1 2007-02-14 Richard Henderson <rth@redhat.com>
3 * tree-sra.c (early_sra): New.
4 (decl_can_be_decomposed_p): Deny va_list if early_sra.
5 (tree_sra_early, pass_sra_early): New.
6 * tree-pass.h (pass_sra_early): Declare.
7 * passes.c (init_optimization_passes): Use it.
9 2007-02-14 Richard Guenther <rguenther@suse.de>
11 * flags.h (issue_strict_overflow_warning): Convert to a macro.
13 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
15 PR tree-optimization/30771
16 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
18 (vect_analyze_operations): Induction phis can now be marked as
20 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
21 Update documentation accordingly.
23 2007-02-14 Nick Clifton <nickc@redhat.com>
25 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
26 most 3 arguments are supported.
27 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
29 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
31 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
32 Ensure dst->current is valid.
34 2007-02-13 Paul Brook <paul@codesourcery.com>
36 * config.gcc: Add arm*-*-uclinux-*eabi.
37 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
38 (SUBTARGET_EXTRA_LINK_SPEC): Define.
39 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
40 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
43 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
45 * config/arm/uclinux-eabi.h: New file.
46 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
47 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
50 2007-02-13 Ian Lance Taylor <iant@google.com>
52 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
53 * flags.h (warn_strict_overflow): Declare.
54 (enum warn_strict_overflow_code): Define.
55 (issue_strict_overflow_warning): New static inline function.
56 * opts.c (warn_strict_overflow): New variable.
57 (common_handle_option): Handle OPT_Wstrict_overflow and
58 OPT_Wstrict_overflow_.
59 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
61 * fold-const.c: Include intl.h.
62 (fold_deferring_overflow_warnings): New static variable.
63 (fold_deferred_overflow_warning): New static variable.
64 (fold_deferred_overflow_code): New static variable.
65 (fold_defer_overflow_warnings): New function.
66 (fold_undefer_overflow_warnings): New function.
67 (fold_undefer_and_ignore_overflow_warnings): New function.
68 (fold_deferring_overflow_warnings_p): New function.
69 (fold_overflow_warning): New static function.
70 (make_range): Add strict_overflow_p parameter. Change all
72 (extract_muldiv, extract_muldiv_1): Likewise.
73 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
74 tree_expr_nonnegative_p.
75 (fold_negate_expr): Call fold_overflow_warning.
76 (fold_range_test): Likewise.
77 (fold_comparison): Likewise.
78 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
79 instead of tree_expr_nonnegative_p.
80 (tree_expr_nonnegative_warnv_p): Rename from
81 tree_expr_nonnegative_p, add strict_overflow_p parameter.
82 (tree_expr_nonnegative_p): New function.
83 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
84 strict_overflow_p parameter.
85 (tree_expr_nonzero_p): New function.
86 * passes.c (verify_interpass_invariants): New static function.
87 (execute_one_pass): Call it.
88 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
90 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
91 (estimate_numbers_of_iterations): Likewise.
92 (scev_probably_wraps_p): Likewise.
93 * tree-ssa-ccp.c: Include "toplev.h".
94 (evaluate_stmt): Defer fold overflow warnings until we know we are
96 (struct fold_stmt_r_data): Add stmt field.
97 (fold_stmt_r): Defer fold overflow warnings until we know we
99 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
100 (fold_stmt_inplace): Likewise.
101 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
102 (cleanup_control_expr_graph): Defer fold overflow warnings until
103 we know we are going to optimize.
104 * tree-cfg.c (fold_cond_expr_cond): Likewise.
105 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
107 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
108 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
109 * tree-ssa-loop-manip.c (create_iv): Likewise.
110 * c-typeck.c (build_conditional_expr): Likewise.
111 (build_binary_op): Likewise.
112 * tree-vrp.c (vrp_expr_computes_nonzero): Call
113 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
114 (extract_range_from_unary_expr): Likewise.
115 * simplify-rtx.c (simplify_const_relational_operation): Warn when
116 assuming that signed overflow does not occur.
117 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
118 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
119 (fold_defer_overflow_warnings): Declare.
120 (fold_undefer_overflow_warnings): Declare.
121 (fold_undefer_and_ignore_overflow_warnings): Declare.
122 (fold_deferring_overflow_warnings_p): Declare.
123 (tree_expr_nonzero_warnv_p): Declare.
124 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
126 (Warning Options): Document -Wstrict-overflow.
127 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
128 (tree-ssa-ccp.o): Likewise.
129 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
130 (fold-const.o): Depend on intl.h.
132 2007-02-13 Ian Lance Taylor <iant@google.com>
135 * lower-subreg.c (resolve_simple_move): Decompose subregs in
138 2007-02-13 Stuart Hastings <stuart@apple.com>
140 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
142 2007-02-13 Richard Henderson <rth@redhat.com>
144 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
145 handled_component_p before looking for the indirect_ref.
147 2007-02-13 Richard Henderson <rth@redhat.com>
149 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
150 remove flags clobber.
151 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
152 (bswaphi_lowpart): New.
153 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
154 remove TARGET_BSWAP test. Delete expander of the same name.
156 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
157 (expand_unop): Use them.
159 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
161 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
162 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
163 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
164 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
165 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
166 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
167 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
168 assembler dialect choice from asm templates.
170 2007-02-12 Richard Henderson <rth@redhat.com>
172 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
173 (fixuns_trunc<SSEMODEF>si2): Use it.
174 * config/i386/sse.md (vec_setv4sf_0): Export.
175 * config/i386/i386.c (ix86_build_const_vector): Export.
176 (ix86_split_convert_uns_si_sse): Rename from
177 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
178 * config/i386/i386-protos.h: Update.
180 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
183 * c-typeck.c (c_finish_return): Improve warning message.
185 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
187 * alias.c (find_symbolic_term): Delete unused function.
189 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
191 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
192 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
193 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
195 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
197 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
198 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
199 the function, temporarily point the debug interface to the null one.
201 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
203 * dwarf2out.c (round_up_to_align): New static function.
204 (field_byte_offset): Use it to round the offset.
206 2007-02-12 Richard Henderson <rth@redhat.com>
208 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
209 (inswl_const): Export.
211 2007-02-12 Richard Henderson <rth@redhat.com>
213 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
214 result mode of the libcall, convert back to outmode.
216 2007-02-12 Roger Sayle <roger@eyesopen.com>
218 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
219 (bswapdi2): New define_expand to implement 32-bit implementation.
221 2007-02-12 Nick Clifton <nickc@redhat.com>
223 * doc/invoke.texi (Overall Options): Document --help=.
224 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
225 (cc1_options): Pass --help= on to cc1.
226 (display_help): Add description of --help=.
227 (process_command): Add code to handle --help=. Allow translated
228 --help and --target-help switches to be passed on to compiler
230 (main): Remove unused if statement.
231 * opts.c (columns): Remove.
232 (LEFT_COLUMN): Define.
233 (wrap_help): Add columns argument.
234 (print_filtered_help): Change parameters to be an include bitmask,
235 an exclude bitmask, an any bitmask and the column width. Move the
236 code to display the params list here. Add code to display the
237 status of options rather than their descriptions if the quiet flag
239 (print_specific_help): Change parameters to be an include bitmask,
240 an exclude bitmask and an any bitmask. Move code to look up the
241 column width here. Decide upon the title for an options listing.
242 (common_handle_options): Add code to handle --help=. Adapt code
243 for --help and --target-help to use the revised form of the
244 print_specific_help function.
245 (print_help): Delete.
246 (print_param_help): Delete.
247 (print_switch): Delete.
248 * opts.h (cl_lang_count): Add prototype.
249 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
250 CL_MAX_OPTION_CLASS): New defines.
251 * optc-gen.awk: Add construction of cl_lang_count.
252 * c.opt: Add Warning attribute to warning options and Optimization
253 attribute to optimization options.
254 * common.opt: Likewise.
256 Add -fhelp and -ftarget-help as aliases for the transformed --help
257 and --target-help options.
258 * opt-functions.awk: Add code to handle Warning and Optimization
261 2007-02-12 Richard Henderson <rth@redhat.com>
263 * config/alpha/constraints.md: New file.
264 * config/alpha/alpha.c: Include tm-constrs.h.
265 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
266 alpha_extra_constraint): Remove.
267 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
268 * config/alpha/alpha-protos.h: Update.
269 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
270 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
271 (EXTRA_CONSTRAINT): Remove.
272 * config/alpha/alpha.md: Include constraints.md.
273 (adddi splitter): Use satisfies_constraint_*.
274 * config/alpha/predicates.md (add_operand): Likewise.
275 (sext_add_operand, addition_operation): Likewise.
277 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
279 PR tree-optimization/29145
280 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
281 in our handling of restrict qualified pointers.
283 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
286 * doc/invoke.texi (Wunused-value): Update description.
287 (Wextra): Delete item.
288 * opts.c (set_Wextra): Don't use the value of Wextra to set the
289 value of Wunused-value.
290 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
291 (c_finish_stmt_expr): Don't check extra_warnings.
292 (emit_side_effect_warnings): The caller is responsible to check
295 2007-02-11 Roger Sayle <roger@eyesopen.com>
296 Matt Thomas <matt@3am-software.com>
298 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
300 2007-02-11 Roger Sayle <roger@eyesopen.com>
302 * simplify-rtx.c (simplify_relational_operation_1): Optimize
303 comparisons of POPCOUNT against zero.
304 (simplify_const_relational_operation): Likewise.
306 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
308 * doc/invoke.texi (Wextra): Delete outdated paragraph.
310 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
312 * dwarf2out.c (root_type): Delete unused function.
314 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
316 * genattrtab.c (contained_in_p): Delete unused function.
317 (write_expr_attr_cache): Likewise.
319 2007-02-11 Jan Hubicka <jh@suse.cz>
321 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
324 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
326 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
327 to add the REG_EQ* note.
328 * see.c (see_merge_one_use_extension): Likewise.
329 * local-alloc.c (update_equiv_regs): Likewise. Also don't
330 turn REG_EQUAL notes into REG_EQUIV notes if the target
331 register may have more than one set.
332 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
333 * gcse.c (try_replace_reg): Likewise.
334 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
335 * calls.c (fixup_tail_calls): Likewise. Abort if there is
336 more than one REG_EQUIV note.
337 * reload1.c (gen_reload): Use set_unique_reg_note.
339 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
341 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
342 (ix86_builtin_conversion): New function.
344 2007-02-06 Mark Mitchell <mark@codesourcery.com>
347 * tree.h (DECL_REPLACEABLE_P): New macro.
348 * except.c (set_nothrow_function_flags): Likewise.
350 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
351 Ira Rosen <irar@il.ibm.com>
352 Dorit Nuzman <dorit@il.ibm.com>
354 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
355 * targhooks.c (default_builtin_vectorized_conversion): New.
356 * targhooks.h (default_builtin_vectorized_function): New declaration.
357 * target.h (struct vectorize): Add builtin_conversion field.
358 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
359 stmt_vec_info_type value.
360 (vectorizable_conversion): New declaration.
361 * tree-vect-analyze.c (vect_analyze_operations): Add
362 vectorizable_conversion call.
363 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
364 * tree-vect-transform.c (vectorizable_conversion): New function.
365 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
366 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
368 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
369 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
370 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
371 or ALTIVEC_BUILTIN_VCFSX.
373 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
376 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
377 CONST_DOUBLE and operand 0 is a hard register.
378 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
379 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
380 is a hard floating-point register.
382 2007-02-10 Richard Henderson <rth@redhat.com>
383 Jakub Jelinek <jakub@redhat.com>
384 Alexandre Oliva <aoliva@redhat.com>
386 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
387 * builtin-types.def (BT_WORD): Make unsigned.
388 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
389 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
390 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
391 * c-decl.c (grokdeclarator): Don't error if !have_tls.
392 * c-parser.c (c_parser_omp_threadprivate): Likewise.
393 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
395 * expr.c (emutls_var_address): New.
396 (expand_expr_real_1): Expand emulated tls.
397 (expand_expr_addr_expr_1): Likewise.
398 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
399 * output.h (emutls_finish): Declare.
400 * toplev.c (compile_file): Call it.
401 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
402 address before wrapping in CONST.
403 * varasm.c (emutls_htab, emutls_object_type): New.
404 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
405 (get_emutls_object_name, get_emutls_object_type): New.
406 (get_emutls_init_templ_addr, emutls_decl): New.
407 (emutls_common_1, emutls_finish): New.
408 (assemble_variable): When emulating tls, swap decls; generate
409 constructor for the emutls objects.
410 (do_assemble_alias): When emulating tls, swap decl and target name.
411 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
413 * varpool.c (decide_is_variable_needed): Look at force_output.
414 Recurse for emulated tls.
415 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
416 with decide_is_variable_needed.
417 * emutls.c: New file.
418 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
419 tls_object for real tls.
421 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
423 PR rtl-optimization/29599
424 * reload1.c (eliminate_regs_in_insn): Take the destination
425 mode into account when computing the offset.
427 2007-02-09 Stuart Hastings <stuart@apple.com>
428 Richard Henderson <rth@redhat.com>
430 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
431 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
432 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
433 fixuns_truncdfhi2): New.
434 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
435 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
436 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
437 (floatunssidf2): Allow nonimmediate source.
438 * gcc/config/i386/sse.md (movdi_to_sse): New.
439 (vec_concatv2di): Drop '*'.
440 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
441 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
442 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
444 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
445 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
446 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
447 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
448 (ix86_build_signbit_mask): Fix decl of v, refactor to call
449 ix86_build_const_vector.
450 (x86_emit_floatuns): Rewrite.
452 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
454 * genautomata.c (longest_path_length): Delete unused function.
455 (struct state): Delete unused longest_path_length.
456 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
457 (get_free_state): Delete unused.
459 2007-02-09 Jan Hubicka <jh@suse.cz>
461 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
462 * doc/invoke.texi (inline-unit-growth): Update default value.
464 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
465 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
466 (rebuild_cgraph_edges): Likewise.
467 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
468 (dump_cgraph_node): Dump frequencies.
469 (cgraph_clone_edge): Add frequency scales.
470 (cgraph_clone_node): Add freuqnecy.
471 * cgraph.h (cgraph_edge): Add freuqnecy argument.
472 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
473 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
474 * tree-pass.h (TODO_rebuild_frequencies): New constant.
475 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
476 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
477 (save_inline_function_body): Likewise.
478 * ipa-inline.c: inluce rtl.h
479 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
480 (cgraph_edge_badness): Use frequencies.
481 (cgraph_decide_recursive_inlining): Update clonning.
482 (cgraph_decide_inlining_of_small_function): Dump frequency.
483 * predict.c (estimate_bb_frequencies): Export.
484 * predict.h (estimate_bb_frequencies): Declare.
485 * tree-inline.c (copy_bb): Watch overflows.
486 (expand_call_inline): Update call of cgraph_create_edge.
487 (optimize_inline_calls): Use TODO flags to update frequnecies.
488 * passes.h: Include predict.h
489 (init_optimization_passes): Move profile ahead.
490 (execute_function_todo): Handle TODO_rebuild_frequencies.
492 2007-02-09 Roger Sayle <roger@eyesopen.com>
494 * config/alpha/alpha.c (emit_insxl): Force the first operand of
495 the insbl or inswl pattern into a register.
497 2007-02-09 Roger Sayle <roger@eyesopen.com>
499 * config/ia64/ia64.md (bswapdi2): New define_insn.
501 2007-02-09 Richard Henderson <rth@redhat.com>
503 * config/i386/constraints.md (Ym): New constraint.
504 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
505 (movdi_1_rex64): Split sse and xmm general register moves from
506 memory move alternatives. Use conditional register constraints.
507 (movsf_1, movdf_integer): Likewise.
508 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
509 (movdf_integer_rex64): New.
510 (pushsf_rex64): Fix output constraints.
511 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
512 (sse2_stored): Likewise.
513 (sse2_storeq_rex64): New.
514 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
516 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
517 for optimize_size. Remove SF/DFmode hack.
519 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
521 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
524 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
525 Richard Sandiford <richard@codesourcery.com>
527 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
528 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
529 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
530 m68k/t-mlib to tmake_file.
531 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
532 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
533 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
534 Allow it to be cf or m68k. Set m68k_arch_family. If that
535 variable is not empty, add t-$m68k_arch_family to tmake_file.
536 Add t-mlibs to tmake_file.
537 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
538 * config/m68k/t-cf: New file.
539 * config/m68k/t-m68k: Likewise.
540 * config/m68k/t-mlibs: Likewise.
541 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
542 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
543 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
544 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
545 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
547 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
548 (INSTALL_LIBGCC): Delete.
549 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
550 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
551 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
552 (M68K_MLIB_CPU): Define.
553 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
554 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
555 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
557 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
558 Richard Guenther <rguenther@suse.de>
561 * fold-const.c (fold_comparison): Handle obfuscated comparisons
562 against INT_MIN/INT_MAX.
563 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
564 file if a loop is removed.
566 2007-02-09 Joseph Myers <joseph@codesourcery.com>
568 * calls.c (store_one_arg): Pass correct alignment to
569 emit_push_insn for non-BLKmode values.
570 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
571 unaligned stack slot via a suitably aligned slot.
573 2007-02-08 DJ Delorie <dj@redhat.com>
575 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
577 (legal_subregs): Use unsigned char, make const.
578 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
580 2007-02-08 Paul Brook <paul@codesourcery.com>
582 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
583 special interworking needed.
585 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
587 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
588 conditional to __SSE2__.
589 (Entries below should have been added to first ChangeLog
590 entry for amdfam10 dated 2007-02-05)
591 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
593 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
595 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
598 2007-02-08 DJ Delorie <dj@redhat.com>
600 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
601 * config/m32c/m32c.c (legal_subregs): New.
602 (m32c_illegal_subreg_p): New.
603 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
604 unsupported subregs of hard regs.
606 2007-02-08 Jan Hubicka <jh@suse.cz>
608 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
609 the same one; always update histograms.
611 2007-02-08 Diego Novillo <dnovillo@redhat.com>
613 * passes.c (init_optimization_passes): Tidy comment.
615 2007-02-08 Roger Sayle <roger@eyesopen.com>
617 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
618 strip zero_extend, bswap and rotates from POCOUNT's argument.
619 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
620 zero_extend and rotates from PARITY's argument.
621 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
622 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
623 of an integer constant at compile-time.
625 2007-02-08 Diego Novillo <dnovillo@redhat.com>
628 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
630 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
633 * tree-ssa-live.c (remove_unused_locals): Do not remove
634 TREE_ADDRESSABLE variables.
635 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
636 * tree-ssa-operands.c (add_virtual_operand): Remove argument
637 FOR_CLOBBER. Update all users.
638 If VAR has an associated alias set, add a virtual operand for
639 it if no alias is found to conflict with the memory reference.
641 2007-02-07 Jan Hubicka <jh@suse.cz>
642 Robert Kidd <rkidd@crhc.uiuc.edu>
644 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
646 2007-02-07 Ian Lance Taylor <iant@google.com>
648 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
650 2007-02-07 Roger Sayle <roger@eyesopen.com>
652 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
653 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
654 tablejumpdi, movsi_to_cr_one): Remove constraints from
655 define_expand's match_operands.
