1 2007-01-16 Jan Hubicka <jh@suse.cz>
3 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4 the names, just unlink the chain so we don't crash on dangling pointers
7 2007-01-16 Jan Hubicka <jh@suse.cz>
9 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
10 * tree-pass.h: Reorder to make IPA passes appear toegher.
11 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
12 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
13 parameters, do not call early inliner.
14 * ipa-inline.c: Update comments. Include tree-flow.h
15 (cgraph_decide_inlining): Do not compute inlining parameters.
16 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
17 be called with function context set up.
18 (pass_ipa_inline): Remove unreachable functions before pass.
19 (cgraph_early_inlining): Simplify assuming to be called from the
21 (pass_early_inline): New pass.
22 (cgraph_gate_ipa_early_inlining): New gate.
23 (pass_ipa_early_inline): Turn into simple wrapper.
24 (compute_inline_parameters): New function.
25 (gate_inline_passes): New gate.
26 (pass_inline_parameters): New pass.
27 (apply_inline): Move here from tree-optimize.c
28 (pass_apply_inline): New pass.
29 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
31 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
33 (tree_function_versioning): Do not allocate dummy struct function.
34 * tree-inline.h (optimize_inline_calls): Update prototype.
35 * tree-optimize.c (execute_fixup_cfg): Export.
36 (pass_fixup_cfg): Remove
37 (tree_rest_of_compilation): Do not apply inlines.
38 * tree-flow.h (execute_fixup_cfg): Declare.
39 * Makefile.in (gt-passes.c): New.
40 * passes.c: Include gt-passes.h
41 (init_optimization_passes): New passes.
42 (nnodes, order): New static vars.
43 (do_per_function_toporder): New function.
44 (execute_one_pass): Dump current pass here.
45 (execute_ipa_pass_list): Don't dump current pass here.
47 2007-01-16 Janis Johnson <janis187@us.ibm.com>
49 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
50 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
52 2007-01-16 David Edelsohn <edelsohn@gnu.org>
54 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
55 (strong_alias): Define.
56 (__gcc_qmul): Provide non-FMA for soft-float.
72 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
74 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
75 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
76 about long double soft float.
78 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
79 Tehila Meyzels <tehila@il.ibm.com>
81 * tree-vectorizer.h (is_pattern_stmt_p): New.
82 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
83 formatting (tabs instead of spaces). Cleanup and clarify setting
84 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
85 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
86 (vectorizable_type_demotion): Check that types are integral.
87 (vectorizable_type_promotion): Likewise.
88 (vectorizable_store): Fix typo. Eliminate new-line at end of
91 2007-01-16 Jan Hubicka <jh@suse.cz>
93 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
96 2007-01-15 Eric Christopher <echristo@apple.com>
98 * ifcvt.c: Include vec.h, vecprim.h.
99 (check_cond_move_block): New argument regs.
100 Reorganize. Add registers used to regs.
101 (cond_move_process_if_block): Use regs set above as
104 2007-01-15 Eric Christopher <echristo@apple.com>
106 * config/darwin.h: Update copyright.
107 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
108 (LINK_COMMAND_SPEC): Add -u.
109 (LINK_SPEC): Fix umbrella for above.
111 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
113 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
116 2007-01-15 Tom Tromey <tromey@redhat.com>
118 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
119 * doc/install.texi (Testing): Don't mention jacks.
120 (Configuration): Document --enable-java-maintainer-mode. Move
121 --with-java-home to libgcj-specific section. Document
123 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
125 2007-01-15 Jan Hubicka <jh@suse.cz>
127 * tree-ssa-dce.c (DCE_TODOs): New.
128 (propagate_necessity): Return if something changed.
129 (eliminate_unnecessary_stmts): Likewise.
130 (perform_tree_ssa_dce): Return TODO flags when needed.
131 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
133 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
135 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
136 (fyl2x_extend<mode>xf3_i387): New insn pattern.
137 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
138 insn patterns using X87MODEF12 mode macro. Extend operand 1
139 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
140 (log10<mode>2): Ditto.
141 (log2<mode>2): Ditto.
142 (log1p<mode>2): Ditto.
143 (logb<mode>2): Ditto.
144 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
145 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
146 (*fxtractxf3_i387): Rename from *fxtractxf3.
147 (fxtract_extend<mode>xf3_i387): New insn pattern.
148 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
150 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
151 and gen_fyl2xxf3_i387().
153 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
155 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
156 * cfgloopmanip.c (fix_loop_placement): Made static. Use
157 get_loop_exit_edges. Changed return type to bool.
158 * cfgloop.h (fix_loop_placement): Declaration removed.
160 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
162 * param.h (MIN_VECT_LOOP_BOUND): New.
163 * params.def (MIN_VECT_LOOP_BOUND): New.
164 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
165 argument - minimum threshold for number of iterations.
166 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
167 argument to declaration.
168 * tree-vect-analyze.c (vect_analyze_operations): Check value of
170 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
171 slpeel_tree_peel_loop_to_edge with additional argument.
172 (vect_do_peeling_for_alignment): Likewise.
173 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
175 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
178 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
181 2007-01-14 Jan Hubicka <jh@suse.cz>
183 * tree-dfa.c (remove_referenced_var): New function.
184 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
185 prune referenced vars list too.
186 * tree-flow.h (remove_referenced_var): Declare.
188 2007-01-14 Jan Hubicka <jh@suse.cz>
190 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
192 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
193 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
194 * except.h (verify_eh_throw_table_statements): Kill prototype.
195 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
196 into call exrepssions.
197 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
199 * tree-cfg.c: Include pointer-set.h.
200 (verify_node_sharing): Work on pointer set.
201 (verify_eh_throw_stmt_node): New.
202 (verify_stmts): Use pointers sets, verify throw_stmt.
204 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
206 * ipa-reference.c (analyze_function): Consider also addresses taken
209 2007-01-12 Roger Sayle <roger@eyesopen.com>
211 * c-typeck.c (null_pointer_constant_p): Replace use of
212 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
213 (build_c_cast): Likewise.
215 2007-01-12 Roger Sayle <roger@eyesopen.com>
217 * tree.h (force_fit_type_double): Remove unused final argument.
218 * c-common.c (constant_expression_warning): Replace use of
219 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
220 (convert_and_check): Likewise.
221 (shorten_compare): Update call to force_fit_type_double.
222 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
223 * convert.c (convert_to_pointer): Update call to
224 force_fit_type_double.
225 * fold-const.c (force_fit_type_double): Remove overflowed_const
227 (int_const_binop, fold_convert_const_int_from_int,
228 fold_convert_const_int_from_real, fold_div_compare,
229 fold_sign_changed_comparison, fold_unary, fold_negate_const,
230 fold_abs_const, fold_not_const): Remove the final argument from
231 calls to force_fit_type_double.
