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