657 2007-02-07 Roger Sayle <roger@eyesopen.com>
659 * global.c (compute_regsets): Move declatation of "i" inside of
660 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
662 2007-02-07 Jakub Jelinek <jakub@redhat.com>
665 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
666 of INDIRECT_REF <RESULT_DECL>.
668 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
670 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
671 Kaz Kojima <kkojima@gcc.gnu.org>
674 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
676 (sh_initialize_trampoline): Add parentheses to avoid a warning.
678 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
680 * doc/loop.texi: Document possibility not to perform disambiguation
681 of loops with multiple latches.
682 * cfgloopmanip.c (alp_enum_p): Removed.
683 (add_loop): Handle subloops. Use get_loop_body_with_size.
684 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
685 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
686 the new forwarder block.
687 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
688 Handle the case latch is NULL.
689 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
690 when marking loop exits.
691 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
693 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
694 disambiguate_loops_with_multiple_latches.
695 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
696 before fix_loop_structure.
697 * cfgloop.c: Include pointer-set.h and output.h.
698 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
699 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
700 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
701 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
702 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
703 disambiguate_multiple_latches, get_loop_body_with_size,
704 disambiguate_loops_with_multiple_latches): New functions.
705 (flow_loop_dump): Dump multiple latch edges.
706 (flow_loop_nodes_find): Handle loops with multiple latches.
707 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
708 (glb_enum_p): Modified.
709 (get_loop_body): Use get_loop_body_with_size.
710 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
711 (AVOID_CFG_MODIFICATIONS): New constant.
712 (disambiguate_loops_with_multiple_latches, add_loop,
713 get_loop_body_with_size): Declare.
714 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
716 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
719 * global.c (compute_regsets): New function.
720 (global_alloc): Refactored ELIMINABLE_REGSET
721 and NO_GLOBAL_ALLOC_REGS computation out.
722 (rest_of_handle_global_alloc): Call compute_regsets()
723 for non-optimizing case.
725 2007-02-06 Richard Henderson <rth@redhat.com>
727 * config/i386/constraints.md (Y2): Rename from Y.
728 (Yi): New constraint.
729 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
730 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
731 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
732 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
733 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
734 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
735 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
736 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
737 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
738 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
739 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
740 vec_extractv2si_1): Change Y constraints to Y2.
741 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
742 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
743 Change Y constraints to Y2.
744 (sse2_loadld): Change Y constraints to x.
746 2007-02-06 Roger Sayle <roger@eyesopen.com>
748 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
749 (parity<mode>2): New define_expand using rs6000_emit_parity.
750 * config/rs6000/rs6000.c (rs6000_emit_popcount,
751 rs6000_emit_parity): New functions.
752 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
753 rs6000_emit_parity): Prototype here.
755 2007-02-06 Ian Lance Taylor <iant@google.com>
757 * lower-subreg.c (simple_move_operand): Reject CONST.
758 (resolve_clobber): Call validate_change rather than directly
759 assigning to XEXP (pat, 0).
761 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
763 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
764 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
765 (tree-cfg.o): Remove hashtab.h dependency.
767 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
768 (struct ivopts_data): Change niters to pointer_map_t.
769 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
770 (niter_for_exit): Create pointer_map on demand. Change for
772 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
773 (free_loop_data): Destroy data->niters if created and reset field.
774 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
775 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
777 * tree-ssa-reassoc.c: Include pointer-set.h.
778 (bb_rank): Change to long *.
779 (operand_rank): Change to pointer_map_t.
780 (find_operand_rank): Return long, -1 if not found. Declare as inline.
781 (insert_operand_rank): Accept long.
782 (operand_entry_hash, operand_entry_eq): Remove.
783 (get_rank): Return long. Adjust for changes above.
784 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
786 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
788 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
789 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
790 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
792 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
793 directly since it cannot be NULL.
794 (get_vi_for_tree): Rewrite for pointer_map API.
795 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
796 (init_alias_vars): Create vi_for_tree as pointer_map.
797 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
799 * tree-cfg.c: Don't include hashtab.h.
800 (edge_to_cases): Declare as pointer_map.
801 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
803 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
804 (start_recording_case_labels): Create edge_to_cases as pointer_map.
805 (end_recoding_case_labels): Cleanup edge_to_cases manually before
807 (record_switch_edge): Delete.
808 (get_cases_for_edge): Adjust for pointer_map API, inline
809 record_switch_edge (rewritten for new API), remove goto.
811 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
813 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
814 * tree-nested.c: Include pointer-set.h.
815 (var_map_elt, var_map_eq, var_map_hash): Delete.
816 (struct nesting_info): Remove GTY marker. Change the two htab_t's
818 (nesting_info_bitmap_obstack): New.
819 (lookup_field_for_decl): Adjust for pointer_map API.
820 (lookup_tramp_for_decl): Adjust for pointer_map API.
821 (get_nonlocal_debug_decl): Adjust for pointer_map API.
822 (get_local_debug_decl): Adjust for pointer_map API.
823 (convert_nl_goto_reference): Adjust for pointer_map API.
824 (convert_nl_goto_receiver): Adjust for pointer_map API.
825 (create_nesting_tree): Create outside GGC space. Create bitmap on
826 the new obstack. Create field_map and var_map as pointer_maps.
827 (free_nesting_tree): Adjust for changes to create_nesting_tree.
829 (lower_nested_functions): Move root here, no need to NULL it.
830 Initialize and release the obstack.
832 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
834 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
835 Remove prototypes and make them non-static.
836 (struct tree_int_map): Remove.
837 * tree.h (struct tree_int_map): Move here, turning TO into an
839 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
841 * tree.h (TREE_COMPLEXITY): Remove.
842 (struct tree_exp): Remove complexity field.
843 * tree.c (build1_stat): Don't set it.
845 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
846 Victor Kaplansky <victork@il.ibm.com>
848 * tree-vectorizer.c (vect_is_simple_use): Support induction.
849 (vect_is_simple_reduction): Support reduction with induction as
851 (vect_is_simple_iv_evolution): Fix formatting.
852 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
853 formatting. Don't mark induction phis for vectorization.
854 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
855 * tree-vect-transform.c (get_initial_def_for_induction): New function.
856 (vect_get_vec_def_for_operand): Support induction.
857 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
859 (vectorizable_reduction): Support reduction with induction as one of
861 (vectorizable_type_demotion): Use def-type of stmt argument rather
864 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
865 flag_tree_scev_cprop.
866 * common.opt (tree-scev-cprop): New flag.
868 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
869 call to vect_get_new_vect_var.
871 2007-02-06 Ira Rosen <irar@il.ibm.com>
873 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
875 (vect_pattern_recog_1): Likewise.
877 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
879 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
880 (fold_negate_expr): Likewise.
882 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
885 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
886 even if cv-qualification is the same.
888 2007-02-05 Geoffrey Keating <geoffk@apple.com>
890 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
891 __enable_execute_stack on completion.
893 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
895 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
896 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
897 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
898 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
899 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
900 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
901 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
902 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
904 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
906 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
907 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
908 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
909 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
910 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
911 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
912 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
913 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
914 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
915 umuldi3_highpart_rex64, umulsi3_highpart_insn,
916 umulsi3_highpart_zext, smuldi3_highpart_rex64,
917 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
918 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
919 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
920 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
921 sqrtextenddfxf2_i387): Added amdfam10_decode.
923 * config/i386/athlon.md (athlon_idirect_amdfam10,
924 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
925 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
926 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
927 athlon_ivector_store_amdfam10): New define_insn_reservation.
928 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
931 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
933 * config/i386/athlon.md (athlon_call_amdfam10,
934 athlon_pop_amdfam10, athlon_lea_amdfam10): New
935 define_insn_reservation.
936 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
937 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
938 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
940 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
942 * config/i386/athlon.md (athlon_sseld_amdfam10,
943 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
944 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
946 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
948 * config/i386/athlon.md (athlon_sseins_amdfam10): New
949 define_insn_reservation.
950 * config/i386/i386.md (sseins): Added sseins to define_attr type
951 and define_attr unit.
952 * config/i386/sse.md: Set type attribute to sseins for insertq
955 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
957 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
958 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
959 ssecomi_load_amdfam10, ssecomi_amdfam10,
960 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
961 define_insn_reservation.
962 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
964 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
966 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
967 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
968 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
969 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
970 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
971 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
972 define_insn_reservation.
974 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
975 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
976 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
977 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
978 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
980 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
982 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
983 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
984 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
985 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
986 athlon_ssemul_load_k8): Added amdfam10.
988 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
990 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
991 (x86_sse_unaligned_move_optimal): New variable.
993 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
995 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
996 for unaligned vector SSE double/single precision loads for AMDFAM10.
998 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1000 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
1001 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
1002 Define TARGET_CPU_DEFAULT_amdfam10.
1003 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
1004 (processor_type): Add PROCESSOR_AMDFAM10.
1006 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
1007 processor_type in config/i386/i386.h.
1008 Enable imul peepholes for TARGET_AMDFAM10.
1010 * config.gcc: Add support for --with-cpu option for amdfam10.
1012 * config/i386/i386.c (amdfam10_cost): New variable.
1013 (m_AMDFAM10): New macro.
1014 (m_ATHLON_K8_AMDFAM10): New macro.
1015 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
1016 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
1017 x86_promote_QImode, x86_integer_DFmode_moves,
1018 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1019 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
1020 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
1021 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
1022 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
1023 Enable/disable for amdfam10.
1024 (override_options): Add amdfam10_cost to processor_target_table.
1025 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
1026 processor_alias_table.
1027 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
1028 (ix86_adjust_cost): Add code for amdfam10.
1030 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1032 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
1033 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
1034 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
1035 * config/i386/i386.h: Add builtin definition for SSE4A.
1036 * config/i386/i386.md: Add support for ABM instructions
1038 * config/i386/sse.md: Add support for SSE4A instructions
1039 (movntss, movntsd, extrq, insertq).
1040 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
1041 Add -march=amdfam10 flag.
1042 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
1043 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
1045 * doc/extend.texi: Add documentation for SSE4A builtins.
1047 2007-02-05 Bob Wilson <bob.wilson@acm.org>
1049 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
1051 2007-02-05 Richard Guenther <rguenther@suse.de>
1053 * tree-vectorizer.h (vectorizable_function): Add argument type
1054 argument, change return type.
1055 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
1056 * tree-vect-transform.c (vectorizable_function): Handle extra
1057 argument, return vectorized function decl.
1058 (build_vectorized_function_call): Remove.
1059 (vectorizable_call): Handle calls with result and argument types
1060 differing. Handle loop vectorization factor correctly.
1061 * targhooks.c (default_builtin_vectorized_function): Adjust for
1063 * targhooks.h (default_builtin_vectorized_function): Likewise.
1064 * target.h (builtin_vectorized_function): Add argument type
1066 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
1067 extra argument, allow vectorizing of lrintf.
1068 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
1069 documentation of target hook.
1071 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
1074 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
1075 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
1076 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
1078 2007-02-05 Roger Sayle <roger@eyesopen.com>
1080 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
1081 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
1082 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
1083 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
1084 before canonicalizing sincos to cexpi.
1085 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
1087 2007-02-05 Roger Sayle <roger@eyesopen.com>
1089 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
1090 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
1091 (alpha_init_builtins): Use alpha_add_builtins to process tables.
1093 2007-02-05 Roger Sayle <roger@eyesopen.com>
1095 * mips-tfile.c (initialize_init_file): Correct endianness test.
1097 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
1099 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
1102 2007-02-05 Richard Sandiford <richard@codesourcery.com>
1104 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
1105 saves in a PARALLEL before the register assignments.
1107 2007-02-05 Richard Sandiford <richard@codesourcery.com>
1109 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
1110 DWARF_FRAME_RETURN_COLUMN to be a general register.
1111 * dwarf2out.c (init_return_column_size): New function, split from...
1112 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
1113 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
1114 to be nongeneral registers.
1115 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
1117 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
1118 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
1120 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
1122 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
1124 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
1126 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
1127 (remove_path): Use can_remove_branch_p and remove_branch instead
1128 of loop_delete_branch_edge.
1129 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
1130 (tree_transform_and_unroll_loop): Remove dead branches immediately.
1131 Update profile using scale_dominated_blocks_in_loop.
1132 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
1133 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
1134 (can_remove_branch_p, remove_branch): Declare.
1135 * tree-cfg.c (tree_can_remove_branch_p): New function.
1136 (tree_cfg_hooks): Add tree_can_remove_branch_p.
1137 * cfgrtl.c (rtl_can_remove_branch_p): New function.
1138 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
1140 2007-02-05 Jan Hubicka <jh@suse.cz>
1143 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
1144 nodes in cgraph, don't remove offline copy of the function.
1146 2007-02-04 Jan Hubicka <jh@suse.cz>
1148 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
1149 vectors might cause maybe_lookup_element_for_expr to be called
1150 on non-sra-candidate.
1152 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
1154 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
1155 config/bfin/bfin.md, config/bfin/predicates.md: Follow
1156 spelling conventions.
1158 2007-02-04 Richard Guenther <rguenther@suse.de>
1161 * fold-const.c (try_move_mult_to_index): Make sure to not
1162 overflow one dimension of a multi-dimensional array access.
1164 2007-02-04 Jan Hubicka <jh@suse.cz>
1166 * passes.c (init_optimization_passes): Reindent.
1168 2007-02-04 Jan Hubicka <jh@suse.cz>
1169 Eric Botcazou <ebotcazou@adacore.com>
1171 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
1172 (execute_fixup_cfg): Break out the abnormal goto code.
1173 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
1174 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
1175 (optimize_inline_calls): Call make_nonlocal_label_edges.
1177 2007-02-04 Jan Hubicka <jh@suse.cz>
1179 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
1180 true when something was changed.
1181 (rename_ssa_copies): When something was changed, do
1182 TODO_remove_unused_locals.
1183 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
1184 add TODO_remove_unused_locals when instruction was removed.
1186 2007-02-04 Jan Hubicka <jh@suse.cz>
1188 * ipa-inline.c (try_inline): Improve debug output; work on already
1190 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
1191 call try_inline for already inlined edges too when flattening;
1192 inline also functions that make callee growth but overall unit size
1195 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
1197 * config/m32c/bitops.md, config/m32c/jump.md,
1198 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
1199 config/m32r/m32r.h, config/m32r/m32r.md,
1200 config/m32r/predicates.md, config/m68hc11/larith.asm,
1201 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
1202 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
1203 config/mips/mips-protos.h, config/mips/mips.c,
1204 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
1205 config/mn10300/mn10300.h, config/mn10300/predicates.md,
1206 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
1207 spelling conventions.
1209 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
1210 Follow spelling conventions.
1212 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
1214 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
1215 warn about C++0x compatibility.
1217 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
1219 * config/h8300/h8300.c, config/h8300/h8300.h,
1220 config/h8300/h8300.md: Follow spelling conventions.
1222 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
1225 * combine.c (try_combine): Do not substitute source operand
1226 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
1228 2007-02-03 Jan Hubicka <jh@suse.cz>
1230 PR gcov-profile/30650
1231 * value-prof.c (stringop_block_profile): Fix handling of size counter;
1232 do not divide by zero for never executed counters.
1233 (tree_find_values_to_profile): Fix counters.
1234 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
1236 2007-02-03 Ian Lance Taylor <iant@google.com>
1238 * lower-subreg.c (simple_move_operand): New static function,
1239 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
1241 (simple_move): Call simple_move_operand.
1242 (find_decomposable_subregs): Add special handling of MEMs.
1243 (can_decompose_p): Rename from cannot_decompose_p. Reverse
1244 meaning of return value. If we see a hard register, test whether
1245 it can store a word_mode value. Change all callers.
1247 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1249 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
1250 ftrapv insns and expanders.
1251 (subdi3): Change define_expand operand 1 to arith11_operand, and
1252 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
1253 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
1254 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
1258 * varasm.c (notice_global_symbol): Treat global objects as weak when
1261 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1263 * emit-rtl.c (dconstpi): Delete.
1265 (init_emit_once): Delete dconstpi and init dconstsqrt2.
1266 * real.h (dconstpi): Delete.
1268 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
1269 (fold_builtin_hypot): Likewise.
1271 2007-02-03 Tom Tromey <tromey@redhat.com>
1274 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
1275 -gcoff3, -gxcoff3, -gvms3 implies -dD.
1277 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
1279 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
1280 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
1281 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
1282 config/rs6000/cell.md, config/rs6000/darwin.h,
1283 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
1284 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
1285 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
1286 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
1287 typos. Follow spelling conventions.
1288 * doc/invoke.texi: Follow spelling conventions.
1290 2007-02-03 Roger Sayle <roger@eyesopen.com>
1292 * simplify-rtx.c (simplify_relational_operation_1): Implement some
1293 canonicalization transformations that attempt to simplify integer
1294 constant comparisons to become comparisons against zero.
1296 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1298 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
1300 * fold-const.c (fold_binary): Fix comment typos. Fold complex
1301 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
1303 2007-02-02 Mike Stump <mrs@apple.com>
1305 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
1306 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
1307 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
1308 generate a branch island.
1310 2007-02-02 Bob Wilson <bob.wilson@acm.org>
1312 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
1313 (xtensa_legitimate_address_p): New.
1314 (xtensa_legitimize_address): New.
1315 (xtensa_output_addr_const_extra): New.
1316 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
1318 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
1319 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
1320 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
1321 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
1322 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
1323 (xtensa_legitimize_address): New.
1324 (xtensa_output_addr_const_extra): New.
1326 2007-02-02 Steve Ellcey <sje@cup.hp.com>
1328 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
1330 2007-02-02 Ian Lance Taylor <iant@google.com>
1332 * expmed.c (expand_divmod): Add comment.
1334 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
1336 * emit-rtl.c (renumber_insns): Remove.
1337 * flags.h: Remove the extern for flag_renumber_insns.
1338 * rtl.h: Remove the prototype for renumber_insns.
1339 * toplev.c (flag_renumber_insns): Remove.
1341 2007-02-02 Hui-May Chang <hm.chang@apple.com>
1343 Revert for x86 darwin:
1344 2005-06-19 Uros Bizjak <uros@kss-loka.si>
1346 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
1347 code before the following patch under TARGET_MACHO.
1348 (ix86_function_value_regno_p): Likewise.
1350 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1352 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
1355 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1358 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
1359 general or fp registers. Add comments.
1360 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
1362 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
1364 * pointer-set.c (insert_aux): Only return insertion slot.
1365 (pointer_set_insert): Adjust.
1366 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
1367 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
1368 pointer_map_traverse): New.
1369 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
1370 pointer_map_create, pointer_map_destroy, pointer_map_insert,
1371 pointer_map_contains, pointer_map_traverse): Declare.
1373 2007-02-02 Jakub Jelinek <jakub@redhat.com>
1376 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
1377 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
1379 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1381 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
1383 (struct _dep): New type.
1384 (dep_t): New typedef.
