubizjak@gmail.com>
546
547         * config/i386/i386.md (*indirect_jump): Macroize using P
548         mode iterator.  Remove !TARGET_64BIT from insn constraints.
549         (*tablejump_1): Ditto.
550         (*indirect_jump_rex64): Remove insn pattern.
551         (*tablejump_1_rex64): Ditto.
552         (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
553         and eh_return_si insn patterns.
554
555 2008-06-06  Richard Guenther  <rguenther@suse.de>
556
557         * tree-ssa-structalias.c (merge_smts_into): Remove.
558         (find_what_p_points_to): Do not bother to compute the
559         points-to set for pt_anything pointers.
560         * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
561         for pt_anything pointers is ok.
562
563 2008-06-06  Jan Hubicka  <jh@suse.cz>
564
565         * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
566
567 2008-06-06  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
568
569         * cgraph.c: Fix typos in comments.
570         (cgraph_availability_names): Fix string typo.
571         * fold-const.c: Fix typos in comments.
572         (fold_binary): Fix typo in warning.
573         * genautomata.c: Fix typos in comments.
574         (check_presence_pattern_sets): Fix typo in local variable.
575         (output_description): Fix typo in output.
576         * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
577         * hwint.h: Likewise.
578         * matrix-reorg.c (check_allocation_function): Likewise.
579         * omega.c (smooth_weird_equations): Likewise.
580         * auto-inc-dec.c: Fix typos in comments.
581         * bb-reorder.c: Likewise.
582         * builtins.c: Likewise.
583         * c-common.c: Likewise.
584         * c-cppbuiltin.c: Likewise.
585         * c-parser.c: Likewise.
586         * c-pretty-print.c: Likewise.
587         * cfgcleanup.c: Likewise.
588         * cfgexpand.c: Likewise.
589         * cfghooks.c: Likewise.
590         * cfglayout.c: Likewise.
591         * cfgloopmanip.c: Likewise.
592         * cgraphunit.c: Likewise.
593         * coverage.c: Likewise.
594         * dbxout.c: Likewise.
595         * df-byte-scan.c: Likewise.
596         * df-core.c: Likewise.
597         * df-problems.c: Likewise.
598         * df-scan.c: Likewise.
599         * dfp.c: Likewise.
600         * dominance.c: Likewise.
601         * domwalk.c: Likewise.
602         * dse.c: Likewise.
603         * dwarf2out.c: Likewise.
604         * emit-rtl.c: Likewise.
605         * et-forest.c: Likewise.
606         * function.c: Likewise.
607         * function.h: Likewise.
608         * gcc.c: Likewise.
609         * gcov-io.c: Likewise.
610         * gcov.c: Likewise.
611         * gcse.c: Likewise.
612         * genattrtab.c: Likewise.
613         * ggc-page.c: Likewise.
614         * gimplify.c: Likewise.
615         * gthr-lynx.h: Likewise.
616         * haifa-sched.c: Likewise.
617         * ipa-cp.c: Likewise.
618         * ipa-inline.c: Likewise.
619         * ipa-prop.h: Likewise.
620         * ipa-pure-const.c: Likewise.
621         * ipa-struct-reorg.c: Likewise.
622         * ipa-struct-reorg.h: Likewise.
623         * ipa-type-escape.c: Likewise.
624         * ipa.c: Likewise.
625         * loop-doloop.c: Likewise.
626         * mips-tfile.c: Likewise.
627         * mkmap-flat.awk: Likewise.
628         * mkmap-symver.awk: Likewise.
629         * modulo-sched.c: Likewise.
630         * omp-low.c: Likewise.
631         * optabs.c: Likewise.
632         * optabs.h: Likewise.
633         * opts.c: Likewise.
634         * passes.c: Likewise.
635         * postreload-gcse.c: Likewise.
636         * postreload.c: Likewise.
637         * predict.c: Likewise.
638         * pretty-print.h: Likewise.
639         * profile.c: Likewise.
640         * protoize.c: Likewise.
641         * ra-conflict.c: Likewise.
642         * real.c: Likewise.
643         * recog.c: Likewise.
644         * regclass.c: Likewise.
645         * regs.h: Likewise.
646         * reload.c: Likewise.
647         * rtl-error.c: Likewise.
648         * rtlanal.c: Likewise.
649         * scan.h: Likewise.
650         * sched-rgn.c: Likewise.
651         * see.c: Likewise.
652         * stmt.c: Likewise.
653         * target.h: Likewise.
654         * tree-dfa.c: Likewise.
655         * tree-eh.c: Likewise.
656         * tree-flow-inline.h: Likewise.
657         * tree-inline.c: Likewise.
658         * tree-into-ssa.c: Likewise.
659         * tree-loop-distribution.c: Likewise.
660         * tree-nested.c: Likewise.
661         * tree-parloops.c: Likewise.
662         * tree-pass.h: Likewise.
663         * tree-pretty-print.c: Likewise.
664         * tree-profile.c: Likewise.
665         * tree-scalar-evolution.c: Likewise.
666         * tree-sra.c: Likewise.
667         * tree-ssa-alias-warnings.c: Likewise.
668         * tree-ssa-ccp.c: Likewise.
669         * tree-ssa-coalesce.c: Likewise.
670         * tree-ssa-dom.c: Likewise.
671         * tree-ssa-dse.c: Likewise.
672         * tree-ssa-forwprop.c: Likewise.
673         * tree-ssa-live.c: Likewise.
674         * tree-ssa-live.h: Likewise.
675         * tree-ssa-loop-im.c: Likewise.
676         * tree-ssa-loop-ivopts.c: Likewise.
677         * tree-ssa-loop-niter.c: Likewise.
678         * tree-ssa-loop-prefetch.c: Likewise.
679         * tree-ssa-phiopt.c: Likewise.
680         * tree-ssa-phiprop.c: Likewise.
681         * tree-ssa-sccvn.c: Likewise.
682         * tree-ssa-ter.c: Likewise.
683         * tree-ssa-threadupdate.c: Likewise.
684         * tree-ssa.c: Likewise.
685         * tree-vect-analyze.c: Likewise.
686         * tree-vect-transform.c: Likewise.
687         * tree-vectorizer.c: Likewise.
688         * tree-vn.c: Likewise.
689         * tree-vrp.c: Likewise.
690         * tree.c: Likewise.
691         * tree.def: Likewise.
692         * tree.h: Likewise.
693         * unwind-dw2-fde.c: Likewise.
694         * unwind.inc: Likewise.
695         * value-prof.c: Likewise.
696         * vmsdbgout.c: Likewise.
697
698 2008-06-05  David Edelsohn  <edelsohn@gnu.org>
699
700         * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
701         always place FP constants in the TOC for TARGET_POWERPC64.
702         * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
703
704 2008-06-05  Joseph Myers  <joseph@codesourcery.com>
705
706         * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
707         * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
708         enable for TARGET_E500_DOUBLE.
709         (*movdd_softfloat32): Also enable for !TARGET_FPRS.
710         * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
711         floating-point modes like integer modes for E500 double.
712         (rs6000_legitimate_offset_address_p): Likewise.
713         (rs6000_legitimize_address): Likewise.  Do not allow REG+REG
714         addressing for DDmode for E500 double.
715         (rs6000_hard_regno_nregs): Do not treat decimal floating-point
716         modes as using 64-bits of registers for E500 double.
717         (spe_build_register_parallel): Do not handle DDmode or TDmode.
718         (rs6000_spe_function_arg): Do not handle DDmode or TDmode
719         specially for E500 double.
720         (function_arg): Do not call rs6000_spe_function_arg for DDmode or
721         TDmode for E500 double.
722         (rs6000_gimplify_va_arg): Only handle SDmode in registers
723         specially if TARGET_HARD_FLOAT && TARGET_FPRS.
724         (rs6000_split_multireg_move): Do not handle TDmode specially for
725         E500 double.
726         (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
727         using 64-bit registers for E500 double.
728         (emit_frame_save): Do not handle DDmode specially for E500 double.
729         (gen_frame_mem_offset): Likewise.
730         (rs6000_function_value): Do not call spe_build_register_parallel
731         for DDmode or TDmode.
732         (rs6000_libcall_value): Likewise.
733         * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
734         DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
735         for E500 double.
736
737 2008-06-04  H.J. Lu  <hongjiu.lu@intel.com>
738
739         * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
740         in comments.
741
742 2008-06-04  Junjie Gu <jgu@tensilica.com>
743
744         * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
745         comparison for frame pointers.
746
747 2008-06-04  Andy Hutchinson  <hutchinsonandy@aim.com>
748
749         PR target/27386
750         * config/avr/avr.h (PUSH_ROUNDING): Remove.
751
752 2008-06-04  Andy Hutchinson  <hutchinsonandy@aim.com>
753
754         PR target/30243
755         * builtins.c (expand_builtin_signbit): Don't take lowpart when
756         register is already smaller or equal to required mode. 
757
758 2008-06-04  Xinliang David Li  <davidxl@google.com>
759
760         * tree-call-cdce.c: New file. 
761         (cond_dead_built_in_calls): New static variable.
762         (input_domain): New struct.
763         (check_pow): New function.
764         (check_builtin_call): Ditto.
765         (check_target_format): Ditto.
766         (is_call_dce_candidate): Ditto.
767         (gen_one_condition): Ditto.
768         (gen_conditions_for_domain): Ditto.
769         (get_domain): Ditto.
770         (gen_conditions_for_pow_cst_base): Ditto.
771         (gen_conditions_for_pow_int_base): Ditto.
772         (gen_conditions_for_pow): Ditto.
773         (get_no_error_domain): Ditto.
774         (gen_shrink_wrap_conditions): Ditto.
775         (shrink_wrap_one_built_in_call): Ditto.
776         (shink_wrap_conditional_dead_built_in_calls): Ditto.
777         (tree_call_cdce): Ditto.
778         (gate_call_cdce): Ditto.
779         (pass_call_cdce): New gimple pass.
780         * passes.c: (init_optimization_passes): New pass.
781         * tree-pass.h: New pass declaration.
782         * opts.c (decode_options): New flag setting.
783         * common.opt: Add -ftree-builtin-call-dce flag.
784         * Makefile.in: Add new source file.
785         * tempvar.def: New tv_id.
786         * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
787
788 2008-06-04  Richard Guenther  <rguenther@suse.de>
789
790         * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
791         (is_call_clobbered): Always check var_ann->call_clobbered.
792         (mark_call_clobbered): Always set var_ann->call_clobbered.
793         (clear_call_clobbered): Always clear var_ann->call_clobbered.
794         * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
795         (reset_alias_info): Clear call clobbering info on MTAGs and
796         globals as well.
797         (set_pt_anything): Set pt_global_mem.
798         (create_tag_raw): Adjust comment.
799         (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
800
801 2008-06-04  Joseph Myers  <joseph@codesourcery.com>
802             Maxim Kuvyrkov  <maxim@codesourcery.com>
803
804         * config/m68k/m68k.opt (mxgot): New option.
805         * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
806         (m68k_output_addr_const_extra): New.
807         * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
808         * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
809         * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
810         * doc/invoke.texi (M680x0 Options): Document -mxgot.
811
812 2008-06-04  Richard Guenther  <rguenther@suse.de>
813
814         * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
815         negative or non-representable offsets.
816
817 2008-06-03  H.J. Lu  <hongjiu.lu@intel.com>
818
819         * config/i386/i386.c (ix86_gen_leave): New.
820         (ix86_gen_pop1): Likewise.
821         (ix86_gen_add3): Likewise.
822         (ix86_gen_sub3): Likewise.
823         (ix86_gen_sub3_carry): Likewise.
824         (ix86_gen_one_cmpl2): Likewise.
825         (ix86_gen_monitor): Likewise.
826         (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
827         ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
828         ix86_gen_one_cmpl2 and ix86_gen_monitor.
829         (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
830         (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
831         mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
832         (ix86_expand_epilogue): Updated.
833         (print_operand): Handle integer register operand for 'z'.
834         (ix86_expand_strlensi_unroll_1): Likewise.
835         (ix86_expand_strlen): Likewise.
836         (ix86_expand_builtin): Likewise.
837         (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
838         mov{q}/mov{l} and add{q}/add{l}.
839
840 2008-06-03  Kai Tietz  <kai.tietz@onevision.com>
841
842         * config/i386/i386.md (P): New mode iterator.
843         (SFmode push_operand splitter): Macroize DImode and SImode pushes
844         using P mode iterator.
845         (DFmode push_operand splitter): Ditto.
846         (XFmode push_operand splitter): Ditto.
847         (DFmode float_extend SFmode push_operand splitter): Ditto.
848         (XFmode float_extend SFmode push_operand splitter): Do not generate
849         SImode pushes for 64bit target.  Macroize Dimode and SImode
850         pushes using P mode iterator.
851         (XFmode float_extend DFmode push_operand splitter): Ditto.
852
853 2008-06-03  Kai Tietz  <kai.tietz@onevision.com>
854
855         * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
856         * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
857         * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
858         return type to int.
859         (ix86_call_abi_override): Remove check for call_used_regs.
860
861 2008-06-03  Richard Guenther  <rguenther@suse.de>
862
863         * tree-ssa-structalias.c (find_func_aliases): Add constraints
864         for the lhs of calls if the return type contains pointers.
865
866 2008-06-03  Kai Tietz  <kai.tietz@onevision.com>
867
868         * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
869         * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
870         * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
871         * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
872         of cfun and DEFAULT_ABI to deceide abi mode.
873         (DEFAULT_ABI): New.
874         (REG_PARM_STACK_SPACE): Removed.
875         (OUTGOING_REG_PARM_STACK_SPACE): Removed.
876         (STACK_BOUNDARY): Use default target to deceide stack boundary.
877         * config/i386/i386-protos.h (ix86_cfun_abi): New.
878         (ix86_function_abi): Likewise.
879         (ix86_function_type_abi): Likewise.
880         (ix86_call_abi_override): Likewise.
881         * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
882         specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
883         * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
884         (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
885         specific defines.
886         (X86_64_REGPARM_MAX): New.
887         (X86_64_SSE_REGPARM_MAX): New.
888         (X64_REGPARM_MAX): New.
889         (X64_SSE_REGPARM_MAX): New.
890         (X86_32_REGPARM_MAX): New.
891         (X86_32_SSE_REGPARM_MAX): New.
892         (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
893         (ix86_function_regparm): Handle user calling abi.
894         (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
895         by DEFAULT_ABI versus SYSV_ABI check.
896         (ix86_reg_parm_stack_space): New.
897         (ix86_function_type_abi): New.
898         (ix86_call_abi_override): New.
899         (ix86_function_abi): New.
900         (ix86_cfun_abi): New.
901         (init_cumulative_args): Call abi specific initialization.
902         (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
903         (function_arg_64): Extend SSE_REGPARM_MAX check.
904         (function_arg (): Remove TARGET_64BIT_MS_ABI.
905         (ix86_pass_by_reference): Likewise.
906         (ix86_function_value_regno_p): Likewise.
907         (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
908         (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
909         (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
910         (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
911         (setup_incoming_varargs_64): Adjust regparm for call abi.
912         (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
913         (ix86_va_start): Likewise.
914         (ix86_gimplify_va_arg): Likewise.
915         (ix86_expand_prologue): Likewise.
916         (output_pic_addr_const): Likewise.
917         (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
918         (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
919         (x86_output_mi_thunk): Likewise.
920         (x86_function_profiler): Likewise.
921         * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
922         (SYSV_ABI, MS_ABI): New constants.
923         (DEFAULT_ABI): New.
924         (init_regs): Add prototype of function in regclass.c file.
925         (OVERRIDE_ABI_FORMAT): New.
926         (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
927         (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
928         (OUTGOING_REG_PARM_STACK_SPACE): New.
929         (ix86_reg_parm_stack_space): New prototype.
930         (CUMULATIVE_ARGS): Add call_abi member.
931         (machine_function): Add call_abi member.
932         * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
933         TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
934
935 2008-06-02  Andy Hutchinson  <hutchinsonandy@aim.com> 
936
937         PR target/34879
938         * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
939         (avr_builtin_setjmp_frame_value): New function.
940         * config/avr/avr.md (nonlocal_goto_receiver): Define.
941         (nonlocal_goto): Define.
942
943 2008-06-02  Richard Sandiford  <rdsandiford@googlemail.com>
944
945         * config/mips/mips.c (mips_emit_loadgp): Return early if
946         there is nothing do to, otherwise emit a blockage if
947         !TARGET_EXPLICIT_RELOCS || crtl->profile.
948         * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
949
950 2008-06-02  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
951
952         * configure.ac: Drop unneeded backslash ending up in config.in.
953         * acinclude.m4: Likewise.
954         * config.in: Regenerate.
955
956 2008-05-26  Jan Hubicka  <jh@suse.cz>
957
958         * predict.c (maybe_hot_frequency_p): Break out of...
959         (maybe_hot_bb_p): ... here.
960         (maybe_hot_edge_p): New.
961         * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
962         * basic-block.h (maybe_hot_edge_p): Declare.
