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* Makefile.in (DEPFILES): Add missing '/'.
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
1 2008-03-26  Tom Tromey  <tromey@redhat.com>
2
3         * Makefile.in (DEPFILES): Add missing '/'.
4
5 2008-03-26  Richard Guenther  <rguenther@suse.de>
6
7         * fold-const.c (target.h): Include.
8         (fold_comparison): Fold comparison of addresses of two decls
9         that bind locally.  Consolidate address folding code.
10
11 2008-03-26  Nick Clifton  <nickc@redhat.com>
12
13         PR target/31232
14         * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
15         not allow INT+INT as a legitimate addressing mode.
16
17 2008-03-26  Richard Guenther  <rguenther@suse.de>
18
19         * tree-flow.h (widen_bitfield): Remove declaration.
20         * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
21         (widen_bitfield): Remove function.
22         * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
23         code.
24
25 2008-03-25  Andrew Pinski  <andrew_pinski@playstation.sony.com>
26
27         PR target/31558
28         * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
29         error_mark_node's.
30
31 2008-03-25  Richard Sandiford  <rsandifo@nildram.co.uk>
32
33         PR rtl-optimization/35232
34         * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
35         (forget_old_reloads_1, forget_marked_reloads): Don't clear
36         reg_reloaded_call_part_clobbered here.
37         (reload_regs_reach_end_p): New function.
38         (reload_reg_rtx_for_input): New variable.
39         (reload_reg_rtx_for_output): Likewise.
40         (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
41         when reassigning a pseudo register.  Load reloadreg from 
42         reload_reg_rtx_for_input, moving the mode and register
43         calculation to...
44         (do_input_reload): ...here.  Use the mode-adjusted reg_rtx
45         instead of the original when deciding whether an input reload
46         would be a no-op or whether an output reload can be deleted.
47         (emit_output_reload_insns): Use the mode-adjusted reg_rtx
48         when setting up new_spill_reg_store.  Load it from
49         reload_reg_rtx_for_output, moving the mode and register
50         calculation to...
51         (do_output_reload): ...here.  Use the mode-adjusted reg_rtx
52         instead of the original when deciding whether an output reload
53         would be a no-op.  Do the same when modifying insn notes.
54         Use rtx_equal_p instead of == to compare the registers.
55         (inherit_piecemeal_p): Take a mode and two register numbers
56         as argument.
57         (emit_reload_insns): Clear new_spill_reg_store for every hard
58         register in the reload register.  Remove spill registers
59         from reg_reloaded_valid before considering whether to record
60         inheritance information for them.  Use reload_reg_rtx_for_output
61         instead of reg_rtx when recording output reloads.  Use
62         reload_reg_rtx_for_input instead of reg_rtx when recording
63         input reloads.  Set or clear reg_reloaded_call_part_clobbered
64         at the same time as setting reg_reloaded_valid.
65         (delete_output_reload): Add a new_reload_reg parameter and use it
66         instead of rld[j].reg_rtx.
67         (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
68         calls accordingly.
69
70 2008-03-25  Tom Tromey  <tromey@redhat.com>
71
72         * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
73         (build/genattr.o): Likewise.
74         (build/genattrtab.o): Likewise.
75         (build/gencodes.o): Likewise.
76         (build/genconfig.o): Likewise.
77         (build/genconstants.o): Likewise.
78         (build/genemit.o): Likewise.
79         (build/genextract.o): Likewise.
80         (build/genflags.o): Likewise.
81
82 2008-03-25  Bob Wilson  <bob.wilson@acm.org>
83         
84         * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
85         instead of size_int for integer types.
86         (xtensa_gimplify_va_arg_expr): Likewise.  Convert index to sizetype
87         to match type of MINUS_EXPR.
88         
89 2008-03-25  Tom Tromey  <tromey@redhat.com>
90
91         * configure: Rebuilt.
92         * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
93         Makefile.
94
95 2008-03-25  Tom Tromey  <tromey@redhat.com>
96
97         * config/x-solaris (host-solaris.o): Update.
98         * config/x-linux (host-linux.o): Update.
99         * config/x-hpux (host-hpux.o): Update.
100         * config/x-darwin (host-darwin.o): Update.
101         * config/v850/t-v850e (v850-c.o): Update.
102         * config/v850/t-v850 (v850-c.o): Update.
103         * config/t-vxworks (vxworks.o): Update.
104         * config/t-sol2 (sol2-c.o, sol2.o): Update.
105         * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
106         * config/spu/t-spu-elf (spu-c.o): Update.
107         (spu.o): Remove.
108         * config/sh/t-symbian (sh-c.o): Update.
109         (symbian.o): Update.
110         * config/sh/t-sh (sh-c.o): Update.
111         * config/score/t-score-elf (score7.o, score3.o): Update.
112         * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
113         * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
114         * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
115         * config/rs6000/t-rs6000 (rs6000-c.o): Update.
116         (rs6000.o): Remove.
117         * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
118         * config/m32c/t-m32c (m32c-pragma.o): Update.
119         * config/ia64/t-ia64 (ia64-c.o): Update.
120         * config/i386/x-mingw32 (host-mingw32.o): Update.
121         * config/i386/x-i386 (driver-i386.o): Update.
122         * config/i386/x-darwin (host-i386-darwin.o): Update.
123         * config/i386/x-cygwin (host-cygwin.o): Update.
124         * config/i386/t-nwld (nwld.o): Update.
125         * config/i386/t-netware (netware.o): Update.
126         * config/i386/t-interix (winnt.o): Update.
127         * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
128         * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
129         msformat-c.o): Update.
130         * config/bfin/t-bfin-linux (generated_files): Add
131         linux-sysroot-suffix.h.
132         * config/arm/t-wince-pe (pe.o): Update.
133         * config/arm/t-strongarm-pe (pe.o): Update.
134         * config/arm/t-pe (pe.o): Update.
135         * config/arm/t-arm (arm-c.o): Update.
136         * doc/install.texi (Prerequisites): Require make 3.80.
137         * Makefile.in: Remove .o targets.
138         (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
139         (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
140         (simple_generated_h, simple_generated_c): Move earlier.
141         (generated_files): New variable.
142         (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
143         TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
144         BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
145         ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
146         REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
147         CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
148         CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
149         INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
150         PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
151         TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
152         DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
153         VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
154         (.c.o): Remove.
155         (COMPILE.base, COMPILE): New variables.
156         (%.o): New pattern rule.
157         (ALL_HOST_OBJS): New variable.
158         (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
159         (dummy-checksum.o, cc1-checksum.o): Remove.
160         (DRIVER_SHLIB): New variable.
161         (DRIVER_DEFINES): Use it.
162         (gencondmd.c): Move out of build/.
163         (s-conditions): Update.
164         (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
165         (ALL_BUILD_OBJS): Likewise.
166         (build/%.o): Use BUILDCOMPILE.
167         (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
168         build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
169         build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
170         build/gencheck.o, build/gencodes.o, build/genconditions.o,
171         build/genconfig.o, build/genconstants.o, build/genemit.o,
172         build/genextract.o, build/genflags.o, build/genmddeps.o,
173         build/genopinit.o, build/genoutput.o, build/genpeep.o,
174         build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
175         build/gen-protos.o, build/scan.o, build/fix-header.o,
176         build/scan-decls.o): Simplify.
177         (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
178         cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
179         prefix.o, toplev.o): Reduce to variable setting.
180         (libbackend.o): Use COMPILE.  Remove most dependencies.  Move later.
181         ($(out_object_file), gcc-options.o): New targets.
182         ($(ALL_HOST_OBJS)): New target.  Include dependency files.
183         * configure: Rebuilt.
184         * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
185         * doc/sourcebuild.texi (Front End Directory): Document new variable.
186
187 2008-03-25  Douglas Gregor  <doug.gregor@gmail.com>
188
189         * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
190         complain when we hit an error, return ERROR_MARK_NODE.
191
192 2008-03-25  Naveen.H.S  <naveen.hs@kpitcummins.com>
193
194         * config/sh/constraints.md (Pso, Psz): New constraints.
195         * config/sh/sh.c (print_operand): Add %V and %W operand codes.
196         * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
197
198 2008-03-25  Naveen.H.S  <naveen.hs@kpitcummins.com>
199
200         * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
201         * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
202
203 2008-03-25  Naveen.H.S  <naveen.hs@kpitcummins.com>
204
205         * config/sh/sh.md (prefetch): Add condition for SH2A target.
206         (prefetch_sh2a): New.   
207
208 2008-03-25  Jayant Sonar  <Jayant.sonar@kpitcummins.com>
209             Naveen.H.S  <naveen.hs@kpitcummins.com>
210
211         * config/sh/constraints.md (I28): New constraint.
212         * config/sh/sh.c (broken_move): Add support for movi20s.
213         * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
214
215 2008-03-25  Anil Paranjape  <anil.paranjape@kpitcummins.com>
216             Jayant Sonar  <Jayant.sonar@kpitcummins.com>
217             Naveen.H.S  <naveen.hs@kpitcummins.com>
218
219         * config/sh/sh.c (SH_ATTRIBUTES): Define.
220         (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
221         (print_operand): Handle resbank in %@ operand code.
222         (sh_encode_section_info): New.
223         (push_regs): Add conditions for resbank.
224         (sh_expand_epilogue): Likewise.
225         (sh_insert_attributes): Likewise.
226         (sh_attribute_table): Likewise.
227         (sh_handle_resbank_handler_attribute): New.
228         (sh2a_handle_function_vector_handler_attribute): New.
229         (sh2a_is_function_vector_call): New.
230         (sh2a_get_function_vector_number): New.
231         (sh2a_function_vector_p): New.
232         (sh_cfun_resbank_handler_p): New.
233         * config/sh/sh.md (calli): Emit jsr/n if possible.
234         (calli_tbr_rel): New.
235         (calli_pcrel): Emit jsr/n if possible.
236         (return_i): Emit rts/n if possible.
237         (call_valuei_tbr_rel): New.
238         (call_valuei_pcrel): Add condition for SH2A target.
239         (call_value): Likewise.
240         * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
241         (sh2a_get_function_vector_number): Likewise.
242         (sh2a_is_function_vector_call): Likewise.
243         * doc/extend.texi: Document TBR relative addressing of SH2A.
244         (resbank): Add description for SH2A.
245
246 2008-03-24  Richard Guenther  <rguenther@suse.de>
247
248         PR c/22371
249         * gimplify.c (gimplify_modify_expr): For frontend type-correct
250         pointer assignments change conversions according to middle-end rules.
251         (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
252         * configure.ac: Include type checking in yes.
253         * configure: Regenerate.
254
255 2008-03-24  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
256
257         * diagnostic.c (diagnostic_count_diagnostic): Delete.
258         (diagnostic_report_diagnostic): Update. Handle ICEs here.
259         
260 2008-03-24  Nathan Sidwell  <nathan@codesourcery.com>
261
262         * gthr-vxworks.h (UNUSED): Define.
263
264 2008-03-23  H.J. Lu  <hongjiu.lu@intel.com>
265
266         * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and
267         CX_REG.
268
269 2008-03-23  Zuxy Meng <zuxy.meng@gmail.com>
270
271         * doc/extend.texi (Function Attributes): Add missing comma in the
272         example of the "alloc_size" attribute.
273         
274 2008-03-23  Uros Bizjak  <ubizjak@gmail.com>
275
276         Revert:
277         2008-03-05  H.J. Lu  <hongjiu.lu@intel.com>
278
279         * config/i386/i386-modes.def: Use 4 byte alignment on DI for
280         32bit host.
281
282         2008-03-19  Uros Bizjak  <ubizjak@gmail.com>
283
284         PR target/35496
285         * stor-layout.c (update_alignment_for_field): Set minimum alignment
286         of the underlying type of a MS bitfield layout to the natural
287         alignment of the type.
288
289         2008-03-22  Uros Bizjak  <ubizjak@gmail.com>
290
291         * config/i386/i386.c (assign_386_stack_local): Align DImode slots
292         to their natural alignment to avoid store forwarding stalls.
293
294 2008-03-22  Richard Guenther  <rguenther@suse.de>
295
296         * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
297         For PHI nodes verify the address is invariant.
298         * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
299         (get_symbol_constant_value): Use is_gimple_min_invariant.
300         (maybe_fold_stmt_indirect): Likewise.
301
302 2008-03-22  Richard Sandiford  <rsandifo@nildram.co.uk>
303
304         PR rtl-optimization/33927
305         * Makefile.in (dse.o): Depend on $(TM_P_H).
306         * expr.h (extract_low_bits): Declare.
307         * expmed.c (extract_low_bits): New function.
308         * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
309         * dse.c: Include tm_p.h.
310         (find_shift_sequence): Remove the read_reg argument and return the
311         read value.  Emit the instructions instead of returning them.
312         Iterate on new_mode rather than calculating it each time.
313         Check MODES_TIEABLE_P.  Use simplify_gen_subreg to convert the
314         source to NEW_MODE and extract_low_bits to convert the shifted
315         value to READ_MODE.
316         (replace_read): Allow the load and store to have different mode
317         classes.  Use extract_low_bits when SHIFT == 0.  Create the shift
318         or extraction instructions before trying the replacement.  Update
319         dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
320
321 2008-03-22  Uros Bizjak  <ubizjak@gmail.com>
322
323         * config/i386/i386.c (assign_386_stack_local): Align DImode slots
324         to their natural alignment to avoid store forwarding stalls.
325
326 2008-03-21  Andrew Pinski  <andrew_pinski@playstation.sony.com>
327
328         PR target/27946
329         * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
330         encouraging but not allowing gprs for input;
331         change the input constraint to !f#r.
332         (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
333         gprs for output;
334         change the output constraint to !f#r.
335
336 2008-03-21  Uros Bizjak  <ubizjak@gmail.com>
337
338         PR target/13958
339         * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
340         corresponding post-reload splitters.
341         ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
342         when x87 FP math is selected.
343         * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
344         New function prototype.
345         * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
346         unreachable function to ease macroization of insn patterns.
347
348 2008-03-21  Martin Jambor  <mjambor@suse.cz>
349
350         * tree-data-ref.c (dump_data_dependence_relation): Avoid data
351         reference dumps if ddr is NULL or dependence is unknown.
352
353 2008-03-20  Kaz Kojima  <kkojima@gcc.gnu.org>
354
355         * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
356         unsigned extension into account.
357         (ATOMIC_COMPARE_AND_SWAP): Likewise.
358         (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
359         Do computations on a scratch register.
360
361 2008-03-21  Richard Guenther  <rguenther@suse.de>
362
363         * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
364         Use is_gimple_min_invariant instead of TREE_INVARIANT.
365         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
366         * tree-ssa-dom.c (record_equality): Likewise.
367         * tree-inline.c (copy_body_r): Likewise.
368         * tree-ssa-pre.c (make_values_for_stmt): Remove test for
369         TREE_INVARIANT.
370
371 2008-03-20  Kaz Kojima  <kkojima@gcc.gnu.org>
372
373         * config/sh/sh.c (split_branches): Pass zero to redirect_jump
374         as 'delete_unused' argument.
375
376 2008-03-20  Richard Guenther  <rguenther@suse.de>
377
378         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
379         special casing of constant qualifiers.
380         * tree-ssa.c (useless_type_conversion_p_1): Instead do not
381         care about them in general.
382         * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
383         regardless of their type.
384         (fold_stmt_r): Forcefully fold *& if we end up with that.
385
386 2008-03-20  Paul Brook  <paul@codesourcery.com>
387
388         * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
389         * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
390         linker flags.
391         * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
392         definition.
393         (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
394         * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
395
396 2008-03-20  Volker Reichelt  <v.reichelt@netcologne.de>
397
398         * common.opt (Wmudflap): New option.
399         * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
400         (mx_register_decls): Likewise.
401         (mudflap_finish_file): Likewise.
402         * doc/invoke.texi: Document -Wno-mudflap.
403
404 2008-03-20  Kai Tietz  <kai.tietz@onevision.com>
405
406         * c-format.c (replace_format_name_to_system_name): New.
407         (cmp_attribs): New.
408         (convert_format_name_to_system_name): New.
409         (decode_format_attr): Add use of convert_format_name_to_system_name.
410         (format_types_orig): Add gnu_ prefix to names.
411         (check_format_info_main): Special treating of \0 escaped names for
412         supporting multi-character format specifiers as I32, I64.
413         (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
414         (gnu_target_overrides_format_attributes): New.
415         * c-format.h: Add structure target_ovr_attr to hold
416         system specific formatter names.
417         * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
418         msformat-c.o file to c_target_objs and cxx_target_objs.
419         * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
420         (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
421         (TARGET_N_FORMAT_TYPES): New.
422         * config/i386/msformat-c.c: New.
423         * config/i386/t-cygming: Add build rule for msformat-c.o.
