1 2007-02-12 Nick Clifton <nickc@redhat.com>
3 * doc/invoke.texi (Overall Options): Document --help=.
4 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
5 (cc1_options): Pass --help= on to cc1.
6 (display_help): Add description of --help=.
7 (process_command): Add code to handle --help=. Allow translated
8 --help and --target-help switches to be passed on to compiler
10 (main): Remove unused if statement.
11 * opts.c (columns): Remove.
12 (LEFT_COLUMN): Define.
13 (wrap_help): Add columns argument.
14 (print_filtered_help): Change parameters to be an include bitmask,
15 an exclude bitmask, an any bitmask and the column width. Move the
16 code to display the params list here. Add code to display the
17 status of options rather than their descriptions if the quiet flag
19 (print_specific_help): Change parameters to be an include bitmask,
20 an exclude bitmask and an any bitmask. Move code to look up the
21 column width here. Decide upon the title for an options listing.
22 (common_handle_options): Add code to handle --help=. Adapt code
23 for --help and --target-help to use the revised form of the
24 print_specific_help function.
26 (print_param_help): Delete.
27 (print_switch): Delete.
28 * opts.h (cl_lang_count): Add prototype.
29 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
30 CL_MAX_OPTION_CLASS): New defines.
31 * optc-gen.awk: Add construction of cl_lang_count.
32 * c.opt: Add Warning attribute to warning options and Optimization
33 attribute to optimization options.
34 * common.opt: Likewise.
36 Add -fhelp and -ftarget-help as aliases for the transformed --help
37 and --target-help options.
38 * opt-functions.awk: Add code to handle Warning and Optimization
41 2007-02-12 Richard Henderson <rth@redhat.com>
43 * config/alpha/constraints.md: New file.
44 * config/alpha/alpha.c: Include tm-constrs.h.
45 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
46 alpha_extra_constraint): Remove.
47 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
48 * config/alpha/alpha-protos.h: Update.
49 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
50 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
51 (EXTRA_CONSTRAINT): Remove.
52 * config/alpha/alpha.md: Include constraints.md.
53 (adddi splitter): Use satisfies_constraint_*.
54 * config/alpha/predicates.md (add_operand): Likewise.
55 (sext_add_operand, addition_operation): Likewise.
57 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
59 PR tree-optimization/29145
60 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
61 in our handling of restrict qualified pointers.
63 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
66 * doc/invoke.texi (Wunused-value): Update description.
67 (Wextra): Delete item.
68 * opts.c (set_Wextra): Don't use the value of Wextra to set the
69 value of Wunused-value.
70 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
71 (c_finish_stmt_expr): Don't check extra_warnings.
72 (emit_side_effect_warnings): The caller is responsible to check
75 2007-02-11 Roger Sayle <roger@eyesopen.com>
76 Matt Thomas <matt@3am-software.com>
78 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
80 2007-02-11 Roger Sayle <roger@eyesopen.com>
82 * simplify-rtx.c (simplify_relational_operation_1): Optimize
83 comparisons of POPCOUNT against zero.
84 (simplify_const_relational_operation): Likewise.
86 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
88 * doc/invoke.texi (Wextra): Delete outdated paragraph.
90 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
92 * dwarf2out.c (root_type): Delete unused function.
94 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
96 * genattrtab.c (contained_in_p): Delete unused function.
97 (write_expr_attr_cache): Likewise.
99 2007-02-11 Jan Hubicka <jh@suse.cz>
101 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
104 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
106 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
107 to add the REG_EQ* note.
108 * see.c (see_merge_one_use_extension): Likewise.
109 * local-alloc.c (update_equiv_regs): Likewise. Also don't
110 turn REG_EQUAL notes into REG_EQUIV notes if the target
111 register may have more than one set.
112 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
113 * gcse.c (try_replace_reg): Likewise.
114 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
115 * calls.c (fixup_tail_calls): Likewise. Abort if there is
116 more than one REG_EQUIV note.
117 * reload1.c (gen_reload): Use set_unique_reg_note.
119 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
121 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
122 (ix86_builtin_conversion): New function.
124 2007-02-06 Mark Mitchell <mark@codesourcery.com>
127 * tree.h (DECL_REPLACEABLE_P): New macro.
128 * except.c (set_nothrow_function_flags): Likewise.
130 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
131 Ira Rosen <irar@il.ibm.com>
132 Dorit Nuzman <dorit@il.ibm.com>
134 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
135 * targhooks.c (default_builtin_vectorized_conversion): New.
136 * targhooks.h (default_builtin_vectorized_function): New declaration.
137 * target.h (struct vectorize): Add builtin_conversion field.
138 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
139 stmt_vec_info_type value.
140 (vectorizable_conversion): New declaration.
141 * tree-vect-analyze.c (vect_analyze_operations): Add
142 vectorizable_conversion call.
143 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
144 * tree-vect-transform.c (vectorizable_conversion): New function.
145 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
146 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
148 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
149 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
150 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX or
151 ALTIVEC_BUILTIN_VCFSX.
153 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
156 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
157 CONST_DOUBLE and operand 0 is a hard register.
158 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
159 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
160 is a hard floating-point register.
162 2007-02-10 Richard Henderson <rth@redhat.com>
163 Jakub Jelinek <jakub@redhat.com>
164 Alexandre Oliva <aoliva@redhat.com>
166 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
167 * builtin-types.def (BT_WORD): Make unsigned.
168 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
169 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
170 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
171 * c-decl.c (grokdeclarator): Don't error if !have_tls.
172 * c-parser.c (c_parser_omp_threadprivate): Likewise.
173 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
175 * expr.c (emutls_var_address): New.
176 (expand_expr_real_1): Expand emulated tls.
177 (expand_expr_addr_expr_1): Likewise.
178 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
179 * output.h (emutls_finish): Declare.
180 * toplev.c (compile_file): Call it.
181 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
182 address before wrapping in CONST.
183 * varasm.c (emutls_htab, emutls_object_type): New.
184 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
185 (get_emutls_object_name, get_emutls_object_type): New.
186 (get_emutls_init_templ_addr, emutls_decl): New.
187 (emutls_common_1, emutls_finish): New.
188 (assemble_variable): When emulating tls, swap decls; generate
189 constructor for the emutls objects.
190 (do_assemble_alias): When emulating tls, swap decl and target name.
191 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
193 * varpool.c (decide_is_variable_needed): Look at force_output.
194 Recurse for emulated tls.
195 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
196 with decide_is_variable_needed.
197 * emutls.c: New file.
198 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
199 tls_object for real tls.
201 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
203 PR rtl-optimization/29599
204 * reload1.c (eliminate_regs_in_insn): Take the destination
205 mode into account when computing the offset.
207 2007-02-09 Stuart Hastings <stuart@apple.com>
208 Richard Henderson <rth@redhat.com>
210 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
211 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
212 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
213 fixuns_truncdfhi2): New.
214 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
215 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
216 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
217 (floatunssidf2): Allow nonimmediate source.
218 * gcc/config/i386/sse.md (movdi_to_sse): New.
219 (vec_concatv2di): Drop '*'.
220 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
221 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
222 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
224 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
225 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
226 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
227 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
228 (ix86_build_signbit_mask): Fix decl of v, refactor to call
229 ix86_build_const_vector.
230 (x86_emit_floatuns): Rewrite.
232 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
234 * genautomata.c (longest_path_length): Delete unused function.
235 (struct state): Delete unused longest_path_length.
236 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
237 (get_free_state): Delete unused.
239 2007-02-09 Jan Hubicka <jh@suse.cz>
241 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
242 * doc/invoke.texi (inline-unit-growth): Update default value.
244 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
245 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
246 (rebuild_cgraph_edges): Likewise.
247 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
248 (dump_cgraph_node): Dump frequencies.
249 (cgraph_clone_edge): Add frequency scales.
250 (cgraph_clone_node): Add freuqnecy.
251 * cgraph.h (cgraph_edge): Add freuqnecy argument.
252 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
253 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
254 * tree-pass.h (TODO_rebuild_frequencies): New constant.
255 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
256 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
257 (save_inline_function_body): Likewise.
258 * ipa-inline.c: inluce rtl.h
259 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
260 (cgraph_edge_badness): Use frequencies.
261 (cgraph_decide_recursive_inlining): Update clonning.
262 (cgraph_decide_inlining_of_small_function): Dump frequency.
263 * predict.c (estimate_bb_frequencies): Export.
264 * predict.h (estimate_bb_frequencies): Declare.
265 * tree-inline.c (copy_bb): Watch overflows.
266 (expand_call_inline): Update call of cgraph_create_edge.
267 (optimize_inline_calls): Use TODO flags to update frequnecies.
268 * passes.h: Include predict.h
269 (init_optimization_passes): Move profile ahead.
270 (execute_function_todo): Handle TODO_rebuild_frequencies.
272 2007-02-09 Roger Sayle <roger@eyesopen.com>
274 * config/alpha/alpha.c (emit_insxl): Force the first operand of
275 the insbl or inswl pattern into a register.
277 2007-02-09 Roger Sayle <roger@eyesopen.com>
279 * config/ia64/ia64.md (bswapdi2): New define_insn.
281 2007-02-09 Richard Henderson <rth@redhat.com>
283 * config/i386/constraints.md (Ym): New constraint.
284 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
285 (movdi_1_rex64): Split sse and xmm general register moves from
286 memory move alternatives. Use conditional register constraints.
287 (movsf_1, movdf_integer): Likewise.
288 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
289 (movdf_integer_rex64): New.
290 (pushsf_rex64): Fix output constraints.
291 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
292 (sse2_stored): Likewise.
293 (sse2_storeq_rex64): New.
294 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
296 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
297 for optimize_size. Remove SF/DFmode hack.
299 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
301 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
304 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
305 Richard Sandiford <richard@codesourcery.com>
307 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
308 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
309 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
310 m68k/t-mlib to tmake_file.
311 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
312 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
313 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
314 Allow it to be cf or m68k. Set m68k_arch_family. If that
315 variable is not empty, add t-$m68k_arch_family to tmake_file.
316 Add t-mlibs to tmake_file.
317 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
318 * config/m68k/t-cf: New file.
319 * config/m68k/t-m68k: Likewise.
320 * config/m68k/t-mlibs: Likewise.
321 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
322 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
323 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
324 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
325 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
327 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
328 (INSTALL_LIBGCC): Delete.
329 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
330 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
331 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
332 (M68K_MLIB_CPU): Define.
333 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
334 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
335 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
337 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
338 Richard Guenther <rguenther@suse.de>
341 * fold-const.c (fold_comparison): Handle obfuscated comparisons
342 against INT_MIN/INT_MAX.
343 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
344 file if a loop is removed.
346 2007-02-09 Joseph Myers <joseph@codesourcery.com>
348 * calls.c (store_one_arg): Pass correct alignment to
349 emit_push_insn for non-BLKmode values.
350 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
351 unaligned stack slot via a suitably aligned slot.
353 2007-02-08 DJ Delorie <dj@redhat.com>
355 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
357 (legal_subregs): Use unsigned char, make const.
358 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
360 2007-02-08 Paul Brook <paul@codesourcery.com>
362 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
363 special interworking needed.
365 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
367 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
368 conditional to __SSE2__.
369 (Entries below should have been added to first ChangeLog
370 entry for amdfam10 dated 2007-02-05)
371 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
373 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
375 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
378 2007-02-08 DJ Delorie <dj@redhat.com>
380 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
381 * config/m32c/m32c.c (legal_subregs): New.
382 (m32c_illegal_subreg_p): New.
383 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
384 unsupported subregs of hard regs.
386 2007-02-08 Jan Hubicka <jh@suse.cz>
388 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
389 the same one; always update histograms.
391 2007-02-08 Diego Novillo <dnovillo@redhat.com>
393 * passes.c (init_optimization_passes): Tidy comment.
395 2007-02-08 Roger Sayle <roger@eyesopen.com>
397 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
398 strip zero_extend, bswap and rotates from POCOUNT's argument.
399 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
400 zero_extend and rotates from PARITY's argument.
401 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
402 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
403 of an integer constant at compile-time.
405 2007-02-08 Diego Novillo <dnovillo@redhat.com>
408 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
410 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
413 * tree-ssa-live.c (remove_unused_locals): Do not remove
414 TREE_ADDRESSABLE variables.
415 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
416 * tree-ssa-operands.c (add_virtual_operand): Remove argument
417 FOR_CLOBBER. Update all users.
418 If VAR has an associated alias set, add a virtual operand for
419 it if no alias is found to conflict with the memory reference.
421 2007-02-07 Jan Hubicka <jh@suse.cz>
422 Robert Kidd <rkidd@crhc.uiuc.edu>
424 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
426 2007-02-07 Ian Lance Taylor <iant@google.com>
428 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
430 2007-02-07 Roger Sayle <roger@eyesopen.com>
432 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
433 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
434 tablejumpdi, movsi_to_cr_one): Remove constraints from
435 define_expand's match_operands.
437 2007-02-07 Roger Sayle <roger@eyesopen.com>
439 * global.c (compute_regsets): Move declatation of "i" inside of
440 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
442 2007-02-07 Jakub Jelinek <jakub@redhat.com>
445 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
446 of INDIRECT_REF <RESULT_DECL>.
448 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
450 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
451 Kaz Kojima <kkojima@gcc.gnu.org>
454 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
456 (sh_initialize_trampoline): Add parentheses to avoid a warning.
458 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
460 * doc/loop.texi: Document possibility not to perform disambiguation
461 of loops with multiple latches.
462 * cfgloopmanip.c (alp_enum_p): Removed.
463 (add_loop): Handle subloops. Use get_loop_body_with_size.
464 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
465 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
466 the new forwarder block.
467 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
468 Handle the case latch is NULL.
469 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
470 when marking loop exits.
471 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
473 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
474 disambiguate_loops_with_multiple_latches.
475 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
476 before fix_loop_structure.
477 * cfgloop.c: Include pointer-set.h and output.h.
478 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
479 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
480 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
481 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
482 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
483 disambiguate_multiple_latches, get_loop_body_with_size,
484 disambiguate_loops_with_multiple_latches): New functions.
485 (flow_loop_dump): Dump multiple latch edges.
486 (flow_loop_nodes_find): Handle loops with multiple latches.
487 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
488 (glb_enum_p): Modified.
489 (get_loop_body): Use get_loop_body_with_size.
490 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
491 (AVOID_CFG_MODIFICATIONS): New constant.
492 (disambiguate_loops_with_multiple_latches, add_loop,
493 get_loop_body_with_size): Declare.
494 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
496 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
499 * global.c (compute_regsets): New function.
500 (global_alloc): Refactored ELIMINABLE_REGSET
501 and NO_GLOBAL_ALLOC_REGS computation out.
502 (rest_of_handle_global_alloc): Call compute_regsets()
503 for non-optimizing case.
505 2007-02-06 Richard Henderson <rth@redhat.com>
507 * config/i386/constraints.md (Y2): Rename from Y.
508 (Yi): New constraint.
509 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
510 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
511 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
512 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
513 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
514 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
515 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
516 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
517 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
518 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
519 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
520 vec_extractv2si_1): Change Y constraints to Y2.
521 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
522 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
523 Change Y constraints to Y2.
524 (sse2_loadld): Change Y constraints to x.
526 2007-02-06 Roger Sayle <roger@eyesopen.com>
528 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
529 (parity<mode>2): New define_expand using rs6000_emit_parity.
530 * config/rs6000/rs6000.c (rs6000_emit_popcount,
531 rs6000_emit_parity): New functions.
532 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
533 rs6000_emit_parity): Prototype here.
535 2007-02-06 Ian Lance Taylor <iant@google.com>
537 * lower-subreg.c (simple_move_operand): Reject CONST.
538 (resolve_clobber): Call validate_change rather than directly
539 assigning to XEXP (pat, 0).
541 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
543 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
544 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
545 (tree-cfg.o): Remove hashtab.h dependency.
547 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
548 (struct ivopts_data): Change niters to pointer_map_t.
549 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
550 (niter_for_exit): Create pointer_map on demand. Change for
552 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
553 (free_loop_data): Destroy data->niters if created and reset field.
554 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
555 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
557 * tree-ssa-reassoc.c: Include pointer-set.h.
558 (bb_rank): Change to long *.
559 (operand_rank): Change to pointer_map_t.
560 (find_operand_rank): Return long, -1 if not found. Declare as inline.
561 (insert_operand_rank): Accept long.
562 (operand_entry_hash, operand_entry_eq): Remove.
563 (get_rank): Return long. Adjust for changes above.
564 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
566 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
568 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
569 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
570 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
572 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
573 directly since it cannot be NULL.
574 (get_vi_for_tree): Rewrite for pointer_map API.
575 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
576 (init_alias_vars): Create vi_for_tree as pointer_map.
577 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
579 * tree-cfg.c: Don't include hashtab.h.
580 (edge_to_cases): Declare as pointer_map.
581 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
583 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
584 (start_recording_case_labels): Create edge_to_cases as pointer_map.
585 (end_recoding_case_labels): Cleanup edge_to_cases manually before
587 (record_switch_edge): Delete.
588 (get_cases_for_edge): Adjust for pointer_map API, inline
589 record_switch_edge (rewritten for new API), remove goto.
591 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
593 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
594 * tree-nested.c: Include pointer-set.h.
595 (var_map_elt, var_map_eq, var_map_hash): Delete.
596 (struct nesting_info): Remove GTY marker. Change the two htab_t's
598 (nesting_info_bitmap_obstack): New.
599 (lookup_field_for_decl): Adjust for pointer_map API.
600 (lookup_tramp_for_decl): Adjust for pointer_map API.
601 (get_nonlocal_debug_decl): Adjust for pointer_map API.
602 (get_local_debug_decl): Adjust for pointer_map API.
603 (convert_nl_goto_reference): Adjust for pointer_map API.
604 (convert_nl_goto_receiver): Adjust for pointer_map API.
605 (create_nesting_tree): Create outside GGC space. Create bitmap on
606 the new obstack. Create field_map and var_map as pointer_maps.
607 (free_nesting_tree): Adjust for changes to create_nesting_tree.
609 (lower_nested_functions): Move root here, no need to NULL it.
610 Initialize and release the obstack.
612 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
614 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
615 Remove prototypes and make them non-static.
616 (struct tree_int_map): Remove.