963
964 2008-05-31  Uros Bizjak  <ubizjak@gmail.com>
965
966         * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
967         (*cmpfp_<mode>_cc): Ditto.
968         (*fp_jcc_8<mode>_387): Ditto.
969         (*fop_<MODEF:mode>_2_i387): Ditto.
970         (*fop_<MODEF:mode>_3_i387): Ditto.
971         (*fop_xf_2_i387): Ditto.
972         (*fop_xf_3_i387): Ditto.
973
974 2008-06-02  Tomas Bily  <tbily@suse.cz>
975
976         * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
977
978 2008-06-01  Richard Sandiford  <rdsandiford@googlemail.com>
979
980         * config/mips/mips.c (mips_valid_offset_p): New function.
981         (mips_valid_lo_sum_p): Likewise.
982         (mips_classify_address): Use them.
983         (mips_force_address): New function.
984         (mips_legitimize_address): Use it.
985         * config/mips/mips.md (MOVE128): New mode iterator.
986         (movtf): Require TARGET_64BIT.  Remove empty strings.
987         (*movtf_internal): Rename to...
988         (*movtf): ...this and require !TARGET_MIPS16.  Use "m" instead
989         of "R" and use {,fp}{load,store} attributes instead of "multi".
990         Use a separate define_split.
991         (*movtf_mips16): New pattern.
992
993 2008-06-01  Richard Sandiford  <rdsandiford@googlemail.com>
994
995         * config/mips/mips-protos.h (mips_expand_before_return): Declare.
996         * config/mips/mips.c (mips_expand_before_return): New function.
997         (mips_expand_epilogue): Call it.
998         * config/mips/mips.md (return): Turn into a define_expand.
999         (*return): New insn.
1000
1001 2008-06-01  Richard Sandiford  <rdsandiford@googlemail.com>
1002
1003         * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
1004         * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
1005         functions.  Do not emit uses and clobbers of CONCATs; individually
1006         use and clobber their operands.
1007         * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
1008         gen_clobber, emit_use and gen_use.
1009         (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
1010         (expand_builtin_return): Likewise.
1011         * cfgbuild.c (count_basic_blocks): Likewise.
1012         * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
1013         * explow.c (emit_stack_restore): Likewise.
1014         * expmed.c (extract_bit_field_1): Likewise.
1015         * expr.c (convert_move, emit_move_complex_parts): Likewise.
1016         (emit_move_multi_word, store_constructor): Likewise.
1017         * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
1018         (thread_prologue_and_epilogue_insns): Likewise.
1019         * lower-subreg.c (resolve_simple_move): Likewise.
1020         * optabs.c (widen_operand, expand_binop): Likewise.
1021         (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
1022         * reload.c (find_reloads): Likewise.
1023         * reload1.c (eliminate_regs_in_insn): Likewise.
1024         * stmt.c (expand_nl_goto_receiver): Likewise.
1025         * config/alpha/alpha.md (builtin_longjmp): Likewise.
1026         * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
1027         * config/arm/arm.c (arm_load_pic_register): Likewise.
1028         (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
1029         * config/arm/arm.md (untyped_return): Likewise.
1030         * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
1031         * config/avr/avr.c (expand_prologue): Likewise.
1032         * config/bfin/bfin.c (do_unlink): Likewise.
1033         * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
1034         * config/cris/cris.c (cris_expand_prologue): Likewise.
1035         * config/darwin.c (machopic_indirect_data_reference): Likewise.
1036         (machopic_legitimize_pic_address): Likewise.
1037         * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
1038         (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
1039         * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
1040         (ix86_expand_convert_uns_didf_sse): Likewise.
1041         (ix86_expand_vector_init_general): Likewise.
1042         * config/ia64/ia64.md (eh_epilogue): Likewise.
1043         * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
1044         * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
1045         * config/m32r/m32r.c (m32r_reload_lr): Likewise.
1046         (config/iq2000/iq2000.c): Likewise.
1047         * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1048         (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
1049         (builtin_longjmp): Likewise.
1050         * config/mn10300/mn10300.md (call, call_value): Likewise.
1051         * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
1052         * config/pdp11/pdp11.md (abshi2): Likewise.
1053         * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
1054         * config/s390/s390.c (s390_emit_prologue): Likewise.
1055         * config/s390/s390.md (movmem_long, setmem_long): Likewise.
1056         (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
1057         (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
1058         * config/sh/sh.c (prepare_move_operands): Likewise.
1059         (output_stack_adjust, sh_expand_epilogue): Likewise.
1060         (sh_set_return_address, sh_expand_t_scc): Likewise.
1061         * config/sparc/sparc.c (load_pic_register): Likewise.
1062         * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
1063         * config/spu/spu.c (spu_expand_epilogue): Likewise.
1064         * config/v850/v850.c (expand_epilogue): Likewise.
1065
1066 2008-05-31  Anatoly Sokolov  <aesok@post.ru>
1067
1068         * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
1069         (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
1070         (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
1071         * config/avr/avr.c (expand_prologue, expand_epilogue): Use 
1072         movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the 
1073         stack pointer register.
1074         (output_movhi): Remove code for interrupt specific writing to the 
1075         stack pointer register.
1076
1077 2008-05-31  Richard Guenther  <rguenther@suse.de>
1078
1079         PR tree-optimization/34244
1080         * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
1081         (tree_expr_nonzero_warnv_p): Likewise.
1082         * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1083         ssa_name_nonnegative_p.
1084         (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
1085         (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
1086         not tree_expr_nonzero_warnv_p.
1087
1088         PR tree-optimization/36262
1089         Revert
1090         2007-11-29  Zdenek Dvorak  <ook@ucw.cz>
1091
1092         PR tree-optimization/34244
1093         * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
1094         (record_numbers_of_iterations): New function.
1095         (execute_vrp): Cache the numbers of iterations of loops.
1096         * tree-scalar-evolution.c (scev_reset_except_niters):
1097         New function.
1098         (scev_reset): Use scev_reset_except_niters.
1099         * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
1100
1101 2008-05-31  Bernd Schmidt  <bernd.schmidt@analog.com>
1102
1103         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1104         __WORKAROUND_RETS when appropriate.
1105
1106 2008-05-31  Uros Bizjak  <ubizjak@gmail.com>
1107
1108         * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
1109         *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
1110         mode iterator.
1111         (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
1112         *fop_df_comm_sse insn patterns using MODEF mode iterator.
1113         (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
1114         *fop_df_comm_i387 insn patterns using MODEF mode iterator.
1115         (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
1116         *fop_df_1_mixed insn patterns using MODEF mode iterator.
1117         (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
1118         *fop_df_1_sse insn patterns using MODEF mode iterator.
1119         (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
1120         *fop_df_1_i387 insn patterns using MODEF mode iterator.
1121         (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
1122         *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
1123         (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
1124         *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
1125         (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
1126         (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
1127         (*fop_xf_4_i387): Use <MODE> for mode attribute.
1128         (*fop_xf_5_i387): Ditto.
1129         (*fop_xf_6_i387): Ditto.
1130
1131 2008-05-30  Richard Guenther  <rguenther@suse.de>
1132
1133         * builtins.c (build_string_literal): Avoid generating
1134         a non-gimple_val result.
1135
1136 2008-05-30  DJ Delorie  <dj@redhat.com>
1137
1138         * exec-tool.in: Use an environment variable (private) instead of a
1139         file (shared) as a semaphore, so as to not break parallel builds.
1140
1141 2008-05-30  Steven Bosscher  <stevenb.gcc@gmail.com>
1142
1143         * optabs.c (maybe_encapsulate_block): Remove.
1144         (emit_libcall_block): Adjust accordingly.
1145         * optabs.h (maybe_encapsulate_block): Remove prototype.
1146
1147         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
1148         Don't use maybe_encapsulate_block.
1149
1150 2008-05-30  Steven Bosscher  <stevenb.gcc@gmail.com>
1151
1152         * config/rs6000/rs6000.c (rs6000_legitimize_address,
1153         rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
1154         rtx is a SYMBOL_REF before calling get_pool_constant.
1155
1156 2008-05-30  Eric Botcazou  <ebotcazou@adacore.com>
1157
1158         * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
1159
1160 2008-05-30  Danny Smith  <dannysmith@users.sourceforge.net>
1161
1162         * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
1163         rather than OS names to choose INO_T_EQ definition.
1164         (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
1165         (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
1166
1167 2008-05-29  Daniel Franke  <franke.daniel@gmail.com>
1168
1169         PR target/36348
1170         * config/darwin-f.c: New.
1171         * config/t-darwin: Added rule to build darwin-f.o.
1172         * config.gcc: Defined new variable, fortran_target_objs.
1173         (*-*-darwin*): Set fortran_target_objs.
1174         * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
1175         * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
1176         * configure: Regenerated.
1177
1178 2008-05-29  H.J. Lu  <hongjiu.lu@intel.com>
1179
1180         PR target/35771
1181         * config/i386/i386.c (ix86_function_arg_boundary): Convert to
1182         canonical type if needed.
1183
1184 2008-05-29  Eric Botcazou  <ebotcazou@adacore.com>
1185
1186         * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
1187
1188 2008-05-29  Richard Guenther  <rguenther@suse.de>
1189
1190         PR tree-optimization/36343
1191         PR tree-optimization/36346
1192         PR tree-optimization/36347
1193         * tree-flow.h (clobber_what_p_points_to): Declare.
1194         * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
1195         pointed-to variable is dereferenced is irrelevant to whether
1196         the pointer can access the pointed-to variable.
1197         (clobber_what_p_points_to): New function.
1198         * tree-ssa-alias.c (set_initial_properties): Use it.
1199         * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
1200         call clobber check for NMTs.
1201
1202 2008-05-28  Seongbae Park  <seongbae.park@gmail.com>
1203         
1204         * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
1205         for printing gcov_type.
1206
1207 2008-05-28  Seongbae Park  <seongbae.park@gmail.com>
1208
1209         * tree-ssa-propagate.c (set_rhs): Preserve the histogram
1210         and the eh region information.
1211         * value-prof.c (gimple_move_stmt_histograms): New function.
1212         * value-prof.h (gimple_move_stmt_histograms): New function declaration.
1213
1214 2008-05-28  Andreas Tobler  <a.tobler@schweiz.org>
1215
1216         * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
1217
1218 2008-05-28  Seongbae Park <seongbae.park@gmail.com>
1219
1220         * value-prof.c (tree_ic_transform): Print counts.
1221         * tree-profile.c (tree_gen_ic_func_profiler):
1222         Clear __gcov_indreict_call_callee variable to avoid misattribution
1223         of the profile.
1224
1225 2008-05-28  Rafael Espindola  <espindola@google.com>
1226
1227         * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
1228         invalid sharing.
1229
1230 2008-05-28  Richard Guenther  <rguenther@suse.de>
1231
1232         PR tree-optimization/36339
1233         * tree-ssa-alias.c (set_initial_properties): Move pt_anything
1234         and clobbering code out of the loop.
1235
1236 2008-05-28  Andreas Krebbel  <krebbel1@de.ibm.com>
1237
1238         * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
1239         letters defined.
1240
1241         * config/s390/s390.c (s390_compare_and_branch_condition_mask,
1242         s390_contiguous_bitmask_p, s390_symref_operand_p,
1243         s390_check_symref_alignment, s390_reload_larl_operand,
1244         s390_reload_symref_address): New functions.
1245         (s390_branch_condition_mnemonic): Support compare and branch
1246         instructions.
1247         (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
1248         and 'W' constraints.
1249         (s390_secondary_reload): Add secondary reloads for unaligned
1250         symbol refs or symbol refs to floating point or QI/TI mode
1251         integer values.
1252         (legitimate_address_p): Accept symbol references as addresses.
1253         (s390_expand_insv): Use rotate and insert selected bits
1254         instruction for insv when building for z10.
1255         (print_operand_address): Handle symbol ref addresses.
1256         (print_operand): Output modifier 'c' added for signed byte values.
1257         (s390_encode_section_info): Mark symbol refs with
1258         SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
1259
1260         * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
1261         (length attribute): RRF, RRR have 4 byte length.
1262         (FPALL, INTALL): New mode iterators added.
1263         (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
1264         *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
1265         *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
1266         *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
1267         *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
1268         *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
1269         *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
1270         *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
1271         instructions.
1272         (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
1273         *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
1274         *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
1275         reload<INTALL:mode><P:mode>_toreg_z10,
1276         reload<FPALL:mode><P:mode>_tomem_z10,
1277         reload<FPALL:mode><P:mode>_toreg_z10,
1278         reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
1279         *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
1280         *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
1281         *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
1282         definition.
1283         (movmem, clrmem, cmpmem): New splitters added.
1284
1285         * config/s390/predicates.md (larl_operand): Use
1286         SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
1287         SYMBOL_REF_ALIGN1_P.
1288         (s390_signed_integer_comparison,
1289         s390_unsigned_integer_comparison): New predicates.
1290
1291         * config/s390/s390-protos.h (s390_check_symref_alignment,
1292         s390_contiguous_bitmask_p, s390_reload_larl_operand,
1293         s390_reload_symref_address,
1294         s390_compare_and_branch_condition_mask): Prototypes added.
1295
1296         * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
1297         SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
1298         SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
1299
1300 2008-05-28  Andreas Krebbel  <krebbel1@de.ibm.com>
1301
1302         * config/s390/s390.c (z10_cost): New cost function for z10.
1303         (s390_handle_arch_option, override_options): Support -march=z10 switch.
1304         (s390_issue_rate): Adjust issue rate for z10.
1305         * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
1306         (processor_flags): Add PF_Z10.
1307         (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
1308         * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
1309         * gcc/config.gcc: Add z10.
1310
1311 2008-05-28  Richard Guenther  <rguenther@suse.de>
1312
1313         PR tree-optimization/36291
1314         * tree-flow. h (struct gimple_df): Remove var_anns member.
1315         * tree-flow-inline.h (gimple_var_anns): Remove.
1316         (var_ann): Simplify.
1317         * tree-dfa.c (create_var_ann): Simplify.
1318         (remove_referenced_var): Clear alias info from var_anns of globals.
1319         * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
1320         (delete_tree_ssa): Clear alias info from var_anns of globals.
1321         Do not free var_anns.
1322         (var_ann_eq): Remove.
1323         (var_ann_hash): Likewise.
1324
1325 2008-05-28  Mark Shinwell  <shinwell@codesourcery.com>
1326
1327         * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
1328         and loongson2f entries.
1329         (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
1330         * config/mips/mips.h (processor_type): Add Loongson-2E
1331         and Loongson-2F entries.
1332         (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
1333         (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
1334         * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
1335         * doc/invoke.texi (MIPS Options): Document loongson2e
1336         and loongson2f processor names.
1337
1338 2008-05-27  H.J. Lu  <hongjiu.lu@intel.com>
1339
1340         PR target/35767
1341         PR target/35771
1342         * config/i386/i386.c (ix86_function_arg_boundary): Use
1343         alignment of canonical type.
1344         (ix86_expand_vector_move): Check unaligned memory access for
1345         all SSE modes.
1346
1347 2008-05-27  H.J. Lu  <hongjiu.lu@intel.com>
1348
1349         * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
1350         Moved to the front of file.
1351
1352 2008-05-27  Xuepeng Guo  <xuepeng.guo@intel.com>
1353             H.J. Lu  <hongjiu.lu@intel.com>
1354
1355         * dwarf2out.c (current_fde): New.
1356         (add_cfi): Use it.
1357         (lookup_cfa:): Likewise.
1358         (dwarf2out_end_epilogue): Likewise.
1359         (dwarf2out_note_section_used): Likewise.
1360
1361 2008-05-27  Michael Matz  <matz@suse.de>
1362
1363         PR c++/27975
1364         * c.opt (Wenum-compare): New warning option.
1365         * doc/invoke.texi  (Warning Options): Document -Wenum-compare.
1366
1367 2008-05-27  Michael Matz  <matz@suse.de>
1368
1369         PR middle-end/36326
1370         * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
1371         non-BLKmode types.
1372         * tree-tailcall.c (find_tail_calls): Don't mark calls storing
1373         into memory as tail calls.
1374
1375 2008-05-27  Richard Guenther  <rguenther@suse.de>
1376
1377         PR tree-optimization/36339
1378         * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
1379         pointers cause all addressable variables to be call clobbered.
1380
1381 2008-05-27  Richard Guenther  <rguenther@suse.de>
1382
1383         PR tree-optimization/36245
1384         * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
1385
1386 2008-05-27  Andreas Krebbel  <krebbel1@de.ibm.com>
1387
1388         * config/s390/s390.md: Replace all occurences of the 'm'
1389         constraint with 'RT'.
1390
1391 2008-05-27  Andreas Krebbel  <krebbel1@de.ibm.com>
1392
1393         * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
1394         definitions added.
1395         ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
1396         "*movdi_64".
1397         ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
1398         ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
1399         ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
1400
1401 2008-05-27  Andreas Krebbel  <krebbel1@de.ibm.com>
1402
1403         * reload.c: (find_reloads): Skip alternatives according to the
1404         "enabled" attribute. Constify the constraint variable.
