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2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
1 2008-03-26  H.J. Lu  <hongjiu.lu@intel.com>
2
3         * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
4
5         * config/i386/i386.c (ix86_function_arg_boundary): Check
6         BIGGEST_ALIGNMENT instead of 128.
7         (setup_incoming_varargs_64): Likewise.
8
9 2008-03-26  Tom Tromey  <tromey@redhat.com>
10
11         * Makefile.in (DEPFILES): Add missing '/'.
12
13 2008-03-26  Richard Guenther  <rguenther@suse.de>
14
15         * fold-const.c (target.h): Include.
16         (fold_comparison): Fold comparison of addresses of two decls
17         that bind locally.  Consolidate address folding code.
18
19 2008-03-26  Nick Clifton  <nickc@redhat.com>
20
21         PR target/31232
22         * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
23         not allow INT+INT as a legitimate addressing mode.
24
25 2008-03-26  Richard Guenther  <rguenther@suse.de>
26
27         * tree-flow.h (widen_bitfield): Remove declaration.
28         * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
29         (widen_bitfield): Remove function.
30         * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
31         code.
32
33 2008-03-25  Andrew Pinski  <andrew_pinski@playstation.sony.com>
34
35         PR target/31558
36         * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
37         error_mark_node's.
38
39 2008-03-25  Richard Sandiford  <rsandifo@nildram.co.uk>
40
41         PR rtl-optimization/35232
42         * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
43         (forget_old_reloads_1, forget_marked_reloads): Don't clear
44         reg_reloaded_call_part_clobbered here.
45         (reload_regs_reach_end_p): New function.
46         (reload_reg_rtx_for_input): New variable.
47         (reload_reg_rtx_for_output): Likewise.
48         (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
49         when reassigning a pseudo register.  Load reloadreg from 
50         reload_reg_rtx_for_input, moving the mode and register
51         calculation to...
52         (do_input_reload): ...here.  Use the mode-adjusted reg_rtx
53         instead of the original when deciding whether an input reload
54         would be a no-op or whether an output reload can be deleted.
55         (emit_output_reload_insns): Use the mode-adjusted reg_rtx
56         when setting up new_spill_reg_store.  Load it from
57         reload_reg_rtx_for_output, moving the mode and register
58         calculation to...
59         (do_output_reload): ...here.  Use the mode-adjusted reg_rtx
60         instead of the original when deciding whether an output reload
61         would be a no-op.  Do the same when modifying insn notes.
62         Use rtx_equal_p instead of == to compare the registers.
63         (inherit_piecemeal_p): Take a mode and two register numbers
64         as argument.
65         (emit_reload_insns): Clear new_spill_reg_store for every hard
66         register in the reload register.  Remove spill registers
67         from reg_reloaded_valid before considering whether to record
68         inheritance information for them.  Use reload_reg_rtx_for_output
69         instead of reg_rtx when recording output reloads.  Use
70         reload_reg_rtx_for_input instead of reg_rtx when recording
71         input reloads.  Set or clear reg_reloaded_call_part_clobbered
72         at the same time as setting reg_reloaded_valid.
73         (delete_output_reload): Add a new_reload_reg parameter and use it
74         instead of rld[j].reg_rtx.
75         (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
76         calls accordingly.
77
78 2008-03-25  Tom Tromey  <tromey@redhat.com>
79
80         * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
81         (build/genattr.o): Likewise.
82         (build/genattrtab.o): Likewise.
83         (build/gencodes.o): Likewise.
84         (build/genconfig.o): Likewise.
85         (build/genconstants.o): Likewise.
86         (build/genemit.o): Likewise.
87         (build/genextract.o): Likewise.
88         (build/genflags.o): Likewise.
89
90 2008-03-25  Bob Wilson  <bob.wilson@acm.org>
91         
92         * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
93         instead of size_int for integer types.
94         (xtensa_gimplify_va_arg_expr): Likewise.  Convert index to sizetype
95         to match type of MINUS_EXPR.
96         
97 2008-03-25  Tom Tromey  <tromey@redhat.com>
98
99         * configure: Rebuilt.
100         * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
101         Makefile.
102
103 2008-03-25  Tom Tromey  <tromey@redhat.com>
104
105         * config/x-solaris (host-solaris.o): Update.
106         * config/x-linux (host-linux.o): Update.
107         * config/x-hpux (host-hpux.o): Update.
108         * config/x-darwin (host-darwin.o): Update.
109         * config/v850/t-v850e (v850-c.o): Update.
110         * config/v850/t-v850 (v850-c.o): Update.
111         * config/t-vxworks (vxworks.o): Update.
112         * config/t-sol2 (sol2-c.o, sol2.o): Update.
113         * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
114         * config/spu/t-spu-elf (spu-c.o): Update.
115         (spu.o): Remove.
116         * config/sh/t-symbian (sh-c.o): Update.
117         (symbian.o): Update.
118         * config/sh/t-sh (sh-c.o): Update.
119         * config/score/t-score-elf (score7.o, score3.o): Update.
120         * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
121         * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
122         * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
123         * config/rs6000/t-rs6000 (rs6000-c.o): Update.
124         (rs6000.o): Remove.
125         * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
126         * config/m32c/t-m32c (m32c-pragma.o): Update.
127         * config/ia64/t-ia64 (ia64-c.o): Update.
128         * config/i386/x-mingw32 (host-mingw32.o): Update.
129         * config/i386/x-i386 (driver-i386.o): Update.
130         * config/i386/x-darwin (host-i386-darwin.o): Update.
131         * config/i386/x-cygwin (host-cygwin.o): Update.
132         * config/i386/t-nwld (nwld.o): Update.
133         * config/i386/t-netware (netware.o): Update.
134         * config/i386/t-interix (winnt.o): Update.
135         * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
136         * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
137         msformat-c.o): Update.
138         * config/bfin/t-bfin-linux (generated_files): Add
139         linux-sysroot-suffix.h.
140         * config/arm/t-wince-pe (pe.o): Update.
141         * config/arm/t-strongarm-pe (pe.o): Update.
142         * config/arm/t-pe (pe.o): Update.
143         * config/arm/t-arm (arm-c.o): Update.
144         * doc/install.texi (Prerequisites): Require make 3.80.
145         * Makefile.in: Remove .o targets.
146         (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
147         (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
148         (simple_generated_h, simple_generated_c): Move earlier.
149         (generated_files): New variable.
150         (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
151         TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
152         BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
153         ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
154         REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
155         CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
156         CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
157         INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
158         PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
159         TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
160         DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
161         VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
162         (.c.o): Remove.
163         (COMPILE.base, COMPILE): New variables.
164         (%.o): New pattern rule.
165         (ALL_HOST_OBJS): New variable.
166         (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
167         (dummy-checksum.o, cc1-checksum.o): Remove.
168         (DRIVER_SHLIB): New variable.
169         (DRIVER_DEFINES): Use it.
170         (gencondmd.c): Move out of build/.
171         (s-conditions): Update.
172         (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
173         (ALL_BUILD_OBJS): Likewise.
174         (build/%.o): Use BUILDCOMPILE.
175         (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
176         build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
177         build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
178         build/gencheck.o, build/gencodes.o, build/genconditions.o,
179         build/genconfig.o, build/genconstants.o, build/genemit.o,
180         build/genextract.o, build/genflags.o, build/genmddeps.o,
181         build/genopinit.o, build/genoutput.o, build/genpeep.o,
182         build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
183         build/gen-protos.o, build/scan.o, build/fix-header.o,
184         build/scan-decls.o): Simplify.
185         (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
186         cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
187         prefix.o, toplev.o): Reduce to variable setting.
188         (libbackend.o): Use COMPILE.  Remove most dependencies.  Move later.
189         ($(out_object_file), gcc-options.o): New targets.
190         ($(ALL_HOST_OBJS)): New target.  Include dependency files.
191         * configure: Rebuilt.
192         * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
193         * doc/sourcebuild.texi (Front End Directory): Document new variable.
194
195 2008-03-25  Douglas Gregor  <doug.gregor@gmail.com>
196
197         * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
198         complain when we hit an error, return ERROR_MARK_NODE.
199
200 2008-03-25  Naveen.H.S  <naveen.hs@kpitcummins.com>
201
202         * config/sh/constraints.md (Pso, Psz): New constraints.
203         * config/sh/sh.c (print_operand): Add %V and %W operand codes.
204         * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
205
206 2008-03-25  Naveen.H.S  <naveen.hs@kpitcummins.com>
207
208         * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
209         * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
210
211 2008-03-25  Naveen.H.S  <naveen.hs@kpitcummins.com>
212
213         * config/sh/sh.md (prefetch): Add condition for SH2A target.
214         (prefetch_sh2a): New.   
215
216 2008-03-25  Jayant Sonar  <Jayant.sonar@kpitcummins.com>
217             Naveen.H.S  <naveen.hs@kpitcummins.com>
218
219         * config/sh/constraints.md (I28): New constraint.
220         * config/sh/sh.c (broken_move): Add support for movi20s.
221         * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
222
223 2008-03-25  Anil Paranjape  <anil.paranjape@kpitcummins.com>
224             Jayant Sonar  <Jayant.sonar@kpitcummins.com>
225             Naveen.H.S  <naveen.hs@kpitcummins.com>
226
227         * config/sh/sh.c (SH_ATTRIBUTES): Define.
228         (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
229         (print_operand): Handle resbank in %@ operand code.
230         (sh_encode_section_info): New.
231         (push_regs): Add conditions for resbank.
232         (sh_expand_epilogue): Likewise.
233         (sh_insert_attributes): Likewise.
234         (sh_attribute_table): Likewise.
235         (sh_handle_resbank_handler_attribute): New.
236         (sh2a_handle_function_vector_handler_attribute): New.
237         (sh2a_is_function_vector_call): New.
238         (sh2a_get_function_vector_number): New.
239         (sh2a_function_vector_p): New.
240         (sh_cfun_resbank_handler_p): New.
241         * config/sh/sh.md (calli): Emit jsr/n if possible.
242         (calli_tbr_rel): New.
243         (calli_pcrel): Emit jsr/n if possible.
244         (return_i): Emit rts/n if possible.
245         (call_valuei_tbr_rel): New.
246         (call_valuei_pcrel): Add condition for SH2A target.
247         (call_value): Likewise.
248         * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
249         (sh2a_get_function_vector_number): Likewise.
250         (sh2a_is_function_vector_call): Likewise.
251         * doc/extend.texi: Document TBR relative addressing of SH2A.
252         (resbank): Add description for SH2A.
253
254 2008-03-24  Richard Guenther  <rguenther@suse.de>
255
256         PR c/22371
257         * gimplify.c (gimplify_modify_expr): For frontend type-correct
258         pointer assignments change conversions according to middle-end rules.
259         (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
260         * configure.ac: Include type checking in yes.
261         * configure: Regenerate.
262
263 2008-03-24  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
264
265         * diagnostic.c (diagnostic_count_diagnostic): Delete.
266         (diagnostic_report_diagnostic): Update. Handle ICEs here.
267         
268 2008-03-24  Nathan Sidwell  <nathan@codesourcery.com>
269
270         * gthr-vxworks.h (UNUSED): Define.
271
272 2008-03-23  H.J. Lu  <hongjiu.lu@intel.com>
273
274         * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and
275         CX_REG.
276
277 2008-03-23  Zuxy Meng <zuxy.meng@gmail.com>
278
279         * doc/extend.texi (Function Attributes): Add missing comma in the
280         example of the "alloc_size" attribute.
281         
282 2008-03-23  Uros Bizjak  <ubizjak@gmail.com>
283
284         Revert:
285         2008-03-05  H.J. Lu  <hongjiu.lu@intel.com>
286
287         * config/i386/i386-modes.def: Use 4 byte alignment on DI for
288         32bit host.
289
290         2008-03-19  Uros Bizjak  <ubizjak@gmail.com>
291
292         PR target/35496
293         * stor-layout.c (update_alignment_for_field): Set minimum alignment
294         of the underlying type of a MS bitfield layout to the natural
295         alignment of the type.
296
297         2008-03-22  Uros Bizjak  <ubizjak@gmail.com>
298
299         * config/i386/i386.c (assign_386_stack_local): Align DImode slots
300         to their natural alignment to avoid store forwarding stalls.
301
302 2008-03-22  Richard Guenther  <rguenther@suse.de>
303
304         * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
305         For PHI nodes verify the address is invariant.
306         * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
307         (get_symbol_constant_value): Use is_gimple_min_invariant.
308         (maybe_fold_stmt_indirect): Likewise.
309
310 2008-03-22  Richard Sandiford  <rsandifo@nildram.co.uk>
311
312         PR rtl-optimization/33927
313         * Makefile.in (dse.o): Depend on $(TM_P_H).
314         * expr.h (extract_low_bits): Declare.
315         * expmed.c (extract_low_bits): New function.
316         * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
317         * dse.c: Include tm_p.h.
318         (find_shift_sequence): Remove the read_reg argument and return the
319         read value.  Emit the instructions instead of returning them.
320         Iterate on new_mode rather than calculating it each time.
321         Check MODES_TIEABLE_P.  Use simplify_gen_subreg to convert the
322         source to NEW_MODE and extract_low_bits to convert the shifted
323         value to READ_MODE.
324         (replace_read): Allow the load and store to have different mode
325         classes.  Use extract_low_bits when SHIFT == 0.  Create the shift
326         or extraction instructions before trying the replacement.  Update
327         dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
328
329 2008-03-22  Uros Bizjak  <ubizjak@gmail.com>
330
331         * config/i386/i386.c (assign_386_stack_local): Align DImode slots
332         to their natural alignment to avoid store forwarding stalls.
333
334 2008-03-21  Andrew Pinski  <andrew_pinski@playstation.sony.com>
335
336         PR target/27946
337         * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
338         encouraging but not allowing gprs for input;
339         change the input constraint to !f#r.
340         (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
341         gprs for output;
342         change the output constraint to !f#r.
343
344 2008-03-21  Uros Bizjak  <ubizjak@gmail.com>
345
346         PR target/13958
347         * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
348         corresponding post-reload splitters.
349         ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
350         when x87 FP math is selected.
351         * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
352         New function prototype.
353         * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
354         unreachable function to ease macroization of insn patterns.
355
356 2008-03-21  Martin Jambor  <mjambor@suse.cz>
357
358         * tree-data-ref.c (dump_data_dependence_relation): Avoid data
359         reference dumps if ddr is NULL or dependence is unknown.
360
361 2008-03-20  Kaz Kojima  <kkojima@gcc.gnu.org>
362
363         * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
364         unsigned extension into account.
365         (ATOMIC_COMPARE_AND_SWAP): Likewise.
366         (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
367         Do computations on a scratch register.
368
369 2008-03-21  Richard Guenther  <rguenther@suse.de>
370
371         * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
372         Use is_gimple_min_invariant instead of TREE_INVARIANT.
373         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
374         * tree-ssa-dom.c (record_equality): Likewise.
375         * tree-inline.c (copy_body_r): Likewise.
376         * tree-ssa-pre.c (make_values_for_stmt): Remove test for
377         TREE_INVARIANT.
378
379 2008-03-20  Kaz Kojima  <kkojima@gcc.gnu.org>
380
381         * config/sh/sh.c (split_branches): Pass zero to redirect_jump
382         as 'delete_unused' argument.
383
384 2008-03-20  Richard Guenther  <rguenther@suse.de>
385
386         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
387         special casing of constant qualifiers.
388         * tree-ssa.c (useless_type_conversion_p_1): Instead do not
389         care about them in general.
390         * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
391         regardless of their type.
392         (fold_stmt_r): Forcefully fold *& if we end up with that.
393
394 2008-03-20  Paul Brook  <paul@codesourcery.com>
395
396         * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
397         * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
398         linker flags.
399         * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
400         definition.
401         (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
402         * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
403
404 2008-03-20  Volker Reichelt  <v.reichelt@netcologne.de>
405
406         * common.opt (Wmudflap): New option.
407         * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
408         (mx_register_decls): Likewise.
409         (mudflap_finish_file): Likewise.
410         * doc/invoke.texi: Document -Wno-mudflap.
411
412 2008-03-20  Kai Tietz  <kai.tietz@onevision.com>
413
414         * c-format.c (replace_format_name_to_system_name): New.
415         (cmp_attribs): New.
416         (convert_format_name_to_system_name): New.
417         (decode_format_attr): Add use of convert_format_name_to_system_name.
418         (format_types_orig): Add gnu_ prefix to names.
419         (check_format_info_main): Special treating of \0 escaped names for
420         supporting multi-character format specifiers as I32, I64.
421         (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
422         (gnu_target_overrides_format_attributes): New.
423         * c-format.h: Add structure target_ovr_attr to hold
424         system specific formatter names.
