1 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3 * config.gcc (m68k-*-uclinux*): Base the port on the common
4 and m68k GNU/Linux files rather than on the generic ELF ones.
5 * config/m68k/uclinux.h (TARGET_VERSION): Override.
6 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
8 2007-01-18 Julian Brown <julian@codesourcery.com>
9 Richard Sandiford <richard@codesourcery.com>
11 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
12 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
13 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
15 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
17 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
19 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21 * doc/install.texi: Document m68k-uclinuxoldabi.
22 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
23 * config/m68k/uclinux-oldabi.h: New file, copied from
24 config/m68k/uclinux.h.
26 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
28 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
29 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
30 (m32r_compute_frame_size): Use unsigned for regno.
31 (m32r_reload_lr): Use gen_frame_mem.
33 (m32r_output_function_epilogue): Don't output the function epilogue
35 (m32r_expand_epilogue): New.
36 (direct_return): Return false if the function has the interrupt
38 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
39 * config/m32r/m32r.md (epilogue): New expander.
40 (return_lr, return_rte): New insns.
41 (return): Make it expander.
42 (return_normal): New expander.
44 2007-01-18 Josh Conner <jconner@apple.com>
47 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
48 support for UNLE, UNLT, UNGE, and UNGT.
50 2007-01-18 Jan Hubicka <jh@suse.cz>
52 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
53 * tree-tailcall (add_virtual_phis): Likewise.
54 (optimize_tail_call): Return TODOs.
55 (execute_tail_calls): Return TODOs.
56 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
57 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
59 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
60 Cleanup cfg using TODO.
61 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
62 * passes.c (execute_function_todo): When cleanup did something, remove
64 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
65 (make_edges): Don't cleanup_cfg.
67 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
69 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
70 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
71 operate on the top of stack.
72 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
73 register handling of instructions that output to the second
75 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
76 (move_for_stack_reg): Special-case check for dead destination
77 stack slot for constant load of 1.0 inside UNSPEC_TAN.
79 * config/i386/i386.md (UNSPEC_TAN): New constant.
80 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
81 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
82 to correctly model move of constant 1.0 to top stack slot.
83 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
84 (unnamed peephole2 pattern): Remove corresponding peephole2
85 pattern that optimizes tan insn and loading of constant 1.0.
86 (tanxf2): Use fptanxf4_i387.
87 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
88 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
89 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
90 disable patterns for SSE math.
91 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
92 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
94 2007-01-18 Dirk Mueller <dmueller@suse.de>
95 Richard Guenther <rguenther@suse.de>
98 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
99 * common.opt (Warray-bounds): Add new warning option.
100 * c-opts.c (c_common_handle_option): Define -Warray-bounds
102 * Makefile.in: make tree-vrp.o depend on toplev.h
103 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
105 (check_array_refs, check_array_bounds, check_array_ref): New.
107 2007-01-18 Jan Hubicka <jh@suse.cz>
109 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
110 (execute_ssa_ccp): Return flags conditionally.
111 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
113 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
115 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
117 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
118 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
120 * Makefile.c (GTFILES): Add cfglayout.h.
121 * gengtype.c (open_base_files): Likewise.
122 * cfglayout.c (cfg_layout_function_footer,
123 cfg_layout_function_header) Reindent to make gengtype happy.
124 * cfglayout.h (cfg_layout_function_footer,
125 cfg_layout_function_header): Add GTY(()) marker.
127 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
129 2007-01-18 Ben Elliston <bje@au.ibm.com>
131 * genautomata.c (write_automata): Include xstrerror output in the
132 error message if writing the DFA description file fails.
134 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
136 * config/mips/mips-protos.h (mips_output_external): Make it
138 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
139 * config/mips/mips.c (irix_output_external_libcall): Likewise.
140 (extern_list): Likewise.
141 (extern_head): Likewise.
142 (TARGET_ASM_FILE_END): Likewise.
143 (mips_file_end): Likewise.
144 (mips_output_external): Rewritten.
146 2007-01-18 Ben Elliston <bje@au.ibm.com>
148 * genpreds.c (write_insn_preds_c): Only write out the function
149 body for regclass_for_constraint if we have register constraints.
151 2007-01-17 Tom Tromey <tromey@redhat.com>
153 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
154 * doc/install.texi (Testing): Use sourceware.org.
155 (Binaries): Likewise.
156 (Specific): Likewise.
157 * doc/contrib.texi (Contributors): Use sourceware.org.
159 2007-01-17 Anatoly Sokolov <aesok@post.ru>
161 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
162 (AVR_ENHANCED): Rename to ...
163 (AVR_HAVE_MUL): ... new.
164 (avr_enhanced_p): Rename to ...
165 (avr_have_mul_p): ... new.
166 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
167 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
168 * config/avr/avr.c (avr_enhanced_p): Rename to ...
169 (avr_have_mul_p): ... new.
170 (base_arch_s): Rename 'enhanced' to 'have_mul'.
171 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
172 'avr_enhanced_p' and 'enhanced'.
173 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
174 AVR_HAVE_MUL instead of AVR_ENHANCED.
175 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
176 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
177 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
178 instead of AVR_ENHANCED.
179 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
180 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
181 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
183 2007-01-17 Ian Lance Taylor <iant@google.com>
185 * vec.h (VEC_reserve_exact): Define.
186 (vec_gc_p_reserve_exact): Declare.
187 (vec_gc_o_reserve_exact): Declare.
188 (vec_heap_p_reserve_exact): Declare.
189 (vec_heap_o_reserve_exact): Declare.
190 (VEC_OP (T,A,reserve_exact)): New static inline function, three
192 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
194 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
195 (VEC_OP (T,A,copy)) [all versions]: Likewise.
196 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
197 * vec.c (calculate_allocation): Add exact parameter. Change all
199 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
200 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
201 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
202 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
203 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
204 (vec_heap_p_reserve_exact): New function.
205 (vec_heap_o_reserve_exact): New function.
207 2007-01-17 Jan Hubicka <jh@suse.cz>
209 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
211 2007-01-17 Eric Christopher <echristo@apple.com>
213 * config.gcc: Support core2 processor.
215 2007-01-16 Jan Hubicka <jh@suse.cz>
217 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
218 the names, just unlink the chain so we don't crash on dangling pointers
221 2007-01-16 Jan Hubicka <jh@suse.cz>
223 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
224 * tree-pass.h: Reorder to make IPA passes appear toegher.
225 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
226 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
227 parameters, do not call early inliner.
228 * ipa-inline.c: Update comments. Include tree-flow.h
229 (cgraph_decide_inlining): Do not compute inlining parameters.
230 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
231 be called with function context set up.
232 (pass_ipa_inline): Remove unreachable functions before pass.
233 (cgraph_early_inlining): Simplify assuming to be called from the
235 (pass_early_inline): New pass.
236 (cgraph_gate_ipa_early_inlining): New gate.
237 (pass_ipa_early_inline): Turn into simple wrapper.
238 (compute_inline_parameters): New function.
239 (gate_inline_passes): New gate.
240 (pass_inline_parameters): New pass.
241 (apply_inline): Move here from tree-optimize.c
242 (pass_apply_inline): New pass.
243 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
245 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
247 (tree_function_versioning): Do not allocate dummy struct function.
248 * tree-inline.h (optimize_inline_calls): Update prototype.
249 * tree-optimize.c (execute_fixup_cfg): Export.
250 (pass_fixup_cfg): Remove
251 (tree_rest_of_compilation): Do not apply inlines.
252 * tree-flow.h (execute_fixup_cfg): Declare.
253 * Makefile.in (gt-passes.c): New.