1405         * recog.c (get_attr_enabled): Add default implementation.
1406         (extract_insn): Set the alternative_enabled_p array
1407         in the recog_data struct.
1408         (preprocess_constraints, constrain_operands): Skip
1409         alternatives according to the "enabled" attribute
1410         * recog.h (struct recog_data): New field alternative_enabled_p.
1411         (skip_alternative): New inline function.
1412         * regclass.c: (record_operand_costs): Check the "enabled" attribute.
1413         (record_reg_classes): Skip alternative according to the
1414         "enabled" attribute.
1415
1416         * doc/md.texi: Add documention for the "enabled" attribute.
1417
1418 2008-05-27  Andreas Krebbel  <krebbel1@de.ibm.com>
1419
1420         * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
1421         * postreload.c (reload_cse_simplify_operands): Replace 'm'
1422         constraint with TARGET_MEM_CONSTRAINT.
1423         * recog.c (asm_operand_ok, preprocess_constraints,
1424         constrain_operands): Likewise.
1425         * regclass.c (record_reg_classes): Likewise.
1426         * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
1427         * reload1.c (maybe_fix_stack_asms): Likewise.
1428         * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
1429         * recog.h: Adjust comment.
1430         * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
1431         * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
1432         * doc/md.texi: Add a note to description of 'm' constraint.
1433         * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
1434
1435 2008-05-27  Eric Botcazou  <ebotcazou@adacore.com>
1436
1437         * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
1438         that the bitfield is of integral type before testing its precision.
1439
1440 2008-05-27  Trevor Smigiel  <trevor_smigiel@playstation.sony.com>
1441             Sa Liu  <saliu@de.ibm.com> 
1442
1443         * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3, 
1444         __modti3, __udivti3, __umodti3 and __udivmodti4.
1445         * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
1446         that implement TImode mul and div functions.
1447         * config/spu/multi3.c: New. Implement __multi3.
1448         * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
1449         * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
1450         functions on SPU.
1451
1452 2008-05-26  Steven Bosscher  <stevenb.gcc@gmail.com>
1453
1454         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
1455         new tls_gd_* and tls_ld_* insns instead of an insn sequence.
1456         * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
1457         tls_sysv_suffix): New mode and mode attribute iterators.
1458         (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
1459         (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
1460         (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
1461         tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
1462         tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
1463         iterators.
1464
1465 2008-05-26  Eric Botcazou  <ebotcazou@adacore.com>
1466
1467         PR tree-optimization/36329
1468         * tree.h (CALL_CANNOT_INLINE_P): Add access check.
1469         * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
1470         * cgraphbuild.c (initialize_inline_failed): Use the latter
1471         macro in lieu of the former.
1472         * ipa-inline.c (cgraph_mark_inline): Likewise.
1473         (cgraph_decide_inlining_of_small_function): Likewise.
1474         (cgraph_decide_inlining): Likewise.
1475         (cgraph_decide_inlining_incrementally): Likewise.
1476
1477 2008-05-26  Tristan Gingold  <gingold@adacore.com>
1478             Anatoly Sokolov  <aesok@post.ru>
1479
1480         * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
1481         instead of pm_lo8/pm_hi8 to makes this call working on avr6.
1482         * config/avr/avr.c (expand_prologue): Tune "call_prologue" 
1483         optimization for 'avr6' architecture.
1484
1485 2008-05-26  Andy Hutchinson  <hutchinsonandy@aim.com>
1486
1487         PR target/34932
1488         * config/avr/avr.md (*addhi3_zero_extend2): Remove.
1489
1490 2008-05-26  Richard Guenther  <rguenther@suse.de>
1491
1492         * tree-ssa-sccvn.c (expr_has_constants): Declare.
1493         (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
1494
1495 2008-05-26  H.J. Lu  <hongjiu.lu@intel.com>
1496
1497         PR middle-end/36253
1498         * caller-save.c (insert_restore): Verify alignment of spill space.
1499         (insert_save): Likewise.
1500         * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
1501         * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
1502         (STACK_SLOT_ALIGNMENT): Likewise.
1503         * function.c (LOCAL_ALIGNMENT): Removed.
1504         (get_stack_local_alignment): New.
1505         (assign_stack_local): Use it.  Set alignment on stack slot.
1506         (assign_stack_temp_for_type): Use get_stack_local_alignment.
1507         * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
1508         (STACK_SLOT_ALIGNMENT): New.
1509         * config/i386/i386.c (ix86_local_alignment): Handle caller-save
1510         stack slot in XFmode.
1511
1512         * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
1513
1514 2008-05-26  Kai Tietz  <kai.tietz@onevision.com>
1515
1516         PR/36321
1517         * config/i386/i386.md (allocate_stack_worker_64): Make sure
1518         argument operand in rax isn't removed.
1519
1520 2008-05-26  Richard Guenther  <rguenther@suse.de>
1521
1522         PR middle-end/36300
1523         * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
1524         not TYPE_UNSIGNED.  Use TYPE_PRECISION instead of GET_MODE_SIZE.
1525
1526 2008-05-26  Daniel Franke  <franke.daniel@gmail.com>
1527
1528         PR bootstrap/36331
1529         * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
1530
1531 2008-05-26  Dominique Dhumieres  <dominiq@lps.ens.fr>
1532
1533         * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
1534         * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
1535
1536 2008-05-25  Eric Botcazou  <ebotcazou@adacore.com>
1537
1538         * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
1539         build a trampoline if we don't want one.
1540         * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
1541         return zero for nested functions if we don't want a trampoline.
1542
1543 2008-05-26  Daniel Franke  <franke.daniel@gmail.com>
1544
1545         * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
1546
1547 2008-05-26  Daniel Franke  <franke.daniel@gmail.com>
1548
1549         PR fortran/18428
1550         * c.opt: Removed undocumented option '-lang-fortran'.
1551         * c-common.h: Removed global variable 'lang_fortran'.
1552         * c-opts.c (c_common_handle_option): Removed code to handle
1553         option '-lang-fortran'. Updated includes.
1554         * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
1555         definition of '__GFORTRAN__'.
1556         (define__GNUC__): Reimplemented to use BASEVER and
1557         cpp_define_formatted.
1558         (builtin_define_with_value_n): Removed.
1559         * c-incpath.h: Renamed to ...
1560         * incpath.h: ... this.
1561         * c-incpath.c: Renamed to ...
1562         * incpath.c: ... this. Updated includes.
1563         * fix-header.c: Updated includes.
1564         * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
1565         (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
1566         (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
1567
1568 2008-05-25  Eric Botcazou  <ebotcazou@adacore.com>
1569
1570         * tree.h: Update the table of flags used on tree nodes.
1571         (TREE_NO_TRAMPOLINE): New accessor for static_flag.
1572         (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
1573         (FORCED_LABEL): Add access check.
1574         (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
1575         (ASM_INPUT_P): Likewise.
1576         (ASM_VOLATILE_P): Likewise.
1577         (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
1578         (OMP_SECTION_LAST): Access private_flag directly.
1579         (OMP_RETURN_NOWAIT): Likewise.
1580         (OMP_PARALLEL_COMBINED): Likewise.
1581         (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
1582         (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
1583         * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
1584         deprecated_flag directly.
1585
1586 2008-05-25  H.J. Lu  <hongjiu.lu@intel.com>
1587
1588         * final.c (frame_pointer_needed): Removed.
1589         * flags.h (frame_pointer_needed): Likewise.
1590
1591         * function.h (rtl_data): Add frame_pointer_needed.
1592         (frame_pointer_needed): New.
1593
1594 2008-05-25  Arthur Loiret  <arthur.loiret@u-psud.fr>
1595
1596         * config.gcc (sh2[lbe]*-*-linux*): Allow target.
1597
1598 2008-05-25  Steven Bosscher  <stevenb.gcc@gmail.com>
1599
1600         * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
1601         SRC is a REG.
1602
1603 2008-05-25  Alan Modra  <amodra@bigpond.net.au>
1604
1605         * c-common.c (strip_array_types): Move function to..
1606         * tree.c: ..here.
1607         (get_inner_array_type): Delete.
1608         * c-common.h (strip_array_types): Move declaration to..
1609         * tree.h: ..here.
1610         (get_inner_array_type): Delete.
1611         * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
1612         * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
1613         * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
1614         * config/pa/pa.c (emit_move_sequence): Likewise.
1615
1616 2008-05-24  H.J. Lu  <hongjiu.lu@intel.com>
1617
1618         * config/i386/i386.md (*sse_prologue_save_insn): Set length
1619         attribute to 34.
1620
1621 2008-05-24  Andy Hutchinson  <hutchinsonandy@aim.com>
1622
1623         * function.c: Include target hook for nonlocal_goto frame value.
1624
1625 2008-05-24  Richard Guenther  <rguenther@suse.de>
1626
1627         * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
1628         variable can be only accessed through a pointer or a union.
1629
1630 2008-05-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1631
1632         * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
1633         * doc/extend.texi: Likewise.
1634
1635 2008-05-23  DJ Delorie  <dj@redhat.com>
1636
1637         * config/m32c/jump.md (untyped_call): Add.
1638
1639         * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
1640         for A24 to PSImode.
1641         (m32c_address_cost): Detail costs for indirect offsets.
1642
1643 2008-05-23  Rafael Espindola  <espindola@google.com>
1644
1645         * see.c (see_get_extension_data): Don't use SUBREG_REG to test
1646         if a node is a SUBREG.
1647         (see_analyze_one_def): Don't use SUBREG_REG to test if a node
1648         is a SUBREG.
1649
1650 2008-05-23  Paul Brook  <paul@codesourcery.com>
1651             Carlos O'Donell  <carlos@codesourcery.com>
1652
1653         * doc/extend.texi: Clarify use of __attribute__((naked)).
1654         * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1655         * target.h (gcc_target): Add allocate_stack_slots_for_args.
1656         * function.c (use_register_for_decl): Use
1657         targetm.calls.allocate_stack_slots_for_args.
1658         * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1659         * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
1660         (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
1661
1662 2008-05-23  Eric Botcazou  <ebotcazou@adacore.com>
1663
1664         * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
1665
1666 2008-05-23  Steven Munroe  <sjmunroe@us.ibm.com>
1667
1668         * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
1669         PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
1670         is only rounded once.
1671
1672 2008-05-23  Richard Guenther  <rguenther@suse.de>
1673
1674         * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
1675
1676 2008-05-23  Uros Bizjak  <ubizjak@gmail.com>
1677             Jakub Jelinek  <jakub@redhat.com>
1678
1679         PR target/36079
1680         * configure.ac: Handle --enable-cld.
1681         * configure: Regenerated.
1682         * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
1683         * config/i386/i386.h (struct machine_function): Add needs_cld field.
1684         (ix86_current_function_needs_cld): New define.
1685         * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
1686         (cld): New isns pattern.
1687         (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
1688         cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
1689         * config/i386/i386.opt (mcld): New option.
1690         * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
1691         TARGET_CLD and ix86_current_function_needs_cld.
1692         (override_options): Use -mcld by default for 32-bit code if
1693         USE_IX86_CLD.
1694
1695         * doc/install.texi (Options specification): Document --enable-cld.
1696         * doc/invoke.texi (Machine Dependent Options)
1697         [i386 and x86-64 Options]: Add -mcld option.
1698         (Intel 386 and AMD x86-64 Options): Document -mcld option.
1699
1700 2008-05-23  Kai Tietz  <kai.tietz@onevison.com>
1701         * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
1702         (return_in_memory_64): Likewise.
1703         (return_in_memory_ms_64): Likewise.
1704
1705 2008-05-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1706
1707         * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
1708         * builtins.c (fold_builtin_fpclassify): New.
1709         (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
1710         * builtins.def (BUILT_IN_FPCLASSIFY): New.
1711         * c-common.c (handle_type_generic_attribute): Adjust to accept
1712         fixed arguments before an elipsis.
1713         (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
1714         * doc/extend.texi: Document __builtin_fpclassify.
1715
1716 2008-05-22  Aldy Hernandez  <aldyh@redhat.com>
1717
1718         * omp-low.c (gate_expand_omp_ssa): Remove.
1719         (pass_expand_omp_ssa): Remove.
1720         (gate_expand_omp): Do not check for flag_openmp_ssa.
1721         * common.opt (-fopenmp-ssa): Remove.
1722         * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
1723
1724 2008-05-22  Kaz Kojima  <kkojima@gcc.gnu.org>
1725
1726         * config/sh/sh.opt (mfixed-range): New option.
1727         * config/sh/sh-protos.h (sh_fix_range): Declare.
1728         * config/sh/sh.c (sh_fix_range): New function.
1729         * config/sh/sh.h (sh_fixed_range_str): Declare.
1730         (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
1731         is not empty.
1732         * doc/invoke.texi (SH Options): Document -mfixed-range.
1733
1734 2008-05-22  Kai Tietz  <kai.tietz@onevision.com>
1735
1736         * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
1737         it before the redeclaration.
1738
1739 2008-05-22  Anatoly Sokolov <aesok@post.ru>
1740
1741         * config/avr/avr.c (get_sequence_length): Add new function.
1742         (expand_prologue, expand_epilogue): Remove duplicate code.
1743
1744 2008-05-22  Rafael Espindola  <espindola@google.com>
1745
1746         * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
1747         sharing.
1748
1749 2008-05-22  H.J. Lu  <hongjiu.lu@intel.com>
1750
1751         * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
1752         * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
1753
1754         * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
1755         UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
1756         (vect_update_misalignment_for_peel): Likewise.
1757         (vector_alignment_reachable_p): Likewise.
1758         * tree-vect-transform.c (vectorizable_load): Likewise.
1759         * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1760         (get_vectype_for_scalar_type): Pass mode of scalar_type
1761         to UNITS_PER_SIMD_WORD.
1762
1763         * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
1764         * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
1765         * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
1766         * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
1767         * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
1768
1769 2008-05-22  Ira Rosen  <irar@il.ibm.com>
1770
1771         PR tree-optimization/36293
1772         * tree-vect-transform.c (vect_transform_strided_load): Don't check
1773         if the first load must be skipped because of a gap.
1774
1775 2008-05-22  Richard Guenther  <rguenther@suse.de>
1776
1777         * tree-dfa.c (refs_may_alias_p): Exit early if possible.  Handle
1778         more cases of offset disambiguation that is possible if
1779         strict-aliasing rules apply.
1780         * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
1781         for basic offset and type-based disambiguation.
1782
1783 2008-05-21  H.J. Lu  <hongjiu.lu@intel.com>
1784
1785         * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
1786         ix86_expand_vector_set on V16QImode for SSE4.1.
1787
1788 2008-05-21  Tom Tromey  <tromey@redhat.com>
1789
1790         * c.opt (Wimport): Mark as undocumented.
1791         * doc/invoke.texi (Option Summary): Don't mention -Wimport or
1792         -Wno-import.
1793         (Warning Options): Likewise.
1794         * doc/cppopts.texi: Don't mention -Wimport.
1795
1796 2008-05-21  Sebastian Pop  <sebastian.pop@amd.com>
1797
1798         PR tree-optimization/36287
1799         PR tree-optimization/36286
1800         * lambda-code.c (build_access_matrix): Do not use the loop->num
1801         for computing the number of induction variables: use the loop depth
1802         instead.
1803
1804 2008-05-21  Kai Tietz  <kai.tietz@onevision.com>
1805
1806         PR/36280
1807         * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
1808         option -f(no-)leading-underscore.
1809
1810 2008-05-21  H.J. Lu  <hongjiu.lu@intel.com>
1811
1812         * config/i386/i386.c (ix86_expand_vector_init_general): Use
1813         GET_MODE_NUNITS (mode).
1814
1815 2008-05-21  Peter Bergner  <bergner@vnet.ibm.com>
1816
1817         * doc/invoke.texi: Add cpu_type's 464 and 464fp.
1818         (-mmulhw): Add 464 to description.
1819         (-mdlmzb): Likewise.
1820         * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
1821         * config/rs6000/rs6000.c (processor_target_table): Add 464 and
1822         464fp entries.
1823         * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
1824         * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
1825         * config/rs6000/rs6000.md: Update comments for 464.
1826
1827 2008-05-21  Janis Johnson  <janis187@us.ibm.com>
1828
1829         * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
1830
1831 2008-05-21  H.J. Lu  <hongjiu.lu@intel.com>
1832
1833         * config/i386/sse.md (vec_extractv4sf): Removed.
1834         (vec_extractv2df): Likewise.
1835         (vec_extractv2di): Likewise.
1836         (vec_extractv4si): Likewise.
1837         (vec_extractv8hi): Likewise.
1838         (vec_extractv16qi): Likewise.
1839         (vec_extract<mode>): New.
1840
1841 2008-05-21  H.J. Lu  <hongjiu.lu@intel.com>
1842
1843         * config/i386/sse.md (vec_setv4sf): Removed.
1844         (vec_setv2df): Likewise.
1845         (vec_setv2di): Likewise.
1846         (vec_setv4si): Likewise.
1847         (vec_setv8hi): Likewise.