424         * doc/extend.texi: Add new format names gnu_* and ms_* and
425         further details.
426         * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
427
428 2008-03-20  Ira Rosen  <irar@il.ibm.com>
429
430         * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
431         optimizations turned on under -O3.
432         (ftree-vectorize): Add that the flag is turned on with -O3.
433
434 2008-03-20  Ben Elliston  <bje@au.ibm.com>
435
436         * regmove.c (try_auto_increment): Fix spelling error in comment.
437         * final.c (final_scan_insn): Likewise.
438
439 2008-03-20  Uros Bizjak  <ubizjak@gmail.com>
440
441         PR target/14552
442         * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
443         allocator preferences for "y" and "r" class registers.
444         ("*mov<mode>_internal"): Ditto.
445         ("*movv2sf_internal_rex64"): Ditto.
446         ("*movv2sf_internal"): Ditto.
447
448 2008-03-19  Michael Matz  <matz@suse.de>
449
450         PR middle-end/35616
451         * calls.c (expand_call): Check overlap of arguments with call
452         address for sibcalls.
453
454 2008-03-19  Uros Bizjak  <ubizjak@gmail.com>
455
456         PR target/35496
457         * stor-layout.c (update_alignment_for_field): Set minimum alignment
458         of the underlying type of a MS bitfield layout to the natural
459         alignment of the type.
460
461 2008-03-19  Jan Hubicka  <jh@suse.cz>
462
463         PR other/35094
464         * toplev.c (decode_d_option): Handle all CPP flags.
465         * tree-vrp.c: Update tree_pass descriptors.
466         * regrename.c: Update tree_pass descriptors.
467         * fwprop.c: Update tree_pass descriptors.
468         * doc/invoke.texi: Remove documentation of dropped -d? flags.
469         * tree-into-ssa.c: Update tree_pass descriptors.
470         * tree-dump.c: Update tree_pass descriptors.
471         * tree-complex.c: Update tree_pass descriptors.
472         * tree-dump.h: Update tree_pass descriptors.
473         * see.c: Update tree_pass descriptors.
474         * cgraphbuild.c: Update tree_pass descriptors.
475         * tracer.c: Update tree_pass descriptors.
476         * tree-loop-distribution.c: Update tree_pass descriptors.
477         * cgraph.c: Update tree_pass descriptors.
478         * postreload-gcse.c: Update tree_pass descriptors.
479         * postreload.c: Update tree_pass descriptors.
480         * tree-ssa-loop-ch.c: Update tree_pass descriptors.
481         * tree-tailcall.c: Update tree_pass descriptors.
482         * tree-pass.h (tree_opt_pass): Rename to ...
483         (opt_pass) ... this one; add "type" field and remove letter field.
484         (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
485         (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
486         all_lowering_passes): Update declaration.
487         * ipa-cp.c: Update tree_pass descriptors.
488         * final.c: Update tree_pass descriptors.
489         * omp-low.c: Update tree_pass descriptors.
490         * tree-ssa-dse.c: Update tree_pass descriptors.
491         * ipa-reference.c: Update tree_pass descriptors.
492         * tree-ssa-uncprop.c: Update tree_pass descriptors.
493         * auto-inc-dec.c: Update tree_pass descriptors.
494         * reorg.c: Update tree_pass descriptors.
495         * cgraphunit.c: Update tree_pass descriptors.
496         * tree-ssa-copyrename.c: Update tree_pass descriptors.
497         * tree-ssa-ccp.c: Update tree_pass descriptors.
498         * df-core.c: Update tree_pass descriptors.
499         * mode-switching.c: Update tree_pass descriptors.
500         * tree-nomudflap.c: Update tree_pass descriptors.
501         * modulo-sched.c: Update tree_pass descriptors.
502         * ipa-pure-const.c: Update tree_pass descriptors.
503         * cse.c: Update tree_pass descriptors.
504         * web.c: Update tree_pass descriptors.
505         * tree-stdarg.c: Update tree_pass descriptors.
506         * tree-ssa-math-opts.c: Update tree_pass descriptors.
507         * tree-ssa-dom.c: Update tree_pass descriptors.
508         * tree-nrv.c: Update tree_pass descriptors.
509         * tree-ssa-alias.c: Update tree_pass descriptors.
510         * loop-init.c: Update tree_pass descriptors.
511         * gimple-low.c: Update tree_pass descriptors.
512         * ipa-inline.c: Update tree_pass descriptors.
513         * tree-ssa-sink.c: Update tree_pass descriptors.
514         * global.c: Update tree_pass descriptors.
515         * ifcvt.c: Update tree_pass descriptors.
516         * jump.c: Update tree_pass descriptors.
517         * predict.c: Update tree_pass descriptors.
518         * tree-ssa-loop.c: Update tree_pass descriptors.
519         * recog.c: Update tree_pass descriptors.
520         * dse.c: Update tree_pass descriptors.
521         * tree-ssa-ifcombine.c: Update tree_pass descriptors.
522         * tree-eh.c: Update tree_pass descriptors.
523         * regmove.c: Update tree_pass descriptors.
524         * local-alloc.c
525         * function.c: Update tree_pass descriptors.
526         * tree-vectorizer.c: Update tree_pass descriptors.
527         * gcse.c: Update tree_pass descriptors.
528         * ipa-type-escape.c: Update tree_pass descriptors.
529         * tree-if-conv.c: Update tree_pass descriptors.
530         * init-regs.c: Update tree_pass descriptors.
531         * ipa.c: Update tree_pass descriptors.
532         * tree-ssa-phiopt.c: Update tree_pass descriptors.
533         * rtl-factoring.c: Update tree_pass descriptors.
534         * lower-subreg.c: Update tree_pass descriptors.
535         * bt-load.c: Update tree_pass descriptors.
536         * tree-dfa.c: Update tree_pass descriptors.
537         * except.c: Update tree_pass descriptors.
538         * emit-rtl.c: Update tree_pass descriptors.
539         * cfgexpand.c: Update tree_pass descriptors.
540         * tree-cfgcleanup.c: Update tree_pass descriptors.
541         * cfgcleanup.c: Update tree_pass descriptors.
542         * tree-ssa-pre.c: Update tree_pass descriptors.
543         * tree-sra.c: Update tree_pass descriptors.
544         * tree-mudflap.c: Update tree_pass descriptors.
545         * tree-ssa-copy.c: Update tree_pass descriptors.
546         * cfglayout.c: Update tree_pass descriptors.
547         * tree-ssa-forwprop.c: Update tree_pass descriptors.
548         * tree-ssa-dce.c: Update tree_pass descriptors.
549         * tree-ssa.c: Update tree_pass descriptors.
550         * regclass.c: Update tree_pass descriptors.
551         * integrate.c: Update tree_pass descriptors.
552         * tree-optimize.c: Update tree_pass descriptors.
553         * tree-ssa-phiprop.c: Update tree_pass descriptors.
554         * tree-object-size.c: Update tree_pass descriptors.
555         * combine.c: Update tree_pass descriptors.
556         * tree-outof-ssa.c: Update tree_pass descriptors.
557         * bb-reorder.c: Update tree_pass descriptors.
558         * stack-ptr-mod.c: Update tree_pass descriptors.
559         * var-tracking.c: Update tree_pass descriptors.
560         * tree-profile.c: Update tree_pass descriptors.
561         * tree-vect-generic.c: Update tree_pass descriptors.
562         * reg-stack.c: Update tree_pass descriptors.
563         * sched-rgn.c: Update tree_pass descriptors.
564         * tree-ssa-structalias.c: Update tree_pass descriptors.
565         * tree-cfg.c: Update tree_pass descriptors.
566         * passes.c (current_pass): Update declaration.
567         (finish_optimization_passes): Update.
568         (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
569         (register_one_dump_file, register_dump_files_1, next_pass_1):
570         Update arguments.
571         (init_optimization_passes): Update handling of new types.
572         (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
573         * ipa-struct-reorg.c: Update tree_pass descriptors.
574         * tree-ssa-reassoc.c: Update tree_pass descriptors.
575         * combine-stack-adj.c: Update tree_pass descriptors.
576         * cfgrtl.c: Update tree_pass descriptors.
577         * dce.c: Update tree_pass descriptors.
578         * tree-ssanames.c: Update tree_pass descriptors.
579
580 2008-03-19  Richard Guenther  <rguenther@suse.de>
581
582         PR middle-end/35609
583         * tree-ssa.c (walk_data): New structure.
584         (warn_uninitialized_var): If not always_executed warn with "maybe"
585         instead of "is".
586         (execute_early_warn_uninitialized): Compute post-dominators.
587         Initialize always_executed before processing each basic block.
588
589 2008-03-18  Mikulas Patocka  <mikulas@artax.karlin.mff.cuni.cz>
590
591         PR target/35504
592         * config/i386/i386.c (x86_this_parameter): Calculate correct location
593         of "this" pointer when "regparm = N" or "fastcall" is in effect.
594
595 2008-03-18  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
596
597         * doc/include/texinfo.tex: Update to version 2008-03-17.10.
598
599 2008-03-18  Paolo Bonzini  <bonzini@gnu.org>
600
601         * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
602         is true.
603         (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
604         (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
605         is true.  Add "&& !ignore" condition to reduce_bit_field.  Modify
606         target after ignore has been set, and move there also the commputation
607         of subtarget and original_target.
608         * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
609         (LANG_HOOKS_INITIALIZER): Remove it.
610         * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
611
612 2008-03-18  Richard Guenther  <rguenther@suse.de>
613
614         * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
615         found an expression with constants, note that in the VN for the lhs.
616         * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
617         fold them to constants if possible.  Run cleanup_cfg if done so.
618         (execute_pre): Return todo.
619         (do_pre): Likewise.
620         (execute_fre): Likewise.
621         * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
622         of constants.
623         (get_prop_source_stmt): Look through pointer conversions.
624
625 2008-03-18  Jan Hubicka  <jh@suse.cz>
626
627         * tree-pretty-print.c: Include predict.h.
628         (dump_generic_node): Dump predictor.
629         * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
630         * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
631         * gimple-low.c (lower_stmt): Likewise.
632         * expr.c (expand_expr_real): Likewise.
633         * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
634         them.
635         (build_predict_expr, build_predict_expr): New.
636         * predict.h (predictor_name, build_predict_expr): Update.
637         * c-typeck.c (c_finish_bc_stmt): Add prediction.
638         * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
639         * predict.def (PRED_CONTINUE): Update hitrate.
640         * tree.def (PREDICT_EXPR): Define.
641         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
642         do not handle BIND_EXPR.
643         * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
644         * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
645         * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
646         operands.
647
648 2008-03-18  Michael Matz  <matz@suse.de>
649
650         * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
651
652 2008-03-18  Richard Guenther  <rguenther@suse.de>
653
654         * tree-gimple.h (is_gimple_invariant_address): Declare.
655         (is_gimple_constant): Likewise.
656         * tree-gimple.c (is_gimple_constant): New function.
657         (is_gimple_invariant_address): Likewise.
658         (is_gimple_min_invariant): Implement in terms of is_gimple_constant
659         and is_gimple_invariant_address.
660         * tree-ssa-loop-niter.c (expand_simple_operations): Revert
661         previous change.
662         * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
663         an addressable base.
664
665 2008-03-18  Jakub Jelinek  <jakub@redhat.com>
666
667         PR middle-end/35611
668         * gimplify.c (gimplify_expr): Gimplify second operand of
669         OMP_ATOMIC_LOAD.
670
671 2008-03-17  Richard Guenther  <rguenther@suse.de>
672
673         PR tree-optimization/19637
674         * fold-const.c (fold_unary): Remove restrictions of removing
675         intermediate pointer-conversions (P2)(P1)P0.
676         * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
677         conversion to void pointer.
678         (get_maxval_strlen): Handle addresses of the form &(*p)[0].
679
680 2008-03-16  James E. Wilson  <wilson@tuliptree.org>
681
682         PR debug/31510
683         * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
684         emulated thread local variables.
685
686 2008-03-16  Richard Guenther  <rguenther@suse.de>
687
688         PR middle-end/35607
689         * tree-ssa-loop-niter.c (expand_simple_operations): Do not
690         expand TREE_INVARIANT operations that are not gimple invariant.
691
692 2008-03-16  Hans-Peter Nilsson  <hp@axis.com>
693
694         * doc/extend.texi (Alignment): Say that the ABI controls
695         the __alignof__ for non-strict-alignment targets rather
696         than being a recommendation.
697
698 2008-03-15  Paul Brook  <paul@codesourcery.com>
699
700         * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
701         annotations.
702         (arm_output_fn_unwind): Mark functions that can not be unwound.
703
704 2008-03-15  Paul Brook  <paul@codesourcery.com>
705
706         * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
707         extension instructions.
708
709 2008-03-15  Richard Guenther  <rguenther@suse.de>
710
711         * tree-ssa-ccp.c (ccp_fold): Also read from constant values
712         and fold constant aggregate refs.
713         (fold_const_aggregate_ref): Handle string constants
714         and constructors in ARRAY_REFs.  Handle INDIRECT_REF.
715         (evaluate_stmt): Simplify now that ccp_fold folds constant
716         aggregate refs.
717
718 2008-03-15  Paul Brook  <paul@codesourcery.com>
719
720         * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
721         (extzv): Use gen_extzv_t2.
722         (insv_t2, insv_zero, extv, extzv_t2): New patterns.
723
724 2008-03-15  Richard Guenther  <rguenther@suse.de>
725
726         * tree-ssa-ccp.c (get_symbol_constant_value): Export.
727         (fold_const_aggregate_ref): Likewise.
728         (get_value): Return NULL if we don't have any values.
729         (ccp_finalize): Set const_val to NULL after freeing it.
730         * tree-flow.h (get_symbol_constant_value): Declare.
731         (fold_const_aggregate_ref): Likewise.
732         * tree-ssa-sccvn.c (try_to_simplify): Use them.
733
734 2008-03-15  Richard Guenther  <rguenther@suse.de>
735
736         PR middle-end/35593
737         * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
738         to not produce negative array indices if not allowed.  Add
739         parameter to indicate that.
740         (maybe_fold_offset_to_component_ref): Allow negative array
741         indices only for the first member of a structure.
742         (maybe_fold_offset_to_reference): Allow negative array indices.
743         (maybe_fold_stmt_addition): Likewise.
744
745 2008-03-15  Bjoern Haase  <bjoern.m.haase@web.de>
746             Anatoly Sokolov <aesok@post.ru>
747
748         * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
749         (avr_arch): Add ARCH_AVR6.
750         (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
751         (initial_elimination_offset): Initialize and use 'avr_pc_size' 
752         instead of fixed value 2.
753         (print_operand_address): Use gs() asm specifier instead of pm().
754         (avr_assemble_integer): (Ditto.).
755         (avr_output_addr_vec_elt): (Ditto.).
756         (print_operand): Handle "!" code.
757         * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add 
758         __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
759         (AVR_HAVE_EIJMP_EICALL): Define.
760         (AVR_3_BYTE_PC): Redefine.
761         (AVR_2_BYTE_PC): (Ditto.).
762         (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
763         (LINK_SPEC): Add atmega2560 and atmega2561.
764         (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561 
765         (crtm2561.o).
766         * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall 
767         for 3 byte PC devices.
768         (call_value_insn): (Ditto.).
769         (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
770         (indirect_jump): Use only for for 2 byte PC devices.
771         (*tablejump): (Ditto.).
772         (*indirect_jump_avr6): Add insn.
773         (*tablejump_rjmp): Don't use for 3 byte PC devices.
774         * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp 
775         instead of ijmp for 3 byte PC devices.
776         (__tablejump2__): (Ditto.).
777         * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
778         (MULITLIB_DIRNAMES): (Ditto.). 
779         (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
780
781 2008-03-15  Uros Bizjak  <ubizjak@gmail.com>
782
783         * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
784         "sse2_umulsidi3".  Use V1DI mode for operand 0.
785         ("mmx_psadbw"): Use V1DI mode for operand 0.
786         * config/i386/i386-modes.def (V1SI): New vector mode.
787         * config/i386/i386.c (struct builtin_description)
788         [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
789         (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
790         (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
791         (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
792         v1di_ftype_v8qi_v8qi type.
793         [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
794
795         * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
796         __builtin_ia32_pmuludq]: Fix the mode of return value.
797
798 2008-03-15  Richard Guenther  <rguenther@suse.de>
799
800         PR middle-end/35595
801         * tree-ssa-pre.c (bitmap_find_leader): Handle expression
802         being a PHI_NODE.
803
804 2008-03-14  Bob Wilson  <bob.wilson@acm.org>
805         
806         * doc/invoke.texi (Option Summary, Xtensa Options): Document
807         -mserialize-volatile and -mno-serialize-volatile Xtensa options.