1385 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
1386 (DEP_STATUS): New access macro. The macro with the same name was
1387 renamed to DEP_LINK_STATUS.
1388 (dep_init): Declare function
1390 (struct _dep_link): New type.
1391 (dep_link_t): New typedef.
1392 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
1393 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
1394 (DEP_LINK_STATUS): New macro.
1395 (debug_dep_links): New debug function.
1397 (struct _deps_list): New type.
1398 (deps_list_t): New typedef.
1399 (DEPS_LIST_FIRST): New access macro.
1400 (FOR_EACH_DEP_LINK): New cycle macro.
1401 (create_deps_list, free_deps_list, delete_deps_list): Declare
1403 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
1404 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
1405 (copy_deps_list_change_con): Ditto.
1407 (move_dep_link): Declare function.
1409 (struct _dep_node): New type.
1410 (dep_node_t): New typedef.
1411 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
1413 (struct haifa_insn_data.back_deps): New field to hold backward
1414 dependencies of the insn.
1415 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
1417 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
1418 Change its type to deps_list_t.
1419 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
1420 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
1421 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
1423 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
1425 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
1427 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
1429 (dep_cost): Declare.
1431 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
1432 (ds_to_dk, dk_to_ds): New functions.
1434 (init_dep_1): New static function.
1435 (init_dep): New function.
1436 (copy_dep): New static function.
1438 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
1440 (detach_dep_link): New static function.
1441 (move_dep_link): New function.
1443 (dep_links_consistent_p, dump_dep_links): New static functions.
1444 (debug_dep_links): New debugging function.
1446 (deps_obstack, dl_obstack, dn_obstack): New static variables.
1448 (alloc_deps_list, init_deps_list): New static functions.
1449 (create_deps_list): New function.
1450 (clear_deps_list): New static function.
1451 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
1452 (deps_list_consistent_p, dump_deps_list): New static functions.
1453 (debug_deps_list): New function.
1454 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
1456 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
1458 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
1459 use new scheduler dependencies lists.
1460 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
1461 (sched_analyze): Ditto. Initialize dependencies lists.
1462 (add_forw_dep, compute_forward_dependences): Update to use new
1463 scheduler dependencies lists.
1465 (init_dependency_caches): Init deps_obstack.
1466 (free_dependency_caches): Free deps_obstack.
1468 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
1469 new scheduler dependencies lists.
1470 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
1471 (add_back_forw_dep, delete_back_forw_dep): Ditto.
1473 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
1474 Update to use new scheduler dependencies lists.
1475 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
1476 (debug_dependencies): Ditto.
1477 (schedule_region): Update comments.
1479 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
1480 scheduler dependencies lists.
1481 (schedule_ebb): Update comments.
1483 * rtl.def (DEPS_LIST): Remove.
1485 * lists.c (unused_deps_list): Remove.
1486 (free_list): Update assertions.
1488 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
1489 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
1491 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
1492 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
1494 * haifa-sched.c (comments): Update.
1495 (insn_cost1): Remove. Inline the code into insn_cost ().
1496 (insn_cost): Update to use new scheduler dependencies lists. Move
1497 processing of the dependency cost to dep_cost ().
1498 (dep_cost): New function. Use it instead of insn_cost () when
1499 evaluating cost of the dependency. Use compatible interface to
1500 interact with the target.
1501 (priority): Update to use new scheduler dependencies lists.
1502 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
1503 with greater number of insns that depend on the insn.
1504 (schedule_insn): Update to use new scheduler dependencies lists. Add
1505 code to free backward dependencies lists. Inline and optimize code
1506 from resolve_dep () - see PR28071.
1507 (ok_for_early_queue_removal): Update to use new scheduler dependencies
1508 lists. Update call to targetm.sched.is_costly_dependence hook.
1510 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
1511 scheduler dependencies lists.
1513 (resolve_dep): Remove. Move the logic to schedule_insn ().
1514 (init_h_i_d): Initialize dependencies lists.
1516 (process_insn_depend_be_in_spec): Rename to
1517 process_insn_forw_deps_be_in_spec. Update to use new scheduler
1519 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
1520 Update to use new scheduler dependencies lists.
1521 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
1523 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
1524 new scheduler dependencies lists.
1525 (build_intra_loop_deps): Ditto.
1527 * target.h (struct _dep): Declare to use in
1528 gcc_target.sched.is_costly_dependence.
1529 (struct gcc_target.sched.adjust_cost): Fix typo.
1530 (struct gcc_target.sched.is_costly_dependence): Change signature to use
1531 single dep_t parameter instead of an equivalent triad.
1532 (struct gcc_target.sched.adjust_cost_2): Remove.
1534 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
1536 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
1538 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
1540 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
1542 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
1543 (REG_DEP_TRUE): Document.
1545 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
1546 Change signature to correspond to the targetm.sched.adjust_cost hook.
1547 Update use in TARGET_SCHED_ADJUST_COST_2.
1548 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
1549 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
1550 new scheduler dependencies lists.
1551 (ia64_gen_check): Ditto.
1553 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
1556 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
1557 signature to correspond to the targetm.sched.is_costly_dependence hook.
1558 (is_costly_group): Update to use new scheduler dependencies lists.
1560 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
1561 instead of INSN_COST () macro.
1563 2007-02-01 Ian Lance Taylor <iant@google.com>
1565 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
1567 2007-02-01 Guy Martin <gmsoft@gentoo.org>
1569 * pa.md (tp_load): Correct mfctl instruction syntax.
1571 2007-02-01 Geoffrey Keating <geoffk@apple.com>
1573 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
1574 altivec_padding_size calculation on AIX. Improve comment, add
1575 assert to verify that it's right.
1577 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
1580 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
1583 * global.c (global_alloc): Add mising initialization of
1586 2007-02-01 Roger Sayle <roger@eyesopen.com>
1588 * alias.c (init_alias_analysis): Correct whitespace.
1589 * bb-reorder.c (fix_edges_for_rarely_executed_code,
1590 partition_hot_cold_basic_blocks): Likewise.
1591 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1592 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
1593 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
1594 fold_builtin_snprintf_chk, fold_builtin_printf,
1595 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
1596 do_mpfr_arg3, do_mpfr_sincos): Likewise.
1597 * cfgcleanup.c (cleanup_cfg): Likewise.
1598 * cfgexpand.c (tree_expand_cfg): Likewise.
1599 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
1600 * function.c (get_next_funcdef_no): Likewise.
1601 * gengtype.c (main): Likewise.
1602 * genmodes.c (main): Likewise.
1603 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
1604 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
1605 * ifcvt.c (noce_emit_move_insn): Likewise.
1606 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
1608 * stor-layout.c (get_best_mode): Likewise.
1609 * tree-ssa-loop-niter.c (get_val_for): Likewise.
1610 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
1611 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
1612 perform_var_substitution, solve_graph): Likewise.
1613 * tree-vrp.c (vrp_finalize): Likewise.
1615 2007-02-01 Ian Lance Taylor <iant@google.com>
1617 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
1618 high part of a paradoxical subreg, return a constant zero.
1620 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
1622 * toplev.c (lang_dependent_init): Call init_set_costs.
1623 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
1625 2007-02-01 Richard Guenther <rguenther@suse.de>
1628 * fold-const.c (fold_negate_expr): Allow negating a
1629 constant if overflow does not change.
1631 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1633 * doc/c-tree.texi (Expression trees): Improve markup.
1634 * doc/tm.texi (Register Classes, Addressing Modes)
1635 (Floating Point): Fix spacing after abbreviations. Fix some
1638 2007-02-01 Ben Elliston <bje@au.ibm.com>
1640 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
1641 * doc/contrib.texi: Likewise.
1642 * doc/install.texi: Likewise.
1644 2007-01-31 Richard Henderson <rth@redhat.com>
1645 Ian Lance Taylor <iant@google.com>
1647 * lower-subreg.c: New file.
1648 * rtl.def (CONCATN): Define.
1649 * passes.c (init_optimization_passes): Add pass_lower_subreg and
1651 * emit-rtl.c (update_reg_offset): New static function, broken out
1652 of gen_rtx_REG_offset.
1653 (gen_rtx_REG_offset): Call update_reg_offset.
1654 (gen_reg_rtx_offset): New function.
1655 * regclass.c: Revert patch of 2006-03-05, restoring
1657 (clear_reg_info_regno): New function.
1658 * dwarf2out.c (concatn_loc_descriptor): New static function.
1659 (loc_descriptor): Handle CONCATN.
1660 * common.opt (fsplit_wide_types): New option.
1661 * opts.c (decode_options): Set flag_split_wide_types when
1663 * timevar.def (TV_LOWER_SUBREG): Define.
1664 * rtl.h (gen_reg_rtx_offset): Declare.
1665 (reg_scan_update): Declare.
1666 * regs.h (clear_reg_info_regno): Declare.
1667 * tree-pass.h (pass_lower_subreg): Declare.
1668 (pass_lower_subreg2): Declare.
1669 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
1670 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
1672 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
1673 * Makefile.in (OBJS-common): Add lower-subreg.o.
1674 (lower-subreg.o): New target.
1676 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
1678 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
1680 2007-01-31 Anatoly Sokolov <aesok@post.ru>
1683 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
1685 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1688 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
1690 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
1692 * cfgloop.h: Include vec-prim.h.
1693 (enum li_flags): Remove LI_ONLY_OLD.
1694 (loop_iterator): Changed.
1695 (fel_next, fel_init): Iterate over loop tree.
1696 (FOR_EACH_LOOP_BREAK): New macro.
1697 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
1699 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
1700 * modulo-sched.c (sms_schedule): Ditto.
1701 * tree-vectorizer.c (vectorize_loops): Ditto.
1702 * doc/loop.texi: Update information on loop numbering and behavior of
1703 FOR_EACH_LOOP wrto new loops.
1704 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
1705 add_to_evolution_1): Test nestedness of loops instead of comparing
1707 * tree-chrec.c (chrec_fold_plus_poly_poly,
1708 chrec_fold_multiply_poly_poly, chrec_evaluate,
1709 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
1710 reset_evolution_in_loop): Ditto.
1711 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
1713 2007-01-31 Dirk Mueller <dmueller@suse.de>
1715 * c-common.c (warn_about_parentheses): Separate warning about
1716 un-parenthized sequence of comparison operators from the one
1717 which is supposed to warn about x <= y <= z.
1719 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
1721 * optabs.h (enum optab_index): Add new OTI_isinf.
1722 (isinf_optab): Define corresponding macro.
1723 * optabs.c (init_optabs): Initialize isinf_optab.
1724 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
1726 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
1727 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
1729 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
1730 expand_builtin_interclass_mathfn.
1731 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
1732 * config/i386/i386.md (UNSPEC_FXAM): New constant.
1733 (fxam<mode>2_i387): New insn pattern.
1734 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
1735 built-in functions as x87 inline asm.
1737 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
1739 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
1741 2007-01-30 Eric Christopher <echristo@apple.com>
1743 * config.gcc: Add geode.
1745 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
1747 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
1748 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
1749 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
1750 value-prof.c: Fix comment typos.
1752 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1755 * doc/invoke.texi (Wpointer-arith): Document warning.
1757 2007-01-30 Janis Johnson <janis187@us.ibm.com>
1759 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
1760 the list of discrepancies from the draft TR.
1762 2007-01-30 Dirk Mueller <dmueller@suse.de>
1765 * doc/invoke.texi (-Wreturn-type): Update description to
1768 2007-01-30 Richard Sandiford <richard@codesourcery.com>
1770 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
1772 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
1774 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
1775 to handle optabs that operate on floating point input argument and
1776 output to integer output.
1777 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
1778 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
1779 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
1780 expand_builtin_interclass_mathfn ().
1781 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
1783 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
1784 ilogbl built-in functions as x87 intrinsics.
1786 2007-01-30 Richard Guenther <rguenther@suse.de>
1789 * dwarf2out.c (reference_to_unused): Query varpool if the
1790 variable was output.
1792 2007-01-30 Richard Guenther <rguenther@suse.de>
1795 * passes.c (execute_one_pass): Reset in_gimple_form to not
1796 confuse non-unit-at-a-time mode.
1798 2007-01-29 Roger Sayle <roger@eyesopen.com>
1799 Richard Guenther <rguenther@suse.de>
1801 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
1802 avoid undefined behaviour on overflow. Use force_fit_type_double
1803 to construct the constant with the specified TREE_OVERFLOW.
1805 2007-01-29 Janis Johnson <janis187@us.ibm.com>
1807 * config/dfp-bit.c: Add parameterized support for fp exceptions.
1808 * config/dfp-bit.h: Ditto.
1810 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1812 * c-decl.c (pop_scope): Replace warnings with call to
1813 warn_for_unused_label.
1814 * c-common.h (warn_for_unused_label): Declare.
1815 * c-common.c (warn_for_unused_label): Define.
1817 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1819 * tree-optimize.c (update_inlined_to_pointers): Delete unused
1822 2007-01-29 Janis Johnson <janis187@us.ibm.com>
1824 * Makefile.in (USER_H): Remove decfloat.h.
1825 * ginclude/decfloat.h: Delete, moving contents to ...
1826 * ginclude/float.h: Add support for decimal floating point,
1827 guarded by __STDC_WANT_DEC_FP__.
1829 2007-01-29 Mike Stump <mrs@apple.com>
1831 * doc/gccint.texi (Top): Rename Loop Representation to Loop
1832 Analysis and Representation to resolve case insensitive conflict.
1833 * doc/loop.texi (Loop Analysis and Representation): Likewise.
1835 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
1837 * tree.h (struct tree_memory_tag): Add aliases member.
1838 (MTAG_ALIASES): New macro.
1839 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
1840 (add_may_alias): Remove pointer-set. Update for may_aliases being
1842 (mark_aliases_call_clobbered): Update for may_aliases being a
1844 (compute_tag_properties): Ditto.
1845 (create_partition_for): Ditto.
1846 (compute_memory_partitions): Ditto.
1847 (dump_may_aliases_for): Ditto.
1848 (is_aliased_with): Ditto.
1849 (add_may_alias_for_new_tag): Ditto.
1850 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
1851 (compute_is_aliased): New function.
1852 (compute_may_aliases): Call compute_is_aliased).
1853 (init_alias_info): Initialize alias_bitmap_obstack.
1854 (union_alias_set_into): New function.
1855 (compute_flow_sensitive_aliasing): Use union_aliases_into.
1856 (have_common_aliases_p): Rewrite to take two bitmaps and use
1858 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
1860 (finalize_ref_all_pointers): Update for add_may_alias changes.
1861 (new_type_alias): Ditto.
1862 * tree-flow-inline.h (may_aliases): Return a bitmap.
1863 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
1864 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
1865 may_aliases being a bitmap.
1866 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
1867 may_aliases now returns a bitmap.
1868 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
1870 * tree-ssa-operands.c (add_virtual_operand): Update for
1871 may_aliases being a bitmap.
1873 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
1875 PR tree-optimization/30630
1876 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
1877 variable as changed.
1879 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
1882 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
1883 expanded only once even if an error occurs.
1885 2007-01-29 Ben Elliston <bje@au.ibm.com>
1887 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
1888 (__gcov_average_profiler): Likewise.
1889 (__gcov_ior_profiler): Likewise.
1890 (__gcov_merge_ior): Likewise.
1892 2007-01-28 Jan Hubicka <jh@suse.cz>
1894 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
1895 * value-prof.c (stringop_block_profile): Likewise.
1897 2007-01-28 Jan Hubicka <jh@suse.cz>
1899 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
1900 variant handling histograms; add wrapper.
1901 (clear_storage_via_libcall): Export.
1902 (emit_block_move_hints): Break out from ...; add histograms.
1903 (emit_block_move): ... this one.
1904 (clear_storage_hints): Break out from ...; add histograms.
1905 (clear_storage): ... this one.
1906 (set_storage_via_memset): Handle histogram.
1907 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
1908 (clear_storage_hints, clear_storage_via_libcall): Declare.
1909 (set_storage_via_setmem): Update prototype.
1910 * doc/md.texi (movmem, setmem): Document new arguments.
1912 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
1914 (stringop_block_profile): New global function.
1915 (tree_stringops_values_to_profile): Profile block size and alignment.
1916 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
1918 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
1919 (stringop_block_profile): Declare.
1920 * builtins.c: Include value-prof.h.
1921 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
1922 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
1923 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
1924 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
1925 * profile.c (instrument_values): Add new counters.
1926 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
1928 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
1929 (tree_init_edge_profiler): Build new profilers.
1930 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
1931 (pass_tree_profile): Add dump.
1932 (tree_profile_hooks): Update.
1933 * Makefile.in (LIBGCOV): Add new constants.
1934 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
1935 __gcov_ior_profiler): New.
1936 * i386.md (movmem/setmem expanders): Add new optional arguments.
1938 2007-01-28 David Edelsohn <edelsohn@gnu.org>
1940 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
1942 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
1944 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
1945 (tree_unswitch_single_loop): Pass eni_size_weights to
1946 tree_num_loop_insns.
1947 * tree-ssa-loop-manip.c: Include tree-inline.h.
1948 (can_unroll_loop_p): Pass eni_size_weights to
1949 tree_num_loop_insns.
1950 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
1951 Pass eni_size_weights to estimate_num_insns.
1952 * tree.h (init_inline_once): Export.
1953 * toplev.c (backend_init): Call init_inline_once.
1954 * cgraphunit.c (cgraph_process_new_functions,
1955 cgraph_analyze_function): Pass eni_inlining_weights to
1957 * ipa-inline.c (compute_inline_parameters): Ditto.
1958 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
1959 to estimate_num_insns.
1960 (try_unroll_loop_completely): Pass eni_size_weights to
1961 tree_num_loop_insns.
1962 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
1963 ot estimate_num_insns.
1964 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
1965 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
1966 * tree-inline.c (eni_inlining_weights, eni_size_weights,
1967 eni_time_weights): New variables.
1968 (init_inline_once): Initialize them.
1969 (struct eni_data): Mew.
1970 (estimate_num_insns_1, estimate_num_insns): Use weights.
1971 * tree-inline.h (struct eni_weights_d): New.
1972 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
1973 (estimate_num_insns): Declaration changed.
1974 * cfgloop.h (tree_num_loop_insns): Declaration changed.
1975 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
1976 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
1978 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
1980 * tree-data-ref.c (conflict_fn): Assert that the number of affine
1981 relations in the conflict function is valid.
1983 2007-01-27 Ian Lance Taylor <iant@google.com>
1985 * common.opt: Add fstrict-overflow.
1986 * opts.c (decode_options): Set flag_strict_overflow if -O2.
1987 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
1988 (TYPE_OVERFLOW_UNDEFINED): Define.
1989 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
1991 * tree.h (TYPE_TRAP_SIGNED): Don't define.
1992 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
1993 (fold_negate_expr): Likewise.
1994 (make_range): Likewise.
1995 (extract_muldiv_1): Likewise.
1996 (maybe_canonicalize_comparison): Likewise.
1997 (fold_comparison): Likewise.
1998 (fold_binary): Likewise.
1999 (tree_expr_nonnegative_p): Likewise.
2000 (tree_expr_nonzero_p): Likewise.