617 * tree.h (struct tree_int_map): Move here, turning TO into an
619 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
621 * tree.h (TREE_COMPLEXITY): Remove.
622 (struct tree_exp): Remove complexity field.
623 * tree.c (build1_stat): Don't set it.
625 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
626 Victor Kaplansky <victork@il.ibm.com>
628 * tree-vectorizer.c (vect_is_simple_use): Support induction.
629 (vect_is_simple_reduction): Support reduction with induction as
631 (vect_is_simple_iv_evolution): Fix formatting.
632 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
633 formatting. Don't mark induction phis for vectorization.
634 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
635 * tree-vect-transform.c (get_initial_def_for_induction): New function.
636 (vect_get_vec_def_for_operand): Support induction.
637 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
639 (vectorizable_reduction): Support reduction with induction as one of
641 (vectorizable_type_demotion): Use def-type of stmt argument rather
644 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
645 flag_tree_scev_cprop.
646 * common.opt (tree-scev-cprop): New flag.
648 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
649 call to vect_get_new_vect_var.
651 2007-02-06 Ira Rosen <irar@il.ibm.com>
653 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
655 (vect_pattern_recog_1): Likewise.
657 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
659 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
660 (fold_negate_expr): Likewise.
662 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
665 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
666 even if cv-qualification is the same.
668 2007-02-05 Geoffrey Keating <geoffk@apple.com>
670 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
671 __enable_execute_stack on completion.
673 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
675 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
676 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
677 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
678 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
679 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
680 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
681 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
682 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
684 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
686 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
687 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
688 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
689 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
690 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
691 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
692 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
693 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
694 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
695 umuldi3_highpart_rex64, umulsi3_highpart_insn,
696 umulsi3_highpart_zext, smuldi3_highpart_rex64,
697 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
698 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
699 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
700 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
701 sqrtextenddfxf2_i387): Added amdfam10_decode.
703 * config/i386/athlon.md (athlon_idirect_amdfam10,
704 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
705 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
706 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
707 athlon_ivector_store_amdfam10): New define_insn_reservation.
708 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
711 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
713 * config/i386/athlon.md (athlon_call_amdfam10,
714 athlon_pop_amdfam10, athlon_lea_amdfam10): New
715 define_insn_reservation.
716 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
717 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
718 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
720 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
722 * config/i386/athlon.md (athlon_sseld_amdfam10,
723 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
724 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
726 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
728 * config/i386/athlon.md (athlon_sseins_amdfam10): New
729 define_insn_reservation.
730 * config/i386/i386.md (sseins): Added sseins to define_attr type
731 and define_attr unit.
732 * config/i386/sse.md: Set type attribute to sseins for insertq
735 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
737 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
738 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
739 ssecomi_load_amdfam10, ssecomi_amdfam10,
740 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
741 define_insn_reservation.
742 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
744 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
746 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
747 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
748 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
749 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
750 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
751 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
752 define_insn_reservation.
754 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
755 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
756 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
757 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
758 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
760 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
762 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
763 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
764 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
765 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
766 athlon_ssemul_load_k8): Added amdfam10.
768 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
770 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
771 (x86_sse_unaligned_move_optimal): New variable.
773 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
775 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
776 for unaligned vector SSE double/single precision loads for AMDFAM10.
778 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
780 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
781 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
782 Define TARGET_CPU_DEFAULT_amdfam10.
783 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
784 (processor_type): Add PROCESSOR_AMDFAM10.
786 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
787 processor_type in config/i386/i386.h.
788 Enable imul peepholes for TARGET_AMDFAM10.
790 * config.gcc: Add support for --with-cpu option for amdfam10.
792 * config/i386/i386.c (amdfam10_cost): New variable.
793 (m_AMDFAM10): New macro.
794 (m_ATHLON_K8_AMDFAM10): New macro.
795 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
796 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
797 x86_promote_QImode, x86_integer_DFmode_moves,
798 x86_partial_reg_dependency, x86_memory_mismatch_stall,
799 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
800 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
801 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
802 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
803 Enable/disable for amdfam10.
804 (override_options): Add amdfam10_cost to processor_target_table.
805 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
806 processor_alias_table.
807 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
808 (ix86_adjust_cost): Add code for amdfam10.
810 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
812 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
813 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
814 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
815 * config/i386/i386.h: Add builtin definition for SSE4A.
816 * config/i386/i386.md: Add support for ABM instructions
818 * config/i386/sse.md: Add support for SSE4A instructions
819 (movntss, movntsd, extrq, insertq).
820 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
821 Add -march=amdfam10 flag.
822 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
823 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
825 * doc/extend.texi: Add documentation for SSE4A builtins.
827 2007-02-05 Bob Wilson <bob.wilson@acm.org>
829 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
831 2007-02-05 Richard Guenther <rguenther@suse.de>
833 * tree-vectorizer.h (vectorizable_function): Add argument type
834 argument, change return type.
835 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
836 * tree-vect-transform.c (vectorizable_function): Handle extra
837 argument, return vectorized function decl.
838 (build_vectorized_function_call): Remove.
839 (vectorizable_call): Handle calls with result and argument types
840 differing. Handle loop vectorization factor correctly.
841 * targhooks.c (default_builtin_vectorized_function): Adjust for
843 * targhooks.h (default_builtin_vectorized_function): Likewise.
844 * target.h (builtin_vectorized_function): Add argument type
846 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
847 extra argument, allow vectorizing of lrintf.
848 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
849 documentation of target hook.
851 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
854 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
855 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
856 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
858 2007-02-05 Roger Sayle <roger@eyesopen.com>
860 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
861 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
862 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
863 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
864 before canonicalizing sincos to cexpi.
865 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
867 2007-02-05 Roger Sayle <roger@eyesopen.com>
869 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
870 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
871 (alpha_init_builtins): Use alpha_add_builtins to process tables.
873 2007-02-05 Roger Sayle <roger@eyesopen.com>
875 * mips-tfile.c (initialize_init_file): Correct endianness test.
877 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
879 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
882 2007-02-05 Richard Sandiford <richard@codesourcery.com>
884 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
885 saves in a PARALLEL before the register assignments.
887 2007-02-05 Richard Sandiford <richard@codesourcery.com>
889 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
890 DWARF_FRAME_RETURN_COLUMN to be a general register.
891 * dwarf2out.c (init_return_column_size): New function, split from...
892 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
893 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
894 to be nongeneral registers.
895 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
897 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
898 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
900 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
902 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
904 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
906 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
907 (remove_path): Use can_remove_branch_p and remove_branch instead
908 of loop_delete_branch_edge.
909 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
910 (tree_transform_and_unroll_loop): Remove dead branches immediately.
911 Update profile using scale_dominated_blocks_in_loop.
912 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
913 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
914 (can_remove_branch_p, remove_branch): Declare.
915 * tree-cfg.c (tree_can_remove_branch_p): New function.
916 (tree_cfg_hooks): Add tree_can_remove_branch_p.
917 * cfgrtl.c (rtl_can_remove_branch_p): New function.
918 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
920 2007-02-05 Jan Hubicka <jh@suse.cz>
923 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
924 nodes in cgraph, don't remove offline copy of the function.
926 2007-02-04 Jan Hubicka <jh@suse.cz>
928 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
929 vectors might cause maybe_lookup_element_for_expr to be called
930 on non-sra-candidate.
932 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
934 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
935 config/bfin/bfin.md, config/bfin/predicates.md: Follow
936 spelling conventions.
938 2007-02-04 Richard Guenther <rguenther@suse.de>
941 * fold-const.c (try_move_mult_to_index): Make sure to not
942 overflow one dimension of a multi-dimensional array access.
944 2007-02-04 Jan Hubicka <jh@suse.cz>
946 * passes.c (init_optimization_passes): Reindent.
948 2007-02-04 Jan Hubicka <jh@suse.cz>
949 Eric Botcazou <ebotcazou@adacore.com>
951 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
952 (execute_fixup_cfg): Break out the abnormal goto code.
953 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
954 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
955 (optimize_inline_calls): Call make_nonlocal_label_edges.
957 2007-02-04 Jan Hubicka <jh@suse.cz>
959 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
960 true when something was changed.
961 (rename_ssa_copies): When something was changed, do
962 TODO_remove_unused_locals.
963 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
964 add TODO_remove_unused_locals when instruction was removed.
966 2007-02-04 Jan Hubicka <jh@suse.cz>
968 * ipa-inline.c (try_inline): Improve debug output; work on already
970 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
971 call try_inline for already inlined edges too when flattening;
972 inline also functions that make callee growth but overall unit size
975 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
977 * config/m32c/bitops.md, config/m32c/jump.md,
978 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
979 config/m32r/m32r.h, config/m32r/m32r.md,
980 config/m32r/predicates.md, config/m68hc11/larith.asm,
981 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
982 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
983 config/mips/mips-protos.h, config/mips/mips.c,
984 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
985 config/mn10300/mn10300.h, config/mn10300/predicates.md,
986 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
987 spelling conventions.
989 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
990 Follow spelling conventions.
992 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
994 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
995 warn about C++0x compatibility.
997 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
999 * config/h8300/h8300.c, config/h8300/h8300.h,
1000 config/h8300/h8300.md: Follow spelling conventions.
1002 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
1005 * combine.c (try_combine): Do not substitute source operand
1006 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
1008 2007-02-03 Jan Hubicka <jh@suse.cz>
1010 PR gcov-profile/30650
1011 * value-prof.c (stringop_block_profile): Fix handling of size counter;
1012 do not divide by zero for never executed counters.
1013 (tree_find_values_to_profile): Fix counters.
1014 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
1016 2007-02-03 Ian Lance Taylor <iant@google.com>
1018 * lower-subreg.c (simple_move_operand): New static function,
1019 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
1021 (simple_move): Call simple_move_operand.
1022 (find_decomposable_subregs): Add special handling of MEMs.
1023 (can_decompose_p): Rename from cannot_decompose_p. Reverse
1024 meaning of return value. If we see a hard register, test whether
1025 it can store a word_mode value. Change all callers.
1027 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1029 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
1030 ftrapv insns and expanders.
1031 (subdi3): Change define_expand operand 1 to arith11_operand, and
1032 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
1033 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
1034 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
1038 * varasm.c (notice_global_symbol): Treat global objects as weak when
1041 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1043 * emit-rtl.c (dconstpi): Delete.
1045 (init_emit_once): Delete dconstpi and init dconstsqrt2.
1046 * real.h (dconstpi): Delete.
1048 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
1049 (fold_builtin_hypot): Likewise.
1051 2007-02-03 Tom Tromey <tromey@redhat.com>
1054 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
1055 -gcoff3, -gxcoff3, -gvms3 implies -dD.
1057 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
1059 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
1060 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
1061 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
1062 config/rs6000/cell.md, config/rs6000/darwin.h,
1063 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
1064 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
1065 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
1066 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
1067 typos. Follow spelling conventions.
1068 * doc/invoke.texi: Follow spelling conventions.
1070 2007-02-03 Roger Sayle <roger@eyesopen.com>
1072 * simplify-rtx.c (simplify_relational_operation_1): Implement some
1073 canonicalization transformations that attempt to simplify integer
1074 constant comparisons to become comparisons against zero.
1076 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1078 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
1080 * fold-const.c (fold_binary): Fix comment typos. Fold complex
1081 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
1083 2007-02-02 Mike Stump <mrs@apple.com>
1085 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
1086 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
1087 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
1088 generate a branch island.
1090 2007-02-02 Bob Wilson <bob.wilson@acm.org>
1092 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
1093 (xtensa_legitimate_address_p): New.
1094 (xtensa_legitimize_address): New.
1095 (xtensa_output_addr_const_extra): New.
1096 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
1098 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
1099 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
1100 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
1101 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
1102 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
1103 (xtensa_legitimize_address): New.
1104 (xtensa_output_addr_const_extra): New.
1106 2007-02-02 Steve Ellcey <sje@cup.hp.com>
1108 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
1110 2007-02-02 Ian Lance Taylor <iant@google.com>
1112 * expmed.c (expand_divmod): Add comment.
1114 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
1116 * emit-rtl.c (renumber_insns): Remove.
1117 * flags.h: Remove the extern for flag_renumber_insns.
1118 * rtl.h: Remove the prototype for renumber_insns.
1119 * toplev.c (flag_renumber_insns): Remove.
1121 2007-02-02 Hui-May Chang <hm.chang@apple.com>
1123 Revert for x86 darwin:
1124 2005-06-19 Uros Bizjak <uros@kss-loka.si>
1126 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
1127 code before the following patch under TARGET_MACHO.
1128 (ix86_function_value_regno_p): Likewise.
1130 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1132 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
1135 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1138 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
1139 general or fp registers. Add comments.
1140 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
1142 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
1144 * pointer-set.c (insert_aux): Only return insertion slot.
1145 (pointer_set_insert): Adjust.
1146 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
1147 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
1148 pointer_map_traverse): New.
1149 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
1150 pointer_map_create, pointer_map_destroy, pointer_map_insert,
1151 pointer_map_contains, pointer_map_traverse): Declare.
1153 2007-02-02 Jakub Jelinek <jakub@redhat.com>
1156 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
1157 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
1159 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1161 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
1163 (struct _dep): New type.
1164 (dep_t): New typedef.
1165 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
1166 (DEP_STATUS): New access macro. The macro with the same name was
1167 renamed to DEP_LINK_STATUS.
1168 (dep_init): Declare function
1170 (struct _dep_link): New type.
1171 (dep_link_t): New typedef.
1172 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
1173 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
1174 (DEP_LINK_STATUS): New macro.
1175 (debug_dep_links): New debug function.
1177 (struct _deps_list): New type.
1178 (deps_list_t): New typedef.
1179 (DEPS_LIST_FIRST): New access macro.
1180 (FOR_EACH_DEP_LINK): New cycle macro.
1181 (create_deps_list, free_deps_list, delete_deps_list): Declare
1183 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
1184 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
1185 (copy_deps_list_change_con): Ditto.
1187 (move_dep_link): Declare function.
1189 (struct _dep_node): New type.
1190 (dep_node_t): New typedef.
1191 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
1193 (struct haifa_insn_data.back_deps): New field to hold backward
1194 dependencies of the insn.
1195 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
1197 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
1198 Change its type to deps_list_t.
1199 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
1200 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
1201 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
1203 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
1205 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
1207 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
1209 (dep_cost): Declare.
1211 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
1212 (ds_to_dk, dk_to_ds): New functions.
1214 (init_dep_1): New static function.
1215 (init_dep): New function.
1216 (copy_dep): New static function.
1218 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
1220 (detach_dep_link): New static function.
1221 (move_dep_link): New function.
1223 (dep_links_consistent_p, dump_dep_links): New static functions.
1224 (debug_dep_links): New debugging function.
1226 (deps_obstack, dl_obstack, dn_obstack): New static variables.
1228 (alloc_deps_list, init_deps_list): New static functions.
1229 (create_deps_list): New function.
1230 (clear_deps_list): New static function.
1231 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
1232 (deps_list_consistent_p, dump_deps_list): New static functions.
1233 (debug_deps_list): New function.
1234 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
1236 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
1238 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
1239 use new scheduler dependencies lists.
1240 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
1241 (sched_analyze): Ditto. Initialize dependencies lists.
1242 (add_forw_dep, compute_forward_dependences): Update to use new
1243 scheduler dependencies lists.
1245 (init_dependency_caches): Init deps_obstack.
1246 (free_dependency_caches): Free deps_obstack.
1248 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
1249 new scheduler dependencies lists.
1250 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
1251 (add_back_forw_dep, delete_back_forw_dep): Ditto.
1253 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
1254 Update to use new scheduler dependencies lists.
1255 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
1256 (debug_dependencies): Ditto.
1257 (schedule_region): Update comments.
1259 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
1260 scheduler dependencies lists.
1261 (schedule_ebb): Update comments.
1263 * rtl.def (DEPS_LIST): Remove.
1265 * lists.c (unused_deps_list): Remove.
1266 (free_list): Update assertions.
1268 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
1269 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
1271 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
1272 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
1274 * haifa-sched.c (comments): Update.
1275 (insn_cost1): Remove. Inline the code into insn_cost ().
1276 (insn_cost): Update to use new scheduler dependencies lists. Move
1277 processing of the dependency cost to dep_cost ().
1278 (dep_cost): New function. Use it instead of insn_cost () when
1279 evaluating cost of the dependency. Use compatible interface to
1280 interact with the target.
1281 (priority): Update to use new scheduler dependencies lists.
1282 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
1283 with greater number of insns that depend on the insn.
1284 (schedule_insn): Update to use new scheduler dependencies lists. Add
1285 code to free backward dependencies lists. Inline and optimize code
1286 from resolve_dep () - see PR28071.
1287 (ok_for_early_queue_removal): Update to use new scheduler dependencies
1288 lists. Update call to targetm.sched.is_costly_dependence hook.
1290 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
1291 scheduler dependencies lists.
1293 (resolve_dep): Remove. Move the logic to schedule_insn ().
1294 (init_h_i_d): Initialize dependencies lists.
1296 (process_insn_depend_be_in_spec): Rename to
1297 process_insn_forw_deps_be_in_spec. Update to use new scheduler
1299 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
1300 Update to use new scheduler dependencies lists.
1301 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
1303 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
1304 new scheduler dependencies lists.
1305 (build_intra_loop_deps): Ditto.
1307 * target.h (struct _dep): Declare to use in
1308 gcc_target.sched.is_costly_dependence.
1309 (struct gcc_target.sched.adjust_cost): Fix typo.
1310 (struct gcc_target.sched.is_costly_dependence): Change signature to use
1311 single dep_t parameter instead of an equivalent triad.
1312 (struct gcc_target.sched.adjust_cost_2): Remove.
1314 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
1316 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
1318 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
1320 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
1322 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
1323 (REG_DEP_TRUE): Document.
1325 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
1326 Change signature to correspond to the targetm.sched.adjust_cost hook.
1327 Update use in TARGET_SCHED_ADJUST_COST_2.
1328 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
1329 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
1330 new scheduler dependencies lists.
1331 (ia64_gen_check): Ditto.
1333 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
1336 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
1337 signature to correspond to the targetm.sched.is_costly_dependence hook.
1338 (is_costly_group): Update to use new scheduler dependencies lists.
1340 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
1341 instead of INSN_COST () macro.
