1 2007-01-18 Ben Elliston <bje@au.ibm.com>
3 * genpreds.c (write_insn_preds_c): Only write out the function
4 body for regclass_for_constraint if we have register constraints.
6 2007-01-17 Tom Tromey <tromey@redhat.com>
8 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
9 * doc/install.texi (Testing): Use sourceware.org.
12 * doc/contrib.texi (Contributors): Use sourceware.org.
14 2007-01-17 Anatoly Sokolov <aesok@post.ru>
16 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
17 (AVR_ENHANCED): Rename to ...
18 (AVR_HAVE_MUL): ... new.
19 (avr_enhanced_p): Rename to ...
20 (avr_have_mul_p): ... new.
21 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
22 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
23 * config/avr/avr.c (avr_enhanced_p): Rename to ...
24 (avr_have_mul_p): ... new.
25 (base_arch_s): Rename 'enhanced' to 'have_mul'.
26 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
27 'avr_enhanced_p' and 'enhanced'.
28 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
29 AVR_HAVE_MUL instead of AVR_ENHANCED.
30 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
31 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
32 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
33 instead of AVR_ENHANCED.
34 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
35 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
36 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
38 2007-01-17 Ian Lance Taylor <iant@google.com>
40 * vec.h (VEC_reserve_exact): Define.
41 (vec_gc_p_reserve_exact): Declare.
42 (vec_gc_o_reserve_exact): Declare.
43 (vec_heap_p_reserve_exact): Declare.
44 (vec_heap_o_reserve_exact): Declare.
45 (VEC_OP (T,A,reserve_exact)): New static inline function, three
47 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
49 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
50 (VEC_OP (T,A,copy)) [all versions]: Likewise.
51 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
52 * vec.c (calculate_allocation): Add exact parameter. Change all
54 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
55 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
56 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
57 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
58 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
59 (vec_heap_p_reserve_exact): New function.
60 (vec_heap_o_reserve_exact): New function.
62 2007-01-17 Jan Hubicka <jh@suse.cz>
64 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
66 2007-01-17 Eric Christopher <echristo@apple.com>
68 * config.gcc: Support core2 processor.
70 2007-01-16 Jan Hubicka <jh@suse.cz>
72 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
73 the names, just unlink the chain so we don't crash on dangling pointers
76 2007-01-16 Jan Hubicka <jh@suse.cz>
78 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
79 * tree-pass.h: Reorder to make IPA passes appear toegher.
80 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
81 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
82 parameters, do not call early inliner.
83 * ipa-inline.c: Update comments. Include tree-flow.h
84 (cgraph_decide_inlining): Do not compute inlining parameters.
85 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
86 be called with function context set up.
87 (pass_ipa_inline): Remove unreachable functions before pass.
88 (cgraph_early_inlining): Simplify assuming to be called from the
90 (pass_early_inline): New pass.
91 (cgraph_gate_ipa_early_inlining): New gate.
92 (pass_ipa_early_inline): Turn into simple wrapper.
93 (compute_inline_parameters): New function.
94 (gate_inline_passes): New gate.
95 (pass_inline_parameters): New pass.
96 (apply_inline): Move here from tree-optimize.c
97 (pass_apply_inline): New pass.
98 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
100 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
102 (tree_function_versioning): Do not allocate dummy struct function.
103 * tree-inline.h (optimize_inline_calls): Update prototype.
104 * tree-optimize.c (execute_fixup_cfg): Export.
105 (pass_fixup_cfg): Remove
106 (tree_rest_of_compilation): Do not apply inlines.
107 * tree-flow.h (execute_fixup_cfg): Declare.
108 * Makefile.in (gt-passes.c): New.
109 * passes.c: Include gt-passes.h
110 (init_optimization_passes): New passes.
111 (nnodes, order): New static vars.
112 (do_per_function_toporder): New function.
113 (execute_one_pass): Dump current pass here.
114 (execute_ipa_pass_list): Don't dump current pass here.
116 2007-01-16 Janis Johnson <janis187@us.ibm.com>
118 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
119 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
121 2007-01-16 David Edelsohn <edelsohn@gnu.org>
123 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
124 (strong_alias): Define.
125 (__gcc_qmul): Provide non-FMA for soft-float.
141 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
142 soft-float functions.
143 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
144 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
145 about long double soft float.
147 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
148 Tehila Meyzels <tehila@il.ibm.com>
150 * tree-vectorizer.h (is_pattern_stmt_p): New.
151 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
152 formatting (tabs instead of spaces). Cleanup and clarify setting
153 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
154 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
155 (vectorizable_type_demotion): Check that types are integral.
156 (vectorizable_type_promotion): Likewise.
157 (vectorizable_store): Fix typo. Eliminate new-line at end of
160 2007-01-16 Jan Hubicka <jh@suse.cz>
162 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
165 2007-01-15 Eric Christopher <echristo@apple.com>
167 * ifcvt.c: Include vec.h, vecprim.h.
168 (check_cond_move_block): New argument regs.
169 Reorganize. Add registers used to regs.
170 (cond_move_process_if_block): Use regs set above as
173 2007-01-15 Eric Christopher <echristo@apple.com>
175 * config/darwin.h: Update copyright.
176 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
177 (LINK_COMMAND_SPEC): Add -u.
178 (LINK_SPEC): Fix umbrella for above.
180 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
182 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
185 2007-01-15 Tom Tromey <tromey@redhat.com>
187 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
188 * doc/install.texi (Testing): Don't mention jacks.
189 (Configuration): Document --enable-java-maintainer-mode. Move
190 --with-java-home to libgcj-specific section. Document
192 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
194 2007-01-15 Jan Hubicka <jh@suse.cz>
196 * tree-ssa-dce.c (DCE_TODOs): New.
197 (propagate_necessity): Return if something changed.
198 (eliminate_unnecessary_stmts): Likewise.
199 (perform_tree_ssa_dce): Return TODO flags when needed.
200 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
202 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
204 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
205 (fyl2x_extend<mode>xf3_i387): New insn pattern.
206 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
207 insn patterns using X87MODEF12 mode macro. Extend operand 1
208 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
209 (log10<mode>2): Ditto.
210 (log2<mode>2): Ditto.
211 (log1p<mode>2): Ditto.
212 (logb<mode>2): Ditto.
213 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
214 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
215 (*fxtractxf3_i387): Rename from *fxtractxf3.
216 (fxtract_extend<mode>xf3_i387): New insn pattern.
217 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
219 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
220 and gen_fyl2xxf3_i387().
222 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
224 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
225 * cfgloopmanip.c (fix_loop_placement): Made static. Use
226 get_loop_exit_edges. Changed return type to bool.
227 * cfgloop.h (fix_loop_placement): Declaration removed.
229 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
231 * param.h (MIN_VECT_LOOP_BOUND): New.
232 * params.def (MIN_VECT_LOOP_BOUND): New.
233 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
234 argument - minimum threshold for number of iterations.
235 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
236 argument to declaration.
237 * tree-vect-analyze.c (vect_analyze_operations): Check value of
239 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
240 slpeel_tree_peel_loop_to_edge with additional argument.
