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1 2007-01-12  Nathan Sidwell  <nathan@codesourcery.com>
2             Richard Sandiford  <richard@codesourcery.com>
3             Julian Brown  <julian@codesourcery.com>
4
5         * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
6         (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
7         to the configuration's default CPU.
8         (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
9         Remove default masks.
10         (m680[012]0-*-*): Set the default with_cpu to the first part of
11         the target name.
12         (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
13         (m68k*-*-linux): Extend the --with-cpu handling to...
14         (m680[012]0-*-*, m68k*-*-*): ...these configurations.  Allow m68000
15         and m68010.  Don't set target_cpu_default2.
16         * doc/install.texi: Document --with-cpu for m68k.
17         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
18         * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
19         (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
20         (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
21         (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
22         (ASM_SPEC): Remove use of %(asm_cpu_default).
23         (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
24         * config/m68k/linux.h (TARGET_DEFAULT): Delete.
25         (CPP_SPEC): Merge definitions.  Do not handle __HAVE_68881__ here.
26         * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
27         __HAVE_FPU__ if TARGET_HARD_FLOAT.
28         (TARGET_DEFAULT): Delete.
29         (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
30         cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
31         (CPP_CPU_SPEC): Delete.
32         (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
33         the appropriate string.
34         (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
35         (CPP_SPEC): Define to NETBSD_CPP_SPEC.
36         (ASM_SPEC): Don't use %(asm_default_spec).
37         * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
38         TARGET_DEFAULT and add MASK_68881.
39         * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
40
41 2007-01-12  Richard Sandiford  <richard@codesourcery.com>
42
43         * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
44         (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
45         MASK_68010 alongside MASK_68020.
46         * doc/invoke.texi: Document -m68010.
47         * config/m68k/m68k.opt (m68010): New.
48         * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
49         if TUNE_68010.
50         (TUNE_68010): New macro.
51         * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
52         (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
53         (M68K_CPU_m68332): Add MASK_68010.
54         * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
55         fallback definition.
56         * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
57         defines.
58         * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
59         (m68k_handle_option): Handle OPT_m68010.  Add MASK_68010
60         to all entries that use MASK_68020.
61         (output_move_simode_const, output_move_himode, output_move_qimode)
62         (output_move_stricthi, output_move_strictqi): Use TARGET_68010
63         instead of TARGET_68020 to select clr behavior.  Remove comment
64         about there being no TARGET_68010.
65         * config/m68k/m68k.md: Likewise throughout.
66
67 2007-01-12  Julian Brown  <julian@codesourcery.com>
68
69         * config/m68k/m68k.h (TARGET_ISAB): New macro.
70         * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
71         * config/m68k/m68k.md: Likewise.
72
73 2007-01-12  Julian Brown  <julian@codesourcery.com>
74
75         * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
76         TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
77
78 2007-01-12  Julian Brown  <julian@codesourcery.com>
79
80         * config/m68k/m68k.h (TUNE_68040_60): New macro.
81         * config/m68k/m68k.c (standard_68881_constant_p): Use it.
82         * config/m68k/m68k.md: Likewise.
83
84 2007-01-12  Julian Brown  <julian@codesourcery.com>
85             Richard Sandiford  <richard@codesourcery.com>
86
87         * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
88         instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
89         TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
90         TARGET_CPU32.
91         (TARGET_CPU32): Rename to...
92         (TUNE_CPU32): ...this.
93         (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
94         (TUNE_CFV2): New macros.
95         * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
96         remove conditions that are implied by TARGET_68020.
97         * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
98         instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
99         (m68k_output_function_epilogue): Likewise.
100         (m68k_rtx_costs): Likewise.  Use TUNE_68060 instead of TARGET_68060
101         and TUNE_CFV2 instead of TARGET_5200.  Use TUNE_68000_10 instead of
102         "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
103         non-68000 timings.  Refactor multiplication and division costs.
104         (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
105         TUNE_CPU32 instead of TARGET_CPU32.
106         (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
107         and TUNE_68060 instead of TARGET_68060.
108         * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
109         TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
110         TARGET_CPU32.
111         (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
112         && !TARGET_COLDFIRE" to choose between moveq and clr.
113         Likewise in the unnamed movsf pattern.
114         (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
115         "!TARGET_68020 && !TARGET_COLDFIRE".  Likewise the unnamed
116         ashiftrt pattern.
117
118 2007-01-12  Richard Sandiford  <richard@codesourcery.com>
119
120         * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
121         of tabbing before backslashes.
122
123 2007-01-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
124
125         * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
126         * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
127         (ASM_OUTPUT_INTERNAL_LABEL): Define.
128
129 2007-01-11  Zdenek Dvorak <dvorakz@suse.cz>
130
131         * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
132         find_interesting_uses_cond.
133         (find_interesting_uses_cond): Use extract_cond_operands.
134         (rewrite_use_compare): Use extract_cond_operands and
135         force_gimple_operand_bsi.  Do not call update_stmt.
136         (determine_use_iv_cost_condition): Use extract_cond_operands.
137         Return cheaper of using original bound and changing the exit bound.
138
139 2007-01-11  Zdenek Dvorak <dvorakz@suse.cz>
140
141         PR tree-optimization/29516
142         * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
143         most_expensive_mult_to_index, addr_to_parts,
144         create_mem_ref, maybe_fold_tmr): Make the type of
145         fields of TARGET_MEM_REF sizetype.
146         (move_fixed_address_to_symbol, move_pointer_to_base):
147         New functions.
148         * tree.def (TARGET_MEM_REF): Add comment on types of
149         the operands.
150
151 2007-01-11  Joseph Myers  <joseph@codesourcery.com>
152
153         * c-common.c (vector_types_convertible_p): Treat opaque types as
154         always convertible if they have the same size, but not otherwise.
155
156 2007-01-11  Steven Bosscher  <steven@gcc.gnu.org>
157
158         * ifcvt.c (struct noce_if_info): Add comments to the fields.
159         Remove the b_unconditional field.
160         (noce_try_sign_mask): Do not look at b_unconditional.
161         (noce_process_if_block): Do not use merge_if_blocks.  Update
162         the CFG here.  Do not set b_unconditional.
163         (cond_move_process_if_block): Likewise.
164         (find_cond_trap): Likewise.
165         (check_cond_move_block): Require simple jump insns at the end
166         of the basic block.
167
168 2007-01-11  Jan Hubicka  <jh@suse.cz>
169
170         PR tree-optimization/1046
171         * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
172         when alias info is not ready.