425         * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
426         msformat-c.o file to c_target_objs and cxx_target_objs.
427         * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
428         (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
429         (TARGET_N_FORMAT_TYPES): New.
430         * config/i386/msformat-c.c: New.
431         * config/i386/t-cygming: Add build rule for msformat-c.o.
432         * doc/extend.texi: Add new format names gnu_* and ms_* and
433         further details.
434         * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
435
436 2008-03-20  Ira Rosen  <irar@il.ibm.com>
437
438         * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
439         optimizations turned on under -O3.
440         (ftree-vectorize): Add that the flag is turned on with -O3.
441
442 2008-03-20  Ben Elliston  <bje@au.ibm.com>
443
444         * regmove.c (try_auto_increment): Fix spelling error in comment.
445         * final.c (final_scan_insn): Likewise.
446
447 2008-03-20  Uros Bizjak  <ubizjak@gmail.com>
448
449         PR target/14552
450         * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
451         allocator preferences for "y" and "r" class registers.
452         ("*mov<mode>_internal"): Ditto.
453         ("*movv2sf_internal_rex64"): Ditto.
454         ("*movv2sf_internal"): Ditto.
455
456 2008-03-19  Michael Matz  <matz@suse.de>
457
458         PR middle-end/35616
459         * calls.c (expand_call): Check overlap of arguments with call
460         address for sibcalls.
461
462 2008-03-19  Uros Bizjak  <ubizjak@gmail.com>
463
464         PR target/35496
465         * stor-layout.c (update_alignment_for_field): Set minimum alignment
466         of the underlying type of a MS bitfield layout to the natural
467         alignment of the type.
468
469 2008-03-19  Jan Hubicka  <jh@suse.cz>
470
471         PR other/35094
472         * toplev.c (decode_d_option): Handle all CPP flags.
473         * tree-vrp.c: Update tree_pass descriptors.
474         * regrename.c: Update tree_pass descriptors.
475         * fwprop.c: Update tree_pass descriptors.
476         * doc/invoke.texi: Remove documentation of dropped -d? flags.
477         * tree-into-ssa.c: Update tree_pass descriptors.
478         * tree-dump.c: Update tree_pass descriptors.
479         * tree-complex.c: Update tree_pass descriptors.
480         * tree-dump.h: Update tree_pass descriptors.
481         * see.c: Update tree_pass descriptors.
482         * cgraphbuild.c: Update tree_pass descriptors.
483         * tracer.c: Update tree_pass descriptors.
484         * tree-loop-distribution.c: Update tree_pass descriptors.
485         * cgraph.c: Update tree_pass descriptors.
486         * postreload-gcse.c: Update tree_pass descriptors.
487         * postreload.c: Update tree_pass descriptors.
488         * tree-ssa-loop-ch.c: Update tree_pass descriptors.
489         * tree-tailcall.c: Update tree_pass descriptors.
490         * tree-pass.h (tree_opt_pass): Rename to ...
491         (opt_pass) ... this one; add "type" field and remove letter field.
492         (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
493         (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
494         all_lowering_passes): Update declaration.
495         * ipa-cp.c: Update tree_pass descriptors.
496         * final.c: Update tree_pass descriptors.
497         * omp-low.c: Update tree_pass descriptors.
498         * tree-ssa-dse.c: Update tree_pass descriptors.
499         * ipa-reference.c: Update tree_pass descriptors.
500         * tree-ssa-uncprop.c: Update tree_pass descriptors.
501         * auto-inc-dec.c: Update tree_pass descriptors.
502         * reorg.c: Update tree_pass descriptors.
503         * cgraphunit.c: Update tree_pass descriptors.
504         * tree-ssa-copyrename.c: Update tree_pass descriptors.
505         * tree-ssa-ccp.c: Update tree_pass descriptors.
506         * df-core.c: Update tree_pass descriptors.
507         * mode-switching.c: Update tree_pass descriptors.
508         * tree-nomudflap.c: Update tree_pass descriptors.
509         * modulo-sched.c: Update tree_pass descriptors.
510         * ipa-pure-const.c: Update tree_pass descriptors.
511         * cse.c: Update tree_pass descriptors.
512         * web.c: Update tree_pass descriptors.
513         * tree-stdarg.c: Update tree_pass descriptors.
514         * tree-ssa-math-opts.c: Update tree_pass descriptors.
515         * tree-ssa-dom.c: Update tree_pass descriptors.
516         * tree-nrv.c: Update tree_pass descriptors.
517         * tree-ssa-alias.c: Update tree_pass descriptors.
518         * loop-init.c: Update tree_pass descriptors.
519         * gimple-low.c: Update tree_pass descriptors.
520         * ipa-inline.c: Update tree_pass descriptors.
521         * tree-ssa-sink.c: Update tree_pass descriptors.
522         * global.c: Update tree_pass descriptors.
523         * ifcvt.c: Update tree_pass descriptors.
524         * jump.c: Update tree_pass descriptors.
525         * predict.c: Update tree_pass descriptors.
526         * tree-ssa-loop.c: Update tree_pass descriptors.
527         * recog.c: Update tree_pass descriptors.
528         * dse.c: Update tree_pass descriptors.
529         * tree-ssa-ifcombine.c: Update tree_pass descriptors.
530         * tree-eh.c: Update tree_pass descriptors.
531         * regmove.c: Update tree_pass descriptors.
532         * local-alloc.c
533         * function.c: Update tree_pass descriptors.
534         * tree-vectorizer.c: Update tree_pass descriptors.
535         * gcse.c: Update tree_pass descriptors.
536         * ipa-type-escape.c: Update tree_pass descriptors.
537         * tree-if-conv.c: Update tree_pass descriptors.
538         * init-regs.c: Update tree_pass descriptors.
539         * ipa.c: Update tree_pass descriptors.
540         * tree-ssa-phiopt.c: Update tree_pass descriptors.
541         * rtl-factoring.c: Update tree_pass descriptors.
542         * lower-subreg.c: Update tree_pass descriptors.
543         * bt-load.c: Update tree_pass descriptors.
544         * tree-dfa.c: Update tree_pass descriptors.
545         * except.c: Update tree_pass descriptors.
546         * emit-rtl.c: Update tree_pass descriptors.
547         * cfgexpand.c: Update tree_pass descriptors.
548         * tree-cfgcleanup.c: Update tree_pass descriptors.
549         * cfgcleanup.c: Update tree_pass descriptors.
550         * tree-ssa-pre.c: Update tree_pass descriptors.
551         * tree-sra.c: Update tree_pass descriptors.
552         * tree-mudflap.c: Update tree_pass descriptors.
553         * tree-ssa-copy.c: Update tree_pass descriptors.
554         * cfglayout.c: Update tree_pass descriptors.
555         * tree-ssa-forwprop.c: Update tree_pass descriptors.
556         * tree-ssa-dce.c: Update tree_pass descriptors.
557         * tree-ssa.c: Update tree_pass descriptors.
558         * regclass.c: Update tree_pass descriptors.
559         * integrate.c: Update tree_pass descriptors.
560         * tree-optimize.c: Update tree_pass descriptors.
561         * tree-ssa-phiprop.c: Update tree_pass descriptors.
562         * tree-object-size.c: Update tree_pass descriptors.
563         * combine.c: Update tree_pass descriptors.
564         * tree-outof-ssa.c: Update tree_pass descriptors.
565         * bb-reorder.c: Update tree_pass descriptors.
566         * stack-ptr-mod.c: Update tree_pass descriptors.
567         * var-tracking.c: Update tree_pass descriptors.
568         * tree-profile.c: Update tree_pass descriptors.
569         * tree-vect-generic.c: Update tree_pass descriptors.
570         * reg-stack.c: Update tree_pass descriptors.
571         * sched-rgn.c: Update tree_pass descriptors.
572         * tree-ssa-structalias.c: Update tree_pass descriptors.
573         * tree-cfg.c: Update tree_pass descriptors.
574         * passes.c (current_pass): Update declaration.
575         (finish_optimization_passes): Update.
576         (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
577         (register_one_dump_file, register_dump_files_1, next_pass_1):
578         Update arguments.
579         (init_optimization_passes): Update handling of new types.
580         (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
581         * ipa-struct-reorg.c: Update tree_pass descriptors.
582         * tree-ssa-reassoc.c: Update tree_pass descriptors.
583         * combine-stack-adj.c: Update tree_pass descriptors.
584         * cfgrtl.c: Update tree_pass descriptors.
585         * dce.c: Update tree_pass descriptors.
586         * tree-ssanames.c: Update tree_pass descriptors.
587
588 2008-03-19  Richard Guenther  <rguenther@suse.de>
589
590         PR middle-end/35609
591         * tree-ssa.c (walk_data): New structure.
592         (warn_uninitialized_var): If not always_executed warn with "maybe"
593         instead of "is".
594         (execute_early_warn_uninitialized): Compute post-dominators.
595         Initialize always_executed before processing each basic block.
596
597 2008-03-18  Mikulas Patocka  <mikulas@artax.karlin.mff.cuni.cz>
598
599         PR target/35504
600         * config/i386/i386.c (x86_this_parameter): Calculate correct location
601         of "this" pointer when "regparm = N" or "fastcall" is in effect.
602
603 2008-03-18  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
604
605         * doc/include/texinfo.tex: Update to version 2008-03-17.10.
606
607 2008-03-18  Paolo Bonzini  <bonzini@gnu.org>
608
609         * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
610         is true.
611         (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
612         (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
613         is true.  Add "&& !ignore" condition to reduce_bit_field.  Modify
614         target after ignore has been set, and move there also the commputation
615         of subtarget and original_target.
616         * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
617         (LANG_HOOKS_INITIALIZER): Remove it.
618         * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
619
620 2008-03-18  Richard Guenther  <rguenther@suse.de>
621
622         * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
623         found an expression with constants, note that in the VN for the lhs.
624         * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
625         fold them to constants if possible.  Run cleanup_cfg if done so.
626         (execute_pre): Return todo.
627         (do_pre): Likewise.
628         (execute_fre): Likewise.
629         * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
630         of constants.
631         (get_prop_source_stmt): Look through pointer conversions.
632
633 2008-03-18  Jan Hubicka  <jh@suse.cz>
634
635         * tree-pretty-print.c: Include predict.h.
636         (dump_generic_node): Dump predictor.
637         * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
638         * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
639         * gimple-low.c (lower_stmt): Likewise.
640         * expr.c (expand_expr_real): Likewise.
641         * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
642         them.
643         (build_predict_expr, build_predict_expr): New.
644         * predict.h (predictor_name, build_predict_expr): Update.
645         * c-typeck.c (c_finish_bc_stmt): Add prediction.
646         * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
647         * predict.def (PRED_CONTINUE): Update hitrate.
648         * tree.def (PREDICT_EXPR): Define.
649         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
650         do not handle BIND_EXPR.
651         * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
652         * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
653         * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
654         operands.
655
656 2008-03-18  Michael Matz  <matz@suse.de>
657
658         * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
659
660 2008-03-18  Richard Guenther  <rguenther@suse.de>
661
662         * tree-gimple.h (is_gimple_invariant_address): Declare.
663         (is_gimple_constant): Likewise.
664         * tree-gimple.c (is_gimple_constant): New function.
665         (is_gimple_invariant_address): Likewise.
666         (is_gimple_min_invariant): Implement in terms of is_gimple_constant
667         and is_gimple_invariant_address.
668         * tree-ssa-loop-niter.c (expand_simple_operations): Revert
669         previous change.
670         * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
671         an addressable base.
672
673 2008-03-18  Jakub Jelinek  <jakub@redhat.com>
674
675         PR middle-end/35611
676         * gimplify.c (gimplify_expr): Gimplify second operand of
677         OMP_ATOMIC_LOAD.
678
679 2008-03-17  Richard Guenther  <rguenther@suse.de>
680
681         PR tree-optimization/19637
682         * fold-const.c (fold_unary): Remove restrictions of removing
683         intermediate pointer-conversions (P2)(P1)P0.
684         * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
685         conversion to void pointer.
686         (get_maxval_strlen): Handle addresses of the form &(*p)[0].
687
688 2008-03-16  James E. Wilson  <wilson@tuliptree.org>
689
690         PR debug/31510
691         * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
692         emulated thread local variables.
693
694 2008-03-16  Richard Guenther  <rguenther@suse.de>
695
696         PR middle-end/35607
697         * tree-ssa-loop-niter.c (expand_simple_operations): Do not
698         expand TREE_INVARIANT operations that are not gimple invariant.
699
700 2008-03-16  Hans-Peter Nilsson  <hp@axis.com>
701
702         * doc/extend.texi (Alignment): Say that the ABI controls
703         the __alignof__ for non-strict-alignment targets rather
704         than being a recommendation.
705
706 2008-03-15  Paul Brook  <paul@codesourcery.com>
707
708         * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
709         annotations.
710         (arm_output_fn_unwind): Mark functions that can not be unwound.
711
712 2008-03-15  Paul Brook  <paul@codesourcery.com>
713
714         * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
715         extension instructions.
716
717 2008-03-15  Richard Guenther  <rguenther@suse.de>
718
719         * tree-ssa-ccp.c (ccp_fold): Also read from constant values
720         and fold constant aggregate refs.
721         (fold_const_aggregate_ref): Handle string constants
722         and constructors in ARRAY_REFs.  Handle INDIRECT_REF.
723         (evaluate_stmt): Simplify now that ccp_fold folds constant
724         aggregate refs.
725
726 2008-03-15  Paul Brook  <paul@codesourcery.com>
727
728         * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
729         (extzv): Use gen_extzv_t2.
730         (insv_t2, insv_zero, extv, extzv_t2): New patterns.
731
732 2008-03-15  Richard Guenther  <rguenther@suse.de>
733
734         * tree-ssa-ccp.c (get_symbol_constant_value): Export.
735         (fold_const_aggregate_ref): Likewise.
736         (get_value): Return NULL if we don't have any values.
737         (ccp_finalize): Set const_val to NULL after freeing it.
738         * tree-flow.h (get_symbol_constant_value): Declare.
739         (fold_const_aggregate_ref): Likewise.
740         * tree-ssa-sccvn.c (try_to_simplify): Use them.
741
742 2008-03-15  Richard Guenther  <rguenther@suse.de>
743
744         PR middle-end/35593
745         * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
746         to not produce negative array indices if not allowed.  Add
747         parameter to indicate that.
748         (maybe_fold_offset_to_component_ref): Allow negative array
749         indices only for the first member of a structure.
750         (maybe_fold_offset_to_reference): Allow negative array indices.
751         (maybe_fold_stmt_addition): Likewise.
752
753 2008-03-15  Bjoern Haase  <bjoern.m.haase@web.de>
754             Anatoly Sokolov <aesok@post.ru>
755
756         * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
757         (avr_arch): Add ARCH_AVR6.
758         (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
759         (initial_elimination_offset): Initialize and use 'avr_pc_size' 
760         instead of fixed value 2.
761         (print_operand_address): Use gs() asm specifier instead of pm().
762         (avr_assemble_integer): (Ditto.).
763         (avr_output_addr_vec_elt): (Ditto.).
764         (print_operand): Handle "!" code.
765         * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add 
766         __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
767         (AVR_HAVE_EIJMP_EICALL): Define.
768         (AVR_3_BYTE_PC): Redefine.
769         (AVR_2_BYTE_PC): (Ditto.).
770         (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
771         (LINK_SPEC): Add atmega2560 and atmega2561.
772         (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561 
773         (crtm2561.o).
774         * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall 
775         for 3 byte PC devices.
776         (call_value_insn): (Ditto.).
777         (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
778         (indirect_jump): Use only for for 2 byte PC devices.
779         (*tablejump): (Ditto.).
780         (*indirect_jump_avr6): Add insn.
781         (*tablejump_rjmp): Don't use for 3 byte PC devices.
782         * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp 
783         instead of ijmp for 3 byte PC devices.
784         (__tablejump2__): (Ditto.).
785         * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
786         (MULITLIB_DIRNAMES): (Ditto.). 
787         (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
788
789 2008-03-15  Uros Bizjak  <ubizjak@gmail.com>
790
791         * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
792         "sse2_umulsidi3".  Use V1DI mode for operand 0.
793         ("mmx_psadbw"): Use V1DI mode for operand 0.
794         * config/i386/i386-modes.def (V1SI): New vector mode.
795         * config/i386/i386.c (struct builtin_description)
796         [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
797         (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
798         (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
799         (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
800         v1di_ftype_v8qi_v8qi type.
801         [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
802
803         * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
804         __builtin_ia32_pmuludq]: Fix the mode of return value.
805
806 2008-03-15  Richard Guenther  <rguenther@suse.de>
807
808         PR middle-end/35595
809         * tree-ssa-pre.c (bitmap_find_leader): Handle expression
810         being a PHI_NODE.