808         * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
809         unless TARGET_SERIALIZE_VOLATILE is enabled.
810         * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
811         * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
812         * config/xtensa/xtensa.opt (mserialize_volatile): New option.
813
814 2008-03-14  Richard Guenther  <rguenther@suse.de>
815
816         PR tree-optimization/34172
817         * tree-flow.h (refs_may_alias_p): Declare.
818         (get_single_def_stmt): Likewise.
819         (get_single_def_stmt_from_phi): Likewise.
820         (get_single_def_stmt_with_phi): Likewise.
821         * tree-dfa.c (refs_may_alias_p): New function.
822         (get_single_def_stmt): Likewise.
823         (get_single_def_stmt_from_phi): Likewise.
824         (get_single_def_stmt_with_phi): Likewise.
825         * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
826         (vn_reference_lookup_1): New helper function.
827         (vn_reference_lookup): Walk the virtual use-def chain to
828         continue searching for a match if the def does not alias the
829         reference we are looking for.
830
831 2008-03-14  David Edelsohn  <edelsohn@gnu.org>
832
833         * doc/install.texi (Binaries): Remove UCLA archive.  Add HVCC
834         archive and Perzl.  Update The Written Word listing.
835
836 2008-03-14  Richard Guenther  <rguenther@suse.de>
837
838         PR tree-optimization/34043
839         PR tree-optimization/33989
840         * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
841         when doing FRE.
842         (bitmap_find_leader): Use extra argument to verify dominance
843         relationship inside a basic-block.
844         (can_PRE_operation): Add VIEW_CONVERT_EXPR.
845         (find_leader_in_sets): Adjust.
846         (create_component_ref_by_pieces): Take extra argument for
847         dominance check, handle lookup failures.
848         (find_or_generate_expression): Likewise.
849         (create_expression_by_pieces): Likewise.
850         (insert_into_preds_of_block): Adjust.
851         (create_value_expr_from): If asked for, verify all operands
852         are in the blocks AVAIL_OUT set.
853         (make_values_for_stmt): Check for SSA_NAMEs that are life
854         over an abnormal edge.
855         (compute_avail): Remove such check.
856         (do_SCCVN_insertion): New function.
857         (eliminate): If we do not find a leader suitable for replacement
858         insert a replacement expression from SCCVN if available.
859         * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
860         (struct vn_ssa_aux): Add needs_insertion flag.
861         * tree-ssa-sccvn.c (may_insert): New global flag.
862         (copy_reference_ops_from_ref): Value-number union member access
863         based on its size, not type and member if insertion is allowed.
864         (visit_reference_op_load): For a weak match from union type
865         punning lookup a view-converted value and insert a SSA_NAME
866         for that value if that is not found.
867         (visit_use): Make dumps shorter.  Do not disallow value numbering
868         SSA_NAMEs that are life over an abnormal edge to constants.
869         (free_scc_vn): Release inserted SSA_NAMEs.
870         (run_scc_vn): New flag to specify whether insertion is allowed.
871         Process SSA_NAMEs in forward order.
872         * tree-ssa-loop-im.c (for_each_index): Handle invariant
873         ADDR_EXPRs inside VIEW_CONVERT_EXPR.
874         * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
875         pointer type to/from integral types that do not change the
876         precision to regular conversions.
877
878 2008-03-13  Uros Bizjak  <ubizjak@gmail.com>
879
880         * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
881         __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
882         __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
883         __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
884         input arguments and the mode of return value.  Built-in functions
885         that operate on whole 64-bit MMX register now use V1DI mode.
886
887 2008-03-13  Alon Dayan  <alond@il.ibm.com>
888             Olga Golovanevsky  <olga@il.ibm.com>
889
890         PR tree-optimization/35041
891         * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
892         to locate the right position in a statement.
893
894 2008-03-13  Uros Bizjak  <ubizjak@gmail.com>
895
896         PR target/34000
897         PR target/35553
898         * config/i386/xmmintrin.h:  Change all static inline functions to
899         extern inline and add __gnu_inline__ attribute.
900         * config/i386/bmintrin.h: Ditto.
901         * config/i386/smmintrin.h: Ditto.
902         * config/i386/tmmintrin.h: Ditto.
903         * config/i386/mmintrin-common.h: Ditto.
904         * config/i386/ammintrin.h: Ditto.
905         * config/i386/emmintrin.h: Ditto.
906         * config/i386/pmmintrin.h: Ditto.
907         * config/i386/mmintrin.h: Ditto.
908         * config/i386/mm3dnow.h: Ditto.
909
910 2008-03-13  Jakub Jelinek  <jakub@redhat.com>
911
912         PR middle-end/35185
913         * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
914         (lower_omp_2): New function.
915         (lower_omp_1, lower_omp): Rewritten.
916
917 2008-03-13  Danny Smith  <dannysmith@users.sourceforge.net>
918
919         PR 35054
920         * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
921         with the phrase "Microsoft Windows compilers".
922         (Push/Pop Macro Pragmas): New subsection. Document
923         #pragma push_macro and pragma pop_macro.
924
925 2008-03-12  Paul Brook  <paul@codesourcery.com>
926
927         * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
928
929 2008-03-12  Paul Brook  <paul@codesourcery.com>
930
931         * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
932         (thumb2_alusi3_short): Exclude PLUS and MINUS.
933         (thumb2_addsi_shortim): Rename ...
934         (thumb2_addsi_short): ... to this.  Allow register operands.
935         (thumb2_subsi_short): New pattern.
936         (thumb2_one_cmplsi2_short,
937         thumb2_negsi2_short): New patterns and peepholes.
938
939 2008-03-12  Paul Brook  <paul@codesourcery.com>
940
941         * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
942
943 2008-03-12  Uros Bizjak  <ubizjak@gmail.com>
944
945         * config/i386/i386.md (int_cond): New code iterator.
946         (fp_cond): Ditto.
947         ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
948         sge, sgeu, sle and sleu expanders usign int_cond code iterator.
949         ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
950         sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
951         ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
952         bge, bgeu, ble and bleu expanders usign int_cond code iterator.
953         ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
954         bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
955
956 2008-03-12  Paul Brook  <paul@codesourcery.com>
957
958         * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
959         instead of {arm,thumb}_compute_save_reg_mask.
960         (output_return_instruction): Ditto.
961         (thumb_unexpanded_epilogue): Ditto.
962         (thumb1_expand_prologue): Ditto.
963         (thumb1_output_function_prologue): Ditto.
964         (arm_set_return_address): Ditto.
965         (thumb_set_return_address): Ditto.
966         (arm_get_frame_offsets): Set offsets->saved_regs_mask.  Push extra
967         regs to achieve stack alignment.
968         (thumb1_compute_save_reg_mask): Fix compiler warning.
969         (arm_output_epilogue): Use offsets->saved_regs_mask.
970         Adjust stack pointer by poping call clobered registers.
971         (arm_expand_prologue): Use offsets->saved_regs_mask.
972         Adjust stack pointer by pushing extra registers.
973         * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
974
975 2008-03-12  Paolo Bonzini  <bonzini@gnu.org>
976
977         PR tree-opt/35422
978         * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
979         conversion to the operands of a multiplication.
980
981 2008-03-12  Richard Guenther  <rguenther@suse.de>
982
983         * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
984         (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
985         * timevar.def (TV_TREE_PHIPROP): Add.
986         * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
987         pass description.  Use TV_TREE_PHIPROP.
988         * tree-ssa-forwprop.c: Remove phiprop code.
989
990 2008-03-12  Jakub Jelinek  <jakub@redhat.com>
991
992         PR middle-end/35549
993         * omp-low.c (maybe_lookup_decl): Constify first argument.
994         (use_pointer_for_field): Change last argument from bool to
995         omp_context *.  Disallow shared copy-in/out in nested
996         parallel if decl is shared in outer parallel too.
997         (build_outer_var_ref, scan_sharing_clauses,
998         lower_rec_input_clauses, lower_copyprivate_clauses,
999         lower_send_clauses, lower_send_shared_vars): Adjust callers.
1000
1001 2008-03-12  Victor Kaplansky  <victork@il.ibm.com>
1002             Ira Rosen  <irar@il.ibm.com>
1003
1004         * tree-vectorizer.c (free_stmt_vec_info): New function.
1005         (destroy_loop_vec_info): Move code to free_stmt_vec_info().
1006         Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
1007         * tree-vectorizer.h (free_stmt_vec_info): Declare.
1008         * tree-vect-transform.c (vectorizable_conversion): Free
1009         vec_oprnds0 if it was allocated.
1010         (vect_permute_store_chain): Remove unused VECs.
1011         (vectorizable_store): Free VECs that are allocated in the..
1012         function.
1013         (vect_transform_strided_load, vectorizable_load): Likewise.
1014         (vect_remove_stores): Simplify the code.
1015         (vect_transform_loop): Move code to vect_remove_stores().
1016         Call vect_remove_stores() and free_stmt_vec_info().
1017
1018 2008-03-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1019
1020         * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
1021         TARGET_HPUX.  Revise comment.
1022         (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
1023         * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
1024         Use sr4 variant of `be' instruction when not generating PIC code.
1025         (attr_length_call): Adjust for above change.
1026
1027 2008-03-11  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1028
1029         * ipa-reference.c (static_execute): Remove module_statics_const and
1030         associated setting code.
1031
1032 2008-03-11  Uros Bizjak  <ubizjak@gmail.com>
1033
1034         PR target/35540
1035         * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
1036         predicate for operand 1.
1037         (paritysi2_cmp): Use register_operand predicate for operand 2.
1038         Use earlyclobber modifier for operand 1.  Remove support for
1039         memory operands.
1040         (paritydi2_cmp): Use register_operand predicate for operand 3.
1041         Use earlyclobber modifier for operand 1.  Remove support for
1042         memory operands.
1043
1044 2008-03-11  Paul Brook  <paul@codesourcery.com>
1045             Vladimir Prus  <vladimir@codesourcery.com>
1046
1047         * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
1048         (arm_compute_save_reg0_reg12_mask): Always
1049         check if register 11 must be saved.  Always safe hard frame pointer
1050         when frame_pointer_needeed.
1051         (arm_compute_save_reg_mask): Save IP and PC
1052         only with apcs frames.
1053         (arm_output_epilogue): Adjust Thumb2 codepath to
1054         be also invoked and work for ARM non-apcs frames.
1055         (arm_expand_prologue): Don't bother saving IP
1056         for non-apcs frame, since it's not clobbered by
1057         prologue code.  Implement non-apcs frame
1058         layout.
1059
1060 2008-03-11  Paolo Bonzini  <bonzini@gnu.org>
1061
1062         PR rtl-optimization/35281
1063         * expr.c (convert_move): Use a new pseudo for the intermediate
1064         from_mode->word_mode result.
1065
1066 2008-03-11  Paolo Bonzini  <bonzini@gnu.org>
1067
1068         * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
1069         * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
1070         * toplev.c (compile_file): Don't call it.
1071
1072 2008-03-11  Uros Bizjak  <ubizjak@gmail.com>
1073
1074         PR middle-end/35526
1075         * expr.c (store_expr): Call emit_block_move if the mode
1076         of "temp" RTX is BLKmode.
1077
1078 2008-03-11  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1079             Richard Guenther  <rguenther@suse.de>
1080
1081         PR tree-optimization/31358
1082         * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
1083         the step with a NULL_TREE.
1084         * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
1085         to sizetype if type is a pointer type.
1086         (add_candidate_1): Don't convert the base and step to
1087         the generic type if the orginal type is a pointer type.
1088         (add_iv_value_candidates): Use sizetype for the step
1089         if type is a pointer type.
1090         (cand_value_at): Likewise.
1091         * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
1092         for pointer types.
1093         * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
1094         Don't convert the tem affine to the type.
1095         (add_elt_to_tree): Use sizetype for the step if a pointer.
1096         Use POINTER_PLUS_EXPR for pointers.
1097         (aff_combination_to_tree): Use sizetype for the step if a
1098         pointer.
1099
1100 2008-03-10  Vladimir Makarov  <vmakarov@redhat.com>
1101
1102         * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
1103         Remove commutativity hint.
1104
1105 2008-03-10  Jakub Jelinek  <jakub@redhat.com>
1106
1107         PR c/35438
1108         PR c/35439
1109         * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
1110         errorneous type.  Check that v is a VAR_DECL.
1111
1112         PR middle-end/35099
1113         * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
1114
1115 2008-03-10  H.J. Lu  <hongjiu.lu@intel.com>
1116
1117         PR tree-optimization/35494
1118         * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
1119         may be overriden at link and run time.
1120
1121 2008-03-10  Richard Guenther  <rguenther@suse.de>
1122
1123         PR tree-optimization/34677
1124         * tree-ssa-pre.c (modify_expr_node_pool): Remove.
1125         (poolify_tree): Likewise.
1126         (modify_expr_template): Likewise.
1127         (poolify_modify_stmt): Likewise.
1128         (insert_fake_stores): Handle all component-ref style stores
1129         in addition to INDIRECT_REF.  Also handle complex types.
1130         Do not poolify the inserted load.
1131         (realify_fake_stores): Do not rebuild the tree but only
1132         make it a SSA_NAME copy.
1133         (init_pre): Remove initialzation of modify_expr_template.
1134         Do not allocate modify_expr_node_pool.
1135         (fini_pre): Do not free modify_expr_node_pool.
1136
1137 2008-03-10  Paul Brook  <paul@codesourcery.com>
1138
1139         * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
1140         to avoid conflicts.
1141
1142 2008-03-10  Paul Brook  <paul@codesourcery.com>
1143             Mark Shinwell  <shinwell@codesourcery.com>
1144
1145         * config/arm/cortex-r4.md: New.
1146         * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
1147         insn attributes.
1148         * config/arm/arm.md: Include cortex-r4.md.
1149         (insn): Add smmls, sdiv and udiv values.
1150         (generic_sched): Don't use generic scheduling for Cortex-R4.
1151         (arm_issue_rate): New function.
1152         (TARGET_SCHED_ISSUE_RATE): Define.
1153
1154 2008-03-10  Sebastian Pop  <sebastian.pop@amd.com>
1155
1156         * doc/invoke.texi (-ftree-loop-distribution): Add an example.
1157
1158 2008-03-10  Richard Guenther  <rguenther@suse.de>
1159
1160         * tree-ssa-pre.c (get_sccvn_value): Simplify.
1161         (compute_avail): Do not add stmt uses to AVAIL_OUT.
1162
1163 2008-03-10  Paolo Bonzini  <bonzini@gnu.org>
1164
1165         * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
1166         Set default to true.
1167
1168 2008-03-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1169
1170         * c.opt (Wsynth): Deprecate.
1171         * doc/invoke.texi (Option Summary, Warning Options): Document
1172         -Wno-format-contains-nul.
1173
1174 2008-03-09  Uros Bizjak  <ubizjak@gmail.com>
1175
1176         PR target/35496
1177         * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
1178         ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
1179
1180 2008-03-09  Ira Rosen  <irar@il.ibm.com>
1181
1182         * config/rs6000/rs6000.c (builtin_description): Rename vector
1183         left shift operations.
1184         * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
1185         (altivec_vsl<VI_char>): Rename to ...
1186         (ashl<mode>3): ... new name.
1187         (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
1188         gen_ashlv4si3.
1189         (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
1190
1191 2008-03-08  Richard Guenther  <rguenther@suse.de>
1192
1193         * coverage.h (tree_coverage_counter_addr): Declare.
1194         * coverage.c (tree_coverage_counter_addr): New function.
1195         * tree-profile.c (tree_gen_edge_profiler): Unshare counter
1196         before using again.
1197         (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
1198         (tree_gen_one_value_profiler): Likewise.
1199         (tree_gen_ic_profiler): Likewise.
1200         (tree_gen_average_profiler): Likewise.
1201         (tree_gen_ior_profiler): Likewise.
1202
1203 2008-03-08  Richard Guenther  <rguenther@suse.de>
1204
1205         * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
1206         (vn_binary_op_insert): Likewise.
1207         (vn_unary_op_lookup): Likewise.
1208         (vn_unary_op_insert): Likewise.
1209         (vn_nary_op_lookup): Declare.
1210         (vn_nary_op_insert): Likewise.
1211         * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
1212         and binary hashes, use a single obstack for unary_op_pool
1213         and binary_op_pool.
1214         (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
1215         a single struct vn_nary_op_s.  Store tree code length and
1216         a variable number of operands.
1217         (struct vn_reference_op_struct): Remove unused op2.
1218         (vn_reference_op_eq): Do not compare op2.
1219         (vn_reference_op_compute_hash): Do not compute hash of op2.
1220         (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
1221         (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
1222         with vn_nary_op_compute_hash.
1223         (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
1224         (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
1225         vn_nary_op_lookup.