173         (pass_tail_recursion): Do not require aliasing.
174         * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
175         * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
176         * tree-ssa-copy.c (pass_copy_prop): Likewise.
177         * tree-ssa-forwprop.c (pass_forwprop): Likewise.
178         * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
179         * passes.c (init_optimization_passes): Execute rename_ssa_copies,
180         ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
181         before inlining.
182         * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
183         When aliasing is not build, mark statement as volatile.
184
185 2007-01-11  Tom Tromey  <tromey@redhat.com>
186
187         PR preprocessor/15185, PR preprocessor/20989:
188         * doc/cppopts.texi <-MT>: Update description of algorithm for
189         computing default target.
190         <-M, -MD>: Reword "basename" text.
191
192 2007-01-11  Roger Sayle  <roger@eyesopen.com>
193
194         * builtins.c (expand_builtin_pow, expand_builtin_powi,
195         fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
196         fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
197         fold_builtin_int_int_roundingfn, fold_builtin_bitop,
198         fold_builtin_bswap, real_constp, fold_builtin_pow,
199         fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
200         do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
201         uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
202         * convert.c (convert_to_pointer): Likewise.
203         * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
204         * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
205         const_binop, fold_convert_const_int_from_int,
206         fold_convert_const_int_from_real,
207         fold_convert_const_real_from_real, sign_bit_p,
208         optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
209         fold_sign_changed_comparison, fold_unary, fold_comparison,
210         fold_binary, multiple_of_p, tree_Expr_non_zero_p,
211         fold_negate_const, fold_abs_const, fold_not_const): Likewise.
212         * print-tree.c (print_node_brief, print_node): Likewise.
213         * stor-layout.c (place_field, layout_type): Likewise.
214         * tree-chrec.c (keep_cast): Likewise.
215         * tree.c (build_vector, build_real, build_real_from_int_cst,
216         build_complex): Likewise.
217
218 2007-01-11  Roger Sayle  <roger@eyesopen.com>
219
220         * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete.  For the time being,
221         treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
222
223 2007-01-11  Paolo Bonzini  <bonzini@gnu.org>
224
225         * configure.ac (strict1_warn): Rename to strict_warn.
226         (WERROR, --enable-werror, symlink hacks, stage1_cflags,
227         cc_set_by_configure, quoted_cc_set_by_configure,
228         stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
229         all_boot_languages, all_stagestuff): Remove.
230         (target_list): Remove bootstrap targets.
231         * Makefile.in (quickstrap): Unconditionally make a synonym of all.
232         (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
233         REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
234         SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
235         VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
236         STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
237         stage1_copy, stage2_build, stage2_copy, stageprofile_build,
238         stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
239         stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
240         bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
241         bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
242         unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
243         restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
244         cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
245         *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
246         stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
247         stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
248         risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
249         (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
250         (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
251         (mostlyclean): Adjust.
252         (clean, distclean): Don't mention bootstrap stuff.
253         * configure: Regenerate.
254         * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
255         java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
256         treelang/config-lang.in (stagestuff): Remove.
257         * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
258         stageprofile, stagefeedback, stagestuff): Remove mention.
259
260 2007-01-11  Nick Clifton  <nickc@redhat.com>
261
262         * config/mcore/predicates.md (mcore_general_movesrc_operand):
263         Accept CONSTs.
264         (mcore_general_movdst_operand): Do not accept CONST_INTs.
265         (mcore_arith_K_S_operand): Run the test for the S constraint not
266         the test for the M constraint.
267         (mcore_addsub_operand): Do not accept integer values that are
268         larger than 32 bits.
269         * config/mcore/mcore.md: Remove unused constraints from split.
270         (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
271         (addsi3): Likewise.
272         (allocate_stack): Likewise.
273         * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
274         operands to 32 bits.
275         (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
276         INTVAL.
277         (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
278         mcore_const_ok_for_inline, mcore_const_trick_uses_not,
279         try_constant_tricks, mcore_num_ones, mcore_num_zeros,
280         mcore_output_bclri, mcore_output_andn, output_inline_const,
281         mcore_output_move, mcore_output_movedouble): Likewise.
282         (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
283         (output_inline_const): Likewise.
284         (output_inline_const): Fix format strings used in sprintf
285         statements.
286         * config/mcore/mcore-protos.h: Update prototypes for changed
287         functions in mcore.c.
288         * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
289         HOST_WIDE_INT and not int.
290         (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
291         CONST_OK_FOR_N): Likewise.
292         (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
293         (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
294         an INTVAL.
295
296 2007-01-10  Jan Hubicka  <jh@suse.cz>
297
298         * tree-vrp.c (remove_range_assertions): Release defs.
299         * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
300         * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
301
302 2007-01-10  Paul Brook  <paul@codesourcery.com>
303
304         * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
305         * config/arm/arm.md (mulsi3subsi): New insn.
306
307 2007-01-10  Zdenek Dvorak <dvorakz@suse.cz>
308
309         * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
310         (tree_transform_and_unroll_loop): New.
311         * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
312         Declare.
313
314 2007-01-10  Robert Kennedy <jimbob@google.com>
315
316         * fold-const.c (fold_comparison): Fold comparisons like (x *
317         1000 < 0) to (x < 0).
318
319 2007-01-10  Ian Lance Taylor  <iant@google.com>
320
321         * tree-pretty-print.c (dump_generic_node): Print parentheses when
322         operands have the same priority.
323
324 2007-01-10  Tom Tromey  <tromey@redhat.com>
325
326         * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
327         (fold_binary): Likewise.
328         * langhooks.c (lhd_can_use_bit_fields_p): Removed.
329         * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
330         (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
331         (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
332         * langhooks.h (struct lang_hooks): Removed field
333         'can_use_bit_fields_p'.
334
335 2007-01-10  Ralf Cors├ępius <ralf.corsepius@rtems.org>
336
337         * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
338
339 2007-01-10  Razya Ladelsky  <razya@il.ibm.com>
340
341         * function.c (get_last_funcdef_no): New function.
342         * function.h (get_last_funcdef_no): Declare. 
343         * tree-inline.c (initialize_cfun): Add initialization.
344         (tree_function_versioning): Cleanup.
345         
346 2007-01-10  Jan Hubicka  <jh@suse.cz>
347
348         * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
349         PHIs.
350
351 2007-01-10  Sa Liu  <saliu@de.ibm.com>
352             Ben Elliston  <bje@au.ibm.com>
353
354         * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
355         for SAVE_NONLOCAL and Pmode for any other save level.
