1 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
3 * jump.c (get_label_after): Delete.
4 (get_label_before, delete_computation, delete_jump,
5 delete_prior_computation, follow_jumps): Move...
6 * reorg.c (delete_computation, delete_prior_computation): ... here...
7 (get_label_before, delete_jump): ... making these static ...
8 (follow_jumps): ... and simplifying this since it only runs after
10 * rtl.h (get_label_after, get_label_before, delete_jump,
11 follow_jumps): Delete prototypes.
13 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
15 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
17 2007-02-15 Nick Clifton <nickc@redhat.com>
19 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
20 order to prevent it from being munged by the target.
22 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
24 * config/i386/i386.md: Remove misleading comment.
26 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
29 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
32 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
34 * tree-sra.c (instantiate_missing_elements): Canonicalize
36 (sra_build_assignment): New.
37 (generate_copy_inout, generate_element_copy,
38 generate_element_zero, generate_one_element_init): Use it.
40 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
42 * tree-sra.c (instantiate_missing_elements): Canonicalize
44 (sra_build_assignment): New.
45 (generate_copy_inout, generate_element_copy,
46 generate_element_zero, generate_one_element_init): Use it.
48 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
50 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
53 2007-02-14 Joseph Myers <joseph@codesourcery.com>
55 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
56 types as aggregates not scalars.
57 * function.c (assign_stack_temp_for_type): Likewise.
59 2007-02-14 Roger Sayle <roger@eyesopen.com>
60 Zdenek Dvorak <dvorakz@suse.cz>
62 * tree-dump.c (dump_switch_p_1): Require exact match of the option
65 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
67 * passes.c (next_pass_1): Clear the next field of the copied
70 2007-02-14 Richard Henderson <rth@redhat.com>
72 * tree-sra.c (early_sra): New.
73 (decl_can_be_decomposed_p): Deny va_list if early_sra.
74 (tree_sra_early, pass_sra_early): New.
75 * tree-pass.h (pass_sra_early): Declare.
76 * passes.c (init_optimization_passes): Use it.
78 2007-02-14 Richard Guenther <rguenther@suse.de>
80 * flags.h (issue_strict_overflow_warning): Convert to a macro.
82 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
84 PR tree-optimization/30771
85 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
87 (vect_analyze_operations): Induction phis can now be marked as
89 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
90 Update documentation accordingly.
92 2007-02-14 Nick Clifton <nickc@redhat.com>
94 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
95 most 3 arguments are supported.
96 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
98 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
100 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
101 Ensure dst->current is valid.
103 2007-02-13 Paul Brook <paul@codesourcery.com>
105 * config.gcc: Add arm*-*-uclinux-*eabi.
106 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
107 (SUBTARGET_EXTRA_LINK_SPEC): Define.
108 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
109 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
112 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
114 * config/arm/uclinux-eabi.h: New file.
115 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
116 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
119 2007-02-13 Ian Lance Taylor <iant@google.com>
121 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
122 * flags.h (warn_strict_overflow): Declare.
123 (enum warn_strict_overflow_code): Define.
124 (issue_strict_overflow_warning): New static inline function.
125 * opts.c (warn_strict_overflow): New variable.
126 (common_handle_option): Handle OPT_Wstrict_overflow and
127 OPT_Wstrict_overflow_.
128 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
130 * fold-const.c: Include intl.h.
131 (fold_deferring_overflow_warnings): New static variable.
132 (fold_deferred_overflow_warning): New static variable.
133 (fold_deferred_overflow_code): New static variable.
134 (fold_defer_overflow_warnings): New function.
135 (fold_undefer_overflow_warnings): New function.
136 (fold_undefer_and_ignore_overflow_warnings): New function.
137 (fold_deferring_overflow_warnings_p): New function.
138 (fold_overflow_warning): New static function.
139 (make_range): Add strict_overflow_p parameter. Change all
141 (extract_muldiv, extract_muldiv_1): Likewise.
142 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
143 tree_expr_nonnegative_p.
144 (fold_negate_expr): Call fold_overflow_warning.
145 (fold_range_test): Likewise.
146 (fold_comparison): Likewise.
147 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
148 instead of tree_expr_nonnegative_p.
149 (tree_expr_nonnegative_warnv_p): Rename from
150 tree_expr_nonnegative_p, add strict_overflow_p parameter.
151 (tree_expr_nonnegative_p): New function.
152 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
153 strict_overflow_p parameter.
154 (tree_expr_nonzero_p): New function.
155 * passes.c (verify_interpass_invariants): New static function.
156 (execute_one_pass): Call it.
157 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
159 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
160 (estimate_numbers_of_iterations): Likewise.
161 (scev_probably_wraps_p): Likewise.