241 (vect_do_peeling_for_alignment): Likewise.
242 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
244 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
247 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
250 2007-01-14 Jan Hubicka <jh@suse.cz>
252 * tree-dfa.c (remove_referenced_var): New function.
253 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
254 prune referenced vars list too.
255 * tree-flow.h (remove_referenced_var): Declare.
257 2007-01-14 Jan Hubicka <jh@suse.cz>
259 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
261 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
262 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
263 * except.h (verify_eh_throw_table_statements): Kill prototype.
264 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
265 into call exrepssions.
266 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
268 * tree-cfg.c: Include pointer-set.h.
269 (verify_node_sharing): Work on pointer set.
270 (verify_eh_throw_stmt_node): New.
271 (verify_stmts): Use pointers sets, verify throw_stmt.
273 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
275 * ipa-reference.c (analyze_function): Consider also addresses taken
278 2007-01-12 Roger Sayle <roger@eyesopen.com>
280 * c-typeck.c (null_pointer_constant_p): Replace use of
281 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
282 (build_c_cast): Likewise.
284 2007-01-12 Roger Sayle <roger@eyesopen.com>
286 * tree.h (force_fit_type_double): Remove unused final argument.
287 * c-common.c (constant_expression_warning): Replace use of
288 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
289 (convert_and_check): Likewise.
290 (shorten_compare): Update call to force_fit_type_double.
291 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
292 * convert.c (convert_to_pointer): Update call to
293 force_fit_type_double.
294 * fold-const.c (force_fit_type_double): Remove overflowed_const
296 (int_const_binop, fold_convert_const_int_from_int,
297 fold_convert_const_int_from_real, fold_div_compare,
298 fold_sign_changed_comparison, fold_unary, fold_negate_const,
299 fold_abs_const, fold_not_const): Remove the final argument from
300 calls to force_fit_type_double.
302 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
304 * configure.ac: Set insn to "nop" for spu-*-* also.
305 * configure: Regenerate.
307 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
309 * builtins.def : Add BUILT_IN_FREE.
311 2007-01-12 Jan Hubicka <jh@suse.cz>
313 PR tree-optimization/30443
314 * tree-inline.c (tree_function_versioning): Do not optimize when
315 cloning for inlining.
317 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
319 * doc/loop.texi: Document recording of loop exits.
320 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
321 (update_single_exits_after_duplication,
322 update_single_exit_for_duplicated_loop,
323 update_single_exit_for_duplicated_loops): Removed.
324 (duplicate_loop_to_header_edge): Do not call
325 update_single_exits_after_duplication and
326 update_single_exit_for_duplicated_loops.
327 (loop_version): Do not update single_exit information.
328 (fix_loop_structure): Use record_loop_exits instead of
329 mark_single_exit_loops.
330 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
331 the lists of loop exits.
332 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
333 split_edge, merge_blocks): Update the lists of loop exits.
334 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
336 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
337 of mark_single_exit_loops.
338 (loop_optimizer_finalize): Call release_recorded_exits.
339 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
340 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
341 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
342 update single exit information.
343 * lambda-code.c (perfect_nestify): Ditto.
344 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
345 (mark_single_exit_loops): Removed.
346 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
347 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
348 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
350 (get_loop_exit_edges, single_exit): Use recorded exit lists.
351 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
352 (verify_loop_structure): Verify consistency of the exit lists.
353 (flow_loops_find): Use alloc_loop. Initialize exits hash.
354 (set_single_exit): Removed.
355 * cfgloop.h (struct loop_exit): New function.
356 (struct loop): single_exit_ field replaced by exits field.
357 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
358 (struct loops): Added exits hash.
359 (mark_single_exit_loops, set_single_exit): Declaration removed.
360 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
362 2007-01-12 Richard Sandiford <richard@codesourcery.com>
364 * doc/invoke.texi: Avoid use of @headitem.
366 2007-01-12 Richard Sandiford <richard@codesourcery.com>
368 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
370 2007-01-12 Richard Sandiford <richard@codesourcery.com>
372 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
375 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
376 Richard Sandiford <richard@codesourcery.com>
378 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
379 * config/m68k/m68k.opt: Resort options.
380 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
382 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
383 Richard Sandiford <richard@codesourcery.com>
385 * doc/invoke.texi: Document the macros that are defined by
386 m68k's -mtune and -mhard-float options.
387 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
388 (m68k_cpp_cpu_family): Likewise.
389 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
390 of __ucfv*__ macros. Define __mcffpu__ if generating code for
391 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
392 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
393 (m68k_cpp_cpu_family): Likewise.
395 2007-01-12 Richard Sandiford <richard@codesourcery.com>
397 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
398 macros besides mc68000 as tuning macros. Use a switch statement
399 to set them and mcpu32.
401 2007-01-12 Julian Brown <julian@codesourcery.com>
403 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
404 (TARGET_68040_ONLY): Rename to...
405 (TARGET_68040): ...this.
406 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
407 * config/m68k/m68k.md: Likewise.
409 2007-01-12 Julian Brown <julian@codesourcery.com>
410 Nathan Sidwell <nathan@codesourcery.com>
411 Richard Sandiford <richard@codesourcery.com>
413 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
414 the -mcpu= argument associated with the --with-cpu setting.
415 Define M68K_DEFAULT_TUNE to the default -mtune= option,
416 if different from the one implied by the -mcpu setting.
417 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
418 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
419 * doc/invoke.texi: Mention ColdFire in the introduction to the
420 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
421 -mno-div and -mhard-float options. Make -m68881 a synonym for
422 -mhard-float. Document the previously-undocumented -m5206e,
423 -m528x, -m5307 and -m5407 options. Tweak the existing option
424 documentation for consistency.
425 * doc/install.texi: Mention new --with-cpu arguments.
426 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
427 default CPU if neither -mcpu nor -march are specified.
428 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
429 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
430 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
431 using m68k_tune to decide between families that implement the
432 same ISA. Use m68k_tune to set __mcfv4e__.
433 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
434 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
435 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
436 (FL_ISA_C, FL_ISA_MMU): New macros.
437 (MASK_COLDFIRE): Delete.
438 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
439 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
440 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
441 (TARGET_HARD_FLOAT): Do not define here.
442 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
443 (TUNE_68000): New macro.
444 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
445 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
446 (TUNE_CFV2): Redefine in terms of m68k_tune.
447 (uarch_type, target_device, fpu_type): New enums.
448 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
449 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
450 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
451 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
452 (FL_FOR_isa_c): New macros.
453 (m68k_isa): New enum.
454 (m68k_target_selection): New structure.
455 (all_devices, all_isas, all_microarchs): New tables.
456 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
457 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
458 (MASK_ALL_CPU_BITS): Delete.
459 (m68k_find_selection): New function.
460 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
461 Map the legacy target options to a combination of the new ones.
462 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
463 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
464 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
466 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
467 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
469 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
470 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
471 * config/m68k/m68k-devices.def: New file.
473 2007-01-12 Richard Sandiford <richard@codesourcery.com>
474 Nathan Sidwell <nathan@codesourcery.com>
476 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
477 (SUBTARGET_EXTRA_SPECS): New macros.