811
812 2008-03-14  Bob Wilson  <bob.wilson@acm.org>
813         
814         * doc/invoke.texi (Option Summary, Xtensa Options): Document
815         -mserialize-volatile and -mno-serialize-volatile Xtensa options.
816         * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
817         unless TARGET_SERIALIZE_VOLATILE is enabled.
818         * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
819         * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
820         * config/xtensa/xtensa.opt (mserialize_volatile): New option.
821
822 2008-03-14  Richard Guenther  <rguenther@suse.de>
823
824         PR tree-optimization/34172
825         * tree-flow.h (refs_may_alias_p): Declare.
826         (get_single_def_stmt): Likewise.
827         (get_single_def_stmt_from_phi): Likewise.
828         (get_single_def_stmt_with_phi): Likewise.
829         * tree-dfa.c (refs_may_alias_p): New function.
830         (get_single_def_stmt): Likewise.
831         (get_single_def_stmt_from_phi): Likewise.
832         (get_single_def_stmt_with_phi): Likewise.
833         * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
834         (vn_reference_lookup_1): New helper function.
835         (vn_reference_lookup): Walk the virtual use-def chain to
836         continue searching for a match if the def does not alias the
837         reference we are looking for.
838
839 2008-03-14  David Edelsohn  <edelsohn@gnu.org>
840
841         * doc/install.texi (Binaries): Remove UCLA archive.  Add HVCC
842         archive and Perzl.  Update The Written Word listing.
843
844 2008-03-14  Richard Guenther  <rguenther@suse.de>
845
846         PR tree-optimization/34043
847         PR tree-optimization/33989
848         * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
849         when doing FRE.
850         (bitmap_find_leader): Use extra argument to verify dominance
851         relationship inside a basic-block.
852         (can_PRE_operation): Add VIEW_CONVERT_EXPR.
853         (find_leader_in_sets): Adjust.
854         (create_component_ref_by_pieces): Take extra argument for
855         dominance check, handle lookup failures.
856         (find_or_generate_expression): Likewise.
857         (create_expression_by_pieces): Likewise.
858         (insert_into_preds_of_block): Adjust.
859         (create_value_expr_from): If asked for, verify all operands
860         are in the blocks AVAIL_OUT set.
861         (make_values_for_stmt): Check for SSA_NAMEs that are life
862         over an abnormal edge.
863         (compute_avail): Remove such check.
864         (do_SCCVN_insertion): New function.
865         (eliminate): If we do not find a leader suitable for replacement
866         insert a replacement expression from SCCVN if available.
867         * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
868         (struct vn_ssa_aux): Add needs_insertion flag.
869         * tree-ssa-sccvn.c (may_insert): New global flag.
870         (copy_reference_ops_from_ref): Value-number union member access
871         based on its size, not type and member if insertion is allowed.
872         (visit_reference_op_load): For a weak match from union type
873         punning lookup a view-converted value and insert a SSA_NAME
874         for that value if that is not found.
875         (visit_use): Make dumps shorter.  Do not disallow value numbering
876         SSA_NAMEs that are life over an abnormal edge to constants.
877         (free_scc_vn): Release inserted SSA_NAMEs.
878         (run_scc_vn): New flag to specify whether insertion is allowed.
879         Process SSA_NAMEs in forward order.
880         * tree-ssa-loop-im.c (for_each_index): Handle invariant
881         ADDR_EXPRs inside VIEW_CONVERT_EXPR.
882         * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
883         pointer type to/from integral types that do not change the
884         precision to regular conversions.
885
886 2008-03-13  Uros Bizjak  <ubizjak@gmail.com>
887
888         * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
889         __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
890         __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
891         __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
892         input arguments and the mode of return value.  Built-in functions
893         that operate on whole 64-bit MMX register now use V1DI mode.
894
895 2008-03-13  Alon Dayan  <alond@il.ibm.com>
896             Olga Golovanevsky  <olga@il.ibm.com>
897
898         PR tree-optimization/35041
899         * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
900         to locate the right position in a statement.
901
902 2008-03-13  Uros Bizjak  <ubizjak@gmail.com>
903
904         PR target/34000
905         PR target/35553
906         * config/i386/xmmintrin.h:  Change all static inline functions to
907         extern inline and add __gnu_inline__ attribute.
908         * config/i386/bmintrin.h: Ditto.
909         * config/i386/smmintrin.h: Ditto.
910         * config/i386/tmmintrin.h: Ditto.
911         * config/i386/mmintrin-common.h: Ditto.
912         * config/i386/ammintrin.h: Ditto.
913         * config/i386/emmintrin.h: Ditto.
914         * config/i386/pmmintrin.h: Ditto.
915         * config/i386/mmintrin.h: Ditto.
916         * config/i386/mm3dnow.h: Ditto.
917
918 2008-03-13  Jakub Jelinek  <jakub@redhat.com>
919
920         PR middle-end/35185
921         * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
922         (lower_omp_2): New function.
923         (lower_omp_1, lower_omp): Rewritten.
924
925 2008-03-13  Danny Smith  <dannysmith@users.sourceforge.net>
926
927         PR 35054
928         * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
929         with the phrase "Microsoft Windows compilers".
930         (Push/Pop Macro Pragmas): New subsection. Document
931         #pragma push_macro and pragma pop_macro.
932
933 2008-03-12  Paul Brook  <paul@codesourcery.com>
934
935         * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
936
937 2008-03-12  Paul Brook  <paul@codesourcery.com>
938
939         * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
940         (thumb2_alusi3_short): Exclude PLUS and MINUS.
941         (thumb2_addsi_shortim): Rename ...
942         (thumb2_addsi_short): ... to this.  Allow register operands.
943         (thumb2_subsi_short): New pattern.
944         (thumb2_one_cmplsi2_short,
945         thumb2_negsi2_short): New patterns and peepholes.
946
947 2008-03-12  Paul Brook  <paul@codesourcery.com>
948
949         * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
950
951 2008-03-12  Uros Bizjak  <ubizjak@gmail.com>
952
953         * config/i386/i386.md (int_cond): New code iterator.
954         (fp_cond): Ditto.
955         ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
956         sge, sgeu, sle and sleu expanders usign int_cond code iterator.
957         ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
958         sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
959         ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
960         bge, bgeu, ble and bleu expanders usign int_cond code iterator.
961         ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
962         bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
963
964 2008-03-12  Paul Brook  <paul@codesourcery.com>
965
966         * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
967         instead of {arm,thumb}_compute_save_reg_mask.
968         (output_return_instruction): Ditto.
969         (thumb_unexpanded_epilogue): Ditto.
970         (thumb1_expand_prologue): Ditto.
971         (thumb1_output_function_prologue): Ditto.
972         (arm_set_return_address): Ditto.
973         (thumb_set_return_address): Ditto.
974         (arm_get_frame_offsets): Set offsets->saved_regs_mask.  Push extra
975         regs to achieve stack alignment.
976         (thumb1_compute_save_reg_mask): Fix compiler warning.
977         (arm_output_epilogue): Use offsets->saved_regs_mask.
978         Adjust stack pointer by poping call clobered registers.
979         (arm_expand_prologue): Use offsets->saved_regs_mask.
980         Adjust stack pointer by pushing extra registers.
981         * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
982
983 2008-03-12  Paolo Bonzini  <bonzini@gnu.org>
984
985         PR tree-opt/35422
986         * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
987         conversion to the operands of a multiplication.
988
989 2008-03-12  Richard Guenther  <rguenther@suse.de>
990
991         * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
992         (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
993         * timevar.def (TV_TREE_PHIPROP): Add.
994         * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
995         pass description.  Use TV_TREE_PHIPROP.
996         * tree-ssa-forwprop.c: Remove phiprop code.
997
998 2008-03-12  Jakub Jelinek  <jakub@redhat.com>
999
1000         PR middle-end/35549
1001         * omp-low.c (maybe_lookup_decl): Constify first argument.
1002         (use_pointer_for_field): Change last argument from bool to
1003         omp_context *.  Disallow shared copy-in/out in nested
1004         parallel if decl is shared in outer parallel too.
1005         (build_outer_var_ref, scan_sharing_clauses,
1006         lower_rec_input_clauses, lower_copyprivate_clauses,
1007         lower_send_clauses, lower_send_shared_vars): Adjust callers.
1008
1009 2008-03-12  Victor Kaplansky  <victork@il.ibm.com>
1010             Ira Rosen  <irar@il.ibm.com>
1011
1012         * tree-vectorizer.c (free_stmt_vec_info): New function.
1013         (destroy_loop_vec_info): Move code to free_stmt_vec_info().
1014         Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
1015         * tree-vectorizer.h (free_stmt_vec_info): Declare.
1016         * tree-vect-transform.c (vectorizable_conversion): Free
1017         vec_oprnds0 if it was allocated.
1018         (vect_permute_store_chain): Remove unused VECs.
1019         (vectorizable_store): Free VECs that are allocated in the..
1020         function.
1021         (vect_transform_strided_load, vectorizable_load): Likewise.
1022         (vect_remove_stores): Simplify the code.
1023         (vect_transform_loop): Move code to vect_remove_stores().
1024         Call vect_remove_stores() and free_stmt_vec_info().
1025
1026 2008-03-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1027
1028         * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
1029         TARGET_HPUX.  Revise comment.
1030         (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
1031         * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
1032         Use sr4 variant of `be' instruction when not generating PIC code.
1033         (attr_length_call): Adjust for above change.
1034
1035 2008-03-11  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1036
1037         * ipa-reference.c (static_execute): Remove module_statics_const and
1038         associated setting code.
1039
1040 2008-03-11  Uros Bizjak  <ubizjak@gmail.com>
1041
1042         PR target/35540
1043         * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
1044         predicate for operand 1.
1045         (paritysi2_cmp): Use register_operand predicate for operand 2.
1046         Use earlyclobber modifier for operand 1.  Remove support for
1047         memory operands.
1048         (paritydi2_cmp): Use register_operand predicate for operand 3.
1049         Use earlyclobber modifier for operand 1.  Remove support for
1050         memory operands.
1051
1052 2008-03-11  Paul Brook  <paul@codesourcery.com>
1053             Vladimir Prus  <vladimir@codesourcery.com>
1054
1055         * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
1056         (arm_compute_save_reg0_reg12_mask): Always
1057         check if register 11 must be saved.  Always safe hard frame pointer
1058         when frame_pointer_needeed.
1059         (arm_compute_save_reg_mask): Save IP and PC
1060         only with apcs frames.
1061         (arm_output_epilogue): Adjust Thumb2 codepath to
1062         be also invoked and work for ARM non-apcs frames.
1063         (arm_expand_prologue): Don't bother saving IP
1064         for non-apcs frame, since it's not clobbered by
1065         prologue code.  Implement non-apcs frame
1066         layout.
1067
1068 2008-03-11  Paolo Bonzini  <bonzini@gnu.org>
1069
1070         PR rtl-optimization/35281
1071         * expr.c (convert_move): Use a new pseudo for the intermediate
1072         from_mode->word_mode result.
1073
1074 2008-03-11  Paolo Bonzini  <bonzini@gnu.org>
1075
1076         * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
1077         * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
1078         * toplev.c (compile_file): Don't call it.
1079
1080 2008-03-11  Uros Bizjak  <ubizjak@gmail.com>
1081
1082         PR middle-end/35526
1083         * expr.c (store_expr): Call emit_block_move if the mode
1084         of "temp" RTX is BLKmode.
1085
1086 2008-03-11  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1087             Richard Guenther  <rguenther@suse.de>
1088
1089         PR tree-optimization/31358
1090         * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
1091         the step with a NULL_TREE.
1092         * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
1093         to sizetype if type is a pointer type.
1094         (add_candidate_1): Don't convert the base and step to
1095         the generic type if the orginal type is a pointer type.
1096         (add_iv_value_candidates): Use sizetype for the step
1097         if type is a pointer type.
1098         (cand_value_at): Likewise.
1099         * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
1100         for pointer types.
1101         * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
1102         Don't convert the tem affine to the type.
1103         (add_elt_to_tree): Use sizetype for the step if a pointer.
1104         Use POINTER_PLUS_EXPR for pointers.
1105         (aff_combination_to_tree): Use sizetype for the step if a
1106         pointer.
1107
1108 2008-03-10  Vladimir Makarov  <vmakarov@redhat.com>
1109
1110         * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
1111         Remove commutativity hint.
1112
1113 2008-03-10  Jakub Jelinek  <jakub@redhat.com>
1114
1115         PR c/35438
1116         PR c/35439
1117         * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
1118         errorneous type.  Check that v is a VAR_DECL.
1119
1120         PR middle-end/35099
1121         * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
1122
1123 2008-03-10  H.J. Lu  <hongjiu.lu@intel.com>
1124
1125         PR tree-optimization/35494
1126         * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
1127         may be overriden at link and run time.
1128
1129 2008-03-10  Richard Guenther  <rguenther@suse.de>
1130
1131         PR tree-optimization/34677
1132         * tree-ssa-pre.c (modify_expr_node_pool): Remove.
1133         (poolify_tree): Likewise.
1134         (modify_expr_template): Likewise.
1135         (poolify_modify_stmt): Likewise.
1136         (insert_fake_stores): Handle all component-ref style stores
1137         in addition to INDIRECT_REF.  Also handle complex types.
1138         Do not poolify the inserted load.
1139         (realify_fake_stores): Do not rebuild the tree but only
1140         make it a SSA_NAME copy.
1141         (init_pre): Remove initialzation of modify_expr_template.
1142         Do not allocate modify_expr_node_pool.
1143         (fini_pre): Do not free modify_expr_node_pool.
1144
1145 2008-03-10  Paul Brook  <paul@codesourcery.com>
1146
1147         * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
1148         to avoid conflicts.
1149
1150 2008-03-10  Paul Brook  <paul@codesourcery.com>
1151             Mark Shinwell  <shinwell@codesourcery.com>
1152
1153         * config/arm/cortex-r4.md: New.
1154         * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
1155         insn attributes.
1156         * config/arm/arm.md: Include cortex-r4.md.
1157         (insn): Add smmls, sdiv and udiv values.
1158         (generic_sched): Don't use generic scheduling for Cortex-R4.
1159         (arm_issue_rate): New function.
1160         (TARGET_SCHED_ISSUE_RATE): Define.
1161
1162 2008-03-10  Sebastian Pop  <sebastian.pop@amd.com>
1163
1164         * doc/invoke.texi (-ftree-loop-distribution): Add an example.
1165
1166 2008-03-10  Richard Guenther  <rguenther@suse.de>
1167
1168         * tree-ssa-pre.c (get_sccvn_value): Simplify.
1169         (compute_avail): Do not add stmt uses to AVAIL_OUT.
1170
1171 2008-03-10  Paolo Bonzini  <bonzini@gnu.org>
1172
1173         * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
1174         Set default to true.
1175
1176 2008-03-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1177
1178         * c.opt (Wsynth): Deprecate.
1179         * doc/invoke.texi (Option Summary, Warning Options): Document
1180         -Wno-format-contains-nul.
1181
1182 2008-03-09  Uros Bizjak  <ubizjak@gmail.com>
1183
1184         PR target/35496
1185         * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
1186         ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
1187
1188 2008-03-09  Ira Rosen  <irar@il.ibm.com>
1189
1190         * config/rs6000/rs6000.c (builtin_description): Rename vector
1191         left shift operations.
1192         * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
1193         (altivec_vsl<VI_char>): Rename to ...
1194         (ashl<mode>3): ... new name.
1195         (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
1196         gen_ashlv4si3.
1197         (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
1198
1199 2008-03-08  Richard Guenther  <rguenther@suse.de>
1200
1201         * coverage.h (tree_coverage_counter_addr): Declare.
1202         * coverage.c (tree_coverage_counter_addr): New function.
1203         * tree-profile.c (tree_gen_edge_profiler): Unshare counter
1204         before using again.
1205         (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
1206         (tree_gen_one_value_profiler): Likewise.
1207         (tree_gen_ic_profiler): Likewise.
1208         (tree_gen_average_profiler): Likewise.
1209         (tree_gen_ior_profiler): Likewise.
1210
1211 2008-03-08  Richard Guenther  <rguenther@suse.de>
1212
1213         * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
1214         (vn_binary_op_insert): Likewise.
1215         (vn_unary_op_lookup): Likewise.
1216         (vn_unary_op_insert): Likewise.
1217         (vn_nary_op_lookup): Declare.
1218         (vn_nary_op_insert): Likewise.
1219         * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
1220         and binary hashes, use a single obstack for unary_op_pool
1221         and binary_op_pool.
1222         (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
1223         a single struct vn_nary_op_s.  Store tree code length and
1224         a variable number of operands.
1225         (struct vn_reference_op_struct): Remove unused op2.