2001 * tree-vrp.c (compare_values): Likewise.
2002 (extract_range_from_binary_expr): Likewise.
2003 (extract_range_from_unary_expr): Likewise.
2004 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
2006 (nowrap_type_p): Likewise.
2007 * tree-scalar-evolution.c (simple_iv): Likewise.
2008 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
2009 (build_range_check): Likewise.
2010 (extract_muldiv_1): Likewise.
2011 (fold_comparison): Likewise.
2012 * tree-vrp.c (vrp_int_const_binop): Likewise.
2013 (extract_range_from_unary_expr): Likewise.
2014 * convert.c (convert_to_integer): Likewise.
2015 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
2016 (fold_comparison): Likewise.
2017 (fold_binary): Likewise.
2018 * optabs.c (optab_for_tree_code): Likewise.
2019 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
2020 * simplify-rtx.c (simplify_const_relational_operation): Check
2021 flag_strict_overflow and flag_trapv.
2022 (simplify_const_relational_operation): Likewise.
2023 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
2024 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
2027 2007-01-27 Roger Sayle <roger@eyesopen.com>
2029 * tree.c (tree_fold_gcd): Delete.
2030 * tree.h (tree_fold_gcd): Remove prototype.
2031 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
2032 test whether one constant integer is a multiple of another. Instead
2033 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
2034 * fold-const.c (multiple_of_p): We've determined both TOP and
2035 BOTTOM are integer constants so we can call int_const_binop directly
2036 instead of the more generic const_binop.
2038 2007-01-27 Roger Sayle <roger@eyesopen.com>
2040 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
2041 1*X check that the constant hasn't overflowed, to preserve the
2043 (round_up): Provide an efficient implementation when rouding-up an
2044 INTEGER_CST to a power-of-two.
2046 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2048 * doc/sourcebuild.texi: Add comma for clarity.
2049 * doc/extend.texi: Fix some typos.
2050 * doc/passes.texi: Likewise.
2051 * doc/cppinternals.texi: Likewise.
2052 * doc/c-tree.texi: Likewise.
2053 * doc/tree-ssa.texi: Likewise.
2054 * doc/install.texi: Likewise.
2056 2007-01-27 Jan Hubicka <jh@suse.cz>
2058 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
2059 (pass_sra): Do not require alias information.
2060 * passes.c (init_optimization_passes): Add SRA
2062 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
2064 * tracer.c (rest_of_handle_tracer): We already cleaned
2065 up the CFG in tracer() so don't do it here again.
2066 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
2067 cleanup_cfg here, either. And don't call renumber_insns.
2069 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
2070 and BB_HEAD are in the insn stream here. Instead make sure
2071 that BB_INSN is valid on all insns. Also, do check here that
2072 there are no pending branch predictions...
2073 (rtl_verify_flow_info): ...instead of doing it here. Checks
2074 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
2077 2007-01-26 Roger Sayle <roger@eyesopen.com>
2079 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
2080 function to simplify/factorize operand order canonicalization.
2081 (ix86_fixup_binary_operands): Reorganize using the above function.
2082 (ix86_binary_operator_ok): Likewise.
2084 2007-01-27 Jakub Jelinek <jakub@redhat.com>
2086 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
2087 file scope from optimize_attrs.
2088 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
2090 (optimize_attrs): Clear insn_code_values after freeing it.
2092 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
2094 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
2095 a parts.base assignment.
2097 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
2099 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
2100 (compute_subscript_distance, initialize_data_dependence_relation,
2101 finalize_ddr_dependent, analyze_ziv_subscript,
2102 analyze_siv_subscript_cst_affine,
2103 compute_overlap_steps_for_affine_univar,
2104 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
2105 analyze_siv_subscript, analyze_miv_subscript,
2106 analyze_overlapping_iterations, subscript_dependence_tester_1,
2107 compute_self_dependence, free_dependence_relation): Work
2108 with affine_fn instead of chrecs.
2109 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
2110 common_affine_function, affine_function_base,
2111 affine_function_constant_p, affine_fn_op, affine_fn_plus,
2112 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
2113 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
2114 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
2115 (all_chrecs_equal_p): Removed.
2116 * tree-data-ref.h (affine_fn, conflict_function): New types.
2117 (struct subscript): Change type of conflicting_iterations_in_a
2118 and conflicting_iterations_in_b.
2120 2007-01-26 Steve Ellcey <sje@cup.hp.com>
2123 * config/pa/pa.h (TARGET_HPUX_11): New.
2124 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
2125 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
2127 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
2128 Richard Guenther <rguenther@suse.de>
2130 * tree-ssa-structalias.c (solve_graph): Handle case
2131 we merged the variable to another.
2133 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2135 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
2138 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
2139 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
2141 2007-01-25 DJ Delorie <dj@redhat.com>
2143 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
2144 allow changes to modes which don't fit in those registers.
2146 * reload1.c (choose_reload_regs): Check for invalid subregs before
2147 computing their locations, not after.
2149 2007-01-25 Geoffrey Keating <geoffk@apple.com>
2152 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
2153 save Altivec registers in an eh_return function.
2154 (compute_vrsave_mask): Likewise.
2155 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
2156 for saving Altivec registers.
2157 (rs6000_emit_prologue): Don't allocate stack twice in
2158 eh_return function. Correct expected value of altivec_save_offset
2159 when using save_world. Describe save of R0 to stack when using
2160 save_world. Describe stack pointer adjustment when using
2161 save_world. Remove duplicated eh_return parameter register saving.
2162 Update sp_offset variable after save_world.
2163 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
2165 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
2166 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
2169 2007-01-25 Steve Ellcey <sje@cup.hp.com>
2171 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
2173 2007-01-25 Steve Ellcey <sje@cup.hp.com>
2176 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
2177 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
2179 2007-01-25 Richard Guenther <rguenther@suse.de>
2181 * doc/invoke.texi (-Wcoverage-mismatch): Document.
2182 * common.opt (-Wcoverage-mismatch): New warning option.
2183 * coverage.c (get_coverage_counts): Ignore coverage mismatch
2184 if -Wcoverage-mismatch is given.
2186 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
2188 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
2189 (ipcp_driver): Change to static definition.
2190 Add dumping of the ifunctions.
2191 (constant_val_insert): Remove unused parameter. Support for SSA.
2192 (ipcp_propagate_const): Support for SSA.
2193 (ipcp_profile_bb_print): Print only analyzed nodes.
2194 (ipcp_replace_map_create): Remove support for Fortran constant
2196 * ipa-prop.c (ipa_method_modify_stmt,
2197 ipa_callsite_compute_param): Support for SSA.
2198 * ipa-prop.h (ipcp_driver): Remove declaration.
2199 (IS_VALID_TREE_MAP_INDEX): Add define.
2201 2007-01-24 Geoffrey Keating <geoffk@apple.com>
2203 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
2205 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2208 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
2209 constant argument to cabs and do it without checking for
2210 -funsafe-math-optimizations.
2212 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
2214 * c-common.h (RID_FIRST_CXX0X): New.
2215 (RID_LAST_CXX0X): New.
2216 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
2218 * c.opt (Wc++0x-compat): New.
2219 * doc/invoke.texi (-Wc++0x-compat): Document.
2221 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2223 * builtins.c (fold_builtin_carg): New.
2224 (fold_builtin_1): Use it.
2226 2007-01-24 Jan Hubicka <jh@suse.cz>
2228 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
2230 * ipa-inline.c (initial_insns, max_insns): Delete.
2231 (compute_max_insns): New function.
2232 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
2233 of insns as base for code growth.
2234 (cgraph_decide_inlining): Make initial_insns local; do not compute
2236 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
2237 * doc/invoke.texi (inline-unit-growth): Update docs.
2239 2007-01-24 Jakub Jelinek <jakub@redhat.com>
2241 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
2242 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
2243 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
2244 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
2245 for CPUs that have PTA_CX16 set.
2248 * gimplify.c (omp_check_private): New function.
2249 (gimplify_scan_omp_clauses): Use it for
2250 firstprivate/lastprivate/reduction.
2253 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
2254 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
2257 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
2258 If lower_lastprivate_clauses emits some statements, append them
2259 to dlist rather than body_p and to body_p append an initializer.
2260 (lower_omp_for): Adjust caller.
2262 2007-01-24 Steve Ellcey <sje@cup.hp.com>
2264 * target.h (globalize_decl_name): New.
2265 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
2266 * output.h (default_globalize_decl_name): New.
2267 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
2269 (globalize_decl): Ditto.
2270 (default_globalize_decl_name): New.
2271 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
2272 (ia64_handle_version_id_attribute): New.
2273 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
2274 (ia64_asm_output_external): Use globalize_decl_name instead
2276 * doc/extend.texi (version_id): New pragma.
2277 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
2279 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
2281 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
2282 _uleb128_t and _Unwind_SWord with _sleb128_t.
2283 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
2284 uw_frame_state_for, uw_update_context_1): Likewise.
2285 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
2286 * unwind-pe.h (read_uleb128, read_sleb128,
2287 read_encoded_value_with_base): Likewise.
2288 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
2290 2007-01-24 Richard Guenther <rguenther@suse.de>
2292 * builtins.c (expand_builtin_cexpi): Get the fndecl
2293 for cexp in the correct way.
2295 2007-01-24 Jan Hubicka <jh@suse.cz>
2297 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
2299 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
2301 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
2302 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
2303 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
2304 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
2305 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
2306 __SIZEOF_PTRDIFF_T__.
2307 * doc/cpp.texi: Documentation for the new builtin macros added.
2309 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
2311 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
2312 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
2313 instead of operands[2] to avoid access past the end of array.
2315 2007-01-24 Richard Sandiford <richard@codesourcery.com>
2317 * reload1.c (emit_reload_insns): Pass the reload register
2318 for a non-spill output reload through forget_old_reloads_1.
2320 2007-01-23 Joseph Myers <joseph@codesourcery.com>
2322 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2323 _SOFT_DOUBLE if doubles use software floating-point.
2324 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
2325 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
2326 * config/rs6000/darwin-ldouble.c: Also compile functions for
2327 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
2328 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
2329 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
2330 commented-out long double override.
2331 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
2332 * config/rs6000/eabispe.h: Likewise.
2333 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
2334 long double for non-SPE.
2335 (rs6000_handle_option): Likewise.
2336 (invalid_e500_subreg): Disallow more subregs involding DImode,
2337 DFmode, TImode or TFmode.
2338 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
2340 (legitimate_lo_sum_address_p): Also check for TFmode for E500
2342 (rs6000_legitimize_address): Also handle TFmode for E500 double.
2343 (rs6000_legitimize_reload_address): Also handle TFmode for E500
2345 (rs6000_legitimate_address): Also check for TFmode for E500
2347 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
2348 (spe_build_register_parallel): Handle TFmode and TCmode.
2349 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
2351 (function_arg): Handle TFmode and TCmode for E500 double.
2352 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
2354 (print_operand): Handle TFmode and TImode for %y.
2355 (rs6000_generate_compare): Handle TFmode comparisons for E500
2357 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
2358 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
2359 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
2360 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
2361 TFmode for E500 double.
2362 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
2363 (floatsidf2): Enable for E500 double.
2364 (movtf_softfloat): Use rs6000_nonimmediate_operand.
2365 (extenddftf2): Change to extenddftf2_fprs.
2366 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
2367 depending on TARGET_E500_DOUBLE.
2368 (extendsftf2): Enable for E500 double.
2369 (trunctfdf2): Enable for E500 double.
2370 (trunctfsf2): Change to trunctfsf2_fprs.
2371 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
2372 depending on TARGET_E500_DOUBLE.
2373 (floatsitf2): Enable for E500 double.
2374 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
2375 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
2376 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
2377 (negtf2): Change to negtf2_internal.
2378 (negtf2): New expander.
2379 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
2380 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
2381 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
2382 (movdi_internal32): Use rs6000_nonimmediate_operand.
2383 (unnamed splitter): Likewise.
2384 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
2385 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
2386 (SPE64TF, DITI): New mode macros.
2387 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
2390 (frob_<mode>_di_2): New.
2391 (frob_tf_di_8_2): New.
2392 (frob_di_df): Change to frob_di_<mode>; allow more modes.
2394 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
2396 (frob_ti_<mode>_8_2): New.
2397 (frob_ti_tf_2): New.
2398 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
2399 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
2401 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
2402 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
2403 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
2404 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
2405 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
2406 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
2409 2007-01-23 Ian Lance Taylor <iant@google.com>
2411 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
2413 (OBJS-archive): Reformat, alphabetize.
2414 (OBJS): Change out_object_file to OBJS-md.
2416 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
2418 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
2419 JUMP_P and CALL_P predicates where applicable.
2420 * config/i386/i386.c: Ditto.
2421 * config/i386/i386.md: Ditto.
2422 * config/i386/mmx.md: Ditto.
2423 * config/i386/predicates.md: Ditto.
2425 2007-01-22 Andreas Schwab <schwab@suse.de>
2427 * config/m68k/m68k.h: Fix comment.
2429 2007-01-22 Jan Hubicka <jh@suse.cz>
2431 * passes.c (init_optimization_passes): Do not rerun
2432 pass_early_warn_uninitialized.
2434 2007-01-22 Richard Guenther <rguenther@suse.de>
2436 PR tree-optimization/30038
2437 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
2439 (execute_cse_sincos_1): Likewise.
2440 (execute_cse_sincos): Likewise.
2441 (gate_cse_sincos): Likewise.
2442 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
2443 the cexpi() canonicalization of sincos().
2444 * tree-pass.h (pass_cse_sincos): Declare.
2445 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
2447 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2449 PR rtl-optimization/29329
2450 * combine.c (replaced_rhs_insn): Rename to i2mod.
2451 (replaced_rhs_value): Rename to i2mod_new_rhs.
2452 (i2mod_old_rhs): New global variable.
2453 (combine_instructions): Adjust for above change. Save a copy of
2454 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
2455 note are substituted in the second instruction.
2456 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
2457 ditch the note if it pertains to the second eliminated register
2458 and this register is mentioned in i2mod_old_rhs.
2461 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2463 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
2464 the insn to which the note was originally attached.
2466 2007-01-21 Jan Hubicka <jh@suse.cz>
2468 * ipa-inline.c (inlining_mode): Comment, move up.
2469 (cgraph_decide_inlining_incrementally): Do not perform inlining
2470 itself; fix handling of flattening of self recursive functions.
2471 (cgraph_find_cycles): Remove.
2472 (cgraph_flatten_node): Remove.
2473 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
2474 (try_inline): New function.
2475 (cgraph_early_inlining): Update call of
2476 cgraph_decide_inlining_incrementally. Apply inlining here.
2477 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
2479 2007-01-21 Dirk Mueller <dmueller@suse.de>
2482 * tree-vrp.c (check_array_bounds): do not warn
2483 about ADDR_EXPR's of ARRAY_REF's which are immediately
2484 used in binary expressions.
2486 2007-01-21 Ira Rosen <irar@il.ibm.com>
2488 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
2489 read_write_dep and macros for its access.
2490 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
2491 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
2492 argument, call vect_check_interleaving for every independent pair of
2493 data-refs. Mark loads that access the same memory location as a store
2495 (vect_check_dependences): Remove.
2496 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
2497 call, fix the call to vect_analyze_data_ref_dependence.
2498 (vect_analyze_data_ref_access): For statements that access the same
2499 data-ref, check that they are not stores; for loads, check that there
2500 is no store that access the same location.
2502 2007-01-20 Roger Sayle <roger@eyesopen.com>
2503 Joseph Myers <joseph@codesourcery.com>
2505 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
2506 (-fdump-rtl-stack): Likewise.
2507 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
2508 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
2509 (-mpt-fixed): Use @minus{} for minus sign.
2510 (Using Precompiled Headers): Fix under/overfull hbox.
2512 2007-01-20 Jan Hubicka <jh@suse.cz>
2514 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
2515 place within annotation.
2517 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2519 * pa.c (output_move_double): Change array size of xoperands to 4.
2521 2007-01-20 Jan Hubicka <jh@suse.cz>
2523 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
2526 2007-01-19 Ian Lance Taylor <iant@google.com>
2528 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
2529 constant to unsigned HOST_WIDE_INT before negating.
2531 2007-01-19 Ian Lance Taylor <iant@google.com>
2533 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
2535 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
2536 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
2537 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
2538 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
2539 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
2540 (realloc_vdef, realloc_vuse): Change second parameter to
2542 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
2544 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
2545 unsigned. Change x and lim locals to unsigned.
2546 (realloc_vdef, realloc_vuse): Change num_elem parameter to
2548 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
2549 (copy_virtual_operands): Change i and n locals to unsigned.
2551 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2554 * builtins.c (fold_builtin_1): Handle builtin fdim.
2556 2007-01-20 Jan Hubicka <jh@suse.cz>
2558 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
2559 * tree-ssa-structalias.c (compute_points_to_sets): Do call
2560 init_alias_heapvars.
2561 (init_alias_heapvars): Initialize only when not already initialized.
2562 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
2564 2007-01-19 Roger Sayle <roger@eyesopen.com>
2566 * common.opt (fsigned-zeros): New command line option.
2567 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
2568 of flag_unsafe_math_optimizations.
2569 * opts.c (set_fast_math_flags): The -ffast-math command line option
2570 implies -fno-signed-zeros.
2571 (fast_math_flags_set_p): Likewise.
2573 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
2574 the documentation of -ffast-math appropriately. Wrap long lines.
2576 2007-01-19 Steve Ellcey <sje@cup.hp.com>
2578 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
2579 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
2581 2007-01-19 Tomas Bily <tbily@suse.cz>
2583 * cgraphunit.c (cgraph_finalize_function): Updating of pid
2585 (tree_init_ic_make_global_vars): New function
2586 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
2587 (tree_gen_ic_profiler): New function
2588 (tree_gen_ic_func_profiler): New function
2589 (tree_profiling): Added calling of tree_gen_ic_func_profiler
2590 (tree_profile_hooks): Added hook for indirec/virtual calls
2591 * value-prof.c (tree_find_values_to_profile): New case for
2593 (tree_values_to_profile): Call for determining indirect/virtual
2595 (tree_indirect_call_to_profile): New function
2596 (tree_ic_transform): New function
2597 (tree_ic): New function
2598 (find_func_by_pid): New function
2599 (init_pid_map): New function
2600 (tree_value_profile_transformations): Added check for
2601 indirect/virtual call transformation
2602 * value-prof.h (enum hist_type): New counter type for
2603 indirect/virtual calls
2604 (profile_hooks): Added new hook for profiling indirect/virtual
2606 * profile.c (instrument_values): New case for indirect/virtual
2608 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
2609 (GCOV_COUNTER_V_INDIR): New counter type
2610 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
2611 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
2613 * cgraph.c: Definition of cgraph_max_pid
2614 (cgraph_create_node): Default init of pid attribute
2615 * cgraph.h: Declaration of cgraph_max_pid
2616 (struct cgraph_node): Added pid attribute
2617 * libgcov.c (__gcov_indirect_call_profiler): New function
2618 (__gcov_one_value_profiler_body): New function
2619 (__gcov_one_value_profiler): Body was moved to
2620 __gcov_one_value_profiler_body and calls it
2622 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
2624 * doc/gty.texi (Options): Document the mark_hook option to GTY.