478 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
479 use %(asm_cpu_spec) instead.
480 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
481 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
482 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
483 (EXTRA_SPECS): Rename to...
484 (SUBTARGET_EXTRA_SPECS): ...this.
486 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
487 Richard Sandiford <richard@codesourcery.com>
488 Julian Brown <julian@codesourcery.com>
490 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
491 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
492 to the configuration's default CPU.
493 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
494 Remove default masks.
495 (m680[012]0-*-*): Set the default with_cpu to the first part of
497 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
498 (m68k*-*-linux): Extend the --with-cpu handling to...
499 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
500 and m68010. Don't set target_cpu_default2.
501 * doc/install.texi: Document --with-cpu for m68k.
502 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
503 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
504 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
505 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
506 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
507 (ASM_SPEC): Remove use of %(asm_cpu_default).
508 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
509 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
510 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
511 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
512 __HAVE_FPU__ if TARGET_HARD_FLOAT.
513 (TARGET_DEFAULT): Delete.
514 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
515 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
516 (CPP_CPU_SPEC): Delete.
517 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
518 the appropriate string.
519 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
520 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
521 (ASM_SPEC): Don't use %(asm_default_spec).
522 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
523 TARGET_DEFAULT and add MASK_68881.
524 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
526 2007-01-12 Richard Sandiford <richard@codesourcery.com>
528 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
529 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
530 MASK_68010 alongside MASK_68020.
531 * doc/invoke.texi: Document -m68010.
532 * config/m68k/m68k.opt (m68010): New.
533 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
535 (TUNE_68010): New macro.
536 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
537 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
538 (M68K_CPU_m68332): Add MASK_68010.
539 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
541 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
543 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
544 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
545 to all entries that use MASK_68020.
546 (output_move_simode_const, output_move_himode, output_move_qimode)
547 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
548 instead of TARGET_68020 to select clr behavior. Remove comment
549 about there being no TARGET_68010.
550 * config/m68k/m68k.md: Likewise throughout.
552 2007-01-12 Julian Brown <julian@codesourcery.com>
554 * config/m68k/m68k.h (TARGET_ISAB): New macro.
555 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
556 * config/m68k/m68k.md: Likewise.
558 2007-01-12 Julian Brown <julian@codesourcery.com>
560 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
561 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
563 2007-01-12 Julian Brown <julian@codesourcery.com>
565 * config/m68k/m68k.h (TUNE_68040_60): New macro.
566 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
567 * config/m68k/m68k.md: Likewise.
569 2007-01-12 Julian Brown <julian@codesourcery.com>
570 Richard Sandiford <richard@codesourcery.com>
572 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
573 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
574 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
576 (TARGET_CPU32): Rename to...
577 (TUNE_CPU32): ...this.
578 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
579 (TUNE_CFV2): New macros.
580 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
581 remove conditions that are implied by TARGET_68020.
582 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
583 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
584 (m68k_output_function_epilogue): Likewise.
585 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
586 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
587 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
588 non-68000 timings. Refactor multiplication and division costs.
589 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
590 TUNE_CPU32 instead of TARGET_CPU32.
591 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
592 and TUNE_68060 instead of TARGET_68060.
593 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
594 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
596 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
597 && !TARGET_COLDFIRE" to choose between moveq and clr.
598 Likewise in the unnamed movsf pattern.
599 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
600 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
603 2007-01-12 Richard Sandiford <richard@codesourcery.com>
605 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
606 of tabbing before backslashes.
608 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
610 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
611 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
612 (ASM_OUTPUT_INTERNAL_LABEL): Define.
614 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
616 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
617 find_interesting_uses_cond.
618 (find_interesting_uses_cond): Use extract_cond_operands.
619 (rewrite_use_compare): Use extract_cond_operands and
620 force_gimple_operand_bsi. Do not call update_stmt.
621 (determine_use_iv_cost_condition): Use extract_cond_operands.
622 Return cheaper of using original bound and changing the exit bound.
624 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
626 PR tree-optimization/29516
627 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
628 most_expensive_mult_to_index, addr_to_parts,
629 create_mem_ref, maybe_fold_tmr): Make the type of
630 fields of TARGET_MEM_REF sizetype.
631 (move_fixed_address_to_symbol, move_pointer_to_base):
633 * tree.def (TARGET_MEM_REF): Add comment on types of
636 2007-01-11 Joseph Myers <joseph@codesourcery.com>
638 * c-common.c (vector_types_convertible_p): Treat opaque types as
639 always convertible if they have the same size, but not otherwise.
641 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
643 * ifcvt.c (struct noce_if_info): Add comments to the fields.
644 Remove the b_unconditional field.
645 (noce_try_sign_mask): Do not look at b_unconditional.
646 (noce_process_if_block): Do not use merge_if_blocks. Update
647 the CFG here. Do not set b_unconditional.
648 (cond_move_process_if_block): Likewise.
649 (find_cond_trap): Likewise.
650 (check_cond_move_block): Require simple jump insns at the end
653 2007-01-11 Jan Hubicka <jh@suse.cz>
655 PR tree-optimization/1046
656 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
657 when alias info is not ready.
658 (pass_tail_recursion): Do not require aliasing.
659 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
660 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
661 * tree-ssa-copy.c (pass_copy_prop): Likewise.
662 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
663 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
664 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
665 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
667 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
668 When aliasing is not build, mark statement as volatile.
670 2007-01-11 Tom Tromey <tromey@redhat.com>
672 PR preprocessor/15185, PR preprocessor/20989:
673 * doc/cppopts.texi <-MT>: Update description of algorithm for
674 computing default target.
675 <-M, -MD>: Reword "basename" text.
677 2007-01-11 Roger Sayle <roger@eyesopen.com>
679 * builtins.c (expand_builtin_pow, expand_builtin_powi,
680 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
681 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
682 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
683 fold_builtin_bswap, real_constp, fold_builtin_pow,
684 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
685 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
686 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
687 * convert.c (convert_to_pointer): Likewise.
688 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
689 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
690 const_binop, fold_convert_const_int_from_int,
691 fold_convert_const_int_from_real,
692 fold_convert_const_real_from_real, sign_bit_p,
693 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
694 fold_sign_changed_comparison, fold_unary, fold_comparison,
695 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
696 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
697 * print-tree.c (print_node_brief, print_node): Likewise.
698 * stor-layout.c (place_field, layout_type): Likewise.
699 * tree-chrec.c (keep_cast): Likewise.
700 * tree.c (build_vector, build_real, build_real_from_int_cst,
701 build_complex): Likewise.
703 2007-01-11 Roger Sayle <roger@eyesopen.com>
705 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
706 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
708 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
710 * configure.ac (strict1_warn): Rename to strict_warn.
711 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
712 cc_set_by_configure, quoted_cc_set_by_configure,
713 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
714 all_boot_languages, all_stagestuff): Remove.
715 (target_list): Remove bootstrap targets.