356         * spu-protos.h (spu_restore_stack_block): Declare.
357         * spu.md (save_stack_block): Remove.
358         (restore_stack_block): Call spu_restore_stack_block.
359         * spu.c (spu_restore_stack_block): New function.
360         (spu_expand_epilogue): Remove old comment.
361
362 2007-01-09  Zdenek Dvorak <dvorakz@suse.cz>
363
364         PR tree-optimization/30322
365         * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
366         (cand_value_at): Return the value as aff_tree.
367         (may_eliminate_iv): Convert the bound from aff_tree to tree.
368         * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
369         aff_combination_mult): New functions.
370         (aff_combination_add): Use aff_combination_add_cst.
371         (aff_combination_convert): Allow conversions to a wider type.
372         (tree_to_aff_combination): Handle BIT_NOT_EXPR.
373         * tree-affine.h (aff_combination_mult): Declare.
374
375 2007-01-09  Carlos O'Donell  <carlos@codesourcery.com>
376
377         * doc/tm.texi: Update documentation to reflect reality of exec
378         and start file search behaviours. Update copyright year.
379         * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
380         header file directories.
381
382 2007-01-09  Uros Bizjak  <ubizjak@gmail.com>
383
384         * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
385         (*cosxf2): Rename to cosxf2_i387.
386
387         (*sindf2, *sinsf2): Extend operand 1 to XFmode.  Macroize patterns
388         using X87MODEF12 mode macro. Rename patterns to
389         *sin_extend<mode>xf2_i387.  Use SSE_FLOAT_MODE_P to disable patterns
390         for SSE math.
391         (*cosdf2, *cossf2): Ditto.
392         (sincosdf3, sincossf3): Ditto.  Rewrite corresponding splitters
393         to match extended input operands.
394
395         (sincos<mode>3): New expander.
396
397         (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
398         insn patterns and corresponding splitters.
399
400 2007-01-09  Kaz Kojima  <kkojima@gcc.gnu.org>
401
402         * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
403         (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
404
405 2007-01-09  Nicolas Pitre  <nico@cam.org>
406
407         PR target/30173
408         * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
409
410 2007-01-08  Geoffrey Keating  <geoffk@apple.com>
411
412         * target.h (struct gcc_target): New field library_rtti_comdat.
413         * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
414         (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
415         * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
416         * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
417
418 2007-01-08  Geoffrey Keating  <geoffk@apple.com>
419
420         * doc/invoke.texi (Optimize Options): Correct description of -O0.
421
422 2007-01-08  Richard Guenther  <rguenther@suse.de>
423
424         * tree.h (force_fit_type_double): Export.
425         (force_fit_type): Remove.
426         * fold-const.c (force_fit_type_double): New function.
427         (force_fit_type): Remove.
428         (int_const_binop): Use it.
429         (fold_convert_const_int_from_int): Likewise.
430         (fold_convert_const_int_from_real): Likewise.
431         (fold_div_compare): Likewise.
432         (fold_sign_changed_comparison): Likewise.
433         (fold_unary): Likewise.
434         (fold_negate_const): Likewise.
435         (fold_abs_const): Likewise. 
436         (fold_not_const): Likewise.
437         * c-common.c (shorten_compare): Use force_fit_type_double.
438         * convert.c (convert_to_pointer): Likewise.
439
440 2007-01-08  Richard Guenther  <rguenther@suse.de>
441
442         * tree.h (build_int_cst_wide_type): Export.
443         * tree.c (build_int_cst_wide_type): New function.
444         (build_int_cst_wide): Fix comment.
445         * builtins.c (fold_builtin_object_size): Use build_int_cst
446         to build -1 or 0 of the correct type.  Use fit_double_type
447         to check for overflow.
448         * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
449         to build the mask.
450         (decode_field_reference): Likewise.
451         (all_ones_mask_p): Likewise.
452         (native_interpret_int): Use build_int_cst_wide_type.
453         (fold_binary): Use build_int_cst_type to build an all-ones
454         value.
455         * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
456
457 2007-01-08  Daniel Jacobowitz  <dan@codesourcery.com>
458
459         * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
460
461 2007-01-09  Ben Elliston  <bje@au.ibm.com>
462
463         * genautomata.c (STATS_OPTION): New option.
464         (stats_flag): New flag.
465         (gen_automata_option): Handle it.
466         (initiate_automaton_gen): Ditto.
467         (write_automata): Output statistics only if stats_flag is
468         set. Likewise, output time statistics only if time_flag is set.
469         * doc/md.texi (Processor pipeline description): Document new flag.
470
471 2007-01-08  Richard Guenther  <rguenther@suse.de>
472
473         * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
474         * tree.c (build_int_cst_type): Likewise.
475         (size_in_bytes): Don't call force_fit_type on the result.
476         (int_fits_type_p): Use fit_double_type.
477         * fold-const.c (fit_double_type): New function.
478         (force_fit_type): Use it.
479         * tree.h (fit_double_type): Export.
480
481 2007-01-08  Jan Hubicka  <jh@suse.cz>
482
483         * tree-vectorizer.c (gate_increase_alignment): Fix return type.
484         * ipa.c (function_and_variable_visibility): Fix return type.
485
486 2007-01-08  Richard Guenther  <rguenther@suse.de>
487
488         * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
489         of offset to build the index.
490         * tree-pretty-print.c (dump_generic_node): Don't build negated
491         const just for printing.
492         * c-pretty-print.c (pp_c_integer_constant): Likewise.
493         * builtins.c (fold_builtin_int_roundingfn): Check if result
494         fits the type by using force_fit_type and comparing the result.
495         * predict.c (predict_loops): Use compare_tree_int for comparison.
496         * tree.c (build_int_cst): Fall back to integer_type_node for
497         NULL_TREE type.
498         (build_int_cst_wide): Assert type is non-null.
499
500 2007-01-08  Roberto Costa  <roberto.costa@st.com>
501
502         * tree-vrp.c (extract_range_from_cond_expr): New.
503         (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
504         * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
505         as expressions.
506         (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
507         * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
508         tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
509         used as expressions.
510         * tree-object-size.c (cond_expr_object_size): New.
511         (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
512
513 2007-01-08  Jan Hubicka  <jh@suse.cz>
514
515         * tree-ssa-forwprop.c (forward_propagate_into_cond,
516         tree_ssa_forward_propagate_single_use_va): Release defs of propagated
517         statement.