162 * tree-ssa-ccp.c: Include "toplev.h".
163 (evaluate_stmt): Defer fold overflow warnings until we know we are
165 (struct fold_stmt_r_data): Add stmt field.
166 (fold_stmt_r): Defer fold overflow warnings until we know we
168 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
169 (fold_stmt_inplace): Likewise.
170 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
171 (cleanup_control_expr_graph): Defer fold overflow warnings until
172 we know we are going to optimize.
173 * tree-cfg.c (fold_cond_expr_cond): Likewise.
174 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
176 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
177 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
178 * tree-ssa-loop-manip.c (create_iv): Likewise.
179 * c-typeck.c (build_conditional_expr): Likewise.
180 (build_binary_op): Likewise.
181 * tree-vrp.c (vrp_expr_computes_nonzero): Call
182 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
183 (extract_range_from_unary_expr): Likewise.
184 * simplify-rtx.c (simplify_const_relational_operation): Warn when
185 assuming that signed overflow does not occur.
186 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
187 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
188 (fold_defer_overflow_warnings): Declare.
189 (fold_undefer_overflow_warnings): Declare.
190 (fold_undefer_and_ignore_overflow_warnings): Declare.
191 (fold_deferring_overflow_warnings_p): Declare.
192 (tree_expr_nonzero_warnv_p): Declare.
193 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
195 (Warning Options): Document -Wstrict-overflow.
196 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
197 (tree-ssa-ccp.o): Likewise.
198 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
199 (fold-const.o): Depend on intl.h.
201 2007-02-13 Ian Lance Taylor <iant@google.com>
204 * lower-subreg.c (resolve_simple_move): Decompose subregs in
207 2007-02-13 Stuart Hastings <stuart@apple.com>
209 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
211 2007-02-13 Richard Henderson <rth@redhat.com>
213 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
214 handled_component_p before looking for the indirect_ref.
216 2007-02-13 Richard Henderson <rth@redhat.com>
218 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
219 remove flags clobber.
220 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
221 (bswaphi_lowpart): New.
222 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
223 remove TARGET_BSWAP test. Delete expander of the same name.
225 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
226 (expand_unop): Use them.
228 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
230 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
231 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
232 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
233 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
234 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
235 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
236 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
237 assembler dialect choice from asm templates.
239 2007-02-12 Richard Henderson <rth@redhat.com>
241 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
242 (fixuns_trunc<SSEMODEF>si2): Use it.
243 * config/i386/sse.md (vec_setv4sf_0): Export.
244 * config/i386/i386.c (ix86_build_const_vector): Export.
245 (ix86_split_convert_uns_si_sse): Rename from
246 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
247 * config/i386/i386-protos.h: Update.
249 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
252 * c-typeck.c (c_finish_return): Improve warning message.
254 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
256 * alias.c (find_symbolic_term): Delete unused function.
258 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
260 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
261 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
262 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
264 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
266 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
267 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
268 the function, temporarily point the debug interface to the null one.
270 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
272 * dwarf2out.c (round_up_to_align): New static function.
273 (field_byte_offset): Use it to round the offset.
275 2007-02-12 Richard Henderson <rth@redhat.com>
277 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
278 (inswl_const): Export.
280 2007-02-12 Richard Henderson <rth@redhat.com>
282 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
283 result mode of the libcall, convert back to outmode.
285 2007-02-12 Roger Sayle <roger@eyesopen.com>
287 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
288 (bswapdi2): New define_expand to implement 32-bit implementation.
290 2007-02-12 Nick Clifton <nickc@redhat.com>
292 * doc/invoke.texi (Overall Options): Document --help=.
293 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
294 (cc1_options): Pass --help= on to cc1.
295 (display_help): Add description of --help=.
296 (process_command): Add code to handle --help=. Allow translated
297 --help and --target-help switches to be passed on to compiler
299 (main): Remove unused if statement.
300 * opts.c (columns): Remove.
301 (LEFT_COLUMN): Define.
302 (wrap_help): Add columns argument.
303 (print_filtered_help): Change parameters to be an include bitmask,
304 an exclude bitmask, an any bitmask and the column width. Move the
305 code to display the params list here. Add code to display the
306 status of options rather than their descriptions if the quiet flag
308 (print_specific_help): Change parameters to be an include bitmask,
309 an exclude bitmask and an any bitmask. Move code to look up the
310 column width here. Decide upon the title for an options listing.
311 (common_handle_options): Add code to handle --help=. Adapt code
312 for --help and --target-help to use the revised form of the
313 print_specific_help function.
314 (print_help): Delete.
315 (print_param_help): Delete.
316 (print_switch): Delete.
317 * opts.h (cl_lang_count): Add prototype.