233 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
235 * configure.ac: Set insn to "nop" for spu-*-* also.
236 * configure: Regenerate.
238 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
240 * builtins.def : Add BUILT_IN_FREE.
242 2007-01-12 Jan Hubicka <jh@suse.cz>
244 PR tree-optimization/30443
245 * tree-inline.c (tree_function_versioning): Do not optimize when
246 cloning for inlining.
248 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
250 * doc/loop.texi: Document recording of loop exits.
251 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
252 (update_single_exits_after_duplication,
253 update_single_exit_for_duplicated_loop,
254 update_single_exit_for_duplicated_loops): Removed.
255 (duplicate_loop_to_header_edge): Do not call
256 update_single_exits_after_duplication and
257 update_single_exit_for_duplicated_loops.
258 (loop_version): Do not update single_exit information.
259 (fix_loop_structure): Use record_loop_exits instead of
260 mark_single_exit_loops.
261 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
262 the lists of loop exits.
263 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
264 split_edge, merge_blocks): Update the lists of loop exits.
265 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
267 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
268 of mark_single_exit_loops.
269 (loop_optimizer_finalize): Call release_recorded_exits.
270 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
271 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
272 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
273 update single exit information.
274 * lambda-code.c (perfect_nestify): Ditto.
275 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
276 (mark_single_exit_loops): Removed.
277 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
278 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
279 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
281 (get_loop_exit_edges, single_exit): Use recorded exit lists.
282 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
283 (verify_loop_structure): Verify consistency of the exit lists.
284 (flow_loops_find): Use alloc_loop. Initialize exits hash.
285 (set_single_exit): Removed.
286 * cfgloop.h (struct loop_exit): New function.
287 (struct loop): single_exit_ field replaced by exits field.
288 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
289 (struct loops): Added exits hash.
290 (mark_single_exit_loops, set_single_exit): Declaration removed.
291 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
293 2007-01-12 Richard Sandiford <richard@codesourcery.com>
295 * doc/invoke.texi: Avoid use of @headitem.
297 2007-01-12 Richard Sandiford <richard@codesourcery.com>
299 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
301 2007-01-12 Richard Sandiford <richard@codesourcery.com>
303 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
306 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
307 Richard Sandiford <richard@codesourcery.com>
309 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
310 * config/m68k/m68k.opt: Resort options.
311 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
313 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
314 Richard Sandiford <richard@codesourcery.com>
316 * doc/invoke.texi: Document the macros that are defined by
317 m68k's -mtune and -mhard-float options.
318 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
319 (m68k_cpp_cpu_family): Likewise.
320 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
321 of __ucfv*__ macros. Define __mcffpu__ if generating code for
322 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
323 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
324 (m68k_cpp_cpu_family): Likewise.
326 2007-01-12 Richard Sandiford <richard@codesourcery.com>
328 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
329 macros besides mc68000 as tuning macros. Use a switch statement
330 to set them and mcpu32.
332 2007-01-12 Julian Brown <julian@codesourcery.com>
334 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
335 (TARGET_68040_ONLY): Rename to...
336 (TARGET_68040): ...this.
337 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
338 * config/m68k/m68k.md: Likewise.
340 2007-01-12 Julian Brown <julian@codesourcery.com>
341 Nathan Sidwell <nathan@codesourcery.com>
342 Richard Sandiford <richard@codesourcery.com>
344 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
345 the -mcpu= argument associated with the --with-cpu setting.
346 Define M68K_DEFAULT_TUNE to the default -mtune= option,
347 if different from the one implied by the -mcpu setting.
348 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
349 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
350 * doc/invoke.texi: Mention ColdFire in the introduction to the
351 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
352 -mno-div and -mhard-float options. Make -m68881 a synonym for
353 -mhard-float. Document the previously-undocumented -m5206e,
354 -m528x, -m5307 and -m5407 options. Tweak the existing option
355 documentation for consistency.
356 * doc/install.texi: Mention new --with-cpu arguments.
357 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
358 default CPU if neither -mcpu nor -march are specified.
359 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
360 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
361 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
362 using m68k_tune to decide between families that implement the
363 same ISA. Use m68k_tune to set __mcfv4e__.
364 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
365 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
366 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
367 (FL_ISA_C, FL_ISA_MMU): New macros.
368 (MASK_COLDFIRE): Delete.
369 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
370 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
371 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
372 (TARGET_HARD_FLOAT): Do not define here.
373 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
374 (TUNE_68000): New macro.
375 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
376 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
377 (TUNE_CFV2): Redefine in terms of m68k_tune.
378 (uarch_type, target_device, fpu_type): New enums.
379 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
380 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
381 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
382 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
383 (FL_FOR_isa_c): New macros.
384 (m68k_isa): New enum.
385 (m68k_target_selection): New structure.
386 (all_devices, all_isas, all_microarchs): New tables.
387 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
388 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
389 (MASK_ALL_CPU_BITS): Delete.
390 (m68k_find_selection): New function.
391 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
392 Map the legacy target options to a combination of the new ones.
393 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
394 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
395 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
397 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
398 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
400 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
401 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
402 * config/m68k/m68k-devices.def: New file.
404 2007-01-12 Richard Sandiford <richard@codesourcery.com>
405 Nathan Sidwell <nathan@codesourcery.com>
407 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
408 (SUBTARGET_EXTRA_SPECS): New macros.
409 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
410 use %(asm_cpu_spec) instead.
411 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
412 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
413 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
414 (EXTRA_SPECS): Rename to...
415 (SUBTARGET_EXTRA_SPECS): ...this.
417 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
418 Richard Sandiford <richard@codesourcery.com>
419 Julian Brown <julian@codesourcery.com>
421 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
422 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
423 to the configuration's default CPU.
424 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
425 Remove default masks.
426 (m680[012]0-*-*): Set the default with_cpu to the first part of
428 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
429 (m68k*-*-linux): Extend the --with-cpu handling to...
430 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
431 and m68010. Don't set target_cpu_default2.
432 * doc/install.texi: Document --with-cpu for m68k.
433 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
434 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
435 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
436 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
437 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
438 (ASM_SPEC): Remove use of %(asm_cpu_default).
439 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
440 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
441 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
442 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
443 __HAVE_FPU__ if TARGET_HARD_FLOAT.
444 (TARGET_DEFAULT): Delete.
445 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
446 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
447 (CPP_CPU_SPEC): Delete.
448 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
449 the appropriate string.
450 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
451 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
452 (ASM_SPEC): Don't use %(asm_default_spec).
453 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
454 TARGET_DEFAULT and add MASK_68881.
455 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
457 2007-01-12 Richard Sandiford <richard@codesourcery.com>
459 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
460 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
461 MASK_68010 alongside MASK_68020.
462 * doc/invoke.texi: Document -m68010.