2625 * gengtype.c (write_types_data, write_func_for_structure,
2626 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
2627 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
2628 (walk_type, write_func_for_structure): Generate the mark_hook if
2631 2007-01-19 Jan Hubicka <jh@suse.cz>
2633 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
2634 'early' argument take inlining mode argument specifying whether to
2635 inline for size/speeed or all functions; add support for flattening;
2637 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
2639 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2642 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
2643 the name of the declared identifier.
2645 2007-01-19 Dirk Mueller <dmueller@suse.de>
2647 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
2648 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
2649 duplicate evaluation.
2651 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
2653 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
2654 Macroize expander using X87MODEF12 mode macro. Extend operand 1
2655 to XFMode, use acosxf2 and truncate result to requested mode.
2656 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
2657 (asin<mode>2): Similarly, with asin expanders.
2658 (*fscalexf4_i387): Rename from *fscalexf4.
2659 (expNcorexf3): New expander.
2660 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
2661 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
2662 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
2663 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
2664 patterns for SSE math.
2665 (exp10<mode>2): Similarly, with exp10 expanders.
2666 (exp2<mode>2): Similarly, with exp2 expanders.
2667 (expm1<mode>2): Similarly, with expm1 expanders.
2668 (ldexp<mode>3): Similarly, with ldexp expanders.
2669 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
2670 Use gen_truncxf<mode>2_i387_noop to truncate result.
2672 2007-01-19 Richard Sandiford <richard@codesourcery.com>
2674 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
2675 for ColdFire targets.
2677 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
2678 Richard Sandiford <richard@codesourcery.com>
2680 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
2681 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
2682 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
2683 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
2684 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
2685 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
2687 2007-01-19 Richard Sandiford <richard@codesourcery.com>
2689 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
2690 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
2691 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
2692 (*adddi_dilshr32_cf): New pattern.
2693 (adddi3, subdi3): Remove first alternatives.
2695 2007-01-19 Richard Sandiford <richard@codesourcery.com>
2697 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
2698 implemented using move.l, do not use its cc result for floating-point
2701 2007-01-19 Richard Sandiford <richard@codesourcery.com>
2703 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
2704 from accepting 's' constraints if flag_pic.
2706 2007-01-19 Richard Sandiford <richard@codesourcery.com>
2708 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
2709 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
2710 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
2711 condition from TARGET_68881 to TARGET_HARD_FLOAT.
2713 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
2715 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
2716 ColdFire alternatives.
2717 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
2718 * config/m68k/m68k.md (clzsi2): Define for ColdFire
2719 architectures that support ff1 instruction.
2721 2007-01-19 Richard Sandiford <richard@codesourcery.com>
2722 Julian Brown <julian@codesourcery.com>
2724 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
2725 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
2726 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
2729 2007-01-19 Richard Sandiford <richard@codesourcery.com>
2731 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
2733 (output_move_const_into_data_reg, output_move_simode_const): Delete.
2734 * config/m68k/m68k.c (const_method, const_int_cost): Take a
2735 HOST_WIDE_INT instead of an rtx.
2736 (m68k_rtx_costs): Update call accordingly.
2737 (output_move_const_into_data_reg): Likewise. Fix formatting.
2738 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
2740 (output_move_simode_const): Update calls after above changes.
2741 Rework to use automatic variables and predicates like MEM_P.
2742 * config/m68k/m68k.md (pushexthisi_const): Update call to
2745 2007-01-19 Dirk Mueller <dmueller@suse.de>
2747 * tree-ssa-alias.c (perform_var_substitution): Fix typo
2750 2007-01-19 Richard Guenther <rguenther@suse.de>
2752 * builtins.c (expand_builtin_cexpi): Fall back to expanding
2753 via cexp in case sincos is not available.
2755 2007-01-19 Richard Guenther <rguenther@suse.de>
2757 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
2758 * defaults.h (TARGET_HAS_SINCOS): Default to off.
2759 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
2760 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
2761 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
2762 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
2763 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
2764 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
2766 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
2768 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
2770 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
2771 (atan2xf3): Directly generate RTL pattern.
2772 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
2773 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
2774 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
2775 disable patterns for SSE math.
2776 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
2777 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
2778 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
2779 disable patterns for SSE math.
2781 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
2783 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
2785 2007-01-18 Roger Sayle <roger@eyesopen.com>
2787 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
2788 VIEW_CONVERT_EXPR to the same type as it's operand.
2790 2007-01-18 David Edelsohn <edelsohn@gnu.org>
2792 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
2793 configured for long double 128.
2795 2007-01-18 Mike Stump <mrs@apple.com>
2797 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
2800 2007-01-18 Michael Meissner <michael.meissner@amd.com>
2802 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
2805 2007-01-18 Jan Hubicka <jh@suse.cz>
2807 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
2808 greater than NUM_VOP_FREE_BUCKETS.
2810 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
2812 * tree-ssa-structalias.c: Update comments.
2813 (ptabitmap_obstack): Removed.
2815 (oldpta_obstack): Ditto.
2816 (stats): Add a few members.
2817 (struct variable_info): Remove node, complex, address_taken, and
2818 indirect_target members. Add oldsolution member.
2819 (new_var_info): Do not initialize removed members.
2820 (constraint_expr_type): Remove INCLUDES.
2821 (constraint_graph): Add size, implicit_preds, rep,
2822 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
2823 (FIRST_REF_NODE): New macro.
2824 (LAST_REF_NODE): Ditto.
2825 (FIRST_ADDR_NODE): Ditto.
2826 (find): New function.
2828 (dump_constraint): Do not handle INCLUDES.
2829 (insert_into_complex): Do not insert duplicate constraints.
2830 (condense_varmap_nodes): Renamed and rewritten into ...
2831 (merge_node_constraints): This. Also fix bug in handling of
2832 offseted copy constraints.
2833 (clear_edges_for_node): No longer need to deal with preds at all,
2834 or removing associated preds/succs.
2835 (merge_graph_nodes): Deal with indirect_cycles.
2836 Don't deal with predecessors.
2837 (add_implicit_graph_edge): New function.
2838 (add_pred_graph_edge): Ditto.
2839 (add_graph_edge): Don't deal with predecessors.
2840 (build_constraint_graph): Removed.
2841 (build_pred_graph): New function.
2842 (build_succ_graph): Ditto.
2843 (struct scc_info): Removed in_component. Added roots, dfs, and
2844 node_mapping. Remove visited_index, unification_queue.
2845 (scc_visit): Deal with union-find we do now.
2846 Deal with cycles with REF nodes.
2847 (collapse_nodes): Renamed and rewritten to ...
2848 (unify_nodes): This.
2849 (process_unification_queue): Removed.
2850 (topo_visit): Cleanup
2851 (do_da_constraint): Use find.
2852 (do_sd_constraint): Ditto.
2853 (do_ds_constraint): Ditto.
2854 (do_complex_constraint): Ditto.
2855 (init_scc_info): Update for removed and added members.
2856 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
2857 (find_indirect_cycles): This.
2858 (equivalence_class): New variable.
2859 (label_visit): New function.
2860 (perform_variable_substitution): Rewritten.
2861 (free_var_substitution_info): New function.
2862 (find_equivalent_node): Ditto.
2863 (move_complex_constraints): Ditto.
2864 (eliminate_indirect_cycles): Ditto.
2865 (solve_graph): Only propagate changed bits.
2866 Use indirect cycle elimination.
2868 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
2869 (tree_id_eq): Renamed to ...
2870 (tree_vi_eq): This. Update for member change
2871 (insert_id_for_tree): Renamed and rewritten to ...
2872 (insert_vi_for_tree): This.
2873 (lookup_id_for_tree): Renamed and rewritten to ...
2874 (lookup_vi_for_tree): This.
2875 (get_id_for_tree): Renamed and rewritten to ...
2876 (get_vi_for_tree): Ditto.
2877 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
2878 (process_constraint): Don't handle INCLUDES.
2879 Remove special ADDRESSOF case.
2880 (find_func_aliases): Rewrite to use vi functions instead of id
2882 (create_function_info_for): Ditto.
2883 (create_variable_info_for): Ditto.
2884 (intra_create_variable_infos): Ditto.
2885 (merge_smts_into): Ditto.
2886 (find_what_p_points_to): Ditto.
2887 (init_base_vars): Ditto.
2888 (init_alias_vars): Ditto.
2889 (remove_preds_and_fake_succs): New function.
2890 (dump_sa_points_to_info): Dump new stats.
2891 (dump_solution_for_var): Use find.
2892 (set_used_smts): Fix formatting.
2893 (compute_points_to_sets): Updated for new functions.
2894 (ipa_pta_execute): Ditto.
2896 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
2897 Richard Sandiford <richard@codesourcery.com>
2899 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
2901 * calls.c (expand_call): If the return value is a PARALLEL,
2902 extract its first member.
2903 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
2904 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
2905 use FUNCTION_EXTRA_EPILOGUE.
2906 (m68k_function_value): Return a PARALLEL if the return value
2907 is of a pointer type.
2908 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
2909 (FUNCTION_EXTRA_EPILOGUE): Remove.
2910 * config/m68k/m68k.md (D0_REG): New constant.
2912 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
2914 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
2915 output a NOP for empty epilogues.
2917 2007-01-18 Richard Sandiford <richard@codesourcery.com>
2919 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
2920 before function. Extend register save check to include all
2921 registers, not just integer ones.
2923 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
2925 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
2926 (m68k_use_return_insn): ...this.
2927 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
2928 * config/m68k/m68k.c (use_return_insn): Rename to...
2929 (m68k_use_return_insn): ...this.
2930 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
2933 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
2935 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
2936 nearest even, fix denormal rounding overflow.
2938 2007-01-18 Richard Sandiford <richard@codesourcery.com>
2940 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
2941 f%$smove and f%$move.
2942 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
2943 (extendsfdf2_cf): Use fdmove instead of f%&move.
2944 (truncdfsf2_cf): Use fsmove instead of f%$smove.
2945 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
2947 2007-01-18 Richard Sandiford <richard@codesourcery.com>
2949 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
2952 2007-01-18 Richard Sandiford <richard@codesourcery.com>
2954 * real.h (real_format): Add a canonical_nan_lsbs_set field.
2955 (coldfire_single_format): Declare.
2956 (coldfire_double_format): Likewise.
2957 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
2958 of qnan_msb_set to determine the lower bits of a canonical
2960 (encode_ieee_double): Likewise.
2961 (encode_ieee_quad): Likewise.
2962 (ieee_single_format): Initialize canonical_nan_lsbs_set.
2963 (mips_single_format): Likewise.
2964 (ieee_double_format): Likewise.
2965 (mips_double_format): Likewise.
2966 (ieee_extended_motorola_format): Likewise.
2967 (ieee_extended_intel_96_format): Likewise.
2968 (ieee_extended_intel_128_format): Likewise.
2969 (ieee_extended_intel_96_round_53_format): Likewise.
2970 (ibm_extended_format): Likewise.
2971 (mips_extended_format): Likewise.
2972 (ieee_quad_format): Likewise.
2973 (mips_quad_format): Likewise.
2974 (vax_f_format): Likewise.
2975 (vax_d_format): Likewise.
2976 (vax_g_format): Likewise.
2977 (i370_single_format): Likewise.
2978 (i370_double_format): Likewise.
2979 (decimal_single_format): Likewise.
2980 (decimal_double_format): Likewise.
2981 (decimal_quad_format): Likewise.
2982 (c4x_single_format): Likewise.
2983 (c4x_extended_format): Likewise.
2984 (real_internal_format): Likewise.
2985 (coldfire_single_format): New real_format.
2986 (coldfire_double_format): Likewise.
2987 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
2988 canonical_nan_lsbs_set.
2989 (pdp11_d_format): Likewise.
2990 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
2991 if TARGET_COLDFIRE_CPU.
2993 2007-01-18 Richard Sandiford <richard@codesourcery.com>
2995 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
2996 (output_call, m68k_legitimize_call_address): Declare.
2997 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
2998 parenthesees. Add support for a 'W' constraint.
2999 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
3000 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
3001 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
3002 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
3004 (override_options): Initialize them. Do not set flag_no_function_cse
3005 for TARGET_ID_SHARED_LIBRARY.
3006 (m68k_output_pic_call): Delete.
3007 (m68k_legitimize_call_address): New function.
3008 (print_operand): Remove the %o prefix. Handle the %p prefix.
3009 (output_call): New function.
3010 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
3011 target address from the GOT if symbolic jumps are not allowed.
3012 * config/m68k/m68k.md (call, general_operand): Do not set
3013 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
3014 Merge separate flag_pic and !flag_pic define_insns into...
3015 (*call, *call_value): ...these new patterns. Match the address
3016 rather than the containing MEM and require it to be a call_operand.
3017 Use output_call to generate the asm template.
3018 * config/m68k/predicates.md (const_call_operand): New predicate.
3019 (call_operand): Likewise.
3021 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3023 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
3024 (STACK_GROWS_DOWNWARD): Define to 1.
3025 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
3026 comments, emphasizing that these values are only defaults.
3027 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
3028 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
3030 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3032 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
3034 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3035 Richard Sandiford <richard@codesourcery.com>
3037 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
3038 (FP_REGNO_P): New macros.
3039 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
3040 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
3041 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
3042 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
3044 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3046 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
3047 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
3049 * config/m68k/t-floatlib: New file, extracting common code from...
3050 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
3051 * config/m68k/t-uclinux: Here.
3052 * config/m68k/fpgnulib.c: Do not compile extendeed precision
3053 routines on ColdFire targets.
3055 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3057 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
3058 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
3059 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
3060 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
3061 explicitly set MOTOROLA to 1.
3062 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
3064 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3065 Nathan Sidwell <nathan@codesourcery.com>
3067 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
3068 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
3069 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
3070 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
3071 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
3072 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
3073 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
3074 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
3075 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
3076 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
3077 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
3078 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
3079 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
3080 (DBX_REGISTER_NUMBER): Delete.
3081 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
3082 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
3083 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
3085 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3087 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
3088 * config/flat.h: New file.
3089 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
3091 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
3092 indirect references for -msep-data or -mid-shared-library.
3093 Do not use PC-relative code addresses either.
3094 * config/m68k/m68k.c (override_options): Restrict -fPIC error
3096 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
3097 for shared libraries and crt1.o for executables. Use crti.o and
3099 (ENDFILE_SPEC): Use crtend.o and crtn.o.
3100 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
3101 Do not add -elf2flt or -shared-lib-id options here.
3102 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
3103 Pass -shared-lib-id if -mid-shared-library, taking the library
3104 identifier from -mshared-library-id if given, otherwise
3106 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
3107 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
3108 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
3109 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
3110 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
3111 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
3113 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
3114 jump sequence for ISA A and ISA A+.
3115 (PICJUMP): Likewise.
3117 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3119 * config.gcc (m68k-*-uclinux*): Base the port on the common
3120 and m68k GNU/Linux files rather than on the generic ELF ones.
3121 * config/m68k/uclinux.h (TARGET_VERSION): Override.
3122 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
3124 2007-01-18 Julian Brown <julian@codesourcery.com>
3125 Richard Sandiford <richard@codesourcery.com>
3127 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
3128 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
3129 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
3131 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
3133 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
3135 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3137 * doc/install.texi: Document m68k-uclinuxoldabi.
3138 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
3139 * config/m68k/uclinux-oldabi.h: New file, copied from
3140 config/m68k/uclinux.h.
3142 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
3144 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
3145 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
3146 (m32r_compute_frame_size): Use unsigned for regno.
3147 (m32r_reload_lr): Use gen_frame_mem.
3149 (m32r_output_function_epilogue): Don't output the function epilogue
3151 (m32r_expand_epilogue): New.
3152 (direct_return): Return false if the function has the interrupt
3154 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
3155 * config/m32r/m32r.md (epilogue): New expander.
3156 (return_lr, return_rte): New insns.
3157 (return): Make it expander.
3158 (return_normal): New expander.
3160 2007-01-18 Josh Conner <jconner@apple.com>
3163 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
3164 support for UNLE, UNLT, UNGE, and UNGT.
3166 2007-01-18 Jan Hubicka <jh@suse.cz>
3168 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
3169 * tree-tailcall (add_virtual_phis): Likewise.
3170 (optimize_tail_call): Return TODOs.
3171 (execute_tail_calls): Return TODOs.
3172 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
3173 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
3175 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
3176 Cleanup cfg using TODO.
3177 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
3178 * passes.c (execute_function_todo): When cleanup did something, remove
3180 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
3181 (make_edges): Don't cleanup_cfg.
3183 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
3185 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
3186 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
3187 operate on the top of stack.
3188 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
3189 register handling of instructions that output to the second
3191 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
3192 (move_for_stack_reg): Special-case check for dead destination
3193 stack slot for constant load of 1.0 inside UNSPEC_TAN.
3195 * config/i386/i386.md (UNSPEC_TAN): New constant.
3196 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
3197 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
3198 to correctly model move of constant 1.0 to top stack slot.
3199 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
3200 (unnamed peephole2 pattern): Remove corresponding peephole2
3201 pattern that optimizes tan insn and loading of constant 1.0.
3202 (tanxf2): Use fptanxf4_i387.
3203 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
3204 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
3205 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3206 disable patterns for SSE math.
3207 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
3208 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
3210 2007-01-18 Dirk Mueller <dmueller@suse.de>
3211 Richard Guenther <rguenther@suse.de>
3214 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
3215 * common.opt (Warray-bounds): Add new warning option.
3216 * c-opts.c (c_common_handle_option): Define -Warray-bounds
3218 * Makefile.in: make tree-vrp.o depend on toplev.h
3219 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
3221 (check_array_refs, check_array_bounds, check_array_ref): New.
3223 2007-01-18 Jan Hubicka <jh@suse.cz>
3225 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
3226 (execute_ssa_ccp): Return flags conditionally.
3227 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
3229 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
3231 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
3233 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
3234 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
3236 * Makefile.c (GTFILES): Add cfglayout.h.
3237 * gengtype.c (open_base_files): Likewise.
3238 * cfglayout.c (cfg_layout_function_footer,
3239 cfg_layout_function_header) Reindent to make gengtype happy.
3240 * cfglayout.h (cfg_layout_function_footer,
3241 cfg_layout_function_header): Add GTY(()) marker.
3243 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
3245 2007-01-18 Ben Elliston <bje@au.ibm.com>
3247 * genautomata.c (write_automata): Include xstrerror output in the
3248 error message if writing the DFA description file fails.
3250 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
3252 * config/mips/mips-protos.h (mips_output_external): Make it
3254 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
3255 * config/mips/mips.c (irix_output_external_libcall): Likewise.
3256 (extern_list): Likewise.
3257 (extern_head): Likewise.
3258 (TARGET_ASM_FILE_END): Likewise.
3259 (mips_file_end): Likewise.
3260 (mips_output_external): Rewritten.