1343 2007-02-01 Ian Lance Taylor <iant@google.com>
1345 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
1347 2007-02-01 Guy Martin <gmsoft@gentoo.org>
1349 * pa.md (tp_load): Correct mfctl instruction syntax.
1351 2007-02-01 Geoffrey Keating <geoffk@apple.com>
1353 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
1354 altivec_padding_size calculation on AIX. Improve comment, add
1355 assert to verify that it's right.
1357 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
1360 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
1363 * global.c (global_alloc): Add mising initialization of
1366 2007-02-01 Roger Sayle <roger@eyesopen.com>
1368 * alias.c (init_alias_analysis): Correct whitespace.
1369 * bb-reorder.c (fix_edges_for_rarely_executed_code,
1370 partition_hot_cold_basic_blocks): Likewise.
1371 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1372 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
1373 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
1374 fold_builtin_snprintf_chk, fold_builtin_printf,
1375 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
1376 do_mpfr_arg3, do_mpfr_sincos): Likewise.
1377 * cfgcleanup.c (cleanup_cfg): Likewise.
1378 * cfgexpand.c (tree_expand_cfg): Likewise.
1379 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
1380 * function.c (get_next_funcdef_no): Likewise.
1381 * gengtype.c (main): Likewise.
1382 * genmodes.c (main): Likewise.
1383 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
1384 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
1385 * ifcvt.c (noce_emit_move_insn): Likewise.
1386 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
1388 * stor-layout.c (get_best_mode): Likewise.
1389 * tree-ssa-loop-niter.c (get_val_for): Likewise.
1390 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
1391 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
1392 perform_var_substitution, solve_graph): Likewise.
1393 * tree-vrp.c (vrp_finalize): Likewise.
1395 2007-02-01 Ian Lance Taylor <iant@google.com>
1397 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
1398 high part of a paradoxical subreg, return a constant zero.
1400 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
1402 * toplev.c (lang_dependent_init): Call init_set_costs.
1403 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
1405 2007-02-01 Richard Guenther <rguenther@suse.de>
1408 * fold-const.c (fold_negate_expr): Allow negating a
1409 constant if overflow does not change.
1411 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1413 * doc/c-tree.texi (Expression trees): Improve markup.
1414 * doc/tm.texi (Register Classes, Addressing Modes)
1415 (Floating Point): Fix spacing after abbreviations. Fix some
1418 2007-02-01 Ben Elliston <bje@au.ibm.com>
1420 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
1421 * doc/contrib.texi: Likewise.
1422 * doc/install.texi: Likewise.
1424 2007-01-31 Richard Henderson <rth@redhat.com>
1425 Ian Lance Taylor <iant@google.com>
1427 * lower-subreg.c: New file.
1428 * rtl.def (CONCATN): Define.
1429 * passes.c (init_optimization_passes): Add pass_lower_subreg and
1431 * emit-rtl.c (update_reg_offset): New static function, broken out
1432 of gen_rtx_REG_offset.
1433 (gen_rtx_REG_offset): Call update_reg_offset.
1434 (gen_reg_rtx_offset): New function.
1435 * regclass.c: Revert patch of 2006-03-05, restoring
1437 (clear_reg_info_regno): New function.
1438 * dwarf2out.c (concatn_loc_descriptor): New static function.
1439 (loc_descriptor): Handle CONCATN.
1440 * common.opt (fsplit_wide_types): New option.
1441 * opts.c (decode_options): Set flag_split_wide_types when
1443 * timevar.def (TV_LOWER_SUBREG): Define.
1444 * rtl.h (gen_reg_rtx_offset): Declare.
1445 (reg_scan_update): Declare.
1446 * regs.h (clear_reg_info_regno): Declare.
1447 * tree-pass.h (pass_lower_subreg): Declare.
1448 (pass_lower_subreg2): Declare.
1449 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
1450 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
1452 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
1453 * Makefile.in (OBJS-common): Add lower-subreg.o.
1454 (lower-subreg.o): New target.
1456 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
1458 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
1460 2007-01-31 Anatoly Sokolov <aesok@post.ru>
1463 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
1465 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1468 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
1470 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
1472 * cfgloop.h: Include vec-prim.h.
1473 (enum li_flags): Remove LI_ONLY_OLD.
1474 (loop_iterator): Changed.
1475 (fel_next, fel_init): Iterate over loop tree.
1476 (FOR_EACH_LOOP_BREAK): New macro.
1477 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
1479 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
1480 * modulo-sched.c (sms_schedule): Ditto.
1481 * tree-vectorizer.c (vectorize_loops): Ditto.
1482 * doc/loop.texi: Update information on loop numbering and behavior of
1483 FOR_EACH_LOOP wrto new loops.
1484 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
1485 add_to_evolution_1): Test nestedness of loops instead of comparing
1487 * tree-chrec.c (chrec_fold_plus_poly_poly,
1488 chrec_fold_multiply_poly_poly, chrec_evaluate,
1489 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
1490 reset_evolution_in_loop): Ditto.
1491 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
1493 2007-01-31 Dirk Mueller <dmueller@suse.de>
1495 * c-common.c (warn_about_parentheses): Separate warning about
1496 un-parenthized sequence of comparison operators from the one
1497 which is supposed to warn about x <= y <= z.
1499 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
1501 * optabs.h (enum optab_index): Add new OTI_isinf.
1502 (isinf_optab): Define corresponding macro.
1503 * optabs.c (init_optabs): Initialize isinf_optab.
1504 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
1506 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
1507 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
1509 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
1510 expand_builtin_interclass_mathfn.
1511 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
1512 * config/i386/i386.md (UNSPEC_FXAM): New constant.
1513 (fxam<mode>2_i387): New insn pattern.
1514 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
1515 built-in functions as x87 inline asm.
1517 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
1519 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
1521 2007-01-30 Eric Christopher <echristo@apple.com>
1523 * config.gcc: Add geode.
1525 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
1527 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
1528 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
1529 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
1530 value-prof.c: Fix comment typos.
1532 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1535 * doc/invoke.texi (Wpointer-arith): Document warning.
1537 2007-01-30 Janis Johnson <janis187@us.ibm.com>
1539 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
1540 the list of discrepancies from the draft TR.
1542 2007-01-30 Dirk Mueller <dmueller@suse.de>
1545 * doc/invoke.texi (-Wreturn-type): Update description to
1548 2007-01-30 Richard Sandiford <richard@codesourcery.com>
1550 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
1552 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
1554 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
1555 to handle optabs that operate on floating point input argument and
1556 output to integer output.
1557 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
1558 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
1559 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
1560 expand_builtin_interclass_mathfn ().
1561 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
1563 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
1564 ilogbl built-in functions as x87 intrinsics.
1566 2007-01-30 Richard Guenther <rguenther@suse.de>
1569 * dwarf2out.c (reference_to_unused): Query varpool if the
1570 variable was output.
1572 2007-01-30 Richard Guenther <rguenther@suse.de>
1575 * passes.c (execute_one_pass): Reset in_gimple_form to not
1576 confuse non-unit-at-a-time mode.
1578 2007-01-29 Roger Sayle <roger@eyesopen.com>
1579 Richard Guenther <rguenther@suse.de>
1581 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
1582 avoid undefined behaviour on overflow. Use force_fit_type_double
1583 to construct the constant with the specified TREE_OVERFLOW.
1585 2007-01-29 Janis Johnson <janis187@us.ibm.com>
1587 * config/dfp-bit.c: Add parameterized support for fp exceptions.
1588 * config/dfp-bit.h: Ditto.
1590 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1592 * c-decl.c (pop_scope): Replace warnings with call to
1593 warn_for_unused_label.
1594 * c-common.h (warn_for_unused_label): Declare.
1595 * c-common.c (warn_for_unused_label): Define.
1597 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1599 * tree-optimize.c (update_inlined_to_pointers): Delete unused
1602 2007-01-29 Janis Johnson <janis187@us.ibm.com>
1604 * Makefile.in (USER_H): Remove decfloat.h.
1605 * ginclude/decfloat.h: Delete, moving contents to ...
1606 * ginclude/float.h: Add support for decimal floating point,
1607 guarded by __STDC_WANT_DEC_FP__.
1609 2007-01-29 Mike Stump <mrs@apple.com>
1611 * doc/gccint.texi (Top): Rename Loop Representation to Loop
1612 Analysis and Representation to resolve case insensitive conflict.
1613 * doc/loop.texi (Loop Analysis and Representation): Likewise.
1615 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
1617 * tree.h (struct tree_memory_tag): Add aliases member.
1618 (MTAG_ALIASES): New macro.
1619 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
1620 (add_may_alias): Remove pointer-set. Update for may_aliases being
1622 (mark_aliases_call_clobbered): Update for may_aliases being a
1624 (compute_tag_properties): Ditto.
1625 (create_partition_for): Ditto.
1626 (compute_memory_partitions): Ditto.
1627 (dump_may_aliases_for): Ditto.
1628 (is_aliased_with): Ditto.
1629 (add_may_alias_for_new_tag): Ditto.
1630 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
1631 (compute_is_aliased): New function.
1632 (compute_may_aliases): Call compute_is_aliased).
1633 (init_alias_info): Initialize alias_bitmap_obstack.
1634 (union_alias_set_into): New function.
1635 (compute_flow_sensitive_aliasing): Use union_aliases_into.
1636 (have_common_aliases_p): Rewrite to take two bitmaps and use
1638 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
1640 (finalize_ref_all_pointers): Update for add_may_alias changes.
1641 (new_type_alias): Ditto.
1642 * tree-flow-inline.h (may_aliases): Return a bitmap.
1643 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
1644 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
1645 may_aliases being a bitmap.
1646 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
1647 may_aliases now returns a bitmap.
1648 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
1650 * tree-ssa-operands.c (add_virtual_operand): Update for
1651 may_aliases being a bitmap.
1653 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
1655 PR tree-optimization/30630
1656 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
1657 variable as changed.
1659 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
1662 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
1663 expanded only once even if an error occurs.
1665 2007-01-29 Ben Elliston <bje@au.ibm.com>
1667 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
1668 (__gcov_average_profiler): Likewise.
1669 (__gcov_ior_profiler): Likewise.
1670 (__gcov_merge_ior): Likewise.
1672 2007-01-28 Jan Hubicka <jh@suse.cz>
1674 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
1675 * value-prof.c (stringop_block_profile): Likewise.
1677 2007-01-28 Jan Hubicka <jh@suse.cz>
1679 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
1680 variant handling histograms; add wrapper.
1681 (clear_storage_via_libcall): Export.
1682 (emit_block_move_hints): Break out from ...; add histograms.
1683 (emit_block_move): ... this one.
1684 (clear_storage_hints): Break out from ...; add histograms.
1685 (clear_storage): ... this one.
1686 (set_storage_via_memset): Handle histogram.
1687 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
1688 (clear_storage_hints, clear_storage_via_libcall): Declare.
1689 (set_storage_via_setmem): Update prototype.
1690 * doc/md.texi (movmem, setmem): Document new arguments.
1692 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
1694 (stringop_block_profile): New global function.
1695 (tree_stringops_values_to_profile): Profile block size and alignment.
1696 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
1698 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
1699 (stringop_block_profile): Declare.
1700 * builtins.c: Include value-prof.h.
1701 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
1702 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
1703 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
1704 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
1705 * profile.c (instrument_values): Add new counters.
1706 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
1708 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
1709 (tree_init_edge_profiler): Build new profilers.
1710 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
1711 (pass_tree_profile): Add dump.
1712 (tree_profile_hooks): Update.
1713 * Makefile.in (LIBGCOV): Add new constants.
1714 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
1715 __gcov_ior_profiler): New.
1716 * i386.md (movmem/setmem expanders): Add new optional arguments.
1718 2007-01-28 David Edelsohn <edelsohn@gnu.org>
1720 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
1722 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
1724 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
1725 (tree_unswitch_single_loop): Pass eni_size_weights to
1726 tree_num_loop_insns.
1727 * tree-ssa-loop-manip.c: Include tree-inline.h.
1728 (can_unroll_loop_p): Pass eni_size_weights to
1729 tree_num_loop_insns.
1730 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
1731 Pass eni_size_weights to estimate_num_insns.
1732 * tree.h (init_inline_once): Export.
1733 * toplev.c (backend_init): Call init_inline_once.
1734 * cgraphunit.c (cgraph_process_new_functions,
1735 cgraph_analyze_function): Pass eni_inlining_weights to
1737 * ipa-inline.c (compute_inline_parameters): Ditto.
1738 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
1739 to estimate_num_insns.
1740 (try_unroll_loop_completely): Pass eni_size_weights to
1741 tree_num_loop_insns.
1742 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
1743 ot estimate_num_insns.
1744 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
1745 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
1746 * tree-inline.c (eni_inlining_weights, eni_size_weights,
1747 eni_time_weights): New variables.
1748 (init_inline_once): Initialize them.
1749 (struct eni_data): Mew.
1750 (estimate_num_insns_1, estimate_num_insns): Use weights.
1751 * tree-inline.h (struct eni_weights_d): New.
1752 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
1753 (estimate_num_insns): Declaration changed.
1754 * cfgloop.h (tree_num_loop_insns): Declaration changed.
1755 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
1756 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
1758 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
1760 * tree-data-ref.c (conflict_fn): Assert that the number of affine
1761 relations in the conflict function is valid.
1763 2007-01-27 Ian Lance Taylor <iant@google.com>
1765 * common.opt: Add fstrict-overflow.
1766 * opts.c (decode_options): Set flag_strict_overflow if -O2.
1767 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
1768 (TYPE_OVERFLOW_UNDEFINED): Define.
1769 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
1771 * tree.h (TYPE_TRAP_SIGNED): Don't define.
1772 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
1773 (fold_negate_expr): Likewise.
1774 (make_range): Likewise.
1775 (extract_muldiv_1): Likewise.
1776 (maybe_canonicalize_comparison): Likewise.
1777 (fold_comparison): Likewise.
1778 (fold_binary): Likewise.
1779 (tree_expr_nonnegative_p): Likewise.
1780 (tree_expr_nonzero_p): Likewise.
1781 * tree-vrp.c (compare_values): Likewise.
1782 (extract_range_from_binary_expr): Likewise.
1783 (extract_range_from_unary_expr): Likewise.
1784 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
1786 (nowrap_type_p): Likewise.
1787 * tree-scalar-evolution.c (simple_iv): Likewise.
1788 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
1789 (build_range_check): Likewise.
1790 (extract_muldiv_1): Likewise.
1791 (fold_comparison): Likewise.
1792 * tree-vrp.c (vrp_int_const_binop): Likewise.
1793 (extract_range_from_unary_expr): Likewise.
1794 * convert.c (convert_to_integer): Likewise.
1795 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
1796 (fold_comparison): Likewise.
1797 (fold_binary): Likewise.
1798 * optabs.c (optab_for_tree_code): Likewise.
1799 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
1800 * simplify-rtx.c (simplify_const_relational_operation): Check
1801 flag_strict_overflow and flag_trapv.
1802 (simplify_const_relational_operation): Likewise.
1803 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
1804 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
1807 2007-01-27 Roger Sayle <roger@eyesopen.com>
1809 * tree.c (tree_fold_gcd): Delete.
1810 * tree.h (tree_fold_gcd): Remove prototype.
1811 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
1812 test whether one constant integer is a multiple of another. Instead
1813 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
1814 * fold-const.c (multiple_of_p): We've determined both TOP and
1815 BOTTOM are integer constants so we can call int_const_binop directly
1816 instead of the more generic const_binop.
1818 2007-01-27 Roger Sayle <roger@eyesopen.com>
1820 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
1821 1*X check that the constant hasn't overflowed, to preserve the
1823 (round_up): Provide an efficient implementation when rouding-up an
1824 INTEGER_CST to a power-of-two.
1826 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1828 * doc/sourcebuild.texi: Add comma for clarity.
1829 * doc/extend.texi: Fix some typos.
1830 * doc/passes.texi: Likewise.
1831 * doc/cppinternals.texi: Likewise.
1832 * doc/c-tree.texi: Likewise.
1833 * doc/tree-ssa.texi: Likewise.
1834 * doc/install.texi: Likewise.
1836 2007-01-27 Jan Hubicka <jh@suse.cz>
1838 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
1839 (pass_sra): Do not require alias information.
1840 * passes.c (init_optimization_passes): Add SRA
1842 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
1844 * tracer.c (rest_of_handle_tracer): We already cleaned
1845 up the CFG in tracer() so don't do it here again.
1846 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
1847 cleanup_cfg here, either. And don't call renumber_insns.
1849 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
1850 and BB_HEAD are in the insn stream here. Instead make sure
1851 that BB_INSN is valid on all insns. Also, do check here that
1852 there are no pending branch predictions...
1853 (rtl_verify_flow_info): ...instead of doing it here. Checks
1854 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
1857 2007-01-26 Roger Sayle <roger@eyesopen.com>
1859 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
1860 function to simplify/factorize operand order canonicalization.
1861 (ix86_fixup_binary_operands): Reorganize using the above function.
1862 (ix86_binary_operator_ok): Likewise.
1864 2007-01-27 Jakub Jelinek <jakub@redhat.com>
1866 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
1867 file scope from optimize_attrs.
1868 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
1870 (optimize_attrs): Clear insn_code_values after freeing it.
1872 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
1874 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
1875 a parts.base assignment.
1877 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
1879 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
1880 (compute_subscript_distance, initialize_data_dependence_relation,
1881 finalize_ddr_dependent, analyze_ziv_subscript,
1882 analyze_siv_subscript_cst_affine,
1883 compute_overlap_steps_for_affine_univar,
1884 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
1885 analyze_siv_subscript, analyze_miv_subscript,
1886 analyze_overlapping_iterations, subscript_dependence_tester_1,
1887 compute_self_dependence, free_dependence_relation): Work
1888 with affine_fn instead of chrecs.
1889 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
1890 common_affine_function, affine_function_base,
1891 affine_function_constant_p, affine_fn_op, affine_fn_plus,
1892 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
1893 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
1894 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
1895 (all_chrecs_equal_p): Removed.
1896 * tree-data-ref.h (affine_fn, conflict_function): New types.
1897 (struct subscript): Change type of conflicting_iterations_in_a
1898 and conflicting_iterations_in_b.