463 * config/m68k/m68k.opt (m68010): New.
464 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
466 (TUNE_68010): New macro.
467 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
468 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
469 (M68K_CPU_m68332): Add MASK_68010.
470 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
472 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
474 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
475 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
476 to all entries that use MASK_68020.
477 (output_move_simode_const, output_move_himode, output_move_qimode)
478 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
479 instead of TARGET_68020 to select clr behavior. Remove comment
480 about there being no TARGET_68010.
481 * config/m68k/m68k.md: Likewise throughout.
483 2007-01-12 Julian Brown <julian@codesourcery.com>
485 * config/m68k/m68k.h (TARGET_ISAB): New macro.
486 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
487 * config/m68k/m68k.md: Likewise.
489 2007-01-12 Julian Brown <julian@codesourcery.com>
491 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
492 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
494 2007-01-12 Julian Brown <julian@codesourcery.com>
496 * config/m68k/m68k.h (TUNE_68040_60): New macro.
497 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
498 * config/m68k/m68k.md: Likewise.
500 2007-01-12 Julian Brown <julian@codesourcery.com>
501 Richard Sandiford <richard@codesourcery.com>
503 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
504 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
505 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
507 (TARGET_CPU32): Rename to...
508 (TUNE_CPU32): ...this.
509 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
510 (TUNE_CFV2): New macros.
511 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
512 remove conditions that are implied by TARGET_68020.
513 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
514 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
515 (m68k_output_function_epilogue): Likewise.
516 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
517 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
518 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
519 non-68000 timings. Refactor multiplication and division costs.
520 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
521 TUNE_CPU32 instead of TARGET_CPU32.
522 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
523 and TUNE_68060 instead of TARGET_68060.
524 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
525 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
527 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
528 && !TARGET_COLDFIRE" to choose between moveq and clr.
529 Likewise in the unnamed movsf pattern.
530 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
531 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
534 2007-01-12 Richard Sandiford <richard@codesourcery.com>
536 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
537 of tabbing before backslashes.
539 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
541 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
542 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
543 (ASM_OUTPUT_INTERNAL_LABEL): Define.
545 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
547 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
548 find_interesting_uses_cond.
549 (find_interesting_uses_cond): Use extract_cond_operands.
550 (rewrite_use_compare): Use extract_cond_operands and
551 force_gimple_operand_bsi. Do not call update_stmt.
552 (determine_use_iv_cost_condition): Use extract_cond_operands.
553 Return cheaper of using original bound and changing the exit bound.
555 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
557 PR tree-optimization/29516
558 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
559 most_expensive_mult_to_index, addr_to_parts,
560 create_mem_ref, maybe_fold_tmr): Make the type of
561 fields of TARGET_MEM_REF sizetype.
562 (move_fixed_address_to_symbol, move_pointer_to_base):
564 * tree.def (TARGET_MEM_REF): Add comment on types of
567 2007-01-11 Joseph Myers <joseph@codesourcery.com>
569 * c-common.c (vector_types_convertible_p): Treat opaque types as
570 always convertible if they have the same size, but not otherwise.
572 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
574 * ifcvt.c (struct noce_if_info): Add comments to the fields.
575 Remove the b_unconditional field.
576 (noce_try_sign_mask): Do not look at b_unconditional.
577 (noce_process_if_block): Do not use merge_if_blocks. Update
578 the CFG here. Do not set b_unconditional.
579 (cond_move_process_if_block): Likewise.
580 (find_cond_trap): Likewise.
581 (check_cond_move_block): Require simple jump insns at the end
584 2007-01-11 Jan Hubicka <jh@suse.cz>
586 PR tree-optimization/1046
587 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
588 when alias info is not ready.
589 (pass_tail_recursion): Do not require aliasing.
590 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
591 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
592 * tree-ssa-copy.c (pass_copy_prop): Likewise.
593 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
594 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
595 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
596 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
598 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
599 When aliasing is not build, mark statement as volatile.
601 2007-01-11 Tom Tromey <tromey@redhat.com>
603 PR preprocessor/15185, PR preprocessor/20989:
604 * doc/cppopts.texi <-MT>: Update description of algorithm for
605 computing default target.
606 <-M, -MD>: Reword "basename" text.
608 2007-01-11 Roger Sayle <roger@eyesopen.com>
610 * builtins.c (expand_builtin_pow, expand_builtin_powi,
611 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
612 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
613 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
614 fold_builtin_bswap, real_constp, fold_builtin_pow,
615 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
616 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
617 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
618 * convert.c (convert_to_pointer): Likewise.
619 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
620 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
621 const_binop, fold_convert_const_int_from_int,
622 fold_convert_const_int_from_real,
623 fold_convert_const_real_from_real, sign_bit_p,
624 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
625 fold_sign_changed_comparison, fold_unary, fold_comparison,
626 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
627 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
628 * print-tree.c (print_node_brief, print_node): Likewise.
629 * stor-layout.c (place_field, layout_type): Likewise.
630 * tree-chrec.c (keep_cast): Likewise.
631 * tree.c (build_vector, build_real, build_real_from_int_cst,
632 build_complex): Likewise.
634 2007-01-11 Roger Sayle <roger@eyesopen.com>
636 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
637 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
639 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
641 * configure.ac (strict1_warn): Rename to strict_warn.
642 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
643 cc_set_by_configure, quoted_cc_set_by_configure,
644 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
645 all_boot_languages, all_stagestuff): Remove.
646 (target_list): Remove bootstrap targets.
647 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
648 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
649 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
650 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
651 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
652 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
653 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
654 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
655 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
656 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
657 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
658 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
659 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
660 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
661 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
662 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
663 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
664 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
665 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
666 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
667 (mostlyclean): Adjust.
668 (clean, distclean): Don't mention bootstrap stuff.
669 * configure: Regenerate.
670 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
671 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
672 treelang/config-lang.in (stagestuff): Remove.
673 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
674 stageprofile, stagefeedback, stagestuff): Remove mention.
676 2007-01-11 Nick Clifton <nickc@redhat.com>
678 * config/mcore/predicates.md (mcore_general_movesrc_operand):
680 (mcore_general_movdst_operand): Do not accept CONST_INTs.
681 (mcore_arith_K_S_operand): Run the test for the S constraint not
682 the test for the M constraint.
683 (mcore_addsub_operand): Do not accept integer values that are
685 * config/mcore/mcore.md: Remove unused constraints from split.
686 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
688 (allocate_stack): Likewise.
689 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
691 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
693 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
694 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
695 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
696 mcore_output_bclri, mcore_output_andn, output_inline_const,
697 mcore_output_move, mcore_output_movedouble): Likewise.
698 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
699 (output_inline_const): Likewise.
700 (output_inline_const): Fix format strings used in sprintf
702 * config/mcore/mcore-protos.h: Update prototypes for changed
703 functions in mcore.c.