254 * passes.c: Include gt-passes.h
255 (init_optimization_passes): New passes.
256 (nnodes, order): New static vars.
257 (do_per_function_toporder): New function.
258 (execute_one_pass): Dump current pass here.
259 (execute_ipa_pass_list): Don't dump current pass here.
261 2007-01-16 Janis Johnson <janis187@us.ibm.com>
263 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
264 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
266 2007-01-16 David Edelsohn <edelsohn@gnu.org>
268 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
269 (strong_alias): Define.
270 (__gcc_qmul): Provide non-FMA for soft-float.
286 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
287 soft-float functions.
288 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
289 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
290 about long double soft float.
292 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
293 Tehila Meyzels <tehila@il.ibm.com>
295 * tree-vectorizer.h (is_pattern_stmt_p): New.
296 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
297 formatting (tabs instead of spaces). Cleanup and clarify setting
298 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
299 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
300 (vectorizable_type_demotion): Check that types are integral.
301 (vectorizable_type_promotion): Likewise.
302 (vectorizable_store): Fix typo. Eliminate new-line at end of
305 2007-01-16 Jan Hubicka <jh@suse.cz>
307 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
310 2007-01-15 Eric Christopher <echristo@apple.com>
312 * ifcvt.c: Include vec.h, vecprim.h.
313 (check_cond_move_block): New argument regs.
314 Reorganize. Add registers used to regs.
315 (cond_move_process_if_block): Use regs set above as
318 2007-01-15 Eric Christopher <echristo@apple.com>
320 * config/darwin.h: Update copyright.
321 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
322 (LINK_COMMAND_SPEC): Add -u.
323 (LINK_SPEC): Fix umbrella for above.
325 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
327 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
330 2007-01-15 Tom Tromey <tromey@redhat.com>
332 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
333 * doc/install.texi (Testing): Don't mention jacks.
334 (Configuration): Document --enable-java-maintainer-mode. Move
335 --with-java-home to libgcj-specific section. Document
337 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
339 2007-01-15 Jan Hubicka <jh@suse.cz>
341 * tree-ssa-dce.c (DCE_TODOs): New.
342 (propagate_necessity): Return if something changed.
343 (eliminate_unnecessary_stmts): Likewise.
344 (perform_tree_ssa_dce): Return TODO flags when needed.
345 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
347 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
349 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
350 (fyl2x_extend<mode>xf3_i387): New insn pattern.
351 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
352 patterns using X87MODEF12 mode macro. Extend operand 1
353 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
354 (log10<mode>2): Ditto.
355 (log2<mode>2): Ditto.
356 (log1p<mode>2): Ditto.
357 (logb<mode>2): Ditto.
358 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
359 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
360 (*fxtractxf3_i387): Rename from *fxtractxf3.
361 (fxtract_extend<mode>xf3_i387): New insn pattern.
362 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
363 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
364 and gen_fyl2xxf3_i387().
366 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
368 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
369 * cfgloopmanip.c (fix_loop_placement): Made static. Use
370 get_loop_exit_edges. Changed return type to bool.
371 * cfgloop.h (fix_loop_placement): Declaration removed.
373 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
375 * param.h (MIN_VECT_LOOP_BOUND): New.
376 * params.def (MIN_VECT_LOOP_BOUND): New.
377 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
378 argument - minimum threshold for number of iterations.
379 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
380 argument to declaration.
381 * tree-vect-analyze.c (vect_analyze_operations): Check value of
383 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
384 slpeel_tree_peel_loop_to_edge with additional argument.
385 (vect_do_peeling_for_alignment): Likewise.
386 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
388 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
391 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
394 2007-01-14 Jan Hubicka <jh@suse.cz>
396 * tree-dfa.c (remove_referenced_var): New function.
397 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
398 prune referenced vars list too.
399 * tree-flow.h (remove_referenced_var): Declare.
401 2007-01-14 Jan Hubicka <jh@suse.cz>
403 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
405 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
406 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
407 * except.h (verify_eh_throw_table_statements): Kill prototype.
408 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
409 into call exrepssions.
410 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
412 * tree-cfg.c: Include pointer-set.h.
413 (verify_node_sharing): Work on pointer set.
414 (verify_eh_throw_stmt_node): New.
415 (verify_stmts): Use pointers sets, verify throw_stmt.
417 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
419 * ipa-reference.c (analyze_function): Consider also addresses taken
422 2007-01-12 Roger Sayle <roger@eyesopen.com>
424 * c-typeck.c (null_pointer_constant_p): Replace use of
425 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
426 (build_c_cast): Likewise.
428 2007-01-12 Roger Sayle <roger@eyesopen.com>
430 * tree.h (force_fit_type_double): Remove unused final argument.
431 * c-common.c (constant_expression_warning): Replace use of
432 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
433 (convert_and_check): Likewise.
434 (shorten_compare): Update call to force_fit_type_double.
435 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
436 * convert.c (convert_to_pointer): Update call to
437 force_fit_type_double.
438 * fold-const.c (force_fit_type_double): Remove overflowed_const
440 (int_const_binop, fold_convert_const_int_from_int,
441 fold_convert_const_int_from_real, fold_div_compare,
442 fold_sign_changed_comparison, fold_unary, fold_negate_const,
443 fold_abs_const, fold_not_const): Remove the final argument from
444 calls to force_fit_type_double.
446 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
448 * configure.ac: Set insn to "nop" for spu-*-* also.
449 * configure: Regenerate.
451 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
453 * builtins.def : Add BUILT_IN_FREE.
455 2007-01-12 Jan Hubicka <jh@suse.cz>
457 PR tree-optimization/30443
458 * tree-inline.c (tree_function_versioning): Do not optimize when
459 cloning for inlining.
461 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
463 * doc/loop.texi: Document recording of loop exits.
464 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
465 (update_single_exits_after_duplication,
466 update_single_exit_for_duplicated_loop,
467 update_single_exit_for_duplicated_loops): Removed.
468 (duplicate_loop_to_header_edge): Do not call
469 update_single_exits_after_duplication and
470 update_single_exit_for_duplicated_loops.
471 (loop_version): Do not update single_exit information.
472 (fix_loop_structure): Use record_loop_exits instead of
473 mark_single_exit_loops.
474 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
475 the lists of loop exits.
476 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
477 split_edge, merge_blocks): Update the lists of loop exits.
478 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
480 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
481 of mark_single_exit_loops.
482 (loop_optimizer_finalize): Call release_recorded_exits.
483 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
484 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
485 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
486 update single exit information.
487 * lambda-code.c (perfect_nestify): Ditto.
488 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
489 (mark_single_exit_loops): Removed.
490 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
491 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
492 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
494 (get_loop_exit_edges, single_exit): Use recorded exit lists.
495 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
496 (verify_loop_structure): Verify consistency of the exit lists.
497 (flow_loops_find): Use alloc_loop. Initialize exits hash.
498 (set_single_exit): Removed.
499 * cfgloop.h (struct loop_exit): New function.
500 (struct loop): single_exit_ field replaced by exits field.
501 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
502 (struct loops): Added exits hash.
503 (mark_single_exit_loops, set_single_exit): Declaration removed.
504 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
506 2007-01-12 Richard Sandiford <richard@codesourcery.com>
508 * doc/invoke.texi: Avoid use of @headitem.
510 2007-01-12 Richard Sandiford <richard@codesourcery.com>
512 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
514 2007-01-12 Richard Sandiford <richard@codesourcery.com>
516 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
519 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
520 Richard Sandiford <richard@codesourcery.com>
522 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
523 * config/m68k/m68k.opt: Resort options.