1900 2007-01-26 Steve Ellcey <sje@cup.hp.com>
1903 * config/pa/pa.h (TARGET_HPUX_11): New.
1904 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
1905 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
1907 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
1908 Richard Guenther <rguenther@suse.de>
1910 * tree-ssa-structalias.c (solve_graph): Handle case
1911 we merged the variable to another.
1913 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1915 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
1918 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
1919 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
1921 2007-01-25 DJ Delorie <dj@redhat.com>
1923 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
1924 allow changes to modes which don't fit in those registers.
1926 * reload1.c (choose_reload_regs): Check for invalid subregs before
1927 computing their locations, not after.
1929 2007-01-25 Geoffrey Keating <geoffk@apple.com>
1932 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
1933 save Altivec registers in an eh_return function.
1934 (compute_vrsave_mask): Likewise.
1935 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
1936 for saving Altivec registers.
1937 (rs6000_emit_prologue): Don't allocate stack twice in
1938 eh_return function. Correct expected value of altivec_save_offset
1939 when using save_world. Describe save of R0 to stack when using
1940 save_world. Describe stack pointer adjustment when using
1941 save_world. Remove duplicated eh_return parameter register saving.
1942 Update sp_offset variable after save_world.
1943 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
1945 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
1946 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
1949 2007-01-25 Steve Ellcey <sje@cup.hp.com>
1951 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
1953 2007-01-25 Steve Ellcey <sje@cup.hp.com>
1956 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
1957 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
1959 2007-01-25 Richard Guenther <rguenther@suse.de>
1961 * doc/invoke.texi (-Wcoverage-mismatch): Document.
1962 * common.opt (-Wcoverage-mismatch): New warning option.
1963 * coverage.c (get_coverage_counts): Ignore coverage mismatch
1964 if -Wcoverage-mismatch is given.
1966 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
1968 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
1969 (ipcp_driver): Change to static definition.
1970 Add dumping of the ifunctions.
1971 (constant_val_insert): Remove unused parameter. Support for SSA.
1972 (ipcp_propagate_const): Support for SSA.
1973 (ipcp_profile_bb_print): Print only analyzed nodes.
1974 (ipcp_replace_map_create): Remove support for Fortran constant
1976 * ipa-prop.c (ipa_method_modify_stmt,
1977 ipa_callsite_compute_param): Support for SSA.
1978 * ipa-prop.h (ipcp_driver): Remove declaration.
1979 (IS_VALID_TREE_MAP_INDEX): Add define.
1981 2007-01-24 Geoffrey Keating <geoffk@apple.com>
1983 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
1985 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1988 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
1989 constant argument to cabs and do it without checking for
1990 -funsafe-math-optimizations.
1992 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
1994 * c-common.h (RID_FIRST_CXX0X): New.
1995 (RID_LAST_CXX0X): New.
1996 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
1998 * c.opt (Wc++0x-compat): New.
1999 * doc/invoke.texi (-Wc++0x-compat): Document.
2001 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2003 * builtins.c (fold_builtin_carg): New.
2004 (fold_builtin_1): Use it.
2006 2007-01-24 Jan Hubicka <jh@suse.cz>
2008 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
2010 * ipa-inline.c (initial_insns, max_insns): Delete.
2011 (compute_max_insns): New function.
2012 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
2013 of insns as base for code growth.
2014 (cgraph_decide_inlining): Make initial_insns local; do not compute
2016 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
2017 * doc/invoke.texi (inline-unit-growth): Update docs.
2019 2007-01-24 Jakub Jelinek <jakub@redhat.com>
2021 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
2022 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
2023 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
2024 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
2025 for CPUs that have PTA_CX16 set.
2028 * gimplify.c (omp_check_private): New function.
2029 (gimplify_scan_omp_clauses): Use it for
2030 firstprivate/lastprivate/reduction.
2033 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
2034 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
2037 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
2038 If lower_lastprivate_clauses emits some statements, append them
2039 to dlist rather than body_p and to body_p append an initializer.
2040 (lower_omp_for): Adjust caller.
2042 2007-01-24 Steve Ellcey <sje@cup.hp.com>
2044 * target.h (globalize_decl_name): New.
2045 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
2046 * output.h (default_globalize_decl_name): New.
2047 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
2049 (globalize_decl): Ditto.
2050 (default_globalize_decl_name): New.
2051 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
2052 (ia64_handle_version_id_attribute): New.
2053 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
2054 (ia64_asm_output_external): Use globalize_decl_name instead
2056 * doc/extend.texi (version_id): New pragma.
2057 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
2059 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
2061 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
2062 _uleb128_t and _Unwind_SWord with _sleb128_t.
2063 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
2064 uw_frame_state_for, uw_update_context_1): Likewise.
2065 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
2066 * unwind-pe.h (read_uleb128, read_sleb128,
2067 read_encoded_value_with_base): Likewise.
2068 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
2070 2007-01-24 Richard Guenther <rguenther@suse.de>
2072 * builtins.c (expand_builtin_cexpi): Get the fndecl
2073 for cexp in the correct way.
2075 2007-01-24 Jan Hubicka <jh@suse.cz>
2077 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
2079 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
2081 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
2082 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
2083 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
2084 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
2085 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
2086 __SIZEOF_PTRDIFF_T__.
2087 * doc/cpp.texi: Documentation for the new builtin macros added.
2089 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
2091 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
2092 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
2093 instead of operands[2] to avoid access past the end of array.
2095 2007-01-24 Richard Sandiford <richard@codesourcery.com>
2097 * reload1.c (emit_reload_insns): Pass the reload register
2098 for a non-spill output reload through forget_old_reloads_1.
2100 2007-01-23 Joseph Myers <joseph@codesourcery.com>
2102 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2103 _SOFT_DOUBLE if doubles use software floating-point.
2104 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
2105 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
2106 * config/rs6000/darwin-ldouble.c: Also compile functions for
2107 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
2108 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
2109 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
2110 commented-out long double override.
2111 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
2112 * config/rs6000/eabispe.h: Likewise.
2113 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
2114 long double for non-SPE.
2115 (rs6000_handle_option): Likewise.
2116 (invalid_e500_subreg): Disallow more subregs involding DImode,
2117 DFmode, TImode or TFmode.
2118 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
2120 (legitimate_lo_sum_address_p): Also check for TFmode for E500
2122 (rs6000_legitimize_address): Also handle TFmode for E500 double.
2123 (rs6000_legitimize_reload_address): Also handle TFmode for E500
2125 (rs6000_legitimate_address): Also check for TFmode for E500
2127 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
2128 (spe_build_register_parallel): Handle TFmode and TCmode.
2129 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
2131 (function_arg): Handle TFmode and TCmode for E500 double.
2132 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
2134 (print_operand): Handle TFmode and TImode for %y.
2135 (rs6000_generate_compare): Handle TFmode comparisons for E500
2137 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
2138 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
2139 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
2140 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
2141 TFmode for E500 double.
2142 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
2143 (floatsidf2): Enable for E500 double.
2144 (movtf_softfloat): Use rs6000_nonimmediate_operand.
2145 (extenddftf2): Change to extenddftf2_fprs.
2146 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
2147 depending on TARGET_E500_DOUBLE.
2148 (extendsftf2): Enable for E500 double.
2149 (trunctfdf2): Enable for E500 double.
2150 (trunctfsf2): Change to trunctfsf2_fprs.
2151 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
2152 depending on TARGET_E500_DOUBLE.
2153 (floatsitf2): Enable for E500 double.
2154 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
2155 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
2156 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
2157 (negtf2): Change to negtf2_internal.
2158 (negtf2): New expander.
2159 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
2160 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
2161 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
2162 (movdi_internal32): Use rs6000_nonimmediate_operand.
2163 (unnamed splitter): Likewise.
2164 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
2165 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
2166 (SPE64TF, DITI): New mode macros.
2167 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
2170 (frob_<mode>_di_2): New.
2171 (frob_tf_di_8_2): New.
2172 (frob_di_df): Change to frob_di_<mode>; allow more modes.
2174 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
2176 (frob_ti_<mode>_8_2): New.
2177 (frob_ti_tf_2): New.
2178 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
2179 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
2181 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
2182 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
2183 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
2184 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
2185 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
2186 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
2189 2007-01-23 Ian Lance Taylor <iant@google.com>
2191 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
2193 (OBJS-archive): Reformat, alphabetize.
2194 (OBJS): Change out_object_file to OBJS-md.
2196 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
2198 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
2199 JUMP_P and CALL_P predicates where applicable.
2200 * config/i386/i386.c: Ditto.
2201 * config/i386/i386.md: Ditto.
2202 * config/i386/mmx.md: Ditto.
2203 * config/i386/predicates.md: Ditto.
2205 2007-01-22 Andreas Schwab <schwab@suse.de>
2207 * config/m68k/m68k.h: Fix comment.
2209 2007-01-22 Jan Hubicka <jh@suse.cz>
2211 * passes.c (init_optimization_passes): Do not rerun
2212 pass_early_warn_uninitialized.
2214 2007-01-22 Richard Guenther <rguenther@suse.de>
2216 PR tree-optimization/30038
2217 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
2219 (execute_cse_sincos_1): Likewise.
2220 (execute_cse_sincos): Likewise.
2221 (gate_cse_sincos): Likewise.
2222 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
2223 the cexpi() canonicalization of sincos().
2224 * tree-pass.h (pass_cse_sincos): Declare.
2225 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
2227 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2229 PR rtl-optimization/29329
2230 * combine.c (replaced_rhs_insn): Rename to i2mod.
2231 (replaced_rhs_value): Rename to i2mod_new_rhs.
2232 (i2mod_old_rhs): New global variable.
2233 (combine_instructions): Adjust for above change. Save a copy of
2234 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
2235 note are substituted in the second instruction.
2236 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
2237 ditch the note if it pertains to the second eliminated register
2238 and this register is mentioned in i2mod_old_rhs.
2241 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2243 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
2244 the insn to which the note was originally attached.
2246 2007-01-21 Jan Hubicka <jh@suse.cz>
2248 * ipa-inline.c (inlining_mode): Comment, move up.
2249 (cgraph_decide_inlining_incrementally): Do not perform inlining
2250 itself; fix handling of flattening of self recursive functions.
2251 (cgraph_find_cycles): Remove.
2252 (cgraph_flatten_node): Remove.
2253 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
2254 (try_inline): New function.
2255 (cgraph_early_inlining): Update call of
2256 cgraph_decide_inlining_incrementally. Apply inlining here.
2257 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
2259 2007-01-21 Dirk Mueller <dmueller@suse.de>
2262 * tree-vrp.c (check_array_bounds): do not warn
2263 about ADDR_EXPR's of ARRAY_REF's which are immediately
2264 used in binary expressions.
2266 2007-01-21 Ira Rosen <irar@il.ibm.com>
2268 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
2269 read_write_dep and macros for its access.
2270 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
2271 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
2272 argument, call vect_check_interleaving for every independent pair of
2273 data-refs. Mark loads that access the same memory location as a store
2275 (vect_check_dependences): Remove.
2276 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
2277 call, fix the call to vect_analyze_data_ref_dependence.
2278 (vect_analyze_data_ref_access): For statements that access the same
2279 data-ref, check that they are not stores; for loads, check that there
2280 is no store that access the same location.
2282 2007-01-20 Roger Sayle <roger@eyesopen.com>
2283 Joseph Myers <joseph@codesourcery.com>
2285 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
2286 (-fdump-rtl-stack): Likewise.
2287 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
2288 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
2289 (-mpt-fixed): Use @minus{} for minus sign.
2290 (Using Precompiled Headers): Fix under/overfull hbox.
2292 2007-01-20 Jan Hubicka <jh@suse.cz>
2294 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
2295 place within annotation.
2297 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2299 * pa.c (output_move_double): Change array size of xoperands to 4.
2301 2007-01-20 Jan Hubicka <jh@suse.cz>
2303 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
2306 2007-01-19 Ian Lance Taylor <iant@google.com>
2308 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
2309 constant to unsigned HOST_WIDE_INT before negating.
2311 2007-01-19 Ian Lance Taylor <iant@google.com>
2313 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
2315 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
2316 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
2317 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
2318 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
2319 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
2320 (realloc_vdef, realloc_vuse): Change second parameter to
2322 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
2324 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
2325 unsigned. Change x and lim locals to unsigned.
2326 (realloc_vdef, realloc_vuse): Change num_elem parameter to
2328 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
2329 (copy_virtual_operands): Change i and n locals to unsigned.
2331 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2334 * builtins.c (fold_builtin_1): Handle builtin fdim.
2336 2007-01-20 Jan Hubicka <jh@suse.cz>
2338 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
2339 * tree-ssa-structalias.c (compute_points_to_sets): Do call
2340 init_alias_heapvars.
2341 (init_alias_heapvars): Initialize only when not already initialized.
2342 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
2344 2007-01-19 Roger Sayle <roger@eyesopen.com>
2346 * common.opt (fsigned-zeros): New command line option.
2347 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
2348 of flag_unsafe_math_optimizations.
2349 * opts.c (set_fast_math_flags): The -ffast-math command line option
2350 implies -fno-signed-zeros.
2351 (fast_math_flags_set_p): Likewise.
2353 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
2354 the documentation of -ffast-math appropriately. Wrap long lines.
2356 2007-01-19 Steve Ellcey <sje@cup.hp.com>
2358 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
2359 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
2361 2007-01-19 Tomas Bily <tbily@suse.cz>
2363 * cgraphunit.c (cgraph_finalize_function): Updating of pid
2365 (tree_init_ic_make_global_vars): New function
2366 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
2367 (tree_gen_ic_profiler): New function
2368 (tree_gen_ic_func_profiler): New function
2369 (tree_profiling): Added calling of tree_gen_ic_func_profiler
2370 (tree_profile_hooks): Added hook for indirec/virtual calls
2371 * value-prof.c (tree_find_values_to_profile): New case for
2373 (tree_values_to_profile): Call for determining indirect/virtual
2375 (tree_indirect_call_to_profile): New function
2376 (tree_ic_transform): New function
2377 (tree_ic): New function
2378 (find_func_by_pid): New function
2379 (init_pid_map): New function
2380 (tree_value_profile_transformations): Added check for
2381 indirect/virtual call transformation
2382 * value-prof.h (enum hist_type): New counter type for
2383 indirect/virtual calls
2384 (profile_hooks): Added new hook for profiling indirect/virtual
2386 * profile.c (instrument_values): New case for indirect/virtual
2388 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
2389 (GCOV_COUNTER_V_INDIR): New counter type
2390 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
2391 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
2393 * cgraph.c: Definition of cgraph_max_pid
2394 (cgraph_create_node): Default init of pid attribute
2395 * cgraph.h: Declaration of cgraph_max_pid
2396 (struct cgraph_node): Added pid attribute
2397 * libgcov.c (__gcov_indirect_call_profiler): New function
2398 (__gcov_one_value_profiler_body): New function
2399 (__gcov_one_value_profiler): Body was moved to
2400 __gcov_one_value_profiler_body and calls it
2402 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
2404 * doc/gty.texi (Options): Document the mark_hook option to GTY.
2405 * gengtype.c (write_types_data, write_func_for_structure,
2406 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
2407 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
2408 (walk_type, write_func_for_structure): Generate the mark_hook if
2411 2007-01-19 Jan Hubicka <jh@suse.cz>
2413 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
2414 'early' argument take inlining mode argument specifying whether to
2415 inline for size/speeed or all functions; add support for flattening;
2417 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
2419 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2422 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
2423 the name of the declared identifier.
2425 2007-01-19 Dirk Mueller <dmueller@suse.de>
2427 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
2428 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
2429 duplicate evaluation.
2431 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
2433 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
2434 Macroize expander using X87MODEF12 mode macro. Extend operand 1
2435 to XFMode, use acosxf2 and truncate result to requested mode.
2436 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
2437 (asin<mode>2): Similarly, with asin expanders.
2438 (*fscalexf4_i387): Rename from *fscalexf4.
2439 (expNcorexf3): New expander.
2440 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
2441 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
2442 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
2443 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
2444 patterns for SSE math.
2445 (exp10<mode>2): Similarly, with exp10 expanders.
2446 (exp2<mode>2): Similarly, with exp2 expanders.
2447 (expm1<mode>2): Similarly, with expm1 expanders.
2448 (ldexp<mode>3): Similarly, with ldexp expanders.
2449 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
2450 Use gen_truncxf<mode>2_i387_noop to truncate result.
2452 2007-01-19 Richard Sandiford <richard@codesourcery.com>
2454 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
2455 for ColdFire targets.
2457 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
2458 Richard Sandiford <richard@codesourcery.com>
2460 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
2461 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
2462 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
2463 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
2464 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
2465 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
2467 2007-01-19 Richard Sandiford <richard@codesourcery.com>
2469 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
2470 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
2471 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
2472 (*adddi_dilshr32_cf): New pattern.
2473 (adddi3, subdi3): Remove first alternatives.
2475 2007-01-19 Richard Sandiford <richard@codesourcery.com>
2477 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
2478 implemented using move.l, do not use its cc result for floating-point
2481 2007-01-19 Richard Sandiford <richard@codesourcery.com>
2483 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
2484 from accepting 's' constraints if flag_pic.
2486 2007-01-19 Richard Sandiford <richard@codesourcery.com>
2488 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
2489 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
2490 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
2491 condition from TARGET_68881 to TARGET_HARD_FLOAT.
2493 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
2495 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
2496 ColdFire alternatives.
2497 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
2498 * config/m68k/m68k.md (clzsi2): Define for ColdFire
2499 architectures that support ff1 instruction.
2501 2007-01-19 Richard Sandiford <richard@codesourcery.com>
2502 Julian Brown <julian@codesourcery.com>
2504 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
2505 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
2506 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
2509 2007-01-19 Richard Sandiford <richard@codesourcery.com>
2511 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
2513 (output_move_const_into_data_reg, output_move_simode_const): Delete.
2514 * config/m68k/m68k.c (const_method, const_int_cost): Take a
2515 HOST_WIDE_INT instead of an rtx.
2516 (m68k_rtx_costs): Update call accordingly.
2517 (output_move_const_into_data_reg): Likewise. Fix formatting.
2518 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
2520 (output_move_simode_const): Update calls after above changes.