1848         (vec_setv16qi): Likewise.
1849         (vec_set<mode>): New.
1850
1851 2008-05-21  H.J. Lu  <hongjiu.lu@intel.com>
1852
1853         * config/i386/i386.c (ix86_expand_vector_init_general): Remove
1854         goto for vec_concat and vec_interleave.
1855
1856 2008-05-21  H.J. Lu  <hongjiu.lu@intel.com>
1857
1858         * config/i386/sse.md (vec_initv4sf): Removed.
1859         (vec_initv2df): Likewise.
1860         (vec_initv2di): Likewise.
1861         (vec_initv4si): Likewise.
1862         (vec_initv8hi): Likewise.
1863         (vec_initv16qi): Likewise.
1864         (vec_init<mode>): New.
1865
1866 2008-05-21  Joseph Myers  <joseph@codesourcery.com>
1867
1868         * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
1869
1870 2008-05-21  Tom Tromey  <tromey@redhat.com>
1871
1872         * ggc-zone.c (lookup_page_table_if_allocated): New function.
1873         (zone_find_object_offset): Likewise.
1874         (gt_ggc_m_S): Likewise.
1875         (highest_bit): Likewise.
1876         * ggc-page.c (gt_ggc_m_S): New function.
1877         * stringpool.c (string_stack): Remove.
1878         (init_stringpool): Update.
1879         (ggc_alloc_string): Use ggc_alloc.
1880         (maybe_delete_ident): New function.
1881         (ggc_purge_stringpool): Likewise.
1882         (gt_ggc_m_S): Remove.
1883         * ggc-common.c (ggc_protect_identifiers): New global.
1884         (ggc_mark_roots): Call ggc_purge_stringpool.  Use
1885         ggc_protect_identifiers.
1886         * ggc.h (ggc_protect_identifiers): Declare.
1887         (gt_ggc_m_S): Update.
1888         (ggc_purge_stringpool): Declare.
1889         * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
1890         * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
1891         special case.
1892         (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
1893
1894 2008-05-21  David S. Miller  <davem@davemloft.net>
1895
1896         * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
1897         tmake_file.
1898
1899 2008-05-21  Eric Botcazou  <ebotcazou@adacore.com>
1900
1901         * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
1902         once finished.
1903
1904 2008-05-20  David Daney  <ddaney@avtrex.com>
1905
1906         * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
1907         UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
1908         (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
1909         UNSPEC_UPDATE_GOT_VERSION): Renumber.
1910         (optab, insn): Add 'plus' and 'minus' to define_code_attr.
1911         (atomic_hiqi_op): New define_code_iterator.
1912         (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
1913         mips_expand_compare_and_swap_12.
1914         (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
1915         MIPS_COMPARE_AND_SWAP_12_0.  Pass argument to MIPS_COMPARE_AND_SWAP_12.
1916         (sync_<optab><mode>, sync_old_<optab><mode>,
1917         sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1918         sync_new_nand<mode>): New define_expands for HI and QI mode operands.
1919         (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
1920         sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
1921         (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
1922         (test_and_set_12): New insn.
1923         (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
1924         sync_new_<optab><mode>, sync_old_nand<mode>,
1925         sync_new_nand<mode>, sync_lock_test_and_set<mode>):  Add early
1926         clobber to operand 0 for SI and DI mode insns.
1927         * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
1928         mips_gen_fn_4): New typedefs.
1929         (mips_gen_fn_ptrs): Define new union type.
1930         (mips_expand_compare_and_swap_12): Remove declaration.
1931         (mips_expand_atomic_qihi): Declare function.
1932         * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
1933         (mips_expand_atomic_qihi): ... this.  Use new generator function
1934         parameter.
1935         * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
1936         (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
1937         (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
1938         MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
1939         MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
1940         MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
1941         MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
1942         MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
1943         MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
1944         MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
1945         New macros.
1946
1947 2008-05-20  H.J. Lu  <hongjiu.lu@intel.com>
1948
1949         * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
1950         the missing break.
1951
1952 2008-05-20  Anatoly Sokolov <aesok@post.ru>
1953
1954         * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
1955         * config/avr/avr.c (avr_OS_main_function_p): Add new function.
1956         (avr_attribute_table): Add 'OS_main' function attribute.
1957         (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
1958         functions with 'OS_main' attribute.
1959
1960 2008-05-20  Richard Guenther  <rguenther@suse.de>
1961
1962         PR tree-optimization/35204
1963         * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
1964         helper, split out from ...
1965         (DFS): ... here.  Make the DFS walk non-recursive.
1966
1967 2008-05-20  Sebastian Pop  <sebastian.pop@amd.com>
1968             Jan Sjodin  <jan.sjodin@amd.com>
1969
1970         PR tree-optimization/36181
1971         * tree-parloops.c (loop_has_vector_phi_nodes): New.
1972         (parallelize_loops): Don't parallelize when the loop has vector
1973         phi nodes.
1974
1975 2008-05-20  Jan Sjodin  <jan.sjodin@amd.com>
1976             Sebastian Pop  <sebastian.pop@amd.com>
1977
1978         * tree-loop-linear.c (gather_interchange_stats): Look in the access
1979         matrix, and never look at the tree representation of the memory
1980         accesses.
1981         (linear_transform_loops): Computes parameters and access matrices.
1982         * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
1983         when fails.
1984         (access_matrix_get_index_for_parameter): New.
1985         * tree-data-ref.h (struct access_matrix): New.
1986         (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
1987         AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
1988         AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
1989         am_vector_index_for_loop): New.
1990         (struct data_reference): Add field access_matrix.
1991         (DR_ACCESS_MATRIX): New.
1992         (compute_data_dependences_for_loop): Update declaration.
1993         (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
1994         * lambda.h (lambda_vector_vec_p): Declared.
1995         * lambda-code.c: Depend on pointer-set.h.
1996         (lambda_collect_parameters_from_af, lambda_collect_parameters,
1997         av_for_af_base, av_for_af, build_access_matrix,
1998         lambda_compute_access_matrices): New.
1999         * Makefile.in (lambda-code.o): Depend on pointer-set.h.
2000
2001 2008-05-20  Joseph Myers  <joseph@codesourcery.com>
2002
2003         * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
2004         $SOURCEDIR/include.
2005
2006 2008-05-20  Jan Sjodin  <jan.sjodin@amd.com>
2007             Sebastian Pop  <sebastian.pop@amd.com>
2008
2009         PR tree-optimization/36206
2010         * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
2011         FOLD_CONVERSIONS.
2012         (instantiate_scev_1): Rename flags to fold_conversions.
2013         Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
2014         outeside instantiation_loop.
2015         * tree-chrec.h (evolution_function_is_affine_in_loop): New.
2016         (evolution_function_is_affine_or_constant_p): Removed.
2017         * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
2018         instantiate_scev.
2019         (analyze_siv_subscript): Pass in the loop nest number.
2020         Call evolution_function_is_affine_in_loop instead of 
2021         evolution_function_is_affine_p.
2022         (analyze_overlapping_iterations): Pass in the loop nest number.
2023
2024 2008-05-20  Jan Sjodin  <jan.sjodin@amd.com>
2025             Sebastian Pop  <sebastian.pop@amd.com>
2026
2027         PR tree-optimization/36206
2028         * tree-chrec.h (chrec_fold_op): New.
2029         * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
2030         and other trees.
2031
2032 2008-05-20  Nathan Sidwell  <nathan@codesourcery.com>
2033
2034         * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
2035         (DIRS_EQ): New.
2036         (remove_duplicates): Do not set inode on non-inode systems.
2037         Use DIRS_EQ.
2038
2039 2008-05-20  Sandra Loosemore  <sandra@codesourcery.com>
2040
2041         * config.gcc (tm_file): Update comments about relative pathnames.
2042
2043 2008-05-20  Richard Guenther  <rguenther@suse.de>
2044
2045         * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
2046         * tree-ssa-sccvn.c (process_scc): Likewise.
2047         * tree-ssa-sink.c (execute_sink_code): Likewise.
2048         * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
2049         * tree-vrp.c (process_assert_insertions): Likewise.
2050         * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
2051         (perform_tree_ssa_dce): Likewise.
2052         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2053         (dump_dominator_optimization_stats): Likewise.
2054         * tree-vectorizer.c (vectorize_loops): Likewise.
2055
2056 2008-05-20  Richard Guenther  <rguenther@suse.de>
2057
2058         * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
2059
2060 2008-05-20  Kai Tietz  <kai.tietz@onevision.com>
2061
2062         * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
2063         (ix86_i386elf_return_in_memory): Likewise.
2064         (ix86_i386interix_return_in_memory): Likewise.
2065         * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
2066         (SUBTARGET_RETURN_IN_MEMORY): New.
2067         * config/i386/i386elf.h: Likewise.
2068         * config/i386/ptx4-i.h: Likewise.
2069         * config/i386/sol2-10.h: Likewise.
2070         * config/i386/sysv4.h: Likewise.
2071         * config/i386/vx-common.h: Likewise.
2072         * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
2073         * config/i386/i386.c (ix86_return_in_memory): Made static and
2074         make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
2075         (ix86_i386elf_return_in_memory): Removed.
2076         (ix86_i386interix_return_in_memory): Removed.
2077         (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
2078         * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
2079
2080 2008-05-20  Alexandre Oliva  <aoliva@redhat.com>
2081
2082         * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
2083
2084 2008-05-19  Xinliang David Li  <davidxl@google.com>
2085
2086         * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18. 
2087         * opts.c: Ditto.
2088         * common.opt: Ditto.
2089         * doc/invoke.texi: Ditto.
2090
2091 2008-05-19  Eric Botcazou  <ebotcazou@adacore.com>
2092
2093         * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
2094         (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
2095
2096 2008-05-19  H.J. Lu  <hongjiu.lu@intel.com>
2097
2098         * config/i386/i386.c (ix86_expand_vector_init_concat): Change
2099         sizes of operand array from 8/4 to 4/2.
2100         (ix86_expand_vector_init_general): Change size of operand array
2101         from 32 to 16.  Remove op0, op1 and half_mode.
2102
2103 2008-05-19  H.J. Lu  <hongjiu.lu@intel.com>
2104
2105         * config/i386/i386.c (ix86_expand_vector_init_concat): New.
2106         (ix86_expand_vector_init_interleave): Likewise.
2107         (ix86_expand_vector_init_general): Use them.  Assert
2108         word_mode == SImode when n_words == 4.
2109
2110 2008-05-19  Uros Bizjak  <ubizjak@gmail.com>
2111
2112         * config/i386/i386.c (ix86_secondary_reload): New static function.
2113         (TARGET_SECONDARY_RELOAD): New define.
2114         * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
2115         * config/i386/i386.md (reload_outqi): Remove.
2116
2117 2008-05-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2118
2119         PR middle-end/35509
2120         * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
2121         Add `implicit' parameter.  Handle BUILT_IN_SIGNBIT.
2122         (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
2123         (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
2124         (fold_builtin_1): Likewise.
2125         * builtins.def (BUILT_IN_ISINF_SIGN): New.
2126         c-common.c (check_builtin_function_arguments): Handle
2127         BUILT_IN_ISINF_SIGN.
2128         * doc/extend.texi: Document __builtin_isinf_sign.
2129         * fold-const.c (operand_equal_p): Handle COND_EXPR.
2130
2131 2008-05-18  Eric Botcazou  <ebotcazou@adacore.com>
2132
2133         * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
2134         EH cleanup at the end of the pass, search for those that have been
2135         turned into forwarder blocks and do the cleanup on their successor.
2136
2137 2008-05-18  Richard Guenther  <rguenther@suse.de>
2138
2139         * tree-cfg.c (verify_gimple_expr): Allow conversions from
2140         pointers to sizetype and vice versa.
2141
2142 2008-05-18 Xinliang David Li   <davidxl@google.com>
2143
2144         * gcc/tree-ssa-dce.c: Coding style fix.
2145         (check_pow): Documentation comment. 
2146         (check_log): Documenation comment. Coding style fix.
2147         (is_unnecessary_except_errno_call): Ditto.
2148         (gen_conditions_for_pow): Ditto.
2149         (gen_conditions_for_log): Ditto.
2150         (gen_shrink_wrap_conditions): Ditto.
2151         (shrink_wrap_one_built_in_calls): Ditto.
2152         * gcc/doc/invoke.texi: Better documentation string.
2153         * ChangeLog: Fix wrong change log entries from 
2154         May 17 checkin on function call DCE.
2155
2156 2008-05-17  Kaz Kojima  <kkojima@gcc.gnu.org>
2157
2158         * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
2159
2160 2008-05-17  Kenneth Zadeck <zadeck@naturalbridge.com>
2161
2162         * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
2163         * df-problems.c (simulation routines): Fixed block comment to
2164         properly say how to add forwards scanning functions.
2165         
2166 2008-05-17  Eric Botcazou  <ebotcazou@adacore.com>
2167
2168         * tree-inline.c (setup_one_parameter): Remove dead code.
2169
2170 2008-05-17  Eric Botcazou  <ebotcazou@adacore.com>
2171
2172         * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
2173         a BIT_AND_EXPR only for an INTEGER_TYPE.
2174
2175 2008-05-17 Xinliang David Li   <davidxl@google.com>
2176
2177         * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
2178         (check_pow, check_log, is_unnecessary_except_errno_call): New 
2179         functions to check for eliminating math functions that are pure 
2180         except for setting errno.
2181         (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
2182         general condition expressions for shrink-wrapping pow/log calls.
2183         (gen_shrink_wrap_conditions): Ditto.
2184         (shrink_wrap_one_built_in_call): Ditto.
2185         (shrink_wrap_conditional_dead_built_in_calls): Ditto.
2186         (mark_operand_necessary): If debugging, output if OP is necessary.
2187         (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
2188         unnecessary.
2189         * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
2190         opt level >= 2.
2191         * gcc/common.opt: New user flag -ftree-builtin-dce.
2192         * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
2193
2194 2008-05-16  David S. Miller  <davem@davemloft.net>
2195
2196         * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
2197         * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2198
2199 2008-05-16  Uros Bizjak  <ubizjak@gmail.com>
2200
2201         PR target/36246
2202         * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
2203
2204 2008-05-16  Kenneth Zadeck <zadeck@naturalbridge.com>
2205
2206         * ifcvt.c (dead_or_predicable): Rename
2207         df_simulate_one_insn_backwards to df_simulate_one_insn.
2208         * recog.c (peephole2_optimize): Ditto.
2209         * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
2210         Ditto.
2211         * df.h: Rename df_simulate_one_insn_backwards to
2212         df_simulate_one_insn.  and delete df_simulate_one_insn_forwards.
2213         * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
2214         scanning of defs and uses.
2215         (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
2216         (df_simulate_one_insn_forwards): Removed.
2217
2218 2008-05-16  Doug Kwan  <dougkwan@google.com>
2219
2220         * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
2221         QNaN & SNaN.
2222         (real_from_string): Handle NaNs and Inf as approriate.
2223
2224 2008-05-16  Nathan Froyd  <froydnj@codesourcery.com>
2225
2226         * doc/gty.texi (Source Files Containing Type Information): Note
2227         that headers should appear first in the gtfiles list.
2228
2229 2008-05-16  Kenneth Zadeck <zadeck@naturalbridge.com>
2230
2231         * tree.def (COND_EXEC): Properly documented this code.
2232
2233 2008-05-16  Diego Novillo  <dnovillo@google.com>
2234
2235         * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
2236         * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
2237         the new field.
2238
2239 2008-05-16  Kenneth Zadeck <zadeck@naturalbridge.com>
2240
2241         * tree-ssa-dse (max_stmt_uid): Removed.
2242         (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt, 
2243         tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
2244         * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
2245         * function.h (cfun.last_stmt_uid): New field.
2246         * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
2247         gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
2248         New functions.
2249         * tree-dfa.c (renumber_gimple_stmt_uids): New function.
2250         (create_stmt_ann): Initialize the ann->uid field.
2251         * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
2252         with new calls.
2253         * tree-flow.h (renumber_gimple_stmt_uids): New function.
2254
2255 2008-05-16  Nathan Froyd  <froydnj@codesourcery.com>
2256
2257         * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
2258         * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
2259         (init_empty_tree_cfg): Call it.
2260
2261 2008-05-16  Kenneth Zadeck <zadeck@naturalbridge.com>
2262
2263         * cfg.c (init_flow): Add argument THE_FUN.  Use it instead of cfun.
2264         Update all users.
2265
2266 2008-05-16  Kenneth Zadeck <zadeck@naturalbridge.com>
2267
2268         * doc/invoke.text (-fdump-tree-*-verbose): New option.
2269         * tree-dump.c (dump_options): New verbose option.
2270         * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
2271         Add verbose dump.
2272         * tree-pass.h (TDF_VERBOSE): New dump flag.
2273         * print-tree.c (print_node): Added code to be able to print PHI_NODES.
2274         (tree-flow.h): Added include.
2275         * Makefile.in (print-tree.o):  Added TREE_FLOW_H.