716 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
717 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
718 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
719 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
720 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
721 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
722 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
723 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
724 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
725 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
726 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
727 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
728 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
729 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
730 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
731 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
732 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
733 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
734 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
735 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
736 (mostlyclean): Adjust.
737 (clean, distclean): Don't mention bootstrap stuff.
738 * configure: Regenerate.
739 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
740 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
741 treelang/config-lang.in (stagestuff): Remove.
742 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
743 stageprofile, stagefeedback, stagestuff): Remove mention.
745 2007-01-11 Nick Clifton <nickc@redhat.com>
747 * config/mcore/predicates.md (mcore_general_movesrc_operand):
749 (mcore_general_movdst_operand): Do not accept CONST_INTs.
750 (mcore_arith_K_S_operand): Run the test for the S constraint not
751 the test for the M constraint.
752 (mcore_addsub_operand): Do not accept integer values that are
754 * config/mcore/mcore.md: Remove unused constraints from split.
755 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
757 (allocate_stack): Likewise.
758 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
760 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
762 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
763 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
764 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
765 mcore_output_bclri, mcore_output_andn, output_inline_const,
766 mcore_output_move, mcore_output_movedouble): Likewise.
767 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
768 (output_inline_const): Likewise.
769 (output_inline_const): Fix format strings used in sprintf
771 * config/mcore/mcore-protos.h: Update prototypes for changed
772 functions in mcore.c.
773 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
774 HOST_WIDE_INT and not int.
775 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
776 CONST_OK_FOR_N): Likewise.
777 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
778 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
781 2007-01-10 Jan Hubicka <jh@suse.cz>
783 * tree-vrp.c (remove_range_assertions): Release defs.
784 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
785 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
787 2007-01-10 Paul Brook <paul@codesourcery.com>
789 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
790 * config/arm/arm.md (mulsi3subsi): New insn.
792 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
794 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
795 (tree_transform_and_unroll_loop): New.
796 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
799 2007-01-10 Robert Kennedy <jimbob@google.com>
801 * fold-const.c (fold_comparison): Fold comparisons like (x *
802 1000 < 0) to (x < 0).
804 2007-01-10 Ian Lance Taylor <iant@google.com>
806 * tree-pretty-print.c (dump_generic_node): Print parentheses when
807 operands have the same priority.
809 2007-01-10 Tom Tromey <tromey@redhat.com>
811 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
812 (fold_binary): Likewise.
813 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
814 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
815 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
816 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
817 * langhooks.h (struct lang_hooks): Removed field
818 'can_use_bit_fields_p'.
820 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
822 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
824 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
826 * function.c (get_last_funcdef_no): New function.
827 * function.h (get_last_funcdef_no): Declare.
828 * tree-inline.c (initialize_cfun): Add initialization.
829 (tree_function_versioning): Cleanup.
831 2007-01-10 Jan Hubicka <jh@suse.cz>
833 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
836 2007-01-10 Sa Liu <saliu@de.ibm.com>
837 Ben Elliston <bje@au.ibm.com>
839 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
840 for SAVE_NONLOCAL and Pmode for any other save level.
841 * spu-protos.h (spu_restore_stack_block): Declare.
842 * spu.md (save_stack_block): Remove.
843 (restore_stack_block): Call spu_restore_stack_block.
844 * spu.c (spu_restore_stack_block): New function.
845 (spu_expand_epilogue): Remove old comment.
847 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
849 PR tree-optimization/30322
850 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
851 (cand_value_at): Return the value as aff_tree.
852 (may_eliminate_iv): Convert the bound from aff_tree to tree.
853 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
854 aff_combination_mult): New functions.
855 (aff_combination_add): Use aff_combination_add_cst.
856 (aff_combination_convert): Allow conversions to a wider type.
857 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
858 * tree-affine.h (aff_combination_mult): Declare.
860 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
862 * doc/tm.texi: Update documentation to reflect reality of exec
863 and start file search behaviours. Update copyright year.
864 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
865 header file directories.
867 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
869 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
870 (*cosxf2): Rename to cosxf2_i387.
871 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
872 using X87MODEF12 mode macro. Rename patterns to
873 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
875 (*cosdf2, *cossf2): Ditto.
876 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
877 to match extended input operands.
878 (sincos<mode>3): New expander.
879 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
880 insn patterns and corresponding splitters.
882 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
884 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
885 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
887 2007-01-09 Nicolas Pitre <nico@cam.org>
890 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
892 2007-01-08 Geoffrey Keating <geoffk@apple.com>
894 * target.h (struct gcc_target): New field library_rtti_comdat.
895 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
896 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
897 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
898 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
900 2007-01-08 Geoffrey Keating <geoffk@apple.com>
902 * doc/invoke.texi (Optimize Options): Correct description of -O0.
904 2007-01-08 Richard Guenther <rguenther@suse.de>
906 * tree.h (force_fit_type_double): Export.
907 (force_fit_type): Remove.
908 * fold-const.c (force_fit_type_double): New function.
909 (force_fit_type): Remove.
910 (int_const_binop): Use it.
911 (fold_convert_const_int_from_int): Likewise.
912 (fold_convert_const_int_from_real): Likewise.
913 (fold_div_compare): Likewise.
914 (fold_sign_changed_comparison): Likewise.
915 (fold_unary): Likewise.
916 (fold_negate_const): Likewise.
917 (fold_abs_const): Likewise.
918 (fold_not_const): Likewise.
919 * c-common.c (shorten_compare): Use force_fit_type_double.
920 * convert.c (convert_to_pointer): Likewise.
922 2007-01-08 Richard Guenther <rguenther@suse.de>
924 * tree.h (build_int_cst_wide_type): Export.
925 * tree.c (build_int_cst_wide_type): New function.
926 (build_int_cst_wide): Fix comment.
927 * builtins.c (fold_builtin_object_size): Use build_int_cst
928 to build -1 or 0 of the correct type. Use fit_double_type
929 to check for overflow.
930 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
932 (decode_field_reference): Likewise.
933 (all_ones_mask_p): Likewise.
934 (native_interpret_int): Use build_int_cst_wide_type.
935 (fold_binary): Use build_int_cst_type to build an all-ones
937 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
939 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
941 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
943 2007-01-09 Ben Elliston <bje@au.ibm.com>
945 * genautomata.c (STATS_OPTION): New option.
946 (stats_flag): New flag.
947 (gen_automata_option): Handle it.
948 (initiate_automaton_gen): Ditto.
949 (write_automata): Output statistics only if stats_flag is
950 set. Likewise, output time statistics only if time_flag is set.
951 * doc/md.texi (Processor pipeline description): Document new flag.
953 2007-01-08 Richard Guenther <rguenther@suse.de>
955 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
956 * tree.c (build_int_cst_type): Likewise.
957 (size_in_bytes): Don't call force_fit_type on the result.
958 (int_fits_type_p): Use fit_double_type.
959 * fold-const.c (fit_double_type): New function.
960 (force_fit_type): Use it.
961 * tree.h (fit_double_type): Export.
963 2007-01-08 Jan Hubicka <jh@suse.cz>
965 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
966 * ipa.c (function_and_variable_visibility): Fix return type.