1226         (vn_reference_op_eq): Do not compare op2.
1227         (vn_reference_op_compute_hash): Do not compute hash of op2.
1228         (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
1229         (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
1230         with vn_nary_op_compute_hash.
1231         (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
1232         (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
1233         vn_nary_op_lookup.
1234         (vn_unary_op_insert, vn_binary_op_insert): Replace with
1235         vn_nary_op_insert.
1236         (visit_unary_op): Call nary functions.
1237         (visit_binary_op): Likewise.
1238         (process_scc): Adjust for struct vn_tables_s changes.
1239         (allocate_vn_table): Likewise.
1240         (free_vn_table): Likewise.
1241         * tree-vn.c (vn_add): Call nary functions.
1242         (vn_lookup): Likewise.
1243
1244 2008-03-08  Jakub Jelinek  <jakub@redhat.com>
1245
1246         PR target/35498
1247         * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
1248         wdst back after sync_compare_and_swapqhi_internal.
1249
1250 2008-03-08  Uros Bizjak  <ubizjak@gmail.com>
1251
1252         PR target/22152
1253         * config/i386/i386-modes.def (V1DI): New vector mode.
1254         * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
1255         * config/i386/mmx.md (MMXMODEI8): New mode iterator.
1256         (MMXMODE248): Ditto.
1257         (MMXMODE): Add V1DI mode.
1258         (mmxvecsize): Change DI mode to V1DI mode.
1259         ("mov<mode>): Use MMXMODEI8 mode iterator.
1260         ("*mov<mode>_internal_rex64"): Ditto.
1261         ("*mov<mode>_internal"): Ditto.
1262         ("mmx_add<mode>3"): Ditto.  Handle V1DImode for TARGET_SSE2.
1263         ("mmx_sub<mode>3"): Ditto.
1264         ("mmx_adddi3"): Remove insn pattern.
1265         ("mmx_subdi3"): Ditto.
1266         ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
1267         ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
1268         ("mmx_ashl<mode>3"): Ditto.
1269         ("mmx_lshrdi3"): Remove insn pattern.
1270         ("mmx_ashldi3"): Ditto.
1271         * config/i386/i386.c (classify_argument): Handle V1DImode.
1272         (function_arg_advance_32): Ditto.
1273         (function_arg_32): Ditto.
1274         (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
1275         mmx_addv1di3 insn pattern.
1276         [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
1277         [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
1278         IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
1279         IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
1280         Remove definitions of built-in functions.
1281         (V1DI_type_node): New node.
1282         (v1di_ftype_v1di_int): Ditto.
1283         (v1di_ftype_v1di_v1di): Ditto.
1284         (v2si_ftype_v2si_si): Ditto.
1285         (v4hi_ftype_v4hi_di): Remove node.
1286         (v2si_ftype_v2si_di): Ditto.
1287         (ix86_init_mmx_sse_builtins): Handle V1DImode.
1288         (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
1289         Redefine builtins using def_builtin_const with *_ftype_*_int node.
1290         (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
1291         Add new builtins using def_builtin_const.
1292         (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
1293         IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
1294         IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
1295         * config/i386/mmintrin.h (__v1di): New typedef.
1296         (_mm_add_si64): Cast arguments to __v1di type.
1297         (_mm_sub_si64): Ditto.
1298         (_mm_sll_pi16): Cast __count to __v4hi type.
1299         (_mm_sll_pi32): Cast __count to __v2si type.
1300         (_mm_sll_si64): Cast arguments to __v1di type.
1301         (_mm_srl_pi16): Cast __count to __v4hi type.
1302         (_mm_srl_pi32): Cast __count to __v2si type.
1303         (_mm_srl_si64): Cast arguments to __v1di type.
1304         (_mm_sra_pi16): Cast __count to __v4hi type.
1305         (_mm_sra_pi32): Cast __count to __v2si type.
1306         (_mm_slli_pi16): Use __builtin_ia32_psllwi.
1307         (_mm_slli_pi32): Use __builtin_ia32_pslldi.
1308         (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
1309         (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
1310         (_mm_srli_pi32): Use __builtin_ia32_psrldi.
1311         (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
1312         (_mm_srai_pi16): Use __builtin_ia32_psrawi.
1313         (_mm_srai_pi32): Use __builtin_ia32_psradi.
1314         * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
1315         * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
1316         __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
1317         __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
1318
1319 2008-03-07  Joseph Myers  <joseph@codesourcery.com>
1320
1321         * doc/include/texinfo.tex: Update to version 2008-03-07.10.
1322
1323 2008-03-07  Peter Bergner  <bergner@vnet.ibm.com>
1324
1325         PR target/35373
1326         * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
1327         reg+const addressing for Altivec modes.  Don't generate reg+reg
1328         addressing for TFmode or TDmode quantities.
1329
1330 2008-03-07  Paolo Bonzini  <bonzini@gnu.org>
1331
1332         * c-common.c (vector_types_convertible_p): Call langhook
1333         instead of comptypes.
1334
1335 2008-03-06  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1336
1337         PR tree-opt/35402
1338         * tree-ssa-ccp.c (get_symbol_constant_value): Handle
1339         integral and scalar float variables which have a
1340         NULL DECL_INITIAL.
1341
1342 2008-03-06  Nathan Froyd  <froydnj@codesourcery.com>
1343
1344         * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
1345         dwarf_register_span hook when emitting unwind information for
1346         register-to-memory saves.
1347         * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
1348         (rs6000_frame_related): Remove call to spe_synthesize_frame.
1349
1350 2008-03-06  Jakub Jelinek  <jakub@redhat.com>
1351
1352         * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
1353         for the same VAR_DECL.
1354
1355 2008-03-06  Tom Tromey  <tromey@redhat.com>
1356
1357         * treelang: Delete.
1358         * doc/standards.texi (Standards): Don't mention treelang.
1359         * doc/invoke.texi (Overall Options): Don't mention treelang.
1360         * doc/install.texi (Prerequisites): Don't mention bison or
1361         treelang.
1362         (Configuration): Don't mention treelang.
1363         (Building): Likewise.
1364         * doc/frontends.texi (G++ and GCC): Don't mention treelang.
1365
1366 2008-03-06  Paolo Bonzini  <bonzini@gnu.org>
1367
1368         * simplify-rtx.c (simplify_subreg): Remove useless shifts from
1369         word-extractions out of a multi-word object.
1370
1371 2008-03-06  Richard Guenther  <rguenther@suse.de>
1372
1373         * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
1374         * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
1375         result type and precision.
1376         * expr.c (get_inner_reference): Set unsignedp based on the result
1377         type of BIT_FIELD_REF.
1378         * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
1379         * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
1380         (try_instantiate_multiple_fields): Likewise.  Use the correct type
1381         for BIT_FIELD_REF.
1382         (sra_build_assignment): Likewise.
1383         (sra_build_elt_assignment): Likewise.
1384         (sra_explode_bitfield_assignment): Likewise.
1385         * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
1386         * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
1387         set BIT_FIELD_REF_UNSIGNED.
1388         (vectorizable_load): Likewise.
1389
1390 2008-03-06  Andreas Krebbel  <krebbel1@de.ibm.com>
1391
1392         * cse.c (cse_extended_basic_block): Invalidate artificial defs
1393         at bb start.
1394
1395 2008-03-06  Richard Guenther  <rguenther@suse.de>
1396
1397         * alias.c (struct alias_set_entry): Move has_zero_child field
1398         to pack with alias_set.
1399
1400 2008-03-05  H.J. Lu  <hongjiu.lu@intel.com>
1401
1402         * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1403         32bit host.
1404
1405 2008-03-05  Ian Lance Taylor  <iant@google.com>
1406
1407         * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
1408
1409 2008-03-05  Kenneth Zadeck <zadeck@naturalbridge.com>
1410
1411         * fwprop.c (update_df): Support width and offset parameters of
1412         df_ref_create.
1413         * ra-conflict.c (mark_reg_store, clear_reg_in_live,
1414         global_conflicts): Change DF_REF_EXTRACT to either
1415         DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT.  Change
1416         DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1417         * df-scan.c (df_ref_record, df_defs_record,
1418         df_ref_create_structure, df_def_record_1, df_uses_record,
1419         df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
1420         df_bb_refs_collect, df_entry_block_defs_collect,
1421         df_exit_block_uses_collect): Support new width and offset fields.
1422         (ref_extract_pool): New storage pool.
1423         (df_free_ref): New function.
1424         (df_reg_chain_unlink, df_free_collection_rec,
1425         df_sort_and_compress_refs): Call df_free_ref.
1426         (df_ref_equal_p, df_ref_compare): Compare offset and width fields
1427         of df_ref_extract.
1428         (df_ref_create_structure): Allocate df_ref_extract if offset and
1429         width fields are used.
1430         (df_def_record_1): Get offset and width from ZERO_EXTRACT.
1431         (df_uses_record): Get offset and width from ZERO_EXTRACT 
1432         and SIGN_EXTRACT.
1433         * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
1434         DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT.  Change
1435         DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1436         * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
1437         DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT.  Change
1438         DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
1439         (df_ref_extract): New structure.
1440         (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
1441         (df_ref_create): Add width and offset parameters.
1442         
1443 2008-03-05  Richard Guenther  <rguenther@suse.de>
1444
1445         * tree-ssa-structalias.c (get_constraint_for_component_ref):
1446         Use ranges_overlap_p.
1447         (offset_overlaps_with_access): Rename
1448         to ranges_overlap_p and move ...
1449         * tree-flow-inline.h (ranges_overlap_p): ... here.
1450
1451         * tree.h (get_inner_reference, handled_component_p): Update
1452         comments.
1453
1454         * tree.h (record_component_aliases, get_alias_set,
1455         alias_sets_conflict_p, alias_sets_must_conflict_p,
1456         objects_must_conflict_p): Move declarations ...
1457         * alias.h (record_component_aliases, get_alias_set,
1458         alias_sets_conflict_p, alias_sets_must_conflict_p,
1459         objects_must_conflict_p): ... here.
1460         Include coretypes.h.
1461         * Makefile.in (ALIAS_H): Add coretypes.h dependency.
1462
1463 2008-03-05  Aldy Hernandez  <aldyh@redhat.com>
1464
1465         * cfg.c: Include tree-flow.h.
1466         (remove_edge_raw): Call redirect_edge_var_map_clear.
1467         (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
1468         * tree-flow-inline.h (redirect_edge_var_map_def): New.
1469         (redirect_edge_var_map_result): New.
1470         * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
1471         PENDING_STMT use with redirect_edge_var_map_*.
1472         * tree-ssa.c (edge_var_maps): New definition.
1473         (redirect_edge_var_map_add): New.
1474         (redirect_edge_var_map_clear): New.
1475         (redirect_edge_var_map_dup): New.
1476         (redirect_edge_var_map_vector): New.
1477         (redirect_edge_var_map_destroy): New.
1478         (ssa_redirect_edge): Replace PENDING_STMT use with
1479         redirect_edge_var_map_*.
1480         (flush_pending_stmts): Same.
1481         (delete_tree_ssa): Destroy edge var map.
1482         * tree-flow.h (struct _edge_var_map): New.
1483         Define edge_var_map vector type.
1484         Declare redirect_edge_var_map_* prototypes.
1485         * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
1486         * tree-cfg.c (reinstall_phi_args): Replace
1487         PENDING_STMT use with redirect_edge_var_map_*.
1488
1489 2008-03-05  Richard Guenther  <rguenther@suse.de>
1490
1491         PR tree-optimization/35472
1492         * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
1493         whose single use_stmt has a overlapping set of loaded and
1494         stored symbols as that use_stmt might be a noop assignment then.
1495
1496 2008-03-05  Joel Sherrill <joel.sherrill@oarcorp.com>
1497
1498         * gthr-rtems.h: Implement __gthread_mutex_destroy.
1499
1500 2008-03-05  Richard Guenther  <rguenther@suse.de>
1501
1502         PR c++/35336
1503         * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
1504         should be constants.
1505         * tree-cfg.c (verify_expr): Verify it.
1506         * fold-const.c (fold_truthop): Remove code generating
1507         BIT_FIELD_REFs of structure bases.
1508         (fold_binary): Likewise.
1509         (fold_ternary): Position and size of BIT_FIELD_REFs are
1510         always host integers.
1511         (make_bit_field_ref): Remove.
1512         (optimize_bit_field_compare): Remove.
1513         (all_ones_mask_p): Remove.
1514
1515 2008-03-05  Gabor Loki  <loki@gcc.gnu.org>
1516
1517         PR gcc/33009
1518         * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
1519         (split_block_and_df_analyze): New. Split basic block and rebuild
1520         dataflow.
1521         (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
1522         SPLIT_BLOCK.
1523         (split_pattern_seq): Likewise.
1524         (erase_matching_seqs): Likewise.
1525         (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
1526
1527 2008-03-04  Geoff Keating  <geoffk@apple.com>
1528
1529         * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
1530         declaration and code.
1531         (tree_invalid_nonnegative_warnv_p): Likewise.
1532
1533 2008-03-05  Serge Belyshev  <belyshev@depni.sinp.msu.ru>
1534
1535         * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
1536         examples.  Truncate option-names then causing overfull hbox.
1537
1538 2008-03-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1539
1540         PR target/35222
1541         * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
1542         on hpux10.
1543         * configure: Rebuilt.
1544
1545 2008-03-04  Rafael Espindola  <espindola@google.com>
1546
1547         * fold-const.c (tree_simple_nonnegative_warnv_p): New.
1548         (tree_unary_nonnegative_warnv_p): New.
1549         (tree_binary_nonnegative_warnv_p): New.
1550         (tree_single_nonnegative_warnv_p): New.
1551         (tree_invalid_nonnegative_warnv_p): New.
1552         (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
1553
1554 2008-03-04  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1555
1556         PR 28322
1557         * opts.c (handle_option): Postpone 'unknown option' errors only for
1558         warning options.
1559
1560 2008-03-04  H.J. Lu  <hongjiu.lu@intel.com>
1561
1562         PR target/35453
1563         * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
1564         (_SIDD_XXX): This.
1565
1566 2008-03-04  Rafael Espindola  <espindola@google.com>
1567
1568         * fold-const.c (tree_unary_nonzero_warnv_p): New.
1569         (tree_binary_nonzero_warnv_p): New.
1570         (tree_single_nonzero_warnv_p): New.
1571         (tree_expr_nonzero_warnv_p): Redefine using the new functions.
1572
1573 2008-03-04  Uros Bizjak  <ubizjak@gmail.com>
1574
1575         PR middle-end/35456
1576         * fold-const.c (fold_cond_expr_with_comparison): Prevent
1577         transformations for modes that have signed zeros.
1578         * ifcvt.c (noce_try_abs): Ditto.
1579
1580 2008-03-04  Joseph Myers  <joseph@codesourcery.com>
1581
1582         * config/i386/i386.c (override_options): Force
1583         -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
1584
1585 2008-03-04  Jan Hubicka  <jh@suse.cz>
1586
1587         PR c++/35262
1588         * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
1589         in last commit.
1590
1591 2008-03-04  Danny Smith  <dannysmith@users.sourceforge.net>
1592
1593         * config/i386/i386.md (allocate_stack_worker_32): Use  __chkstk
1594         label to probe the stack.
1595
1596 2008-03-04  Danny Smith  <dannysmith@users.sourceforge.net>
1597
1598         * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
1599         (__gthr_win32_mutex_destroy): Declare.
1600         [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
1601         __gthr_win32_mutex_destroy.
1602         * config/i386/gthr-win32.c  (__gthr_win32_mutex_destroy): Define.
1603
1604 2008-03-03  Jan Hubicka  <jh@suse.cz>
1605
1606         PR c++/35262
1607         * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
1608         aggressive on inlining cold calls.
1609
1610 2008-03-03  Richard Guenther  <rguenther@suse.de>
1611
1612         * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
1613         struct copies into the expression table.
1614         (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
1615         (try_to_simplify): Likewise.
1616         * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
1617         integral and pointer arguments which do not change the
1618         precision to NOP_EXPRs.
1619         * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
1620         VIEW_CONVERT_EXPR case.
1621
1622 2008-03-02  Sebastian Pop  <sebastian.pop@amd.com>
1623
1624         * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
1625         defined in a loop at depth 0 is invariant.
1626         * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
1627         * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
1628         be called at loop depth 0.
1629
1630 2008-03-02  Jakub Jelinek  <jakub@redhat.com>
1631
1632         PR driver/35420
1633         * gcc.c (process_command): Update copyright notice dates.
1634         * gcov.c (print_version): Likewise.
1635         * gcov-dump.c (print_version): Likewise.
1636         * mips-tfile.c (main): Likewise.
1637         * mips-tdump.c (main): Likewise.
1638
1639 2008-03-02  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1640
1641         PR 24924
1642         * c-common.c (flag_permissive): Delete.