3262 2007-01-18 Ben Elliston <bje@au.ibm.com>
3264 * genpreds.c (write_insn_preds_c): Only write out the function
3265 body for regclass_for_constraint if we have register constraints.
3267 2007-01-17 Tom Tromey <tromey@redhat.com>
3269 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
3270 * doc/install.texi (Testing): Use sourceware.org.
3271 (Binaries): Likewise.
3272 (Specific): Likewise.
3273 * doc/contrib.texi (Contributors): Use sourceware.org.
3275 2007-01-17 Anatoly Sokolov <aesok@post.ru>
3277 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
3278 (AVR_ENHANCED): Rename to ...
3279 (AVR_HAVE_MUL): ... new.
3280 (avr_enhanced_p): Rename to ...
3281 (avr_have_mul_p): ... new.
3282 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
3283 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
3284 * config/avr/avr.c (avr_enhanced_p): Rename to ...
3285 (avr_have_mul_p): ... new.
3286 (base_arch_s): Rename 'enhanced' to 'have_mul'.
3287 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
3288 'avr_enhanced_p' and 'enhanced'.
3289 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
3290 AVR_HAVE_MUL instead of AVR_ENHANCED.
3291 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
3292 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
3293 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
3294 instead of AVR_ENHANCED.
3295 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
3296 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
3297 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
3299 2007-01-17 Ian Lance Taylor <iant@google.com>
3301 * vec.h (VEC_reserve_exact): Define.
3302 (vec_gc_p_reserve_exact): Declare.
3303 (vec_gc_o_reserve_exact): Declare.
3304 (vec_heap_p_reserve_exact): Declare.
3305 (vec_heap_o_reserve_exact): Declare.
3306 (VEC_OP (T,A,reserve_exact)): New static inline function, three
3308 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
3310 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
3311 (VEC_OP (T,A,copy)) [all versions]: Likewise.
3312 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
3313 * vec.c (calculate_allocation): Add exact parameter. Change all
3315 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
3316 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
3317 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
3318 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
3319 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
3320 (vec_heap_p_reserve_exact): New function.
3321 (vec_heap_o_reserve_exact): New function.
3323 2007-01-17 Jan Hubicka <jh@suse.cz>
3325 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
3327 2007-01-17 Eric Christopher <echristo@apple.com>
3329 * config.gcc: Support core2 processor.
3331 2007-01-16 Jan Hubicka <jh@suse.cz>
3333 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
3334 the names, just unlink the chain so we don't crash on dangling pointers
3337 2007-01-16 Jan Hubicka <jh@suse.cz>
3339 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
3340 * tree-pass.h: Reorder to make IPA passes appear toegher.
3341 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
3342 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
3343 parameters, do not call early inliner.
3344 * ipa-inline.c: Update comments. Include tree-flow.h
3345 (cgraph_decide_inlining): Do not compute inlining parameters.
3346 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
3347 be called with function context set up.
3348 (pass_ipa_inline): Remove unreachable functions before pass.
3349 (cgraph_early_inlining): Simplify assuming to be called from the
3351 (pass_early_inline): New pass.
3352 (cgraph_gate_ipa_early_inlining): New gate.
3353 (pass_ipa_early_inline): Turn into simple wrapper.
3354 (compute_inline_parameters): New function.
3355 (gate_inline_passes): New gate.
3356 (pass_inline_parameters): New pass.
3357 (apply_inline): Move here from tree-optimize.c
3358 (pass_apply_inline): New pass.
3359 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
3361 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
3363 (tree_function_versioning): Do not allocate dummy struct function.
3364 * tree-inline.h (optimize_inline_calls): Update prototype.
3365 * tree-optimize.c (execute_fixup_cfg): Export.
3366 (pass_fixup_cfg): Remove
3367 (tree_rest_of_compilation): Do not apply inlines.
3368 * tree-flow.h (execute_fixup_cfg): Declare.
3369 * Makefile.in (gt-passes.c): New.
3370 * passes.c: Include gt-passes.h
3371 (init_optimization_passes): New passes.
3372 (nnodes, order): New static vars.
3373 (do_per_function_toporder): New function.
3374 (execute_one_pass): Dump current pass here.
3375 (execute_ipa_pass_list): Don't dump current pass here.
3377 2007-01-16 Janis Johnson <janis187@us.ibm.com>
3379 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
3380 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
3382 2007-01-16 David Edelsohn <edelsohn@gnu.org>
3384 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
3385 (strong_alias): Define.
3386 (__gcc_qmul): Provide non-FMA for soft-float.
3392 (__gcc_qunord): New.
3402 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
3403 soft-float functions.
3404 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
3405 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
3406 about long double soft float.
3408 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
3409 Tehila Meyzels <tehila@il.ibm.com>
3411 * tree-vectorizer.h (is_pattern_stmt_p): New.
3412 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
3413 formatting (tabs instead of spaces). Cleanup and clarify setting
3414 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
3415 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
3416 (vectorizable_type_demotion): Check that types are integral.
3417 (vectorizable_type_promotion): Likewise.
3418 (vectorizable_store): Fix typo. Eliminate new-line at end of
3421 2007-01-16 Jan Hubicka <jh@suse.cz>
3423 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
3426 2007-01-15 Eric Christopher <echristo@apple.com>
3428 * ifcvt.c: Include vec.h, vecprim.h.
3429 (check_cond_move_block): New argument regs.
3430 Reorganize. Add registers used to regs.
3431 (cond_move_process_if_block): Use regs set above as
3434 2007-01-15 Eric Christopher <echristo@apple.com>
3436 * config/darwin.h: Update copyright.
3437 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
3438 (LINK_COMMAND_SPEC): Add -u.
3439 (LINK_SPEC): Fix umbrella for above.
3441 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
3443 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
3446 2007-01-15 Tom Tromey <tromey@redhat.com>
3448 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
3449 * doc/install.texi (Testing): Don't mention jacks.
3450 (Configuration): Document --enable-java-maintainer-mode. Move
3451 --with-java-home to libgcj-specific section. Document
3453 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
3455 2007-01-15 Jan Hubicka <jh@suse.cz>
3457 * tree-ssa-dce.c (DCE_TODOs): New.
3458 (propagate_necessity): Return if something changed.
3459 (eliminate_unnecessary_stmts): Likewise.
3460 (perform_tree_ssa_dce): Return TODO flags when needed.
3461 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
3463 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
3465 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
3466 (fyl2x_extend<mode>xf3_i387): New insn pattern.
3467 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
3468 patterns using X87MODEF12 mode macro. Extend operand 1
3469 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
3470 (log10<mode>2): Ditto.
3471 (log2<mode>2): Ditto.
3472 (log1p<mode>2): Ditto.
3473 (logb<mode>2): Ditto.
3474 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
3475 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
3476 (*fxtractxf3_i387): Rename from *fxtractxf3.
3477 (fxtract_extend<mode>xf3_i387): New insn pattern.
3478 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
3479 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
3480 and gen_fyl2xxf3_i387().
3482 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
3484 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
3485 * cfgloopmanip.c (fix_loop_placement): Made static. Use
3486 get_loop_exit_edges. Changed return type to bool.
3487 * cfgloop.h (fix_loop_placement): Declaration removed.
3489 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
3491 * param.h (MIN_VECT_LOOP_BOUND): New.
3492 * params.def (MIN_VECT_LOOP_BOUND): New.
3493 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
3494 argument - minimum threshold for number of iterations.
3495 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
3496 argument to declaration.
3497 * tree-vect-analyze.c (vect_analyze_operations): Check value of
3498 MIN_VECT_LOOP_BOUND.
3499 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
3500 slpeel_tree_peel_loop_to_edge with additional argument.
3501 (vect_do_peeling_for_alignment): Likewise.
3502 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
3504 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
3507 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
3510 2007-01-14 Jan Hubicka <jh@suse.cz>
3512 * tree-dfa.c (remove_referenced_var): New function.
3513 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
3514 prune referenced vars list too.
3515 * tree-flow.h (remove_referenced_var): Declare.
3517 2007-01-14 Jan Hubicka <jh@suse.cz>
3519 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
3521 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
3522 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
3523 * except.h (verify_eh_throw_table_statements): Kill prototype.
3524 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
3525 into call exrepssions.
3526 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
3528 * tree-cfg.c: Include pointer-set.h.
3529 (verify_node_sharing): Work on pointer set.
3530 (verify_eh_throw_stmt_node): New.
3531 (verify_stmts): Use pointers sets, verify throw_stmt.
3533 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
3535 * ipa-reference.c (analyze_function): Consider also addresses taken
3538 2007-01-12 Roger Sayle <roger@eyesopen.com>
3540 * c-typeck.c (null_pointer_constant_p): Replace use of
3541 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
3542 (build_c_cast): Likewise.
3544 2007-01-12 Roger Sayle <roger@eyesopen.com>
3546 * tree.h (force_fit_type_double): Remove unused final argument.
3547 * c-common.c (constant_expression_warning): Replace use of
3548 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
3549 (convert_and_check): Likewise.
3550 (shorten_compare): Update call to force_fit_type_double.
3551 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
3552 * convert.c (convert_to_pointer): Update call to
3553 force_fit_type_double.
3554 * fold-const.c (force_fit_type_double): Remove overflowed_const
3556 (int_const_binop, fold_convert_const_int_from_int,
3557 fold_convert_const_int_from_real, fold_div_compare,
3558 fold_sign_changed_comparison, fold_unary, fold_negate_const,
3559 fold_abs_const, fold_not_const): Remove the final argument from
3560 calls to force_fit_type_double.
3562 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3564 * configure.ac: Set insn to "nop" for spu-*-* also.
3565 * configure: Regenerate.
3567 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
3569 * builtins.def : Add BUILT_IN_FREE.
3571 2007-01-12 Jan Hubicka <jh@suse.cz>
3573 PR tree-optimization/30443
3574 * tree-inline.c (tree_function_versioning): Do not optimize when
3575 cloning for inlining.
3577 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
3579 * doc/loop.texi: Document recording of loop exits.
3580 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
3581 (update_single_exits_after_duplication,
3582 update_single_exit_for_duplicated_loop,
3583 update_single_exit_for_duplicated_loops): Removed.
3584 (duplicate_loop_to_header_edge): Do not call
3585 update_single_exits_after_duplication and
3586 update_single_exit_for_duplicated_loops.
3587 (loop_version): Do not update single_exit information.
3588 (fix_loop_structure): Use record_loop_exits instead of
3589 mark_single_exit_loops.
3590 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
3591 the lists of loop exits.
3592 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
3593 split_edge, merge_blocks): Update the lists of loop exits.
3594 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
3595 loop_optimizer_init.
3596 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
3597 of mark_single_exit_loops.
3598 (loop_optimizer_finalize): Call release_recorded_exits.
3599 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
3600 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
3601 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
3602 update single exit information.
3603 * lambda-code.c (perfect_nestify): Ditto.
3604 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
3605 (mark_single_exit_loops): Removed.
3606 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
3607 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
3608 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
3610 (get_loop_exit_edges, single_exit): Use recorded exit lists.
3611 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
3612 (verify_loop_structure): Verify consistency of the exit lists.
3613 (flow_loops_find): Use alloc_loop. Initialize exits hash.
3614 (set_single_exit): Removed.
3615 * cfgloop.h (struct loop_exit): New function.
3616 (struct loop): single_exit_ field replaced by exits field.
3617 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
3618 (struct loops): Added exits hash.
3619 (mark_single_exit_loops, set_single_exit): Declaration removed.
3620 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
3622 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3624 * doc/invoke.texi: Avoid use of @headitem.
3626 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3628 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
3630 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3632 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
3635 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
3636 Richard Sandiford <richard@codesourcery.com>
3638 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
3639 * config/m68k/m68k.opt: Resort options.
3640 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
3642 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
3643 Richard Sandiford <richard@codesourcery.com>
3645 * doc/invoke.texi: Document the macros that are defined by
3646 m68k's -mtune and -mhard-float options.
3647 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
3648 (m68k_cpp_cpu_family): Likewise.
3649 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
3650 of __ucfv*__ macros. Define __mcffpu__ if generating code for
3651 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
3652 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
3653 (m68k_cpp_cpu_family): Likewise.
3655 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3657 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
3658 macros besides mc68000 as tuning macros. Use a switch statement
3659 to set them and mcpu32.
3661 2007-01-12 Julian Brown <julian@codesourcery.com>
3663 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
3664 (TARGET_68040_ONLY): Rename to...
3665 (TARGET_68040): ...this.
3666 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
3667 * config/m68k/m68k.md: Likewise.
3669 2007-01-12 Julian Brown <julian@codesourcery.com>
3670 Nathan Sidwell <nathan@codesourcery.com>
3671 Richard Sandiford <richard@codesourcery.com>
3673 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
3674 the -mcpu= argument associated with the --with-cpu setting.
3675 Define M68K_DEFAULT_TUNE to the default -mtune= option,
3676 if different from the one implied by the -mcpu setting.
3677 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
3678 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
3679 * doc/invoke.texi: Mention ColdFire in the introduction to the
3680 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
3681 -mno-div and -mhard-float options. Make -m68881 a synonym for
3682 -mhard-float. Document the previously-undocumented -m5206e,
3683 -m528x, -m5307 and -m5407 options. Tweak the existing option
3684 documentation for consistency.
3685 * doc/install.texi: Mention new --with-cpu arguments.
3686 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
3687 default CPU if neither -mcpu nor -march are specified.
3688 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
3689 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
3690 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
3691 using m68k_tune to decide between families that implement the
3692 same ISA. Use m68k_tune to set __mcfv4e__.
3693 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
3694 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
3695 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
3696 (FL_ISA_C, FL_ISA_MMU): New macros.
3697 (MASK_COLDFIRE): Delete.
3698 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
3699 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
3700 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
3701 (TARGET_HARD_FLOAT): Do not define here.
3702 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
3703 (TUNE_68000): New macro.
3704 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
3705 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
3706 (TUNE_CFV2): Redefine in terms of m68k_tune.
3707 (uarch_type, target_device, fpu_type): New enums.
3708 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
3709 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
3710 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
3711 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
3712 (FL_FOR_isa_c): New macros.
3713 (m68k_isa): New enum.
3714 (m68k_target_selection): New structure.
3715 (all_devices, all_isas, all_microarchs): New tables.
3716 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
3717 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
3718 (MASK_ALL_CPU_BITS): Delete.
3719 (m68k_find_selection): New function.
3720 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
3721 Map the legacy target options to a combination of the new ones.
3722 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
3723 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
3724 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
3726 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
3727 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
3729 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
3730 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
3731 * config/m68k/m68k-devices.def: New file.
3733 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3734 Nathan Sidwell <nathan@codesourcery.com>
3736 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
3737 (SUBTARGET_EXTRA_SPECS): New macros.
3738 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
3739 use %(asm_cpu_spec) instead.
3740 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
3741 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
3742 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
3743 (EXTRA_SPECS): Rename to...
3744 (SUBTARGET_EXTRA_SPECS): ...this.
3746 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
3747 Richard Sandiford <richard@codesourcery.com>
3748 Julian Brown <julian@codesourcery.com>
3750 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
3751 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
3752 to the configuration's default CPU.
3753 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
3754 Remove default masks.
3755 (m680[012]0-*-*): Set the default with_cpu to the first part of
3757 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
3758 (m68k*-*-linux): Extend the --with-cpu handling to...
3759 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
3760 and m68010. Don't set target_cpu_default2.
3761 * doc/install.texi: Document --with-cpu for m68k.
3762 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
3763 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
3764 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
3765 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
3766 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
3767 (ASM_SPEC): Remove use of %(asm_cpu_default).
3768 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
3769 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
3770 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
3771 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
3772 __HAVE_FPU__ if TARGET_HARD_FLOAT.
3773 (TARGET_DEFAULT): Delete.
3774 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
3775 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
3776 (CPP_CPU_SPEC): Delete.
3777 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
3778 the appropriate string.
3779 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
3780 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
3781 (ASM_SPEC): Don't use %(asm_default_spec).
3782 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
3783 TARGET_DEFAULT and add MASK_68881.
3784 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
3786 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3788 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
3789 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
3790 MASK_68010 alongside MASK_68020.
3791 * doc/invoke.texi: Document -m68010.
3792 * config/m68k/m68k.opt (m68010): New.
3793 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
3795 (TUNE_68010): New macro.
3796 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
3797 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
3798 (M68K_CPU_m68332): Add MASK_68010.
3799 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
3800 fallback definition.
3801 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
3803 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
3804 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
3805 to all entries that use MASK_68020.
3806 (output_move_simode_const, output_move_himode, output_move_qimode)
3807 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
3808 instead of TARGET_68020 to select clr behavior. Remove comment
3809 about there being no TARGET_68010.
3810 * config/m68k/m68k.md: Likewise throughout.
3812 2007-01-12 Julian Brown <julian@codesourcery.com>
3814 * config/m68k/m68k.h (TARGET_ISAB): New macro.
3815 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
3816 * config/m68k/m68k.md: Likewise.
3818 2007-01-12 Julian Brown <julian@codesourcery.com>
3820 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
3821 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
3823 2007-01-12 Julian Brown <julian@codesourcery.com>
3825 * config/m68k/m68k.h (TUNE_68040_60): New macro.
3826 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
3827 * config/m68k/m68k.md: Likewise.
3829 2007-01-12 Julian Brown <julian@codesourcery.com>
3830 Richard Sandiford <richard@codesourcery.com>
3832 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
3833 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
3834 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
3836 (TARGET_CPU32): Rename to...
3837 (TUNE_CPU32): ...this.
3838 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
3839 (TUNE_CFV2): New macros.
3840 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
3841 remove conditions that are implied by TARGET_68020.
3842 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
3843 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
3844 (m68k_output_function_epilogue): Likewise.
3845 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
3846 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
3847 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
3848 non-68000 timings. Refactor multiplication and division costs.
3849 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
3850 TUNE_CPU32 instead of TARGET_CPU32.
3851 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
3852 and TUNE_68060 instead of TARGET_68060.
3853 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
3854 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
3856 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
3857 && !TARGET_COLDFIRE" to choose between moveq and clr.
3858 Likewise in the unnamed movsf pattern.
3859 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
3860 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
3863 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3865 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
3866 of tabbing before backslashes.
3868 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3870 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
3871 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
3872 (ASM_OUTPUT_INTERNAL_LABEL): Define.
3874 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3876 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
3877 find_interesting_uses_cond.
3878 (find_interesting_uses_cond): Use extract_cond_operands.
3879 (rewrite_use_compare): Use extract_cond_operands and
3880 force_gimple_operand_bsi. Do not call update_stmt.
3881 (determine_use_iv_cost_condition): Use extract_cond_operands.
3882 Return cheaper of using original bound and changing the exit bound.
3884 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3886 PR tree-optimization/29516
3887 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
3888 most_expensive_mult_to_index, addr_to_parts,
3889 create_mem_ref, maybe_fold_tmr): Make the type of
3890 fields of TARGET_MEM_REF sizetype.