1226         (vn_unary_op_insert, vn_binary_op_insert): Replace with
1227         vn_nary_op_insert.
1228         (visit_unary_op): Call nary functions.
1229         (visit_binary_op): Likewise.
1230         (process_scc): Adjust for struct vn_tables_s changes.
1231         (allocate_vn_table): Likewise.
1232         (free_vn_table): Likewise.
1233         * tree-vn.c (vn_add): Call nary functions.
1234         (vn_lookup): Likewise.
1235
1236 2008-03-08  Jakub Jelinek  <jakub@redhat.com>
1237
1238         PR target/35498
1239         * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
1240         wdst back after sync_compare_and_swapqhi_internal.
1241
1242 2008-03-08  Uros Bizjak  <ubizjak@gmail.com>
1243
1244         PR target/22152
1245         * config/i386/i386-modes.def (V1DI): New vector mode.
1246         * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
1247         * config/i386/mmx.md (MMXMODEI8): New mode iterator.
1248         (MMXMODE248): Ditto.
1249         (MMXMODE): Add V1DI mode.
1250         (mmxvecsize): Change DI mode to V1DI mode.
1251         ("mov<mode>): Use MMXMODEI8 mode iterator.
1252         ("*mov<mode>_internal_rex64"): Ditto.
1253         ("*mov<mode>_internal"): Ditto.
1254         ("mmx_add<mode>3"): Ditto.  Handle V1DImode for TARGET_SSE2.
1255         ("mmx_sub<mode>3"): Ditto.
1256         ("mmx_adddi3"): Remove insn pattern.
1257         ("mmx_subdi3"): Ditto.
1258         ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
1259         ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
1260         ("mmx_ashl<mode>3"): Ditto.
1261         ("mmx_lshrdi3"): Remove insn pattern.
1262         ("mmx_ashldi3"): Ditto.
1263         * config/i386/i386.c (classify_argument): Handle V1DImode.
1264         (function_arg_advance_32): Ditto.
1265         (function_arg_32): Ditto.
1266         (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
1267         mmx_addv1di3 insn pattern.
1268         [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
1269         [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
1270         IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
1271         IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
1272         Remove definitions of built-in functions.
1273         (V1DI_type_node): New node.
1274         (v1di_ftype_v1di_int): Ditto.
1275         (v1di_ftype_v1di_v1di): Ditto.
1276         (v2si_ftype_v2si_si): Ditto.
1277         (v4hi_ftype_v4hi_di): Remove node.
1278         (v2si_ftype_v2si_di): Ditto.
1279         (ix86_init_mmx_sse_builtins): Handle V1DImode.
1280         (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
1281         Redefine builtins using def_builtin_const with *_ftype_*_int node.
1282         (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
1283         Add new builtins using def_builtin_const.
1284         (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
1285         IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
1286         IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
1287         * config/i386/mmintrin.h (__v1di): New typedef.
1288         (_mm_add_si64): Cast arguments to __v1di type.
1289         (_mm_sub_si64): Ditto.
1290         (_mm_sll_pi16): Cast __count to __v4hi type.
1291         (_mm_sll_pi32): Cast __count to __v2si type.
1292         (_mm_sll_si64): Cast arguments to __v1di type.
1293         (_mm_srl_pi16): Cast __count to __v4hi type.
1294         (_mm_srl_pi32): Cast __count to __v2si type.
1295         (_mm_srl_si64): Cast arguments to __v1di type.
1296         (_mm_sra_pi16): Cast __count to __v4hi type.
1297         (_mm_sra_pi32): Cast __count to __v2si type.
1298         (_mm_slli_pi16): Use __builtin_ia32_psllwi.
1299         (_mm_slli_pi32): Use __builtin_ia32_pslldi.
1300         (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
1301         (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
1302         (_mm_srli_pi32): Use __builtin_ia32_psrldi.
1303         (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
1304         (_mm_srai_pi16): Use __builtin_ia32_psrawi.
1305         (_mm_srai_pi32): Use __builtin_ia32_psradi.
1306         * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
1307         * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
1308         __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
1309         __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
1310
1311 2008-03-07  Joseph Myers  <joseph@codesourcery.com>
1312
1313         * doc/include/texinfo.tex: Update to version 2008-03-07.10.
1314
1315 2008-03-07  Peter Bergner  <bergner@vnet.ibm.com>
1316
1317         PR target/35373
1318         * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
1319         reg+const addressing for Altivec modes.  Don't generate reg+reg
1320         addressing for TFmode or TDmode quantities.
1321
1322 2008-03-07  Paolo Bonzini  <bonzini@gnu.org>
1323
1324         * c-common.c (vector_types_convertible_p): Call langhook
1325         instead of comptypes.
1326
1327 2008-03-06  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1328
1329         PR tree-opt/35402
1330         * tree-ssa-ccp.c (get_symbol_constant_value): Handle
1331         integral and scalar float variables which have a
1332         NULL DECL_INITIAL.
1333
1334 2008-03-06  Nathan Froyd  <froydnj@codesourcery.com>
1335
1336         * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
1337         dwarf_register_span hook when emitting unwind information for
1338         register-to-memory saves.
1339         * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
1340         (rs6000_frame_related): Remove call to spe_synthesize_frame.
1341
1342 2008-03-06  Jakub Jelinek  <jakub@redhat.com>
1343
1344         * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
1345         for the same VAR_DECL.
1346
1347 2008-03-06  Tom Tromey  <tromey@redhat.com>
1348
1349         * treelang: Delete.
1350         * doc/standards.texi (Standards): Don't mention treelang.
1351         * doc/invoke.texi (Overall Options): Don't mention treelang.
1352         * doc/install.texi (Prerequisites): Don't mention bison or
1353         treelang.
1354         (Configuration): Don't mention treelang.
1355         (Building): Likewise.
1356         * doc/frontends.texi (G++ and GCC): Don't mention treelang.
1357
1358 2008-03-06  Paolo Bonzini  <bonzini@gnu.org>
1359
1360         * simplify-rtx.c (simplify_subreg): Remove useless shifts from
1361         word-extractions out of a multi-word object.
1362
1363 2008-03-06  Richard Guenther  <rguenther@suse.de>
1364
1365         * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
1366         * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
1367         result type and precision.
1368         * expr.c (get_inner_reference): Set unsignedp based on the result
1369         type of BIT_FIELD_REF.
1370         * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
1371         * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
1372         (try_instantiate_multiple_fields): Likewise.  Use the correct type
1373         for BIT_FIELD_REF.
1374         (sra_build_assignment): Likewise.
1375         (sra_build_elt_assignment): Likewise.
1376         (sra_explode_bitfield_assignment): Likewise.
1377         * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
1378         * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
1379         set BIT_FIELD_REF_UNSIGNED.
1380         (vectorizable_load): Likewise.
1381
1382 2008-03-06  Andreas Krebbel  <krebbel1@de.ibm.com>
1383
1384         * cse.c (cse_extended_basic_block): Invalidate artificial defs
1385         at bb start.
1386
1387 2008-03-06  Richard Guenther  <rguenther@suse.de>
1388
1389         * alias.c (struct alias_set_entry): Move has_zero_child field
1390         to pack with alias_set.
1391
1392 2008-03-05  H.J. Lu  <hongjiu.lu@intel.com>
1393
1394         * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1395         32bit host.
1396
1397 2008-03-05  Ian Lance Taylor  <iant@google.com>
1398
1399         * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
1400
1401 2008-03-05  Kenneth Zadeck <zadeck@naturalbridge.com>
1402
1403         * fwprop.c (update_df): Support width and offset parameters of
1404         df_ref_create.
1405         * ra-conflict.c (mark_reg_store, clear_reg_in_live,
1406         global_conflicts): Change DF_REF_EXTRACT to either
1407         DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT.  Change
1408         DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1409         * df-scan.c (df_ref_record, df_defs_record,
1410         df_ref_create_structure, df_def_record_1, df_uses_record,
1411         df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
1412         df_bb_refs_collect, df_entry_block_defs_collect,
1413         df_exit_block_uses_collect): Support new width and offset fields.
1414         (ref_extract_pool): New storage pool.
1415         (df_free_ref): New function.
1416         (df_reg_chain_unlink, df_free_collection_rec,
1417         df_sort_and_compress_refs): Call df_free_ref.
1418         (df_ref_equal_p, df_ref_compare): Compare offset and width fields
1419         of df_ref_extract.
1420         (df_ref_create_structure): Allocate df_ref_extract if offset and
1421         width fields are used.
1422         (df_def_record_1): Get offset and width from ZERO_EXTRACT.
1423         (df_uses_record): Get offset and width from ZERO_EXTRACT 
1424         and SIGN_EXTRACT.
1425         * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
1426         DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT.  Change
1427         DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1428         * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
1429         DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT.  Change
1430         DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1431         (df_ref_extract): New structure.
1432         (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
1433         (df_ref_create): Add width and offset parameters.
1434         
1435 2008-03-05  Richard Guenther  <rguenther@suse.de>
1436
1437         * tree-ssa-structalias.c (get_constraint_for_component_ref):
1438         Use ranges_overlap_p.
1439         (offset_overlaps_with_access): Rename
1440         to ranges_overlap_p and move ...
1441         * tree-flow-inline.h (ranges_overlap_p): ... here.
1442
1443         * tree.h (get_inner_reference, handled_component_p): Update
1444         comments.
1445
1446         * tree.h (record_component_aliases, get_alias_set,
1447         alias_sets_conflict_p, alias_sets_must_conflict_p,
1448         objects_must_conflict_p): Move declarations ...
1449         * alias.h (record_component_aliases, get_alias_set,
1450         alias_sets_conflict_p, alias_sets_must_conflict_p,
1451         objects_must_conflict_p): ... here.
1452         Include coretypes.h.
1453         * Makefile.in (ALIAS_H): Add coretypes.h dependency.
1454
1455 2008-03-05  Aldy Hernandez  <aldyh@redhat.com>
1456
1457         * cfg.c: Include tree-flow.h.
1458         (remove_edge_raw): Call redirect_edge_var_map_clear.
1459         (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
1460         * tree-flow-inline.h (redirect_edge_var_map_def): New.
1461         (redirect_edge_var_map_result): New.
1462         * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
1463         PENDING_STMT use with redirect_edge_var_map_*.
1464         * tree-ssa.c (edge_var_maps): New definition.
1465         (redirect_edge_var_map_add): New.
1466         (redirect_edge_var_map_clear): New.
1467         (redirect_edge_var_map_dup): New.
1468         (redirect_edge_var_map_vector): New.
1469         (redirect_edge_var_map_destroy): New.
1470         (ssa_redirect_edge): Replace PENDING_STMT use with
1471         redirect_edge_var_map_*.
1472         (flush_pending_stmts): Same.
1473         (delete_tree_ssa): Destroy edge var map.
1474         * tree-flow.h (struct _edge_var_map): New.
1475         Define edge_var_map vector type.
1476         Declare redirect_edge_var_map_* prototypes.
1477         * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
1478         * tree-cfg.c (reinstall_phi_args): Replace
1479         PENDING_STMT use with redirect_edge_var_map_*.
1480
1481 2008-03-05  Richard Guenther  <rguenther@suse.de>
1482
1483         PR tree-optimization/35472
1484         * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
1485         whose single use_stmt has a overlapping set of loaded and
1486         stored symbols as that use_stmt might be a noop assignment then.
1487
1488 2008-03-05  Joel Sherrill <joel.sherrill@oarcorp.com>
1489
1490         * gthr-rtems.h: Implement __gthread_mutex_destroy.
1491
1492 2008-03-05  Richard Guenther  <rguenther@suse.de>
1493
1494         PR c++/35336
1495         * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
1496         should be constants.
1497         * tree-cfg.c (verify_expr): Verify it.
1498         * fold-const.c (fold_truthop): Remove code generating
1499         BIT_FIELD_REFs of structure bases.
1500         (fold_binary): Likewise.
1501         (fold_ternary): Position and size of BIT_FIELD_REFs are
1502         always host integers.
1503         (make_bit_field_ref): Remove.
1504         (optimize_bit_field_compare): Remove.
1505         (all_ones_mask_p): Remove.
1506
1507 2008-03-05  Gabor Loki  <loki@gcc.gnu.org>
1508
1509         PR gcc/33009
1510         * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
1511         (split_block_and_df_analyze): New. Split basic block and rebuild
1512         dataflow.
1513         (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
1514         SPLIT_BLOCK.
1515         (split_pattern_seq): Likewise.
1516         (erase_matching_seqs): Likewise.
1517         (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
1518
1519 2008-03-04  Geoff Keating  <geoffk@apple.com>
1520
1521         * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
1522         declaration and code.
1523         (tree_invalid_nonnegative_warnv_p): Likewise.
1524
1525 2008-03-05  Serge Belyshev  <belyshev@depni.sinp.msu.ru>
1526
1527         * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
1528         examples.  Truncate option-names then causing overfull hbox.
1529
1530 2008-03-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1531
1532         PR target/35222
1533         * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
1534         on hpux10.
1535         * configure: Rebuilt.
1536
1537 2008-03-04  Rafael Espindola  <espindola@google.com>
1538
1539         * fold-const.c (tree_simple_nonnegative_warnv_p): New.
1540         (tree_unary_nonnegative_warnv_p): New.
1541         (tree_binary_nonnegative_warnv_p): New.
1542         (tree_single_nonnegative_warnv_p): New.
1543         (tree_invalid_nonnegative_warnv_p): New.
1544         (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
1545
1546 2008-03-04  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1547
1548         PR 28322
1549         * opts.c (handle_option): Postpone 'unknown option' errors only for
1550         warning options.
1551
1552 2008-03-04  H.J. Lu  <hongjiu.lu@intel.com>
1553
1554         PR target/35453
1555         * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
1556         (_SIDD_XXX): This.
1557
1558 2008-03-04  Rafael Espindola  <espindola@google.com>
1559
1560         * fold-const.c (tree_unary_nonzero_warnv_p): New.
1561         (tree_binary_nonzero_warnv_p): New.
1562         (tree_single_nonzero_warnv_p): New.
1563         (tree_expr_nonzero_warnv_p): Redefine using the new functions.
1564
1565 2008-03-04  Uros Bizjak  <ubizjak@gmail.com>
1566
1567         PR middle-end/35456
1568         * fold-const.c (fold_cond_expr_with_comparison): Prevent
1569         transformations for modes that have signed zeros.
1570         * ifcvt.c (noce_try_abs): Ditto.
1571
1572 2008-03-04  Joseph Myers  <joseph@codesourcery.com>
1573
1574         * config/i386/i386.c (override_options): Force
1575         -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
1576
1577 2008-03-04  Jan Hubicka  <jh@suse.cz>
1578
1579         PR c++/35262
1580         * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
1581         in last commit.
1582
1583 2008-03-04  Danny Smith  <dannysmith@users.sourceforge.net>
1584
1585         * config/i386/i386.md (allocate_stack_worker_32): Use  __chkstk
1586         label to probe the stack.
1587
1588 2008-03-04  Danny Smith  <dannysmith@users.sourceforge.net>
1589
1590         * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
1591         (__gthr_win32_mutex_destroy): Declare.
1592         [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
1593         __gthr_win32_mutex_destroy.
1594         * config/i386/gthr-win32.c  (__gthr_win32_mutex_destroy): Define.
1595
1596 2008-03-03  Jan Hubicka  <jh@suse.cz>
1597
1598         PR c++/35262
1599         * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
1600         aggressive on inlining cold calls.
1601
1602 2008-03-03  Richard Guenther  <rguenther@suse.de>
1603
1604         * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
1605         struct copies into the expression table.
1606         (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
1607         (try_to_simplify): Likewise.
1608         * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
1609         integral and pointer arguments which do not change the
1610         precision to NOP_EXPRs.
1611         * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
1612         VIEW_CONVERT_EXPR case.
1613
1614 2008-03-02  Sebastian Pop  <sebastian.pop@amd.com>
1615
1616         * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
1617         defined in a loop at depth 0 is invariant.
1618         * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
1619         * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
1620         be called at loop depth 0.
1621
1622 2008-03-02  Jakub Jelinek  <jakub@redhat.com>
1623
1624         PR driver/35420
1625         * gcc.c (process_command): Update copyright notice dates.
1626         * gcov.c (print_version): Likewise.
1627         * gcov-dump.c (print_version): Likewise.
1628         * mips-tfile.c (main): Likewise.
1629         * mips-tdump.c (main): Likewise.
1630
1631 2008-03-02  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1632
1633         PR 24924
1634         * c-common.c (flag_permissive): Delete.
1635         (constant_expression_warnings): Check flags first.
1636         (constant_expression_error): New.
1637         * c-common.h (flag_permissive): Delete.
1638         (constant_expression_error): Declare.
1639         * flags.h (flag_permissive): Declare. Update description.