518
519 2007-01-08  Richard Guenther  <rguenther@suse.de>
520
521         PR tree-optimization/23603
522         * tree-vrp.c (set_value_range_to_truthvalue): New function.
523         (extract_range_from_binary): Fall back to truthvalue instead of
524         varying for TRUTH_*_EXPR.
525         (extract_range_from_comparison): Fall back to truthvalue instead of
526         varying.
527         (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
528         if all visited PHI values were constant.
529
530 2007-01-08  Jan Hubicka  <jh@suse.cz>
531
532         * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
533         (cgraph_analyze_function): break out from ...
534         (cgraph_finalize_compilation_unit): ... here.
535         (cgraph_expand_function): Remove forgoten commented out line.
536         (cgraph_optimize): Analyze functions.
537
538 2007-01-08  Jan Hubicka  <jh@suse.cz>
539
540         * tree-pas.h (TODO_remove_function): New flag.
541         (TODO_update*): Renumber.
542         (pass_ipa_increase_alignment,
543         pass_ipa_function_and_variable_visibility): New passes.
544         * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
545         (cgraph_function_and_variable_visibility): Move to ipa.c
546         (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
547         cgraph_increase_alignment.
548         * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
549         (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
550         calling tree-inline.
551         (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
552         (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
553         * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
554         (gate_increase_alignment): New function.
555         (pass_ipa_increase_alignment): New pass.
556         * ipa.c: Inline tree-pass.h and timevar.h
557         (function_and_variable_visibility): Move here from cgraphunit.c
558         * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
559         * passes.c (init_optimization_passes): Add the two new passes.
560         (execute_todo): Handle cgraph_remove_functions.
561
562 2007-01-08  Nick Clifton  <nickc@redhat.com>
563
564         * config/frv/predicates.md (reg_or_0_operand): Accept
565         CONST_DOUBLEs.
566
567 2007-01-08  Ralf Cors├ępius <ralf.corsepius@rtems.org>
568
569         * config/bfin/rtems.h, config/bfin/t-rtems: New.
570         * config.gcc: Add bfin*-rtems*.
571
572 2007-01-08  Mark Shinwell  <shinwell@codesourcery.com>
573
574         * c.opt: Add -flax-vector-conversions.
575         * c-typeck.c (convert_for_assignment): Pass flag to
576         vector_types_convertible_p to allow emission of note.
577         (digest_init): Likewise.
578         * c-opts.c: Handle -flax-vector-conversions.
579         * c-common.c (flag_lax_vector_conversions): New.
580         (vector_types_convertible_p): Unless -flax-vector conversions
581         has been passed, disallow conversions between vectors with
582         differing numbers of subparts and/or element types.  If such
583         a conversion is disallowed, possibly emit a note on the first
584         occasion only to inform the user of -flax-vector-conversions.
585         The new last argument specifies this.
586         * c-common.h (flag_lax_vector_conversions): New.
587         (vector_types_convertible_p): Add extra argument.
588         * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
589         char_type_node for V*QI type vectors.
590         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
591         Update to satisfy new typechecking rules.
592         * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
593         C and C++ variants.
594         * doc/invoke.texi (C Dialect Options): Document
595         -flax-vector-conversions.
596
597 2007-01-08  Mark Shinwell  <shinwell@codesourcery.com>
598
599         PR tree-optimization/29877
600         * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
601         a register variable on the RHS to not be replaceable.
602
603 2007-01-08  Chen Liqin  <liqin@sunnorth.com.cn>
604         * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
605         * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
606         const_simm15, const_pow2, const_npow2): Added.
607         * config/score/misc.md (insv, extv, extzv, movmemsi, 
608         move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
609         * config/score/score.c (score_address_cost, score_select_cc_mode): 
610         Added.
611         Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
612         Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
613         Update score_print_operand.
614         * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
615         Adjust register allocate order and update some macro define.
616         * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
617         mdx_block_move_straight, mdx_block_move_loop_head,
618         mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
619         mdx_block_move): Added.
620         (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
621         mdp_limm): Updated and fix some bug and typo.
622         * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
623         (movsf, movdf, doloop_end): Added.
624
625 2007-01-08  Kazu Hirata  <kazu@codesourcery.com>
626
627         * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
628         config/arm/thumb2.md: Fix comment typos.
629         * doc/extend.texi: Fix a typo.
630
631 2007-01-07  Eric Christopher  <echristo@apple.com>
632
633         * configure.ac: Check for __stack_chk_fail for darwin.
634         * configure: Regenerate.
635
636 2007-01-07  Richard Guenther  <rguenther@suse.de>
637
638         * tree-vrp.c (extract_range_from_assert): CSE calls to
639         compare_values where possible.
640         (extract_range_from_unary_expr): Likewise.
641
642 2007-01-07  Anatoly Sokolov <aesok@post.ru>
643
644         * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
645         * config/avr/avr.c (call_insn_operand): Delete function.
646         * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
647         instead of register number. Use predicates.
648         * config/avr/predicates.md (const0_operand, reg_or_0_operand,
649         call_insn_operand): Add.
650
651 2007-01-06  Jan Hubicka  <jh@suse.cz>
652
653         * tree-pass.h (pass_build_cgraph_edges): Declare.
654         * cgraphunit.c (record_refernece): Move to cgraphbuild.c
655         (visited_nodes): Remove.
656         (cgraph_create_edges): Move to cgraphbuild.c; rename to
657         build_cgrpah_edges; make visited_nodes local.
658         (cgraph_process_new_functions): DO not call initialize_inline_failed.
659         (record_references_in_initializer): Move to cgraphbuild.c
660         (initialize_inline_failed, rebuild_cgraph_edges,
661         pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
662         (verify_cgraph_node): Make visited_nodes local.
663         (cgraph_analyze_function): Do not call cgraph_create_edges and
664         initialize_inline_failed.
665         (cgraph_expand_function): Do not call cgraph_lower_function;
666         assert that function is already lowered.
667         * Makefile.in (cgraphbuild.o): New.
668         * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
669         at the end of lowering passes.
670
671 2007-01-06  Steven Bosscher  <steven@gcc.gnu.org>
672
673         * ifcvt.c (cond_move_convert_if_block): New function, code
674         factored out from...
675         (cond_move_process_if_block): ...here.  Call the new function
676         on the THEN and ELSE blocks.