2521 Rework to use automatic variables and predicates like MEM_P.
2522 * config/m68k/m68k.md (pushexthisi_const): Update call to
2525 2007-01-19 Dirk Mueller <dmueller@suse.de>
2527 * tree-ssa-alias.c (perform_var_substitution): Fix typo
2530 2007-01-19 Richard Guenther <rguenther@suse.de>
2532 * builtins.c (expand_builtin_cexpi): Fall back to expanding
2533 via cexp in case sincos is not available.
2535 2007-01-19 Richard Guenther <rguenther@suse.de>
2537 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
2538 * defaults.h (TARGET_HAS_SINCOS): Default to off.
2539 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
2540 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
2541 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
2542 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
2543 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
2544 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
2546 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
2548 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
2550 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
2551 (atan2xf3): Directly generate RTL pattern.
2552 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
2553 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
2554 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
2555 disable patterns for SSE math.
2556 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
2557 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
2558 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
2559 disable patterns for SSE math.
2561 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
2563 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
2565 2007-01-18 Roger Sayle <roger@eyesopen.com>
2567 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
2568 VIEW_CONVERT_EXPR to the same type as it's operand.
2570 2007-01-18 David Edelsohn <edelsohn@gnu.org>
2572 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
2573 configured for long double 128.
2575 2007-01-18 Mike Stump <mrs@apple.com>
2577 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
2580 2007-01-18 Michael Meissner <michael.meissner@amd.com>
2582 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
2585 2007-01-18 Jan Hubicka <jh@suse.cz>
2587 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
2588 greater than NUM_VOP_FREE_BUCKETS.
2590 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
2592 * tree-ssa-structalias.c: Update comments.
2593 (ptabitmap_obstack): Removed.
2595 (oldpta_obstack): Ditto.
2596 (stats): Add a few members.
2597 (struct variable_info): Remove node, complex, address_taken, and
2598 indirect_target members. Add oldsolution member.
2599 (new_var_info): Do not initialize removed members.
2600 (constraint_expr_type): Remove INCLUDES.
2601 (constraint_graph): Add size, implicit_preds, rep,
2602 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
2603 (FIRST_REF_NODE): New macro.
2604 (LAST_REF_NODE): Ditto.
2605 (FIRST_ADDR_NODE): Ditto.
2606 (find): New function.
2608 (dump_constraint): Do not handle INCLUDES.
2609 (insert_into_complex): Do not insert duplicate constraints.
2610 (condense_varmap_nodes): Renamed and rewritten into ...
2611 (merge_node_constraints): This. Also fix bug in handling of
2612 offseted copy constraints.
2613 (clear_edges_for_node): No longer need to deal with preds at all,
2614 or removing associated preds/succs.
2615 (merge_graph_nodes): Deal with indirect_cycles.
2616 Don't deal with predecessors.
2617 (add_implicit_graph_edge): New function.
2618 (add_pred_graph_edge): Ditto.
2619 (add_graph_edge): Don't deal with predecessors.
2620 (build_constraint_graph): Removed.
2621 (build_pred_graph): New function.
2622 (build_succ_graph): Ditto.
2623 (struct scc_info): Removed in_component. Added roots, dfs, and
2624 node_mapping. Remove visited_index, unification_queue.
2625 (scc_visit): Deal with union-find we do now.
2626 Deal with cycles with REF nodes.
2627 (collapse_nodes): Renamed and rewritten to ...
2628 (unify_nodes): This.
2629 (process_unification_queue): Removed.
2630 (topo_visit): Cleanup
2631 (do_da_constraint): Use find.
2632 (do_sd_constraint): Ditto.
2633 (do_ds_constraint): Ditto.
2634 (do_complex_constraint): Ditto.
2635 (init_scc_info): Update for removed and added members.
2636 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
2637 (find_indirect_cycles): This.
2638 (equivalence_class): New variable.
2639 (label_visit): New function.
2640 (perform_variable_substitution): Rewritten.
2641 (free_var_substitution_info): New function.
2642 (find_equivalent_node): Ditto.
2643 (move_complex_constraints): Ditto.
2644 (eliminate_indirect_cycles): Ditto.
2645 (solve_graph): Only propagate changed bits.
2646 Use indirect cycle elimination.
2648 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
2649 (tree_id_eq): Renamed to ...
2650 (tree_vi_eq): This. Update for member change
2651 (insert_id_for_tree): Renamed and rewritten to ...
2652 (insert_vi_for_tree): This.
2653 (lookup_id_for_tree): Renamed and rewritten to ...
2654 (lookup_vi_for_tree): This.
2655 (get_id_for_tree): Renamed and rewritten to ...
2656 (get_vi_for_tree): Ditto.
2657 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
2658 (process_constraint): Don't handle INCLUDES.
2659 Remove special ADDRESSOF case.
2660 (find_func_aliases): Rewrite to use vi functions instead of id
2662 (create_function_info_for): Ditto.
2663 (create_variable_info_for): Ditto.
2664 (intra_create_variable_infos): Ditto.
2665 (merge_smts_into): Ditto.
2666 (find_what_p_points_to): Ditto.
2667 (init_base_vars): Ditto.
2668 (init_alias_vars): Ditto.
2669 (remove_preds_and_fake_succs): New function.
2670 (dump_sa_points_to_info): Dump new stats.
2671 (dump_solution_for_var): Use find.
2672 (set_used_smts): Fix formatting.
2673 (compute_points_to_sets): Updated for new functions.
2674 (ipa_pta_execute): Ditto.
2676 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
2677 Richard Sandiford <richard@codesourcery.com>
2679 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
2681 * calls.c (expand_call): If the return value is a PARALLEL,
2682 extract its first member.
2683 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
2684 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
2685 use FUNCTION_EXTRA_EPILOGUE.
2686 (m68k_function_value): Return a PARALLEL if the return value
2687 is of a pointer type.
2688 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
2689 (FUNCTION_EXTRA_EPILOGUE): Remove.
2690 * config/m68k/m68k.md (D0_REG): New constant.
2692 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
2694 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
2695 output a NOP for empty epilogues.
2697 2007-01-18 Richard Sandiford <richard@codesourcery.com>
2699 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
2700 before function. Extend register save check to include all
2701 registers, not just integer ones.
2703 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
2705 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
2706 (m68k_use_return_insn): ...this.
2707 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
2708 * config/m68k/m68k.c (use_return_insn): Rename to...
2709 (m68k_use_return_insn): ...this.
2710 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
2713 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
2715 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
2716 nearest even, fix denormal rounding overflow.
2718 2007-01-18 Richard Sandiford <richard@codesourcery.com>
2720 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
2721 f%$smove and f%$move.
2722 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
2723 (extendsfdf2_cf): Use fdmove instead of f%&move.
2724 (truncdfsf2_cf): Use fsmove instead of f%$smove.
2725 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
2727 2007-01-18 Richard Sandiford <richard@codesourcery.com>
2729 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
2732 2007-01-18 Richard Sandiford <richard@codesourcery.com>
2734 * real.h (real_format): Add a canonical_nan_lsbs_set field.
2735 (coldfire_single_format): Declare.
2736 (coldfire_double_format): Likewise.
2737 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
2738 of qnan_msb_set to determine the lower bits of a canonical
2740 (encode_ieee_double): Likewise.
2741 (encode_ieee_quad): Likewise.
2742 (ieee_single_format): Initialize canonical_nan_lsbs_set.
2743 (mips_single_format): Likewise.
2744 (ieee_double_format): Likewise.
2745 (mips_double_format): Likewise.
2746 (ieee_extended_motorola_format): Likewise.
2747 (ieee_extended_intel_96_format): Likewise.
2748 (ieee_extended_intel_128_format): Likewise.
2749 (ieee_extended_intel_96_round_53_format): Likewise.
2750 (ibm_extended_format): Likewise.
2751 (mips_extended_format): Likewise.
2752 (ieee_quad_format): Likewise.
2753 (mips_quad_format): Likewise.
2754 (vax_f_format): Likewise.
2755 (vax_d_format): Likewise.
2756 (vax_g_format): Likewise.
2757 (i370_single_format): Likewise.
2758 (i370_double_format): Likewise.
2759 (decimal_single_format): Likewise.
2760 (decimal_double_format): Likewise.
2761 (decimal_quad_format): Likewise.
2762 (c4x_single_format): Likewise.
2763 (c4x_extended_format): Likewise.
2764 (real_internal_format): Likewise.
2765 (coldfire_single_format): New real_format.
2766 (coldfire_double_format): Likewise.
2767 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
2768 canonical_nan_lsbs_set.
2769 (pdp11_d_format): Likewise.
2770 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
2771 if TARGET_COLDFIRE_CPU.
2773 2007-01-18 Richard Sandiford <richard@codesourcery.com>
2775 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
2776 (output_call, m68k_legitimize_call_address): Declare.
2777 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
2778 parenthesees. Add support for a 'W' constraint.
2779 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
2780 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
2781 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
2782 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
2784 (override_options): Initialize them. Do not set flag_no_function_cse
2785 for TARGET_ID_SHARED_LIBRARY.
2786 (m68k_output_pic_call): Delete.
2787 (m68k_legitimize_call_address): New function.
2788 (print_operand): Remove the %o prefix. Handle the %p prefix.
2789 (output_call): New function.
2790 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
2791 target address from the GOT if symbolic jumps are not allowed.
2792 * config/m68k/m68k.md (call, general_operand): Do not set
2793 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
2794 Merge separate flag_pic and !flag_pic define_insns into...
2795 (*call, *call_value): ...these new patterns. Match the address
2796 rather than the containing MEM and require it to be a call_operand.
2797 Use output_call to generate the asm template.
2798 * config/m68k/predicates.md (const_call_operand): New predicate.
2799 (call_operand): Likewise.
2801 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
2803 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
2804 (STACK_GROWS_DOWNWARD): Define to 1.
2805 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
2806 comments, emphasizing that these values are only defaults.
2807 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
2808 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
2810 2007-01-18 Richard Sandiford <richard@codesourcery.com>
2812 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
2814 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
2815 Richard Sandiford <richard@codesourcery.com>
2817 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
2818 (FP_REGNO_P): New macros.
2819 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
2820 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
2821 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
2822 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
2824 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
2826 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
2827 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
2829 * config/m68k/t-floatlib: New file, extracting common code from...
2830 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
2831 * config/m68k/t-uclinux: Here.
2832 * config/m68k/fpgnulib.c: Do not compile extendeed precision
2833 routines on ColdFire targets.
2835 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
2837 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
2838 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
2839 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
2840 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
2841 explicitly set MOTOROLA to 1.
2842 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
2844 2007-01-18 Richard Sandiford <richard@codesourcery.com>
2845 Nathan Sidwell <nathan@codesourcery.com>
2847 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
2848 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
2849 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
2850 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
2851 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
2852 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
2853 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
2854 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
2855 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
2856 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
2857 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
2858 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
2859 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
2860 (DBX_REGISTER_NUMBER): Delete.
2861 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
2862 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
2863 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
2865 2007-01-18 Richard Sandiford <richard@codesourcery.com>
2867 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
2868 * config/flat.h: New file.
2869 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
2871 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
2872 indirect references for -msep-data or -mid-shared-library.
2873 Do not use PC-relative code addresses either.
2874 * config/m68k/m68k.c (override_options): Restrict -fPIC error
2876 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
2877 for shared libraries and crt1.o for executables. Use crti.o and
2879 (ENDFILE_SPEC): Use crtend.o and crtn.o.
2880 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
2881 Do not add -elf2flt or -shared-lib-id options here.
2882 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
2883 Pass -shared-lib-id if -mid-shared-library, taking the library
2884 identifier from -mshared-library-id if given, otherwise
2886 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
2887 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
2888 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
2889 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
2890 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
2891 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
2893 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
2894 jump sequence for ISA A and ISA A+.
2895 (PICJUMP): Likewise.
2897 2007-01-18 Richard Sandiford <richard@codesourcery.com>
2899 * config.gcc (m68k-*-uclinux*): Base the port on the common
2900 and m68k GNU/Linux files rather than on the generic ELF ones.
2901 * config/m68k/uclinux.h (TARGET_VERSION): Override.
2902 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
2904 2007-01-18 Julian Brown <julian@codesourcery.com>
2905 Richard Sandiford <richard@codesourcery.com>
2907 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
2908 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
2909 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
2911 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
2913 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
2915 2007-01-18 Richard Sandiford <richard@codesourcery.com>
2917 * doc/install.texi: Document m68k-uclinuxoldabi.
2918 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
2919 * config/m68k/uclinux-oldabi.h: New file, copied from
2920 config/m68k/uclinux.h.
2922 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
2924 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
2925 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
2926 (m32r_compute_frame_size): Use unsigned for regno.
2927 (m32r_reload_lr): Use gen_frame_mem.
2929 (m32r_output_function_epilogue): Don't output the function epilogue
2931 (m32r_expand_epilogue): New.
2932 (direct_return): Return false if the function has the interrupt
2934 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
2935 * config/m32r/m32r.md (epilogue): New expander.
2936 (return_lr, return_rte): New insns.
2937 (return): Make it expander.
2938 (return_normal): New expander.
2940 2007-01-18 Josh Conner <jconner@apple.com>
2943 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
2944 support for UNLE, UNLT, UNGE, and UNGT.
2946 2007-01-18 Jan Hubicka <jh@suse.cz>
2948 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
2949 * tree-tailcall (add_virtual_phis): Likewise.
2950 (optimize_tail_call): Return TODOs.
2951 (execute_tail_calls): Return TODOs.
2952 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
2953 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
2955 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2956 Cleanup cfg using TODO.
2957 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
2958 * passes.c (execute_function_todo): When cleanup did something, remove
2960 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
2961 (make_edges): Don't cleanup_cfg.
2963 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
2965 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
2966 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
2967 operate on the top of stack.
2968 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
2969 register handling of instructions that output to the second
2971 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
2972 (move_for_stack_reg): Special-case check for dead destination
2973 stack slot for constant load of 1.0 inside UNSPEC_TAN.
2975 * config/i386/i386.md (UNSPEC_TAN): New constant.
2976 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
2977 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
2978 to correctly model move of constant 1.0 to top stack slot.
2979 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
2980 (unnamed peephole2 pattern): Remove corresponding peephole2
2981 pattern that optimizes tan insn and loading of constant 1.0.
2982 (tanxf2): Use fptanxf4_i387.
2983 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
2984 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
2985 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
2986 disable patterns for SSE math.
2987 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
2988 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
2990 2007-01-18 Dirk Mueller <dmueller@suse.de>
2991 Richard Guenther <rguenther@suse.de>
2994 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
2995 * common.opt (Warray-bounds): Add new warning option.
2996 * c-opts.c (c_common_handle_option): Define -Warray-bounds
2998 * Makefile.in: make tree-vrp.o depend on toplev.h
2999 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
3001 (check_array_refs, check_array_bounds, check_array_ref): New.
3003 2007-01-18 Jan Hubicka <jh@suse.cz>
3005 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
3006 (execute_ssa_ccp): Return flags conditionally.
3007 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
3009 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
3011 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
3013 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
3014 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
3016 * Makefile.c (GTFILES): Add cfglayout.h.
3017 * gengtype.c (open_base_files): Likewise.
3018 * cfglayout.c (cfg_layout_function_footer,
3019 cfg_layout_function_header) Reindent to make gengtype happy.
3020 * cfglayout.h (cfg_layout_function_footer,
3021 cfg_layout_function_header): Add GTY(()) marker.
3023 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
3025 2007-01-18 Ben Elliston <bje@au.ibm.com>
3027 * genautomata.c (write_automata): Include xstrerror output in the
3028 error message if writing the DFA description file fails.
3030 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
3032 * config/mips/mips-protos.h (mips_output_external): Make it
3034 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
3035 * config/mips/mips.c (irix_output_external_libcall): Likewise.
3036 (extern_list): Likewise.
3037 (extern_head): Likewise.
3038 (TARGET_ASM_FILE_END): Likewise.
3039 (mips_file_end): Likewise.
3040 (mips_output_external): Rewritten.
3042 2007-01-18 Ben Elliston <bje@au.ibm.com>
3044 * genpreds.c (write_insn_preds_c): Only write out the function
3045 body for regclass_for_constraint if we have register constraints.
3047 2007-01-17 Tom Tromey <tromey@redhat.com>
3049 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
3050 * doc/install.texi (Testing): Use sourceware.org.
3051 (Binaries): Likewise.
3052 (Specific): Likewise.
3053 * doc/contrib.texi (Contributors): Use sourceware.org.
3055 2007-01-17 Anatoly Sokolov <aesok@post.ru>
3057 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
3058 (AVR_ENHANCED): Rename to ...
3059 (AVR_HAVE_MUL): ... new.
3060 (avr_enhanced_p): Rename to ...
3061 (avr_have_mul_p): ... new.
3062 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
3063 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
3064 * config/avr/avr.c (avr_enhanced_p): Rename to ...
3065 (avr_have_mul_p): ... new.
3066 (base_arch_s): Rename 'enhanced' to 'have_mul'.
3067 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
3068 'avr_enhanced_p' and 'enhanced'.
3069 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
3070 AVR_HAVE_MUL instead of AVR_ENHANCED.
3071 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
3072 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
3073 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
3074 instead of AVR_ENHANCED.
3075 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
3076 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
3077 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
3079 2007-01-17 Ian Lance Taylor <iant@google.com>
3081 * vec.h (VEC_reserve_exact): Define.
3082 (vec_gc_p_reserve_exact): Declare.
3083 (vec_gc_o_reserve_exact): Declare.
3084 (vec_heap_p_reserve_exact): Declare.
3085 (vec_heap_o_reserve_exact): Declare.
3086 (VEC_OP (T,A,reserve_exact)): New static inline function, three
3088 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
3090 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
3091 (VEC_OP (T,A,copy)) [all versions]: Likewise.
3092 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
3093 * vec.c (calculate_allocation): Add exact parameter. Change all
3095 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
3096 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
3097 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
3098 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
3099 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
3100 (vec_heap_p_reserve_exact): New function.
3101 (vec_heap_o_reserve_exact): New function.
3103 2007-01-17 Jan Hubicka <jh@suse.cz>
3105 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
3107 2007-01-17 Eric Christopher <echristo@apple.com>
3109 * config.gcc: Support core2 processor.