1640         * diagnostic.c (pedwarn): Update.
1641         (permerror): New.
1642         * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
1643         (permissive_error_kind): New.
1644         * toplev.c (flag_permissive): Define. Update description.
1645         * toplev.h (permissive_error_kind): Declare.
1646         * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
1647         (pedwarn_c90): Use pedantic_warning_kind.
1648         * c-opts.c (c_common_post_options): flag_permissive does not affect
1649         flag_pedantic_errors.
1650
1651 2008-03-02  Joseph Myers  <joseph@codesourcery.com>
1652
1653         * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
1654         __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
1655         __absvsi2, __absvDI2): Use unsigned arithmetic.
1656
1657 2008-03-02  Andi Kleen  <ak@suse.de>
1658             Richard Guenther  <rguenther@suse.de>
1659
1660         * struct-equiv.c: Remove file.
1661         * cfg_cleanup.c (condjump_equiv_p): Remove.
1662         * Makefile.in (OBJS-common): Remove struct-equiv.o.
1663         (struct-equiv.o): Remove rule.
1664         * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
1665         insns_match_p, struct_equiv_block_eq, struct_equiv_init, 
1666         rtx_equiv_p, condjump_equiv_p): Remove prototypes.
1667
1668 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
1669
1670         * ifcvt.c (noce_process_if_block): Try to handle only the then
1671         block if the else block exists but isn't suitable.
1672
1673 2008-03-01  Janne Blomqvist  <jb@gcc.gnu.org>
1674
1675         PR gcc/35063
1676         * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
1677         * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
1678         regression from previous patch.
1679
1680 2008-03-01  Janne Blomqvist  <jb@gcc.gnu.org>
1681
1682         PR gcc/35063
1683         * gthr.h: Add __gthread_mutex_destroy as a function that must be
1684         implemented.
1685         * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
1686         * gthr-single.h (__gthread_mutex_destroy): Likewise.
1687         * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
1688         * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
1689         * gthr-nks.h (__gthread_mutex_destroy): Likewise.
1690         * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
1691         * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
1692         (__gthread_mutex_destroy_function): Rename to
1693         __gthread_mutex_destroy.
1694         * gthr-dce.h (__gthread_mutex_destroy): Call
1695         pthread_mutex_destroy.
1696         * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
1697         * gthr-posix.h (__gthread_mutex_destroy): Likewise.
1698         * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
1699
1700 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
1701
1702         * df-scan.c (df_ref_chain_change_bb): Simplify.
1703         (df_insn_change_bb): Add new_bb argument.  Simplify.  Call
1704         set_block_for_insn if there's any change.
1705         * df.h ((df_insn_change_bb): Fix prototype.
1706         * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
1707         df_insn_change_bb, don't call set_block_for_insn.
1708         * emit-rtl.c (reorder_insns): Likewise.
1709         * haifa-sched.c (move_insn): Likewise.
1710
1711 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
1712
1713         * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
1714
1715 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
1716
1717         * tree-flow-inline.h (next_readonly_imm_use): Return
1718         NULL_USE_OPERAND_P after the end.
1719
1720 2008-03-01  Richard Guenther  <rguenther@suse.de>
1721
1722         PR tree-optimization/35411
1723         * tree-sra.c (sra_build_assignment): Split conversion to
1724         final type to a separate statement if we are not assigning
1725         to a register.
1726
1727 2008-02-29  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
1728
1729         * fold-const.c (fold_convertible_p): Correct the logic to follow
1730         that in fold_convert().
1731
1732 2008-02-29  Douglas Gregor  <doug.gregor@gmail.com>
1733
1734         PR c++/35315
1735         * tree-inline.c (build_duplicate_type): When we make a
1736         duplicate type, make it unique in the canonical types system.
1737
1738 2008-02-29  Tom Tromey  <tromey@redhat.com>
1739
1740         * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
1741         input_file_stack_history, input_file_stack_restored): Remove.
1742         (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
1743         * input.h (struct file_stack): Remove.
1744         (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
1745         (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
1746         Likewise.
1747         * diagnostic.h (struct diagnostic_context) <last_module>: Change
1748         type.
1749         (diagnostic_last_module_changed): Add 'map' argument.
1750         (diagnostic_set_last_function): Likewise.
1751         * diagnostic.c (undiagnostic_report_current_module): Iterate using
1752         line map, not input_file_stack.
1753         * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
1754
1755 2008-02-29  Paul Brook  <paul@codesourcery.com>
1756
1757         * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
1758
1759 2008-02-29  Paul Brook  <paul@codesourcery.com>
1760
1761         * config/arm/ieee754-df.S (muldf3): Use RET macros.
1762
1763 2008-02-29  Richard Guenther  <rguenther@suse.de>
1764
1765         * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
1766         vn_lookup_or_add.
1767         * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
1768         value for comparing for a store match.
1769         (simplify_unary_expression): Do nothing for SSA_NAMEs.
1770         (try_to_simplify): Do not do a full-blown reference lookup.
1771
1772 2008-02-29  Kaz Kojima  <kkojima@gcc.gnu.org>
1773
1774         * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
1775         (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1776
1777         * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
1778
1779 2008-02-29  Sebastian Pop  <sebastian.pop@amd.com>
1780
1781         * tree-loop-linear.c (try_interchange_loops): Compare memory access
1782         strides against cache sizes.
1783
1784 2008-02-29  Kaz Kojima  <kkojima@gcc.gnu.org>
1785
1786         * config/sh/sh.c (sh_secondary_reload): Handle loading a float
1787         constant to fpul.
1788
1789 2008-02-28  Richard Sandiford  <rsandifo@nildram.co.uk>
1790
1791         * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
1792         of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
1793         is smaller than the original promoted value.
1794         (simplify_subreg): If OP is a SUBREG, try to preserve its
1795         SUBREG_PROMOTED_VAR_P information.
1796
1797 2008-02-28  Steven Bosscher  <stevenb.gcc@gmail.com>
1798
1799         * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
1800         (VN_INFO_GET): Allocate new objects on the obstack.
1801         (init_scc_vn): Initialize the obstack.  Use XDELETE instead of free
1802         for rpo_numbers_temp, for consistency.
1803         (free_scc_vn): Free the obstack.
1804
1805 2008-02-28  Sebastian Pop  <sebastian.pop@amd.com>
1806
1807         * doc/invoke.texi: Document -ftree-loop-distribution.
1808         * tree-loop-distribution.c: New.
1809         * tree-pass.h (pass_loop_distribution): New.
1810         * graphds.h (struct graph): Add htab_t indices.
1811         * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
1812         * tree-vectorizer.c (rename_variables_in_loop): Extern.
1813         (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
1814         * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
1815         * tree-data-ref.c (debug_data_dependence_relations): New.
1816         (dump_data_dependence_relation): Also print data references.
1817         (free_data_ref): Extern.
1818         (same_access_functions): Moved...
1819         (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
1820         (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
1821         debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
1822         struct rdg_vertex_info, rdg_vertex_for_stmt): New.
1823         (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
1824         (stmts_from_loop): Skip LABEL_EXPR.
1825         (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
1826         New.
1827         (build_rdg): Initialize rdg->indices htab.
1828         (free_rdg, stores_from_loop, ref_base_address,
1829         rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
1830         have_similar_memory_accesses_1, ref_base_address_1,
1831         remove_similar_memory_refs): New.
1832         * tree-data-ref.h: Depend on tree-chrec.h.
1833         (debug_data_dependence_relations, free_data_ref): Declared.
1834         (same_access_functions): ... here.
1835         (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
1836         New.
1837         (struct rdg_vertex): Add has_mem_write and has_mem_reads.
1838         (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
1839         RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
1840         (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
1841         debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
1842         rdg_vertex_for_stmt): Declared.
1843         (struct rdg_edge): Add level.
1844         (RDGE_LEVEL): New.
1845         (free_rdg, stores_from_loop, remove_similar_memory_refs,
1846         rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
1847         Declared.
1848         (rdg_has_similar_memory_accesses): New.
1849         * tree-vect-analyze.c: Remove unused static decls.
1850         * lambda.h (dependence_level): New.
1851         * common.opt (ftree-loop-distribution): New.
1852         * tree-flow.h (mark_virtual_ops_in_bb, 
1853         slpeel_tree_duplicate_loop_to_edge_cfg,
1854         rename_variables_in_loop): Declared.
1855         * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
1856         (OBJS-common): Add tree-loop-distribution.o.
1857         (tree-loop-distribution.o): New rule.
1858         * tree-cfg.c (mark_virtual_ops_in_bb): New.
1859         (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
1860         * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
1861
1862 2008-02-28  Joseph Myers  <joseph@codesourcery.com>
1863
1864         PR target/33963
1865         * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
1866         other than structures and unions.
1867
1868 2008-02-28  Richard Guenther  <rguenther@suse.de>
1869
1870         Revert:
1871         2008-02-26  Richard Guenther  <rguenther@suse.de>
1872
1873         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1874         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1875         (lookup_decl_from_uid): Declare.
1876         (remove_decl_from_map): Likewise.
1877         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1878         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1879         (decl_for_uid_map): New global hashtable mapping DECL_UID
1880         to the decl tree.
1881         (init_ttree): Allocate it.
1882         (insert_decl_to_uid_decl_map): New helper function.
1883         (make_node_stat): Insert new decls into the map.
1884         (copy_node_stat): Likewise.
1885         (lookup_decl_from_uid): New function.
1886         (remove_decl_from_map): Likewise.
1887         (print_decl_for_uid_map_statistics): New helper.
1888         (dump_tree_statistics): Call it.
1889
1890         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1891         (referenced_var_iterator): Adjust.
1892         (FOR_EACH_REFERENCED_VAR): Adjust.
1893         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1894         (num_referenced_vars): Adjust.
1895         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1896         (first_referenced_var): Remove.
1897         (end_referenced_vars_p): Likewise.
1898         (next_referenced_var): Likewise.
1899         (referenced_var_iterator_set): New helper function.
1900         * tree-dfa.c (referenced_var_lookup): Adjust.
1901         (referenced_var_check_and_insert): Likewise.
1902         (remove_referenced_var): Likewise.
1903         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1904         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1905         (verify_call_clobbering): Likewise.
1906         (verify_memory_partitions): Likewise.
1907         (init_tree_ssa): Allocate bitmap instead of hashtable for
1908         referenced_vars.
1909         (delete_tree_ssa): Adjust.
1910         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1911         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1912         (compute_tag_properties): Likewise.
1913         (set_initial_properties): Likewise.
1914         (find_partition_for): Likewise.
1915         (update_reference_counts): Likewise.
1916         (dump_may_aliases_for): Likewise.
1917         * tree-ssa-operands.c (add_virtual_operand): Likewise.
1918         (add_call_clobber_ops): Likewise.
1919         (add_call_read_ops): Likewise.
1920         (get_asm_expr_operands): Likewise.
1921         * tree-into-ssa.c (dump_decl_set): Likewise.
1922         (update_ssa): Likewise.
1923         * tree-sra.c (scan_function): Likewise.
1924         (decide_instantiations): Likewise.
1925         (scalarize_parms): Likewise.
1926         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1927         (dsa_named_for): Likewise.
1928         * tree-ssa-structalias.c (update_alias_info): Likewise.
1929         (merge_smts_into): Likewise.
1930
1931 2008-02-27  David Daney  <ddaney@avtrex.com>
1932
1933         PR target/34409
1934         * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
1935         * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
1936         * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
1937         * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
1938         * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
1939
1940 2008-02-27  Uros Bizjak  <ubizjak@gmail.com>
1941
1942         PR target/25477
1943         * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
1944         (BUILT_IN_NEXTTOWARD): Remove.
1945         (BUILT_IN_NEXTTOWARDF): Ditto.
1946         * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
1947         alloca/strcpy/strcat.  Remove commented-out code.  Fix whitespace.
1948
1949 2008-02-27  Tom Tromey  <tromey@redhat.com>
1950
1951         * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
1952         DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
1953
1954 2008-02-27  Jan Beulich  <jbeulich@novell.com>
1955
1956         * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
1957         update the respective field on newdecl.
1958
1959 2008-02-27  Revital Eres  <eres@il.ibm.com>
1960
1961         PR rtl-optimization/34999
1962         * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
1963         crossing edges that ends with a call insn.
1964         (fix_up_fall_thru_edges): Handle crossing edges that ends with a
1965         call insn and clear the EDGE_CROSSING flag of the crossing edge
1966         when fixing fallthru edges.
1967
1968 2008-02-27  Richard Guenther  <rguenther@suse.de>
1969
1970         PR middle-end/35390
1971         * fold-const.c (fold_unary): Return the correct argument,
1972         converted to the result type.
1973
1974 2008-02-27  Richard Guenther  <rguenther@suse.de>
1975
1976         PR middle-end/34971
1977         * expr.c (expand_expr_real_1): Assert on rotates that operate
1978         on partial modes.
1979         * fold-const.c (fold_binary): Use the types precision, not the
1980         bitsize of the mode if folding rotate expressions.  Build rotates
1981         only for full modes.
1982
1983 2008-02-27  Jakub Jelinek  <jakub@redhat.com>
1984
1985         * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
1986         and CPP_PRAGMA_EOL.
1987         * c-pragma.c (pragma_ns_name): New typedef.
1988         (registered_pp_pragmas): New variable.
1989         (c_pp_lookup_pragma): New function.
1990         (c_register_pragma_1): If flag_preprocess_only, do nothing
1991         for non-expanded pragmas, for expanded ones push pragma's
1992         namespace and name into registered_pp_pragmas vector.
1993         (c_invoke_pragma_handler): Register OpenMP pragmas even when
1994         flag_preprocess_only, don't register GCC pch_preprocess
1995         pragma if flag_preprocess_only.
1996         * c-opts.c (c_common_init): Call init_pragma even if
1997         flag_preprocess_only.
1998         * c-pragma.c (c_pp_lookup_pragma): New prototype.
1999         * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
2000         cpp_register_pragma if flag_preprocess_only.
2001
2002 2008-02-26  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2003
2004         PR c/28800
2005         * c-parser.c (c_parser_translation_unit): Warn for empty
2006         translation unit, not empty source file.
2007
2008 2008-02-26  Paul Brook  <paul@codesourcery.com>
2009
2010         * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
2011         operand for Thumb-2.
2012         * config/arm/arm.h (reg_class): Add CORE_REGS.
2013         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
2014         (BASE_REG_CLASS): Use CORE_REGS.
2015         (PREFERRED_RELOAD_CLASS): Add STACK_REG.
2016         (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
2017         (REGNO_OK_FOR_INDEX_P): Exclude SP.
2018         (ARM_REG_OK_FOR_INDEX_P): Always define.  Use
2019         ARM_REGNO_OK_FOR_INDEX_P.
2020         (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
2021         * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
2022         arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
2023         (ldm/stm peepholes): Ditto.
2024         * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
2025         * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
2026         * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
2027         * config/arm/constraints.md: Enable "k" constraint on ARM.
2028
2029 2008-02-27  Ben Elliston  <bje@au.ibm.com>
2030
2031         * config/rs6000/rs6000.c: Annotate cache line size field in all
2032         instances of struct processor_costs.
2033
2034 2008-02-26  David Edelsohn  <edelsohn@gnu.org>
2035
2036         * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
2037         dse2, gcse, if_conversion, if_after_combine, if_after_reload,
2038         jump_bypass): New counters.
2039         * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
2040         * dce.c (gate_ud_dce): Same.
2041         (gate_fast_dce): Same.
2042         * dse.c (gate_dse1): New function.
2043         (gate_dse2): New function.
2044         (gate_dse): Merge results of new gate functions.
2045         * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
2046         (gate_handle_jump_bypass): Add dbg_cnt.
2047         (gate_handle_gcse): Add dbg_cnt.
2048         * ifcvt.c (gate_handle_if_conversion): Same.
2049         (gate_handle_if_after_combine): Same.
2050         (gate_handle_if_after_reload): Same.
2051         * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
2052
2053 2008-02-26  Edmar Wienskoski  <edmar@freescale.com>
2054
2055         * config/rs6000/rs6000.c (processor_costs): Update e300 cache
2056         line sizes.
2057         * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
2058
2059 2008-02-26  Jason Merrill  <jason@redhat.com>
2060
2061         PR c++/35315
2062         * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE 
2063         alone if it's the naming decl for the type's main variant.
2064
2065 2008-02-26  Tom Tromey  <tromey@redhat.com>
2066
2067         * system.h (USE_MAPPED_LOCATION): Poison.
2068         * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
2069         * tree-cfg.c (make_cond_expr_edges): Remove old location code.
2070         (make_goto_expr_edges): Likewise.
2071         (remove_bb): Likewise.
2072         (execute_warn_function_return): Likewise.