1643         (constant_expression_warnings): Check flags first.
1644         (constant_expression_error): New.
1645         * c-common.h (flag_permissive): Delete.
1646         (constant_expression_error): Declare.
1647         * flags.h (flag_permissive): Declare. Update description.
1648         * diagnostic.c (pedwarn): Update.
1649         (permerror): New.
1650         * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
1651         (permissive_error_kind): New.
1652         * toplev.c (flag_permissive): Define. Update description.
1653         * toplev.h (permissive_error_kind): Declare.
1654         * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
1655         (pedwarn_c90): Use pedantic_warning_kind.
1656         * c-opts.c (c_common_post_options): flag_permissive does not affect
1657         flag_pedantic_errors.
1658
1659 2008-03-02  Joseph Myers  <joseph@codesourcery.com>
1660
1661         * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
1662         __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
1663         __absvsi2, __absvDI2): Use unsigned arithmetic.
1664
1665 2008-03-02  Andi Kleen  <ak@suse.de>
1666             Richard Guenther  <rguenther@suse.de>
1667
1668         * struct-equiv.c: Remove file.
1669         * cfg_cleanup.c (condjump_equiv_p): Remove.
1670         * Makefile.in (OBJS-common): Remove struct-equiv.o.
1671         (struct-equiv.o): Remove rule.
1672         * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
1673         insns_match_p, struct_equiv_block_eq, struct_equiv_init, 
1674         rtx_equiv_p, condjump_equiv_p): Remove prototypes.
1675
1676 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
1677
1678         * ifcvt.c (noce_process_if_block): Try to handle only the then
1679         block if the else block exists but isn't suitable.
1680
1681 2008-03-01  Janne Blomqvist  <jb@gcc.gnu.org>
1682
1683         PR gcc/35063
1684         * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
1685         * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
1686         regression from previous patch.
1687
1688 2008-03-01  Janne Blomqvist  <jb@gcc.gnu.org>
1689
1690         PR gcc/35063
1691         * gthr.h: Add __gthread_mutex_destroy as a function that must be
1692         implemented.
1693         * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
1694         * gthr-single.h (__gthread_mutex_destroy): Likewise.
1695         * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
1696         * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
1697         * gthr-nks.h (__gthread_mutex_destroy): Likewise.
1698         * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
1699         * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
1700         (__gthread_mutex_destroy_function): Rename to
1701         __gthread_mutex_destroy.
1702         * gthr-dce.h (__gthread_mutex_destroy): Call
1703         pthread_mutex_destroy.
1704         * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
1705         * gthr-posix.h (__gthread_mutex_destroy): Likewise.
1706         * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
1707
1708 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
1709
1710         * df-scan.c (df_ref_chain_change_bb): Simplify.
1711         (df_insn_change_bb): Add new_bb argument.  Simplify.  Call
1712         set_block_for_insn if there's any change.
1713         * df.h ((df_insn_change_bb): Fix prototype.
1714         * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
1715         df_insn_change_bb, don't call set_block_for_insn.
1716         * emit-rtl.c (reorder_insns): Likewise.
1717         * haifa-sched.c (move_insn): Likewise.
1718
1719 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
1720
1721         * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
1722
1723 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
1724
1725         * tree-flow-inline.h (next_readonly_imm_use): Return
1726         NULL_USE_OPERAND_P after the end.
1727
1728 2008-03-01  Richard Guenther  <rguenther@suse.de>
1729
1730         PR tree-optimization/35411
1731         * tree-sra.c (sra_build_assignment): Split conversion to
1732         final type to a separate statement if we are not assigning
1733         to a register.
1734
1735 2008-02-29  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
1736
1737         * fold-const.c (fold_convertible_p): Correct the logic to follow
1738         that in fold_convert().
1739
1740 2008-02-29  Douglas Gregor  <doug.gregor@gmail.com>
1741
1742         PR c++/35315
1743         * tree-inline.c (build_duplicate_type): When we make a
1744         duplicate type, make it unique in the canonical types system.
1745
1746 2008-02-29  Tom Tromey  <tromey@redhat.com>
1747
1748         * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
1749         input_file_stack_history, input_file_stack_restored): Remove.
1750         (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
1751         * input.h (struct file_stack): Remove.
1752         (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
1753         (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
1754         Likewise.
1755         * diagnostic.h (struct diagnostic_context) <last_module>: Change
1756         type.
1757         (diagnostic_last_module_changed): Add 'map' argument.
1758         (diagnostic_set_last_function): Likewise.
1759         * diagnostic.c (undiagnostic_report_current_module): Iterate using
1760         line map, not input_file_stack.
1761         * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
1762
1763 2008-02-29  Paul Brook  <paul@codesourcery.com>
1764
1765         * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
1766
1767 2008-02-29  Paul Brook  <paul@codesourcery.com>
1768
1769         * config/arm/ieee754-df.S (muldf3): Use RET macros.
1770
1771 2008-02-29  Richard Guenther  <rguenther@suse.de>
1772
1773         * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
1774         vn_lookup_or_add.
1775         * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
1776         value for comparing for a store match.
1777         (simplify_unary_expression): Do nothing for SSA_NAMEs.
1778         (try_to_simplify): Do not do a full-blown reference lookup.
1779
1780 2008-02-29  Kaz Kojima  <kkojima@gcc.gnu.org>
1781
1782         * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
1783         (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1784
1785         * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
1786
1787 2008-02-29  Sebastian Pop  <sebastian.pop@amd.com>
1788
1789         * tree-loop-linear.c (try_interchange_loops): Compare memory access
1790         strides against cache sizes.
1791
1792 2008-02-29  Kaz Kojima  <kkojima@gcc.gnu.org>
1793
1794         * config/sh/sh.c (sh_secondary_reload): Handle loading a float
1795         constant to fpul.
1796
1797 2008-02-28  Richard Sandiford  <rsandifo@nildram.co.uk>
1798
1799         * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
1800         of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
1801         is smaller than the original promoted value.
1802         (simplify_subreg): If OP is a SUBREG, try to preserve its
1803         SUBREG_PROMOTED_VAR_P information.
1804
1805 2008-02-28  Steven Bosscher  <stevenb.gcc@gmail.com>
1806
1807         * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
1808         (VN_INFO_GET): Allocate new objects on the obstack.
1809         (init_scc_vn): Initialize the obstack.  Use XDELETE instead of free
1810         for rpo_numbers_temp, for consistency.
1811         (free_scc_vn): Free the obstack.
1812
1813 2008-02-28  Sebastian Pop  <sebastian.pop@amd.com>
1814
1815         * doc/invoke.texi: Document -ftree-loop-distribution.
1816         * tree-loop-distribution.c: New.
1817         * tree-pass.h (pass_loop_distribution): New.
1818         * graphds.h (struct graph): Add htab_t indices.
1819         * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
1820         * tree-vectorizer.c (rename_variables_in_loop): Extern.
1821         (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
1822         * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
1823         * tree-data-ref.c (debug_data_dependence_relations): New.
1824         (dump_data_dependence_relation): Also print data references.
1825         (free_data_ref): Extern.
1826         (same_access_functions): Moved...
1827         (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
1828         (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
1829         debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
1830         struct rdg_vertex_info, rdg_vertex_for_stmt): New.
1831         (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
1832         (stmts_from_loop): Skip LABEL_EXPR.
1833         (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
1834         New.
1835         (build_rdg): Initialize rdg->indices htab.
1836         (free_rdg, stores_from_loop, ref_base_address,
1837         rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
1838         have_similar_memory_accesses_1, ref_base_address_1,
1839         remove_similar_memory_refs): New.
1840         * tree-data-ref.h: Depend on tree-chrec.h.
1841         (debug_data_dependence_relations, free_data_ref): Declared.
1842         (same_access_functions): ... here.
1843         (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
1844         New.
1845         (struct rdg_vertex): Add has_mem_write and has_mem_reads.
1846         (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
1847         RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
1848         (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
1849         debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
1850         rdg_vertex_for_stmt): Declared.
1851         (struct rdg_edge): Add level.
1852         (RDGE_LEVEL): New.
1853         (free_rdg, stores_from_loop, remove_similar_memory_refs,
1854         rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
1855         Declared.
1856         (rdg_has_similar_memory_accesses): New.
1857         * tree-vect-analyze.c: Remove unused static decls.
1858         * lambda.h (dependence_level): New.
1859         * common.opt (ftree-loop-distribution): New.
1860         * tree-flow.h (mark_virtual_ops_in_bb, 
1861         slpeel_tree_duplicate_loop_to_edge_cfg,
1862         rename_variables_in_loop): Declared.
1863         * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
1864         (OBJS-common): Add tree-loop-distribution.o.
1865         (tree-loop-distribution.o): New rule.
1866         * tree-cfg.c (mark_virtual_ops_in_bb): New.
1867         (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
1868         * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
1869
1870 2008-02-28  Joseph Myers  <joseph@codesourcery.com>
1871
1872         PR target/33963
1873         * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
1874         other than structures and unions.
1875
1876 2008-02-28  Richard Guenther  <rguenther@suse.de>
1877
1878         Revert:
1879         2008-02-26  Richard Guenther  <rguenther@suse.de>
1880
1881         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1882         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1883         (lookup_decl_from_uid): Declare.
1884         (remove_decl_from_map): Likewise.
1885         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1886         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1887         (decl_for_uid_map): New global hashtable mapping DECL_UID
1888         to the decl tree.
1889         (init_ttree): Allocate it.
1890         (insert_decl_to_uid_decl_map): New helper function.
1891         (make_node_stat): Insert new decls into the map.
1892         (copy_node_stat): Likewise.
1893         (lookup_decl_from_uid): New function.
1894         (remove_decl_from_map): Likewise.
1895         (print_decl_for_uid_map_statistics): New helper.
1896         (dump_tree_statistics): Call it.
1897
1898         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1899         (referenced_var_iterator): Adjust.
1900         (FOR_EACH_REFERENCED_VAR): Adjust.
1901         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1902         (num_referenced_vars): Adjust.
1903         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1904         (first_referenced_var): Remove.
1905         (end_referenced_vars_p): Likewise.
1906         (next_referenced_var): Likewise.
1907         (referenced_var_iterator_set): New helper function.
1908         * tree-dfa.c (referenced_var_lookup): Adjust.
1909         (referenced_var_check_and_insert): Likewise.
1910         (remove_referenced_var): Likewise.
1911         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1912         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1913         (verify_call_clobbering): Likewise.
1914         (verify_memory_partitions): Likewise.
1915         (init_tree_ssa): Allocate bitmap instead of hashtable for
1916         referenced_vars.
1917         (delete_tree_ssa): Adjust.
1918         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1919         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1920         (compute_tag_properties): Likewise.
1921         (set_initial_properties): Likewise.
1922         (find_partition_for): Likewise.
1923         (update_reference_counts): Likewise.
1924         (dump_may_aliases_for): Likewise.
1925         * tree-ssa-operands.c (add_virtual_operand): Likewise.
1926         (add_call_clobber_ops): Likewise.
1927         (add_call_read_ops): Likewise.
1928         (get_asm_expr_operands): Likewise.
1929         * tree-into-ssa.c (dump_decl_set): Likewise.
1930         (update_ssa): Likewise.
1931         * tree-sra.c (scan_function): Likewise.
1932         (decide_instantiations): Likewise.
1933         (scalarize_parms): Likewise.
1934         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1935         (dsa_named_for): Likewise.
1936         * tree-ssa-structalias.c (update_alias_info): Likewise.
1937         (merge_smts_into): Likewise.
1938
1939 2008-02-27  David Daney  <ddaney@avtrex.com>
1940
1941         PR target/34409
1942         * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
1943         * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
1944         * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
1945         * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
1946         * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
1947
1948 2008-02-27  Uros Bizjak  <ubizjak@gmail.com>
1949
1950         PR target/25477
1951         * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
1952         (BUILT_IN_NEXTTOWARD): Remove.
1953         (BUILT_IN_NEXTTOWARDF): Ditto.
1954         * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
1955         alloca/strcpy/strcat.  Remove commented-out code.  Fix whitespace.
1956
1957 2008-02-27  Tom Tromey  <tromey@redhat.com>
1958
1959         * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
1960         DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
1961
1962 2008-02-27  Jan Beulich  <jbeulich@novell.com>
1963
1964         * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
1965         update the respective field on newdecl.
1966
1967 2008-02-27  Revital Eres  <eres@il.ibm.com>
1968
1969         PR rtl-optimization/34999
1970         * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
1971         crossing edges that ends with a call insn.
1972         (fix_up_fall_thru_edges): Handle crossing edges that ends with a
1973         call insn and clear the EDGE_CROSSING flag of the crossing edge
1974         when fixing fallthru edges.
1975
1976 2008-02-27  Richard Guenther  <rguenther@suse.de>
1977
1978         PR middle-end/35390
1979         * fold-const.c (fold_unary): Return the correct argument,
1980         converted to the result type.
1981
1982 2008-02-27  Richard Guenther  <rguenther@suse.de>
1983
1984         PR middle-end/34971
1985         * expr.c (expand_expr_real_1): Assert on rotates that operate
1986         on partial modes.
1987         * fold-const.c (fold_binary): Use the types precision, not the
1988         bitsize of the mode if folding rotate expressions.  Build rotates
1989         only for full modes.
1990
1991 2008-02-27  Jakub Jelinek  <jakub@redhat.com>
1992
1993         * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
1994         and CPP_PRAGMA_EOL.
1995         * c-pragma.c (pragma_ns_name): New typedef.
1996         (registered_pp_pragmas): New variable.
1997         (c_pp_lookup_pragma): New function.
1998         (c_register_pragma_1): If flag_preprocess_only, do nothing
1999         for non-expanded pragmas, for expanded ones push pragma's
2000         namespace and name into registered_pp_pragmas vector.
2001         (c_invoke_pragma_handler): Register OpenMP pragmas even when
2002         flag_preprocess_only, don't register GCC pch_preprocess
2003         pragma if flag_preprocess_only.
2004         * c-opts.c (c_common_init): Call init_pragma even if
2005         flag_preprocess_only.
2006         * c-pragma.c (c_pp_lookup_pragma): New prototype.
2007         * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
2008         cpp_register_pragma if flag_preprocess_only.
2009
2010 2008-02-26  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2011
2012         PR c/28800
2013         * c-parser.c (c_parser_translation_unit): Warn for empty
2014         translation unit, not empty source file.
2015
2016 2008-02-26  Paul Brook  <paul@codesourcery.com>
2017
2018         * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
2019         operand for Thumb-2.
2020         * config/arm/arm.h (reg_class): Add CORE_REGS.
2021         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
2022         (BASE_REG_CLASS): Use CORE_REGS.
2023         (PREFERRED_RELOAD_CLASS): Add STACK_REG.
2024         (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
2025         (REGNO_OK_FOR_INDEX_P): Exclude SP.
2026         (ARM_REG_OK_FOR_INDEX_P): Always define.  Use
2027         ARM_REGNO_OK_FOR_INDEX_P.
2028         (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
2029         * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
2030         arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
2031         (ldm/stm peepholes): Ditto.
2032         * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
2033         * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
2034         * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
2035         * config/arm/constraints.md: Enable "k" constraint on ARM.
2036
2037 2008-02-27  Ben Elliston  <bje@au.ibm.com>
2038
2039         * config/rs6000/rs6000.c: Annotate cache line size field in all
2040         instances of struct processor_costs.
2041
2042 2008-02-26  David Edelsohn  <edelsohn@gnu.org>
2043
2044         * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
2045         dse2, gcse, if_conversion, if_after_combine, if_after_reload,
2046         jump_bypass): New counters.
2047         * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
2048         * dce.c (gate_ud_dce): Same.
2049         (gate_fast_dce): Same.
2050         * dse.c (gate_dse1): New function.
2051         (gate_dse2): New function.
2052         (gate_dse): Merge results of new gate functions.
2053         * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
2054         (gate_handle_jump_bypass): Add dbg_cnt.
2055         (gate_handle_gcse): Add dbg_cnt.
2056         * ifcvt.c (gate_handle_if_conversion): Same.
2057         (gate_handle_if_after_combine): Same.
2058         (gate_handle_if_after_reload): Same.
2059         * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
2060
2061 2008-02-26  Edmar Wienskoski  <edmar@freescale.com>
2062
2063         * config/rs6000/rs6000.c (processor_costs): Update e300 cache
2064         line sizes.
2065         * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
2066
2067 2008-02-26  Jason Merrill  <jason@redhat.com>
2068
2069         PR c++/35315
2070         * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE 
2071         alone if it's the naming decl for the type's main variant.
2072
2073 2008-02-26  Tom Tromey  <tromey@redhat.com>
2074
2075         * system.h (USE_MAPPED_LOCATION): Poison.