2276
2277 2008-05-16  Bernd Schmidt  <bernd.schmidt@analog.com>
2278
2279         * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
2280
2281         From Jie Zhang  <jie.zhang@analog.com>
2282         * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2283         MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
2284         mcpu=bf561-none and mcpu=bf561-0.2.
2285         * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2286         MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2287         * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2288         MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2289         * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
2290         * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
2291         (LIB_SPEC): Use proper linker script for bf561.  Error if no mcpu
2292         option.
2293         * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
2294         (cputype_selected): Remove.
2295         (bfin_handle_option): Don't use cputype_selected.
2296         (override_options): When no mcpu option, enable all workarounds.
2297         Don't use bfin_workarounds.
2298         * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
2299         processor type.
2300         (DEFAULT_CPU_TYPE): Don't define.
2301
2302 2008-05-16  Richard Guenther  <rguenther@suse.de>
2303
2304         * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
2305         on deletion of the last stmt.
2306
2307 2008-05-15  H.J. Lu  <hongjiu.lu@intel.com>
2308
2309         * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
2310         V8HImode for SSE2 and V16QImode for SSE4.1.
2311
2312 2008-05-15  Kenneth Zadeck <zadeck@naturalbridge.com>
2313
2314         * cgraph.h (compute_inline_parameters): Made public.
2315         * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
2316         variable_generate_summary, function_write_summary,
2317         variable_write_summary, variable_read_summary.  Added generate_summary,
2318         write_summary, read_summary.
2319         * cgraphunit.c (cgraph_process_new_functions): Changed call from
2320         pass_ipa_inline.function_generate_summary, to
2321         compute_inline_parameters. 
2322         * ipa-inline.c (compute_inline_parameters): Made public and added
2323         node parameter.
2324         (compute_inline_parameters_for_current): New function.
2325         (pass_inline_param): Now calls compute_inline_parameters_for_current.
2326         (inline_generate_summary): Removed parameter and made to loop over
2327         all cgraph nodes.
2328         (pass_ipa_inline): Updated for new IPA_PASS structure.
2329         * passes.c (execute_ipa_summary_passes): Now is called once per
2330         pass rather than once per node*pass.
2331         
2332 2008-05-15  Anatoly Sokolov <aesok@post.ru>
2333
2334         * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p, 
2335         avr_have_mul_p, avr_asm_only_p): Remove variables.
2336         (avr_override_options): Remove initialization of removed variables.
2337         (avr_file_start):  Convert removed variables to fields of 
2338         'struct base_arch_s *avr_current_arch'. 
2339         * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
2340         (AVR_HAVE_MUL): (Ditto.).
2341         (AVR_HAVE_MOVW): (Ditto.).
2342         (AVR_HAVE_LPMX): (Ditto.). 
2343         (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p, 
2344         avr_asm_only_p): Remove declaration.
2345
2346 2008-05-15  Diego Novillo  <dnovillo@google.com>
2347
2348         * config/arm/arm.c (arm_return_in_memory): Fix return type.
2349         * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
2350
2351 2008-05-15  Adam Nemet  <anemet@caviumnetworks.com>
2352
2353         PR middle-end/36194
2354         * combine.c (check_conversion): Rename back to check_promoted_subreg.
2355         Don't call record_truncated_value from here.
2356         (record_truncated_value): Turn it into a for_each_rtx callback.
2357         (record_truncated_values): New function.
2358         (combine_instructions): Call note_uses with record_truncated_values.
2359         Change name of check_conversion to check_promoted_subreg. 
2360
2361 2008-05-15  Janis Johnson  <janis187@us.ibm.com>
2362
2363         * doc/sourcebuild.texi: Document support for torture tests.
2364
2365 2008-05-15  Uros Bizjak  <ubizjak@gmail.com>
2366
2367         * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
2368         to alternative 4 of operand 2.
2369
2370 2008-05-15  Richard Guenther  <rguenther@suse.de>
2371
2372         * tree-pass.h (current_pass): Declare.
2373         (get_pass_for_id): Likewise.
2374         * passes.c (passes_by_id, passes_by_id_size): New globals.
2375         (set_pass_for_id): New function.
2376         (get_pass_for_id): Likewise.
2377         (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
2378         (execute_function_todo): Flush per function statistics.
2379         * toplev.c (compile_file): Init statistics.
2380         (general_init): Do early statistics initialization.
2381         (finalize): Finish statistics.
2382         * statistics.h (statistics_early_init): Declare.
2383         (statistics_init): Likewise.
2384         (statistics_fini): Likewise.
2385         (statistics_fini_pass): Likewise.
2386         (statistics_counter_event): Likewise.
2387         (statistics_histogram_event): Likewise.
2388         * statistics.c: New file.
2389         * Makefile.in (OBJS-common): Add statistics.o.
2390         (statistics.o): Add dependencies.
2391         * doc/invoke.texi (-fdump-statistics): Document.
2392
2393         * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
2394         (insert): Likewise.
2395         (execute_pre): Use statistics_counter_event.
2396         * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
2397         (substitute_and_fold): Increment it.  Use statistics_counter_event.
2398
2399 2008-05-15  Diego Novillo  <dnovillo@google.com>
2400
2401         http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
2402
2403         * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
2404         * tree-ssa-alias.c (new_type_alias): Remove references to
2405         sub-variables from comment.
2406         * tree-ssa-operands.c (swap_tree_operands): Likewise.
2407
2408 2008-05-15  H.J. Lu  <hongjiu.lu@intel.com>
2409
2410         * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
2411         attribute to 1 only for insertps alternative.
2412
2413 2008-05-15  Bernd Schmidt  <bernd.schmidt@analog.com>
2414
2415         * config/bfin/bfin.md (loadbytes): New pattern.
2416         * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
2417         (bfin_init_builtins): Initialize it.
2418         (bdesc_1arg): Add it.
2419
2420 2008-05-15  Sa Liu  <saliu@de.ibm.com>
2421
2422         * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
2423         * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
2424         * testsuite/lib/target-supports.exp: Add
2425         check_effective_target_fortran_integer_16.
2426
2427 2008-05-15  Bernd Schmidt  <bernd.schmidt@analog.com>
2428
2429         * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
2430         * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
2431         * config/bfin/bfin.c (bfin_return_in_memory): Now static.  Return bool.
2432         (TARGET_RETURN_IN_MEMORY): Define.
2433
2434 2008-05-15  Richard Guenther  <rguenther@suse.de>
2435
2436         PR middle-end/36244
2437         * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
2438         * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
2439         represent unmodifiable vars.
2440
2441 2008-05-15  Richard Guenther  <rguenther@suse.de>
2442
2443         * tree-dfa.c (refs_may_alias_p): Allow all kinds of
2444         INDIRECT_REF and TARGET_MEM_REF.
2445         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2446         TARGET_MEM_REF.
2447
2448 2008-05-15  Uros Bizjak  <ubizjak@gmail.com>
2449             H.J. Lu  <hongjiu.lu@intel.com>
2450
2451         * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
2452         (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
2453         for operand 2.  Remove pinsr{q,d} with 0x0 immediate operand from
2454         insn alternatives.  Add missing alternatives.
2455         (*vec_concatv2di_rex64_sse4_1): Likewise.
2456         (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
2457         (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
2458         Require TARGET_SSE.
2459
2460 2008-05-15  Richard Guenther  <rguenther@suse.de>
2461
2462         PR tree-optimization/36009
2463         PR tree-optimization/36204
2464         * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
2465         (determine_invariantness_stmt): Record the loop a store is
2466         always executed in.
2467         * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
2468         dependency.
2469
2470 2008-05-15  Richard Guenther  <rguenther@suse.de>
2471
2472         PR tree-optimization/34330
2473         * tree-ssa-alias.c (get_smt_for): Only assert that accesses
2474         through the pointer will alias the SMT.
2475
2476 2008-05-14  Andreas Tobler  <a.tobler@schweiz.org>
2477
2478         * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
2479
2480 2008-05-14  H.J. Lu  <hongjiu.lu@intel.com>
2481
2482         * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
2483
2484 2008-05-14  Michael Meissner  <michael.meissner@amd.com>
2485             Dwarakanath Rajagopal  <dwarak.rajagopal@amd.com>
2486
2487         * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
2488         OTI_vrotl, OTI_vrotr to support vector/vector shifts.
2489         (vashl_optab): New optab for vector/vector shifts.
2490         (vashr_optab): Ditto.
2491         (vlshr_optab): Ditto.
2492         (vrotl_optab): Ditto.
2493         (vrotr_optab): Ditto.
2494         (optab_subtype): New enum for optab_for_tree_code call.
2495         (optab_for_tree_code): Add enum optab_subtype argument.
2496
2497         * optabs.c (optab_for_tree_code): Take an additional argument to
2498         distinguish between a vector shift by a scalar and vector shift by
2499         a vector.  Make lshr/ashr/ashl/rotl/rotr optabs just vector
2500         shifted by a scalar.  Use vlshr/vashr/vashl/vrotl/vrotr for the
2501         vector shift by a vector.
2502         (expand_widen_pattern_expr): Pass additional argument to
2503         optab_for_tree_code.
2504
2505         * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
2506         vrotl_optab, vrotr_optab.
2507
2508         * expr.c (expand_expr_real_1): Update calls to
2509         optab_for_tree_code to distinguish between vector shifted by a
2510         scalar and vector shifted by a vector.
2511         * tree-vectorizer.c (supportable_widening_operation): Ditto.
2512         (supportable_narrowing_operation): Ditto.
2513         * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
2514         * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
2515         * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
2516         (vect_create_epilog_for_reduction): Ditto.
2517         (vectorizable_reduction): Ditto.
2518         (vectorizable_operation): Ditto.
2519         (vect_strided_store_supported): Ditto.
2520         (vect_strided_load_supported): Ditto.
2521         * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2522         * expmed.c (expand_shift): Ditto.
2523
2524         * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
2525         scalar type.
2526         (ashr@var{m}3): Ditto.
2527         (vashl@var{m}3): Document new vector/vector shift standard name.
2528         (vashr@var{m}3): Ditto.
2529         (vlshr@var{m}3): Ditto.
2530         (vrotl@var{m}3): Ditto.
2531         (vrotr@var{m}3): Ditto.
2532
2533         * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
2534         (PPERM_INVERT): Ditto.
2535         (PPERM_REVERSE): Ditto.
2536         (PPERM_REV_INV): Ditto.
2537         (PPERM_ZERO): Ditto.
2538         (PPERM_ONES): Ditto.
2539         (PPERM_SIGN): Ditto.
2540         (PPERM_INV_SIGN): Ditto.
2541         (PPERM_SRC1): Ditto.
2542         (PPERM_SRC2): Ditto.
2543
2544         * config/i386/sse.md (mulv2di3): Add SSE5 support.
2545         (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
2546         allows a memory operand to be the value being added, and split it
2547         to improve vectorization.
2548         (sse5_pmacsdqh_mem): Ditto.
2549         (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
2550         (sse5_mulv2div2di3_high): Ditto.
2551         (vec_pack_trunc_v8hi): Add SSE5 pperm support.
2552         (vec_pack_trunc_v4si): Ditto.
2553         (vec_pack_trunc_v2di): Ditto.
2554         (sse5_pcmov_<mode>): Remove code that tried to use use
2555         andps/andnps instead of pcmov.
2556         (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
2557         pmacsdqh instructions.
2558         (vec_widen_smult_lo_v4si): Ditto.
2559
2560         * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
2561         (PPERM_INVERT): Ditto.
2562         (PPERM_REVERSE): Ditto.
2563         (PPERM_REV_INV): Ditto.
2564         (PPERM_ZERO): Ditto.
2565         (PPERM_ONES): Ditto.
2566         (PPERM_SIGN): Ditto.
2567         (PPERM_INV_SIGN): Ditto.
2568         (PPERM_SRC1): Ditto.
2569         (PPERM_SRC2): Ditto.
2570         (ix86_expand_sse_movcc): Move the SSE5 test after the if
2571         true/false tests.
2572         (ix86_expand_int_vcond): If SSE5 generate all possible integer
2573         comparisons.
2574         (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
2575         says ignore whether the last reference is a memory operand.
2576
2577 2008-05-14  Michael Meissner  <michael.meissner@amd.com>
2578             Paolo Bonzini <bonzini at gnu dot org>
2579
2580         * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
2581         shift patterns.
2582
2583         * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
2584         (vlshr<mode>3): Rename from vlshr<mode>3.
2585         (vashr<mode>3): Rename from vashr<mode>3.
2586         (mulv4sf3): Change the names of vector shift patterns.
2587         (mulv4si3): Ditto.
2588         (negv4sf2): Ditt.
2589
2590         * config/spu/spu.c (spu_initialize_trampoline): Rename vector
2591         shift insns.
2592
2593         * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
2594         (SI_SHLHI): Ditto.
2595         (SI_SHL): Ditto.
2596         (SI_SHLI): Ditto.
2597         (SI_ROTH): Ditto.
2598         (SI_ROTHI): Ditto.
2599         (SI_ROT): Ditto.
2600         (SI_ROTI): Ditto.
2601         (SPU_RL_0): Ditto.
2602         (SPU_RL_1): Ditto.
2603         (SPU_RL_2): Ditto.
2604         (SPU_RL_3): Ditto.
2605         (SPU_RL_4): Ditto.
2606         (SPU_RL_5): Ditto.
2607         (SPU_RL_6): Ditto.
2608         (SPU_RL_7): Ditto.
2609         (SPU_SL_0): Ditto.
2610         (SPU_SL_1): Ditto.
2611         (SPU_SL_2): Ditto.
2612         (SPU_SL_3): Ditto.
2613         (SPU_SL_4): Ditto.
2614         (SPU_SL_5): Ditto.
2615         (SPU_SL_6): Ditto.
2616         (SPU_SL_7): Ditto.
2617
2618         * config/spu/spu.md (v): New iterator macro to add v for vector types.
2619         (floatunssidf2_internal): Change vector/vector shift names.
2620         (floatunsdidf2_internal): Ditto.
2621         (mulv8hi3): Ditto.
2622         (ashrdi3): Ditto.
2623         (ashrti3): Ditto.
2624         (cgt_df): Ditto.
2625         (cgt_v2df): Ditto.
2626         (dftsv): Ditto.
2627         (vashl<mode>3): Rename from ashl<mode>3.
2628         (vashr<mode>3): Rename from ashr<mode>3.
2629         (vlshr<mode>3): Rename from lshr<mode>3.
2630         (vrotl<mode>3): Rename from rotl<mode>3.
2631
2632 2008-05-14  Michael Meissner  <michael.meissner@amd.com>
2633
2634         PR target/36224
2635         * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
2636         multiply gives the wrong value when doing widening multiplies.
2637         (vec_widen_smult_lo_v4si): Ditto.
2638
2639 2008-05-14  Kenneth Zadeck <zadeck@naturalbridge.com>
2640
2641         * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
2642         LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
2643         emit_library_call_value. 
2644         * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
2645         * tree.h (ECF_LIBCALL_BLOCK): Removed.
2646         * calls.c (initialize_argument_information, precompute_arguments, 
2647         expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
2648         (precompute_arguments): Removed flags parameter.
2649         * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
2650         
2651 2008-05-14  Richard Guenther  <rguenther@suse.de>
2652
2653         * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
2654         Make sure to register the store if the use is a PHI_NODE.
2655
2656 2008-05-14  Olivier Hainque  <hainque@adacore.com>
2657
2658         * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
2659         memory if the component is to be referenced in BLKmode according
2660         to get_inner_reference.
2661
2662 2008-05-14  Adam Nemet  <anemet@caviumnetworks.com>
2663
2664         * calls.c (emit_library_call_value_1): Restore code clearing
2665         ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
2666
2667 2008-05-14  Olivier Hainque  <hainque@adacore.com>
2668             Nicolas Roche  <roche@adacore.com>
2669
2670         * configure.ac: Add support for a "gcc_subdir" variable in
2671         config-lang.in, to denote a subdirectory where the language/GCC
2672         integration files are to be found.
2673         * configure: Regenerate.
2674
2675 2008-05-14  Ira Rosen  <irar@il.ibm.com>
2676
2677         PR tree-optimization/36098
2678         * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
2679         value for the first load in the group in case of a gap.
2680         (vect_build_slp_tree): Check that there are no gaps in loads.
2681
2682 2008-05-14  Kenneth Zadeck <zadeck@naturalbridge.com>
2683
2684         * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
2685         * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
2686         expand_copysign_bit, ): Change call to emit_no_conflict_block to
2687         emit_insn and remove unneeded code to construct extra args.
2688         (emit_no_conflict_block): Removed.
2689         * optabls.h: (emit_no_conflict_block): Removed.
2690         * cse.c (cse_extended_basic_block): Remove search for
2691         REG_NO_CONFLICT note.
2692         * global.c: Removed incorrect comment added in revision 117.
2693         * expr.c (convert_move): Change call to emit_no_conflict_block to
2694         emit_insn.
2695         * recog.c: Change comments so that they do not mention
2696         REG_NO_CONFLICT.
2697         * local_alloc.c (combine_regs): Removed last parameter.