524 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
526 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
527 Richard Sandiford <richard@codesourcery.com>
529 * doc/invoke.texi: Document the macros that are defined by
530 m68k's -mtune and -mhard-float options.
531 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
532 (m68k_cpp_cpu_family): Likewise.
533 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
534 of __ucfv*__ macros. Define __mcffpu__ if generating code for
535 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
536 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
537 (m68k_cpp_cpu_family): Likewise.
539 2007-01-12 Richard Sandiford <richard@codesourcery.com>
541 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
542 macros besides mc68000 as tuning macros. Use a switch statement
543 to set them and mcpu32.
545 2007-01-12 Julian Brown <julian@codesourcery.com>
547 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
548 (TARGET_68040_ONLY): Rename to...
549 (TARGET_68040): ...this.
550 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
551 * config/m68k/m68k.md: Likewise.
553 2007-01-12 Julian Brown <julian@codesourcery.com>
554 Nathan Sidwell <nathan@codesourcery.com>
555 Richard Sandiford <richard@codesourcery.com>
557 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
558 the -mcpu= argument associated with the --with-cpu setting.
559 Define M68K_DEFAULT_TUNE to the default -mtune= option,
560 if different from the one implied by the -mcpu setting.
561 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
562 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
563 * doc/invoke.texi: Mention ColdFire in the introduction to the
564 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
565 -mno-div and -mhard-float options. Make -m68881 a synonym for
566 -mhard-float. Document the previously-undocumented -m5206e,
567 -m528x, -m5307 and -m5407 options. Tweak the existing option
568 documentation for consistency.
569 * doc/install.texi: Mention new --with-cpu arguments.
570 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
571 default CPU if neither -mcpu nor -march are specified.
572 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
573 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
574 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
575 using m68k_tune to decide between families that implement the
576 same ISA. Use m68k_tune to set __mcfv4e__.
577 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
578 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
579 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
580 (FL_ISA_C, FL_ISA_MMU): New macros.
581 (MASK_COLDFIRE): Delete.
582 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
583 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
584 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
585 (TARGET_HARD_FLOAT): Do not define here.
586 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
587 (TUNE_68000): New macro.
588 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
589 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
590 (TUNE_CFV2): Redefine in terms of m68k_tune.
591 (uarch_type, target_device, fpu_type): New enums.
592 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
593 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
594 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
595 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
596 (FL_FOR_isa_c): New macros.
597 (m68k_isa): New enum.
598 (m68k_target_selection): New structure.
599 (all_devices, all_isas, all_microarchs): New tables.
600 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
601 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
602 (MASK_ALL_CPU_BITS): Delete.
603 (m68k_find_selection): New function.
604 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
605 Map the legacy target options to a combination of the new ones.
606 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
607 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
608 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
610 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
611 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
613 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
614 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
615 * config/m68k/m68k-devices.def: New file.
617 2007-01-12 Richard Sandiford <richard@codesourcery.com>
618 Nathan Sidwell <nathan@codesourcery.com>
620 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
621 (SUBTARGET_EXTRA_SPECS): New macros.
622 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
623 use %(asm_cpu_spec) instead.
624 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
625 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
626 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
627 (EXTRA_SPECS): Rename to...
628 (SUBTARGET_EXTRA_SPECS): ...this.
630 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
631 Richard Sandiford <richard@codesourcery.com>
632 Julian Brown <julian@codesourcery.com>
634 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
635 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
636 to the configuration's default CPU.
637 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
638 Remove default masks.
639 (m680[012]0-*-*): Set the default with_cpu to the first part of
641 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
642 (m68k*-*-linux): Extend the --with-cpu handling to...
643 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
644 and m68010. Don't set target_cpu_default2.
645 * doc/install.texi: Document --with-cpu for m68k.
646 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
647 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
648 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
649 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
650 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
651 (ASM_SPEC): Remove use of %(asm_cpu_default).
652 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
653 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
654 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
655 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
656 __HAVE_FPU__ if TARGET_HARD_FLOAT.
657 (TARGET_DEFAULT): Delete.
658 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
659 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
660 (CPP_CPU_SPEC): Delete.
661 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
662 the appropriate string.
663 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
664 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
665 (ASM_SPEC): Don't use %(asm_default_spec).
666 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
667 TARGET_DEFAULT and add MASK_68881.
668 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
670 2007-01-12 Richard Sandiford <richard@codesourcery.com>
672 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
673 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
674 MASK_68010 alongside MASK_68020.
675 * doc/invoke.texi: Document -m68010.
676 * config/m68k/m68k.opt (m68010): New.
677 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
679 (TUNE_68010): New macro.
680 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
681 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
682 (M68K_CPU_m68332): Add MASK_68010.
683 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
685 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
687 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
688 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
689 to all entries that use MASK_68020.
690 (output_move_simode_const, output_move_himode, output_move_qimode)
691 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
692 instead of TARGET_68020 to select clr behavior. Remove comment
693 about there being no TARGET_68010.
694 * config/m68k/m68k.md: Likewise throughout.
696 2007-01-12 Julian Brown <julian@codesourcery.com>
698 * config/m68k/m68k.h (TARGET_ISAB): New macro.
699 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
700 * config/m68k/m68k.md: Likewise.
702 2007-01-12 Julian Brown <julian@codesourcery.com>
704 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
705 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
707 2007-01-12 Julian Brown <julian@codesourcery.com>
709 * config/m68k/m68k.h (TUNE_68040_60): New macro.
710 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
711 * config/m68k/m68k.md: Likewise.
713 2007-01-12 Julian Brown <julian@codesourcery.com>
714 Richard Sandiford <richard@codesourcery.com>
716 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
717 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
718 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
720 (TARGET_CPU32): Rename to...
721 (TUNE_CPU32): ...this.
722 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
723 (TUNE_CFV2): New macros.
724 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
725 remove conditions that are implied by TARGET_68020.
726 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
727 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
728 (m68k_output_function_epilogue): Likewise.
729 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
730 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
731 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
732 non-68000 timings. Refactor multiplication and division costs.
733 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
734 TUNE_CPU32 instead of TARGET_CPU32.
735 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
736 and TUNE_68060 instead of TARGET_68060.
737 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
738 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
740 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
741 && !TARGET_COLDFIRE" to choose between moveq and clr.
742 Likewise in the unnamed movsf pattern.
743 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
744 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
747 2007-01-12 Richard Sandiford <richard@codesourcery.com>
749 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
750 of tabbing before backslashes.
752 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
754 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
755 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
756 (ASM_OUTPUT_INTERNAL_LABEL): Define.
758 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
760 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
761 find_interesting_uses_cond.
762 (find_interesting_uses_cond): Use extract_cond_operands.
763 (rewrite_use_compare): Use extract_cond_operands and
764 force_gimple_operand_bsi. Do not call update_stmt.
765 (determine_use_iv_cost_condition): Use extract_cond_operands.
766 Return cheaper of using original bound and changing the exit bound.
768 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
770 PR tree-optimization/29516
771 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
772 most_expensive_mult_to_index, addr_to_parts,
773 create_mem_ref, maybe_fold_tmr): Make the type of
774 fields of TARGET_MEM_REF sizetype.
775 (move_fixed_address_to_symbol, move_pointer_to_base):
777 * tree.def (TARGET_MEM_REF): Add comment on types of
780 2007-01-11 Joseph Myers <joseph@codesourcery.com>
782 * c-common.c (vector_types_convertible_p): Treat opaque types as
783 always convertible if they have the same size, but not otherwise.
785 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
787 * ifcvt.c (struct noce_if_info): Add comments to the fields.