677         (merge_if_block): Do not copy global_live_at_end, merge_blocks
678         already takes care of this.
679
680 2007-01-05  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
681
682         PR c/19978
683         * tree.h (TREE_OVERFLOW_P): New.
684         * c-typeck.c (parser_build_unary_op): Warn only if result
685         overflowed and operands did not.
686         (parser_build_binary_op): Likewise.
687         (convert_for_assignment): Remove redundant overflow_warning.
688         * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
689
690 2007-01-05  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
691
692         * c-typeck.c (store_init_value): Split over two lines to follow
693         the GNU coding style.
694
695 2007-01-05  Benjamin Kosnik  <bkoz@redhat.com>
696
697         * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
698         __GXX_EXPERIMENTAL_CXX0X__.
699         * doc/cpp.texi: Same.
700
701 2007-01-05  Richard Guenther  <rguenther@suse.de>
702
703         PR middle-end/27826
704         * tree.c (get_narrower): Do not construct COMPONENT_REFs
705         with mismatched types.  Instead explicitly build a
706         conversion NOP_EXPR.
707
708 2007-01-05  Ian Lance Taylor  <iant@google.com>
709
710         * c-common.c (decl_with_nonnull_addr_p): New function.
711         (c_common_truthvalue_conversion): Call it.
712         * c-typeck.c (build_binary_op): Likewise.
713         * c-common.h (decl_with_nonnull_addr_p): Declare.
714
715 2007-01-05  Jakub Jelinek  <jakub@redhat.com>
716
717         PR c/30360
718         * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
719         denom against 0.0.
720
721 2007-01-05  Joel Brobecker  <brobecker@adacore.com>
722
723         * doc/install.texi (Final install): Document the fact that
724         the GNAT runtime should not be stripped.
725
726 2007-01-04  Jan Hubicka  <jh@suse.cz>
727
728         * tree-inline.c (fold_marked_statements): Update operand caches
729         and EH after folding
730
731 2007-01-04  Ian Lance Taylor  <iant@google.com>
732
733         * c-common.c (check_function_nonnull): Whitespace fix.
734
735 2007-01-04  Jan Hubicka  <jh@suse.cz>
736
737         * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
738         comitted older version of patch.
739         (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
740         function, celanup cfg and collect garbage.
741
742 2007-01-04  Mike Stump  <mrs@apple.com>
743
744         * Makefile.in (mostlyclean): Don't remove libgcc anymore.
745         (clean): Likewise.
746
747 2007-01-04  Eric Christopher  <echristo@apple.com>
748
749         * libgcc2.c (__bswapsi2): Use SItype.
750         (__bswapdi2): Use DItype.
751         * libgcc2.h: Update for above.
752
753 2007-01-04  Paul Brook  <paul@codesourcery.com>
754
755         * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
756         mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
757         mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
758         umulsidi3, umulsidi3adddi, smulsi3_highpart,
759         umulsi3_highpart): Make conditional on !arm_arch6.
760         (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
761         mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
762         mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
763         umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
764         umulsi3_highpart_v6): New insns.
765
766 2007-01-04  Roger Sayle  <roger@eyesopen.com>
767
768         * fold-const.c (fold_convert): When casting an expression to void,
769         fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
770         have a type.  Instead of attempting to build a NOP_EXPR, return
771         these "special" trees directly.
772
773 2007-01-04  Joseph Myers  <joseph@codesourcery.com>
774
775         * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
776         MULT inside MINUS as either argument.  Use rs6000_cost->dmul -
777         rs6000_cost->fp not 0 as adjustment for outer NEG.
778
779 2007-01-04  Jan Hubicka  <jh@suse.cz>
780
781         * cgraph.c (cgraph_release_function_body): New function.
782         (cgraph_remove_node): Use it.
783         * cgraph.h (cgraph_release_function_body): Declare.
784         * cgraphunit.c (cgraph_expand_function): Use it.
785         * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
786         * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
787         is initialized and while compilation of other function is running.
788         * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
789         statement CFG annotations from here to ...
790         * tree-cfg.c (delete_tree_cfg_annotations): ... here.
791
792 2007-01-04  Zdenek Dvorak <dvorakz@suse.cz>
793
794         * cfgloop.h (enum li_flags): Make the constants powers of two.
795
796 2007-01-04  Jan Hubicka  <jh@suse.cz>
797
798         * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
799         set.
800         (fold_marked_statements): New function.
801         (optimize_inline_calls, tree_function_versioning): Fold new statements.
802         * tree-inline.h (copy_body_data): Add statements_to_fold.
803
804 2007-01-03  Daniel Jacobowitz  <dan@codesourcery.com>
805
806         * config.gcc: Mention libgcc/config.host.
807         * Makefile.in: Update comments mentioning libgcc.
808         (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
809         (all.cross, start.encap, rest.encap, rest.cross): Update
810         dependencies for libgcc move.
811         (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
812         (clean-target, clean-target-libgcc): Delete.
813         (srcdirify, GCC_EXTRA_PARTS): New macros.
814         (libgcc-support, libgcc.mvars): New rules.
815         (distclean): Remove mention of mklibgcc.
816         (install): Don't reference INSTALL_LIBGCC.
817         (install-common): Don't reference EXTRA_PARTS.
818         (install-libgcc, install-multilib): Delete rules.
819         * mklibgcc.in: Delete file.
820         * doc/configfiles.texi: Don't mention mklibgcc.
821
822         * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
823         * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
824         * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
825         * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
826         (mklibgcc, ldblspecs): Likewise.
827
828         * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
829         (posixpre.def): Use $(T).
830         (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
831         (SHLIB_SRC, SHLIB_INSTALL): Delete.
832         (SHLIB_LINK): Make dummy.
833         * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
834
835         * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
836
837         * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
838         * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
839         config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
840         config/rs6000/t-newas, config/sparc/t-elf: Likewise.
841
842         * configure.ac (all_outputs): Remove mklibgcc.
843         * configure: Regenerated.
844
845 2007-01-03  Josh Conner  <jconner@apple.com>
846
847         PR middle-end/29683
848         * calls.c (compute_argument_addresses): Set stack and stack_slot
849         for partial args, too.
850         (store_one_arg): Use locate.size.constant for the size when
851         generating a save_area.
852
853 2007-01-03  Robert Kennedy <jimbob@google.com>
854
855         * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
856         whose definitions are deleted due to basic block merging.