2698         (no_conflict_p): Removed.
2699         (block_alloc): Removed note, no_conflict_combined_regno and set
2700         local vars. Removed all code to process REG_NO_CONFLICT blocks.
2701         (combine_regs): Removed already_dead and code to look for
2702         REG_NO_CONFLICT notes.
2703         * lower_subreg (remove_retval_note): Removed code to look for
2704         REG_NO_CONFLICT block.
2705         (resolve_reg_notes): Removed REG_NO_CONFLICT case.
2706         (resolve_clobber): Remove code to process libcalls that have
2707         REG_NO_CONFLICT notes.
2708         * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
2709         case.
2710         * combine.c (can_combine_p, distribute_notes):  Removed
2711         REG_NO_CONFLICT case.
2712         * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
2713         to emit_insns.
2714         * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
2715         * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
2716         Ditto.
2717         * reg-notes.def (NO_CONFLICT): Removed.
2718
2719 2008-05-14  David S. Miller  <davem@davemloft.net>
2720
2721         * config/sparc/sparc.c (sparc_profile_hook): If
2722         NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
2723         * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
2724         * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2725
2726 2008-05-14  Andreas Krebbel  <krebbel1@de.ibm.com>
2727
2728         * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
2729
2730 2008-05-13  Uros Bizjak  <ubizjak@gmail.com>
2731
2732         PR target/36222
2733         * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
2734         and op1 expansion before vector concat to have less live pseudos.
2735
2736 2008-05-13  H.J. Lu  <hongjiu.lu@intel.com>
2737
2738         * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
2739         ix86_expand_vector_set if supported.
2740
2741 2008-05-13  Diego Novillo  <dnovillo@google.com>
2742             Kenneth Zadeck  <zadeck@naturalbridge.com>
2743
2744         http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
2745
2746         * tree.h (init_phinodes, fini_phinodes, release_phi_node,
2747         phinodes_print_statistics, init_ssanames, fini_ssanames,
2748         make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
2749         release_ssa_name, release_defs, replace_ssa_name_symbol,
2750         ssanames_print_statistics): Move ...
2751         * tree-flow.h: ... here.
2752         * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
2753         Use FN instead of cfun.
2754         (make_ssa_name_fn): Rename from make_ssa_name.
2755         (pass_release_ssa_names): Add TODO_dump_func to finish flags.
2756         * tree-flow-inline.h (make_ssa_name): Move from
2757         tree-ssanames.c.  Convert to static inline.  Call make_ssa_name_fn.
2758         * omp-low.c (expand_omp_parallel):
2759         * tree-flow-inline.h (redirect_edge_var_map_result):
2760         * tree-ssa.c (init_tree_ssa): Add argument FN.
2761         Use it instead of cfun.  Update all users.
2762
2763 2008-05-13  Tom Tromey  <tromey@redhat.com>
2764
2765         PR preprocessor/22168:
2766         * doc/cpp.texi (Top): Update menu.
2767         (Alternatives to Wrapper #ifndef): New node.
2768         (Other Directives): Document deprecation.
2769         (Obsolete Features): Remove menu.
2770         (Assertions): Merge node into Obsolete Features.
2771         (Obsolete once-only headers): Move earlier; rename to Alternatives
2772         to Wrapper #ifndef.
2773         * doc/cppopts.texi: Update.
2774         * c.opt (Wdeprecated): Enable for C and ObjC.
2775         * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
2776         (C++ Dialect Options): Move -Wno-deprecated from here to...
2777         (Warning Options): ... here.
2778
2779 2008-05-13  Richard Guenther  <rguenther@suse.de>
2780
2781         PR middle-end/36227
2782         * fold-const.c (fold_sign_changed_comparison): Do not allow
2783         changes in pointer-ness.
2784
2785 2008-05-12  Kaz Kojima  <kkojima@gcc.gnu.org>
2786
2787         PR target/24713
2788         * config/sh/sh.c (sh_expand_prologue): Don't clear
2789         RTX_FRAME_RELATED_P for push insns.
2790
2791 2008-05-12  Andy Hutchinson  <hutchinsonandy@aim.com>
2792
2793         * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
2794
2795 2008-05-12  Anatoly Sokolov <aesok@post.ru>
2796
2797         * config/avr/avr.h (machine_function): Add 'is_leaf' field.
2798         * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
2799         Use 'machine->is_leaf' instead of 'leaf_func_p'.
2800
2801 2008-05-12  H.J. Lu  <hongjiu.lu@intel.com>
2802
2803         * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
2804         (*vec_concatv4sf_sse): This.
2805         (*sse2_concatv2si): Renamed to ...
2806         (*vec_concatv2si_sse2): This.
2807         (*sse1_concatv2si): Renamed to ...
2808         (*vec_concatv2si_sse): This.
2809         (*vec_concatv2di_rex): Renamed to ...
2810         (*vec_concatv2di_rex64): This.
2811         (*vec_concatv2si_sse4_1): New.
2812         (*vec_concatv2di_rex64_sse4_1): Likewise.
2813
2814 2008-05-12  Uros Bizjak  <ubizjak@gmail.com>
2815
2816         PR rtl-optimization/36111
2817         * recog.c (validate_replace_rtx_1): Unshare new RTL expression
2818         that was created for swappable operands.
2819
2820 2008-05-12  Samuel Tardieu  <sam@rfc1149.net>
2821
2822         PR ada/36001
2823         * Makefile.in: Substitute GNATMAKE and GNATBIND.
2824         * configure.ac: Add call to ACX_PROG_GNAT.
2825
2826 2008-05-11  Volker Reichelt  <v.reichelt@netcologne.de>
2827
2828         * optc-gen.awk: Fix comment typo.
2829
2830 2008-05-11  Aaron W. LaFramboise  <aaronavay62@aaronwl.com>
2831
2832         * pretty-print.c (pp_integer_with_precision): Use
2833         HOST_LONG_LONG_FORMAT.
2834
2835 2008-05-10  Kenneth Zadeck  <zadeck@naturalbridge.com>
2836
2837         * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
2838                 
2839 2008-05-10  H.J. Lu  <hongjiu.lu@intel.com>
2840
2841         * config/i386/i386.c (bdesc_ptest): Removed.
2842         (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
2843         (bdesc_args): Add __builtin_ia32_ptestz128,
2844         __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
2845         (ix86_init_mmx_sse_builtins): Updated.
2846         (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
2847         (ix86_expand_builtin): Updated.
2848
2849 2008-05-10  Richard Sandiford  <rdsandiford@googlemail.com>
2850
2851         * tree-cfg.c (valid_fixed_convert_types_p): New function.
2852         (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
2853
2854 2008-05-10  Uros Bizjak  <ubizjak@gmail.com>
2855
2856         * value-prof.c (interesting_stringop_to_profile): Do not
2857         return early for BUILT_IN_MEMPCPY.
2858
2859 2008-05-09  H.J. Lu  <hongjiu.lu@intel.com>
2860
2861         * calls.c (expand_call): Don't use callgraph to increase
2862         preferred_stack_boundary.
2863
2864         * cgraph.h (cgraph_rtl_info): Use unsigned on
2865         preferred_incoming_stack_boundary.
2866
2867         * final.c (rest_of_clean_state): Use unsigned on
2868         preferred_stack_boundary.
2869
2870 2008-05-09  Tom Tromey  <tromey@redhat.com>
2871
2872         PR preprocessor/22231:
2873         * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
2874         proceeding.
2875
2876 2008-05-09  Uros Bizjak  <ubizjak@gmail.com>
2877
2878         PR tree-optimization/36129
2879         * tree-ssa-ccp.c: Include value-prof.h.
2880         (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
2881         built-in function was folded to a constant.
2882         * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
2883
2884 2008-05-09  Jan Sjodin  <jan.sjodin@amd.com>
2885             Sebastian Pop  <sebastian.pop@amd.com>
2886
2887         * tree-scalar-evolution.c: Document instantiate_scev.
2888         (instantiate_parameters_1): Renamed instantiate_scev_1.
2889         Don't use the same loop for instantiation_loop and evolution_loop.
2890         (instantiate_scev): New.
2891         (instantiate_parameters): Moved...
2892         (resolve_mixers): Update call to instantiate_scev_1 to pass the
2893         same loop twice.  Maintains the semantics for this function.
2894         * tree-scalar-evolution.h (instantiate_scev): Declare.
2895         (instantiate_parameters): ...here.  Now static inline.
2896         * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
2897         instead of resolve_mixers.
2898
2899 2008-05-09  Maxim Kuvyrkov  <maxim@codesourcery.com>
2900
2901         * rtl-factoring.c (collect_pattern_seqs): Fix typo.
2902
2903 2008-05-09  Tomas Bily  <tbily@suse.cz>
2904
2905         * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
2906         * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
2907         * tree-ssa-structalias.c (get_constraint_for): Likewise.
2908         * c-common.c (c_common_truthvalue_conversion): Likewise.
2909         * tree-object-size.c (compute_object_offset): Likewise.
2910         * tree-inline.c (estimate_num_insns_1): Likewise.
2911         * varasm.c (const_hash_1, compare_constant, copy_constant)
2912         (compute_reloc_for_constant, output_addressed_constants)
2913         (initializer_constant_valid_p): Likewise.
2914         * c-omp.c (check_omp_for_incr_expr): Likewise.
2915         * gimplify.c (gimplify_expr): Likewise.
2916         * c-typeck.c (c_finish_return): Likewise.
2917         * tree-vectorizer.c (supportable_widening_operation)
2918         (supportable_narrowing_operation): Likewise.
2919         * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
2920         * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
2921         * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
2922         * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
2923         (descr_info_loc): Likewise.
2924         * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2925         * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
2926         (fold_unary): Likewise.
2927         * builtins.c (get_pointer_alignment): Likewise.
2928         * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
2929         (instantiate_parameters_1): Likewise.
2930         * tree.c (expr_align, stabilize_reference): Likewise.
2931         * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
2932         * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
2933         * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
2934         * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2935         * config/alpha/alpha.c (va_list_skip_additions): Likewise.
2936         * c-common.c (c_alignof_expr, check_function_arguments_recurse):
2937         Likewise.
2938         * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
2939         * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
2940         * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
2941         (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
2942         (forward_propagate_comparison)
2943         (tree_ssa_forward_propagate_single_use_vars): Likewise.
2944         * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
2945         * emit-rtl.c (component_ref_for_mem_expr)
2946         (set_mem_attributes_minus_bitpos): Likewise.
2947         * tree-ssa-phiopt.c (conditional_replacement): Likewise.
2948         * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
2949         Likewise.
2950         * c-typeck.c (default_function_array_conversion, build_indirect_ref)
2951         (build_function_call, pointer_diff, build_compound_expr)
2952         (c_finish_return): Likewise.
2953         * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
2954         * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
2955         Likewise.
2956         * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
2957         * expr.c (is_aligning_offset): Likewise.
2958         * tree-ssa-alias.c (is_escape_site): Likewise.
2959         * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
2960         (check_all_va_list_escapes): Likewise.
2961         * tree-ssa-loop-ivopts.c (determine_base_object)
2962         (determine_common_wider_type): Likewise.
2963         * dojump.c (do_jump): Likewise.
2964         * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
2965         * tree-gimple.c (is_gimple_cast): Likewise.
2966         * fold-const.c (decode_field_reference, )
2967         (fold_sign_changed_comparison, fold_unary, fold_comparison)
2968         (fold_binary): Likewise.
2969         * tree-ssa-alias-warnings.c (find_alias_site_helper)
2970         (already_warned_in_frontend_p): Likewise.
2971         * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
2972         * tree.c (really_constant_p, get_unwidened): Likewise.
2973         * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
2974         * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
2975         * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
2976         Likewise.
2977         * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
2978         CONVERT_EXPR_P.
2979         (CONVERT_EXPR_P): Define.
2980         (CASE_CONVERT): Define.
2981         
2982 2008-05-08  Kenneth Zadeck  <zadeck@naturalbridge.com>
2983
2984         PR middle-end/36117
2985         * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
2986         (delete_unmarked_insns): When deleting a call, call
2987         delete_unreachable_blocks.
2988         * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
2989         RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
2990
2991 2008-05-08  Richard Guenther  <rguenther@suse.de>
2992
2993         * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
2994         (-ftree-salias): Likewise.
2995         (salias-max-implicit-fields): Remove param documentation.
2996         (salias-max-array-elements): Likewise.
2997         * tree-pass.h (pass_create_structure_vars): Remove.
2998         * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
2999         (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
3000         * tree-ssa-alias.c (create_structure_vars): Remove.
3001         (gate_structure_vars): Likewise.
3002         (pass_create_structure_vars): Likewise.
3003         (gate_build_alias): Likewise.
3004         (pass_build_alias): Adjust to run always and dump the function.
3005         * common.opt (ftree-salias): Hide.
3006         * passes.c (init_optimization_passes): Remove
3007         pass_create_structure_vars, adjust comment.
3008         * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
3009         (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
3010         * opts.c (decode_options): Do not set flag_tree_salias.
3011         (common_handle_option): Add OPT_ftree_salias to the backward
3012         compatibility section.
3013
3014 2008-05-08  Richard Guenther  <rguenther@suse.de>
3015
3016         * tree-flow-inline.h (var_can_have_subvars): Move ...
3017         * tree-ssa-structalias.c (var_can_have_subvars): ... here.
3018         * tree-flow.h (var_can_have_subvars): Remove.
3019         (push_fields_onto_fieldstack): Remove.
3020         (sort_fieldstack): Likewise.
3021         (struct fieldoff): Move ...
3022         * tree-ssa-structalias.c (struct fieldoff): ... here.  Remove
3023         alias_set and base_for_components fields.
3024         (sort_fieldstack): Make static.
3025         (push_fields_onto_fieldstack): Likewise.  Remove code that
3026         handles anything but RECORD_TYPEs.  Remove alias_set and
3027         base_for_components handling.
3028         (create_variable_info_for): Adjust.
3029
3030 2008-05-08  Seongbae Park  <seongbae.park@gmail.com>
3031
3032         * common.opt (Wframe-larger-than=): Shorten the help message
3033         to one line.
3034         * doc/invoke.texi (Wframe-larger-than=): Add more description.
3035
3036 2008-05-08  Rafael Espindola  <espindola@google.com>
3037
3038         * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
3039         trap.
3040         * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
3041         trap and that both operands are gimple values.
3042         (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
3043         * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
3044         is a fp operation.
3045
3046 2008-05-08  Richard Sandiford  <rsandifo@nildram.co.uk>
3047
3048         * read-rtl.c (join_c_conditions): Return the first string if the
3049         two strings are equal.
3050
3051 2008-05-08  Richard Sandiford  <rsandifo@nildram.co.uk>
3052
3053         * gensupport.h (pred_data): Add a "num_codes" field.
3054         (add_predicate_code): Declare.
3055         * gensupport.c (add_predicate_code): New function.
3056         (std_pred_table): Add an "allows_const_p" field.
3057         (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
3058         Remove the (incomplete) list of such codes from the codes field.
3059         (init_predicate_table): Use add_predicate_code.  Add all
3060         RTX_CONST_OBJs if allows_const_p is true.
3061         * genrecog.c (process_define_predicate): Use add_predicate_code.
3062
3063 2008-05-08  David Daney  <ddaney@avtrex.com>
3064             Richard Sandiford  <rsandifo@nildram.co.uk>
3065         
3066         * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
3067         special case of constant zero operands.
3068         * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
3069         old and new values.  Special case constant zero values.
3070         * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
3071         fails.
3072         (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
3073         (MIPS_COMPARE_AND_SWAP_12_0): New macro.
3074
3075 2008-05-08  Paolo Bonzini  <bonzini@gnu.org>
3076
3077         PR target/36090
3078         * simplify-rtx.c (simplify_plus_minus): Create CONST of
3079         similar RTX_CONST_OBJ before CONST_INT.
3080
3081 2008-05-08  Steve Ellcey  <sje@cup.hp.com>
3082
3083         * stmt.c (expand_stack_restore): Change sa mode if needed.
3084
3085 2008-05-08  Richard Guenther  <rguenther@suse.de>
3086
3087         * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
3088         return type to bool.
3089         (ix86_sol10_return_in_memory): Likewise.
3090         (ix86_i386elf_return_in_memory): Likewise.
3091         (ix86_i386interix_return_in_memory): Likewise.
3092         * config/i386/i386.c (ix86_return_in_memory): Likewise.
3093         (ix86_sol10_return_in_memory): Likewise.
3094         (ix86_i386elf_return_in_memory): Likewise.
3095         (ix86_i386interix_return_in_memory): Likewise.
3096
3097 2008-05-08  Kai Tietz  <kai.tietz@onevision.com>
3098
3099         PR bootstrap/36180
3100         * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
3101         fndecl argument.
3102         (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
3103         * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
3104         declared in front.
3105
3106 2008-05-08  Richard Guenther  <rguenther@suse.de>
3107
3108         * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
3109         * tree-data-ref.h (struct dr_alias): Remove subvars field.
3110         (DR_SUBVARS): Remove.