2076         * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
2077         * tree-cfg.c (make_cond_expr_edges): Remove old location code.
2078         (make_goto_expr_edges): Likewise.
2079         (remove_bb): Likewise.
2080         (execute_warn_function_return): Likewise.
2081         * basic-block.h (struct edge_def) <goto_locus>: Change type to
2082         location_t.
2083         * c-common.c (fname_decl): Remove old location code.
2084         * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
2085         location code.
2086         * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
2087         variant.
2088         (ASM_INPUT_SOURCE_LOCATION): Likewise.
2089         (gen_rtx_ASM_INPUT): Likewise.
2090         (gen_rtx_ASM_INPUT_loc): Likewise.
2091         (get_rtx_asm_OPERANDS): Remove.
2092         * cfglayout.c (insn_locators_alloc): Remove old location code.
2093         (set_curr_insn_source_location): Likewise.
2094         (curr_insn_locator): Likewise.
2095         * print-tree.c (print_node): Remove old location code.
2096         * tree-mudflap.c (mf_varname_tree): Remove old location code.
2097         (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
2098         * cfgexpand.c (expand_gimple_cond_expr): Don't use
2099         location_from_locus.
2100         (construct_exit_block): Remove old location code.
2101         * emit-rtl.c (force_next_line_note): Remove old location code.
2102         * profile.c (branch_prob): Remove old location code.
2103         * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
2104         LOC_LINE): Remove old-location variants.
2105         * langhooks.c (lhd_print_error_function): Remove old location
2106         code.
2107         * configure, config.in: Rebuilt.
2108         * configure.ac (--enable-mapped-location): Remove.
2109         * c-decl.c (c_init_decl_processing): Remove old location code.
2110         (finish_function): Likewise.
2111         * recog.c (decode_asm_operands): Remove old location code.
2112         * c-pch.c (c_common_read_pch): Remove old location code.
2113         * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
2114         variants.
2115         * gimple-low.c (lower_function_body): Remove old location code.
2116         * toplev.c (unknown_location): Remove.
2117         (push_srcloc): Remove old-location variant.
2118         (process_options): Remove old location code.
2119         (lang_dependent_init): Likewise.
2120         * input.h (UNKNOWN_LOCATION): Move definition.
2121         (location_t): Undeprecate.
2122         (source_locus): Remove.
2123         (location_from_locus): Remove.
2124         (struct location_s): Remove.
2125         Remove all old-location code.
2126         (input_line, input_filename): Remove.
2127         * final.c (final_scan_insn): Remove old location code.
2128         * diagnostic.c (diagnostic_build_prefix): Remove
2129         USE_MAPPED_LOCATION test.
2130         * tree.h (gimple_stmt) <locus>: Now a location_t.
2131         (tree_exp) <locus>: Likewise.
2132         (DECL_IS_BUILTIN): Remove old-location variant.
2133         (annotate_with_file_line, annotate_with_locus): Likewise.
2134         (expr_locus, set_expr_locus): Update.
2135         * tree.c (build1_stat): Remove old location code.
2136         (last_annotated_node): Remove.
2137         (annotate_with_file_line): Remove old-location variant.
2138         (annotate_with_locus): Likewise.
2139         (expr_location): Remove old location code.
2140         (set_expr_location): Likewise.
2141         (expr_has_location): Likewise.
2142         (expr_locus): Likewise.
2143         (set_expr_locus): Likewise.
2144         (expr_filename): Don't use location_from_locus.
2145         (expr_lineno): Likewise.
2146         * rtl-error.c (location_for_asm): Remove old location code.
2147         * c-lex.c (cb_line_change): Remove old location code.
2148         (fe_file_change): Likewise.
2149         (cb_def_pragma): Likewise.
2150         (c_lex_with_flags): Likewise.
2151         * gengtype.c (do_typedef): Don't special-case location types.
2152         (define_location_structures): Remove.
2153         (main): Don't call define_location_structures.
2154         * tree-pretty-print.c (dump_implicit_edges): Remove old location
2155         code.
2156
2157 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2158
2159         PR 26264
2160         * builtins.def (BUILT_IN_STDARG_START): Remove.
2161         * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
2162         * tree-stdarg.c (execute_optimize_stdarg): Likewise.
2163         * tree-inline.c (inline_forbidden_p_1): Likewise.
2164         
2165 2008-02-26  Richard Guenther  <rguenther@suse.de>
2166
2167         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2168         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2169         (lookup_decl_from_uid): Declare.
2170         (remove_decl_from_map): Likewise.
2171         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2172         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2173         (decl_for_uid_map): New global hashtable mapping DECL_UID
2174         to the decl tree.
2175         (init_ttree): Allocate it.
2176         (insert_decl_to_uid_decl_map): New helper function.
2177         (make_node_stat): Insert new decls into the map.
2178         (copy_node_stat): Likewise.
2179         (lookup_decl_from_uid): New function.
2180         (remove_decl_from_map): Likewise.
2181         (print_decl_for_uid_map_statistics): New helper.
2182         (dump_tree_statistics): Call it.
2183
2184         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2185         (referenced_var_iterator): Adjust.
2186         (FOR_EACH_REFERENCED_VAR): Adjust.
2187         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2188         (num_referenced_vars): Adjust.
2189         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2190         (first_referenced_var): Remove.
2191         (end_referenced_vars_p): Likewise.
2192         (next_referenced_var): Likewise.
2193         (referenced_var_iterator_set): New helper function.
2194         * tree-dfa.c (referenced_var_lookup): Adjust.
2195         (referenced_var_check_and_insert): Likewise.
2196         (remove_referenced_var): Likewise.
2197         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2198         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2199         (verify_call_clobbering): Likewise.
2200         (verify_memory_partitions): Likewise.
2201         (init_tree_ssa): Allocate bitmap instead of hashtable for
2202         referenced_vars.
2203         (delete_tree_ssa): Adjust.
2204         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2205         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2206         (compute_tag_properties): Likewise.
2207         (set_initial_properties): Likewise.
2208         (find_partition_for): Likewise.
2209         (update_reference_counts): Likewise.
2210         (dump_may_aliases_for): Likewise.
2211         * tree-ssa-operands.c (add_virtual_operand): Likewise.
2212         (add_call_clobber_ops): Likewise.
2213         (add_call_read_ops): Likewise.
2214         (get_asm_expr_operands): Likewise.
2215         * tree-into-ssa.c (dump_decl_set): Likewise.
2216         (update_ssa): Likewise.
2217         * tree-sra.c (scan_function): Likewise.
2218         (decide_instantiations): Likewise.
2219         (scalarize_parms): Likewise.
2220         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2221         (dsa_named_for): Likewise.
2222         * tree-ssa-structalias.c (update_alias_info): Likewise.
2223         (merge_smts_into): Likewise.
2224
2225 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2226
2227         PR 34351
2228         * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
2229         * c-opts.c (c_common_handle_option): Wall enables
2230         Wvolatile-register-var.
2231         * common.opt: Move Wvolatile-register-var to...
2232         * c.opt: ...here.
2233         
2234 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2235
2236         * common.opt (Wlarger-than=): New.
2237         * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
2238         -Wlarger-than=.
2239         * opts.c (common_handle_option): Handle -Wlarger-than=.
2240         * optc-gen.awk: Likewise.
2241         * opth-gen.awk: Likewise.
2242         * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
2243         * tree-optimize.c (tree_rest_of_compilation): Likewise.
2244         
2245 2008-02-26  Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2246
2247         * c-common.c (match_case_to_enum_1): Add appropriate
2248         OPT_W* parameter to warning.
2249         (c_do_switch_warnings): Likewise.
2250         * c-typeck.c (warning_init): Add one more parameter following
2251         'warning' function.
2252         (push_init_level): Update call to warning_init.
2253         (pop_init_level): Likewise.
2254         (add_pending_init): Likewise.
2255         (output_init_element: Likewise.
2256
2257 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2258
2259         PR 28322
2260         * toplev.c (toplev_main): If there are warnings or error, print
2261         errors for ignored options.
2262         * opts.c (ignored_options): New static variable.
2263         (postpone_unknown_option_error): New.
2264         (print_ignored_options): New.
2265         (handle_option): Postpone errors for unknown -Wno-* options.
2266         * opts.h (print_ignored_options): Declare.
2267         
2268 2008-02-25  Richard Sandiford  <rsandifo@nildram.co.uk>
2269
2270         * config/mips/mips.md (loadgp_blockage, blockage): Change type
2271         to "ghost".
2272
2273 2008-02-25  Richard Guenther  <rguenther@suse.de>
2274
2275         Revert:
2276         2008-02-25  Richard Guenther  <rguenther@suse.de>
2277
2278         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2279         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2280         (lookup_decl_from_uid): Declare.
2281         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2282         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2283         (decl_for_uid_map): New global hashtable mapping DECL_UID
2284         to the decl tree.
2285         (init_ttree): Allocate it.
2286         (insert_decl_to_uid_decl_map): New helper function.
2287         (make_node_stat): Insert new decls into the map.
2288         (copy_node_stat): Likewise.
2289         (lookup_decl_from_uid): New function.
2290         (print_decl_for_uid_map_statistics): New helper.
2291         (dump_tree_statistics): Call it.
2292
2293         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2294         (referenced_var_iterator): Adjust.
2295         (FOR_EACH_REFERENCED_VAR): Adjust.
2296         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2297         (num_referenced_vars): Adjust.
2298         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2299         (first_referenced_var): Remove.
2300         (end_referenced_vars_p): Likewise.
2301         (next_referenced_var): Likewise.
2302         (referenced_var_iterator_set): New helper function.
2303         * tree-dfa.c (referenced_var_lookup): Adjust.
2304         (referenced_var_check_and_insert): Likewise.
2305         (remove_referenced_var): Likewise.
2306         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2307         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2308         (verify_call_clobbering): Likewise.
2309         (verify_memory_partitions): Likewise.
2310         (init_tree_ssa): Allocate bitmap instead of hashtable for
2311         referenced_vars.
2312         (delete_tree_ssa): Adjust.
2313         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2314         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2315         (compute_tag_properties): Likewise.
2316         (set_initial_properties): Likewise.
2317         (find_partition_for): Likewise.
2318         (update_reference_counts): Likewise.
2319         (dump_may_aliases_for): Likewise.
2320         * tree-ssa-operands.c (add_virtual_operand): Likewise.
2321         (add_call_clobber_ops): Likewise.
2322         (add_call_read_ops): Likewise.
2323         (get_asm_expr_operands): Likewise.
2324         * tree-into-ssa.c (dump_decl_set): Likewise.
2325         (update_ssa): Likewise.
2326         * tree-sra.c (scan_function): Likewise.
2327         (decide_instantiations): Likewise.
2328         (scalarize_parms): Likewise.
2329         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2330         (dsa_named_for): Likewise.
2331         * tree-ssa-structalias.c (update_alias_info): Likewise.
2332         (merge_smts_into): Likewise.
2333
2334 2008-02-25  Janne Blomqvist  <jb@gcc.gnu.org>
2335
2336         PR fortran/29549
2337         * doc/invoke.texi (-fcx-limited-range): Document new option.
2338         * toplev.c (process_options): Handle -fcx-fortran-rules.
2339         * common.opt: Add documentation for -fcx-fortran-rules.
2340
2341 2008-02-25  Janne Blomqvist  <jb@gcc.gnu.org>
2342
2343         PR c/35162
2344         * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
2345         actual behaviour and C99.
2346         
2347 2008-02-26  Ben Elliston  <bje@au.ibm.com>
2348
2349         * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
2350         (ASM_CPU_POWER6_SPEC): Likewise.
2351         (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
2352         Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
2353         (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
2354
2355 2008-02-25  Richard Guenther  <rguenther@suse.de>
2356
2357         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
2358         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
2359         (lookup_decl_from_uid): Declare.
2360         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
2361         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
2362         (decl_for_uid_map): New global hashtable mapping DECL_UID
2363         to the decl tree.
2364         (init_ttree): Allocate it.
2365         (insert_decl_to_uid_decl_map): New helper function.
2366         (make_node_stat): Insert new decls into the map.
2367         (copy_node_stat): Likewise.
2368         (lookup_decl_from_uid): New function.
2369         (print_decl_for_uid_map_statistics): New helper.
2370         (dump_tree_statistics): Call it.
2371
2372         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
2373         (referenced_var_iterator): Adjust.
2374         (FOR_EACH_REFERENCED_VAR): Adjust.
2375         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
2376         (num_referenced_vars): Adjust.
2377         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
2378         (first_referenced_var): Remove.
2379         (end_referenced_vars_p): Likewise.
2380         (next_referenced_var): Likewise.
2381         (referenced_var_iterator_set): New helper function.
2382         * tree-dfa.c (referenced_var_lookup): Adjust.
2383         (referenced_var_check_and_insert): Likewise.
2384         (remove_referenced_var): Likewise.
2385         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
2386         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2387         (verify_call_clobbering): Likewise.
2388         (verify_memory_partitions): Likewise.
2389         (init_tree_ssa): Allocate bitmap instead of hashtable for
2390         referenced_vars.
2391         (delete_tree_ssa): Adjust.
2392         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
2393         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
2394         (compute_tag_properties): Likewise.
2395         (set_initial_properties): Likewise.
2396         (find_partition_for): Likewise.
2397         (update_reference_counts): Likewise.
2398         (dump_may_aliases_for): Likewise.
2399         * tree-ssa-operands.c (add_virtual_operand): Likewise.
2400         (add_call_clobber_ops): Likewise.
2401         (add_call_read_ops): Likewise.
2402         (get_asm_expr_operands): Likewise.
2403         * tree-into-ssa.c (dump_decl_set): Likewise.
2404         (update_ssa): Likewise.
2405         * tree-sra.c (scan_function): Likewise.
2406         (decide_instantiations): Likewise.
2407         (scalarize_parms): Likewise.
2408         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
2409         (dsa_named_for): Likewise.
2410         * tree-ssa-structalias.c (update_alias_info): Likewise.
2411         (merge_smts_into): Likewise.
2412
2413 2008-02-25  Andreas Krebbel  <krebbel1@de.ibm.com>
2414
2415         PR target/35258
2416         * cse.c (cse_insn): Avoid creation of overlapping MEMs.
2417         * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
2418         * alias.h (nonoverlapping_memrefs_p): Likewise.
2419
2420 2008-02-25  Jan Beulich  <jbeulich@novell.com>
2421
2422         * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
2423         * config/i386/netware-libgcc.exp: Add __bswap?i2,
2424         __emultls_get_address, __emultls_register_common,
2425         __floatundi?f, and _Unwind_GetIPInfo.
2426         * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
2427         Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
2428         (gen_regparm_prefix): Likewise.
2429         (i386_nlm_encode_section_info): Sync with
2430         config/i386/winnt.c:i386_pe_encode_section_info().
2431         (i386_nlm_maybe_mangle_decl_assembler_name): New.
2432         i386_nlm_mangle_decl_assembler_name): New.
2433         (netware_override_options): New.
2434         * config/i386/netware.h (netware_override_options): Declare.
2435         (OVERRIDE_OPTIONS): Re-define to netware_override_options.
2436         (i386_nlm_mangle_decl_assembler_name): Declare.
2437         (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
2438
2439 2008-02-25  Ben Elliston  <bje@au.ibm.com>
2440
2441         PR other/32948
2442         * c-decl.c (grokdeclarator): Remove unused local variables
2443         `typedef_type' and `type_as_written'.
2444         * bb-reorder.c
2445         (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2446         unused local variable `has_hot_blocks'.
2447         (fix_crossing_conditional_branches): Remove unused local variable
2448         `prev_bb'.
2449         
2450 2008-02-25  Uros Bizjak  <ubizjak@gmail.com>
2451
2452         PR middle-end/19984
2453         * builtins.def (BUILT_IN_NAN): Define as c99 builtin
2454         using DEF_C99_BUILTIN.
2455         (BUILT_IN_NANF): Ditto.
2456         (BUILT_IN_NANL): Ditto.
2457
2458 2008-02-25  Ayal Zaks  <zaks@il.ibm.com>
2459             Revital Eres  <eres@il.ibm.com>
2460
2461         * modulo-sched.c (calculate_must_precede_follow): Address TODO
2462         regarding the order of two dependent insns in the same row.
2463
2464 2008-02-25  Eric Botcazou  <ebotcazou@adacore.com>
2465
2466         * stor-layout.c (layout_decl): Do not bump the alignment of a
2467         bit-field to more than byte alignment if it is packed.
2468
2469 2008-02-24  David Edelsohn  <edelsohn@gnu.org>
2470
2471         * config/rs6000/rs6000.c (processor_costs): Add cache costs for
2472         e300c2 and e300c3.