788 Remove the b_unconditional field.
789 (noce_try_sign_mask): Do not look at b_unconditional.
790 (noce_process_if_block): Do not use merge_if_blocks. Update
791 the CFG here. Do not set b_unconditional.
792 (cond_move_process_if_block): Likewise.
793 (find_cond_trap): Likewise.
794 (check_cond_move_block): Require simple jump insns at the end
797 2007-01-11 Jan Hubicka <jh@suse.cz>
799 PR tree-optimization/1046
800 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
801 when alias info is not ready.
802 (pass_tail_recursion): Do not require aliasing.
803 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
804 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
805 * tree-ssa-copy.c (pass_copy_prop): Likewise.
806 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
807 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
808 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
809 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
811 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
812 When aliasing is not build, mark statement as volatile.
814 2007-01-11 Tom Tromey <tromey@redhat.com>
816 PR preprocessor/15185, PR preprocessor/20989:
817 * doc/cppopts.texi <-MT>: Update description of algorithm for
818 computing default target.
819 <-M, -MD>: Reword "basename" text.
821 2007-01-11 Roger Sayle <roger@eyesopen.com>
823 * builtins.c (expand_builtin_pow, expand_builtin_powi,
824 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
825 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
826 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
827 fold_builtin_bswap, real_constp, fold_builtin_pow,
828 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
829 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
830 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
831 * convert.c (convert_to_pointer): Likewise.
832 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
833 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
834 const_binop, fold_convert_const_int_from_int,
835 fold_convert_const_int_from_real,
836 fold_convert_const_real_from_real, sign_bit_p,
837 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
838 fold_sign_changed_comparison, fold_unary, fold_comparison,
839 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
840 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
841 * print-tree.c (print_node_brief, print_node): Likewise.
842 * stor-layout.c (place_field, layout_type): Likewise.
843 * tree-chrec.c (keep_cast): Likewise.
844 * tree.c (build_vector, build_real, build_real_from_int_cst,
845 build_complex): Likewise.
847 2007-01-11 Roger Sayle <roger@eyesopen.com>
849 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
850 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
852 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
854 * configure.ac (strict1_warn): Rename to strict_warn.
855 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
856 cc_set_by_configure, quoted_cc_set_by_configure,
857 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
858 all_boot_languages, all_stagestuff): Remove.
859 (target_list): Remove bootstrap targets.
860 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
861 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
862 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
863 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
864 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
865 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
866 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
867 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
868 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
869 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
870 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
871 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
872 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
873 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
874 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
875 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
876 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
877 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
878 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
879 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
880 (mostlyclean): Adjust.
881 (clean, distclean): Don't mention bootstrap stuff.
882 * configure: Regenerate.
883 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
884 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
885 treelang/config-lang.in (stagestuff): Remove.
886 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
887 stageprofile, stagefeedback, stagestuff): Remove mention.
889 2007-01-11 Nick Clifton <nickc@redhat.com>
891 * config/mcore/predicates.md (mcore_general_movesrc_operand):
893 (mcore_general_movdst_operand): Do not accept CONST_INTs.
894 (mcore_arith_K_S_operand): Run the test for the S constraint not
895 the test for the M constraint.
896 (mcore_addsub_operand): Do not accept integer values that are
898 * config/mcore/mcore.md: Remove unused constraints from split.
899 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
901 (allocate_stack): Likewise.
902 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
904 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
906 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
907 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
908 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
909 mcore_output_bclri, mcore_output_andn, output_inline_const,
910 mcore_output_move, mcore_output_movedouble): Likewise.
911 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
912 (output_inline_const): Likewise.
913 (output_inline_const): Fix format strings used in sprintf
915 * config/mcore/mcore-protos.h: Update prototypes for changed
916 functions in mcore.c.
917 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
918 HOST_WIDE_INT and not int.
919 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
920 CONST_OK_FOR_N): Likewise.
921 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
922 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
925 2007-01-10 Jan Hubicka <jh@suse.cz>
927 * tree-vrp.c (remove_range_assertions): Release defs.
928 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
929 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
931 2007-01-10 Paul Brook <paul@codesourcery.com>
933 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
934 * config/arm/arm.md (mulsi3subsi): New insn.
936 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
938 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
939 (tree_transform_and_unroll_loop): New.
940 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
943 2007-01-10 Robert Kennedy <jimbob@google.com>
945 * fold-const.c (fold_comparison): Fold comparisons like (x *
946 1000 < 0) to (x < 0).
948 2007-01-10 Ian Lance Taylor <iant@google.com>
950 * tree-pretty-print.c (dump_generic_node): Print parentheses when
951 operands have the same priority.
953 2007-01-10 Tom Tromey <tromey@redhat.com>
955 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
956 (fold_binary): Likewise.
957 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
958 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
959 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
960 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
961 * langhooks.h (struct lang_hooks): Removed field
962 'can_use_bit_fields_p'.
964 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
966 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
968 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
970 * function.c (get_last_funcdef_no): New function.
971 * function.h (get_last_funcdef_no): Declare.
972 * tree-inline.c (initialize_cfun): Add initialization.
973 (tree_function_versioning): Cleanup.
975 2007-01-10 Jan Hubicka <jh@suse.cz>
977 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
980 2007-01-10 Sa Liu <saliu@de.ibm.com>
981 Ben Elliston <bje@au.ibm.com>
983 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
984 for SAVE_NONLOCAL and Pmode for any other save level.
985 * spu-protos.h (spu_restore_stack_block): Declare.
986 * spu.md (save_stack_block): Remove.
987 (restore_stack_block): Call spu_restore_stack_block.
988 * spu.c (spu_restore_stack_block): New function.
989 (spu_expand_epilogue): Remove old comment.
991 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
993 PR tree-optimization/30322
994 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
995 (cand_value_at): Return the value as aff_tree.
996 (may_eliminate_iv): Convert the bound from aff_tree to tree.
997 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
998 aff_combination_mult): New functions.
999 (aff_combination_add): Use aff_combination_add_cst.
1000 (aff_combination_convert): Allow conversions to a wider type.
1001 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
1002 * tree-affine.h (aff_combination_mult): Declare.
1004 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
1006 * doc/tm.texi: Update documentation to reflect reality of exec
1007 and start file search behaviours. Update copyright year.
1008 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
1009 header file directories.
1011 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
1013 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
1014 (*cosxf2): Rename to cosxf2_i387.
1015 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
1016 using X87MODEF12 mode macro. Rename patterns to
1017 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
1019 (*cosdf2, *cossf2): Ditto.
1020 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
1021 to match extended input operands.
1022 (sincos<mode>3): New expander.
1023 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
1024 insn patterns and corresponding splitters.
1026 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
1028 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
1029 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
1031 2007-01-09 Nicolas Pitre <nico@cam.org>
1034 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
1036 2007-01-08 Geoffrey Keating <geoffk@apple.com>
1038 * target.h (struct gcc_target): New field library_rtti_comdat.
1039 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
1040 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
1041 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
1042 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
1044 2007-01-08 Geoffrey Keating <geoffk@apple.com>
1046 * doc/invoke.texi (Optimize Options): Correct description of -O0.
1048 2007-01-08 Richard Guenther <rguenther@suse.de>
1050 * tree.h (force_fit_type_double): Export.
1051 (force_fit_type): Remove.
1052 * fold-const.c (force_fit_type_double): New function.
1053 (force_fit_type): Remove.
1054 (int_const_binop): Use it.
1055 (fold_convert_const_int_from_int): Likewise.
1056 (fold_convert_const_int_from_real): Likewise.
1057 (fold_div_compare): Likewise.
1058 (fold_sign_changed_comparison): Likewise.