3111         * tree-dfa.c (dump_subvars_for): Remove.
3112         (debug_subvars_for): Likewise.
3113         (dump_variable): Do not dump subvars.
3114         (remove_referenced_var): Do not remove subvars.
3115         * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
3116         (lookup_subvars_for_var): Remove.
3117         (get_subvars_for_var): Likewise.
3118         (get_subvars_at): Likewise.
3119         (get_first_overlapping_subvar): Likewise.
3120         (overlap_subvar): Likewise.
3121         * tree-flow.h (subvar_t): Remove.
3122         (struct var_ann_d): Remove subvars field.
3123         * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
3124         argument.  Remove special handling of SFTs.
3125         (compute_tag_properties): Likewise.
3126         (set_initial_properties): Likewise.
3127         (compute_call_clobbered): Likewise.
3128         (count_mem_refs): Likewise.
3129         (compute_memory_partitions): Likewise.
3130         (compute_flow_insensitive_aliasing): Likewise.
3131         (setup_pointers_and_addressables): Likewise.
3132         (new_type_alias): Likewise.
3133         (struct used_part): Remove.
3134         (used_portions): Likewise.
3135         (struct used_part_map): Likewise.
3136         (used_part_map_eq): Likewise.
3137         (used_part_map_hash): Likewise.
3138         (free_used_part_map): Likewise.
3139         (up_lookup): Likewise.
3140         (up_insert): Likewise.
3141         (get_or_create_used_part_for): Likewise.
3142         (create_sft): Likewise.
3143         (create_overlap_variables_for): Likewise.
3144         (find_used_portions): Likewise.
3145         (create_structure_vars): Likewise.
3146         * tree.def (STRUCT_FIELD_TAG): Remove.
3147         * tree.h (MTAG_P): Adjust.
3148         (struct tree_memory_tag): Remove base_for_components and
3149         unpartitionable flags.
3150         (struct tree_struct_field_tag): Remove.
3151         (SFT_PARENT_VAR): Likewise.
3152         (SFT_OFFSET): Likewise.
3153         (SFT_SIZE): Likewise.
3154         (SFT_NONADDRESSABLE_P): Likewise.
3155         (SFT_ALIAS_SET): Likewise.
3156         (SFT_UNPARTITIONABLE_P): Likewise.
3157         (SFT_BASE_FOR_COMPONENTS_P): Likewise.
3158         (union tree_node): Remove sft field.
3159         * alias.c (get_alias_set): Remove special handling of SFTs.
3160         * print-tree.c (print_node): Remove handling of SFTs.
3161         * tree-dump.c (dequeue_and_dump): Likewise.
3162         * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
3163         * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
3164         * tree-predcom.c (set_alias_info): Do not set subvars.
3165         * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
3166         * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
3167         * tree-ssa-operands.c (access_can_touch_variable): Likewise.
3168         (add_vars_for_offset): Remove.
3169         (add_virtual_operand): Remove special handling of SFTs.
3170         (add_call_clobber_ops): Likewise.
3171         (add_call_read_ops): Likewise.
3172         (get_asm_expr_operands): Likewise.
3173         (get_modify_stmt_operands): Likewise.
3174         (get_expr_operands): Likewise.
3175         (add_to_addressable_set): Likewise.
3176         * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
3177         * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
3178         * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
3179         * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
3180         (tree_code_size): Remove STRUCT_FIELD_TAG handling.
3181         (tree_node_structure): Likewise.
3182         * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
3183         handling of SFTs.
3184         (find_what_p_points_to): Likewise.
3185
3186 2008-05-08  Sa Liu  <saliu@de.ibm.com>
3187
3188         * config/spu/spu.md: Fixed subti3 pattern.
3189
3190 2008-05-08  Richard Guenther  <rguenther@suse.de>
3191
3192         PR middle-end/36154
3193         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
3194         sure to create a representative for trailing arrays for PTA.
3195
3196 2008-05-08  Richard Guenther  <rguenther@suse.de>
3197
3198         PR middle-end/36172
3199         * fold-const.c (operand_equal_p): Two objects which types
3200         differ in pointerness are not equal.
3201
3202 2008-05-08  Kai Tietz  <kai.tietz@onevision.com>
3203
3204         * calls.c (compute_argument_block_size): Add argument tree fndecl.
3205         (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
3206         (emit_library_call_value_1): Add new variable fndecl initialized by
3207         NULL_TREE. It should be the decl type of orgfun, but this information
3208         seems not to be available here, so it uses the default calling abi.
3209         * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
3210         * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
3211         by TARGET_RETURN_IN_MEMORY.
3212         * config/i386/i386-interix.h: Likewise.
3213         * config/i386/i386.h: Likewise.
3214         * config/i386/i386elf.h: Likewise.
3215         * config/i386/ptx4-i.h: Likewise.
3216         * config/i386/sol2-10.h: Likewise.
3217         * config/i386/sysv4.h: Likewise.
3218         * config/i386/vx-common.h: Likewise.
3219         * config/cris/cris.h: Removed #if 0 clause.
3220         * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
3221         * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
3222         argument.
3223         (ix86_sol10_return_in_memory): Likewise.
3224         (ix86_i386elf_return_in_memory): New.
3225         (ix86_i386interix_return_in_memory): New.
3226         * config/mt/mt-protos.h (mt_return_in_memory): New.
3227         * config/mt/mt.c: Likewise.
3228         * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3229         (RETURN_IN_MEMORY):  Replace by TARGET_RETURN_IN_MEMORY.
3230         * config/bfin/bfin.h: Likewise.
3231         * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
3232         argument.
3233         * config/bfin/bfin.c: Likewise.
3234         * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3235         * config/alpha/unicosmk.h: Likewise.
3236         * config/i386/cygming.h: Likewise.
3237         * config/iq2000/iq2000.h: Likewise.
3238         * config/mips/mips.h: Likewise.
3239         * config/mn10300/mn10300.h: Likewise.
3240         * config/rs6000/rs6000.h: Likewise.
3241         * config/score/score.h: Likewise.
3242         * config/spu/spu.h: Likewise.
3243         * config/v850/v850.h: Likewise.
3244         * defaults.h: Likewise.
3245         * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
3246         * expr.c (emit_block_move): Adjust use of
3247         OUTGOING_REG_PARM_STACK_SPACE.
3248         * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
3249         OUTGOING_REG_PARM_STACK_SPACE.
3250         * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
3251
3252 2008-05-08  Jakub Jelinek  <jakub@redhat.com>
3253
3254         * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
3255         on OMP_RETURN for OMP_FOR.
3256
3257         PR debug/35896
3258         * dwarf2out.c (dw_expand_expr, common_check): Removed.
3259         (fortran_common): New function.
3260         (gen_variable_die): Call fortran_common instead of common_check,
3261         adjust for it returning tree instead of rtx.  Formatting.
3262
3263 2008-05-07  Kenneth Zadeck  <zadeck@naturalbridge.com>
3264
3265         PR rtl/7335
3266         PR rtl/33826
3267         * see.c (see_copy_insn): Copy new pure const attributes for new call.
3268         * c-decl.c (merge_decls): Ditto.
3269         * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
3270         to RTL_CONST_OR_PURE_CALL_P.
3271         * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
3272         Initialized DECL_LOOPING_CONST_PURE.
3273         (process_call_operands): Set tree_side_effects properly.
3274         * tree.h (TREE_READONLY_DECL_P): Removed.
3275         (DECL_IS_PURE): Renamed to DECL_PURE_P.
3276         (DECL_LOOPING_OR_CONST_P): New macro.
3277         (struct tree_function_decl): Added looping_const_or_pure_p.
3278         (ECF_*) Renumbered.
3279         (ECF_LOOPING_OR_CONST_P): New macro.
3280         * rtlanal.c (pure_const_p): Removed.
3281         * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
3282         * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
3283         to RTL_CONST_CALL_P.
3284         * ipa-pure-const.c (pure_const_state_e): Added looping field.
3285         (check_decl, check_tree, check_call, scan_function): Initialize
3286         looping.
3287         (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
3288         (static_execute): Set looping true for recursive functions.
3289         Undo setting state to IPA_NEITHER for recursive functions.
3290         * cse.c (cse_insn): 
3291         * ifcvt.c (noce_can_store_speculate_p): Changed
3292         CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or 
3293         RTL_CONST_OR_PURE_CALL_P.
3294         * dse.c (scan_insn): Ditto.
3295         * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
3296         * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
3297         RTL_CONST_OR_PURE_CALL_P.
3298         (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
3299         pure_call_p to RTL_CONST_CALL_P.
3300         * gimplify.c (gimplify_call_expr): Clear side effects for
3301         non-looping pure and constant calls.
3302         * calls.c (emit_call_1): Set rtl flags from ecf flags.
3303         (flags_from_decl_or_type): Set ecf flags from decl flags.
3304         (initialize_argument_information): Turn off
3305         ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
3306         Change const to pure if callee_copies is true rather than just
3307         turning off const.
3308         (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
3309         way of marking pure calls.
3310         (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
3311         Remove hack that was supposed to fix pr7335 and remove old
3312         way of marking pure calls.
3313         * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
3314         RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
3315         * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
3316         RTL_CONST_OR_PURE_CALL_P.
3317         * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
3318         * loop-invariant.c (find_exits, find_invariant_bb): Changed
3319         CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
3320         * sched-deps.c (schedule_analyze): Ditto.
3321         * rtl.h (struct rtx_def): Use call field, unchanging field, and
3322         return_val field of calls to represent pure and const function info.
3323         (CONST_OR_PURE_CALL_P): Deleted macro.
3324         (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
3325         RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
3326         * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
3327         TREE_READONLY.
3328         * tree-optimize.c (execute_fixup_cfg): Added test for
3329         ECF_LOOPING_CONST_OR_PURE.
3330         * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
3331         DECL_PURE_P.
3332         * tree-cfg.c (update_call_expr_flags): Do not clear tree side
3333         effects for looping pure or const calls.
3334         (verify_gimple_expr): Added verification code. 
3335         * config/alpha/alpha.c (alpha_legitimize_address,
3336         alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
3337         RTL_CONST_CALL_P.
3338         * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
3339         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
3340         * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
3341         * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
3342         RTL_CONST_OR_PURE_CALL_P.
3343         * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
3344         and const calls to be deleted.
3345
3346 2008-05-07  Uros Bizjak  <ubizjak@gmail.com>
3347
3348         PR target/35714
3349         * config/i386/mmx.md (mmx_subv2sf3): New expander.
3350         (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
3351         (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
3352         (mmx_eqv2sf3): New expander.  Use ix86_fixup_binary_operands_no_copy
3353         to handle nonimmediate operands.
3354         (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
3355         (mmx_paddwd): New expander.  Use ix86_fixup_binary_operands_no_copy
3356         to handle nonimmediate operands.
3357         (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
3358         (mmx_pmulhrwv4hi3): New expander.  Use
3359         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3360         (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
3361         (sse2_umulv1siv1di3): New expander.  Use
3362         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3363         (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
3364         (mmx_eq<mode>3): New expander.  Use
3365         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3366         (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
3367         (mmx_uavgv8qi3): New expander.  Use
3368         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3369         (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
3370         (mmx_uavgv4hi3): New expander.  Use
3371         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3372
3373         * config/i386/sse.md
3374         (sse_movhlps_exp): New expander.  Use ix86_fixup_binary_operands
3375         to handle nonimmediate operands.
3376         (sse_movlhps_exp): New expander.  Use ix86_fixup_binary_operands
3377         to handle nonimmediate operands.
3378         (sse_loadhps_exp): New expander.  Use ix86_fixup_binary_operands
3379         to handle nonimmediate operands.
3380         (sse_loadlps_exp): New expander.  Use ix86_fixup_binary_operands
3381         to handle nonimmediate operands.
3382         (sse2_unpckhpd_exp): New expander.  Use
3383         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3384         (sse2_unpcklpd_exp): New expander.  Use
3385         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3386         (sse_loadhpd_exp): New expander.  Use ix86_fixup_binary_operands
3387         to handle nonimmediate operands.
3388         (sse_loadlpd): New expander.  Use ix86_fixup_binary_operands
3389         to handle nonimmediate operands.
3390         (*sse2_<plusminus_insn><mode>3): Rename from
3391         sse2_<plusminus_insn><mode>3 insn pattern.
3392         (sse2_<plusminus_insn><mode>3): New expander.  Use
3393         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3394         (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
3395         (sse2_umulv2siv2di3): New expander.  Use
3396         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3397         (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
3398         (sse4_1_mulv2siv2di3): New expander.  Use
3399         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3400         (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
3401         (sse2_pmaddwd): New expander.  Use
3402         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3403         (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
3404         (sse2_eq<mode>3): New expander.  Use
3405         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3406         (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
3407         (sse4_1_eqv2di3): New expander.  Use
3408         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3409         (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3410         (sse2_uavgv16qi3): New expander.  Use
3411         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3412         (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3413         (sse2_uavgv16qi3): New expander.  Use
3414         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3415         (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
3416         (sse2_uavgv8hi3): New expander.  Use
3417         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3418         (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
3419         (ssse3_pmulhrswv8hi3): New expander.  Use
3420         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3421         (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
3422         (ssse3_pmulhrswv4hi3): New expander.  Use
3423         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3424
3425         (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
3426         (<sse>_vmmul<mode>3): Ditto.
3427         (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
3428         (divv2df3): Ditto.
3429         (ssse3_pmaddubsw128): Use register_operand for operand 1.
3430         (ssse3_pmaddubsw): Ditto.
3431
3432         * config/i386/i386.c (struct_builtin_description)
3433         [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
3434         [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
3435         [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
3436         [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
3437         [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
3438         [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
3439         [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
3440         [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
3441         (ix86_fixup_binary_operands): Assert that src1
3442         and src2 must have the same mode when swapped.
3443         (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
3444         and ix86_binary_operator_ok.  Do not force operands in registers
3445         when optimizing.
3446
3447 2008-05-07  Jan Hubicka  <jh@suse.cz>
3448
3449         * cgraph.c (dump_cgraph_node): Update.
3450         * cgraph.h (cgraph_local_info): Break out inline summary.
3451         * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
3452         hook.
3453         * ipa-inline (inline_summary): New accestor function.
3454         (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
3455         cgraph_decide_inlining, compute_inline_parameters): Update.
3456         * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
3457
3458 2008-05-07  Maxim Kuvyrkov  <maxim@codesourcery.com>
3459
3460         Cleanup ColdFire scheduling support and add V4 pipeline model.
3461
3462         * config/m68k/m68k.md (UNSPEC_TIE): New constant.
3463         (define_attr cpu): Add cfv4 value.
3464         (define_attr type, define_attr type1): Merge into a single 'type'
3465         attribute.  Update all uses.
3466         (define_attr opx_type, define_attr opy_type, define_attr opx_access):
3467         Rearrange and update.  Rename value 'reg' to 'Rn', add value 'FPn'.
3468         Update all uses.
3469         (define_attr opx_mem, define_attr opy_mem): Remove.
3470         (define_attr op_mem): Clean up, update comment.
3471         (define_attr size): Use specific values instead of general int.
3472         (define_attr guess, define_attr split): Remove.  Update all uses.
3473         (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
3474         tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
3475         movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
3476         zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
3477         68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
3478         floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
3479         fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
3480         adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
3481         add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
3482         add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
3483         sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
3484         sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
3485         mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
3486         umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
3487         mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
3488         div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
3489         one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
3490         bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
3491         beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
3492         bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
3493         symbolic_call_value_jsr, symbolic_call_value_bsr, link):
3494         Update or set attributes.
3495         (stack_tie): New fake instruction.
3496
3497         * config/m68k/m68k.h (TUNE_CFV4): New macro.
3498         (m68k_sched_attr_size): Update declaration.
3499         (m68k_sched_attr_type2): Remove.
3500         (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
3501         Declare new bypass predicates.
3502
3503         * config/m68k/m68k.c (m68k_sched_issue_rate,
3504         m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
3505         implementations.
3506         (TARGET_SCHED_ISSUE_RATE,
3507         TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
3508         (override_options): Handle scheduling for ColdFire V4 core.
3509         (m68k_expand_prologue): Emit stack_tie.
3510         (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
3511         'OP_TYPE_FPN'.  Update all uses.
3512         (sched_guess_p): Remove.
3513         (sched_address_type): Handle symbolic addresses.
3514         (sched_get_operand): New static function.
3515         (sched_operand_type): Merge into sched_attr_op_type.
3516         (sched_attr_op_type): Handle FP registers, handle quick constants,
3517         update.
3518         (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
3519         (m68k_sched_attr_size): Update.  Move logic to ...
3520         (sched_get_attr_size_int): New static function.
3521         (sched_get_opxy_mem_type): New static function.
3522         (m68k_sched_attr_op_mem): Update.
3523         (m68k_sched_attr_type2): Remove.
3524         (sched_cfv4_bypass_data): New static variable.
3525         (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
3526         (m68k_sched_issue_rate): Implement scheduler hook.
3527         (struct _sched_ib: enabled_p): New field.