704 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
705 HOST_WIDE_INT and not int.
706 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
707 CONST_OK_FOR_N): Likewise.
708 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
709 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
712 2007-01-10 Jan Hubicka <jh@suse.cz>
714 * tree-vrp.c (remove_range_assertions): Release defs.
715 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
716 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
718 2007-01-10 Paul Brook <paul@codesourcery.com>
720 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
721 * config/arm/arm.md (mulsi3subsi): New insn.
723 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
725 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
726 (tree_transform_and_unroll_loop): New.
727 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
730 2007-01-10 Robert Kennedy <jimbob@google.com>
732 * fold-const.c (fold_comparison): Fold comparisons like (x *
733 1000 < 0) to (x < 0).
735 2007-01-10 Ian Lance Taylor <iant@google.com>
737 * tree-pretty-print.c (dump_generic_node): Print parentheses when
738 operands have the same priority.
740 2007-01-10 Tom Tromey <tromey@redhat.com>
742 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
743 (fold_binary): Likewise.
744 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
745 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
746 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
747 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
748 * langhooks.h (struct lang_hooks): Removed field
749 'can_use_bit_fields_p'.
751 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
753 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
755 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
757 * function.c (get_last_funcdef_no): New function.
758 * function.h (get_last_funcdef_no): Declare.
759 * tree-inline.c (initialize_cfun): Add initialization.
760 (tree_function_versioning): Cleanup.
762 2007-01-10 Jan Hubicka <jh@suse.cz>
764 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
767 2007-01-10 Sa Liu <saliu@de.ibm.com>
768 Ben Elliston <bje@au.ibm.com>
770 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
771 for SAVE_NONLOCAL and Pmode for any other save level.
772 * spu-protos.h (spu_restore_stack_block): Declare.
773 * spu.md (save_stack_block): Remove.
774 (restore_stack_block): Call spu_restore_stack_block.
775 * spu.c (spu_restore_stack_block): New function.
776 (spu_expand_epilogue): Remove old comment.
778 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
780 PR tree-optimization/30322
781 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
782 (cand_value_at): Return the value as aff_tree.
783 (may_eliminate_iv): Convert the bound from aff_tree to tree.
784 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
785 aff_combination_mult): New functions.
786 (aff_combination_add): Use aff_combination_add_cst.
787 (aff_combination_convert): Allow conversions to a wider type.
788 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
789 * tree-affine.h (aff_combination_mult): Declare.
791 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
793 * doc/tm.texi: Update documentation to reflect reality of exec
794 and start file search behaviours. Update copyright year.
795 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
796 header file directories.
798 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
800 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
801 (*cosxf2): Rename to cosxf2_i387.
802 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
803 using X87MODEF12 mode macro. Rename patterns to
804 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
806 (*cosdf2, *cossf2): Ditto.
807 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
808 to match extended input operands.
809 (sincos<mode>3): New expander.
810 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
811 insn patterns and corresponding splitters.
813 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
815 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
816 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
818 2007-01-09 Nicolas Pitre <nico@cam.org>
821 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
823 2007-01-08 Geoffrey Keating <geoffk@apple.com>
825 * target.h (struct gcc_target): New field library_rtti_comdat.
826 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
827 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
828 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
829 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
831 2007-01-08 Geoffrey Keating <geoffk@apple.com>
833 * doc/invoke.texi (Optimize Options): Correct description of -O0.
835 2007-01-08 Richard Guenther <rguenther@suse.de>
837 * tree.h (force_fit_type_double): Export.
838 (force_fit_type): Remove.
839 * fold-const.c (force_fit_type_double): New function.
840 (force_fit_type): Remove.
841 (int_const_binop): Use it.
842 (fold_convert_const_int_from_int): Likewise.
843 (fold_convert_const_int_from_real): Likewise.
844 (fold_div_compare): Likewise.
845 (fold_sign_changed_comparison): Likewise.
846 (fold_unary): Likewise.
847 (fold_negate_const): Likewise.
848 (fold_abs_const): Likewise.
849 (fold_not_const): Likewise.
850 * c-common.c (shorten_compare): Use force_fit_type_double.
851 * convert.c (convert_to_pointer): Likewise.
853 2007-01-08 Richard Guenther <rguenther@suse.de>
855 * tree.h (build_int_cst_wide_type): Export.
856 * tree.c (build_int_cst_wide_type): New function.
857 (build_int_cst_wide): Fix comment.
858 * builtins.c (fold_builtin_object_size): Use build_int_cst
859 to build -1 or 0 of the correct type. Use fit_double_type
860 to check for overflow.
861 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
863 (decode_field_reference): Likewise.
864 (all_ones_mask_p): Likewise.
865 (native_interpret_int): Use build_int_cst_wide_type.
866 (fold_binary): Use build_int_cst_type to build an all-ones
868 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
870 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
872 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
874 2007-01-09 Ben Elliston <bje@au.ibm.com>
876 * genautomata.c (STATS_OPTION): New option.
877 (stats_flag): New flag.
878 (gen_automata_option): Handle it.
879 (initiate_automaton_gen): Ditto.
880 (write_automata): Output statistics only if stats_flag is
881 set. Likewise, output time statistics only if time_flag is set.
882 * doc/md.texi (Processor pipeline description): Document new flag.
884 2007-01-08 Richard Guenther <rguenther@suse.de>
886 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
887 * tree.c (build_int_cst_type): Likewise.
888 (size_in_bytes): Don't call force_fit_type on the result.
889 (int_fits_type_p): Use fit_double_type.
890 * fold-const.c (fit_double_type): New function.
891 (force_fit_type): Use it.
892 * tree.h (fit_double_type): Export.
894 2007-01-08 Jan Hubicka <jh@suse.cz>
896 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
897 * ipa.c (function_and_variable_visibility): Fix return type.
899 2007-01-08 Richard Guenther <rguenther@suse.de>
901 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
902 of offset to build the index.
903 * tree-pretty-print.c (dump_generic_node): Don't build negated
904 const just for printing.
905 * c-pretty-print.c (pp_c_integer_constant): Likewise.
906 * builtins.c (fold_builtin_int_roundingfn): Check if result
907 fits the type by using force_fit_type and comparing the result.
908 * predict.c (predict_loops): Use compare_tree_int for comparison.
909 * tree.c (build_int_cst): Fall back to integer_type_node for
911 (build_int_cst_wide): Assert type is non-null.
913 2007-01-08 Roberto Costa <roberto.costa@st.com>
915 * tree-vrp.c (extract_range_from_cond_expr): New.
916 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
917 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
919 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
920 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
921 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
923 * tree-object-size.c (cond_expr_object_size): New.