1059 (fold_unary): Likewise.
1060 (fold_negate_const): Likewise.
1061 (fold_abs_const): Likewise.
1062 (fold_not_const): Likewise.
1063 * c-common.c (shorten_compare): Use force_fit_type_double.
1064 * convert.c (convert_to_pointer): Likewise.
1066 2007-01-08 Richard Guenther <rguenther@suse.de>
1068 * tree.h (build_int_cst_wide_type): Export.
1069 * tree.c (build_int_cst_wide_type): New function.
1070 (build_int_cst_wide): Fix comment.
1071 * builtins.c (fold_builtin_object_size): Use build_int_cst
1072 to build -1 or 0 of the correct type. Use fit_double_type
1073 to check for overflow.
1074 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
1076 (decode_field_reference): Likewise.
1077 (all_ones_mask_p): Likewise.
1078 (native_interpret_int): Use build_int_cst_wide_type.
1079 (fold_binary): Use build_int_cst_type to build an all-ones
1081 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
1083 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
1085 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
1087 2007-01-09 Ben Elliston <bje@au.ibm.com>
1089 * genautomata.c (STATS_OPTION): New option.
1090 (stats_flag): New flag.
1091 (gen_automata_option): Handle it.
1092 (initiate_automaton_gen): Ditto.
1093 (write_automata): Output statistics only if stats_flag is
1094 set. Likewise, output time statistics only if time_flag is set.
1095 * doc/md.texi (Processor pipeline description): Document new flag.
1097 2007-01-08 Richard Guenther <rguenther@suse.de>
1099 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
1100 * tree.c (build_int_cst_type): Likewise.
1101 (size_in_bytes): Don't call force_fit_type on the result.
1102 (int_fits_type_p): Use fit_double_type.
1103 * fold-const.c (fit_double_type): New function.
1104 (force_fit_type): Use it.
1105 * tree.h (fit_double_type): Export.
1107 2007-01-08 Jan Hubicka <jh@suse.cz>
1109 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
1110 * ipa.c (function_and_variable_visibility): Fix return type.
1112 2007-01-08 Richard Guenther <rguenther@suse.de>
1114 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
1115 of offset to build the index.
1116 * tree-pretty-print.c (dump_generic_node): Don't build negated
1117 const just for printing.
1118 * c-pretty-print.c (pp_c_integer_constant): Likewise.
1119 * builtins.c (fold_builtin_int_roundingfn): Check if result
1120 fits the type by using force_fit_type and comparing the result.
1121 * predict.c (predict_loops): Use compare_tree_int for comparison.
1122 * tree.c (build_int_cst): Fall back to integer_type_node for
1124 (build_int_cst_wide): Assert type is non-null.
1126 2007-01-08 Roberto Costa <roberto.costa@st.com>
1128 * tree-vrp.c (extract_range_from_cond_expr): New.
1129 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
1130 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
1132 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
1133 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
1134 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
1135 used as expressions.
1136 * tree-object-size.c (cond_expr_object_size): New.
1137 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
1139 2007-01-08 Jan Hubicka <jh@suse.cz>
1141 * tree-ssa-forwprop.c (forward_propagate_into_cond,
1142 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
1145 2007-01-08 Richard Guenther <rguenther@suse.de>
1147 PR tree-optimization/23603
1148 * tree-vrp.c (set_value_range_to_truthvalue): New function.
1149 (extract_range_from_binary): Fall back to truthvalue instead of
1150 varying for TRUTH_*_EXPR.
1151 (extract_range_from_comparison): Fall back to truthvalue instead of
1153 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
1154 if all visited PHI values were constant.
1156 2007-01-08 Jan Hubicka <jh@suse.cz>
1158 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
1159 (cgraph_analyze_function): break out from ...
1160 (cgraph_finalize_compilation_unit): ... here.
1161 (cgraph_expand_function): Remove forgoten commented out line.
1162 (cgraph_optimize): Analyze functions.
1164 2007-01-08 Jan Hubicka <jh@suse.cz>
1166 * tree-pas.h (TODO_remove_function): New flag.
1167 (TODO_update*): Renumber.
1168 (pass_ipa_increase_alignment,
1169 pass_ipa_function_and_variable_visibility): New passes.
1170 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
1171 (cgraph_function_and_variable_visibility): Move to ipa.c
1172 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
1173 cgraph_increase_alignment.
1174 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
1175 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
1176 calling tree-inline.
1177 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
1178 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
1179 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
1180 (gate_increase_alignment): New function.
1181 (pass_ipa_increase_alignment): New pass.
1182 * ipa.c: Inline tree-pass.h and timevar.h
1183 (function_and_variable_visibility): Move here from cgraphunit.c
1184 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
1185 * passes.c (init_optimization_passes): Add the two new passes.
1186 (execute_todo): Handle cgraph_remove_functions.
1188 2007-01-08 Nick Clifton <nickc@redhat.com>
1190 * config/frv/predicates.md (reg_or_0_operand): Accept
1193 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
1195 * config/bfin/rtems.h, config/bfin/t-rtems: New.
1196 * config.gcc: Add bfin*-rtems*.
1198 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
1200 * c.opt: Add -flax-vector-conversions.
1201 * c-typeck.c (convert_for_assignment): Pass flag to
1202 vector_types_convertible_p to allow emission of note.
1203 (digest_init): Likewise.
1204 * c-opts.c: Handle -flax-vector-conversions.
1205 * c-common.c (flag_lax_vector_conversions): New.
1206 (vector_types_convertible_p): Unless -flax-vector conversions
1207 has been passed, disallow conversions between vectors with
1208 differing numbers of subparts and/or element types. If such
1209 a conversion is disallowed, possibly emit a note on the first
1210 occasion only to inform the user of -flax-vector-conversions.
1211 The new last argument specifies this.
1212 * c-common.h (flag_lax_vector_conversions): New.
1213 (vector_types_convertible_p): Add extra argument.
1214 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
1215 char_type_node for V*QI type vectors.
1216 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
1217 Update to satisfy new typechecking rules.
1218 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
1220 * doc/invoke.texi (C Dialect Options): Document
1221 -flax-vector-conversions.
1223 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
1225 PR tree-optimization/29877
1226 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
1227 a register variable on the RHS to not be replaceable.
1229 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
1230 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
1231 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
1232 const_simm15, const_pow2, const_npow2): Added.
1233 * config/score/misc.md (insv, extv, extzv, movmemsi,
1234 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
1235 * config/score/score.c (score_address_cost, score_select_cc_mode):
1237 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
1238 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
1239 Update score_print_operand.
1240 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
1241 Adjust register allocate order and update some macro define.
1242 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
1243 mdx_block_move_straight, mdx_block_move_loop_head,
1244 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
1245 mdx_block_move): Added.
1246 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
1247 mdp_limm): Updated and fix some bug and typo.
1248 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
1249 (movsf, movdf, doloop_end): Added.
1251 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
1253 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
1254 config/arm/thumb2.md: Fix comment typos.
1255 * doc/extend.texi: Fix a typo.
1257 2007-01-07 Eric Christopher <echristo@apple.com>
1259 * configure.ac: Check for __stack_chk_fail for darwin.
1260 * configure: Regenerate.
1262 2007-01-07 Richard Guenther <rguenther@suse.de>
1264 * tree-vrp.c (extract_range_from_assert): CSE calls to
1265 compare_values where possible.
1266 (extract_range_from_unary_expr): Likewise.
1268 2007-01-07 Anatoly Sokolov <aesok@post.ru>
1270 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
1271 * config/avr/avr.c (call_insn_operand): Delete function.