3111 2007-01-16 Jan Hubicka <jh@suse.cz>
3113 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
3114 the names, just unlink the chain so we don't crash on dangling pointers
3117 2007-01-16 Jan Hubicka <jh@suse.cz>
3119 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
3120 * tree-pass.h: Reorder to make IPA passes appear toegher.
3121 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
3122 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
3123 parameters, do not call early inliner.
3124 * ipa-inline.c: Update comments. Include tree-flow.h
3125 (cgraph_decide_inlining): Do not compute inlining parameters.
3126 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
3127 be called with function context set up.
3128 (pass_ipa_inline): Remove unreachable functions before pass.
3129 (cgraph_early_inlining): Simplify assuming to be called from the
3131 (pass_early_inline): New pass.
3132 (cgraph_gate_ipa_early_inlining): New gate.
3133 (pass_ipa_early_inline): Turn into simple wrapper.
3134 (compute_inline_parameters): New function.
3135 (gate_inline_passes): New gate.
3136 (pass_inline_parameters): New pass.
3137 (apply_inline): Move here from tree-optimize.c
3138 (pass_apply_inline): New pass.
3139 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
3141 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
3143 (tree_function_versioning): Do not allocate dummy struct function.
3144 * tree-inline.h (optimize_inline_calls): Update prototype.
3145 * tree-optimize.c (execute_fixup_cfg): Export.
3146 (pass_fixup_cfg): Remove
3147 (tree_rest_of_compilation): Do not apply inlines.
3148 * tree-flow.h (execute_fixup_cfg): Declare.
3149 * Makefile.in (gt-passes.c): New.
3150 * passes.c: Include gt-passes.h
3151 (init_optimization_passes): New passes.
3152 (nnodes, order): New static vars.
3153 (do_per_function_toporder): New function.
3154 (execute_one_pass): Dump current pass here.
3155 (execute_ipa_pass_list): Don't dump current pass here.
3157 2007-01-16 Janis Johnson <janis187@us.ibm.com>
3159 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
3160 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
3162 2007-01-16 David Edelsohn <edelsohn@gnu.org>
3164 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
3165 (strong_alias): Define.
3166 (__gcc_qmul): Provide non-FMA for soft-float.
3172 (__gcc_qunord): New.
3182 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
3183 soft-float functions.
3184 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
3185 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
3186 about long double soft float.
3188 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
3189 Tehila Meyzels <tehila@il.ibm.com>
3191 * tree-vectorizer.h (is_pattern_stmt_p): New.
3192 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
3193 formatting (tabs instead of spaces). Cleanup and clarify setting
3194 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
3195 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
3196 (vectorizable_type_demotion): Check that types are integral.
3197 (vectorizable_type_promotion): Likewise.
3198 (vectorizable_store): Fix typo. Eliminate new-line at end of
3201 2007-01-16 Jan Hubicka <jh@suse.cz>
3203 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
3206 2007-01-15 Eric Christopher <echristo@apple.com>
3208 * ifcvt.c: Include vec.h, vecprim.h.
3209 (check_cond_move_block): New argument regs.
3210 Reorganize. Add registers used to regs.
3211 (cond_move_process_if_block): Use regs set above as
3214 2007-01-15 Eric Christopher <echristo@apple.com>
3216 * config/darwin.h: Update copyright.
3217 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
3218 (LINK_COMMAND_SPEC): Add -u.
3219 (LINK_SPEC): Fix umbrella for above.
3221 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
3223 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
3226 2007-01-15 Tom Tromey <tromey@redhat.com>
3228 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
3229 * doc/install.texi (Testing): Don't mention jacks.
3230 (Configuration): Document --enable-java-maintainer-mode. Move
3231 --with-java-home to libgcj-specific section. Document
3233 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
3235 2007-01-15 Jan Hubicka <jh@suse.cz>
3237 * tree-ssa-dce.c (DCE_TODOs): New.
3238 (propagate_necessity): Return if something changed.
3239 (eliminate_unnecessary_stmts): Likewise.
3240 (perform_tree_ssa_dce): Return TODO flags when needed.
3241 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
3243 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
3245 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
3246 (fyl2x_extend<mode>xf3_i387): New insn pattern.
3247 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
3248 patterns using X87MODEF12 mode macro. Extend operand 1
3249 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
3250 (log10<mode>2): Ditto.
3251 (log2<mode>2): Ditto.
3252 (log1p<mode>2): Ditto.
3253 (logb<mode>2): Ditto.
3254 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
3255 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
3256 (*fxtractxf3_i387): Rename from *fxtractxf3.
3257 (fxtract_extend<mode>xf3_i387): New insn pattern.
3258 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
3259 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
3260 and gen_fyl2xxf3_i387().
3262 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
3264 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
3265 * cfgloopmanip.c (fix_loop_placement): Made static. Use
3266 get_loop_exit_edges. Changed return type to bool.
3267 * cfgloop.h (fix_loop_placement): Declaration removed.
3269 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
3271 * param.h (MIN_VECT_LOOP_BOUND): New.
3272 * params.def (MIN_VECT_LOOP_BOUND): New.
3273 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
3274 argument - minimum threshold for number of iterations.
3275 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
3276 argument to declaration.
3277 * tree-vect-analyze.c (vect_analyze_operations): Check value of
3278 MIN_VECT_LOOP_BOUND.
3279 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
3280 slpeel_tree_peel_loop_to_edge with additional argument.
3281 (vect_do_peeling_for_alignment): Likewise.
3282 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
3284 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
3287 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
3290 2007-01-14 Jan Hubicka <jh@suse.cz>
3292 * tree-dfa.c (remove_referenced_var): New function.
3293 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
3294 prune referenced vars list too.
3295 * tree-flow.h (remove_referenced_var): Declare.
3297 2007-01-14 Jan Hubicka <jh@suse.cz>
3299 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
3301 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
3302 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
3303 * except.h (verify_eh_throw_table_statements): Kill prototype.
3304 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
3305 into call exrepssions.
3306 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
3308 * tree-cfg.c: Include pointer-set.h.
3309 (verify_node_sharing): Work on pointer set.
3310 (verify_eh_throw_stmt_node): New.
3311 (verify_stmts): Use pointers sets, verify throw_stmt.
3313 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
3315 * ipa-reference.c (analyze_function): Consider also addresses taken
3318 2007-01-12 Roger Sayle <roger@eyesopen.com>
3320 * c-typeck.c (null_pointer_constant_p): Replace use of
3321 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
3322 (build_c_cast): Likewise.
3324 2007-01-12 Roger Sayle <roger@eyesopen.com>
3326 * tree.h (force_fit_type_double): Remove unused final argument.
3327 * c-common.c (constant_expression_warning): Replace use of
3328 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
3329 (convert_and_check): Likewise.
3330 (shorten_compare): Update call to force_fit_type_double.
3331 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
3332 * convert.c (convert_to_pointer): Update call to
3333 force_fit_type_double.
3334 * fold-const.c (force_fit_type_double): Remove overflowed_const
3336 (int_const_binop, fold_convert_const_int_from_int,
3337 fold_convert_const_int_from_real, fold_div_compare,
3338 fold_sign_changed_comparison, fold_unary, fold_negate_const,
3339 fold_abs_const, fold_not_const): Remove the final argument from
3340 calls to force_fit_type_double.
3342 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3344 * configure.ac: Set insn to "nop" for spu-*-* also.
3345 * configure: Regenerate.
3347 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
3349 * builtins.def : Add BUILT_IN_FREE.
3351 2007-01-12 Jan Hubicka <jh@suse.cz>
3353 PR tree-optimization/30443
3354 * tree-inline.c (tree_function_versioning): Do not optimize when
3355 cloning for inlining.
3357 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
3359 * doc/loop.texi: Document recording of loop exits.
3360 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
3361 (update_single_exits_after_duplication,
3362 update_single_exit_for_duplicated_loop,
3363 update_single_exit_for_duplicated_loops): Removed.
3364 (duplicate_loop_to_header_edge): Do not call
3365 update_single_exits_after_duplication and
3366 update_single_exit_for_duplicated_loops.
3367 (loop_version): Do not update single_exit information.
3368 (fix_loop_structure): Use record_loop_exits instead of
3369 mark_single_exit_loops.
3370 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
3371 the lists of loop exits.
3372 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
3373 split_edge, merge_blocks): Update the lists of loop exits.
3374 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
3375 loop_optimizer_init.
3376 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
3377 of mark_single_exit_loops.
3378 (loop_optimizer_finalize): Call release_recorded_exits.
3379 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
3380 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
3381 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
3382 update single exit information.
3383 * lambda-code.c (perfect_nestify): Ditto.
3384 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
3385 (mark_single_exit_loops): Removed.
3386 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
3387 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
3388 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
3390 (get_loop_exit_edges, single_exit): Use recorded exit lists.
3391 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
3392 (verify_loop_structure): Verify consistency of the exit lists.
3393 (flow_loops_find): Use alloc_loop. Initialize exits hash.
3394 (set_single_exit): Removed.
3395 * cfgloop.h (struct loop_exit): New function.
3396 (struct loop): single_exit_ field replaced by exits field.
3397 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
3398 (struct loops): Added exits hash.
3399 (mark_single_exit_loops, set_single_exit): Declaration removed.
3400 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
3402 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3404 * doc/invoke.texi: Avoid use of @headitem.
3406 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3408 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
3410 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3412 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
3415 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
3416 Richard Sandiford <richard@codesourcery.com>
3418 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
3419 * config/m68k/m68k.opt: Resort options.
3420 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
3422 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
3423 Richard Sandiford <richard@codesourcery.com>
3425 * doc/invoke.texi: Document the macros that are defined by
3426 m68k's -mtune and -mhard-float options.
3427 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
3428 (m68k_cpp_cpu_family): Likewise.
3429 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
3430 of __ucfv*__ macros. Define __mcffpu__ if generating code for
3431 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
3432 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
3433 (m68k_cpp_cpu_family): Likewise.
3435 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3437 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
3438 macros besides mc68000 as tuning macros. Use a switch statement
3439 to set them and mcpu32.
3441 2007-01-12 Julian Brown <julian@codesourcery.com>
3443 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
3444 (TARGET_68040_ONLY): Rename to...
3445 (TARGET_68040): ...this.
3446 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
3447 * config/m68k/m68k.md: Likewise.
3449 2007-01-12 Julian Brown <julian@codesourcery.com>
3450 Nathan Sidwell <nathan@codesourcery.com>
3451 Richard Sandiford <richard@codesourcery.com>
3453 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
3454 the -mcpu= argument associated with the --with-cpu setting.
3455 Define M68K_DEFAULT_TUNE to the default -mtune= option,
3456 if different from the one implied by the -mcpu setting.
3457 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
3458 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
3459 * doc/invoke.texi: Mention ColdFire in the introduction to the
3460 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
3461 -mno-div and -mhard-float options. Make -m68881 a synonym for
3462 -mhard-float. Document the previously-undocumented -m5206e,
3463 -m528x, -m5307 and -m5407 options. Tweak the existing option
3464 documentation for consistency.
3465 * doc/install.texi: Mention new --with-cpu arguments.
3466 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
3467 default CPU if neither -mcpu nor -march are specified.
3468 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
3469 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
3470 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
3471 using m68k_tune to decide between families that implement the
3472 same ISA. Use m68k_tune to set __mcfv4e__.
3473 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
3474 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
3475 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
3476 (FL_ISA_C, FL_ISA_MMU): New macros.
3477 (MASK_COLDFIRE): Delete.
3478 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
3479 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
3480 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
3481 (TARGET_HARD_FLOAT): Do not define here.
3482 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
3483 (TUNE_68000): New macro.
3484 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
3485 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
3486 (TUNE_CFV2): Redefine in terms of m68k_tune.
3487 (uarch_type, target_device, fpu_type): New enums.
3488 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
3489 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
3490 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
3491 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
3492 (FL_FOR_isa_c): New macros.
3493 (m68k_isa): New enum.
3494 (m68k_target_selection): New structure.
3495 (all_devices, all_isas, all_microarchs): New tables.
3496 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
3497 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
3498 (MASK_ALL_CPU_BITS): Delete.
3499 (m68k_find_selection): New function.
3500 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
3501 Map the legacy target options to a combination of the new ones.
3502 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
3503 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
3504 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
3506 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
3507 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
3509 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
3510 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
3511 * config/m68k/m68k-devices.def: New file.
3513 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3514 Nathan Sidwell <nathan@codesourcery.com>
3516 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
3517 (SUBTARGET_EXTRA_SPECS): New macros.
3518 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
3519 use %(asm_cpu_spec) instead.
3520 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
3521 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
3522 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
3523 (EXTRA_SPECS): Rename to...
3524 (SUBTARGET_EXTRA_SPECS): ...this.
3526 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
3527 Richard Sandiford <richard@codesourcery.com>
3528 Julian Brown <julian@codesourcery.com>
3530 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
3531 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
3532 to the configuration's default CPU.
3533 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
3534 Remove default masks.
3535 (m680[012]0-*-*): Set the default with_cpu to the first part of
3537 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
3538 (m68k*-*-linux): Extend the --with-cpu handling to...
3539 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
3540 and m68010. Don't set target_cpu_default2.
3541 * doc/install.texi: Document --with-cpu for m68k.
3542 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
3543 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
3544 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
3545 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
3546 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
3547 (ASM_SPEC): Remove use of %(asm_cpu_default).
3548 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
3549 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
3550 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
3551 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
3552 __HAVE_FPU__ if TARGET_HARD_FLOAT.
3553 (TARGET_DEFAULT): Delete.
3554 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
3555 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
3556 (CPP_CPU_SPEC): Delete.
3557 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
3558 the appropriate string.
3559 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
3560 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
3561 (ASM_SPEC): Don't use %(asm_default_spec).
3562 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
3563 TARGET_DEFAULT and add MASK_68881.
3564 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
3566 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3568 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
3569 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
3570 MASK_68010 alongside MASK_68020.
3571 * doc/invoke.texi: Document -m68010.
3572 * config/m68k/m68k.opt (m68010): New.
3573 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
3575 (TUNE_68010): New macro.
3576 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
3577 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
3578 (M68K_CPU_m68332): Add MASK_68010.
3579 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
3580 fallback definition.
3581 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
3583 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
3584 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
3585 to all entries that use MASK_68020.
3586 (output_move_simode_const, output_move_himode, output_move_qimode)
3587 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
3588 instead of TARGET_68020 to select clr behavior. Remove comment
3589 about there being no TARGET_68010.
3590 * config/m68k/m68k.md: Likewise throughout.
3592 2007-01-12 Julian Brown <julian@codesourcery.com>
3594 * config/m68k/m68k.h (TARGET_ISAB): New macro.
3595 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
3596 * config/m68k/m68k.md: Likewise.
3598 2007-01-12 Julian Brown <julian@codesourcery.com>
3600 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
3601 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
3603 2007-01-12 Julian Brown <julian@codesourcery.com>
3605 * config/m68k/m68k.h (TUNE_68040_60): New macro.
3606 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
3607 * config/m68k/m68k.md: Likewise.
3609 2007-01-12 Julian Brown <julian@codesourcery.com>
3610 Richard Sandiford <richard@codesourcery.com>
3612 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
3613 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
3614 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
3616 (TARGET_CPU32): Rename to...
3617 (TUNE_CPU32): ...this.
3618 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
3619 (TUNE_CFV2): New macros.
3620 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
3621 remove conditions that are implied by TARGET_68020.
3622 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
3623 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
3624 (m68k_output_function_epilogue): Likewise.
3625 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
3626 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
3627 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
3628 non-68000 timings. Refactor multiplication and division costs.
3629 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
3630 TUNE_CPU32 instead of TARGET_CPU32.
3631 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
3632 and TUNE_68060 instead of TARGET_68060.
3633 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
3634 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
3636 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
3637 && !TARGET_COLDFIRE" to choose between moveq and clr.
3638 Likewise in the unnamed movsf pattern.
3639 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
3640 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
3643 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3645 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
3646 of tabbing before backslashes.
3648 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3650 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
3651 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
3652 (ASM_OUTPUT_INTERNAL_LABEL): Define.
3654 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3656 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
3657 find_interesting_uses_cond.
3658 (find_interesting_uses_cond): Use extract_cond_operands.
3659 (rewrite_use_compare): Use extract_cond_operands and
3660 force_gimple_operand_bsi. Do not call update_stmt.
3661 (determine_use_iv_cost_condition): Use extract_cond_operands.
3662 Return cheaper of using original bound and changing the exit bound.
3664 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3666 PR tree-optimization/29516
3667 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
3668 most_expensive_mult_to_index, addr_to_parts,
3669 create_mem_ref, maybe_fold_tmr): Make the type of
3670 fields of TARGET_MEM_REF sizetype.
3671 (move_fixed_address_to_symbol, move_pointer_to_base):
3673 * tree.def (TARGET_MEM_REF): Add comment on types of
3676 2007-01-11 Joseph Myers <joseph@codesourcery.com>
3678 * c-common.c (vector_types_convertible_p): Treat opaque types as
3679 always convertible if they have the same size, but not otherwise.
3681 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
3683 * ifcvt.c (struct noce_if_info): Add comments to the fields.
3684 Remove the b_unconditional field.
3685 (noce_try_sign_mask): Do not look at b_unconditional.
3686 (noce_process_if_block): Do not use merge_if_blocks. Update
3687 the CFG here. Do not set b_unconditional.
3688 (cond_move_process_if_block): Likewise.
3689 (find_cond_trap): Likewise.
3690 (check_cond_move_block): Require simple jump insns at the end
3693 2007-01-11 Jan Hubicka <jh@suse.cz>
3695 PR tree-optimization/1046
3696 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
3697 when alias info is not ready.
3698 (pass_tail_recursion): Do not require aliasing.
3699 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
3700 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
3701 * tree-ssa-copy.c (pass_copy_prop): Likewise.
3702 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
3703 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
3704 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
3705 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
3707 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
3708 When aliasing is not build, mark statement as volatile.
3710 2007-01-11 Tom Tromey <tromey@redhat.com>
3712 PR preprocessor/15185, PR preprocessor/20989:
3713 * doc/cppopts.texi <-MT>: Update description of algorithm for
3714 computing default target.
3715 <-M, -MD>: Reword "basename" text.
3717 2007-01-11 Roger Sayle <roger@eyesopen.com>
3719 * builtins.c (expand_builtin_pow, expand_builtin_powi,
3720 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
3721 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
3722 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
3723 fold_builtin_bswap, real_constp, fold_builtin_pow,
3724 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
3725 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
3726 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
3727 * convert.c (convert_to_pointer): Likewise.