857
858 2007-01-03  Paul Brook  <paul@codesourcery.com>
859
860         PR target/16634
861         * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
862         functions.
863         (use_return_insn): Return 0 for Thumb interrupt functions.
864         (print_multi_reg): Add rfe argument for IRQ returns.
865         (arm_output_epilogue): Pop interrupt return address directly into PC.
866         (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
867
868 2007-01-03  Paul Brook  <paul@codesourcery.com>
869
870         Merge from sourcerygxx-4_1.
871         * config/arm/thumb2.md: New file.
872         * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
873         Thumb-2.
874         * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
875         * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
876         (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
877         * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
878         tables.
879         (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
880         * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
881         comptibility.
882         * config/arm/ieee754-sf.S: Ditto.
883         * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
884         (thumb1_base_register_rtx_p): ... to this.
885         (thumb_index_register_rtx_p): Rename...
886         (thumb1_index_register_rtx_p): ... to this.
887         (thumb_output_function_prologue): Rename...
888         (thumb1_output_function_prologue): ... to this.
889         (thumb_legitimate_address_p): Rename...
890         (thumb1_legitimate_address_p): ... to this.
891         (thumb_rtx_costs): Rename...
892         (thumb1_rtx_costs): ... to this.
893         (thumb_compute_save_reg_mask): Rename...
894         (thumb1_compute_save_reg_mask): ... to this.
895         (thumb_final_prescan_insn): Rename...
896         (thumb1_final_prescan_insn): ... to this.
897         (thumb_expand_epilogue): Rename...
898         (thumb1_expand_epilogue): ... to this.
899         (arm_unwind_emit_stm): Rename...
900         (arm_unwind_emit_sequence): ... to this.
901         (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
902         thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
903         thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
904         arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
905         thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
906         thumb2_output_casesi): New functions.
907         (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
908         (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
909         FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
910         THUMB2_WORK_REGS): Define.
911         (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
912         arm_condexec_mask, arm_condexec_masklen)): New variables.
913         (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
914         (arm_override_options): Check new CPU capabilities.
915         Set new architecture flag variables.
916         (arm_isr_value): Handle v7m interrupt functions.
917         (user_return_insn): Return 0 for v7m interrupt functions.  Handle
918         Thumb-2.
919         (const_ok_for_arm): Handle Thumb-2 constants.
920         (arm_gen_constant): Ditto.  Use movw when available.
921         (arm_function_ok_for_sibcall): Return false for v7m interrupt
922         functions.
923         (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
924         (thumb_find_work_register, arm_load_pic_register,
925         legitimize_tls_address, arm_address_cost, load_multiple_sequence,
926         emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
927         print_multi_reg, output_mov_long_double_fpa_from_arm,
928         output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
929         output_mov_double_fpa_from_arm, output_move_double,
930         arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
931         output_return_instruction, arm_output_function_prologue,
932         arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
933         arm_output_mi_thunk, thumb_set_return_address): Ditto.
934         (arm_expand_prologue): Handle Thumb-2.  Use arm_save_coproc_regs.
935         (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
936         (arithmetic_instr, shift_op): Use arm_shift_nmem.
937         (arm_print_operand): Use arm_print_condition.  Handle '(', ')', '.',
938         '!' and 'L'.
939         (arm_final_prescan_insn): Use extract_constrain_insn_cached.
940         (thumb_expand_prologue): Use thumb_set_frame_pointer.
941         (arm_file_start): Output directive for unified syntax.
942         (arm_unwind_emit_set): Handle stack alignment instruction.
943         * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
944         Add v6t2, v7, v7a, v7r and v7m.
945         (RETLDM): Add Thumb-2 code.
946         (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
947         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
948         (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
949         TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
950         THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
951         ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
952         THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
953         CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
954         ADJUST_INSN_LENGTH): Define.
955         (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
956         STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
957         BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
958         PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
959         SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
960         TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
961         HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
962         HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
963         REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
964         REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
965         LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
966         GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
967         ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
968         FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
969         PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
970         (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
971         * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
972         cortex-m3.
973         * config/arm/arm-tune.md: Regenerate.
974         * config/arm/arm-protos.h: Update prototypes.
975         * config/arm/vfp.md: Enable patterns for Thumb-2.
976         (arm_movsi_vfp): Add movw alternative.  Use output_move_vfp.
977         (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
978         (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
979         thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
980         * config/arm/libunwind.S: Add Thumb-2 code.
981         * config/arm/constraints.md: Update include Thumb-2.
982         * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
983         * config/arm/ieee754-df.S: Ditto.
984         * config/arm/bpabi.S: Ditto.
985         * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
986         * config/arm/predicates.md (low_register_operand,
987         low_reg_or_int_operand, thumb_16bit_operator): New.
988         (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
989         (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
990         * config/arm/t-arm-elf: Add armv7 multilib.
991         * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
992         Include thumb2.md.
993         (UNSPEC_STACK_ALIGN, ce_count): New.
994         (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
995         arm_zero_extendsidi2, arm_zero_extendqidi2): New
996         insns/expanders.
997         * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
998         (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
999         thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
1000         * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
1001         (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
1002         thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
1003         insns.
1004         * doc/extend.texi: Document ARMv7-M interrupt functions.
1005         * doc/invoke.texi: Document Thumb-2 new cores+architectures.
1006
1007 2007-01-03  Jakub Jelinek  <jakub@redhat.com>
1008
1009         * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
1010         (struct _Unwind_Context): Rename args_size to flags, remove
1011         signal_frame field, add a new args_size field and version field.
1012         (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
1013         _Unwind_IsExtendedContext): New inline functions.
1014         (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
1015         Assume by_value array is only present if _Unwind_IsExtendedContext.
1016         (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
1017         _Unwind_IsSignalFrame.
1018         (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
1019         (uw_update_context_1): Use _Unwind_SetSignalFrame.
1020         (uw_init_context_1): Initialize context->flags to
1021         EXTENDED_CONTEXT_BIT.
1022         * config/rs6000/linux-unwind.h (frob_update_context): Use
1023         _Unwind_SetSignalFrame.
1024
1025 2007-01-03  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1026
1027         PR middle-end/30353
1028         * gimplify.c (gimplify_modify_expr_complex_part): Move below
1029         tree_to_gimple_tuple.  Call tree_to_gimple_tuple when we need
1030         the value.