2073         * basic-block.h (struct edge_def) <goto_locus>: Change type to
2074         location_t.
2075         * c-common.c (fname_decl): Remove old location code.
2076         * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
2077         location code.
2078         * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
2079         variant.
2080         (ASM_INPUT_SOURCE_LOCATION): Likewise.
2081         (gen_rtx_ASM_INPUT): Likewise.
2082         (gen_rtx_ASM_INPUT_loc): Likewise.
2083         (get_rtx_asm_OPERANDS): Remove.
2084         * cfglayout.c (insn_locators_alloc): Remove old location code.
2085         (set_curr_insn_source_location): Likewise.
2086         (curr_insn_locator): Likewise.
2087         * print-tree.c (print_node): Remove old location code.
2088         * tree-mudflap.c (mf_varname_tree): Remove old location code.
2089         (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
2090         * cfgexpand.c (expand_gimple_cond_expr): Don't use
2091         location_from_locus.
2092         (construct_exit_block): Remove old location code.
2093         * emit-rtl.c (force_next_line_note): Remove old location code.
2094         * profile.c (branch_prob): Remove old location code.
2095         * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
2096         LOC_LINE): Remove old-location variants.
2097         * langhooks.c (lhd_print_error_function): Remove old location
2098         code.
2099         * configure, config.in: Rebuilt.
2100         * configure.ac (--enable-mapped-location): Remove.
2101         * c-decl.c (c_init_decl_processing): Remove old location code.
2102         (finish_function): Likewise.
2103         * recog.c (decode_asm_operands): Remove old location code.
2104         * c-pch.c (c_common_read_pch): Remove old location code.
2105         * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
2106         variants.
2107         * gimple-low.c (lower_function_body): Remove old location code.
2108         * toplev.c (unknown_location): Remove.
2109         (push_srcloc): Remove old-location variant.
2110         (process_options): Remove old location code.
2111         (lang_dependent_init): Likewise.
2112         * input.h (UNKNOWN_LOCATION): Move definition.
2113         (location_t): Undeprecate.
2114         (source_locus): Remove.
2115         (location_from_locus): Remove.
2116         (struct location_s): Remove.
2117         Remove all old-location code.
2118         (input_line, input_filename): Remove.
2119         * final.c (final_scan_insn): Remove old location code.
2120         * diagnostic.c (diagnostic_build_prefix): Remove
2121         USE_MAPPED_LOCATION test.
2122         * tree.h (gimple_stmt) <locus>: Now a location_t.
2123         (tree_exp) <locus>: Likewise.
2124         (DECL_IS_BUILTIN): Remove old-location variant.
2125         (annotate_with_file_line, annotate_with_locus): Likewise.
2126         (expr_locus, set_expr_locus): Update.
2127         * tree.c (build1_stat): Remove old location code.
2128         (last_annotated_node): Remove.
2129         (annotate_with_file_line): Remove old-location variant.
2130         (annotate_with_locus): Likewise.
2131         (expr_location): Remove old location code.
2132         (set_expr_location): Likewise.
2133         (expr_has_location): Likewise.
2134         (expr_locus): Likewise.
2135         (set_expr_locus): Likewise.
2136         (expr_filename): Don't use location_from_locus.
2137         (expr_lineno): Likewise.
2138         * rtl-error.c (location_for_asm): Remove old location code.
2139         * c-lex.c (cb_line_change): Remove old location code.
2140         (fe_file_change): Likewise.
2141         (cb_def_pragma): Likewise.
2142         (c_lex_with_flags): Likewise.
2143         * gengtype.c (do_typedef): Don't special-case location types.
2144         (define_location_structures): Remove.
2145         (main): Don't call define_location_structures.
2146         * tree-pretty-print.c (dump_implicit_edges): Remove old location
2147         code.
2148
2149 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2150
2151         PR 26264
2152         * builtins.def (BUILT_IN_STDARG_START): Remove.
2153         * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
2154         * tree-stdarg.c (execute_optimize_stdarg): Likewise.
2155         * tree-inline.c (inline_forbidden_p_1): Likewise.
2156         
2157 2008-02-26  Richard Guenther  <rguenther@suse.de>
2158
2159         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2160         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2161         (lookup_decl_from_uid): Declare.
2162         (remove_decl_from_map): Likewise.
2163         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2164         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2165         (decl_for_uid_map): New global hashtable mapping DECL_UID
2166         to the decl tree.
2167         (init_ttree): Allocate it.
2168         (insert_decl_to_uid_decl_map): New helper function.
2169         (make_node_stat): Insert new decls into the map.
2170         (copy_node_stat): Likewise.
2171         (lookup_decl_from_uid): New function.
2172         (remove_decl_from_map): Likewise.
2173         (print_decl_for_uid_map_statistics): New helper.
2174         (dump_tree_statistics): Call it.
2175
2176         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2177         (referenced_var_iterator): Adjust.
2178         (FOR_EACH_REFERENCED_VAR): Adjust.
2179         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2180         (num_referenced_vars): Adjust.
2181         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2182         (first_referenced_var): Remove.
2183         (end_referenced_vars_p): Likewise.
2184         (next_referenced_var): Likewise.
2185         (referenced_var_iterator_set): New helper function.
2186         * tree-dfa.c (referenced_var_lookup): Adjust.
2187         (referenced_var_check_and_insert): Likewise.
2188         (remove_referenced_var): Likewise.
2189         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2190         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2191         (verify_call_clobbering): Likewise.
2192         (verify_memory_partitions): Likewise.
2193         (init_tree_ssa): Allocate bitmap instead of hashtable for
2194         referenced_vars.
2195         (delete_tree_ssa): Adjust.
2196         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2197         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2198         (compute_tag_properties): Likewise.
2199         (set_initial_properties): Likewise.
2200         (find_partition_for): Likewise.
2201         (update_reference_counts): Likewise.
2202         (dump_may_aliases_for): Likewise.
2203         * tree-ssa-operands.c (add_virtual_operand): Likewise.
2204         (add_call_clobber_ops): Likewise.
2205         (add_call_read_ops): Likewise.
2206         (get_asm_expr_operands): Likewise.
2207         * tree-into-ssa.c (dump_decl_set): Likewise.
2208         (update_ssa): Likewise.
2209         * tree-sra.c (scan_function): Likewise.
2210         (decide_instantiations): Likewise.
2211         (scalarize_parms): Likewise.
2212         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2213         (dsa_named_for): Likewise.
2214         * tree-ssa-structalias.c (update_alias_info): Likewise.
2215         (merge_smts_into): Likewise.
2216
2217 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2218
2219         PR 34351
2220         * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
2221         * c-opts.c (c_common_handle_option): Wall enables
2222         Wvolatile-register-var.
2223         * common.opt: Move Wvolatile-register-var to...
2224         * c.opt: ...here.
2225         
2226 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2227
2228         * common.opt (Wlarger-than=): New.
2229         * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
2230         -Wlarger-than=.
2231         * opts.c (common_handle_option): Handle -Wlarger-than=.
2232         * optc-gen.awk: Likewise.
2233         * opth-gen.awk: Likewise.
2234         * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
2235         * tree-optimize.c (tree_rest_of_compilation): Likewise.
2236         
2237 2008-02-26  Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2238
2239         * c-common.c (match_case_to_enum_1): Add appropriate
2240         OPT_W* parameter to warning.
2241         (c_do_switch_warnings): Likewise.
2242         * c-typeck.c (warning_init): Add one more parameter following
2243         'warning' function.
2244         (push_init_level): Update call to warning_init.
2245         (pop_init_level): Likewise.
2246         (add_pending_init): Likewise.
2247         (output_init_element: Likewise.
2248
2249 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2250
2251         PR 28322
2252         * toplev.c (toplev_main): If there are warnings or error, print
2253         errors for ignored options.
2254         * opts.c (ignored_options): New static variable.
2255         (postpone_unknown_option_error): New.
2256         (print_ignored_options): New.
2257         (handle_option): Postpone errors for unknown -Wno-* options.
2258         * opts.h (print_ignored_options): Declare.
2259         
2260 2008-02-25  Richard Sandiford  <rsandifo@nildram.co.uk>
2261
2262         * config/mips/mips.md (loadgp_blockage, blockage): Change type
2263         to "ghost".
2264
2265 2008-02-25  Richard Guenther  <rguenther@suse.de>
2266
2267         Revert:
2268         2008-02-25  Richard Guenther  <rguenther@suse.de>
2269
2270         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2271         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2272         (lookup_decl_from_uid): Declare.
2273         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2274         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2275         (decl_for_uid_map): New global hashtable mapping DECL_UID
2276         to the decl tree.
2277         (init_ttree): Allocate it.
2278         (insert_decl_to_uid_decl_map): New helper function.
2279         (make_node_stat): Insert new decls into the map.
2280         (copy_node_stat): Likewise.
2281         (lookup_decl_from_uid): New function.
2282         (print_decl_for_uid_map_statistics): New helper.
2283         (dump_tree_statistics): Call it.
2284
2285         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2286         (referenced_var_iterator): Adjust.
2287         (FOR_EACH_REFERENCED_VAR): Adjust.
2288         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2289         (num_referenced_vars): Adjust.
2290         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2291         (first_referenced_var): Remove.
2292         (end_referenced_vars_p): Likewise.
2293         (next_referenced_var): Likewise.
2294         (referenced_var_iterator_set): New helper function.
2295         * tree-dfa.c (referenced_var_lookup): Adjust.
2296         (referenced_var_check_and_insert): Likewise.
2297         (remove_referenced_var): Likewise.
2298         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2299         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2300         (verify_call_clobbering): Likewise.
2301         (verify_memory_partitions): Likewise.
2302         (init_tree_ssa): Allocate bitmap instead of hashtable for
2303         referenced_vars.
2304         (delete_tree_ssa): Adjust.
2305         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2306         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2307         (compute_tag_properties): Likewise.
2308         (set_initial_properties): Likewise.
2309         (find_partition_for): Likewise.
2310         (update_reference_counts): Likewise.
2311         (dump_may_aliases_for): Likewise.
2312         * tree-ssa-operands.c (add_virtual_operand): Likewise.
2313         (add_call_clobber_ops): Likewise.
2314         (add_call_read_ops): Likewise.
2315         (get_asm_expr_operands): Likewise.
2316         * tree-into-ssa.c (dump_decl_set): Likewise.
2317         (update_ssa): Likewise.
2318         * tree-sra.c (scan_function): Likewise.
2319         (decide_instantiations): Likewise.
2320         (scalarize_parms): Likewise.
2321         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2322         (dsa_named_for): Likewise.
2323         * tree-ssa-structalias.c (update_alias_info): Likewise.
2324         (merge_smts_into): Likewise.
2325
2326 2008-02-25  Janne Blomqvist  <jb@gcc.gnu.org>
2327
2328         PR fortran/29549
2329         * doc/invoke.texi (-fcx-limited-range): Document new option.
2330         * toplev.c (process_options): Handle -fcx-fortran-rules.
2331         * common.opt: Add documentation for -fcx-fortran-rules.
2332
2333 2008-02-25  Janne Blomqvist  <jb@gcc.gnu.org>
2334
2335         PR c/35162
2336         * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
2337         actual behaviour and C99.
2338         
2339 2008-02-26  Ben Elliston  <bje@au.ibm.com>
2340
2341         * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
2342         (ASM_CPU_POWER6_SPEC): Likewise.
2343         (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
2344         Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
2345         (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
2346
2347 2008-02-25  Richard Guenther  <rguenther@suse.de>
2348
2349         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2350         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2351         (lookup_decl_from_uid): Declare.
2352         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2353         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2354         (decl_for_uid_map): New global hashtable mapping DECL_UID
2355         to the decl tree.
2356         (init_ttree): Allocate it.
2357         (insert_decl_to_uid_decl_map): New helper function.
2358         (make_node_stat): Insert new decls into the map.
2359         (copy_node_stat): Likewise.
2360         (lookup_decl_from_uid): New function.
2361         (print_decl_for_uid_map_statistics): New helper.
2362         (dump_tree_statistics): Call it.
2363
2364         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2365         (referenced_var_iterator): Adjust.
2366         (FOR_EACH_REFERENCED_VAR): Adjust.
2367         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2368         (num_referenced_vars): Adjust.
2369         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2370         (first_referenced_var): Remove.
2371         (end_referenced_vars_p): Likewise.
2372         (next_referenced_var): Likewise.
2373         (referenced_var_iterator_set): New helper function.
2374         * tree-dfa.c (referenced_var_lookup): Adjust.
2375         (referenced_var_check_and_insert): Likewise.
2376         (remove_referenced_var): Likewise.
2377         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2378         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2379         (verify_call_clobbering): Likewise.
2380         (verify_memory_partitions): Likewise.
2381         (init_tree_ssa): Allocate bitmap instead of hashtable for
2382         referenced_vars.
2383         (delete_tree_ssa): Adjust.
2384         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2385         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2386         (compute_tag_properties): Likewise.
2387         (set_initial_properties): Likewise.
2388         (find_partition_for): Likewise.
2389         (update_reference_counts): Likewise.
2390         (dump_may_aliases_for): Likewise.
2391         * tree-ssa-operands.c (add_virtual_operand): Likewise.
2392         (add_call_clobber_ops): Likewise.
2393         (add_call_read_ops): Likewise.
2394         (get_asm_expr_operands): Likewise.
2395         * tree-into-ssa.c (dump_decl_set): Likewise.
2396         (update_ssa): Likewise.
2397         * tree-sra.c (scan_function): Likewise.
2398         (decide_instantiations): Likewise.
2399         (scalarize_parms): Likewise.
2400         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2401         (dsa_named_for): Likewise.
2402         * tree-ssa-structalias.c (update_alias_info): Likewise.
2403         (merge_smts_into): Likewise.
2404
2405 2008-02-25  Andreas Krebbel  <krebbel1@de.ibm.com>
2406
2407         PR target/35258
2408         * cse.c (cse_insn): Avoid creation of overlapping MEMs.
2409         * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
2410         * alias.h (nonoverlapping_memrefs_p): Likewise.
2411
2412 2008-02-25  Jan Beulich  <jbeulich@novell.com>
2413
2414         * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
2415         * config/i386/netware-libgcc.exp: Add __bswap?i2,
2416         __emultls_get_address, __emultls_register_common,
2417         __floatundi?f, and _Unwind_GetIPInfo.
2418         * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
2419         Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
2420         (gen_regparm_prefix): Likewise.
2421         (i386_nlm_encode_section_info): Sync with
2422         config/i386/winnt.c:i386_pe_encode_section_info().
2423         (i386_nlm_maybe_mangle_decl_assembler_name): New.
2424         i386_nlm_mangle_decl_assembler_name): New.
2425         (netware_override_options): New.
2426         * config/i386/netware.h (netware_override_options): Declare.
2427         (OVERRIDE_OPTIONS): Re-define to netware_override_options.
2428         (i386_nlm_mangle_decl_assembler_name): Declare.
2429         (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
2430
2431 2008-02-25  Ben Elliston  <bje@au.ibm.com>
2432
2433         PR other/32948
2434         * c-decl.c (grokdeclarator): Remove unused local variables
2435         `typedef_type' and `type_as_written'.
2436         * bb-reorder.c
2437         (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2438         unused local variable `has_hot_blocks'.
2439         (fix_crossing_conditional_branches): Remove unused local variable
2440         `prev_bb'.
2441         
2442 2008-02-25  Uros Bizjak  <ubizjak@gmail.com>
2443
2444         PR middle-end/19984
2445         * builtins.def (BUILT_IN_NAN): Define as c99 builtin
2446         using DEF_C99_BUILTIN.
2447         (BUILT_IN_NANF): Ditto.
2448         (BUILT_IN_NANL): Ditto.
2449
2450 2008-02-25  Ayal Zaks  <zaks@il.ibm.com>
2451             Revital Eres  <eres@il.ibm.com>
2452
2453         * modulo-sched.c (calculate_must_precede_follow): Address TODO
2454         regarding the order of two dependent insns in the same row.
2455
2456 2008-02-25  Eric Botcazou  <ebotcazou@adacore.com>
2457
2458         * stor-layout.c (layout_decl): Do not bump the alignment of a
2459         bit-field to more than byte alignment if it is packed.
2460
2461 2008-02-24  David Edelsohn  <edelsohn@gnu.org>
2462
2463         * config/rs6000/rs6000.c (processor_costs): Add cache costs for
2464         e300c2 and e300c3.
2465
2466 2008-02-24  Diego Novillo  <dnovillo@google.com>
2467
2468         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
2469
2470         PR 33738
2471         * tree-vrp.c (vrp_evaluate_conditional): With
2472         -Wtype-limits, emit a warning when comparing against a
2473         constant outside the natural range of OP0's type.
2474         * c.opt (Wtype-limits): Move ...