3728 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
3729 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
3730 const_binop, fold_convert_const_int_from_int,
3731 fold_convert_const_int_from_real,
3732 fold_convert_const_real_from_real, sign_bit_p,
3733 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
3734 fold_sign_changed_comparison, fold_unary, fold_comparison,
3735 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
3736 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
3737 * print-tree.c (print_node_brief, print_node): Likewise.
3738 * stor-layout.c (place_field, layout_type): Likewise.
3739 * tree-chrec.c (keep_cast): Likewise.
3740 * tree.c (build_vector, build_real, build_real_from_int_cst,
3741 build_complex): Likewise.
3743 2007-01-11 Roger Sayle <roger@eyesopen.com>
3745 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
3746 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
3748 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
3750 * configure.ac (strict1_warn): Rename to strict_warn.
3751 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
3752 cc_set_by_configure, quoted_cc_set_by_configure,
3753 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
3754 all_boot_languages, all_stagestuff): Remove.
3755 (target_list): Remove bootstrap targets.
3756 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
3757 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
3758 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
3759 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
3760 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
3761 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
3762 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
3763 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
3764 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
3765 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
3766 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
3767 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
3768 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
3769 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
3770 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
3771 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
3772 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
3773 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
3774 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
3775 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
3776 (mostlyclean): Adjust.
3777 (clean, distclean): Don't mention bootstrap stuff.
3778 * configure: Regenerate.
3779 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
3780 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
3781 treelang/config-lang.in (stagestuff): Remove.
3782 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
3783 stageprofile, stagefeedback, stagestuff): Remove mention.
3785 2007-01-11 Nick Clifton <nickc@redhat.com>
3787 * config/mcore/predicates.md (mcore_general_movesrc_operand):
3789 (mcore_general_movdst_operand): Do not accept CONST_INTs.
3790 (mcore_arith_K_S_operand): Run the test for the S constraint not
3791 the test for the M constraint.
3792 (mcore_addsub_operand): Do not accept integer values that are
3793 larger than 32 bits.
3794 * config/mcore/mcore.md: Remove unused constraints from split.
3795 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
3797 (allocate_stack): Likewise.
3798 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
3799 operands to 32 bits.
3800 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
3802 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
3803 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
3804 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
3805 mcore_output_bclri, mcore_output_andn, output_inline_const,
3806 mcore_output_move, mcore_output_movedouble): Likewise.
3807 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
3808 (output_inline_const): Likewise.
3809 (output_inline_const): Fix format strings used in sprintf
3811 * config/mcore/mcore-protos.h: Update prototypes for changed
3812 functions in mcore.c.
3813 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
3814 HOST_WIDE_INT and not int.
3815 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
3816 CONST_OK_FOR_N): Likewise.
3817 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
3818 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
3821 2007-01-10 Jan Hubicka <jh@suse.cz>
3823 * tree-vrp.c (remove_range_assertions): Release defs.
3824 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
3825 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
3827 2007-01-10 Paul Brook <paul@codesourcery.com>
3829 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
3830 * config/arm/arm.md (mulsi3subsi): New insn.
3832 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
3834 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
3835 (tree_transform_and_unroll_loop): New.
3836 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
3839 2007-01-10 Robert Kennedy <jimbob@google.com>
3841 * fold-const.c (fold_comparison): Fold comparisons like (x *
3842 1000 < 0) to (x < 0).
3844 2007-01-10 Ian Lance Taylor <iant@google.com>
3846 * tree-pretty-print.c (dump_generic_node): Print parentheses when
3847 operands have the same priority.
3849 2007-01-10 Tom Tromey <tromey@redhat.com>
3851 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
3852 (fold_binary): Likewise.
3853 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
3854 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
3855 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
3856 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
3857 * langhooks.h (struct lang_hooks): Removed field
3858 'can_use_bit_fields_p'.
3860 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
3862 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
3864 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
3866 * function.c (get_last_funcdef_no): New function.
3867 * function.h (get_last_funcdef_no): Declare.
3868 * tree-inline.c (initialize_cfun): Add initialization.
3869 (tree_function_versioning): Cleanup.
3871 2007-01-10 Jan Hubicka <jh@suse.cz>
3873 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
3876 2007-01-10 Sa Liu <saliu@de.ibm.com>
3877 Ben Elliston <bje@au.ibm.com>
3879 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
3880 for SAVE_NONLOCAL and Pmode for any other save level.
3881 * spu-protos.h (spu_restore_stack_block): Declare.
3882 * spu.md (save_stack_block): Remove.
3883 (restore_stack_block): Call spu_restore_stack_block.
3884 * spu.c (spu_restore_stack_block): New function.
3885 (spu_expand_epilogue): Remove old comment.
3887 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
3889 PR tree-optimization/30322
3890 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
3891 (cand_value_at): Return the value as aff_tree.
3892 (may_eliminate_iv): Convert the bound from aff_tree to tree.
3893 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
3894 aff_combination_mult): New functions.
3895 (aff_combination_add): Use aff_combination_add_cst.
3896 (aff_combination_convert): Allow conversions to a wider type.
3897 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
3898 * tree-affine.h (aff_combination_mult): Declare.
3900 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
3902 * doc/tm.texi: Update documentation to reflect reality of exec
3903 and start file search behaviours. Update copyright year.
3904 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
3905 header file directories.
3907 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
3909 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
3910 (*cosxf2): Rename to cosxf2_i387.
3911 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
3912 using X87MODEF12 mode macro. Rename patterns to
3913 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
3915 (*cosdf2, *cossf2): Ditto.
3916 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
3917 to match extended input operands.
3918 (sincos<mode>3): New expander.
3919 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
3920 insn patterns and corresponding splitters.
3922 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
3924 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
3925 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
3927 2007-01-09 Nicolas Pitre <nico@cam.org>
3930 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
3932 2007-01-08 Geoffrey Keating <geoffk@apple.com>
3934 * target.h (struct gcc_target): New field library_rtti_comdat.
3935 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
3936 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
3937 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
3938 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
3940 2007-01-08 Geoffrey Keating <geoffk@apple.com>
3942 * doc/invoke.texi (Optimize Options): Correct description of -O0.
3944 2007-01-08 Richard Guenther <rguenther@suse.de>
3946 * tree.h (force_fit_type_double): Export.
3947 (force_fit_type): Remove.
3948 * fold-const.c (force_fit_type_double): New function.
3949 (force_fit_type): Remove.
3950 (int_const_binop): Use it.
3951 (fold_convert_const_int_from_int): Likewise.
3952 (fold_convert_const_int_from_real): Likewise.
3953 (fold_div_compare): Likewise.
3954 (fold_sign_changed_comparison): Likewise.
3955 (fold_unary): Likewise.
3956 (fold_negate_const): Likewise.
3957 (fold_abs_const): Likewise.
3958 (fold_not_const): Likewise.
3959 * c-common.c (shorten_compare): Use force_fit_type_double.
3960 * convert.c (convert_to_pointer): Likewise.
3962 2007-01-08 Richard Guenther <rguenther@suse.de>
3964 * tree.h (build_int_cst_wide_type): Export.
3965 * tree.c (build_int_cst_wide_type): New function.
3966 (build_int_cst_wide): Fix comment.
3967 * builtins.c (fold_builtin_object_size): Use build_int_cst
3968 to build -1 or 0 of the correct type. Use fit_double_type
3969 to check for overflow.
3970 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
3972 (decode_field_reference): Likewise.
3973 (all_ones_mask_p): Likewise.
3974 (native_interpret_int): Use build_int_cst_wide_type.
3975 (fold_binary): Use build_int_cst_type to build an all-ones
3977 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
3979 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
3981 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
3983 2007-01-09 Ben Elliston <bje@au.ibm.com>
3985 * genautomata.c (STATS_OPTION): New option.
3986 (stats_flag): New flag.
3987 (gen_automata_option): Handle it.
3988 (initiate_automaton_gen): Ditto.
3989 (write_automata): Output statistics only if stats_flag is
3990 set. Likewise, output time statistics only if time_flag is set.
3991 * doc/md.texi (Processor pipeline description): Document new flag.
3993 2007-01-08 Richard Guenther <rguenther@suse.de>
3995 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
3996 * tree.c (build_int_cst_type): Likewise.
3997 (size_in_bytes): Don't call force_fit_type on the result.
3998 (int_fits_type_p): Use fit_double_type.
3999 * fold-const.c (fit_double_type): New function.
4000 (force_fit_type): Use it.
4001 * tree.h (fit_double_type): Export.
4003 2007-01-08 Jan Hubicka <jh@suse.cz>
4005 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
4006 * ipa.c (function_and_variable_visibility): Fix return type.
4008 2007-01-08 Richard Guenther <rguenther@suse.de>
4010 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
4011 of offset to build the index.
4012 * tree-pretty-print.c (dump_generic_node): Don't build negated
4013 const just for printing.
4014 * c-pretty-print.c (pp_c_integer_constant): Likewise.
4015 * builtins.c (fold_builtin_int_roundingfn): Check if result
4016 fits the type by using force_fit_type and comparing the result.
4017 * predict.c (predict_loops): Use compare_tree_int for comparison.
4018 * tree.c (build_int_cst): Fall back to integer_type_node for
4020 (build_int_cst_wide): Assert type is non-null.
4022 2007-01-08 Roberto Costa <roberto.costa@st.com>
4024 * tree-vrp.c (extract_range_from_cond_expr): New.
4025 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
4026 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
4028 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
4029 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
4030 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
4031 used as expressions.
4032 * tree-object-size.c (cond_expr_object_size): New.
4033 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
4035 2007-01-08 Jan Hubicka <jh@suse.cz>
4037 * tree-ssa-forwprop.c (forward_propagate_into_cond,
4038 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
4041 2007-01-08 Richard Guenther <rguenther@suse.de>
4043 PR tree-optimization/23603
4044 * tree-vrp.c (set_value_range_to_truthvalue): New function.
4045 (extract_range_from_binary): Fall back to truthvalue instead of
4046 varying for TRUTH_*_EXPR.
4047 (extract_range_from_comparison): Fall back to truthvalue instead of
4049 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
4050 if all visited PHI values were constant.
4052 2007-01-08 Jan Hubicka <jh@suse.cz>
4054 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
4055 (cgraph_analyze_function): break out from ...
4056 (cgraph_finalize_compilation_unit): ... here.
4057 (cgraph_expand_function): Remove forgoten commented out line.
4058 (cgraph_optimize): Analyze functions.
4060 2007-01-08 Jan Hubicka <jh@suse.cz>
4062 * tree-pas.h (TODO_remove_function): New flag.
4063 (TODO_update*): Renumber.
4064 (pass_ipa_increase_alignment,
4065 pass_ipa_function_and_variable_visibility): New passes.
4066 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
4067 (cgraph_function_and_variable_visibility): Move to ipa.c
4068 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
4069 cgraph_increase_alignment.
4070 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
4071 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
4072 calling tree-inline.
4073 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
4074 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
4075 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
4076 (gate_increase_alignment): New function.
4077 (pass_ipa_increase_alignment): New pass.
4078 * ipa.c: Inline tree-pass.h and timevar.h
4079 (function_and_variable_visibility): Move here from cgraphunit.c
4080 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
4081 * passes.c (init_optimization_passes): Add the two new passes.
4082 (execute_todo): Handle cgraph_remove_functions.
4084 2007-01-08 Nick Clifton <nickc@redhat.com>
4086 * config/frv/predicates.md (reg_or_0_operand): Accept
4089 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
4091 * config/bfin/rtems.h, config/bfin/t-rtems: New.
4092 * config.gcc: Add bfin*-rtems*.
4094 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
4096 * c.opt: Add -flax-vector-conversions.
4097 * c-typeck.c (convert_for_assignment): Pass flag to
4098 vector_types_convertible_p to allow emission of note.
4099 (digest_init): Likewise.
4100 * c-opts.c: Handle -flax-vector-conversions.
4101 * c-common.c (flag_lax_vector_conversions): New.
4102 (vector_types_convertible_p): Unless -flax-vector conversions
4103 has been passed, disallow conversions between vectors with
4104 differing numbers of subparts and/or element types. If such
4105 a conversion is disallowed, possibly emit a note on the first
4106 occasion only to inform the user of -flax-vector-conversions.
4107 The new last argument specifies this.
4108 * c-common.h (flag_lax_vector_conversions): New.
4109 (vector_types_convertible_p): Add extra argument.
4110 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
4111 char_type_node for V*QI type vectors.
4112 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
4113 Update to satisfy new typechecking rules.
4114 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
4116 * doc/invoke.texi (C Dialect Options): Document
4117 -flax-vector-conversions.
4119 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
4121 PR tree-optimization/29877
4122 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
4123 a register variable on the RHS to not be replaceable.
4125 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
4126 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
4127 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
4128 const_simm15, const_pow2, const_npow2): Added.
4129 * config/score/misc.md (insv, extv, extzv, movmemsi,
4130 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
4131 * config/score/score.c (score_address_cost, score_select_cc_mode):
4133 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
4134 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
4135 Update score_print_operand.
4136 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
4137 Adjust register allocate order and update some macro define.
4138 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
4139 mdx_block_move_straight, mdx_block_move_loop_head,
4140 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
4141 mdx_block_move): Added.
4142 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
4143 mdp_limm): Updated and fix some bug and typo.
4144 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
4145 (movsf, movdf, doloop_end): Added.
4147 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
4149 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
4150 config/arm/thumb2.md: Fix comment typos.
4151 * doc/extend.texi: Fix a typo.
4153 2007-01-07 Eric Christopher <echristo@apple.com>
4155 * configure.ac: Check for __stack_chk_fail for darwin.
4156 * configure: Regenerate.
4158 2007-01-07 Richard Guenther <rguenther@suse.de>
4160 * tree-vrp.c (extract_range_from_assert): CSE calls to
4161 compare_values where possible.
4162 (extract_range_from_unary_expr): Likewise.
4164 2007-01-07 Anatoly Sokolov <aesok@post.ru>
4166 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
4167 * config/avr/avr.c (call_insn_operand): Delete function.
4168 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
4169 instead of register number. Use predicates.
4170 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
4171 call_insn_operand): Add.
4173 2007-01-06 Jan Hubicka <jh@suse.cz>
4175 * tree-pass.h (pass_build_cgraph_edges): Declare.
4176 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
4177 (visited_nodes): Remove.
4178 (cgraph_create_edges): Move to cgraphbuild.c; rename to
4179 build_cgrpah_edges; make visited_nodes local.
4180 (cgraph_process_new_functions): DO not call initialize_inline_failed.
4181 (record_references_in_initializer): Move to cgraphbuild.c
4182 (initialize_inline_failed, rebuild_cgraph_edges,
4183 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
4184 (verify_cgraph_node): Make visited_nodes local.
4185 (cgraph_analyze_function): Do not call cgraph_create_edges and
4186 initialize_inline_failed.
4187 (cgraph_expand_function): Do not call cgraph_lower_function;
4188 assert that function is already lowered.
4189 * Makefile.in (cgraphbuild.o): New.
4190 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
4191 at the end of lowering passes.
4193 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
4195 * ifcvt.c (cond_move_convert_if_block): New function, code
4196 factored out from...
4197 (cond_move_process_if_block): ...here. Call the new function
4198 on the THEN and ELSE blocks.
4199 (merge_if_block): Do not copy global_live_at_end, merge_blocks
4200 already takes care of this.
4202 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4205 * tree.h (TREE_OVERFLOW_P): New.
4206 * c-typeck.c (parser_build_unary_op): Warn only if result
4207 overflowed and operands did not.
4208 (parser_build_binary_op): Likewise.
4209 (convert_for_assignment): Remove redundant overflow_warning.
4210 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
4212 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4214 * c-typeck.c (store_init_value): Split over two lines to follow
4215 the GNU coding style.
4217 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
4219 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
4220 __GXX_EXPERIMENTAL_CXX0X__.
4221 * doc/cpp.texi: Same.
4223 2007-01-05 Richard Guenther <rguenther@suse.de>
4226 * tree.c (get_narrower): Do not construct COMPONENT_REFs
4227 with mismatched types. Instead explicitly build a
4228 conversion NOP_EXPR.
4230 2007-01-05 Ian Lance Taylor <iant@google.com>
4232 * c-common.c (decl_with_nonnull_addr_p): New function.
4233 (c_common_truthvalue_conversion): Call it.
4234 * c-typeck.c (build_binary_op): Likewise.
4235 * c-common.h (decl_with_nonnull_addr_p): Declare.
4237 2007-01-05 Jakub Jelinek <jakub@redhat.com>
4240 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
4243 2007-01-05 Joel Brobecker <brobecker@adacore.com>
4245 * doc/install.texi (Final install): Document the fact that
4246 the GNAT runtime should not be stripped.
4248 2007-01-04 Jan Hubicka <jh@suse.cz>
4250 * tree-inline.c (fold_marked_statements): Update operand caches
4251 and EH after folding
4253 2007-01-04 Ian Lance Taylor <iant@google.com>
4255 * c-common.c (check_function_nonnull): Whitespace fix.
4257 2007-01-04 Jan Hubicka <jh@suse.cz>
4259 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
4260 comitted older version of patch.
4261 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
4262 function, celanup cfg and collect garbage.
4264 2007-01-04 Mike Stump <mrs@apple.com>
4266 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
4269 2007-01-04 Eric Christopher <echristo@apple.com>
4271 * libgcc2.c (__bswapsi2): Use SItype.
4272 (__bswapdi2): Use DItype.
4273 * libgcc2.h: Update for above.
4275 2007-01-04 Paul Brook <paul@codesourcery.com>
4277 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
4278 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
4279 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
4280 umulsidi3, umulsidi3adddi, smulsi3_highpart,
4281 umulsi3_highpart): Make conditional on !arm_arch6.
4282 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
4283 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
4284 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
4285 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
4286 umulsi3_highpart_v6): New insns.
4288 2007-01-04 Roger Sayle <roger@eyesopen.com>
4290 * fold-const.c (fold_convert): When casting an expression to void,
4291 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
4292 have a type. Instead of attempting to build a NOP_EXPR, return
4293 these "special" trees directly.