924 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
926 2007-01-08 Jan Hubicka <jh@suse.cz>
928 * tree-ssa-forwprop.c (forward_propagate_into_cond,
929 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
932 2007-01-08 Richard Guenther <rguenther@suse.de>
934 PR tree-optimization/23603
935 * tree-vrp.c (set_value_range_to_truthvalue): New function.
936 (extract_range_from_binary): Fall back to truthvalue instead of
937 varying for TRUTH_*_EXPR.
938 (extract_range_from_comparison): Fall back to truthvalue instead of
940 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
941 if all visited PHI values were constant.
943 2007-01-08 Jan Hubicka <jh@suse.cz>
945 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
946 (cgraph_analyze_function): break out from ...
947 (cgraph_finalize_compilation_unit): ... here.
948 (cgraph_expand_function): Remove forgoten commented out line.
949 (cgraph_optimize): Analyze functions.
951 2007-01-08 Jan Hubicka <jh@suse.cz>
953 * tree-pas.h (TODO_remove_function): New flag.
954 (TODO_update*): Renumber.
955 (pass_ipa_increase_alignment,
956 pass_ipa_function_and_variable_visibility): New passes.
957 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
958 (cgraph_function_and_variable_visibility): Move to ipa.c
959 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
960 cgraph_increase_alignment.
961 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
962 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
964 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
965 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
966 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
967 (gate_increase_alignment): New function.
968 (pass_ipa_increase_alignment): New pass.
969 * ipa.c: Inline tree-pass.h and timevar.h
970 (function_and_variable_visibility): Move here from cgraphunit.c
971 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
972 * passes.c (init_optimization_passes): Add the two new passes.
973 (execute_todo): Handle cgraph_remove_functions.
975 2007-01-08 Nick Clifton <nickc@redhat.com>
977 * config/frv/predicates.md (reg_or_0_operand): Accept
980 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
982 * config/bfin/rtems.h, config/bfin/t-rtems: New.
983 * config.gcc: Add bfin*-rtems*.
985 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
987 * c.opt: Add -flax-vector-conversions.
988 * c-typeck.c (convert_for_assignment): Pass flag to
989 vector_types_convertible_p to allow emission of note.
990 (digest_init): Likewise.
991 * c-opts.c: Handle -flax-vector-conversions.
992 * c-common.c (flag_lax_vector_conversions): New.
993 (vector_types_convertible_p): Unless -flax-vector conversions
994 has been passed, disallow conversions between vectors with
995 differing numbers of subparts and/or element types. If such
996 a conversion is disallowed, possibly emit a note on the first
997 occasion only to inform the user of -flax-vector-conversions.
998 The new last argument specifies this.
999 * c-common.h (flag_lax_vector_conversions): New.
1000 (vector_types_convertible_p): Add extra argument.
1001 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
1002 char_type_node for V*QI type vectors.
1003 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
1004 Update to satisfy new typechecking rules.
1005 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
1007 * doc/invoke.texi (C Dialect Options): Document
1008 -flax-vector-conversions.
1010 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
1012 PR tree-optimization/29877
1013 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
1014 a register variable on the RHS to not be replaceable.
1016 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
1017 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
1018 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
1019 const_simm15, const_pow2, const_npow2): Added.
1020 * config/score/misc.md (insv, extv, extzv, movmemsi,
1021 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
1022 * config/score/score.c (score_address_cost, score_select_cc_mode):
1024 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
1025 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
1026 Update score_print_operand.
1027 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
1028 Adjust register allocate order and update some macro define.
1029 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
1030 mdx_block_move_straight, mdx_block_move_loop_head,
1031 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
1032 mdx_block_move): Added.
1033 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
1034 mdp_limm): Updated and fix some bug and typo.
1035 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
1036 (movsf, movdf, doloop_end): Added.
1038 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
1040 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
1041 config/arm/thumb2.md: Fix comment typos.
1042 * doc/extend.texi: Fix a typo.
1044 2007-01-07 Eric Christopher <echristo@apple.com>
1046 * configure.ac: Check for __stack_chk_fail for darwin.
1047 * configure: Regenerate.
1049 2007-01-07 Richard Guenther <rguenther@suse.de>
1051 * tree-vrp.c (extract_range_from_assert): CSE calls to
1052 compare_values where possible.
1053 (extract_range_from_unary_expr): Likewise.
1055 2007-01-07 Anatoly Sokolov <aesok@post.ru>
1057 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
1058 * config/avr/avr.c (call_insn_operand): Delete function.
1059 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
1060 instead of register number. Use predicates.
1061 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
1062 call_insn_operand): Add.
1064 2007-01-06 Jan Hubicka <jh@suse.cz>
1066 * tree-pass.h (pass_build_cgraph_edges): Declare.
1067 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
1068 (visited_nodes): Remove.
1069 (cgraph_create_edges): Move to cgraphbuild.c; rename to
1070 build_cgrpah_edges; make visited_nodes local.
1071 (cgraph_process_new_functions): DO not call initialize_inline_failed.
1072 (record_references_in_initializer): Move to cgraphbuild.c
1073 (initialize_inline_failed, rebuild_cgraph_edges,
1074 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
1075 (verify_cgraph_node): Make visited_nodes local.
1076 (cgraph_analyze_function): Do not call cgraph_create_edges and
1077 initialize_inline_failed.
1078 (cgraph_expand_function): Do not call cgraph_lower_function;
1079 assert that function is already lowered.
1080 * Makefile.in (cgraphbuild.o): New.
1081 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
1082 at the end of lowering passes.
1084 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
1086 * ifcvt.c (cond_move_convert_if_block): New function, code
1087 factored out from...
1088 (cond_move_process_if_block): ...here. Call the new function
1089 on the THEN and ELSE blocks.
1090 (merge_if_block): Do not copy global_live_at_end, merge_blocks
1091 already takes care of this.
1093 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1096 * tree.h (TREE_OVERFLOW_P): New.
1097 * c-typeck.c (parser_build_unary_op): Warn only if result
1098 overflowed and operands did not.
1099 (parser_build_binary_op): Likewise.
1100 (convert_for_assignment): Remove redundant overflow_warning.
1101 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
1103 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1105 * c-typeck.c (store_init_value): Split over two lines to follow
1106 the GNU coding style.
1108 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
1110 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
1111 __GXX_EXPERIMENTAL_CXX0X__.
1112 * doc/cpp.texi: Same.
1114 2007-01-05 Richard Guenther <rguenther@suse.de>
1117 * tree.c (get_narrower): Do not construct COMPONENT_REFs
1118 with mismatched types. Instead explicitly build a
1119 conversion NOP_EXPR.
1121 2007-01-05 Ian Lance Taylor <iant@google.com>
1123 * c-common.c (decl_with_nonnull_addr_p): New function.
1124 (c_common_truthvalue_conversion): Call it.
1125 * c-typeck.c (build_binary_op): Likewise.
1126 * c-common.h (decl_with_nonnull_addr_p): Declare.