1272 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
1273 instead of register number. Use predicates.
1274 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
1275 call_insn_operand): Add.
1277 2007-01-06 Jan Hubicka <jh@suse.cz>
1279 * tree-pass.h (pass_build_cgraph_edges): Declare.
1280 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
1281 (visited_nodes): Remove.
1282 (cgraph_create_edges): Move to cgraphbuild.c; rename to
1283 build_cgrpah_edges; make visited_nodes local.
1284 (cgraph_process_new_functions): DO not call initialize_inline_failed.
1285 (record_references_in_initializer): Move to cgraphbuild.c
1286 (initialize_inline_failed, rebuild_cgraph_edges,
1287 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
1288 (verify_cgraph_node): Make visited_nodes local.
1289 (cgraph_analyze_function): Do not call cgraph_create_edges and
1290 initialize_inline_failed.
1291 (cgraph_expand_function): Do not call cgraph_lower_function;
1292 assert that function is already lowered.
1293 * Makefile.in (cgraphbuild.o): New.
1294 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
1295 at the end of lowering passes.
1297 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
1299 * ifcvt.c (cond_move_convert_if_block): New function, code
1300 factored out from...
1301 (cond_move_process_if_block): ...here. Call the new function
1302 on the THEN and ELSE blocks.
1303 (merge_if_block): Do not copy global_live_at_end, merge_blocks
1304 already takes care of this.
1306 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1309 * tree.h (TREE_OVERFLOW_P): New.
1310 * c-typeck.c (parser_build_unary_op): Warn only if result
1311 overflowed and operands did not.
1312 (parser_build_binary_op): Likewise.
1313 (convert_for_assignment): Remove redundant overflow_warning.
1314 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
1316 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1318 * c-typeck.c (store_init_value): Split over two lines to follow
1319 the GNU coding style.
1321 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
1323 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
1324 __GXX_EXPERIMENTAL_CXX0X__.
1325 * doc/cpp.texi: Same.
1327 2007-01-05 Richard Guenther <rguenther@suse.de>
1330 * tree.c (get_narrower): Do not construct COMPONENT_REFs
1331 with mismatched types. Instead explicitly build a
1332 conversion NOP_EXPR.
1334 2007-01-05 Ian Lance Taylor <iant@google.com>
1336 * c-common.c (decl_with_nonnull_addr_p): New function.
1337 (c_common_truthvalue_conversion): Call it.
1338 * c-typeck.c (build_binary_op): Likewise.
1339 * c-common.h (decl_with_nonnull_addr_p): Declare.
1341 2007-01-05 Jakub Jelinek <jakub@redhat.com>
1344 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
1347 2007-01-05 Joel Brobecker <brobecker@adacore.com>
1349 * doc/install.texi (Final install): Document the fact that
1350 the GNAT runtime should not be stripped.
1352 2007-01-04 Jan Hubicka <jh@suse.cz>
1354 * tree-inline.c (fold_marked_statements): Update operand caches
1355 and EH after folding
1357 2007-01-04 Ian Lance Taylor <iant@google.com>
1359 * c-common.c (check_function_nonnull): Whitespace fix.
1361 2007-01-04 Jan Hubicka <jh@suse.cz>
1363 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
1364 comitted older version of patch.
1365 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
1366 function, celanup cfg and collect garbage.
1368 2007-01-04 Mike Stump <mrs@apple.com>
1370 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
1373 2007-01-04 Eric Christopher <echristo@apple.com>
1375 * libgcc2.c (__bswapsi2): Use SItype.
1376 (__bswapdi2): Use DItype.
1377 * libgcc2.h: Update for above.
1379 2007-01-04 Paul Brook <paul@codesourcery.com>
1381 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
1382 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
1383 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
1384 umulsidi3, umulsidi3adddi, smulsi3_highpart,
1385 umulsi3_highpart): Make conditional on !arm_arch6.
1386 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
1387 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
1388 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
1389 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
1390 umulsi3_highpart_v6): New insns.
1392 2007-01-04 Roger Sayle <roger@eyesopen.com>
1394 * fold-const.c (fold_convert): When casting an expression to void,
1395 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
1396 have a type. Instead of attempting to build a NOP_EXPR, return
1397 these "special" trees directly.
1399 2007-01-04 Joseph Myers <joseph@codesourcery.com>
1401 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
1402 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
1403 rs6000_cost->fp not 0 as adjustment for outer NEG.
1405 2007-01-04 Jan Hubicka <jh@suse.cz>
1407 * cgraph.c (cgraph_release_function_body): New function.
1408 (cgraph_remove_node): Use it.
1409 * cgraph.h (cgraph_release_function_body): Declare.
1410 * cgraphunit.c (cgraph_expand_function): Use it.
1411 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
1412 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
1413 is initialized and while compilation of other function is running.
1414 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
1415 statement CFG annotations from here to ...
1416 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
1418 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
1420 * cfgloop.h (enum li_flags): Make the constants powers of two.
1422 2007-01-04 Jan Hubicka <jh@suse.cz>
1424 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
1426 (fold_marked_statements): New function.
1427 (optimize_inline_calls, tree_function_versioning): Fold new statements.
1428 * tree-inline.h (copy_body_data): Add statements_to_fold.
1430 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
1432 * config.gcc: Mention libgcc/config.host.
1433 * Makefile.in: Update comments mentioning libgcc.
1434 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
1435 (all.cross, start.encap, rest.encap, rest.cross): Update
1436 dependencies for libgcc move.
1437 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
1438 (clean-target, clean-target-libgcc): Delete.
1439 (srcdirify, GCC_EXTRA_PARTS): New macros.
1440 (libgcc-support, libgcc.mvars): New rules.
1441 (distclean): Remove mention of mklibgcc.
1442 (install): Don't reference INSTALL_LIBGCC.
1443 (install-common): Don't reference EXTRA_PARTS.
1444 (install-libgcc, install-multilib): Delete rules.
1445 * mklibgcc.in: Delete file.
1446 * doc/configfiles.texi: Don't mention mklibgcc.
1448 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
1449 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
1450 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
1451 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
1452 (mklibgcc, ldblspecs): Likewise.
1454 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
1455 (posixpre.def): Use $(T).
1456 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
1457 (SHLIB_SRC, SHLIB_INSTALL): Delete.
1458 (SHLIB_LINK): Make dummy.
1459 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
1461 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
1463 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
1464 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
1465 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
1466 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
1468 * configure.ac (all_outputs): Remove mklibgcc.
1469 * configure: Regenerated.
1471 2007-01-03 Josh Conner <jconner@apple.com>
1474 * calls.c (compute_argument_addresses): Set stack and stack_slot
1475 for partial args, too.
1476 (store_one_arg): Use locate.size.constant for the size when
1477 generating a save_area.
1479 2007-01-03 Robert Kennedy <jimbob@google.com>
1481 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
1482 whose definitions are deleted due to basic block merging.
1484 2007-01-03 Paul Brook <paul@codesourcery.com>
1487 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
1489 (use_return_insn): Return 0 for Thumb interrupt functions.
1490 (print_multi_reg): Add rfe argument for IRQ returns.
1491 (arm_output_epilogue): Pop interrupt return address directly into PC.
1492 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
1494 2007-01-03 Paul Brook <paul@codesourcery.com>
1496 Merge from sourcerygxx-4_1.
1497 * config/arm/thumb2.md: New file.
1498 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
1500 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
1501 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
1502 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
1503 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
1505 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
1506 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
1508 * config/arm/ieee754-sf.S: Ditto.
1509 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
1510 (thumb1_base_register_rtx_p): ... to this.