968 2007-01-08 Richard Guenther <rguenther@suse.de>
970 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
971 of offset to build the index.
972 * tree-pretty-print.c (dump_generic_node): Don't build negated
973 const just for printing.
974 * c-pretty-print.c (pp_c_integer_constant): Likewise.
975 * builtins.c (fold_builtin_int_roundingfn): Check if result
976 fits the type by using force_fit_type and comparing the result.
977 * predict.c (predict_loops): Use compare_tree_int for comparison.
978 * tree.c (build_int_cst): Fall back to integer_type_node for
980 (build_int_cst_wide): Assert type is non-null.
982 2007-01-08 Roberto Costa <roberto.costa@st.com>
984 * tree-vrp.c (extract_range_from_cond_expr): New.
985 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
986 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
988 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
989 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
990 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
992 * tree-object-size.c (cond_expr_object_size): New.
993 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
995 2007-01-08 Jan Hubicka <jh@suse.cz>
997 * tree-ssa-forwprop.c (forward_propagate_into_cond,
998 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
1001 2007-01-08 Richard Guenther <rguenther@suse.de>
1003 PR tree-optimization/23603
1004 * tree-vrp.c (set_value_range_to_truthvalue): New function.
1005 (extract_range_from_binary): Fall back to truthvalue instead of
1006 varying for TRUTH_*_EXPR.
1007 (extract_range_from_comparison): Fall back to truthvalue instead of
1009 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
1010 if all visited PHI values were constant.
1012 2007-01-08 Jan Hubicka <jh@suse.cz>
1014 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
1015 (cgraph_analyze_function): break out from ...
1016 (cgraph_finalize_compilation_unit): ... here.
1017 (cgraph_expand_function): Remove forgoten commented out line.
1018 (cgraph_optimize): Analyze functions.
1020 2007-01-08 Jan Hubicka <jh@suse.cz>
1022 * tree-pas.h (TODO_remove_function): New flag.
1023 (TODO_update*): Renumber.
1024 (pass_ipa_increase_alignment,
1025 pass_ipa_function_and_variable_visibility): New passes.
1026 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
1027 (cgraph_function_and_variable_visibility): Move to ipa.c
1028 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
1029 cgraph_increase_alignment.
1030 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
1031 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
1032 calling tree-inline.
1033 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
1034 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
1035 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
1036 (gate_increase_alignment): New function.
1037 (pass_ipa_increase_alignment): New pass.
1038 * ipa.c: Inline tree-pass.h and timevar.h
1039 (function_and_variable_visibility): Move here from cgraphunit.c
1040 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
1041 * passes.c (init_optimization_passes): Add the two new passes.
1042 (execute_todo): Handle cgraph_remove_functions.
1044 2007-01-08 Nick Clifton <nickc@redhat.com>
1046 * config/frv/predicates.md (reg_or_0_operand): Accept
1049 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
1051 * config/bfin/rtems.h, config/bfin/t-rtems: New.
1052 * config.gcc: Add bfin*-rtems*.
1054 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
1056 * c.opt: Add -flax-vector-conversions.
1057 * c-typeck.c (convert_for_assignment): Pass flag to
1058 vector_types_convertible_p to allow emission of note.
1059 (digest_init): Likewise.
1060 * c-opts.c: Handle -flax-vector-conversions.
1061 * c-common.c (flag_lax_vector_conversions): New.
1062 (vector_types_convertible_p): Unless -flax-vector conversions
1063 has been passed, disallow conversions between vectors with
1064 differing numbers of subparts and/or element types. If such
1065 a conversion is disallowed, possibly emit a note on the first
1066 occasion only to inform the user of -flax-vector-conversions.
1067 The new last argument specifies this.
1068 * c-common.h (flag_lax_vector_conversions): New.
1069 (vector_types_convertible_p): Add extra argument.
1070 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
1071 char_type_node for V*QI type vectors.
1072 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
1073 Update to satisfy new typechecking rules.
1074 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
1076 * doc/invoke.texi (C Dialect Options): Document
1077 -flax-vector-conversions.
1079 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
1081 PR tree-optimization/29877
1082 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
1083 a register variable on the RHS to not be replaceable.
1085 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
1086 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
1087 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
1088 const_simm15, const_pow2, const_npow2): Added.
1089 * config/score/misc.md (insv, extv, extzv, movmemsi,
1090 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
1091 * config/score/score.c (score_address_cost, score_select_cc_mode):
1093 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
1094 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
1095 Update score_print_operand.
1096 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
1097 Adjust register allocate order and update some macro define.
1098 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
1099 mdx_block_move_straight, mdx_block_move_loop_head,
1100 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
1101 mdx_block_move): Added.
1102 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
1103 mdp_limm): Updated and fix some bug and typo.
1104 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
1105 (movsf, movdf, doloop_end): Added.
1107 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
1109 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
1110 config/arm/thumb2.md: Fix comment typos.
1111 * doc/extend.texi: Fix a typo.
1113 2007-01-07 Eric Christopher <echristo@apple.com>
1115 * configure.ac: Check for __stack_chk_fail for darwin.
1116 * configure: Regenerate.
1118 2007-01-07 Richard Guenther <rguenther@suse.de>
1120 * tree-vrp.c (extract_range_from_assert): CSE calls to
1121 compare_values where possible.
1122 (extract_range_from_unary_expr): Likewise.
1124 2007-01-07 Anatoly Sokolov <aesok@post.ru>
1126 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
1127 * config/avr/avr.c (call_insn_operand): Delete function.
1128 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
1129 instead of register number. Use predicates.
1130 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
1131 call_insn_operand): Add.
1133 2007-01-06 Jan Hubicka <jh@suse.cz>
1135 * tree-pass.h (pass_build_cgraph_edges): Declare.
1136 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
1137 (visited_nodes): Remove.
1138 (cgraph_create_edges): Move to cgraphbuild.c; rename to
1139 build_cgrpah_edges; make visited_nodes local.
1140 (cgraph_process_new_functions): DO not call initialize_inline_failed.
1141 (record_references_in_initializer): Move to cgraphbuild.c
1142 (initialize_inline_failed, rebuild_cgraph_edges,
1143 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
1144 (verify_cgraph_node): Make visited_nodes local.
1145 (cgraph_analyze_function): Do not call cgraph_create_edges and
1146 initialize_inline_failed.
1147 (cgraph_expand_function): Do not call cgraph_lower_function;
1148 assert that function is already lowered.
1149 * Makefile.in (cgraphbuild.o): New.
1150 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
1151 at the end of lowering passes.
1153 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
1155 * ifcvt.c (cond_move_convert_if_block): New function, code
1156 factored out from...
1157 (cond_move_process_if_block): ...here. Call the new function
1158 on the THEN and ELSE blocks.
1159 (merge_if_block): Do not copy global_live_at_end, merge_blocks
1160 already takes care of this.
1162 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1165 * tree.h (TREE_OVERFLOW_P): New.
1166 * c-typeck.c (parser_build_unary_op): Warn only if result
1167 overflowed and operands did not.
1168 (parser_build_binary_op): Likewise.