1128 2007-01-05 Jakub Jelinek <jakub@redhat.com>
1131 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
1134 2007-01-05 Joel Brobecker <brobecker@adacore.com>
1136 * doc/install.texi (Final install): Document the fact that
1137 the GNAT runtime should not be stripped.
1139 2007-01-04 Jan Hubicka <jh@suse.cz>
1141 * tree-inline.c (fold_marked_statements): Update operand caches
1142 and EH after folding
1144 2007-01-04 Ian Lance Taylor <iant@google.com>
1146 * c-common.c (check_function_nonnull): Whitespace fix.
1148 2007-01-04 Jan Hubicka <jh@suse.cz>
1150 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
1151 comitted older version of patch.
1152 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
1153 function, celanup cfg and collect garbage.
1155 2007-01-04 Mike Stump <mrs@apple.com>
1157 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
1160 2007-01-04 Eric Christopher <echristo@apple.com>
1162 * libgcc2.c (__bswapsi2): Use SItype.
1163 (__bswapdi2): Use DItype.
1164 * libgcc2.h: Update for above.
1166 2007-01-04 Paul Brook <paul@codesourcery.com>
1168 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
1169 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
1170 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
1171 umulsidi3, umulsidi3adddi, smulsi3_highpart,
1172 umulsi3_highpart): Make conditional on !arm_arch6.
1173 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
1174 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
1175 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
1176 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
1177 umulsi3_highpart_v6): New insns.
1179 2007-01-04 Roger Sayle <roger@eyesopen.com>
1181 * fold-const.c (fold_convert): When casting an expression to void,
1182 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
1183 have a type. Instead of attempting to build a NOP_EXPR, return
1184 these "special" trees directly.
1186 2007-01-04 Joseph Myers <joseph@codesourcery.com>
1188 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
1189 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
1190 rs6000_cost->fp not 0 as adjustment for outer NEG.
1192 2007-01-04 Jan Hubicka <jh@suse.cz>
1194 * cgraph.c (cgraph_release_function_body): New function.
1195 (cgraph_remove_node): Use it.
1196 * cgraph.h (cgraph_release_function_body): Declare.
1197 * cgraphunit.c (cgraph_expand_function): Use it.
1198 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
1199 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
1200 is initialized and while compilation of other function is running.
1201 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
1202 statement CFG annotations from here to ...
1203 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
1205 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
1207 * cfgloop.h (enum li_flags): Make the constants powers of two.
1209 2007-01-04 Jan Hubicka <jh@suse.cz>
1211 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
1213 (fold_marked_statements): New function.
1214 (optimize_inline_calls, tree_function_versioning): Fold new statements.
1215 * tree-inline.h (copy_body_data): Add statements_to_fold.
1217 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
1219 * config.gcc: Mention libgcc/config.host.
1220 * Makefile.in: Update comments mentioning libgcc.
1221 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
1222 (all.cross, start.encap, rest.encap, rest.cross): Update
1223 dependencies for libgcc move.
1224 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
1225 (clean-target, clean-target-libgcc): Delete.
1226 (srcdirify, GCC_EXTRA_PARTS): New macros.
1227 (libgcc-support, libgcc.mvars): New rules.
1228 (distclean): Remove mention of mklibgcc.
1229 (install): Don't reference INSTALL_LIBGCC.
1230 (install-common): Don't reference EXTRA_PARTS.
1231 (install-libgcc, install-multilib): Delete rules.
1232 * mklibgcc.in: Delete file.
1233 * doc/configfiles.texi: Don't mention mklibgcc.
1235 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
1236 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
1237 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
1238 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
1239 (mklibgcc, ldblspecs): Likewise.
1241 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
1242 (posixpre.def): Use $(T).
1243 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
1244 (SHLIB_SRC, SHLIB_INSTALL): Delete.
1245 (SHLIB_LINK): Make dummy.
1246 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
1248 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
1250 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
1251 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
1252 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
1253 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
1255 * configure.ac (all_outputs): Remove mklibgcc.
1256 * configure: Regenerated.
1258 2007-01-03 Josh Conner <jconner@apple.com>
1261 * calls.c (compute_argument_addresses): Set stack and stack_slot
1262 for partial args, too.
1263 (store_one_arg): Use locate.size.constant for the size when
1264 generating a save_area.
1266 2007-01-03 Robert Kennedy <jimbob@google.com>
1268 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
1269 whose definitions are deleted due to basic block merging.
1271 2007-01-03 Paul Brook <paul@codesourcery.com>
1274 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
1276 (use_return_insn): Return 0 for Thumb interrupt functions.
1277 (print_multi_reg): Add rfe argument for IRQ returns.
1278 (arm_output_epilogue): Pop interrupt return address directly into PC.
1279 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
1281 2007-01-03 Paul Brook <paul@codesourcery.com>
1283 Merge from sourcerygxx-4_1.
1284 * config/arm/thumb2.md: New file.
1285 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
1287 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
1288 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
1289 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
1290 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
1292 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
1293 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
1295 * config/arm/ieee754-sf.S: Ditto.
1296 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
1297 (thumb1_base_register_rtx_p): ... to this.
1298 (thumb_index_register_rtx_p): Rename...
1299 (thumb1_index_register_rtx_p): ... to this.
1300 (thumb_output_function_prologue): Rename...
1301 (thumb1_output_function_prologue): ... to this.
1302 (thumb_legitimate_address_p): Rename...
1303 (thumb1_legitimate_address_p): ... to this.
1304 (thumb_rtx_costs): Rename...
1305 (thumb1_rtx_costs): ... to this.
1306 (thumb_compute_save_reg_mask): Rename...
1307 (thumb1_compute_save_reg_mask): ... to this.
1308 (thumb_final_prescan_insn): Rename...
1309 (thumb1_final_prescan_insn): ... to this.
1310 (thumb_expand_epilogue): Rename...
1311 (thumb1_expand_epilogue): ... to this.
1312 (arm_unwind_emit_stm): Rename...
1313 (arm_unwind_emit_sequence): ... to this.
1314 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
1315 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
1316 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
1317 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
1318 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
1319 thumb2_output_casesi): New functions.
1320 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
1321 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
1322 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
1323 THUMB2_WORK_REGS): Define.
1324 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
1325 arm_condexec_mask, arm_condexec_masklen)): New variables.
1326 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
1327 (arm_override_options): Check new CPU capabilities.
1328 Set new architecture flag variables.
1329 (arm_isr_value): Handle v7m interrupt functions.
1330 (user_return_insn): Return 0 for v7m interrupt functions. Handle
1332 (const_ok_for_arm): Handle Thumb-2 constants.
1333 (arm_gen_constant): Ditto. Use movw when available.