4295 2007-01-04 Joseph Myers <joseph@codesourcery.com>
4297 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
4298 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
4299 rs6000_cost->fp not 0 as adjustment for outer NEG.
4301 2007-01-04 Jan Hubicka <jh@suse.cz>
4303 * cgraph.c (cgraph_release_function_body): New function.
4304 (cgraph_remove_node): Use it.
4305 * cgraph.h (cgraph_release_function_body): Declare.
4306 * cgraphunit.c (cgraph_expand_function): Use it.
4307 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
4308 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
4309 is initialized and while compilation of other function is running.
4310 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
4311 statement CFG annotations from here to ...
4312 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
4314 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
4316 * cfgloop.h (enum li_flags): Make the constants powers of two.
4318 2007-01-04 Jan Hubicka <jh@suse.cz>
4320 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
4322 (fold_marked_statements): New function.
4323 (optimize_inline_calls, tree_function_versioning): Fold new statements.
4324 * tree-inline.h (copy_body_data): Add statements_to_fold.
4326 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
4328 * config.gcc: Mention libgcc/config.host.
4329 * Makefile.in: Update comments mentioning libgcc.
4330 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
4331 (all.cross, start.encap, rest.encap, rest.cross): Update
4332 dependencies for libgcc move.
4333 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
4334 (clean-target, clean-target-libgcc): Delete.
4335 (srcdirify, GCC_EXTRA_PARTS): New macros.
4336 (libgcc-support, libgcc.mvars): New rules.
4337 (distclean): Remove mention of mklibgcc.
4338 (install): Don't reference INSTALL_LIBGCC.
4339 (install-common): Don't reference EXTRA_PARTS.
4340 (install-libgcc, install-multilib): Delete rules.
4341 * mklibgcc.in: Delete file.
4342 * doc/configfiles.texi: Don't mention mklibgcc.
4344 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
4345 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
4346 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
4347 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
4348 (mklibgcc, ldblspecs): Likewise.
4350 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
4351 (posixpre.def): Use $(T).
4352 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
4353 (SHLIB_SRC, SHLIB_INSTALL): Delete.
4354 (SHLIB_LINK): Make dummy.
4355 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
4357 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
4359 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
4360 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
4361 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
4362 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
4364 * configure.ac (all_outputs): Remove mklibgcc.
4365 * configure: Regenerated.
4367 2007-01-03 Josh Conner <jconner@apple.com>
4370 * calls.c (compute_argument_addresses): Set stack and stack_slot
4371 for partial args, too.
4372 (store_one_arg): Use locate.size.constant for the size when
4373 generating a save_area.
4375 2007-01-03 Robert Kennedy <jimbob@google.com>
4377 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
4378 whose definitions are deleted due to basic block merging.
4380 2007-01-03 Paul Brook <paul@codesourcery.com>
4383 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
4385 (use_return_insn): Return 0 for Thumb interrupt functions.
4386 (print_multi_reg): Add rfe argument for IRQ returns.
4387 (arm_output_epilogue): Pop interrupt return address directly into PC.
4388 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
4390 2007-01-03 Paul Brook <paul@codesourcery.com>
4392 Merge from sourcerygxx-4_1.
4393 * config/arm/thumb2.md: New file.
4394 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
4396 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
4397 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
4398 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
4399 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
4401 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
4402 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
4404 * config/arm/ieee754-sf.S: Ditto.
4405 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
4406 (thumb1_base_register_rtx_p): ... to this.
4407 (thumb_index_register_rtx_p): Rename...
4408 (thumb1_index_register_rtx_p): ... to this.
4409 (thumb_output_function_prologue): Rename...
4410 (thumb1_output_function_prologue): ... to this.
4411 (thumb_legitimate_address_p): Rename...
4412 (thumb1_legitimate_address_p): ... to this.
4413 (thumb_rtx_costs): Rename...
4414 (thumb1_rtx_costs): ... to this.
4415 (thumb_compute_save_reg_mask): Rename...
4416 (thumb1_compute_save_reg_mask): ... to this.
4417 (thumb_final_prescan_insn): Rename...
4418 (thumb1_final_prescan_insn): ... to this.
4419 (thumb_expand_epilogue): Rename...
4420 (thumb1_expand_epilogue): ... to this.
4421 (arm_unwind_emit_stm): Rename...
4422 (arm_unwind_emit_sequence): ... to this.
4423 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
4424 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
4425 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
4426 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
4427 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
4428 thumb2_output_casesi): New functions.
4429 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
4430 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
4431 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
4432 THUMB2_WORK_REGS): Define.
4433 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
4434 arm_condexec_mask, arm_condexec_masklen)): New variables.
4435 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
4436 (arm_override_options): Check new CPU capabilities.
4437 Set new architecture flag variables.
4438 (arm_isr_value): Handle v7m interrupt functions.
4439 (user_return_insn): Return 0 for v7m interrupt functions. Handle
4441 (const_ok_for_arm): Handle Thumb-2 constants.
4442 (arm_gen_constant): Ditto. Use movw when available.
4443 (arm_function_ok_for_sibcall): Return false for v7m interrupt
4445 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
4446 (thumb_find_work_register, arm_load_pic_register,
4447 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
4448 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
4449 print_multi_reg, output_mov_long_double_fpa_from_arm,
4450 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
4451 output_mov_double_fpa_from_arm, output_move_double,
4452 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
4453 output_return_instruction, arm_output_function_prologue,
4454 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
4455 arm_output_mi_thunk, thumb_set_return_address): Ditto.
4456 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
4457 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
4458 (arithmetic_instr, shift_op): Use arm_shift_nmem.
4459 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
4461 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
4462 (thumb_expand_prologue): Use thumb_set_frame_pointer.
4463 (arm_file_start): Output directive for unified syntax.
4464 (arm_unwind_emit_set): Handle stack alignment instruction.
4465 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
4466 Add v6t2, v7, v7a, v7r and v7m.
4467 (RETLDM): Add Thumb-2 code.
4468 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
4469 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
4470 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
4471 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
4472 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
4473 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
4474 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
4475 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
4476 ADJUST_INSN_LENGTH): Define.
4477 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
4478 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
4479 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
4480 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
4481 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
4482 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
4483 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
4484 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
4485 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
4486 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
4487 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
4488 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
4489 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
4490 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
4491 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
4492 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
4493 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
4495 * config/arm/arm-tune.md: Regenerate.
4496 * config/arm/arm-protos.h: Update prototypes.
4497 * config/arm/vfp.md: Enable patterns for Thumb-2.
4498 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
4499 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
4500 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
4501 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
4502 * config/arm/libunwind.S: Add Thumb-2 code.
4503 * config/arm/constraints.md: Update include Thumb-2.
4504 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
4505 * config/arm/ieee754-df.S: Ditto.
4506 * config/arm/bpabi.S: Ditto.
4507 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
4508 * config/arm/predicates.md (low_register_operand,
4509 low_reg_or_int_operand, thumb_16bit_operator): New.
4510 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
4511 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
4512 * config/arm/t-arm-elf: Add armv7 multilib.
4513 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
4515 (UNSPEC_STACK_ALIGN, ce_count): New.
4516 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
4517 arm_zero_extendsidi2, arm_zero_extendqidi2): New
4519 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
4520 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
4521 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
4522 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
4523 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
4524 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
4526 * doc/extend.texi: Document ARMv7-M interrupt functions.
4527 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
4529 2007-01-03 Jakub Jelinek <jakub@redhat.com>
4531 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
4532 (struct _Unwind_Context): Rename args_size to flags, remove
4533 signal_frame field, add a new args_size field and version field.
4534 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
4535 _Unwind_IsExtendedContext): New inline functions.
4536 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
4537 Assume by_value array is only present if _Unwind_IsExtendedContext.
4538 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
4539 _Unwind_IsSignalFrame.
4540 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
4541 (uw_update_context_1): Use _Unwind_SetSignalFrame.
4542 (uw_init_context_1): Initialize context->flags to
4543 EXTENDED_CONTEXT_BIT.
4544 * config/rs6000/linux-unwind.h (frob_update_context): Use
4545 _Unwind_SetSignalFrame.
4547 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4550 * gimplify.c (gimplify_modify_expr_complex_part): Move below
4551 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
4554 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
4556 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
4557 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
4558 RET, AT_SP): Remove.
4559 * config/i386/i386.md (*sse_prologue_save_insn): Use return
4562 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
4563 * cfgbuild.c (find_basic_blocks): Likewise.
4564 * cfgrtl.c (rtl_create_basic_block): Likewise.
4565 * function.c (temp_slots_at_level): Likewise.
4566 * reg-stack.c (stack_regs_mentioned): Likewise.
4567 * regclass.c (allocate_reg_info): Likewise.
4568 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
4569 set_bb_for_stmt, move_block_to_fn): Likewise.
4570 * tree-complex.c (tree_lower_complex): Likewise.
4571 * vec.h (VEC_safe_grow_cleared): New.
4573 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
4575 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
4577 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
4578 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
4580 * cfgloopmanip.c (scale_loop_frequencies): Export.
4581 (loopify): Scale the frequencies by prescribed coefficients.
4582 (set_zero_probability): New function.
4583 (duplicate_loop_to_header_edge): Improve updating of frequencies.
4584 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
4585 and frequencies according to arguments.
4586 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
4588 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
4589 * modulo-sched.c (sms_schedule): Set probabilities for entering
4590 versioned loop correctly.
4591 * tree-vect-transform.c (vect_transform_loop): Ditto.
4592 * cfgloop.h (loopify, loop_version): Declaration changed.
4593 (scale_loop_frequencies): Declared.
4595 2007-01-02 Jan Hubicka <jh@suse.cz>
4597 * cgraph.c: Include tree-flow.h
4598 (cgraph_add_new-function): Handle IPA_SSA mode; execute
4600 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
4601 * tree-pass.h (pass_all_early_optimizations): Declare.
4602 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
4604 (cgraph_analyze_function): Do early_local_passes.
4605 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
4606 Do not add referenced vars.
4607 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
4609 (gate_all_early_local_passes): New gate.
4610 (pass_early_local_passes): Use new gate.
4611 (execute_early_local_optimizations): New functions.
4612 (gate_all_early_optimizations): New gate.
4613 (pass_all_early_optimizations): New pass.
4614 (execute_free_datastructures): Free SSA only when initialized.
4615 (gate_init_datastructures): Init only when optimizing.
4616 (tree_lowering_passes): Do early local passes when called late.
4617 * tree-profile.c (do_tree_profiling): Don't profile functions added
4619 (do_early_tree_profiling, pass_early_tree_profile): Kill.
4620 * tree-cfg.c (update_modified_stmts): Do not update when operands are
4622 * passes.c (init_optimizations_passes): Reorder so we go into SSA
4623 during early_local_passes.
4624 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
4627 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
4629 * Makefile.in: Update copyright year.
4631 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
4633 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
4634 in $(lang_checks) and check-consistency targets.
4636 2007-01-02 Jan Hubicka <jh@suse.cz>
4638 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
4639 Do not add referenced vars.
4640 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
4642 * passes.c (init_optimization_passes): Put mudflap_2 after
4643 free_datastructures.
4645 2007-01-02 Jan Hubicka <jh@suse.cz>
4647 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
4648 Set NOTHROW flag on call statements proved to be nothrow.
4649 Update statement of local calls so new pure/const functions are
4650 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
4652 (tree_rest_of_compilation): Register hooks and initialize bitmap
4653 early. Do not set after_inlining flag.
4655 2007-01-02 Steve Ellcey <sje@cup.hp.com>
4657 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
4658 HOST_BITS_PER_LONGLONG
4660 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4663 * c-typeck.c (store_init_value): Don't emit pedantic overflow
4664 warning for non-static initializers.
4666 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
4668 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
4669 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
4670 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
4671 Always use set_unique_reg_note to add REG_EQUAL notes.
4673 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
4676 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
4678 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
4679 * cfgbuild.c (find_basic_blocks): Likewise.
4680 * cfgrtl.c (rtl_create_basic_block): Likewise.
4681 * function.c (temp_slots_at_level): Likewise.
4682 * reg-stack.c (stack_regs_mentioned): Likewise.
4683 * regclass.c (allocate_reg_info): Likewise.
4684 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
4685 set_bb_for_stmt, move_block_to_fn): Likewise.
4686 * tree-complex.c (tree_lower_complex): Likewise.
4687 * vec.h (VEC_safe_grow_cleared): New.
4689 2007-01-02 Ian Lance Taylor <iant@google.com>
4691 * c-common.c (c_common_truthvalue_conversion): When warning about
4692 using an assignment as a truth value, set TREE_NO_WARNING.
4694 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4697 * c.opt (Wold-style-declaration): New.
4698 * doc/invoke.texi (C-only Warning Options): New.
4699 (Wold-style-declaration): Document it.
4700 (Wextra): Enabled by -Wextra.
4701 * c-opts.c (c_common_post_options): Enabled by -Wextra.
4702 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
4703 -Wold-style-declaration.
4705 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
4707 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
4708 * cfgbuild.c (find_basic_blocks): Likewise.
4709 * cfgrtl.c (rtl_create_basic_block): Likewise.
4710 * function.c (temp_slots_at_level): Likewise.
4711 * reg-stack.c (stack_regs_mentioned): Likewise.
4712 * regclass.c (allocate_reg_info): Likewise.
4713 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
4714 set_bb_for_stmt, move_block_to_fn): Likewise.
4715 * tree-complex.c (tree_lower_complex): Likewise.
4716 * vec.h (VEC_safe_grow_cleared): New.
4718 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
4720 * c-common.c (c_common_nodes_and_builtins): Since variants of
4721 void_type_node get built before it is given a name, we need to
4722 give those variants the name, too.
4723 (complete_array_type): We need to work with the canonical main
4724 type of the array, from which we will build the qualified version.
4725 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
4726 * print-tree.c (print_node): Display canonical type information
4728 * stor-layout.c (layout_type): When we don't know the
4729 alignment of a type for which we're building an array, we end up
4730 guessing wrong, so make the type require structural equality.
4731 * tree.c (make_node_stat): When we build a new type, it is its
4733 (build_type_attribute_qual_variant): When building an attribute
4734 variant, its canonical type is the non-attribute variant. However,
4735 if the attributes are target-dependent and they differ, we need to
4736 use structural equality checks for this type.
4737 (build_qualified_type): A qualified type is not equivalent to its
4738 unqualified variant; set the canonical type appropriately.
4739 (build_distinct_type_copy): When building a distinct type from
4740 another type, the new type is its own canonical type.
4741 (build_variant_type_copy): When building a new type variant, we
4742 assume that it is equivalent to the original type.
4743 (build_pointer_type_for_mode): When building a pointer type, also
4744 build a canonical type pointer.
4745 (build_reference_type_for_mode): When building a reference type,
4746 also build a canonical type reference.
4747 (build_index_type): When we can't hash an index type (e.g.,
4748 because its maximum value is negative), the index type requires
4749 structural equality tests.
4750 (build_array_type): Build the canonical form of an array type.
4751 (build_function_type): Function types require structural equality,
4752 because they contain default arguments, attributes, etc.
4753 (build_method_type_directly): Ditto for method types.
4754 (build_offset_type): Build the canonical offset type.
4755 (build_complex_type): Build the canonical vector type.
4756 (make_vector_type): Build the canonical vector type.
4757 * tree.h (TYPE_CANONICAL): New.
4758 (TYPE_STRUCTURAL_EQUALITY_P): New.
4759 (SET_TYPE_STRUCTURAL_EQUALITY): New.
4760 (struct tree_type): Added "canonical" field.
4761 * params.h (VERIFY_CANONICAL_TYPES): New.
4762 * doc/c-tree.texi (TYPE_CANONICAL): Document.
4763 (TYPE_STRUCTURAL_EQUALITY_P): Document.
4764 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
4765 * doc/invoke.texi (verify-canonical-types): Document --param
4766 parameter for verifying canonical types.
4768 2007-01-02 Joseph Myers <joseph@codesourcery.com>
4770 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
4771 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
4772 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
4773 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
4775 * config/rs6000/e500.h: New.
4776 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
4777 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
4779 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
4780 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
4781 TARGET_E500_DOUBLE): Remove.
4782 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
4783 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
4784 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
4785 * config/rs6000/rs6000.c (rs6000_override_options): Use
4788 2007-01-02 Joseph Myers <joseph@codesourcery.com>
4790 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
4791 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
4792 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
4793 rs6000_emit_cmove): Don't check TARGET_E500.
4794 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
4795 sordered): Don't check TARGET_E500.
4797 2007-01-01 Eric Christopher <echristo@apple.com>
4799 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
4800 HARD_REGISTER_NUM_P.
4802 2007-01-01 Roger Sayle <roger@eyesopen.com>
4804 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
4805 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
4806 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
4809 2007-01-01 Mike Stump <mrs@apple.com>
4811 * configure.ac: Remove support for building with Apple's gcc-3.1.
4813 2007-01-02 Joseph Myers <joseph@codesourcery.com>
4816 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
4817 REG is a hard register. Do not modify REG before calling
4819 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
4820 multiple of the size of YMODE for certain lowpart cases.
4822 2007-01-01 Andrew Pinski <pinskia@gmail.com>
4825 * gimplify (voidify_wrapper_expr): Update for
4828 2007-01-01 Andreas Schwab <schwab@suse.de>
4831 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
4832 save of BR0 in extra_spill_size instead of spill_size.
4833 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
4835 (ia64_expand_epilogue): Restore BR0 from its new location.
4837 2007-01-01 Andrew Pinski <pinskia@gmail.com>
4839 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
4840 Use a temporary variable if the left hand side is not a gimple
4843 2007-01-01 Andrew Pinski <pinskia@gmail.com>
4845 * gimplify.c (gimplify_return_expr): Make the temporary variable
4846 for the return expression, a gimple register variable.
4848 2007-01-01 Jan Hubicka <jh@suse.cz>
4850 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
4853 2007-01-01 Mike Stump <mrs@apple.com>
4855 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
4857 * config/darwin.c (machopic_select_rtx_section): Use
4859 (darwin_mergeable_constant_section): Likewise.
4860 * configure: Regenerate.
4861 * config.in: Regenerate.
4863 2007-01-01 Jan Hubicka <jh@suse.cz>
4864 Andrew Pinski <pinskia@gmail.com>
4866 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
4867 before starting IPA passes.