3891 (move_fixed_address_to_symbol, move_pointer_to_base):
3893 * tree.def (TARGET_MEM_REF): Add comment on types of
3896 2007-01-11 Joseph Myers <joseph@codesourcery.com>
3898 * c-common.c (vector_types_convertible_p): Treat opaque types as
3899 always convertible if they have the same size, but not otherwise.
3901 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
3903 * ifcvt.c (struct noce_if_info): Add comments to the fields.
3904 Remove the b_unconditional field.
3905 (noce_try_sign_mask): Do not look at b_unconditional.
3906 (noce_process_if_block): Do not use merge_if_blocks. Update
3907 the CFG here. Do not set b_unconditional.
3908 (cond_move_process_if_block): Likewise.
3909 (find_cond_trap): Likewise.
3910 (check_cond_move_block): Require simple jump insns at the end
3913 2007-01-11 Jan Hubicka <jh@suse.cz>
3915 PR tree-optimization/1046
3916 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
3917 when alias info is not ready.
3918 (pass_tail_recursion): Do not require aliasing.
3919 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
3920 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
3921 * tree-ssa-copy.c (pass_copy_prop): Likewise.
3922 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
3923 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
3924 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
3925 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
3927 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
3928 When aliasing is not build, mark statement as volatile.
3930 2007-01-11 Tom Tromey <tromey@redhat.com>
3932 PR preprocessor/15185, PR preprocessor/20989:
3933 * doc/cppopts.texi <-MT>: Update description of algorithm for
3934 computing default target.
3935 <-M, -MD>: Reword "basename" text.
3937 2007-01-11 Roger Sayle <roger@eyesopen.com>
3939 * builtins.c (expand_builtin_pow, expand_builtin_powi,
3940 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
3941 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
3942 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
3943 fold_builtin_bswap, real_constp, fold_builtin_pow,
3944 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
3945 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
3946 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
3947 * convert.c (convert_to_pointer): Likewise.
3948 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
3949 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
3950 const_binop, fold_convert_const_int_from_int,
3951 fold_convert_const_int_from_real,
3952 fold_convert_const_real_from_real, sign_bit_p,
3953 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
3954 fold_sign_changed_comparison, fold_unary, fold_comparison,
3955 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
3956 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
3957 * print-tree.c (print_node_brief, print_node): Likewise.
3958 * stor-layout.c (place_field, layout_type): Likewise.
3959 * tree-chrec.c (keep_cast): Likewise.
3960 * tree.c (build_vector, build_real, build_real_from_int_cst,
3961 build_complex): Likewise.
3963 2007-01-11 Roger Sayle <roger@eyesopen.com>
3965 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
3966 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
3968 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
3970 * configure.ac (strict1_warn): Rename to strict_warn.
3971 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
3972 cc_set_by_configure, quoted_cc_set_by_configure,
3973 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
3974 all_boot_languages, all_stagestuff): Remove.
3975 (target_list): Remove bootstrap targets.
3976 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
3977 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
3978 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
3979 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
3980 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
3981 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
3982 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
3983 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
3984 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
3985 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
3986 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
3987 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
3988 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
3989 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
3990 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
3991 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
3992 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
3993 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
3994 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
3995 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
3996 (mostlyclean): Adjust.
3997 (clean, distclean): Don't mention bootstrap stuff.
3998 * configure: Regenerate.
3999 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
4000 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
4001 treelang/config-lang.in (stagestuff): Remove.
4002 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
4003 stageprofile, stagefeedback, stagestuff): Remove mention.
4005 2007-01-11 Nick Clifton <nickc@redhat.com>
4007 * config/mcore/predicates.md (mcore_general_movesrc_operand):
4009 (mcore_general_movdst_operand): Do not accept CONST_INTs.
4010 (mcore_arith_K_S_operand): Run the test for the S constraint not
4011 the test for the M constraint.
4012 (mcore_addsub_operand): Do not accept integer values that are
4013 larger than 32 bits.
4014 * config/mcore/mcore.md: Remove unused constraints from split.
4015 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
4017 (allocate_stack): Likewise.
4018 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
4019 operands to 32 bits.
4020 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
4022 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
4023 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
4024 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
4025 mcore_output_bclri, mcore_output_andn, output_inline_const,
4026 mcore_output_move, mcore_output_movedouble): Likewise.
4027 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
4028 (output_inline_const): Likewise.
4029 (output_inline_const): Fix format strings used in sprintf
4031 * config/mcore/mcore-protos.h: Update prototypes for changed
4032 functions in mcore.c.
4033 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
4034 HOST_WIDE_INT and not int.
4035 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
4036 CONST_OK_FOR_N): Likewise.
4037 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
4038 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
4041 2007-01-10 Jan Hubicka <jh@suse.cz>
4043 * tree-vrp.c (remove_range_assertions): Release defs.
4044 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
4045 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
4047 2007-01-10 Paul Brook <paul@codesourcery.com>
4049 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
4050 * config/arm/arm.md (mulsi3subsi): New insn.
4052 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
4054 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
4055 (tree_transform_and_unroll_loop): New.
4056 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
4059 2007-01-10 Robert Kennedy <jimbob@google.com>
4061 * fold-const.c (fold_comparison): Fold comparisons like (x *
4062 1000 < 0) to (x < 0).
4064 2007-01-10 Ian Lance Taylor <iant@google.com>
4066 * tree-pretty-print.c (dump_generic_node): Print parentheses when
4067 operands have the same priority.
4069 2007-01-10 Tom Tromey <tromey@redhat.com>
4071 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
4072 (fold_binary): Likewise.
4073 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
4074 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
4075 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
4076 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
4077 * langhooks.h (struct lang_hooks): Removed field
4078 'can_use_bit_fields_p'.
4080 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
4082 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
4084 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
4086 * function.c (get_last_funcdef_no): New function.
4087 * function.h (get_last_funcdef_no): Declare.
4088 * tree-inline.c (initialize_cfun): Add initialization.
4089 (tree_function_versioning): Cleanup.
4091 2007-01-10 Jan Hubicka <jh@suse.cz>
4093 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
4096 2007-01-10 Sa Liu <saliu@de.ibm.com>
4097 Ben Elliston <bje@au.ibm.com>
4099 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
4100 for SAVE_NONLOCAL and Pmode for any other save level.
4101 * spu-protos.h (spu_restore_stack_block): Declare.
4102 * spu.md (save_stack_block): Remove.
4103 (restore_stack_block): Call spu_restore_stack_block.
4104 * spu.c (spu_restore_stack_block): New function.
4105 (spu_expand_epilogue): Remove old comment.
4107 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
4109 PR tree-optimization/30322
4110 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
4111 (cand_value_at): Return the value as aff_tree.
4112 (may_eliminate_iv): Convert the bound from aff_tree to tree.
4113 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
4114 aff_combination_mult): New functions.
4115 (aff_combination_add): Use aff_combination_add_cst.
4116 (aff_combination_convert): Allow conversions to a wider type.
4117 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
4118 * tree-affine.h (aff_combination_mult): Declare.
4120 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
4122 * doc/tm.texi: Update documentation to reflect reality of exec
4123 and start file search behaviours. Update copyright year.
4124 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
4125 header file directories.
4127 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
4129 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
4130 (*cosxf2): Rename to cosxf2_i387.
4131 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
4132 using X87MODEF12 mode macro. Rename patterns to
4133 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
4135 (*cosdf2, *cossf2): Ditto.
4136 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
4137 to match extended input operands.
4138 (sincos<mode>3): New expander.
4139 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
4140 insn patterns and corresponding splitters.
4142 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
4144 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
4145 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
4147 2007-01-09 Nicolas Pitre <nico@cam.org>
4150 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
4152 2007-01-08 Geoffrey Keating <geoffk@apple.com>
4154 * target.h (struct gcc_target): New field library_rtti_comdat.
4155 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
4156 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
4157 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
4158 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
4160 2007-01-08 Geoffrey Keating <geoffk@apple.com>
4162 * doc/invoke.texi (Optimize Options): Correct description of -O0.
4164 2007-01-08 Richard Guenther <rguenther@suse.de>
4166 * tree.h (force_fit_type_double): Export.
4167 (force_fit_type): Remove.
4168 * fold-const.c (force_fit_type_double): New function.
4169 (force_fit_type): Remove.
4170 (int_const_binop): Use it.
4171 (fold_convert_const_int_from_int): Likewise.
4172 (fold_convert_const_int_from_real): Likewise.
4173 (fold_div_compare): Likewise.
4174 (fold_sign_changed_comparison): Likewise.
4175 (fold_unary): Likewise.
4176 (fold_negate_const): Likewise.
4177 (fold_abs_const): Likewise.
4178 (fold_not_const): Likewise.
4179 * c-common.c (shorten_compare): Use force_fit_type_double.
4180 * convert.c (convert_to_pointer): Likewise.
4182 2007-01-08 Richard Guenther <rguenther@suse.de>
4184 * tree.h (build_int_cst_wide_type): Export.
4185 * tree.c (build_int_cst_wide_type): New function.
4186 (build_int_cst_wide): Fix comment.
4187 * builtins.c (fold_builtin_object_size): Use build_int_cst
4188 to build -1 or 0 of the correct type. Use fit_double_type
4189 to check for overflow.
4190 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
4192 (decode_field_reference): Likewise.
4193 (all_ones_mask_p): Likewise.
4194 (native_interpret_int): Use build_int_cst_wide_type.
4195 (fold_binary): Use build_int_cst_type to build an all-ones
4197 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
4199 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
4201 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
4203 2007-01-09 Ben Elliston <bje@au.ibm.com>
4205 * genautomata.c (STATS_OPTION): New option.
4206 (stats_flag): New flag.
4207 (gen_automata_option): Handle it.
4208 (initiate_automaton_gen): Ditto.
4209 (write_automata): Output statistics only if stats_flag is
4210 set. Likewise, output time statistics only if time_flag is set.
4211 * doc/md.texi (Processor pipeline description): Document new flag.
4213 2007-01-08 Richard Guenther <rguenther@suse.de>
4215 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
4216 * tree.c (build_int_cst_type): Likewise.
4217 (size_in_bytes): Don't call force_fit_type on the result.
4218 (int_fits_type_p): Use fit_double_type.
4219 * fold-const.c (fit_double_type): New function.
4220 (force_fit_type): Use it.
4221 * tree.h (fit_double_type): Export.
4223 2007-01-08 Jan Hubicka <jh@suse.cz>
4225 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
4226 * ipa.c (function_and_variable_visibility): Fix return type.
4228 2007-01-08 Richard Guenther <rguenther@suse.de>
4230 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
4231 of offset to build the index.
4232 * tree-pretty-print.c (dump_generic_node): Don't build negated
4233 const just for printing.
4234 * c-pretty-print.c (pp_c_integer_constant): Likewise.
4235 * builtins.c (fold_builtin_int_roundingfn): Check if result
4236 fits the type by using force_fit_type and comparing the result.
4237 * predict.c (predict_loops): Use compare_tree_int for comparison.
4238 * tree.c (build_int_cst): Fall back to integer_type_node for
4240 (build_int_cst_wide): Assert type is non-null.
4242 2007-01-08 Roberto Costa <roberto.costa@st.com>
4244 * tree-vrp.c (extract_range_from_cond_expr): New.
4245 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
4246 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
4248 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
4249 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
4250 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
4251 used as expressions.
4252 * tree-object-size.c (cond_expr_object_size): New.
4253 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
4255 2007-01-08 Jan Hubicka <jh@suse.cz>
4257 * tree-ssa-forwprop.c (forward_propagate_into_cond,
4258 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
4261 2007-01-08 Richard Guenther <rguenther@suse.de>
4263 PR tree-optimization/23603
4264 * tree-vrp.c (set_value_range_to_truthvalue): New function.
4265 (extract_range_from_binary): Fall back to truthvalue instead of
4266 varying for TRUTH_*_EXPR.
4267 (extract_range_from_comparison): Fall back to truthvalue instead of
4269 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
4270 if all visited PHI values were constant.
4272 2007-01-08 Jan Hubicka <jh@suse.cz>
4274 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
4275 (cgraph_analyze_function): break out from ...
4276 (cgraph_finalize_compilation_unit): ... here.
4277 (cgraph_expand_function): Remove forgoten commented out line.
4278 (cgraph_optimize): Analyze functions.
4280 2007-01-08 Jan Hubicka <jh@suse.cz>
4282 * tree-pas.h (TODO_remove_function): New flag.
4283 (TODO_update*): Renumber.
4284 (pass_ipa_increase_alignment,
4285 pass_ipa_function_and_variable_visibility): New passes.
4286 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
4287 (cgraph_function_and_variable_visibility): Move to ipa.c
4288 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
4289 cgraph_increase_alignment.
4290 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
4291 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
4292 calling tree-inline.
4293 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
4294 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
4295 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
4296 (gate_increase_alignment): New function.
4297 (pass_ipa_increase_alignment): New pass.
4298 * ipa.c: Inline tree-pass.h and timevar.h
4299 (function_and_variable_visibility): Move here from cgraphunit.c
4300 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
4301 * passes.c (init_optimization_passes): Add the two new passes.
4302 (execute_todo): Handle cgraph_remove_functions.
4304 2007-01-08 Nick Clifton <nickc@redhat.com>
4306 * config/frv/predicates.md (reg_or_0_operand): Accept
4309 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
4311 * config/bfin/rtems.h, config/bfin/t-rtems: New.
4312 * config.gcc: Add bfin*-rtems*.
4314 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
4316 * c.opt: Add -flax-vector-conversions.
4317 * c-typeck.c (convert_for_assignment): Pass flag to
4318 vector_types_convertible_p to allow emission of note.
4319 (digest_init): Likewise.
4320 * c-opts.c: Handle -flax-vector-conversions.
4321 * c-common.c (flag_lax_vector_conversions): New.
4322 (vector_types_convertible_p): Unless -flax-vector conversions
4323 has been passed, disallow conversions between vectors with
4324 differing numbers of subparts and/or element types. If such
4325 a conversion is disallowed, possibly emit a note on the first
4326 occasion only to inform the user of -flax-vector-conversions.
4327 The new last argument specifies this.
4328 * c-common.h (flag_lax_vector_conversions): New.
4329 (vector_types_convertible_p): Add extra argument.
4330 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
4331 char_type_node for V*QI type vectors.
4332 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
4333 Update to satisfy new typechecking rules.
4334 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
4336 * doc/invoke.texi (C Dialect Options): Document
4337 -flax-vector-conversions.
4339 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
4341 PR tree-optimization/29877
4342 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
4343 a register variable on the RHS to not be replaceable.
4345 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
4346 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
4347 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
4348 const_simm15, const_pow2, const_npow2): Added.
4349 * config/score/misc.md (insv, extv, extzv, movmemsi,
4350 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
4351 * config/score/score.c (score_address_cost, score_select_cc_mode):
4353 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
4354 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
4355 Update score_print_operand.
4356 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
4357 Adjust register allocate order and update some macro define.
4358 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
4359 mdx_block_move_straight, mdx_block_move_loop_head,
4360 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
4361 mdx_block_move): Added.
4362 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
4363 mdp_limm): Updated and fix some bug and typo.
4364 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
4365 (movsf, movdf, doloop_end): Added.
4367 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
4369 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
4370 config/arm/thumb2.md: Fix comment typos.
4371 * doc/extend.texi: Fix a typo.
4373 2007-01-07 Eric Christopher <echristo@apple.com>
4375 * configure.ac: Check for __stack_chk_fail for darwin.
4376 * configure: Regenerate.
4378 2007-01-07 Richard Guenther <rguenther@suse.de>
4380 * tree-vrp.c (extract_range_from_assert): CSE calls to
4381 compare_values where possible.
4382 (extract_range_from_unary_expr): Likewise.
4384 2007-01-07 Anatoly Sokolov <aesok@post.ru>
4386 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
4387 * config/avr/avr.c (call_insn_operand): Delete function.
4388 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
4389 instead of register number. Use predicates.
4390 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
4391 call_insn_operand): Add.
4393 2007-01-06 Jan Hubicka <jh@suse.cz>
4395 * tree-pass.h (pass_build_cgraph_edges): Declare.
4396 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
4397 (visited_nodes): Remove.
4398 (cgraph_create_edges): Move to cgraphbuild.c; rename to
4399 build_cgrpah_edges; make visited_nodes local.
4400 (cgraph_process_new_functions): DO not call initialize_inline_failed.
4401 (record_references_in_initializer): Move to cgraphbuild.c
4402 (initialize_inline_failed, rebuild_cgraph_edges,
4403 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
4404 (verify_cgraph_node): Make visited_nodes local.
4405 (cgraph_analyze_function): Do not call cgraph_create_edges and
4406 initialize_inline_failed.
4407 (cgraph_expand_function): Do not call cgraph_lower_function;
4408 assert that function is already lowered.
4409 * Makefile.in (cgraphbuild.o): New.
4410 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
4411 at the end of lowering passes.
4413 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
4415 * ifcvt.c (cond_move_convert_if_block): New function, code
4416 factored out from...
4417 (cond_move_process_if_block): ...here. Call the new function
4418 on the THEN and ELSE blocks.
4419 (merge_if_block): Do not copy global_live_at_end, merge_blocks
4420 already takes care of this.
4422 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4425 * tree.h (TREE_OVERFLOW_P): New.
4426 * c-typeck.c (parser_build_unary_op): Warn only if result
4427 overflowed and operands did not.
4428 (parser_build_binary_op): Likewise.
4429 (convert_for_assignment): Remove redundant overflow_warning.
4430 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
4432 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4434 * c-typeck.c (store_init_value): Split over two lines to follow
4435 the GNU coding style.
4437 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
4439 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
4440 __GXX_EXPERIMENTAL_CXX0X__.
4441 * doc/cpp.texi: Same.
4443 2007-01-05 Richard Guenther <rguenther@suse.de>
4446 * tree.c (get_narrower): Do not construct COMPONENT_REFs
4447 with mismatched types. Instead explicitly build a
4448 conversion NOP_EXPR.
4450 2007-01-05 Ian Lance Taylor <iant@google.com>
4452 * c-common.c (decl_with_nonnull_addr_p): New function.
4453 (c_common_truthvalue_conversion): Call it.
4454 * c-typeck.c (build_binary_op): Likewise.
4455 * c-common.h (decl_with_nonnull_addr_p): Declare.
4457 2007-01-05 Jakub Jelinek <jakub@redhat.com>
4460 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
4463 2007-01-05 Joel Brobecker <brobecker@adacore.com>
4465 * doc/install.texi (Final install): Document the fact that
4466 the GNAT runtime should not be stripped.
4468 2007-01-04 Jan Hubicka <jh@suse.cz>
4470 * tree-inline.c (fold_marked_statements): Update operand caches
4471 and EH after folding
4473 2007-01-04 Ian Lance Taylor <iant@google.com>
4475 * c-common.c (check_function_nonnull): Whitespace fix.
4477 2007-01-04 Jan Hubicka <jh@suse.cz>
4479 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
4480 comitted older version of patch.
4481 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
4482 function, celanup cfg and collect garbage.
4484 2007-01-04 Mike Stump <mrs@apple.com>
4486 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
4489 2007-01-04 Eric Christopher <echristo@apple.com>
4491 * libgcc2.c (__bswapsi2): Use SItype.