1334 (arm_function_ok_for_sibcall): Return false for v7m interrupt
1336 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
1337 (thumb_find_work_register, arm_load_pic_register,
1338 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
1339 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
1340 print_multi_reg, output_mov_long_double_fpa_from_arm,
1341 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
1342 output_mov_double_fpa_from_arm, output_move_double,
1343 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
1344 output_return_instruction, arm_output_function_prologue,
1345 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
1346 arm_output_mi_thunk, thumb_set_return_address): Ditto.
1347 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
1348 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
1349 (arithmetic_instr, shift_op): Use arm_shift_nmem.
1350 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
1352 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
1353 (thumb_expand_prologue): Use thumb_set_frame_pointer.
1354 (arm_file_start): Output directive for unified syntax.
1355 (arm_unwind_emit_set): Handle stack alignment instruction.
1356 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
1357 Add v6t2, v7, v7a, v7r and v7m.
1358 (RETLDM): Add Thumb-2 code.
1359 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
1360 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
1361 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
1362 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
1363 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
1364 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
1365 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
1366 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
1367 ADJUST_INSN_LENGTH): Define.
1368 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
1369 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
1370 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
1371 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
1372 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
1373 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
1374 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
1375 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
1376 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
1377 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
1378 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
1379 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
1380 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
1381 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
1382 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
1383 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
1384 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
1386 * config/arm/arm-tune.md: Regenerate.
1387 * config/arm/arm-protos.h: Update prototypes.
1388 * config/arm/vfp.md: Enable patterns for Thumb-2.
1389 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
1390 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
1391 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
1392 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
1393 * config/arm/libunwind.S: Add Thumb-2 code.
1394 * config/arm/constraints.md: Update include Thumb-2.
1395 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
1396 * config/arm/ieee754-df.S: Ditto.
1397 * config/arm/bpabi.S: Ditto.
1398 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
1399 * config/arm/predicates.md (low_register_operand,
1400 low_reg_or_int_operand, thumb_16bit_operator): New.
1401 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
1402 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
1403 * config/arm/t-arm-elf: Add armv7 multilib.
1404 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
1406 (UNSPEC_STACK_ALIGN, ce_count): New.
1407 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
1408 arm_zero_extendsidi2, arm_zero_extendqidi2): New
1410 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
1411 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
1412 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
1413 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
1414 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
1415 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
1417 * doc/extend.texi: Document ARMv7-M interrupt functions.
1418 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
1420 2007-01-03 Jakub Jelinek <jakub@redhat.com>
1422 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
1423 (struct _Unwind_Context): Rename args_size to flags, remove
1424 signal_frame field, add a new args_size field and version field.
1425 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
1426 _Unwind_IsExtendedContext): New inline functions.
1427 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
1428 Assume by_value array is only present if _Unwind_IsExtendedContext.
1429 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
1430 _Unwind_IsSignalFrame.
1431 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
1432 (uw_update_context_1): Use _Unwind_SetSignalFrame.
1433 (uw_init_context_1): Initialize context->flags to
1434 EXTENDED_CONTEXT_BIT.
1435 * config/rs6000/linux-unwind.h (frob_update_context): Use
1436 _Unwind_SetSignalFrame.
1438 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1441 * gimplify.c (gimplify_modify_expr_complex_part): Move below
1442 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
1445 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
1447 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
1448 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
1449 RET, AT_SP): Remove.
1450 * config/i386/i386.md (*sse_prologue_save_insn): Use return
1453 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
1454 * cfgbuild.c (find_basic_blocks): Likewise.
1455 * cfgrtl.c (rtl_create_basic_block): Likewise.
1456 * function.c (temp_slots_at_level): Likewise.
1457 * reg-stack.c (stack_regs_mentioned): Likewise.
1458 * regclass.c (allocate_reg_info): Likewise.
1459 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
1460 set_bb_for_stmt, move_block_to_fn): Likewise.
1461 * tree-complex.c (tree_lower_complex): Likewise.
1462 * vec.h (VEC_safe_grow_cleared): New.
1464 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
1466 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
1468 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
1469 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
1471 * cfgloopmanip.c (scale_loop_frequencies): Export.
1472 (loopify): Scale the frequencies by prescribed coefficients.
1473 (set_zero_probability): New function.
1474 (duplicate_loop_to_header_edge): Improve updating of frequencies.
1475 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
1476 and frequencies according to arguments.
1477 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
1479 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
1480 * modulo-sched.c (sms_schedule): Set probabilities for entering
1481 versioned loop correctly.
1482 * tree-vect-transform.c (vect_transform_loop): Ditto.
1483 * cfgloop.h (loopify, loop_version): Declaration changed.
1484 (scale_loop_frequencies): Declared.
1486 2007-01-02 Jan Hubicka <jh@suse.cz>
1488 * cgraph.c: Include tree-flow.h
1489 (cgraph_add_new-function): Handle IPA_SSA mode; execute
1491 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
1492 * tree-pass.h (pass_all_early_optimizations): Declare.
1493 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
1495 (cgraph_analyze_function): Do early_local_passes.
1496 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
1497 Do not add referenced vars.
1498 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
1500 (gate_all_early_local_passes): New gate.
1501 (pass_early_local_passes): Use new gate.
1502 (execute_early_local_optimizations): New functions.
1503 (gate_all_early_optimizations): New gate.
1504 (pass_all_early_optimizations): New pass.
1505 (execute_free_datastructures): Free SSA only when initialized.
1506 (gate_init_datastructures): Init only when optimizing.
1507 (tree_lowering_passes): Do early local passes when called late.
1508 * tree-profile.c (do_tree_profiling): Don't profile functions added
1510 (do_early_tree_profiling, pass_early_tree_profile): Kill.
1511 * tree-cfg.c (update_modified_stmts): Do not update when operands are
1513 * passes.c (init_optimizations_passes): Reorder so we go into SSA
1514 during early_local_passes.
1515 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
1518 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
1520 * Makefile.in: Update copyright year.
1522 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
1524 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
1525 in $(lang_checks) and check-consistency targets.
1527 2007-01-02 Jan Hubicka <jh@suse.cz>
1529 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
1530 Do not add referenced vars.
1531 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
1533 * passes.c (init_optimization_passes): Put mudflap_2 after
1534 free_datastructures.
1536 2007-01-02 Jan Hubicka <jh@suse.cz>
1538 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
1539 Set NOTHROW flag on call statements proved to be nothrow.
1540 Update statement of local calls so new pure/const functions are
1541 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
1543 (tree_rest_of_compilation): Register hooks and initialize bitmap
1544 early. Do not set after_inlining flag.
1546 2007-01-02 Steve Ellcey <sje@cup.hp.com>
1548 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
1549 HOST_BITS_PER_LONGLONG
1551 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1554 * c-typeck.c (store_init_value): Don't emit pedantic overflow
1555 warning for non-static initializers.