2475         * common.opt (Wtype-limits): ... here.
2476
2477 2008-02-24  Edmar Wienskoski  <edmar@freescale.com>
2478
2479         * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
2480         * config/rs6000/e300c2c3.md: New file.
2481         * config/rs6000/rs6000.c (processor_costs): Add new costs for
2482         e300c2 and e300c3.
2483         (rs6000_override_options): Add e300c2 and e300c3 cases to
2484         processor_target_table. Do not allow usage of Altivec or Spe
2485         with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
2486         (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
2487         * config/rs6000/rs6000.h (processor_type): Add
2488         PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
2489         (ASM_CPU_SPEC): Add e300c2 and e300c3.
2490         * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
2491         and ppce300c3. Include e300c2c3.md.
2492
2493 2008-02-23  David Edelsohn  <edelsohn@gnu.org>
2494
2495         * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
2496         instead of TARGET_STRICT_ALIGN.
2497
2498 2008-02-23  Joseph Myers  <joseph@codesourcery.com>
2499
2500         * explow.c (memory_address): Assert that the generated address is
2501         valid.
2502
2503 2008-02-23  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
2504
2505         PR target/25477
2506         * config/darwin-protos.h: Add darwin_patch_builtins prototype.
2507         * config/darwin-ppc-ldouble-patch.def: New file.
2508         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
2509         * config/rs6000/rs6000.c (rs6000_init_builtins): Call
2510         SUBTARGET_INIT_BUILTINS if defined.
2511         * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
2512         New functions.
2513
2514 2008-02-23  Andrew Pinski  <andrew_pinski@playstation.sony.com>
2515
2516         PR rtl-opt/33512
2517         * simplify-rtx.c (simplify_binary_operation_1): Add simplification
2518         of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
2519
2520 2008-02-23  Andrew Pinski  <andrew_pinski@playstation.sony.com>
2521
2522         PR pch/35027
2523         * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
2524         file" warning condtional on -Winvalid-PCH.
2525
2526 2008-02-23  Daniel Jacobowitz  <dan@codesourcery.com>
2527
2528         * expmed.c (extract_bit_field): Always use adjust_address for MEM.
2529
2530 2008-02-23  Uros Bizjak  <ubizjak@gmail.com>
2531
2532         PR target/22076
2533         PR target/34256 
2534         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
2535         prevent reload from using MMX registers.
2536         (*mov<mode>_internal): Ditto.
2537         (*movv2sf_internal_rex64): Ditto.
2538         (*movv2sf_internal): Ditto.
2539
2540 2008-02-23  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2541
2542         PR documentation/31569
2543         * doc/install.texi2html: Use makeinfo --no-number-sections.
2544
2545 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
2546
2547         * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
2548         ensure that we can address an entire entity > 8 bytes.  Don't
2549         generate reg+reg addressing for such data.
2550
2551 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
2552
2553         * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
2554         strings when optimizing for size, unless the target cares about
2555         alignment.
2556
2557 2008-02-22  Tom Tromey  <tromey@redhat.com>
2558
2559         * regclass.c (current_pass): Remove declaration.
2560
2561 2008-02-22  Anatoly Sokolov <aesok@post.ru>
2562
2563         * config/avr/libgcc.S (__RAMPZ__): Define.
2564         (__do_copy_data): Add for devices with 128KB code memory.
2565
2566 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
2567
2568         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2569         Use spe_abi.
2570         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
2571
2572 2008-02-22  Hans-Peter Nilsson  <hp@axis.com>
2573
2574         * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
2575         GENNONACR_REGS.
2576
2577 2008-02-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2578
2579         PR c/19999
2580         * c-typeck.c (build_binary_op): Warn about floating point
2581         comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
2582
2583 2008-02-21  Janis Johnson  <janis187@us.ibm.com>
2584
2585         PR target/34526
2586         * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
2587         (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
2588         add vrsave.
2589         (rs6000_override_options): Set altivec_abi as default, not override,
2590         for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
2591         TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
2592         is used; use new member spe_abi.
2593         (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
2594         spe_abi and altivec_abi.
2595
2596 2008-02-22  Tomas Bily  <tbily@suse.cz>
2597
2598         * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
2599
2600 2008-02-21  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2601
2602         PR bootstrap/35273
2603         * config.build (build_file_translate): Set to `CMD //c' only if
2604         it works.
2605         * Makefile.in (build_file_translate): Improve comment.
2606
2607 2008-02-21  Jan Hubicka  <jh@suse.cz>
2608
2609         * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
2610         PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
2611         PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
2612
2613 2008-02-21  Michael Matz  <matz@suse.de>
2614
2615         PR target/35264
2616         * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
2617
2618 2008-02-21  Uros Bizjak  <ubizjak@gmail.com>
2619
2620         * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
2621         movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
2622         as insn constraint.
2623         * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
2624         from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
2625         SSE_VEC_FLOAT_MODE_P as insn constraint.
2626         (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
2627         (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
2628         sse4a_movntdf using MODEF mode iterator.
2629         (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
2630         sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
2631         (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
2632         (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
2633         (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
2634         (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
2635         (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
2636
2637 2008-02-21  Richard Guenther  <rguenther@suse.de>
2638
2639         * tree.def (PAREN_EXPR): New tree code.
2640         * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
2641         and PAREN_EXPR.
2642         * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
2643         * expr.c (expand_expr_real_1): Likewise.
2644         * tree-inline.c (estimate_num_insns_1): Likewise.
2645         * tree-complex.c (expand_complex_move): Likewise.
2646         * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
2647         as plain x.
2648
2649 2008-02-20  Kaz Kojima  <kkojima@gcc.gnu.org>
2650
2651         PR target/35225
2652         * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
2653
2654 2008-02-20  Kaz Kojima  <kkojima@gcc.gnu.org>
2655
2656         PR target/35190
2657         * config/sh/sh.md (jump_compact): Disable for crossing jumps.
2658
2659         * config/sh/sh.c (find_barrier): Don't go past
2660         NOTE_INSN_SWITCH_TEXT_SECTIONS note.
2661
2662 2008-02-20  DJ Delorie  <dj@redhat.com>
2663
2664         * config/h8300/h8300.md (insv): Force source operand to be a register.
2665
2666         * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
2667         as a jump, not as a plain insn.
2668         
2669 2008-02-20  Seongbae Park <seongbae.park@gmail.com>
2670
2671         * doc/invoke.texi (Warning Options): Add new option
2672         -Wframe-larger-than=.
2673         (-Wframe-larger-than): Document.
2674
2675         * flags.h (warn_frame_larger_than, frame_larger_than_size):
2676         Add declarations for new option variables.
2677
2678         * final.c (final_start_function): Check the frame size
2679         before emission and issue a Wframe-larger-than warning.
2680
2681         * opts.c (warn_frame_larger_than, frame_larger_than_size):
2682         Add definitions for new option variables.
2683         (common_handle_option): Handle new option OPT_Wframe_larger_than_.
2684
2685         * common.opt (Wframe-larger-than=): New option.
2686
2687 2008-02-20  Uros Bizjak  <ubizjak@gmail.com>
2688
2689         * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
2690         (<sse>_div<mode>3): Ditto.
2691         (<sse>_vmdiv<mode>3): Ditto.
2692         (<sse>_vmsqrt<mode>2): Ditto.
2693         (*smax<mode>3): Ditto.
2694         (sse5_frcz<mode>2): Ditto.
2695         (sse5_vmfrcz<mode>2): Ditto.  Use TARGET_SSE5 instead of TARGET_ROUND
2696         as insn constraint.
2697
2698 2008-02-20  Richard Guenther  <rguenther@suse.de>
2699
2700         PR middle-end/35265
2701         * builtins.c (validate_arg): If we want an INTEGER_TYPE,
2702         be happy with INTEGRAL_TYPE_P.
2703
2704 2008-02-20  Richard Guenther  <rguenther@suse.de>
2705
2706         * fold-const.c (split_tree): Associate floatig-point expressions
2707         if flag_associative_math is set.
2708
2709 2008-02-20  Richard Guenther  <rguenther@suse.de>
2710
2711         * tree.h (fold_real_zero_addition_p): Declare.
2712         * fold-const.c (fold_real_zero_addition_p): Export.
2713         * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
2714         floating-point operations with zero and one.
2715
2716 2008-02-20  Paolo Bonzini  <bonzini@gnu.org>
2717
2718         * doc/install.texi: Correct references to CFLAGS, replacing them
2719         with BOOT_CFLAGS.  Document flags used during bootstrap for
2720         target libraries.
2721                                 
2722 2008-02-20  Uros Bizjak  <ubizjak@gmail.com>
2723
2724         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
2725         * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
2726         and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
2727         insn constraint.
2728         (smin<mode>3): Ditto from similar patterns.
2729         (smax<mode>3): Ditto.
2730         (*ieee_smin<mode>3): Ditto.
2731         (*ieee_smax<mode>3): Ditto.
2732         * config/i386/sse.md (sse): New mode attribute.
2733         (mov<mode>): Macroize expander from movv4sf and movv2df using
2734         SSEMODEF2P mode iterator.
2735         (<sse>_movnt<mode>): Ditto from similar patterns. Use
2736         SSE_VEC_FLOAT_MODE_P as insn constraint.
2737         (storent<mode>): Ditto.
2738         (storent<mode>): Macroize expander from storentsf and storentdf using
2739         MODEF mode iterator.
2740         (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
2741         mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
2742         (abs<mode>2): Ditto from similar patterns.
2743         (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
2744         (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
2745         (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
2746         (<sse>_vmsqrt<mode>2): Ditto.
2747         (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
2748         (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
2749         (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
2750         (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
2751         (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
2752         sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
2753         mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
2754         insn constraint.
2755         (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
2756         iterator and SSE_FLOAT_MODE_P as insn constraint.
2757         (<sse>_ucomi): Ditto from similar patterns.
2758         (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
2759         sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
2760         SSE_VEC_FLOAT_MODE_P as insn constraint.
2761         (vcond<mode>): Ditto from similar patterns.
2762         (and<mode>3, *and<mode>3): Ditto.
2763         (<sse>_nand<mode>3): Ditto.
2764         (ior<mode>3, *ior<mode>3): Ditto.
2765         (xor<mode>3, *xor<mode>3): Ditto.
2766         (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
2767         iterator and SSE_FLOAT_MODE_P as insn constraint.
2768         (*nand<mode>3): Ditto from similar patterns.
2769         (*ior<mode>3): Ditto.
2770         (*xor<mode>3): Ditto.
2771
2772 2008-02-20  Ira Rosen  <irar@il.ibm.com>
2773
2774         * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
2775         vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
2776         vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
2777
2778 2008-02-19  Jan Hubicka  <jh@suse.cz>
2779
2780         * predict.c (tree_bb_level_predictions): Remove variable next
2781         mistakely introduced by previous commit.
2782
2783 2008-02-19  Jan Hubicka  <jh@suse.cz>
2784
2785         * predict.c (predict_paths_leading_to): Rewrite.
2786         (predict_paths_for_bb): New.
2787         (tree_bb_level_predictions): Update call of predict_paths_leading_to.
2788
2789 2008-02-19  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2790
2791         PR bootstrap/35218
2792         * Makefile.in (build_file_translate): New.
2793         (gcc-vers.texi): Use it for translating $(abs_srcdir).
2794         * config.build (build_file_translate): Set to `CMD //c' on MinGW.
2795         * configure.ac (build_file_translate): Substitute it.
2796         * configure: Regenerate.
2797
2798 2008-02-19  Jan Hubicka  <jh@suse.cz>
2799
2800         PR rtl-optimization/34408
2801         * see.c (see_def_extension_not_merged): Copy subreg so we don't have
2802         invalid sharing.
2803
2804 2008-02-19  Jan Hubicka  <jh@suse.cz>
2805
2806         PR middle-end/28779
2807         * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
2808         call_expr.
2809
2810 2008-02-19  H.J. Lu  <hongjiu.lu@intel.com>
2811
2812         PR Ada/35186
2813         * config/i386/i386-modes.def: Revert the last DI alignment
2814         change until Ada people can look into it.
2815
2816 2008-02-19  Nick Clifton  <nickc@redhat.com>
2817
2818         * opts.c (print_specific_help): Fix typo in --help text.
2819
2820 2008-02-19  Jakub Jelinek  <jakub@redhat.com>
2821
2822         PR target/35239
2823         * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
2824         32-bit inline asm without asm alternatives for host GCC < 3.0.
2825
2826 2008-02-19  Richard Guenther  <rguenther@suse.de>
2827
2828         PR tree-optimization/34989
2829         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
2830         Allow propagation to INDIRECT_REF if we can simplify only.
2831
2832 2008-02-19  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2833
2834         * c-common.c (warn_for_collisions_1): Use appropriate option when
2835         warning.
2836
2837 2008-02-19  Nick Clifton  <nickc@redhat.com>
2838
2839         PR other/31349
2840         * opts.c (undocumented_msg): Leave blank unless checking is enabled.
2841         (handle_options): Fix indentation.
2842         (print_filtered_help): If no language-specific options were
2843         displayed tell the user how to list all the options supported by
2844         the language's front-end.
2845         (print_specific_help): Fix indentation and remove duplicate line.
2846         (common_handle_option): Handle the -v option.
2847         For --help enable the display of undocumented options if the -v
2848         switch has been included on the command line.
2849         For --help= check for overlaps in the arguments between the option
2850         classes and the language names and issue a warning when they
2851         cannot be disambiguated.
2852         * c.opt (v): Pass on to the common option handler.
2853
2854 2008-02-19  Revital Eres  <eres@il.ibm.com> 
2855
2856         * modulo-sched.c (sms_schedule): Change dump message when
2857         create_ddg function fails.
2858         (try_scheduling_node_in_cycle): Rename row to cycle.
2859         (print_partial_schedule): Rename CYCLE to ROW.
2860
2861 2008-02-19  Christian Bruel  <christian.bruel@st.com>
2862             Zdenek Dvorak  <ook@ucw.cz>
2863
2864         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
2865
2866 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
2867
2868         PR target/33555
2869         * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
2870         (*x86_movdicc_0_m1_se): Ditto.
2871
2872 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
2873
2874         * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
2875         (CMPtype): Define as __gcc_CMPtype.
2876         * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
2877         (CMPtype): Define as __gcc_CMPtype.
2878
2879 2008-02-19  Hans-Peter Nilsson  <hp@axis.com>
2880
2881         Support valgrind 3.3 for --enable-checking=valgrind.
2882         * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
2883         here.
2884         [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
2885         [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
2886         [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
2887         * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
2888         Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
2889         VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
2890         VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
2891         respectively.
2892         * ggc-zone.c: Similar.
2893         * ggc-page.c: Similar.
2894
2895 2008-02-19  Paul Brook  <paul@codesourcery.com>
2896
2897         PR target/35071
2898         * config/arm/ieee754-df.S: Fix do_it typo.
2899         * config/arm/ieee754-sf.S: Fix do_it typo.
2900
2901 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
2902
2903         PR target/35189
2904         * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
2905         (OPTION_MASK_ISA_3DNOW_SET): Likewise.
2906         (OPTION_MASK_ISA_SSE_SET): Likewise.
2907         (OPTION_MASK_ISA_SSE2_SET): Likewise.
2908         (OPTION_MASK_ISA_SSE3_SET): Likewise.
2909         (OPTION_MASK_ISA_SSSE3_SET): Likewise.
2910         (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
2911         (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
2912         (OPTION_MASK_ISA_SSE4_SET): Likewise.
2913         (OPTION_MASK_ISA_SSE4A_SET): Likewise.
2914         (OPTION_MASK_ISA_SSE5_SET): Likewise.
2915         (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
2916         (OPTION_MASK_ISA_MMX_UNSET): Updated.
2917         (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
2918         (OPTION_MASK_ISA_SSE_UNSET): Likewise.
2919         (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
2920         (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
2921         (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
2922         (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
2923         (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
2924         (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
2925         (OPTION_MASK_ISA_SSE4): Removed.
2926         (ix86_handle_option): Turn on bits in ix86_isa_flags and
2927         ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
2928         (override_options): Don't turn on implied SSE/MMX bits in
2929         ix86_isa_flags.
2930
2931 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
2932
2933         * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2934         32bit host.
2935
2936 2008-02-18  Joey Ye  <joey.ye@intel.com>
2937
2938         PR middle-end/34921
2939         * tree-nested.c (insert_field_into_struct): Set type alignment
2940         to field alignment if the former is less than the latter.
2941
2942 2008-02-18  Jakub Jelinek  <jakub@redhat.com>
2943
2944         * BASE-VER: Set to 4.4.0.
2945
2946 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2947
2948         * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
2949         * doc/cfg.texi: Likewise.
2950         * doc/extend.texi: Likewise.