4492 (__bswapdi2): Use DItype.
4493 * libgcc2.h: Update for above.
4495 2007-01-04 Paul Brook <paul@codesourcery.com>
4497 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
4498 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
4499 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
4500 umulsidi3, umulsidi3adddi, smulsi3_highpart,
4501 umulsi3_highpart): Make conditional on !arm_arch6.
4502 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
4503 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
4504 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
4505 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
4506 umulsi3_highpart_v6): New insns.
4508 2007-01-04 Roger Sayle <roger@eyesopen.com>
4510 * fold-const.c (fold_convert): When casting an expression to void,
4511 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
4512 have a type. Instead of attempting to build a NOP_EXPR, return
4513 these "special" trees directly.
4515 2007-01-04 Joseph Myers <joseph@codesourcery.com>
4517 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
4518 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
4519 rs6000_cost->fp not 0 as adjustment for outer NEG.
4521 2007-01-04 Jan Hubicka <jh@suse.cz>
4523 * cgraph.c (cgraph_release_function_body): New function.
4524 (cgraph_remove_node): Use it.
4525 * cgraph.h (cgraph_release_function_body): Declare.
4526 * cgraphunit.c (cgraph_expand_function): Use it.
4527 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
4528 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
4529 is initialized and while compilation of other function is running.
4530 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
4531 statement CFG annotations from here to ...
4532 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
4534 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
4536 * cfgloop.h (enum li_flags): Make the constants powers of two.
4538 2007-01-04 Jan Hubicka <jh@suse.cz>
4540 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
4542 (fold_marked_statements): New function.
4543 (optimize_inline_calls, tree_function_versioning): Fold new statements.
4544 * tree-inline.h (copy_body_data): Add statements_to_fold.
4546 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
4548 * config.gcc: Mention libgcc/config.host.
4549 * Makefile.in: Update comments mentioning libgcc.
4550 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
4551 (all.cross, start.encap, rest.encap, rest.cross): Update
4552 dependencies for libgcc move.
4553 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
4554 (clean-target, clean-target-libgcc): Delete.
4555 (srcdirify, GCC_EXTRA_PARTS): New macros.
4556 (libgcc-support, libgcc.mvars): New rules.
4557 (distclean): Remove mention of mklibgcc.
4558 (install): Don't reference INSTALL_LIBGCC.
4559 (install-common): Don't reference EXTRA_PARTS.
4560 (install-libgcc, install-multilib): Delete rules.
4561 * mklibgcc.in: Delete file.
4562 * doc/configfiles.texi: Don't mention mklibgcc.
4564 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
4565 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
4566 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
4567 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
4568 (mklibgcc, ldblspecs): Likewise.
4570 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
4571 (posixpre.def): Use $(T).
4572 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
4573 (SHLIB_SRC, SHLIB_INSTALL): Delete.
4574 (SHLIB_LINK): Make dummy.
4575 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
4577 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
4579 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
4580 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
4581 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
4582 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
4584 * configure.ac (all_outputs): Remove mklibgcc.
4585 * configure: Regenerated.
4587 2007-01-03 Josh Conner <jconner@apple.com>
4590 * calls.c (compute_argument_addresses): Set stack and stack_slot
4591 for partial args, too.
4592 (store_one_arg): Use locate.size.constant for the size when
4593 generating a save_area.
4595 2007-01-03 Robert Kennedy <jimbob@google.com>
4597 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
4598 whose definitions are deleted due to basic block merging.
4600 2007-01-03 Paul Brook <paul@codesourcery.com>
4603 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
4605 (use_return_insn): Return 0 for Thumb interrupt functions.
4606 (print_multi_reg): Add rfe argument for IRQ returns.
4607 (arm_output_epilogue): Pop interrupt return address directly into PC.
4608 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
4610 2007-01-03 Paul Brook <paul@codesourcery.com>
4612 Merge from sourcerygxx-4_1.
4613 * config/arm/thumb2.md: New file.
4614 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
4616 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
4617 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
4618 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
4619 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
4621 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
4622 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
4624 * config/arm/ieee754-sf.S: Ditto.
4625 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
4626 (thumb1_base_register_rtx_p): ... to this.
4627 (thumb_index_register_rtx_p): Rename...
4628 (thumb1_index_register_rtx_p): ... to this.
4629 (thumb_output_function_prologue): Rename...
4630 (thumb1_output_function_prologue): ... to this.
4631 (thumb_legitimate_address_p): Rename...
4632 (thumb1_legitimate_address_p): ... to this.
4633 (thumb_rtx_costs): Rename...
4634 (thumb1_rtx_costs): ... to this.
4635 (thumb_compute_save_reg_mask): Rename...
4636 (thumb1_compute_save_reg_mask): ... to this.
4637 (thumb_final_prescan_insn): Rename...
4638 (thumb1_final_prescan_insn): ... to this.
4639 (thumb_expand_epilogue): Rename...
4640 (thumb1_expand_epilogue): ... to this.
4641 (arm_unwind_emit_stm): Rename...
4642 (arm_unwind_emit_sequence): ... to this.
4643 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
4644 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
4645 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
4646 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
4647 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
4648 thumb2_output_casesi): New functions.
4649 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
4650 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
4651 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
4652 THUMB2_WORK_REGS): Define.
4653 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
4654 arm_condexec_mask, arm_condexec_masklen)): New variables.
4655 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
4656 (arm_override_options): Check new CPU capabilities.
4657 Set new architecture flag variables.
4658 (arm_isr_value): Handle v7m interrupt functions.
4659 (user_return_insn): Return 0 for v7m interrupt functions. Handle
4661 (const_ok_for_arm): Handle Thumb-2 constants.
4662 (arm_gen_constant): Ditto. Use movw when available.
4663 (arm_function_ok_for_sibcall): Return false for v7m interrupt
4665 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
4666 (thumb_find_work_register, arm_load_pic_register,
4667 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
4668 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
4669 print_multi_reg, output_mov_long_double_fpa_from_arm,
4670 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
4671 output_mov_double_fpa_from_arm, output_move_double,
4672 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
4673 output_return_instruction, arm_output_function_prologue,
4674 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
4675 arm_output_mi_thunk, thumb_set_return_address): Ditto.
4676 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
4677 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
4678 (arithmetic_instr, shift_op): Use arm_shift_nmem.
4679 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
4681 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
4682 (thumb_expand_prologue): Use thumb_set_frame_pointer.
4683 (arm_file_start): Output directive for unified syntax.
4684 (arm_unwind_emit_set): Handle stack alignment instruction.
4685 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
4686 Add v6t2, v7, v7a, v7r and v7m.
4687 (RETLDM): Add Thumb-2 code.
4688 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
4689 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
4690 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
4691 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
4692 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
4693 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
4694 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
4695 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
4696 ADJUST_INSN_LENGTH): Define.
4697 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
4698 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
4699 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
4700 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
4701 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
4702 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
4703 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
4704 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
4705 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
4706 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
4707 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
4708 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
4709 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
4710 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
4711 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
4712 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
4713 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
4715 * config/arm/arm-tune.md: Regenerate.
4716 * config/arm/arm-protos.h: Update prototypes.
4717 * config/arm/vfp.md: Enable patterns for Thumb-2.
4718 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
4719 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
4720 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
4721 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
4722 * config/arm/libunwind.S: Add Thumb-2 code.
4723 * config/arm/constraints.md: Update include Thumb-2.
4724 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
4725 * config/arm/ieee754-df.S: Ditto.
4726 * config/arm/bpabi.S: Ditto.
4727 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
4728 * config/arm/predicates.md (low_register_operand,
4729 low_reg_or_int_operand, thumb_16bit_operator): New.
4730 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
4731 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
4732 * config/arm/t-arm-elf: Add armv7 multilib.
4733 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
4735 (UNSPEC_STACK_ALIGN, ce_count): New.
4736 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
4737 arm_zero_extendsidi2, arm_zero_extendqidi2): New
4739 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
4740 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
4741 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
4742 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
4743 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
4744 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
4746 * doc/extend.texi: Document ARMv7-M interrupt functions.
4747 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
4749 2007-01-03 Jakub Jelinek <jakub@redhat.com>
4751 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
4752 (struct _Unwind_Context): Rename args_size to flags, remove
4753 signal_frame field, add a new args_size field and version field.
4754 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
4755 _Unwind_IsExtendedContext): New inline functions.
4756 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
4757 Assume by_value array is only present if _Unwind_IsExtendedContext.
4758 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
4759 _Unwind_IsSignalFrame.
4760 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
4761 (uw_update_context_1): Use _Unwind_SetSignalFrame.
4762 (uw_init_context_1): Initialize context->flags to
4763 EXTENDED_CONTEXT_BIT.
4764 * config/rs6000/linux-unwind.h (frob_update_context): Use
4765 _Unwind_SetSignalFrame.
4767 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4770 * gimplify.c (gimplify_modify_expr_complex_part): Move below
4771 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
4774 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
4776 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
4777 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
4778 RET, AT_SP): Remove.
4779 * config/i386/i386.md (*sse_prologue_save_insn): Use return
4782 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
4783 * cfgbuild.c (find_basic_blocks): Likewise.
4784 * cfgrtl.c (rtl_create_basic_block): Likewise.
4785 * function.c (temp_slots_at_level): Likewise.
4786 * reg-stack.c (stack_regs_mentioned): Likewise.
4787 * regclass.c (allocate_reg_info): Likewise.
4788 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
4789 set_bb_for_stmt, move_block_to_fn): Likewise.
4790 * tree-complex.c (tree_lower_complex): Likewise.
4791 * vec.h (VEC_safe_grow_cleared): New.
4793 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
4795 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
4797 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
4798 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
4800 * cfgloopmanip.c (scale_loop_frequencies): Export.
4801 (loopify): Scale the frequencies by prescribed coefficients.
4802 (set_zero_probability): New function.
4803 (duplicate_loop_to_header_edge): Improve updating of frequencies.
4804 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
4805 and frequencies according to arguments.
4806 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
4808 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
4809 * modulo-sched.c (sms_schedule): Set probabilities for entering
4810 versioned loop correctly.
4811 * tree-vect-transform.c (vect_transform_loop): Ditto.
4812 * cfgloop.h (loopify, loop_version): Declaration changed.
4813 (scale_loop_frequencies): Declared.
4815 2007-01-02 Jan Hubicka <jh@suse.cz>
4817 * cgraph.c: Include tree-flow.h
4818 (cgraph_add_new-function): Handle IPA_SSA mode; execute
4820 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
4821 * tree-pass.h (pass_all_early_optimizations): Declare.
4822 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
4824 (cgraph_analyze_function): Do early_local_passes.
4825 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
4826 Do not add referenced vars.
4827 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
4829 (gate_all_early_local_passes): New gate.
4830 (pass_early_local_passes): Use new gate.
4831 (execute_early_local_optimizations): New functions.
4832 (gate_all_early_optimizations): New gate.
4833 (pass_all_early_optimizations): New pass.
4834 (execute_free_datastructures): Free SSA only when initialized.
4835 (gate_init_datastructures): Init only when optimizing.
4836 (tree_lowering_passes): Do early local passes when called late.
4837 * tree-profile.c (do_tree_profiling): Don't profile functions added
4839 (do_early_tree_profiling, pass_early_tree_profile): Kill.
4840 * tree-cfg.c (update_modified_stmts): Do not update when operands are
4842 * passes.c (init_optimizations_passes): Reorder so we go into SSA
4843 during early_local_passes.
4844 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
4847 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
4849 * Makefile.in: Update copyright year.
4851 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
4853 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
4854 in $(lang_checks) and check-consistency targets.
4856 2007-01-02 Jan Hubicka <jh@suse.cz>
4858 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
4859 Do not add referenced vars.
4860 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
4862 * passes.c (init_optimization_passes): Put mudflap_2 after
4863 free_datastructures.
4865 2007-01-02 Jan Hubicka <jh@suse.cz>
4867 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
4868 Set NOTHROW flag on call statements proved to be nothrow.
4869 Update statement of local calls so new pure/const functions are
4870 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
4872 (tree_rest_of_compilation): Register hooks and initialize bitmap
4873 early. Do not set after_inlining flag.
4875 2007-01-02 Steve Ellcey <sje@cup.hp.com>
4877 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
4878 HOST_BITS_PER_LONGLONG
4880 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4883 * c-typeck.c (store_init_value): Don't emit pedantic overflow
4884 warning for non-static initializers.
4886 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
4888 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
4889 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
4890 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
4891 Always use set_unique_reg_note to add REG_EQUAL notes.
4893 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
4896 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
4898 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
4899 * cfgbuild.c (find_basic_blocks): Likewise.
4900 * cfgrtl.c (rtl_create_basic_block): Likewise.
4901 * function.c (temp_slots_at_level): Likewise.
4902 * reg-stack.c (stack_regs_mentioned): Likewise.
4903 * regclass.c (allocate_reg_info): Likewise.
4904 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
4905 set_bb_for_stmt, move_block_to_fn): Likewise.
4906 * tree-complex.c (tree_lower_complex): Likewise.
4907 * vec.h (VEC_safe_grow_cleared): New.
4909 2007-01-02 Ian Lance Taylor <iant@google.com>
4911 * c-common.c (c_common_truthvalue_conversion): When warning about
4912 using an assignment as a truth value, set TREE_NO_WARNING.
4914 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4917 * c.opt (Wold-style-declaration): New.
4918 * doc/invoke.texi (C-only Warning Options): New.
4919 (Wold-style-declaration): Document it.
4920 (Wextra): Enabled by -Wextra.
4921 * c-opts.c (c_common_post_options): Enabled by -Wextra.
4922 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
4923 -Wold-style-declaration.
4925 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
4927 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
4928 * cfgbuild.c (find_basic_blocks): Likewise.
4929 * cfgrtl.c (rtl_create_basic_block): Likewise.
4930 * function.c (temp_slots_at_level): Likewise.
4931 * reg-stack.c (stack_regs_mentioned): Likewise.
4932 * regclass.c (allocate_reg_info): Likewise.
4933 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
4934 set_bb_for_stmt, move_block_to_fn): Likewise.
4935 * tree-complex.c (tree_lower_complex): Likewise.
4936 * vec.h (VEC_safe_grow_cleared): New.
4938 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
4940 * c-common.c (c_common_nodes_and_builtins): Since variants of
4941 void_type_node get built before it is given a name, we need to
4942 give those variants the name, too.
4943 (complete_array_type): We need to work with the canonical main
4944 type of the array, from which we will build the qualified version.
4945 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
4946 * print-tree.c (print_node): Display canonical type information
4948 * stor-layout.c (layout_type): When we don't know the
4949 alignment of a type for which we're building an array, we end up
4950 guessing wrong, so make the type require structural equality.
4951 * tree.c (make_node_stat): When we build a new type, it is its
4953 (build_type_attribute_qual_variant): When building an attribute
4954 variant, its canonical type is the non-attribute variant. However,
4955 if the attributes are target-dependent and they differ, we need to
4956 use structural equality checks for this type.
4957 (build_qualified_type): A qualified type is not equivalent to its
4958 unqualified variant; set the canonical type appropriately.
4959 (build_distinct_type_copy): When building a distinct type from
4960 another type, the new type is its own canonical type.
4961 (build_variant_type_copy): When building a new type variant, we
4962 assume that it is equivalent to the original type.
4963 (build_pointer_type_for_mode): When building a pointer type, also
4964 build a canonical type pointer.
4965 (build_reference_type_for_mode): When building a reference type,
4966 also build a canonical type reference.
4967 (build_index_type): When we can't hash an index type (e.g.,
4968 because its maximum value is negative), the index type requires
4969 structural equality tests.
4970 (build_array_type): Build the canonical form of an array type.
4971 (build_function_type): Function types require structural equality,
4972 because they contain default arguments, attributes, etc.
4973 (build_method_type_directly): Ditto for method types.
4974 (build_offset_type): Build the canonical offset type.
4975 (build_complex_type): Build the canonical vector type.
4976 (make_vector_type): Build the canonical vector type.
4977 * tree.h (TYPE_CANONICAL): New.
4978 (TYPE_STRUCTURAL_EQUALITY_P): New.
4979 (SET_TYPE_STRUCTURAL_EQUALITY): New.
4980 (struct tree_type): Added "canonical" field.
4981 * params.h (VERIFY_CANONICAL_TYPES): New.
4982 * doc/c-tree.texi (TYPE_CANONICAL): Document.
4983 (TYPE_STRUCTURAL_EQUALITY_P): Document.
4984 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
4985 * doc/invoke.texi (verify-canonical-types): Document --param
4986 parameter for verifying canonical types.
4988 2007-01-02 Joseph Myers <joseph@codesourcery.com>
4990 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
4991 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
4992 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
4993 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
4995 * config/rs6000/e500.h: New.
4996 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
4997 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
4999 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
5000 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
5001 TARGET_E500_DOUBLE): Remove.
5002 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
5003 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
5004 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
5005 * config/rs6000/rs6000.c (rs6000_override_options): Use
5008 2007-01-02 Joseph Myers <joseph@codesourcery.com>
5010 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
5011 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
5012 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
5013 rs6000_emit_cmove): Don't check TARGET_E500.
5014 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
5015 sordered): Don't check TARGET_E500.
5017 2007-01-01 Eric Christopher <echristo@apple.com>
5019 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
5020 HARD_REGISTER_NUM_P.
5022 2007-01-01 Roger Sayle <roger@eyesopen.com>
5024 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
5025 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
5026 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
5029 2007-01-01 Mike Stump <mrs@apple.com>
5031 * configure.ac: Remove support for building with Apple's gcc-3.1.
5033 2007-01-02 Joseph Myers <joseph@codesourcery.com>
5036 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
5037 REG is a hard register. Do not modify REG before calling
5039 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
5040 multiple of the size of YMODE for certain lowpart cases.
5042 2007-01-01 Andrew Pinski <pinskia@gmail.com>
5045 * gimplify (voidify_wrapper_expr): Update for
5048 2007-01-01 Andreas Schwab <schwab@suse.de>
5051 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
5052 save of BR0 in extra_spill_size instead of spill_size.
5053 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
5055 (ia64_expand_epilogue): Restore BR0 from its new location.
5057 2007-01-01 Andrew Pinski <pinskia@gmail.com>
5059 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
5060 Use a temporary variable if the left hand side is not a gimple
5063 2007-01-01 Andrew Pinski <pinskia@gmail.com>
5065 * gimplify.c (gimplify_return_expr): Make the temporary variable
5066 for the return expression, a gimple register variable.
5068 2007-01-01 Jan Hubicka <jh@suse.cz>
5070 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
5073 2007-01-01 Mike Stump <mrs@apple.com>
5075 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
5077 * config/darwin.c (machopic_select_rtx_section): Use
5079 (darwin_mergeable_constant_section): Likewise.
5080 * configure: Regenerate.
5081 * config.in: Regenerate.
5083 2007-01-01 Jan Hubicka <jh@suse.cz>
5084 Andrew Pinski <pinskia@gmail.com>
5086 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
5087 before starting IPA passes.