1169 (convert_for_assignment): Remove redundant overflow_warning.
1170 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
1172 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1174 * c-typeck.c (store_init_value): Split over two lines to follow
1175 the GNU coding style.
1177 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
1179 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
1180 __GXX_EXPERIMENTAL_CXX0X__.
1181 * doc/cpp.texi: Same.
1183 2007-01-05 Richard Guenther <rguenther@suse.de>
1186 * tree.c (get_narrower): Do not construct COMPONENT_REFs
1187 with mismatched types. Instead explicitly build a
1188 conversion NOP_EXPR.
1190 2007-01-05 Ian Lance Taylor <iant@google.com>
1192 * c-common.c (decl_with_nonnull_addr_p): New function.
1193 (c_common_truthvalue_conversion): Call it.
1194 * c-typeck.c (build_binary_op): Likewise.
1195 * c-common.h (decl_with_nonnull_addr_p): Declare.
1197 2007-01-05 Jakub Jelinek <jakub@redhat.com>
1200 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
1203 2007-01-05 Joel Brobecker <brobecker@adacore.com>
1205 * doc/install.texi (Final install): Document the fact that
1206 the GNAT runtime should not be stripped.
1208 2007-01-04 Jan Hubicka <jh@suse.cz>
1210 * tree-inline.c (fold_marked_statements): Update operand caches
1211 and EH after folding
1213 2007-01-04 Ian Lance Taylor <iant@google.com>
1215 * c-common.c (check_function_nonnull): Whitespace fix.
1217 2007-01-04 Jan Hubicka <jh@suse.cz>
1219 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
1220 comitted older version of patch.
1221 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
1222 function, celanup cfg and collect garbage.
1224 2007-01-04 Mike Stump <mrs@apple.com>
1226 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
1229 2007-01-04 Eric Christopher <echristo@apple.com>
1231 * libgcc2.c (__bswapsi2): Use SItype.
1232 (__bswapdi2): Use DItype.
1233 * libgcc2.h: Update for above.
1235 2007-01-04 Paul Brook <paul@codesourcery.com>
1237 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
1238 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
1239 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
1240 umulsidi3, umulsidi3adddi, smulsi3_highpart,
1241 umulsi3_highpart): Make conditional on !arm_arch6.
1242 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
1243 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
1244 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
1245 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
1246 umulsi3_highpart_v6): New insns.
1248 2007-01-04 Roger Sayle <roger@eyesopen.com>
1250 * fold-const.c (fold_convert): When casting an expression to void,
1251 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
1252 have a type. Instead of attempting to build a NOP_EXPR, return
1253 these "special" trees directly.
1255 2007-01-04 Joseph Myers <joseph@codesourcery.com>
1257 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
1258 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
1259 rs6000_cost->fp not 0 as adjustment for outer NEG.
1261 2007-01-04 Jan Hubicka <jh@suse.cz>
1263 * cgraph.c (cgraph_release_function_body): New function.
1264 (cgraph_remove_node): Use it.
1265 * cgraph.h (cgraph_release_function_body): Declare.
1266 * cgraphunit.c (cgraph_expand_function): Use it.
1267 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
1268 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
1269 is initialized and while compilation of other function is running.
1270 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
1271 statement CFG annotations from here to ...
1272 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
1274 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
1276 * cfgloop.h (enum li_flags): Make the constants powers of two.
1278 2007-01-04 Jan Hubicka <jh@suse.cz>
1280 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
1282 (fold_marked_statements): New function.
1283 (optimize_inline_calls, tree_function_versioning): Fold new statements.
1284 * tree-inline.h (copy_body_data): Add statements_to_fold.
1286 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
1288 * config.gcc: Mention libgcc/config.host.
1289 * Makefile.in: Update comments mentioning libgcc.
1290 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
1291 (all.cross, start.encap, rest.encap, rest.cross): Update
1292 dependencies for libgcc move.
1293 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
1294 (clean-target, clean-target-libgcc): Delete.
1295 (srcdirify, GCC_EXTRA_PARTS): New macros.
1296 (libgcc-support, libgcc.mvars): New rules.
1297 (distclean): Remove mention of mklibgcc.
1298 (install): Don't reference INSTALL_LIBGCC.
1299 (install-common): Don't reference EXTRA_PARTS.
1300 (install-libgcc, install-multilib): Delete rules.
1301 * mklibgcc.in: Delete file.
1302 * doc/configfiles.texi: Don't mention mklibgcc.
1304 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
1305 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
1306 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
1307 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
1308 (mklibgcc, ldblspecs): Likewise.
1310 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
1311 (posixpre.def): Use $(T).
1312 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
1313 (SHLIB_SRC, SHLIB_INSTALL): Delete.
1314 (SHLIB_LINK): Make dummy.
1315 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
1317 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
1319 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
1320 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
1321 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
1322 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
1324 * configure.ac (all_outputs): Remove mklibgcc.
1325 * configure: Regenerated.
1327 2007-01-03 Josh Conner <jconner@apple.com>
1330 * calls.c (compute_argument_addresses): Set stack and stack_slot
1331 for partial args, too.
1332 (store_one_arg): Use locate.size.constant for the size when
1333 generating a save_area.
1335 2007-01-03 Robert Kennedy <jimbob@google.com>
1337 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
1338 whose definitions are deleted due to basic block merging.
1340 2007-01-03 Paul Brook <paul@codesourcery.com>
1343 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
1345 (use_return_insn): Return 0 for Thumb interrupt functions.
1346 (print_multi_reg): Add rfe argument for IRQ returns.
1347 (arm_output_epilogue): Pop interrupt return address directly into PC.
1348 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
1350 2007-01-03 Paul Brook <paul@codesourcery.com>
1352 Merge from sourcerygxx-4_1.
1353 * config/arm/thumb2.md: New file.
1354 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
1356 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
1357 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
1358 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
1359 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
1361 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
1362 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
1364 * config/arm/ieee754-sf.S: Ditto.
1365 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
1366 (thumb1_base_register_rtx_p): ... to this.
1367 (thumb_index_register_rtx_p): Rename...
1368 (thumb1_index_register_rtx_p): ... to this.
1369 (thumb_output_function_prologue): Rename...
1370 (thumb1_output_function_prologue): ... to this.
1371 (thumb_legitimate_address_p): Rename...
1372 (thumb1_legitimate_address_p): ... to this.
1373 (thumb_rtx_costs): Rename...
1374 (thumb1_rtx_costs): ... to this.
1375 (thumb_compute_save_reg_mask): Rename...
1376 (thumb1_compute_save_reg_mask): ... to this.
1377 (thumb_final_prescan_insn): Rename...
1378 (thumb1_final_prescan_insn): ... to this.
1379 (thumb_expand_epilogue): Rename...
1380 (thumb1_expand_epilogue): ... to this.
1381 (arm_unwind_emit_stm): Rename...
1382 (arm_unwind_emit_sequence): ... to this.
1383 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
1384 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
1385 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
1386 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
1387 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
1388 thumb2_output_casesi): New functions.