1031
1032 2007-01-03  Kazu Hirata  <kazu@codesourcery.com>
1033
1034         * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
1035         REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
1036         RET, AT_SP): Remove.
1037         * config/i386/i386.md (*sse_prologue_save_insn): Use return
1038         instead of RET.
1039
1040         * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
1041         * cfgbuild.c (find_basic_blocks): Likewise.
1042         * cfgrtl.c (rtl_create_basic_block): Likewise.
1043         * function.c (temp_slots_at_level): Likewise.
1044         * reg-stack.c (stack_regs_mentioned): Likewise.
1045         * regclass.c (allocate_reg_info): Likewise.
1046         * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
1047         set_bb_for_stmt, move_block_to_fn): Likewise.
1048         * tree-complex.c (tree_lower_complex): Likewise.
1049         * vec.h (VEC_safe_grow_cleared): New.
1050
1051         * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
1052
1053 2007-01-03  Zdenek Dvorak <dvorakz@suse.cz>
1054
1055         * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
1056         * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
1057         to loop_version.
1058         * cfgloopmanip.c (scale_loop_frequencies): Export.
1059         (loopify): Scale the frequencies by prescribed coefficients.
1060         (set_zero_probability): New function.
1061         (duplicate_loop_to_header_edge): Improve updating of frequencies.
1062         (lv_adjust_loop_entry_edge, loop_version): Set probabilities
1063         and frequencies according to arguments.
1064         * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
1065         correctly.
1066         * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
1067         * modulo-sched.c (sms_schedule): Set probabilities for entering
1068         versioned loop correctly.
1069         * tree-vect-transform.c (vect_transform_loop): Ditto.
1070         * cfgloop.h (loopify, loop_version): Declaration changed.
1071         (scale_loop_frequencies): Declared.
1072
1073 2007-01-02  Jan Hubicka  <jh@suse.cz>
1074
1075         * cgraph.c: Include tree-flow.h
1076         (cgraph_add_new-function): Handle IPA_SSA mode; execute
1077         early_local_passes.
1078         * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
1079         * tree-pass.h (pass_all_early_optimizations): Declare.
1080         * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
1081         early_local_passes.
1082         (cgraph_analyze_function): Do early_local_passes.
1083         * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
1084         Do not add referenced vars.
1085         * tree-optimize.c (gate_all_optimizations): Do not execute when not in
1086         SSA form.
1087         (gate_all_early_local_passes): New gate.
1088         (pass_early_local_passes): Use new gate.
1089         (execute_early_local_optimizations): New functions.
1090         (gate_all_early_optimizations): New gate.
1091         (pass_all_early_optimizations): New pass.
1092         (execute_free_datastructures): Free SSA only when initialized.
1093         (gate_init_datastructures): Init only when optimizing.
1094         (tree_lowering_passes): Do early local passes when called late.
1095         * tree-profile.c (do_tree_profiling): Don't profile functions added
1096         late.
1097         (do_early_tree_profiling, pass_early_tree_profile): Kill.
1098         * tree-cfg.c (update_modified_stmts): Do not update when operands are
1099         not active.
1100         * passes.c (init_optimizations_passes): Reorder so we go into SSA
1101         during early_local_passes.
1102         * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
1103
1104
1105 2007-01-02  Carlos O'Donell  <carlos@codesourcery.com>
1106
1107         * Makefile.in: Update copyright year.
1108
1109 2007-01-02  Carlos O'Donell  <carlos@codesourcery.com>
1110
1111         * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
1112         in $(lang_checks) and check-consistency targets.
1113
1114 2007-01-02  Jan Hubicka  <jh@suse.cz>
1115
1116         * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
1117         Do not add referenced vars.
1118         * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
1119         are not active.
1120         * passes.c (init_optimization_passes): Put mudflap_2 after
1121         free_datastructures.
1122
1123 2007-01-02  Jan Hubicka  <jh@suse.cz>
1124
1125         * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
1126         Set NOTHROW flag on call statements proved to be nothrow.
1127         Update statement of local calls so new pure/const functions are
1128         updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
1129         goto receivers.
1130         (tree_rest_of_compilation): Register hooks and initialize bitmap
1131         early. Do not set after_inlining flag.
1132
1133 2007-01-02  Steve Ellcey  <sje@cup.hp.com>
1134
1135         * sbitmap.c (HOST_BITS_PER_LONG_LONG):  Change to
1136         HOST_BITS_PER_LONGLONG
1137
1138 2007-01-02  Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1139
1140         PR c/19977
1141         * c-typeck.c (store_init_value): Don't emit pedantic overflow
1142         warning for non-static initializers.
1143
1144 2007-01-02  Steven Bosscher  <steven@gcc.gnu.org>
1145
1146         * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
1147         m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
1148         rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
1149         Always use set_unique_reg_note to add REG_EQUAL notes.
1150
1151 2007-01-02  Kazu Hirata  <kazu@codesourcery.com>
1152
1153         Revert:
1154         2007-01-02  Kazu Hirata  <kazu@codesourcery.com>
1155
1156         * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
1157         * cfgbuild.c (find_basic_blocks): Likewise.
1158         * cfgrtl.c (rtl_create_basic_block): Likewise.
1159         * function.c (temp_slots_at_level): Likewise.
1160         * reg-stack.c (stack_regs_mentioned): Likewise.
1161         * regclass.c (allocate_reg_info): Likewise.
1162         * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
1163         set_bb_for_stmt, move_block_to_fn): Likewise.
1164         * tree-complex.c (tree_lower_complex): Likewise.
1165         * vec.h (VEC_safe_grow_cleared): New.
1166
1167 2007-01-02  Ian Lance Taylor  <iant@google.com>
1168
1169         * c-common.c (c_common_truthvalue_conversion): When warning about
1170         using an assignment as a truth value, set TREE_NO_WARNING.
1171
1172 2007-01-02  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1173
1174         PR middle-end/7651
1175         * c.opt (Wold-style-declaration): New.
1176         * doc/invoke.texi (C-only Warning Options): New.
1177         (Wold-style-declaration): Document it.
1178         (Wextra): Enabled by -Wextra.
1179         * c-opts.c (c_common_post_options): Enabled by -Wextra.
1180         * c-decl.c (declspecs_add_scspec): Replace -Wextra with
1181         -Wold-style-declaration.
1182
1183 2007-01-02  Kazu Hirata  <kazu@codesourcery.com>
1184
1185         * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
1186         * cfgbuild.c (find_basic_blocks): Likewise.
1187         * cfgrtl.c (rtl_create_basic_block): Likewise.