1511 (thumb_index_register_rtx_p): Rename...
1512 (thumb1_index_register_rtx_p): ... to this.
1513 (thumb_output_function_prologue): Rename...
1514 (thumb1_output_function_prologue): ... to this.
1515 (thumb_legitimate_address_p): Rename...
1516 (thumb1_legitimate_address_p): ... to this.
1517 (thumb_rtx_costs): Rename...
1518 (thumb1_rtx_costs): ... to this.
1519 (thumb_compute_save_reg_mask): Rename...
1520 (thumb1_compute_save_reg_mask): ... to this.
1521 (thumb_final_prescan_insn): Rename...
1522 (thumb1_final_prescan_insn): ... to this.
1523 (thumb_expand_epilogue): Rename...
1524 (thumb1_expand_epilogue): ... to this.
1525 (arm_unwind_emit_stm): Rename...
1526 (arm_unwind_emit_sequence): ... to this.
1527 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
1528 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
1529 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
1530 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
1531 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
1532 thumb2_output_casesi): New functions.
1533 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
1534 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
1535 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
1536 THUMB2_WORK_REGS): Define.
1537 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
1538 arm_condexec_mask, arm_condexec_masklen)): New variables.
1539 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
1540 (arm_override_options): Check new CPU capabilities.
1541 Set new architecture flag variables.
1542 (arm_isr_value): Handle v7m interrupt functions.
1543 (user_return_insn): Return 0 for v7m interrupt functions. Handle
1545 (const_ok_for_arm): Handle Thumb-2 constants.
1546 (arm_gen_constant): Ditto. Use movw when available.
1547 (arm_function_ok_for_sibcall): Return false for v7m interrupt
1549 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
1550 (thumb_find_work_register, arm_load_pic_register,
1551 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
1552 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
1553 print_multi_reg, output_mov_long_double_fpa_from_arm,
1554 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
1555 output_mov_double_fpa_from_arm, output_move_double,
1556 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
1557 output_return_instruction, arm_output_function_prologue,
1558 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
1559 arm_output_mi_thunk, thumb_set_return_address): Ditto.
1560 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
1561 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
1562 (arithmetic_instr, shift_op): Use arm_shift_nmem.
1563 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
1565 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
1566 (thumb_expand_prologue): Use thumb_set_frame_pointer.
1567 (arm_file_start): Output directive for unified syntax.
1568 (arm_unwind_emit_set): Handle stack alignment instruction.
1569 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
1570 Add v6t2, v7, v7a, v7r and v7m.
1571 (RETLDM): Add Thumb-2 code.
1572 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
1573 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
1574 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
1575 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
1576 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
1577 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
1578 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
1579 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
1580 ADJUST_INSN_LENGTH): Define.
1581 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
1582 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
1583 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
1584 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
1585 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
1586 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
1587 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
1588 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
1589 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
1590 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
1591 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
1592 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
1593 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
1594 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
1595 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
1596 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
1597 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
1599 * config/arm/arm-tune.md: Regenerate.
1600 * config/arm/arm-protos.h: Update prototypes.
1601 * config/arm/vfp.md: Enable patterns for Thumb-2.
1602 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
1603 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
1604 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
1605 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
1606 * config/arm/libunwind.S: Add Thumb-2 code.
1607 * config/arm/constraints.md: Update include Thumb-2.
1608 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
1609 * config/arm/ieee754-df.S: Ditto.
1610 * config/arm/bpabi.S: Ditto.
1611 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
1612 * config/arm/predicates.md (low_register_operand,
1613 low_reg_or_int_operand, thumb_16bit_operator): New.
1614 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
1615 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
1616 * config/arm/t-arm-elf: Add armv7 multilib.
1617 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
1619 (UNSPEC_STACK_ALIGN, ce_count): New.
1620 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
1621 arm_zero_extendsidi2, arm_zero_extendqidi2): New
1623 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
1624 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
1625 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
1626 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
1627 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
1628 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
1630 * doc/extend.texi: Document ARMv7-M interrupt functions.
1631 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
1633 2007-01-03 Jakub Jelinek <jakub@redhat.com>
1635 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
1636 (struct _Unwind_Context): Rename args_size to flags, remove
1637 signal_frame field, add a new args_size field and version field.
1638 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
1639 _Unwind_IsExtendedContext): New inline functions.
1640 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
1641 Assume by_value array is only present if _Unwind_IsExtendedContext.
1642 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
1643 _Unwind_IsSignalFrame.
1644 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
1645 (uw_update_context_1): Use _Unwind_SetSignalFrame.
1646 (uw_init_context_1): Initialize context->flags to
1647 EXTENDED_CONTEXT_BIT.
1648 * config/rs6000/linux-unwind.h (frob_update_context): Use
1649 _Unwind_SetSignalFrame.
1651 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1654 * gimplify.c (gimplify_modify_expr_complex_part): Move below
1655 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
1658 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
1660 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
1661 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
1662 RET, AT_SP): Remove.
1663 * config/i386/i386.md (*sse_prologue_save_insn): Use return
1666 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
1667 * cfgbuild.c (find_basic_blocks): Likewise.
1668 * cfgrtl.c (rtl_create_basic_block): Likewise.
1669 * function.c (temp_slots_at_level): Likewise.
1670 * reg-stack.c (stack_regs_mentioned): Likewise.
1671 * regclass.c (allocate_reg_info): Likewise.
1672 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
1673 set_bb_for_stmt, move_block_to_fn): Likewise.
1674 * tree-complex.c (tree_lower_complex): Likewise.
1675 * vec.h (VEC_safe_grow_cleared): New.
1677 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
1679 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
1681 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
1682 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
1684 * cfgloopmanip.c (scale_loop_frequencies): Export.
1685 (loopify): Scale the frequencies by prescribed coefficients.
1686 (set_zero_probability): New function.
1687 (duplicate_loop_to_header_edge): Improve updating of frequencies.
1688 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
1689 and frequencies according to arguments.
1690 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
1692 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
1693 * modulo-sched.c (sms_schedule): Set probabilities for entering
1694 versioned loop correctly.
1695 * tree-vect-transform.c (vect_transform_loop): Ditto.
1696 * cfgloop.h (loopify, loop_version): Declaration changed.
1697 (scale_loop_frequencies): Declared.
1699 2007-01-02 Jan Hubicka <jh@suse.cz>
1701 * cgraph.c: Include tree-flow.h
1702 (cgraph_add_new-function): Handle IPA_SSA mode; execute
1704 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
1705 * tree-pass.h (pass_all_early_optimizations): Declare.
1706 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
1708 (cgraph_analyze_function): Do early_local_passes.
1709 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
1710 Do not add referenced vars.
1711 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
1713 (gate_all_early_local_passes): New gate.
1714 (pass_early_local_passes): Use new gate.
1715 (execute_early_local_optimizations): New functions.
1716 (gate_all_early_optimizations): New gate.
1717 (pass_all_early_optimizations): New pass.
1718 (execute_free_datastructures): Free SSA only when initialized.
1719 (gate_init_datastructures): Init only when optimizing.
1720 (tree_lowering_passes): Do early local passes when called late.
1721 * tree-profile.c (do_tree_profiling): Don't profile functions added
1723 (do_early_tree_profiling, pass_early_tree_profile): Kill.
1724 * tree-cfg.c (update_modified_stmts): Do not update when operands are
1726 * passes.c (init_optimizations_passes): Reorder so we go into SSA
1727 during early_local_passes.
1728 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
1731 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
1733 * Makefile.in: Update copyright year.
1735 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
1737 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
1738 in $(lang_checks) and check-consistency targets.