1389 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
1390 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
1391 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
1392 THUMB2_WORK_REGS): Define.
1393 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
1394 arm_condexec_mask, arm_condexec_masklen)): New variables.
1395 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
1396 (arm_override_options): Check new CPU capabilities.
1397 Set new architecture flag variables.
1398 (arm_isr_value): Handle v7m interrupt functions.
1399 (user_return_insn): Return 0 for v7m interrupt functions. Handle
1401 (const_ok_for_arm): Handle Thumb-2 constants.
1402 (arm_gen_constant): Ditto. Use movw when available.
1403 (arm_function_ok_for_sibcall): Return false for v7m interrupt
1405 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
1406 (thumb_find_work_register, arm_load_pic_register,
1407 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
1408 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
1409 print_multi_reg, output_mov_long_double_fpa_from_arm,
1410 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
1411 output_mov_double_fpa_from_arm, output_move_double,
1412 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
1413 output_return_instruction, arm_output_function_prologue,
1414 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
1415 arm_output_mi_thunk, thumb_set_return_address): Ditto.
1416 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
1417 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
1418 (arithmetic_instr, shift_op): Use arm_shift_nmem.
1419 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
1421 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
1422 (thumb_expand_prologue): Use thumb_set_frame_pointer.
1423 (arm_file_start): Output directive for unified syntax.
1424 (arm_unwind_emit_set): Handle stack alignment instruction.
1425 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
1426 Add v6t2, v7, v7a, v7r and v7m.
1427 (RETLDM): Add Thumb-2 code.
1428 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
1429 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
1430 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
1431 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
1432 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
1433 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
1434 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
1435 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
1436 ADJUST_INSN_LENGTH): Define.
1437 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
1438 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
1439 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
1440 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
1441 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
1442 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
1443 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
1444 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
1445 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
1446 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
1447 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
1448 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
1449 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
1450 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
1451 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
1452 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
1453 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
1455 * config/arm/arm-tune.md: Regenerate.
1456 * config/arm/arm-protos.h: Update prototypes.
1457 * config/arm/vfp.md: Enable patterns for Thumb-2.
1458 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
1459 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
1460 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
1461 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
1462 * config/arm/libunwind.S: Add Thumb-2 code.
1463 * config/arm/constraints.md: Update include Thumb-2.
1464 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
1465 * config/arm/ieee754-df.S: Ditto.
1466 * config/arm/bpabi.S: Ditto.
1467 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
1468 * config/arm/predicates.md (low_register_operand,
1469 low_reg_or_int_operand, thumb_16bit_operator): New.
1470 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
1471 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
1472 * config/arm/t-arm-elf: Add armv7 multilib.
1473 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
1475 (UNSPEC_STACK_ALIGN, ce_count): New.
1476 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
1477 arm_zero_extendsidi2, arm_zero_extendqidi2): New
1479 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
1480 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
1481 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
1482 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
1483 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
1484 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
1486 * doc/extend.texi: Document ARMv7-M interrupt functions.
1487 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
1489 2007-01-03 Jakub Jelinek <jakub@redhat.com>
1491 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
1492 (struct _Unwind_Context): Rename args_size to flags, remove
1493 signal_frame field, add a new args_size field and version field.
1494 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
1495 _Unwind_IsExtendedContext): New inline functions.
1496 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
1497 Assume by_value array is only present if _Unwind_IsExtendedContext.
1498 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
1499 _Unwind_IsSignalFrame.
1500 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
1501 (uw_update_context_1): Use _Unwind_SetSignalFrame.
1502 (uw_init_context_1): Initialize context->flags to
1503 EXTENDED_CONTEXT_BIT.
1504 * config/rs6000/linux-unwind.h (frob_update_context): Use
1505 _Unwind_SetSignalFrame.
1507 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1510 * gimplify.c (gimplify_modify_expr_complex_part): Move below
1511 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
1514 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
1516 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
1517 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
1518 RET, AT_SP): Remove.
1519 * config/i386/i386.md (*sse_prologue_save_insn): Use return
1522 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
1523 * cfgbuild.c (find_basic_blocks): Likewise.
1524 * cfgrtl.c (rtl_create_basic_block): Likewise.
1525 * function.c (temp_slots_at_level): Likewise.
1526 * reg-stack.c (stack_regs_mentioned): Likewise.
1527 * regclass.c (allocate_reg_info): Likewise.
1528 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
1529 set_bb_for_stmt, move_block_to_fn): Likewise.
1530 * tree-complex.c (tree_lower_complex): Likewise.
1531 * vec.h (VEC_safe_grow_cleared): New.
1533 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
1535 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
1537 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
1538 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
1540 * cfgloopmanip.c (scale_loop_frequencies): Export.
1541 (loopify): Scale the frequencies by prescribed coefficients.
1542 (set_zero_probability): New function.
1543 (duplicate_loop_to_header_edge): Improve updating of frequencies.
1544 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
1545 and frequencies according to arguments.
1546 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
1548 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
1549 * modulo-sched.c (sms_schedule): Set probabilities for entering
1550 versioned loop correctly.
1551 * tree-vect-transform.c (vect_transform_loop): Ditto.
1552 * cfgloop.h (loopify, loop_version): Declaration changed.
1553 (scale_loop_frequencies): Declared.
1555 2007-01-02 Jan Hubicka <jh@suse.cz>
1557 * cgraph.c: Include tree-flow.h
1558 (cgraph_add_new-function): Handle IPA_SSA mode; execute
1560 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
1561 * tree-pass.h (pass_all_early_optimizations): Declare.
1562 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
1564 (cgraph_analyze_function): Do early_local_passes.
1565 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
1566 Do not add referenced vars.
1567 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
1569 (gate_all_early_local_passes): New gate.
1570 (pass_early_local_passes): Use new gate.
1571 (execute_early_local_optimizations): New functions.
1572 (gate_all_early_optimizations): New gate.
1573 (pass_all_early_optimizations): New pass.
1574 (execute_free_datastructures): Free SSA only when initialized.
1575 (gate_init_datastructures): Init only when optimizing.
1576 (tree_lowering_passes): Do early local passes when called late.
1577 * tree-profile.c (do_tree_profiling): Don't profile functions added
1579 (do_early_tree_profiling, pass_early_tree_profile): Kill.
1580 * tree-cfg.c (update_modified_stmts): Do not update when operands are
1582 * passes.c (init_optimizations_passes): Reorder so we go into SSA
1583 during early_local_passes.
1584 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
1587 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
1589 * Makefile.in: Update copyright year.
1591 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
1593 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
1594 in $(lang_checks) and check-consistency targets.
1596 2007-01-02 Jan Hubicka <jh@suse.cz>
1598 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
1599 Do not add referenced vars.
1600 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
1602 * passes.c (init_optimization_passes): Put mudflap_2 after
1603 free_datastructures.
1605 2007-01-02 Jan Hubicka <jh@suse.cz>
1607 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
1608 Set NOTHROW flag on call statements proved to be nothrow.
1609 Update statement of local calls so new pure/const functions are
1610 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
1612 (tree_rest_of_compilation): Register hooks and initialize bitmap
1613 early. Do not set after_inlining flag.