1188         * function.c (temp_slots_at_level): Likewise.
1189         * reg-stack.c (stack_regs_mentioned): Likewise.
1190         * regclass.c (allocate_reg_info): Likewise.
1191         * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
1192         set_bb_for_stmt, move_block_to_fn): Likewise.
1193         * tree-complex.c (tree_lower_complex): Likewise.
1194         * vec.h (VEC_safe_grow_cleared): New.
1195
1196 2007-01-02  Douglas Gregor  <doug.gregor@gmail.com>
1197
1198         * c-common.c(c_common_nodes_and_builtins): Since variants of
1199         void_type_node get built before it is given a name, we need to
1200         give those variants the name, too.
1201         (complete_array_type): We need to work with the canonical main
1202         type of the array, from which we will build the qualified version.
1203         * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
1204         * print-tree.c (print_node): Display canonical type information
1205         for each type.
1206         * stor-layout.c (layout_type): When we don't know the
1207         alignment of a type for which we're building an array, we end up
1208         guessing wrong, so make the type require structural equality.
1209         * tree.c (make_node_stat): When we build a new type, it is its
1210         own canonical type.
1211         (build_type_attribute_qual_variant): When building an attribute
1212         variant, its canonical type is the non-attribute variant. However,
1213         if the attributes are target-dependent and they differ, we need to
1214         use structural equality checks for this type.
1215         (build_qualified_type): A qualified type is not equivalent to its
1216         unqualified variant; set the canonical type appropriately.
1217         (build_distinct_type_copy): When building a distinct type from
1218         another type, the new type is its own canonical type.
1219         (build_variant_type_copy): When building a new type variant, we
1220         assume that it is equivalent to the original type.
1221         (build_pointer_type_for_mode): When building a pointer type, also
1222         build a canonical type pointer.
1223         (build_reference_type_for_mode): When building a reference type,
1224         also build a canonical type reference.
1225         (build_index_type): When we can't hash an index type (e.g.,
1226         because its maximum value is negative), the index type requires
1227         structural equality tests.
1228         (build_array_type): Build the canonical form of an array type.
1229         (build_function_type): Function types require structural equality,
1230         because they contain default arguments, attributes, etc.
1231         (build_method_type_directly): Ditto for method types.
1232         (build_offset_type): Build the canonical offset type.
1233         (build_complex_type): Build the canonical vector type.
1234         (make_vector_type): Build the canonical vector type.
1235         * tree.h (TYPE_CANONICAL): New.
1236         (TYPE_STRUCTURAL_EQUALITY_P): New.
1237         (SET_TYPE_STRUCTURAL_EQUALITY): New.
1238         (struct tree_type): Added "canonical" field.
1239         * params.h (VERIFY_CANONICAL_TYPES): New.
1240         * doc/c-tree.texi (TYPE_CANONICAL): Document.
1241         (TYPE_STRUCTURAL_EQUALITY_P): Document.
1242         (SET_TYPE_STRUCTURAL_EQUALITY): Document.
1243         * doc/invoke.texi (verify-canonical-types): Document --param
1244         parameter for verifying canonical types.
1245
1246 2007-01-02  Joseph Myers  <joseph@codesourcery.com>
1247
1248         * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
1249         powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
1250         powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
1251         powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
1252         tm_file.
1253         * config/rs6000/e500.h: New.
1254         * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
1255         TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
1256         Remove.
1257         * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
1258         TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
1259         TARGET_E500_DOUBLE): Remove.
1260         * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
1261         TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
1262         * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
1263         * config/rs6000/rs6000.c (rs6000_override_options): Use
1264         CHECK_E500_OPTIONS.
1265
1266 2007-01-02  Joseph Myers  <joseph@codesourcery.com>
1267
1268         * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
1269         TARGET_E500_DOUBLE), not TARGET_E500, for %y.
1270         (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
1271         rs6000_emit_cmove): Don't check TARGET_E500.
1272         * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
1273         sordered): Don't check TARGET_E500.
1274
1275 2007-01-01  Eric Christopher  <echristo@apple.com>
1276
1277         * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
1278         HARD_REGISTER_NUM_P.
1279
1280 2007-01-01  Roger Sayle  <roger@eyesopen.com>
1281
1282         * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
1283         "X eq/ne (C1^C2)".  Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
1284         has no side-effects.  Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
1285         eq/ne Y".
1286
1287 2007-01-01  Mike Stump  <mrs@apple.com>
1288
1289         * configure.ac: Remove support for building with Apple's gcc-3.1.
1290
1291 2007-01-02  Joseph Myers  <joseph@codesourcery.com>
1292
1293         PR middle-end/30311
1294         * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
1295         REG is a hard register.  Do not modify REG before calling
1296         subreg_nregs.
1297         * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
1298         multiple of the size of YMODE for certain lowpart cases.
1299
1300 2007-01-01  Andrew Pinski  <pinskia@gmail.com>
1301
1302         PR middle-end/30253
1303         * gimplify (voidify_wrapper_expr): Update for
1304         GIMPLE_MODIFY_STMT.
1305
1306 2007-01-01  Andreas Schwab  <schwab@suse.de>
1307
1308         PR target/29166
1309         * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
1310         save of BR0 in extra_spill_size instead of spill_size.
1311         (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
1312         area.
1313         (ia64_expand_epilogue): Restore BR0 from its new location.
1314
1315 2007-01-01  Andrew Pinski  <pinskia@gmail.com>
1316
1317         * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
1318         Use a temporary variable if the left hand side is not a gimple
1319         register.
1320
1321 2007-01-01  Andrew Pinski  <pinskia@gmail.com>
1322
1323         * gimplify.c (gimplify_return_expr): Make the temporary variable
1324         for the return expression, a gimple register variable.
1325
1326 2007-01-01  Jan Hubicka  <jh@suse.cz>
1327
1328         * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
1329         INSN_LIST.
1330
1331 2007-01-01  Mike Stump  <mrs@apple.com>
1332
1333         * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
1334         .literal16.
1335         * config/darwin.c (machopic_select_rtx_section): Use
1336         HAVE_GAS_LITERAL16.
1337         (darwin_mergeable_constant_section): Likewise.
1338         * configure: Regenerate.
1339         * config.in: Regenerate.
1340
1341 2007-01-01  Jan Hubicka  <jh@suse.cz>
1342             Andrew Pinski  <pinskia@gmail.com>
1343
1344         * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
1345         before starting IPA passes.