1740 2007-01-02 Jan Hubicka <jh@suse.cz>
1742 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
1743 Do not add referenced vars.
1744 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
1746 * passes.c (init_optimization_passes): Put mudflap_2 after
1747 free_datastructures.
1749 2007-01-02 Jan Hubicka <jh@suse.cz>
1751 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
1752 Set NOTHROW flag on call statements proved to be nothrow.
1753 Update statement of local calls so new pure/const functions are
1754 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
1756 (tree_rest_of_compilation): Register hooks and initialize bitmap
1757 early. Do not set after_inlining flag.
1759 2007-01-02 Steve Ellcey <sje@cup.hp.com>
1761 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
1762 HOST_BITS_PER_LONGLONG
1764 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1767 * c-typeck.c (store_init_value): Don't emit pedantic overflow
1768 warning for non-static initializers.
1770 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
1772 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
1773 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
1774 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
1775 Always use set_unique_reg_note to add REG_EQUAL notes.
1777 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
1780 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
1782 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
1783 * cfgbuild.c (find_basic_blocks): Likewise.
1784 * cfgrtl.c (rtl_create_basic_block): Likewise.
1785 * function.c (temp_slots_at_level): Likewise.
1786 * reg-stack.c (stack_regs_mentioned): Likewise.
1787 * regclass.c (allocate_reg_info): Likewise.
1788 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
1789 set_bb_for_stmt, move_block_to_fn): Likewise.
1790 * tree-complex.c (tree_lower_complex): Likewise.
1791 * vec.h (VEC_safe_grow_cleared): New.
1793 2007-01-02 Ian Lance Taylor <iant@google.com>
1795 * c-common.c (c_common_truthvalue_conversion): When warning about
1796 using an assignment as a truth value, set TREE_NO_WARNING.
1798 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1801 * c.opt (Wold-style-declaration): New.
1802 * doc/invoke.texi (C-only Warning Options): New.
1803 (Wold-style-declaration): Document it.
1804 (Wextra): Enabled by -Wextra.
1805 * c-opts.c (c_common_post_options): Enabled by -Wextra.
1806 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
1807 -Wold-style-declaration.
1809 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
1811 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
1812 * cfgbuild.c (find_basic_blocks): Likewise.
1813 * cfgrtl.c (rtl_create_basic_block): Likewise.
1814 * function.c (temp_slots_at_level): Likewise.
1815 * reg-stack.c (stack_regs_mentioned): Likewise.
1816 * regclass.c (allocate_reg_info): Likewise.
1817 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
1818 set_bb_for_stmt, move_block_to_fn): Likewise.
1819 * tree-complex.c (tree_lower_complex): Likewise.
1820 * vec.h (VEC_safe_grow_cleared): New.
1822 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
1824 * c-common.c(c_common_nodes_and_builtins): Since variants of
1825 void_type_node get built before it is given a name, we need to
1826 give those variants the name, too.
1827 (complete_array_type): We need to work with the canonical main
1828 type of the array, from which we will build the qualified version.
1829 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
1830 * print-tree.c (print_node): Display canonical type information
1832 * stor-layout.c (layout_type): When we don't know the
1833 alignment of a type for which we're building an array, we end up
1834 guessing wrong, so make the type require structural equality.
1835 * tree.c (make_node_stat): When we build a new type, it is its
1837 (build_type_attribute_qual_variant): When building an attribute
1838 variant, its canonical type is the non-attribute variant. However,
1839 if the attributes are target-dependent and they differ, we need to
1840 use structural equality checks for this type.
1841 (build_qualified_type): A qualified type is not equivalent to its
1842 unqualified variant; set the canonical type appropriately.
1843 (build_distinct_type_copy): When building a distinct type from
1844 another type, the new type is its own canonical type.
1845 (build_variant_type_copy): When building a new type variant, we
1846 assume that it is equivalent to the original type.
1847 (build_pointer_type_for_mode): When building a pointer type, also
1848 build a canonical type pointer.
1849 (build_reference_type_for_mode): When building a reference type,
1850 also build a canonical type reference.
1851 (build_index_type): When we can't hash an index type (e.g.,
1852 because its maximum value is negative), the index type requires
1853 structural equality tests.
1854 (build_array_type): Build the canonical form of an array type.
1855 (build_function_type): Function types require structural equality,
1856 because they contain default arguments, attributes, etc.
1857 (build_method_type_directly): Ditto for method types.
1858 (build_offset_type): Build the canonical offset type.
1859 (build_complex_type): Build the canonical vector type.
1860 (make_vector_type): Build the canonical vector type.
1861 * tree.h (TYPE_CANONICAL): New.
1862 (TYPE_STRUCTURAL_EQUALITY_P): New.
1863 (SET_TYPE_STRUCTURAL_EQUALITY): New.
1864 (struct tree_type): Added "canonical" field.
1865 * params.h (VERIFY_CANONICAL_TYPES): New.
1866 * doc/c-tree.texi (TYPE_CANONICAL): Document.
1867 (TYPE_STRUCTURAL_EQUALITY_P): Document.
1868 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
1869 * doc/invoke.texi (verify-canonical-types): Document --param
1870 parameter for verifying canonical types.
1872 2007-01-02 Joseph Myers <joseph@codesourcery.com>
1874 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
1875 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
1876 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
1877 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
1879 * config/rs6000/e500.h: New.
1880 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
1881 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
1883 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
1884 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
1885 TARGET_E500_DOUBLE): Remove.
1886 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
1887 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
1888 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
1889 * config/rs6000/rs6000.c (rs6000_override_options): Use
1892 2007-01-02 Joseph Myers <joseph@codesourcery.com>
1894 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
1895 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
1896 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
1897 rs6000_emit_cmove): Don't check TARGET_E500.
1898 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
1899 sordered): Don't check TARGET_E500.
1901 2007-01-01 Eric Christopher <echristo@apple.com>
1903 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
1904 HARD_REGISTER_NUM_P.
1906 2007-01-01 Roger Sayle <roger@eyesopen.com>
1908 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
1909 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
1910 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
1913 2007-01-01 Mike Stump <mrs@apple.com>
1915 * configure.ac: Remove support for building with Apple's gcc-3.1.
1917 2007-01-02 Joseph Myers <joseph@codesourcery.com>
1920 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
1921 REG is a hard register. Do not modify REG before calling
1923 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
1924 multiple of the size of YMODE for certain lowpart cases.
1926 2007-01-01 Andrew Pinski <pinskia@gmail.com>
1929 * gimplify (voidify_wrapper_expr): Update for
1932 2007-01-01 Andreas Schwab <schwab@suse.de>
1935 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
1936 save of BR0 in extra_spill_size instead of spill_size.
1937 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
1939 (ia64_expand_epilogue): Restore BR0 from its new location.
1941 2007-01-01 Andrew Pinski <pinskia@gmail.com>
1943 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
1944 Use a temporary variable if the left hand side is not a gimple
1947 2007-01-01 Andrew Pinski <pinskia@gmail.com>
1949 * gimplify.c (gimplify_return_expr): Make the temporary variable
1950 for the return expression, a gimple register variable.
1952 2007-01-01 Jan Hubicka <jh@suse.cz>
1954 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
1957 2007-01-01 Mike Stump <mrs@apple.com>
1959 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
1961 * config/darwin.c (machopic_select_rtx_section): Use
1963 (darwin_mergeable_constant_section): Likewise.
1964 * configure: Regenerate.
1965 * config.in: Regenerate.
1967 2007-01-01 Jan Hubicka <jh@suse.cz>
1968 Andrew Pinski <pinskia@gmail.com>
1970 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
1971 before starting IPA passes.