2473
2474 2008-02-24  Diego Novillo  <dnovillo@google.com>
2475
2476         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
2477
2478         PR 33738
2479         * tree-vrp.c (vrp_evaluate_conditional): With
2480         -Wtype-limits, emit a warning when comparing against a
2481         constant outside the natural range of OP0's type.
2482         * c.opt (Wtype-limits): Move ...
2483         * common.opt (Wtype-limits): ... here.
2484
2485 2008-02-24  Edmar Wienskoski  <edmar@freescale.com>
2486
2487         * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
2488         * config/rs6000/e300c2c3.md: New file.
2489         * config/rs6000/rs6000.c (processor_costs): Add new costs for
2490         e300c2 and e300c3.
2491         (rs6000_override_options): Add e300c2 and e300c3 cases to
2492         processor_target_table. Do not allow usage of Altivec or Spe
2493         with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
2494         (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
2495         * config/rs6000/rs6000.h (processor_type): Add
2496         PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
2497         (ASM_CPU_SPEC): Add e300c2 and e300c3.
2498         * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
2499         and ppce300c3. Include e300c2c3.md.
2500
2501 2008-02-23  David Edelsohn  <edelsohn@gnu.org>
2502
2503         * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
2504         instead of TARGET_STRICT_ALIGN.
2505
2506 2008-02-23  Joseph Myers  <joseph@codesourcery.com>
2507
2508         * explow.c (memory_address): Assert that the generated address is
2509         valid.
2510
2511 2008-02-23  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
2512
2513         PR target/25477
2514         * config/darwin-protos.h: Add darwin_patch_builtins prototype.
2515         * config/darwin-ppc-ldouble-patch.def: New file.
2516         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
2517         * config/rs6000/rs6000.c (rs6000_init_builtins): Call
2518         SUBTARGET_INIT_BUILTINS if defined.
2519         * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
2520         New functions.
2521
2522 2008-02-23  Andrew Pinski  <andrew_pinski@playstation.sony.com>
2523
2524         PR rtl-opt/33512
2525         * simplify-rtx.c (simplify_binary_operation_1): Add simplification
2526         of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
2527
2528 2008-02-23  Andrew Pinski  <andrew_pinski@playstation.sony.com>
2529
2530         PR pch/35027
2531         * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
2532         file" warning condtional on -Winvalid-PCH.
2533
2534 2008-02-23  Daniel Jacobowitz  <dan@codesourcery.com>
2535
2536         * expmed.c (extract_bit_field): Always use adjust_address for MEM.
2537
2538 2008-02-23  Uros Bizjak  <ubizjak@gmail.com>
2539
2540         PR target/22076
2541         PR target/34256 
2542         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
2543         prevent reload from using MMX registers.
2544         (*mov<mode>_internal): Ditto.
2545         (*movv2sf_internal_rex64): Ditto.
2546         (*movv2sf_internal): Ditto.
2547
2548 2008-02-23  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2549
2550         PR documentation/31569
2551         * doc/install.texi2html: Use makeinfo --no-number-sections.
2552
2553 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
2554
2555         * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
2556         ensure that we can address an entire entity > 8 bytes.  Don't
2557         generate reg+reg addressing for such data.
2558
2559 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
2560
2561         * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
2562         strings when optimizing for size, unless the target cares about
2563         alignment.
2564
2565 2008-02-22  Tom Tromey  <tromey@redhat.com>
2566
2567         * regclass.c (current_pass): Remove declaration.
2568
2569 2008-02-22  Anatoly Sokolov <aesok@post.ru>
2570
2571         * config/avr/libgcc.S (__RAMPZ__): Define.
2572         (__do_copy_data): Add for devices with 128KB code memory.
2573
2574 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
2575
2576         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2577         Use spe_abi.
2578         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
2579
2580 2008-02-22  Hans-Peter Nilsson  <hp@axis.com>
2581
2582         * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
2583         GENNONACR_REGS.
2584
2585 2008-02-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2586
2587         PR c/19999
2588         * c-typeck.c (build_binary_op): Warn about floating point
2589         comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
2590
2591 2008-02-21  Janis Johnson  <janis187@us.ibm.com>
2592
2593         PR target/34526
2594         * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
2595         (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
2596         add vrsave.
2597         (rs6000_override_options): Set altivec_abi as default, not override,
2598         for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
2599         TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
2600         is used; use new member spe_abi.
2601         (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
2602         spe_abi and altivec_abi.
2603
2604 2008-02-22  Tomas Bily  <tbily@suse.cz>
2605
2606         * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
2607
2608 2008-02-21  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2609
2610         PR bootstrap/35273
2611         * config.build (build_file_translate): Set to `CMD //c' only if
2612         it works.
2613         * Makefile.in (build_file_translate): Improve comment.
2614
2615 2008-02-21  Jan Hubicka  <jh@suse.cz>
2616
2617         * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
2618         PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
2619         PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
2620
2621 2008-02-21  Michael Matz  <matz@suse.de>
2622
2623         PR target/35264
2624         * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
2625
2626 2008-02-21  Uros Bizjak  <ubizjak@gmail.com>
2627
2628         * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
2629         movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
2630         as insn constraint.
2631         * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
2632         from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
2633         SSE_VEC_FLOAT_MODE_P as insn constraint.
2634         (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
2635         (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
2636         sse4a_movntdf using MODEF mode iterator.
2637         (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
2638         sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
2639         (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
2640         (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
2641         (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
2642         (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
2643         (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
2644
2645 2008-02-21  Richard Guenther  <rguenther@suse.de>
2646
2647         * tree.def (PAREN_EXPR): New tree code.
2648         * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
2649         and PAREN_EXPR.
2650         * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
2651         * expr.c (expand_expr_real_1): Likewise.
2652         * tree-inline.c (estimate_num_insns_1): Likewise.
2653         * tree-complex.c (expand_complex_move): Likewise.
2654         * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
2655         as plain x.
2656
2657 2008-02-20  Kaz Kojima  <kkojima@gcc.gnu.org>
2658
2659         PR target/35225
2660         * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
2661
2662 2008-02-20  Kaz Kojima  <kkojima@gcc.gnu.org>
2663
2664         PR target/35190
2665         * config/sh/sh.md (jump_compact): Disable for crossing jumps.
2666
2667         * config/sh/sh.c (find_barrier): Don't go past
2668         NOTE_INSN_SWITCH_TEXT_SECTIONS note.
2669
2670 2008-02-20  DJ Delorie  <dj@redhat.com>
2671
2672         * config/h8300/h8300.md (insv): Force source operand to be a register.
2673
2674         * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
2675         as a jump, not as a plain insn.
2676         
2677 2008-02-20  Seongbae Park <seongbae.park@gmail.com>
2678
2679         * doc/invoke.texi (Warning Options): Add new option
2680         -Wframe-larger-than=.
2681         (-Wframe-larger-than): Document.
2682
2683         * flags.h (warn_frame_larger_than, frame_larger_than_size):
2684         Add declarations for new option variables.
2685
2686         * final.c (final_start_function): Check the frame size
2687         before emission and issue a Wframe-larger-than warning.
2688
2689         * opts.c (warn_frame_larger_than, frame_larger_than_size):
2690         Add definitions for new option variables.
2691         (common_handle_option): Handle new option OPT_Wframe_larger_than_.
2692
2693         * common.opt (Wframe-larger-than=): New option.
2694
2695 2008-02-20  Uros Bizjak  <ubizjak@gmail.com>
2696
2697         * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
2698         (<sse>_div<mode>3): Ditto.
2699         (<sse>_vmdiv<mode>3): Ditto.
2700         (<sse>_vmsqrt<mode>2): Ditto.
2701         (*smax<mode>3): Ditto.
2702         (sse5_frcz<mode>2): Ditto.
2703         (sse5_vmfrcz<mode>2): Ditto.  Use TARGET_SSE5 instead of TARGET_ROUND
2704         as insn constraint.
2705
2706 2008-02-20  Richard Guenther  <rguenther@suse.de>
2707
2708         PR middle-end/35265
2709         * builtins.c (validate_arg): If we want an INTEGER_TYPE,
2710         be happy with INTEGRAL_TYPE_P.
2711
2712 2008-02-20  Richard Guenther  <rguenther@suse.de>
2713
2714         * fold-const.c (split_tree): Associate floatig-point expressions
2715         if flag_associative_math is set.
2716
2717 2008-02-20  Richard Guenther  <rguenther@suse.de>
2718
2719         * tree.h (fold_real_zero_addition_p): Declare.
2720         * fold-const.c (fold_real_zero_addition_p): Export.
2721         * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
2722         floating-point operations with zero and one.
2723
2724 2008-02-20  Paolo Bonzini  <bonzini@gnu.org>
2725
2726         * doc/install.texi: Correct references to CFLAGS, replacing them
2727         with BOOT_CFLAGS.  Document flags used during bootstrap for
2728         target libraries.
2729                                 
2730 2008-02-20  Uros Bizjak  <ubizjak@gmail.com>
2731
2732         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
2733         * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
2734         and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
2735         insn constraint.
2736         (smin<mode>3): Ditto from similar patterns.
2737         (smax<mode>3): Ditto.
2738         (*ieee_smin<mode>3): Ditto.
2739         (*ieee_smax<mode>3): Ditto.
2740         * config/i386/sse.md (sse): New mode attribute.
2741         (mov<mode>): Macroize expander from movv4sf and movv2df using
2742         SSEMODEF2P mode iterator.
2743         (<sse>_movnt<mode>): Ditto from similar patterns. Use
2744         SSE_VEC_FLOAT_MODE_P as insn constraint.
2745         (storent<mode>): Ditto.
2746         (storent<mode>): Macroize expander from storentsf and storentdf using
2747         MODEF mode iterator.
2748         (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
2749         mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
2750         (abs<mode>2): Ditto from similar patterns.
2751         (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
2752         (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
2753         (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
2754         (<sse>_vmsqrt<mode>2): Ditto.
2755         (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
2756         (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
2757         (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
2758         (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
2759         (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
2760         sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
2761         mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
2762         insn constraint.
2763         (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
2764         iterator and SSE_FLOAT_MODE_P as insn constraint.
2765         (<sse>_ucomi): Ditto from similar patterns.
2766         (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
2767         sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
2768         SSE_VEC_FLOAT_MODE_P as insn constraint.
2769         (vcond<mode>): Ditto from similar patterns.
2770         (and<mode>3, *and<mode>3): Ditto.
2771         (<sse>_nand<mode>3): Ditto.
2772         (ior<mode>3, *ior<mode>3): Ditto.
2773         (xor<mode>3, *xor<mode>3): Ditto.
2774         (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
2775         iterator and SSE_FLOAT_MODE_P as insn constraint.
2776         (*nand<mode>3): Ditto from similar patterns.
2777         (*ior<mode>3): Ditto.
2778         (*xor<mode>3): Ditto.
2779
2780 2008-02-20  Ira Rosen  <irar@il.ibm.com>
2781
2782         * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
2783         vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
2784         vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
2785
2786 2008-02-19  Jan Hubicka  <jh@suse.cz>
2787
2788         * predict.c (tree_bb_level_predictions): Remove variable next
2789         mistakely introduced by previous commit.
2790
2791 2008-02-19  Jan Hubicka  <jh@suse.cz>
2792
2793         * predict.c (predict_paths_leading_to): Rewrite.
2794         (predict_paths_for_bb): New.
2795         (tree_bb_level_predictions): Update call of predict_paths_leading_to.
2796
2797 2008-02-19  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2798
2799         PR bootstrap/35218
2800         * Makefile.in (build_file_translate): New.
2801         (gcc-vers.texi): Use it for translating $(abs_srcdir).
2802         * config.build (build_file_translate): Set to `CMD //c' on MinGW.
2803         * configure.ac (build_file_translate): Substitute it.
2804         * configure: Regenerate.
2805
2806 2008-02-19  Jan Hubicka  <jh@suse.cz>
2807
2808         PR rtl-optimization/34408
2809         * see.c (see_def_extension_not_merged): Copy subreg so we don't have
2810         invalid sharing.
2811
2812 2008-02-19  Jan Hubicka  <jh@suse.cz>
2813
2814         PR middle-end/28779
2815         * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
2816         call_expr.
2817
2818 2008-02-19  H.J. Lu  <hongjiu.lu@intel.com>
2819
2820         PR Ada/35186
2821         * config/i386/i386-modes.def: Revert the last DI alignment
2822         change until Ada people can look into it.
2823
2824 2008-02-19  Nick Clifton  <nickc@redhat.com>
2825
2826         * opts.c (print_specific_help): Fix typo in --help text.
2827
2828 2008-02-19  Jakub Jelinek  <jakub@redhat.com>
2829
2830         PR target/35239
2831         * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
2832         32-bit inline asm without asm alternatives for host GCC < 3.0.
2833
2834 2008-02-19  Richard Guenther  <rguenther@suse.de>
2835
2836         PR tree-optimization/34989
2837         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
2838         Allow propagation to INDIRECT_REF if we can simplify only.
2839
2840 2008-02-19  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2841
2842         * c-common.c (warn_for_collisions_1): Use appropriate option when
2843         warning.
2844
2845 2008-02-19  Nick Clifton  <nickc@redhat.com>
2846
2847         PR other/31349
2848         * opts.c (undocumented_msg): Leave blank unless checking is enabled.
2849         (handle_options): Fix indentation.
2850         (print_filtered_help): If no language-specific options were
2851         displayed tell the user how to list all the options supported by
2852         the language's front-end.
2853         (print_specific_help): Fix indentation and remove duplicate line.
2854         (common_handle_option): Handle the -v option.
2855         For --help enable the display of undocumented options if the -v
2856         switch has been included on the command line.
2857         For --help= check for overlaps in the arguments between the option
2858         classes and the language names and issue a warning when they
2859         cannot be disambiguated.
2860         * c.opt (v): Pass on to the common option handler.
2861
2862 2008-02-19  Revital Eres  <eres@il.ibm.com> 
2863
2864         * modulo-sched.c (sms_schedule): Change dump message when
2865         create_ddg function fails.
2866         (try_scheduling_node_in_cycle): Rename row to cycle.
2867         (print_partial_schedule): Rename CYCLE to ROW.
2868
2869 2008-02-19  Christian Bruel  <christian.bruel@st.com>
2870             Zdenek Dvorak  <ook@ucw.cz>
2871
2872         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
2873
2874 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
2875
2876         PR target/33555
2877         * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
2878         (*x86_movdicc_0_m1_se): Ditto.
2879
2880 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
2881
2882         * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
2883         (CMPtype): Define as __gcc_CMPtype.
2884         * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
2885         (CMPtype): Define as __gcc_CMPtype.
2886
2887 2008-02-19  Hans-Peter Nilsson  <hp@axis.com>
2888
2889         Support valgrind 3.3 for --enable-checking=valgrind.
2890         * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
2891         here.
2892         [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
2893         [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
2894         [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
2895         * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
2896         Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
2897         VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
2898         VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
2899         respectively.
2900         * ggc-zone.c: Similar.
2901         * ggc-page.c: Similar.
2902
2903 2008-02-19  Paul Brook  <paul@codesourcery.com>
2904
2905         PR target/35071
2906         * config/arm/ieee754-df.S: Fix do_it typo.
2907         * config/arm/ieee754-sf.S: Fix do_it typo.
2908
2909 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
2910
2911         PR target/35189
2912         * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
2913         (OPTION_MASK_ISA_3DNOW_SET): Likewise.
2914         (OPTION_MASK_ISA_SSE_SET): Likewise.
2915         (OPTION_MASK_ISA_SSE2_SET): Likewise.
2916         (OPTION_MASK_ISA_SSE3_SET): Likewise.
2917         (OPTION_MASK_ISA_SSSE3_SET): Likewise.
2918         (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
2919         (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
2920         (OPTION_MASK_ISA_SSE4_SET): Likewise.
2921         (OPTION_MASK_ISA_SSE4A_SET): Likewise.
2922         (OPTION_MASK_ISA_SSE5_SET): Likewise.
2923         (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
2924         (OPTION_MASK_ISA_MMX_UNSET): Updated.
2925         (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
2926         (OPTION_MASK_ISA_SSE_UNSET): Likewise.
2927         (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
2928         (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
2929         (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
2930         (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
2931         (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
2932         (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
2933         (OPTION_MASK_ISA_SSE4): Removed.
2934         (ix86_handle_option): Turn on bits in ix86_isa_flags and
2935         ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
2936         (override_options): Don't turn on implied SSE/MMX bits in
2937         ix86_isa_flags.
2938
2939 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
2940
2941         * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2942         32bit host.
2943
2944 2008-02-18  Joey Ye  <joey.ye@intel.com>
2945
2946         PR middle-end/34921
2947         * tree-nested.c (insert_field_into_struct): Set type alignment
2948         to field alignment if the former is less than the latter.