1615 2007-01-02 Steve Ellcey <sje@cup.hp.com>
1617 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
1618 HOST_BITS_PER_LONGLONG
1620 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1623 * c-typeck.c (store_init_value): Don't emit pedantic overflow
1624 warning for non-static initializers.
1626 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
1628 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
1629 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
1630 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
1631 Always use set_unique_reg_note to add REG_EQUAL notes.
1633 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
1636 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
1638 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
1639 * cfgbuild.c (find_basic_blocks): Likewise.
1640 * cfgrtl.c (rtl_create_basic_block): Likewise.
1641 * function.c (temp_slots_at_level): Likewise.
1642 * reg-stack.c (stack_regs_mentioned): Likewise.
1643 * regclass.c (allocate_reg_info): Likewise.
1644 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
1645 set_bb_for_stmt, move_block_to_fn): Likewise.
1646 * tree-complex.c (tree_lower_complex): Likewise.
1647 * vec.h (VEC_safe_grow_cleared): New.
1649 2007-01-02 Ian Lance Taylor <iant@google.com>
1651 * c-common.c (c_common_truthvalue_conversion): When warning about
1652 using an assignment as a truth value, set TREE_NO_WARNING.
1654 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1657 * c.opt (Wold-style-declaration): New.
1658 * doc/invoke.texi (C-only Warning Options): New.
1659 (Wold-style-declaration): Document it.
1660 (Wextra): Enabled by -Wextra.
1661 * c-opts.c (c_common_post_options): Enabled by -Wextra.
1662 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
1663 -Wold-style-declaration.
1665 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
1667 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
1668 * cfgbuild.c (find_basic_blocks): Likewise.
1669 * cfgrtl.c (rtl_create_basic_block): Likewise.
1670 * function.c (temp_slots_at_level): Likewise.
1671 * reg-stack.c (stack_regs_mentioned): Likewise.
1672 * regclass.c (allocate_reg_info): Likewise.
1673 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
1674 set_bb_for_stmt, move_block_to_fn): Likewise.
1675 * tree-complex.c (tree_lower_complex): Likewise.
1676 * vec.h (VEC_safe_grow_cleared): New.
1678 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
1680 * c-common.c(c_common_nodes_and_builtins): Since variants of
1681 void_type_node get built before it is given a name, we need to
1682 give those variants the name, too.
1683 (complete_array_type): We need to work with the canonical main
1684 type of the array, from which we will build the qualified version.
1685 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
1686 * print-tree.c (print_node): Display canonical type information
1688 * stor-layout.c (layout_type): When we don't know the
1689 alignment of a type for which we're building an array, we end up
1690 guessing wrong, so make the type require structural equality.
1691 * tree.c (make_node_stat): When we build a new type, it is its
1693 (build_type_attribute_qual_variant): When building an attribute
1694 variant, its canonical type is the non-attribute variant. However,
1695 if the attributes are target-dependent and they differ, we need to
1696 use structural equality checks for this type.
1697 (build_qualified_type): A qualified type is not equivalent to its
1698 unqualified variant; set the canonical type appropriately.
1699 (build_distinct_type_copy): When building a distinct type from
1700 another type, the new type is its own canonical type.
1701 (build_variant_type_copy): When building a new type variant, we
1702 assume that it is equivalent to the original type.
1703 (build_pointer_type_for_mode): When building a pointer type, also
1704 build a canonical type pointer.
1705 (build_reference_type_for_mode): When building a reference type,
1706 also build a canonical type reference.
1707 (build_index_type): When we can't hash an index type (e.g.,
1708 because its maximum value is negative), the index type requires
1709 structural equality tests.
1710 (build_array_type): Build the canonical form of an array type.
1711 (build_function_type): Function types require structural equality,
1712 because they contain default arguments, attributes, etc.
1713 (build_method_type_directly): Ditto for method types.
1714 (build_offset_type): Build the canonical offset type.
1715 (build_complex_type): Build the canonical vector type.
1716 (make_vector_type): Build the canonical vector type.
1717 * tree.h (TYPE_CANONICAL): New.
1718 (TYPE_STRUCTURAL_EQUALITY_P): New.
1719 (SET_TYPE_STRUCTURAL_EQUALITY): New.
1720 (struct tree_type): Added "canonical" field.
1721 * params.h (VERIFY_CANONICAL_TYPES): New.
1722 * doc/c-tree.texi (TYPE_CANONICAL): Document.
1723 (TYPE_STRUCTURAL_EQUALITY_P): Document.
1724 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
1725 * doc/invoke.texi (verify-canonical-types): Document --param
1726 parameter for verifying canonical types.
1728 2007-01-02 Joseph Myers <joseph@codesourcery.com>
1730 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
1731 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
1732 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
1733 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
1735 * config/rs6000/e500.h: New.
1736 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
1737 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
1739 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
1740 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
1741 TARGET_E500_DOUBLE): Remove.
1742 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
1743 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
1744 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
1745 * config/rs6000/rs6000.c (rs6000_override_options): Use
1748 2007-01-02 Joseph Myers <joseph@codesourcery.com>
1750 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
1751 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
1752 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
1753 rs6000_emit_cmove): Don't check TARGET_E500.
1754 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
1755 sordered): Don't check TARGET_E500.
1757 2007-01-01 Eric Christopher <echristo@apple.com>
1759 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
1760 HARD_REGISTER_NUM_P.
1762 2007-01-01 Roger Sayle <roger@eyesopen.com>
1764 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
1765 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
1766 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
1769 2007-01-01 Mike Stump <mrs@apple.com>
1771 * configure.ac: Remove support for building with Apple's gcc-3.1.
1773 2007-01-02 Joseph Myers <joseph@codesourcery.com>
1776 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
1777 REG is a hard register. Do not modify REG before calling
1779 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
1780 multiple of the size of YMODE for certain lowpart cases.
1782 2007-01-01 Andrew Pinski <pinskia@gmail.com>
1785 * gimplify (voidify_wrapper_expr): Update for
1788 2007-01-01 Andreas Schwab <schwab@suse.de>
1791 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
1792 save of BR0 in extra_spill_size instead of spill_size.
1793 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
1795 (ia64_expand_epilogue): Restore BR0 from its new location.
1797 2007-01-01 Andrew Pinski <pinskia@gmail.com>
1799 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
1800 Use a temporary variable if the left hand side is not a gimple
1803 2007-01-01 Andrew Pinski <pinskia@gmail.com>
1805 * gimplify.c (gimplify_return_expr): Make the temporary variable
1806 for the return expression, a gimple register variable.
1808 2007-01-01 Jan Hubicka <jh@suse.cz>
1810 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
1813 2007-01-01 Mike Stump <mrs@apple.com>
1815 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
1817 * config/darwin.c (machopic_select_rtx_section): Use
1819 (darwin_mergeable_constant_section): Likewise.
1820 * configure: Regenerate.
1821 * config.in: Regenerate.
1823 2007-01-01 Jan Hubicka <jh@suse.cz>
1824 Andrew Pinski <pinskia@gmail.com>
1826 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
1827 before starting IPA passes.