3528         (m68k_sched_variable_issue): Update.  Handle V4.
3529         (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
3530         sched_dump_class_func_t, sched_dump_split_class,
3531         sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
3532         sched_dump_dfa_class, m68k_sched_dump): Remove.
3533         (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
3534         hook.
3535         (m68k_sched_init_global): Remove statisctics dumping, introduce
3536         sanity check that all instructions have pipeline reservations.  Handle
3537         ColdFire V4 core.
3538         (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
3539         Handle ColdFire V4 core.
3540         (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
3541         New static functions.
3542         (m68k_sched_address_bypass_p): New bypass predicate.
3543         (sched_get_indexed_address_scale): New static function.
3544         (m68k_sched_indexed_address_bypass_p): New bypass predicate.
3545
3546         * cf.md: Update comments.
3547         (define_attr type2): Remove.  Use 'type' attribute instead.
3548         Update all uses.
3549         (cf_ib): Rename to cfv123_ib.  Update all uses.
3550         (cf_oep): Rename to cfv123_oep.  Update all uses.
3551         (cf_chr): Rename to cfv123_chr.  Update all uses.
3552         (cf_mem): Rename to cfv123_mem.  Update all uses.
3553         (cf_mac): Move to more appropriate place.
3554         (cfv123_guess): New automaton and cpu_unit.
3555         (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
3556         Update uses of 'size' attribute.  Handle before reload scheduling.
3557         (cfv123_guess): New dummy reservation for unhandled instructions.
3558         (cfv4_*): Pipeline description of ColdFire V4 core.
3559         (ignore): New reservation to handle 'ignore' type.
3560
3561 2008-05-07  Ian Lance Taylor  <iant@google.com>
3562
3563         PR middle-end/36013
3564         * gimplify.c (find_single_pointer_decl_1): Don't look through
3565         indirections.
3566         (find_single_pointer_decl): Adjust comments.
3567
3568 2008-05-07  Jakub Jelinek  <jakub@redhat.com>
3569
3570         PR middle-end/36137
3571         * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
3572         STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
3573
3574         PR middle-end/36106
3575         * omp-low.c (expand_omp_atomic_pipeline): Load value using the
3576         integral type rather than floating point, then VIEW_CONVERT_EXPR
3577         to the floating point type.
3578
3579 2008-05-07  Uros Bizjak  <ubizjak@gmail.com>
3580
3581         * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
3582         TFmode op0 to register.
3583
3584 2008-05-07  Alan Modra  <amodra@bigpond.net.au>
3585
3586         * c-decl.c (grokdeclarator): Comment typo.
3587
3588 2008-05-06  Aldy Hernandez  <aldyh@redhat.com>
3589
3590         * tree-flow.h: Remove prototype for computed_goto_p.
3591         * tree-cfg.c (computed_goto_p): Make static.
3592
3593 2008-05-06  H.J. Lu  <hongjiu.lu@intel.com>
3594
3595         PR target/35657
3596         * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
3597         (contains_aligned_value_p): This.  Handle _Decimal128.
3598         (ix86_function_arg_boundary): Only align _Decimal128 to its
3599         natural boundary and handle it properly.
3600
3601 2008-05-06  Martin Jambor  <mjambor@suse.cz>
3602
3603         * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
3604         (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
3605         (ipcp_method_set_orig_node): Removed.
3606         (ipcp_cval_get_cvalue_type): Removed.
3607         (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
3608         (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
3609         (ipcp_cval_set_cvalue_type): Removed.
3610         (ipcp_cval_get_cvalue): Removed.
3611         (ipcp_cval_set_cvalue): Removed.
3612         (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
3613         (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
3614         (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
3615         (ipcp_cval_meet): Renamed to ipa_lattice_meet
3616         (ipcp_cval_changed): Changed to use ipcp_lat_is_const
3617         (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
3618         (ipcp_get_ith_lattice): Changed parameters.
3619         (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
3620         (ipcp_lattice_from_jfunc): Changed parameters.
3621         (ipcp_redirect): Local lattice pointer instead of lattice type variable.
3622         (ipcp_method_cval_print): Added temporary variable info.
3623         (ipcp_redirect): Removed already unused local variable caller.
3624         (ipcp_redirect): New temporary variable orig_callee_info
3625         (ipcp_redirect): Removed newly unused local variable callee.
3626         (ipcp_redirect): Removed (a bit confusing) local variable type.
3627         (ipcp_insert_stage): Added local variable info.
3628         (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters 
3629         renamed too
3630         (ipcp_formal_create): Removed.
3631         (ipcp_method_cval_set): Removed.
3632         (ipcp_propagate_stage): Renamed lattice variables.
3633         (ipcp_method_cval_set_cvalue_type): Removed.
3634         (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
3635         (ipcp_print_all_lattices): Changed printed strings to refer to 
3636         lattices rather than cvals.
3637         (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
3638         (ipcp_propagate_const): Changed formal parameters.
3639         (build_const_val): Changed formal parameters.
3640         (ipcp_insert_stage): Removed useless variable cvalue
3641         (build_const_val): Changed formal parameters.
3642         (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
3643         (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
3644         (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
3645         (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
3646         (ipcp_print_func_profile_counts): Changed string from "method" to 
3647         "function"
3648         (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
3649         (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
3650         (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
3651         (ipcp_structures_print): Renamed to ipcp_print_all_structures
3652         (ipcp_profile_print): Renamed to ipcp_print_profile_data
3653         (ipcp_lat_is_const): Changed parameters and made inline.
3654         (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
3655         (ipcp_redirect): Renamed to ipcp_need_redirect_p
3656         (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using 
3657         the predicate condition directly
3658         (ipcp_propagate_stage): Added local variable args. Removed local
3659         variable callee.  (Both are mere code simplifications.)
3660         (ipcp_method_dont_insert_const): Renamed to
3661         ipcp_node_not_modifiable_p.
3662         (ipcp_node_not_modifiable_p): Made inline.
3663         (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
3664         (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
3665         (ipcp_print_all_lattices): Removed variable cvalue
3666         (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
3667         Updated comments.
3668
3669 2008-05-06  Olivier Hainque  <hainque@adacore.com>
3670
3671         * tree-sra.c (try_instantiate_multiple_fields): Early return
3672         if field has POINTER_TYPE.
3673
3674 2008-05-06  Kai Tietz  <kai.tietz@onevision.com>
3675
3676         * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
3677         by using 'q' specifier for instruction.
3678         (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
3679
3680 2008-05-06  Anatoly Sokolov <aesok@post.ru>
3681
3682         * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
3683         Change mode of zero_extract from QImode to HImode.
3684         (sign bit tests peepholes): (Ditto.).
3685
3686 2008-05-06  Uros Bizjak  <ubizjak@gmail.com>
3687
3688         * config/i386/mmx.md: Remove double backslashes from asm templates.
3689         (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
3690         (mmx_addv2sf3): New expander.  Use ix86_fixup_binary_operands_no_copy
3691         to handle nonimmediate operands.
3692         (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
3693         (mmx_mulv2sf3): New expander.  Use ix86_fixup_binary_operands_no_copy
3694         to handle nonimmediate operands.
3695         (*mmx_<code>v2sf3_finite): New insn pattern.
3696         (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
3697         (mmx_<code>v2sf3): New expander.  Use
3698         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3699         (mmx_<plusminus_insn><mode>3): New expander.  Use
3700         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3701         (*mmx_<plusminus_insn><mode>3): New insn pattern.
3702         (mmx_add<mode>3): Removed.
3703         (mmx_ssadd<mode>3): Ditto.
3704         (mmx_usadd<mode>3): Ditto.
3705         (mmx_sub<mode>3): Ditto.
3706         (mmx_sssub<mode>3): Ditto.
3707         (mmx_ussub<mode>3): Ditto.
3708         (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
3709         (mmx_mulv4hi3): New expander.  Use ix86_fixup_binary_operands_no_copy
3710         to handle nonimmediate operands.
3711         (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
3712         insn pattern.
3713         (mmx_smulv4hi3_highpart): New expander.  Use
3714         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3715         (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
3716         insn pattern.
3717         (mmx_umulv4hi3_highpart): New expander.  Use
3718         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3719         (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
3720         (mmx_<code>v4hi3): New expander.  Use
3721         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3722         (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
3723         (mmx_<code>v8qi3): New expander.  Use
3724         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3725         (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
3726         (mmx_<code><mode>3): New expander.  Use
3727         ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3728
3729 2008-05-05  Jan Hubicka  <jh@suse.cz>
3730
3731         PR tree-optimization/36118
3732         * passes.c (pass_init_dump_file): Fix dump header.
3733
3734 2008-05-05  Andrew Pinski  <andrew_pinski@playstation.sony.com>
3735
3736         PR middle-end/36141
3737         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
3738         VCE for function decls.
3739
3740 2008-05-05  H.J. Lu  <hongjiu.lu@intel.com>
3741
3742         * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
3743
3744 2008-05-05  H.J. Lu  <hongjiu.lu@intel.com>
3745
3746         * config/i386/i386.md (sat_plusminus): New.
3747         (plusminus_insn): Likewise.
3748         (plusminus_mnemonic): Likewise.
3749         (addsub): Removed.
3750         (comm): Add ss_plus, us_plus, ss_minus and us_minus.
3751         (*<addsub><mode>3_cc_overflow): Renamed to ...
3752         (*<plusminus_insn><mode>3_cc_overflow): This.
3753         (*<addsub>si3_zext_cc_overflow): Renamed to ...
3754         (*<plusminus_insn>si3_zext_cc_overflow): This.
3755
3756         * config/i386/sse.md (<addsub><mode>3): Renamed to ...
3757         (<plusminus_insn><mode>3): This.
3758         (*<addsub><mode>3): Renamed to ...
3759         (*<plusminus_insn><mode>3): This.
3760         (<sse>_vm<addsub><mode>3): Renamed to ...
3761         (<sse>_vm<plusminus_insn><mode>3): This.
3762         (sse3_h<addsub>v4sf3): Renamed to ...
3763         (sse3_h<plusminus_insn>v4sf3): This.
3764         (sse3_h<addsub>v2df3): Renamed to ...
3765         (sse3_h<plusminus_insn>v2df3): This.
3766         (<plusminus_insn><mode>3): New.
3767         (*<plusminus_insn><mode>3): Likewise.
3768         (sse2_<plusminus_insn><mode>3): Likewise.
3769         (add<mode>): Removed.
3770         (*add<mode>3): Likewise.
3771         (sse2_ssadd<mode>3): Likewise.
3772         (sse2_usadd<mode>3): Likewise.
3773         (sub<mode>3): Likewise.
3774         (*sub<mode>3): Likewise.
3775         (sse2_sssub<mode>3): Likewise.
3776         (sse2_ussub<mode>3): Likewise.
3777
3778 2008-05-05  Benjamin Kosnik  <bkoz@redhat.com>
3779
3780         * gthr-single.h: Add in required interface elements as per gthr.h.
3781         Add stub types for __gthread_key_t, __gthread_once_t. Add defines
3782         for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
3783         Generalize UNUSED macro. 
3784         (__gthread_once): Add.
3785         (__gthread_key_create): Add.
3786         (__gthread_key_delete): Add.
3787         (__gthread_getspecific): Add.
3788         (__gthread_setspecific): Add.
3789         
3790 2008-05-05  Andrew Pinski  <Andrew.Pinski@playstation.sony.com>
3791
3792         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
3793         the same size types for the indirect reference on the rhs, then
3794         create a VCE.
3795
3796 2008-05-05  Uros Bizjak  <ubizjak@gmail.com>
3797
3798         * config/i386/i386.md
3799         (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
3800         one insn template instead of template series.
3801         (*xordi_1_rex64): Ditto.
3802         (*xordi_2_rex64): Ditto.
3803
3804 2008-05-05  Ira Rosen  <irar@il.ibm.com>
3805
3806         PR tree-optimization/36119
3807         * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
3808         in case of SLP.
3809
3810 2008-06-04  Jan Hubicka  <jh@suse.cz>
3811
3812         tree-optimization/36100
3813         * tree-pass.h (pass_O0_always_inline): Declare.
3814         * ipa-inline.c (inline_transform): Remove dead code.
3815         (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
3816         pass_O0_always_inline): New.
3817         * passes.c (init_optimization_passes): Add pass_O0_always_inline.
3818
3819 2008-05-04  Kai Tietz  <kai.tietz@onevision.com>
3820
3821         * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
3822         mnemonic in this_param move for TARGET_64BIT.
3823
3824 2008-05-04  Uros Bizjak  <ubizjak@gmail.com>
3825
3826         * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
3827         (*strmovsi_rex_1): Ditto.
3828         (*strsetsi_1): Ditto.
3829         (*strsetsi_rex_1): Ditto.
3830
3831         (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
3832         adddicc expanders using SWI mode iterator.
3833
3834 2008-05-04  H.J. Lu  <hongjiu.lu@intel.com>
3835
3836         PR target/36121
3837         * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
3838         argument handling.
3839
3840 2008-05-04  David S. Miller  <davem@davemloft.net>
3841
3842         * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
3843         (sparc*-*-linux*): Use linux.h in tm_file.
3844         (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
3845         compiler defaulting to 32-bit.
3846         (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
3847         no longer needed.
3848         * config/sparc/linux.h: Remove definitions now obtained
3849         properly from linux.h
3850         * config/sparc/linux64.h: Likewise.
3851         (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
3852         don't want this setting for 32-bit builds in a biarch compiler.
3853         * doc/install.texi: Add sparc-linux to list of targets
3854         supporting --enable-targets=all.
3855
3856 2008-05-03  Andrew Pinski  <pinskia@gmail.com>
3857
3858         * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
3859
3860 2008-05-03  H.J. Lu  <hongjiu.lu@intel.com>
3861
3862         * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
3863         after V4SI_FTYPE_V8HI.
3864         (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
3865         case V4SI_FTYPE_V2DF.
3866
3867 2008-05-03  Kenneth Zadeck  <zadeck@naturalbridge.com>
3868
3869         * doc/invoke.texi (max-flow-memory-locations): Removed.
3870         * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
3871         
3872 2008-05-03  Richard Guenther  <rguenther@suse.de>
3873
3874         PR middle-end/34973
3875         * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
3876
3877 2008-05-02  David S. Miller  <davem@davemloft.net>
3878
3879         * config.gcc (need_64bit_hwint): Document libcpp dependency.
3880
3881 2008-05-02  Simon Baldwin <simonb@google.com>
3882
3883         PR bootstrap/36108
3884         * c-common.h (warn_array_subscript_range): Removed.
3885         * c-common.c (warn_array_subscript_range): Ditto.
3886         * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
3887         * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
3888
3889 2008-05-02  H.J. Lu  <hongjiu.lu@intel.com>
3890
3891         * config/i386/i386.c (ix86_special_builtin_type): New.
3892         (bdesc_special_args): Likewise.
3893         (ix86_expand_special_args_builtin): Likewise.
3894         (ix86_init_mmx_sse_builtins): Updated.
3895         (ix86_expand_builtin): Updated.
3896         (ix86_expand_store_builtin): Removed.
3897         (ix86_expand_unop_builtin): Likewise.
3898
3899         * config/i386/mm3dnow.h (__v2sf): Moved to ...
3900         * config/i386/mmintrin.h (__v2sf): Here.
3901
3902         * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
3903         const __v2sf.
3904         (_mm_loadl_pi): Likewise.
3905         (_mm_storeh_pi): Replace __v2si with __v2sf.
3906         (_mm_storel_pi): Likewise.
3907
3908         * doc/extend.texi: Correct __builtin_ia32_loadhps,
3909         __builtin_ia32_loadlps, __builtin_ia32_storehps,
3910         __builtin_ia32_storelps, __builtin_ia32_loadhpd and
3911         __builtin_ia32_loadlpd.
3912
3913 2008-05-02  H.J. Lu  <hongjiu.lu@intel.com>
3914
3915         * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
3916         V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
3917         (bdesc_args): Updated.  Add scalar SSE builtins with vec_merge.
3918         (ix86_init_mmx_sse_builtins): Updated.
3919         (ix86_expand_args_builtin): Likewise.
3920         (ix86_expand_builtin): Likewise.
3921         (ix86_expand_unop1_builtin): Renamed to ...
3922         (ix86_expand_unop_vec_merge_builtin): This.
3923
3924 2008-05-01  Jan Hubicka  <jh@suse.cz>
3925
3926         PR bootstrap/36100
3927         * ipa-inline.c (inline_generate_summary): Make static.
3928         (inline_transform): Do not call inlining at -O0; make static.
3929         * passes.c (execute_todo): Add sanity check.
3930         (execute_one_ipa_transform_pass): Execute proper flags.
3931
3932 2008-05-01  Eric Botcazou  <ebotcazou@adacore.com>
3933
3934         * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
3935         (DECL_NONADDRESSABLE_P): Likewise.
3936         * alias.c (record_component_aliases): Fix comment.
3937
3938 2008-05-01  Simon Baldwin <simonb@google.com>
3939
3940         * c-common.h (warn_array_subscript_range): New function.