2951         * doc/gty.texi: Likewise.
2952         * doc/invoke.texi: Likewise.
2953         * doc/loop.texi: Likewise.
2954         * doc/md.texi: Likewise.
2955         * doc/passes.texi: Likewise.
2956         * doc/rtl.texi: Likewise.
2957         * doc/sourcebuild.texi: Likewise.
2958         * doc/tm.texi: Likewise.
2959         * doc/tree-ssa.texi: Likewise.
2960
2961 2008-02-17  Richard Guenther  <rguenther@suse.de>
2962
2963         PR middle-end/35227
2964         * tree-complex.c (init_parameter_lattice_values): Handle parameters
2965         without default definition.
2966
2967 2008-02-17  Richard Guenther  <rguenther@suse.de>
2968
2969         PR tree-optimization/35231
2970         * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
2971         if A | B != 1.
2972
2973 2008-02-17  Uros Bizjak  <ubizjak@gmail.com>
2974
2975         Revert:
2976         2008-02-15  Uros Bizjak  <ubizjak@gmail.com>    
2977         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
2978         libgcc_cmp_return mode.
2979
2980 2008-02-16  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2981
2982         PR c/28368
2983         * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
2984
2985 2008-02-16  Ralf Corsepius  <ralf.corsepius@rtems.org>
2986
2987         * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
2988         multilibs.
2989
2990 2008-02-16  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2991
2992         * doc/c-tree.texi: Use `@.' where appropriate.
2993         * doc/extend.texi: Likewise.
2994         * doc/install.texi: Likewise.
2995         * doc/invoke.texi: Likewise.
2996         * doc/loop.texi: Likewise.
2997         * doc/makefile.texi: Likewise.
2998         * doc/md.texi: Likewise.
2999         * doc/passes.texi: Likewise.
3000         * doc/standards.texi: Likewise.
3001         * doc/tm.texi: Likewise.
3002
3003 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
3004
3005         PR middle-end/35196
3006         * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
3007         in entry_bb.
3008         (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
3009         rather than in entry_bb.
3010
3011 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
3012
3013         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
3014         libgcc_cmp_return mode.
3015
3016 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
3017
3018         PR middle-end/35130
3019         * tree-nested.c (convert_call_expr): Put FRAME.* vars into
3020         OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
3021
3022 2008-02-15  Richard Guenther  <rguenther@suse.de>
3023             Zdenek Dvorak  <ook@ucw.cz>
3024
3025         PR tree-optimization/35164
3026         * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
3027         * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
3028         * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3029         Only propagate addresses which do not have abnormal SSA_NAMEs
3030         in their operands.
3031
3032 2008-02-15  Joseph Myers  <joseph@codesourcery.com>
3033
3034         PR target/35088
3035         * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
3036
3037 2008-02-15  Jan Hubicka  <jh@suse.cz>
3038
3039         PR middle-end/35149
3040         * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
3041
3042 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
3043
3044         PR middle-end/34621
3045         * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
3046         when calculating alignment_pad.
3047
3048 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
3049
3050         * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
3051         (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
3052         * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
3053         and STACK_BOUNDARY define.
3054
3055 2008-02-14  Danny Smith  <dannysmith@users.sourceforge.net>
3056
3057         PR preprocessor/35061
3058         * c-pragma.c (handle_pragma_pop_macro): Check that
3059         pushed_macro_table has been allocated.
3060
3061 2008-02-14  Eric Botcazou  <ebotcazou@adacore.com>
3062
3063         PR middle-end/35136
3064         * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
3065         (force_gimple_operand): Likewise.
3066         * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
3067         for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
3068         Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
3069         (find_interesting_uses_address): Check addressability and alignment
3070         of the base expression only after substituting bases of IVs into it.
3071
3072 2008-02-14  Michael Matz  <matz@suse.de>
3073
3074         PR target/34930
3075         * function.c (instantiate_virtual_regs_in_insn): Reload address
3076         before falling back to reloading the whole operand.
3077
3078 2008-02-14  Andreas Krebbel  <krebbel1@de.ibm.com>
3079
3080         * config/s390/s390.c (s390_mainpool_start): Emit the pool
3081         before the first section switch note.
3082
3083 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3084
3085         * doc/bugreport.texi: Update copyright years.
3086         * doc/c-tree.texi: Likewise.
3087         * doc/cfg.texi: Likewise.
3088         * doc/cpp.texi: Likewise.
3089         * doc/cppinternals.texi: Likewise.
3090         * doc/fragments.texi: Likewise.
3091         * doc/frontends.texi: Likewise.
3092         * doc/gcc.texi: Likewise.
3093         * doc/gty.texi: Likewise.
3094         * doc/hostconfig.texi: Likewise.
3095         * doc/implement-c.texi: Likewise.
3096         * doc/libgcc.texi: Likewise.
3097         * doc/loop.texi: Likewise.
3098         * doc/makefile.texi: Likewise.
3099         * doc/options.texi: Likewise.
3100         * doc/passes.texi: Likewise.
3101         * doc/rtl.texi: Likewise.
3102         * doc/sourcebuild.texi: Likewise.
3103         * doc/standards.texi: Likewise.
3104         * doc/tree-ssa.texi: Likewise.
3105         * doc/trouble.texi: Likewise.
3106
3107         * doc/extend.texi: Use @: or add comma where appropriate.
3108         * doc/invoke.texi: Likewise.
3109         * doc/tm.texi: Likewise.
3110
3111 2008-02-14  Alan Modra  <amodra@bigpond.net.au>
3112
3113         PR target/34393
3114         * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
3115         to a reg.
3116
3117 2008-02-14  Jesper Nilsson  <jesper.nilsson@axis.com>
3118
3119         * doc/md.texi (clz, ctz): Add reference.
3120         * doc/rtl.texi (clz, ctz): Likewise.
3121
3122 2008-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
3123
3124         PR other/35148
3125         * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
3126         srcdir.
3127
3128 2008-02-13  Andreas Krebbel  <krebbel1@de.ibm.com>
3129
3130         * config/s390/s390.c (struct constant_pool): New field
3131         emit_pool_after added.
3132         (s390_mainpool_start): Set the emit_pool_after flag according
3133         to the section switch notes.
3134         (s390_mainpool_finish): Consider emit_pool_after when emitting
3135         the literal pool at the end of the function.
3136         (s390_chunkify_start): Force literal pool splits at section
3137         switch notes.
3138
3139 2008-02-13  Michael Matz  <matz@suse.de>
3140
3141         PR debug/35065
3142         * var-tracking.c (clobber_variable_part): Correctly traverse the
3143         list.
3144
3145 2008-02-13  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
3146
3147         PR 29673
3148         * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
3149         Add -fdump-ipa-inline.
3150         * tree-dump.c (dump_files): Remove tree-inlined dump.
3151         * tree-pass.h (tree_dump_index): Remove TDI_inlined.
3152         
3153 2008-02-12  Richard Guenther  <rguenther@suse.de>
3154
3155         PR tree-optimization/35171
3156         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
3157         default defs.
3158
3159 2008-02-12  Richard Guenther  <rguenther@suse.de>
3160
3161         PR middle-end/35163
3162         * fold-const.c (fold_widened_comparison): Use get_unwidened in
3163         value-preserving mode.  Disallow final truncation.
3164
3165 2008-02-12  Eric Botcazou  <ebotcazou@adacore.com>
3166
3167         PR middle-end/35136
3168         * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
3169         code from here to...
3170         (force_gimple_operand): ...here.
3171
3172 2008-02-12  Jakub Jelinek  <jakub@redhat.com>
3173
3174         PR c++/35144
3175         * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
3176         non-compatible pointers.
3177         (generate_element_copy): If SRC and DST are RECORD_TYPEs with
3178         different FIELD_DECLs, try harder by comparing field offsets, sizes
3179         and types.
3180
3181         PR inline-asm/35160
3182         * function.c (match_asm_constraints_1): Don't replace the same input
3183         multiple times.
3184
3185 2008-02-12  Anatoly Sokolov <aesok@post.ru>
3186
3187         * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
3188         * config/avr/avr.c (expand_prologue): Save RAMPZ register.
3189         (expand_epilogue): Restore RAMPZ register.
3190         * config/avr/avr.md (RAMPZ_ADDR): New constant.
3191
3192 2008-02-11  Kai Tietz  <kai.tietz@onevision.com>
3193
3194         * config/i386/cygwin.asm: (__alloca): Correct calling
3195         convention and alignment.
3196         (__chkstk): Force 8 byte stack alignment.
3197
3198 2008-02-11  Uros Bizjak  <ubizjak@gmail.com>
3199             Richard Guenther  <rguenther@suse.de>
3200
3201         PR tree-optimization/33992
3202         * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
3203         the zero we compare against.
3204
3205 2008-02-10  Danny Smith  <dannysmith@users.sourceforge.net>
3206
3207         PR libfortran/35063
3208         * gthr-win32.h (__gthread_mutex_destroy_function): New function
3209         to CloseHandle after unlocking to prevent accumulation of handle
3210         count.
3211
3212 2008-02-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3213
3214         PR middle_end/34150
3215         * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
3216         pic_label_operand source.  Similarly, add a REG_LABEL_OPERAND note
3217         and update LABEL_NUSES during and after reload.
3218
3219 2008-02-08  Steven Bosscher  <stevenb.gcc@gmail.com>
3220
3221         PR middle-end/34627
3222         * combine.c (simplify_if_then_else): Make sure the comparison is
3223         against const0_rtx when simplifying to (abs x) or (neg (abs X)).
3224
3225 2008-02-08  Richard Sandiford  <rsandifo@nildram.co.uk>
3226
3227         PR bootstrap/35051
3228         * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
3229         (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
3230         * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
3231         (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
3232         * tree.h (get_type_static_bounds): Likewise.
3233
3234 2008-02-08  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
3235
3236         * doc/invoke.texi (Option Summary, C++ Dialect Options)
3237         (Objective-C and Objective-C++ Dialect Options, Warning Options):
3238         Make -Wfoo language annotations match what the compiler outputs.
3239
3240 2008-02-08  Sa Liu  <saliu@de.ibm.com>
3241
3242         * config/spu/spu-builtins.def: Fixed wrong parameter type in spu 
3243         intrinsics spu_convts, spu_convtu, spu_convtf.
3244         * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
3245
3246 2008-02-08  Hans-Peter Nilsson  <hp@axis.com>
3247
3248         * doc/extend.texi (Function Attributes) <noinline>: Mention
3249         asm ("") as method to keep calls.
3250
3251 2008-02-07  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
3252
3253         PR other/32754
3254         * doc/options.texi (Options): Replace references to opts.sh with
3255         optc-gen.awk.
3256         * opts-common.c: Likewise.
3257         * optc-gen.awk: Likewise.
3258         
3259 2008-02-07  Andreas Krebbel  <krebbel1@de.ibm.com>
3260
3261         * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
3262
3263 2008-02-07  Richard Henderson  <rth@redhat.com>
3264
3265         PR rtl-opt/33410
3266         * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
3267         EXPR_LIST for the REG_EQUAL instead of a comparison with a 
3268         funny mode.
3269
3270 2008-02-07  Uros Bizjak  <ubizjak@gmail.com>
3271
3272         PR tree-optimization/35085
3273         * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
3274         for operand entry oe2 in addition to operand entry oe3 in order to
3275         expose more opportunities for vectorizer sum reduction.
3276
3277 2008-02-06  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3278
3279         PR other/35107
3280         * Makefile.in (LIBS): Remove $(GMPLIBS).
3281         (cc1-dummy, cc1): Add $(GMPLIBS).
3282
3283 2008-02-06  Jan Hubicka  <jh@suse.cz>
3284
3285         PR target/23322
3286         * i386.md (moddf_integer): Do not produce partial memory stalls for
3287         targets where it hurts.
3288
3289 2008-02-06  Uros Bizjak  <ubizjak@gmail.com>
3290
3291         PR target/35083
3292         * optabs.c (expand_float): Do not check for decimal modes when
3293         expanding unsigned integer through signed conversion.
3294
3295 2008-02-06  Nick Clifton  <nickc@redhat.com>
3296
3297         * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
3298         inside the clobber with a match_operand and duplicated operand
3299         number in the constraint.
3300         (ineqbranchsi): Delete redundant comment.
3301
3302 2008-02-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
3303
3304         * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add 
3305         builtin_define ("__USE_INIT_FINI__").
3306         * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
3307         -msx multilibs.
3308         * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
3309
3310 2008-02-06  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
3311
3312         PR documentation/30330
3313         * doc/invoke.texi (C++ Dialect Options)
3314         (Objective-C and Objective-C++ Dialect Options, Warning Options):
3315         For each warning option -Wfoo that allows -Wno-foo, ensure both
3316         -Wfoo and -Wno-foo are listed in the option index.  Fix index
3317         entry of -Wswitch-default, index -Wnormalized= including the
3318         `=', and -Wlarger-than-@var{len} including @var{len}.
3319
3320 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
3321
3322         * config/i386/i386.md (floatunssisf2): Use
3323         ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
3324         (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
3325         Macroize expander using MODEF mode iterator.
3326
3327 2008-02-05  Diego Novillo  <dnovillo@google.com>
3328
3329         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
3330
3331         PR 33738
3332         * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
3333
3334 2008-02-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3335
3336         PR other/35070
3337         * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
3338
3339 2008-02-05  H.J. Lu  <hongjiu.lu@intel.com>
3340
3341         PR target/35084
3342         * config/i386/i386.c (ix86_function_sseregparm): Add an arg
3343         to indicate if a message should be generated.
3344         (init_cumulative_args): Updated.
3345         (function_value_32): Likewise.
3346
3347 2008-02-05  Joseph Myers  <joseph@codesourcery.com>
3348
3349         * doc/include/texinfo.tex: Update to version 2008-02-04.16.
3350
3351 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
3352
3353         PR target/35083
3354         * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
3355         Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
3356
3357 2008-02-04  Diego Novillo  <dnovillo@google.com>
3358
3359         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
3360
3361         PR 33738
3362         * tree-vrp.c (vrp_evaluate_conditional): With
3363         -Wtype-limits, emit a warning when comparing against a
3364         constant outside the natural range of OP0's type.
3365
3366 2008-02-04  Richard Guenther  <rguenther@suse.de>
3367
3368         PR middle-end/33631
3369         * expr.c (count_type_elements): Give for unions instead of
3370         guessing.
3371
3372 2008-02-04  Richard Guenther  <rguenther@suse.de>
3373
3374         PR middle-end/35043
3375         * gimplify.c (gimplify_init_ctor_eval): Convert array indices
3376         to TYPE_DOMAINs base type instead of using bitsizetype here.
3377
3378 2008-02-03  Jason Merrill  <jason@redhat.com>
3379
3380         * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
3381
3382 2008-02-04  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
3383
3384         PR other/29972
3385         * doc/invoke.texi (C++ Dialect Options, Optimize Options)
3386         (HPPA Options, i386 and x86-64 Options, IA-64 Options)
3387         (RS/6000 and PowerPC Options): Fix typos and markup.
3388         * doc/passes.texi (Tree-SSA passes): Likewise.
3389
3390 2008-02-02  Michael Matz  <matz@suse.de>
3391
3392         PR target/35045
3393         * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
3394         from record_last_reg_set_info.
3395         (record_last_reg_set_info): Take an RTX argument, iterate over all
3396         constituent hardregs.
3397         (record_last_set_info, record_opr_changes): Change calls to
3398         new signature or to record_last_reg_set_info_regno.
3399
3400 2008-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
3401
3402         * doc/extend.texi (X86 Built-in Functions): Fix grammar.
3403
3404 2008-02-01  Hans-Peter Nilsson  <hp@axis.com>
3405
3406         PR rtl-optimization/34773
3407         * reg-notes.def (EQUAL): Mention significance of combination of
3408         REG_EQUAL and REG_RETVAL.
3409         * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
3410         insn that has a REG_RETVAL.
3411
3412 2008-02-01  Roger Sayle  <roger@eyesopen.com>
3413
3414         PR bootstrap/33781
3415         * configure.ac (--enable-fixed-point): Disable unless explicitly
3416         requested on IRIX.
3417         * configure: Regenerate.
3418
3419 2008-02-01  Richard Guenther  <rguenther@suse.de>
3420
3421         PR other/35042
3422         * invoke.texi (-finline-limit): Remove no longer true parts
3423         of the documentation.  Note that there is no default value.
3424
3425 2008-02-01  Andrew Pinski  <pinskia@gmail.com>
3426             Mark Mitchell  <mark@codesourcery.com>
3427             Ben Elliston  <bje@au.ibm.com>
3428
3429         PR c/29326
3430         * doc/extend.texi (Other Builtins): Document.
3431
3432 2008-01-31  Tom Browder <tom.browder@gmail.com>
3433