2949
2950 2008-02-18  Jakub Jelinek  <jakub@redhat.com>
2951
2952         * BASE-VER: Set to 4.4.0.
2953
2954 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2955
2956         * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
2957         * doc/cfg.texi: Likewise.
2958         * doc/extend.texi: Likewise.
2959         * doc/gty.texi: Likewise.
2960         * doc/invoke.texi: Likewise.
2961         * doc/loop.texi: Likewise.
2962         * doc/md.texi: Likewise.
2963         * doc/passes.texi: Likewise.
2964         * doc/rtl.texi: Likewise.
2965         * doc/sourcebuild.texi: Likewise.
2966         * doc/tm.texi: Likewise.
2967         * doc/tree-ssa.texi: Likewise.
2968
2969 2008-02-17  Richard Guenther  <rguenther@suse.de>
2970
2971         PR middle-end/35227
2972         * tree-complex.c (init_parameter_lattice_values): Handle parameters
2973         without default definition.
2974
2975 2008-02-17  Richard Guenther  <rguenther@suse.de>
2976
2977         PR tree-optimization/35231
2978         * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
2979         if A | B != 1.
2980
2981 2008-02-17  Uros Bizjak  <ubizjak@gmail.com>
2982
2983         Revert:
2984         2008-02-15  Uros Bizjak  <ubizjak@gmail.com>    
2985         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
2986         libgcc_cmp_return mode.
2987
2988 2008-02-16  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2989
2990         PR c/28368
2991         * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
2992
2993 2008-02-16  Ralf Corsepius  <ralf.corsepius@rtems.org>
2994
2995         * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
2996         multilibs.
2997
2998 2008-02-16  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2999
3000         * doc/c-tree.texi: Use `@.' where appropriate.
3001         * doc/extend.texi: Likewise.
3002         * doc/install.texi: Likewise.
3003         * doc/invoke.texi: Likewise.
3004         * doc/loop.texi: Likewise.
3005         * doc/makefile.texi: Likewise.
3006         * doc/md.texi: Likewise.
3007         * doc/passes.texi: Likewise.
3008         * doc/standards.texi: Likewise.
3009         * doc/tm.texi: Likewise.
3010
3011 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
3012
3013         PR middle-end/35196
3014         * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
3015         in entry_bb.
3016         (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
3017         rather than in entry_bb.
3018
3019 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
3020
3021         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
3022         libgcc_cmp_return mode.
3023
3024 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
3025
3026         PR middle-end/35130
3027         * tree-nested.c (convert_call_expr): Put FRAME.* vars into
3028         OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
3029
3030 2008-02-15  Richard Guenther  <rguenther@suse.de>
3031             Zdenek Dvorak  <ook@ucw.cz>
3032
3033         PR tree-optimization/35164
3034         * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
3035         * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
3036         * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3037         Only propagate addresses which do not have abnormal SSA_NAMEs
3038         in their operands.
3039
3040 2008-02-15  Joseph Myers  <joseph@codesourcery.com>
3041
3042         PR target/35088
3043         * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
3044
3045 2008-02-15  Jan Hubicka  <jh@suse.cz>
3046
3047         PR middle-end/35149
3048         * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
3049
3050 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
3051
3052         PR middle-end/34621
3053         * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
3054         when calculating alignment_pad.
3055
3056 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
3057
3058         * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
3059         (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
3060         * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
3061         and STACK_BOUNDARY define.
3062
3063 2008-02-14  Danny Smith  <dannysmith@users.sourceforge.net>
3064
3065         PR preprocessor/35061
3066         * c-pragma.c (handle_pragma_pop_macro): Check that
3067         pushed_macro_table has been allocated.
3068
3069 2008-02-14  Eric Botcazou  <ebotcazou@adacore.com>
3070
3071         PR middle-end/35136
3072         * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
3073         (force_gimple_operand): Likewise.
3074         * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
3075         for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
3076         Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
3077         (find_interesting_uses_address): Check addressability and alignment
3078         of the base expression only after substituting bases of IVs into it.
3079
3080 2008-02-14  Michael Matz  <matz@suse.de>
3081
3082         PR target/34930
3083         * function.c (instantiate_virtual_regs_in_insn): Reload address
3084         before falling back to reloading the whole operand.
3085
3086 2008-02-14  Andreas Krebbel  <krebbel1@de.ibm.com>
3087
3088         * config/s390/s390.c (s390_mainpool_start): Emit the pool
3089         before the first section switch note.
3090
3091 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3092
3093         * doc/bugreport.texi: Update copyright years.
3094         * doc/c-tree.texi: Likewise.
3095         * doc/cfg.texi: Likewise.
3096         * doc/cpp.texi: Likewise.
3097         * doc/cppinternals.texi: Likewise.
3098         * doc/fragments.texi: Likewise.
3099         * doc/frontends.texi: Likewise.
3100         * doc/gcc.texi: Likewise.
3101         * doc/gty.texi: Likewise.
3102         * doc/hostconfig.texi: Likewise.
3103         * doc/implement-c.texi: Likewise.
3104         * doc/libgcc.texi: Likewise.
3105         * doc/loop.texi: Likewise.
3106         * doc/makefile.texi: Likewise.
3107         * doc/options.texi: Likewise.
3108         * doc/passes.texi: Likewise.
3109         * doc/rtl.texi: Likewise.
3110         * doc/sourcebuild.texi: Likewise.
3111         * doc/standards.texi: Likewise.
3112         * doc/tree-ssa.texi: Likewise.
3113         * doc/trouble.texi: Likewise.
3114
3115         * doc/extend.texi: Use @: or add comma where appropriate.
3116         * doc/invoke.texi: Likewise.
3117         * doc/tm.texi: Likewise.
3118
3119 2008-02-14  Alan Modra  <amodra@bigpond.net.au>
3120
3121         PR target/34393
3122         * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
3123         to a reg.
3124
3125 2008-02-14  Jesper Nilsson  <jesper.nilsson@axis.com>
3126
3127         * doc/md.texi (clz, ctz): Add reference.
3128         * doc/rtl.texi (clz, ctz): Likewise.
3129
3130 2008-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
3131
3132         PR other/35148
3133         * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
3134         srcdir.
3135
3136 2008-02-13  Andreas Krebbel  <krebbel1@de.ibm.com>
3137
3138         * config/s390/s390.c (struct constant_pool): New field
3139         emit_pool_after added.
3140         (s390_mainpool_start): Set the emit_pool_after flag according
3141         to the section switch notes.
3142         (s390_mainpool_finish): Consider emit_pool_after when emitting
3143         the literal pool at the end of the function.
3144         (s390_chunkify_start): Force literal pool splits at section
3145         switch notes.
3146
3147 2008-02-13  Michael Matz  <matz@suse.de>
3148
3149         PR debug/35065
3150         * var-tracking.c (clobber_variable_part): Correctly traverse the
3151         list.
3152
3153 2008-02-13  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
3154
3155         PR 29673
3156         * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
3157         Add -fdump-ipa-inline.
3158         * tree-dump.c (dump_files): Remove tree-inlined dump.
3159         * tree-pass.h (tree_dump_index): Remove TDI_inlined.
3160         
3161 2008-02-12  Richard Guenther  <rguenther@suse.de>
3162
3163         PR tree-optimization/35171
3164         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
3165         default defs.
3166
3167 2008-02-12  Richard Guenther  <rguenther@suse.de>
3168
3169         PR middle-end/35163
3170         * fold-const.c (fold_widened_comparison): Use get_unwidened in
3171         value-preserving mode.  Disallow final truncation.
3172
3173 2008-02-12  Eric Botcazou  <ebotcazou@adacore.com>
3174
3175         PR middle-end/35136
3176         * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
3177         code from here to...
3178         (force_gimple_operand): ...here.
3179
3180 2008-02-12  Jakub Jelinek  <jakub@redhat.com>
3181
3182         PR c++/35144
3183         * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
3184         non-compatible pointers.
3185         (generate_element_copy): If SRC and DST are RECORD_TYPEs with
3186         different FIELD_DECLs, try harder by comparing field offsets, sizes
3187         and types.
3188
3189         PR inline-asm/35160
3190         * function.c (match_asm_constraints_1): Don't replace the same input
3191         multiple times.
3192
3193 2008-02-12  Anatoly Sokolov <aesok@post.ru>
3194
3195         * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
3196         * config/avr/avr.c (expand_prologue): Save RAMPZ register.
3197         (expand_epilogue): Restore RAMPZ register.
3198         * config/avr/avr.md (RAMPZ_ADDR): New constant.
3199
3200 2008-02-11  Kai Tietz  <kai.tietz@onevision.com>
3201
3202         * config/i386/cygwin.asm: (__alloca): Correct calling
3203         convention and alignment.
3204         (__chkstk): Force 8 byte stack alignment.
3205
3206 2008-02-11  Uros Bizjak  <ubizjak@gmail.com>
3207             Richard Guenther  <rguenther@suse.de>
3208
3209         PR tree-optimization/33992
3210         * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
3211         the zero we compare against.
3212
3213 2008-02-10  Danny Smith  <dannysmith@users.sourceforge.net>
3214
3215         PR libfortran/35063
3216         * gthr-win32.h (__gthread_mutex_destroy_function): New function
3217         to CloseHandle after unlocking to prevent accumulation of handle
3218         count.
3219
3220 2008-02-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3221
3222         PR middle_end/34150
3223         * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
3224         pic_label_operand source.  Similarly, add a REG_LABEL_OPERAND note
3225         and update LABEL_NUSES during and after reload.
3226
3227 2008-02-08  Steven Bosscher  <stevenb.gcc@gmail.com>
3228
3229         PR middle-end/34627
3230         * combine.c (simplify_if_then_else): Make sure the comparison is
3231         against const0_rtx when simplifying to (abs x) or (neg (abs X)).
3232
3233 2008-02-08  Richard Sandiford  <rsandifo@nildram.co.uk>
3234
3235         PR bootstrap/35051
3236         * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
3237         (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
3238         * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
3239         (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
3240         * tree.h (get_type_static_bounds): Likewise.
3241
3242 2008-02-08  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
3243
3244         * doc/invoke.texi (Option Summary, C++ Dialect Options)
3245         (Objective-C and Objective-C++ Dialect Options, Warning Options):
3246         Make -Wfoo language annotations match what the compiler outputs.
3247
3248 2008-02-08  Sa Liu  <saliu@de.ibm.com>
3249
3250         * config/spu/spu-builtins.def: Fixed wrong parameter type in spu 
3251         intrinsics spu_convts, spu_convtu, spu_convtf.
3252         * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
3253
3254 2008-02-08  Hans-Peter Nilsson  <hp@axis.com>
3255
3256         * doc/extend.texi (Function Attributes) <noinline>: Mention
3257         asm ("") as method to keep calls.
3258
3259 2008-02-07  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
3260
3261         PR other/32754
3262         * doc/options.texi (Options): Replace references to opts.sh with
3263         optc-gen.awk.
3264         * opts-common.c: Likewise.
3265         * optc-gen.awk: Likewise.
3266         
3267 2008-02-07  Andreas Krebbel  <krebbel1@de.ibm.com>
3268
3269         * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
3270
3271 2008-02-07  Richard Henderson  <rth@redhat.com>
3272
3273         PR rtl-opt/33410
3274         * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
3275         EXPR_LIST for the REG_EQUAL instead of a comparison with a 
3276         funny mode.
3277
3278 2008-02-07  Uros Bizjak  <ubizjak@gmail.com>
3279
3280         PR tree-optimization/35085
3281         * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
3282         for operand entry oe2 in addition to operand entry oe3 in order to
3283         expose more opportunities for vectorizer sum reduction.
3284
3285 2008-02-06  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3286
3287         PR other/35107
3288         * Makefile.in (LIBS): Remove $(GMPLIBS).
3289         (cc1-dummy, cc1): Add $(GMPLIBS).
3290
3291 2008-02-06  Jan Hubicka  <jh@suse.cz>
3292
3293         PR target/23322
3294         * i386.md (moddf_integer): Do not produce partial memory stalls for
3295         targets where it hurts.
3296
3297 2008-02-06  Uros Bizjak  <ubizjak@gmail.com>
3298
3299         PR target/35083
3300         * optabs.c (expand_float): Do not check for decimal modes when
3301         expanding unsigned integer through signed conversion.
3302
3303 2008-02-06  Nick Clifton  <nickc@redhat.com>
3304
3305         * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
3306         inside the clobber with a match_operand and duplicated operand
3307         number in the constraint.
3308         (ineqbranchsi): Delete redundant comment.
3309
3310 2008-02-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
3311
3312         * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add 
3313         builtin_define ("__USE_INIT_FINI__").
3314         * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
3315         -msx multilibs.
3316         * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
3317
3318 2008-02-06  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
3319
3320         PR documentation/30330
3321         * doc/invoke.texi (C++ Dialect Options)
3322         (Objective-C and Objective-C++ Dialect Options, Warning Options):
3323         For each warning option -Wfoo that allows -Wno-foo, ensure both
3324         -Wfoo and -Wno-foo are listed in the option index.  Fix index
3325         entry of -Wswitch-default, index -Wnormalized= including the
3326         `=', and -Wlarger-than-@var{len} including @var{len}.
3327
3328 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
3329
3330         * config/i386/i386.md (floatunssisf2): Use
3331         ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
3332         (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
3333         Macroize expander using MODEF mode iterator.
3334
3335 2008-02-05  Diego Novillo  <dnovillo@google.com>
3336
3337         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
3338
3339         PR 33738
3340         * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
3341
3342 2008-02-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3343
3344         PR other/35070
3345         * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
3346
3347 2008-02-05  H.J. Lu  <hongjiu.lu@intel.com>
3348
3349         PR target/35084
3350         * config/i386/i386.c (ix86_function_sseregparm): Add an arg
3351         to indicate if a message should be generated.
3352         (init_cumulative_args): Updated.
3353         (function_value_32): Likewise.
3354
3355 2008-02-05  Joseph Myers  <joseph@codesourcery.com>
3356
3357         * doc/include/texinfo.tex: Update to version 2008-02-04.16.
3358
3359 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
3360
3361         PR target/35083
3362         * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
3363         Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
3364
3365 2008-02-04  Diego Novillo  <dnovillo@google.com>
3366
3367         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
3368
3369         PR 33738
3370         * tree-vrp.c (vrp_evaluate_conditional): With
3371         -Wtype-limits, emit a warning when comparing against a
3372         constant outside the natural range of OP0's type.
3373
3374 2008-02-04  Richard Guenther  <rguenther@suse.de>
3375
3376         PR middle-end/33631
3377         * expr.c (count_type_elements): Give for unions instead of
3378         guessing.
3379
3380 2008-02-04  Richard Guenther  <rguenther@suse.de>
3381
3382         PR middle-end/35043
3383         * gimplify.c (gimplify_init_ctor_eval): Convert array indices
3384         to TYPE_DOMAINs base type instead of using bitsizetype here.
3385
3386 2008-02-03  Jason Merrill  <jason@redhat.com>
3387
3388         * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
3389
3390 2008-02-04  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
3391
3392         PR other/29972
3393         * doc/invoke.texi (C++ Dialect Options, Optimize Options)
3394         (HPPA Options, i386 and x86-64 Options, IA-64 Options)
3395         (RS/6000 and PowerPC Options): Fix typos and markup.
3396         * doc/passes.texi (Tree-SSA passes): Likewise.
3397
3398 2008-02-02  Michael Matz  <matz@suse.de>
3399
3400         PR target/35045
3401         * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
3402         from record_last_reg_set_info.
3403         (record_last_reg_set_info): Take an RTX argument, iterate over all
3404         constituent hardregs.
3405         (record_last_set_info, record_opr_changes): Change calls to
3406         new signature or to record_last_reg_set_info_regno.
3407
3408 2008-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
3409
3410         * doc/extend.texi (X86 Built-in Functions): Fix grammar.
3411
3412 2008-02-01  Hans-Peter Nilsson  <hp@axis.com>
3413
3414         PR rtl-optimization/34773
3415         * reg-notes.def (EQUAL): Mention significance of combination of
3416         REG_EQUAL and REG_RETVAL.
3417         * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
3418         insn that has a REG_RETVAL.
3419
3420 2008-02-01  Roger Sayle  <roger@eyesopen.com>
3421
3422         PR bootstrap/33781
3423         * configure.ac (--enable-fixed-point): Disable unless explicitly
3424         requested on IRIX.
3425         * configure: Regenerate.
3426
3427 2008-02-01  Richard Guenther  <rguenther@suse.de>
3428
3429         PR other/35042
3430         * invoke.texi (-finline-limit): Remove no longer true parts
3431         of the documentation.  Note that there is no default value.
3432
3433 2008-02-01  Andrew Pinski  <pinskia@gmail.com>