1557 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
1559 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
1560 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
1561 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
1562 Always use set_unique_reg_note to add REG_EQUAL notes.
1564 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
1567 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
1569 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
1570 * cfgbuild.c (find_basic_blocks): Likewise.
1571 * cfgrtl.c (rtl_create_basic_block): Likewise.
1572 * function.c (temp_slots_at_level): Likewise.
1573 * reg-stack.c (stack_regs_mentioned): Likewise.
1574 * regclass.c (allocate_reg_info): Likewise.
1575 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
1576 set_bb_for_stmt, move_block_to_fn): Likewise.
1577 * tree-complex.c (tree_lower_complex): Likewise.
1578 * vec.h (VEC_safe_grow_cleared): New.
1580 2007-01-02 Ian Lance Taylor <iant@google.com>
1582 * c-common.c (c_common_truthvalue_conversion): When warning about
1583 using an assignment as a truth value, set TREE_NO_WARNING.
1585 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1588 * c.opt (Wold-style-declaration): New.
1589 * doc/invoke.texi (C-only Warning Options): New.
1590 (Wold-style-declaration): Document it.
1591 (Wextra): Enabled by -Wextra.
1592 * c-opts.c (c_common_post_options): Enabled by -Wextra.
1593 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
1594 -Wold-style-declaration.
1596 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
1598 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
1599 * cfgbuild.c (find_basic_blocks): Likewise.
1600 * cfgrtl.c (rtl_create_basic_block): Likewise.
1601 * function.c (temp_slots_at_level): Likewise.
1602 * reg-stack.c (stack_regs_mentioned): Likewise.
1603 * regclass.c (allocate_reg_info): Likewise.
1604 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
1605 set_bb_for_stmt, move_block_to_fn): Likewise.
1606 * tree-complex.c (tree_lower_complex): Likewise.
1607 * vec.h (VEC_safe_grow_cleared): New.
1609 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
1611 * c-common.c(c_common_nodes_and_builtins): Since variants of
1612 void_type_node get built before it is given a name, we need to
1613 give those variants the name, too.
1614 (complete_array_type): We need to work with the canonical main
1615 type of the array, from which we will build the qualified version.
1616 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
1617 * print-tree.c (print_node): Display canonical type information
1619 * stor-layout.c (layout_type): When we don't know the
1620 alignment of a type for which we're building an array, we end up
1621 guessing wrong, so make the type require structural equality.
1622 * tree.c (make_node_stat): When we build a new type, it is its
1624 (build_type_attribute_qual_variant): When building an attribute
1625 variant, its canonical type is the non-attribute variant. However,
1626 if the attributes are target-dependent and they differ, we need to
1627 use structural equality checks for this type.
1628 (build_qualified_type): A qualified type is not equivalent to its
1629 unqualified variant; set the canonical type appropriately.
1630 (build_distinct_type_copy): When building a distinct type from
1631 another type, the new type is its own canonical type.
1632 (build_variant_type_copy): When building a new type variant, we
1633 assume that it is equivalent to the original type.
1634 (build_pointer_type_for_mode): When building a pointer type, also
1635 build a canonical type pointer.
1636 (build_reference_type_for_mode): When building a reference type,
1637 also build a canonical type reference.
1638 (build_index_type): When we can't hash an index type (e.g.,
1639 because its maximum value is negative), the index type requires
1640 structural equality tests.
1641 (build_array_type): Build the canonical form of an array type.
1642 (build_function_type): Function types require structural equality,
1643 because they contain default arguments, attributes, etc.
1644 (build_method_type_directly): Ditto for method types.
1645 (build_offset_type): Build the canonical offset type.
1646 (build_complex_type): Build the canonical vector type.
1647 (make_vector_type): Build the canonical vector type.
1648 * tree.h (TYPE_CANONICAL): New.
1649 (TYPE_STRUCTURAL_EQUALITY_P): New.
1650 (SET_TYPE_STRUCTURAL_EQUALITY): New.
1651 (struct tree_type): Added "canonical" field.
1652 * params.h (VERIFY_CANONICAL_TYPES): New.
1653 * doc/c-tree.texi (TYPE_CANONICAL): Document.
1654 (TYPE_STRUCTURAL_EQUALITY_P): Document.
1655 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
1656 * doc/invoke.texi (verify-canonical-types): Document --param
1657 parameter for verifying canonical types.
1659 2007-01-02 Joseph Myers <joseph@codesourcery.com>
1661 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
1662 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
1663 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
1664 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
1666 * config/rs6000/e500.h: New.
1667 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
1668 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
1670 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
1671 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
1672 TARGET_E500_DOUBLE): Remove.
1673 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
1674 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
1675 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
1676 * config/rs6000/rs6000.c (rs6000_override_options): Use
1679 2007-01-02 Joseph Myers <joseph@codesourcery.com>
1681 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
1682 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
1683 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
1684 rs6000_emit_cmove): Don't check TARGET_E500.
1685 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
1686 sordered): Don't check TARGET_E500.
1688 2007-01-01 Eric Christopher <echristo@apple.com>
1690 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
1691 HARD_REGISTER_NUM_P.
1693 2007-01-01 Roger Sayle <roger@eyesopen.com>
1695 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
1696 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
1697 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
1700 2007-01-01 Mike Stump <mrs@apple.com>
1702 * configure.ac: Remove support for building with Apple's gcc-3.1.
1704 2007-01-02 Joseph Myers <joseph@codesourcery.com>
1707 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
1708 REG is a hard register. Do not modify REG before calling
1710 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
1711 multiple of the size of YMODE for certain lowpart cases.
1713 2007-01-01 Andrew Pinski <pinskia@gmail.com>
1716 * gimplify (voidify_wrapper_expr): Update for
1719 2007-01-01 Andreas Schwab <schwab@suse.de>
1722 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
1723 save of BR0 in extra_spill_size instead of spill_size.
1724 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
1726 (ia64_expand_epilogue): Restore BR0 from its new location.
1728 2007-01-01 Andrew Pinski <pinskia@gmail.com>
1730 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
1731 Use a temporary variable if the left hand side is not a gimple
1734 2007-01-01 Andrew Pinski <pinskia@gmail.com>
1736 * gimplify.c (gimplify_return_expr): Make the temporary variable
1737 for the return expression, a gimple register variable.
1739 2007-01-01 Jan Hubicka <jh@suse.cz>
1741 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
1744 2007-01-01 Mike Stump <mrs@apple.com>
1746 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
1748 * config/darwin.c (machopic_select_rtx_section): Use
1750 (darwin_mergeable_constant_section): Likewise.
1751 * configure: Regenerate.
1752 * config.in: Regenerate.
1754 2007-01-01 Jan Hubicka <jh@suse.cz>
1755 Andrew Pinski <pinskia@gmail.com>
1757 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
1758 before starting IPA passes.