318 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
319 CL_MAX_OPTION_CLASS): New defines.
320 * optc-gen.awk: Add construction of cl_lang_count.
321 * c.opt: Add Warning attribute to warning options and Optimization
322 attribute to optimization options.
323 * common.opt: Likewise.
325 Add -fhelp and -ftarget-help as aliases for the transformed --help
326 and --target-help options.
327 * opt-functions.awk: Add code to handle Warning and Optimization
330 2007-02-12 Richard Henderson <rth@redhat.com>
332 * config/alpha/constraints.md: New file.
333 * config/alpha/alpha.c: Include tm-constrs.h.
334 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
335 alpha_extra_constraint): Remove.
336 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
337 * config/alpha/alpha-protos.h: Update.
338 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
339 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
340 (EXTRA_CONSTRAINT): Remove.
341 * config/alpha/alpha.md: Include constraints.md.
342 (adddi splitter): Use satisfies_constraint_*.
343 * config/alpha/predicates.md (add_operand): Likewise.
344 (sext_add_operand, addition_operation): Likewise.
346 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
348 PR tree-optimization/29145
349 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
350 in our handling of restrict qualified pointers.
352 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
355 * doc/invoke.texi (Wunused-value): Update description.
356 (Wextra): Delete item.
357 * opts.c (set_Wextra): Don't use the value of Wextra to set the
358 value of Wunused-value.
359 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
360 (c_finish_stmt_expr): Don't check extra_warnings.
361 (emit_side_effect_warnings): The caller is responsible to check
364 2007-02-11 Roger Sayle <roger@eyesopen.com>
365 Matt Thomas <matt@3am-software.com>
367 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
369 2007-02-11 Roger Sayle <roger@eyesopen.com>
371 * simplify-rtx.c (simplify_relational_operation_1): Optimize
372 comparisons of POPCOUNT against zero.
373 (simplify_const_relational_operation): Likewise.
375 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
377 * doc/invoke.texi (Wextra): Delete outdated paragraph.
379 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
381 * dwarf2out.c (root_type): Delete unused function.
383 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
385 * genattrtab.c (contained_in_p): Delete unused function.
386 (write_expr_attr_cache): Likewise.
388 2007-02-11 Jan Hubicka <jh@suse.cz>
390 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
393 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
395 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
396 to add the REG_EQ* note.
397 * see.c (see_merge_one_use_extension): Likewise.
398 * local-alloc.c (update_equiv_regs): Likewise. Also don't
399 turn REG_EQUAL notes into REG_EQUIV notes if the target
400 register may have more than one set.
401 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
402 * gcse.c (try_replace_reg): Likewise.
403 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
404 * calls.c (fixup_tail_calls): Likewise. Abort if there is
405 more than one REG_EQUIV note.
406 * reload1.c (gen_reload): Use set_unique_reg_note.
408 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
410 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
411 (ix86_builtin_conversion): New function.
413 2007-02-06 Mark Mitchell <mark@codesourcery.com>
416 * tree.h (DECL_REPLACEABLE_P): New macro.
417 * except.c (set_nothrow_function_flags): Likewise.
419 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
420 Ira Rosen <irar@il.ibm.com>
421 Dorit Nuzman <dorit@il.ibm.com>
423 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
424 * targhooks.c (default_builtin_vectorized_conversion): New.
425 * targhooks.h (default_builtin_vectorized_function): New declaration.
426 * target.h (struct vectorize): Add builtin_conversion field.
427 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
428 stmt_vec_info_type value.
429 (vectorizable_conversion): New declaration.
430 * tree-vect-analyze.c (vect_analyze_operations): Add
431 vectorizable_conversion call.
432 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
433 * tree-vect-transform.c (vectorizable_conversion): New function.
434 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
435 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
437 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
438 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
439 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
440 or ALTIVEC_BUILTIN_VCFSX.
442 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
445 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
446 CONST_DOUBLE and operand 0 is a hard register.
447 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
448 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
449 is a hard floating-point register.
451 2007-02-10 Richard Henderson <rth@redhat.com>
452 Jakub Jelinek <jakub@redhat.com>
453 Alexandre Oliva <aoliva@redhat.com>
455 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
456 * builtin-types.def (BT_WORD): Make unsigned.
457 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
458 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
459 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
460 * c-decl.c (grokdeclarator): Don't error if !have_tls.
461 * c-parser.c (c_parser_omp_threadprivate): Likewise.
462 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
464 * expr.c (emutls_var_address): New.
465 (expand_expr_real_1): Expand emulated tls.
466 (expand_expr_addr_expr_1): Likewise.
467 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
468 * output.h (emutls_finish): Declare.
469 * toplev.c (compile_file): Call it.
470 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
471 address before wrapping in CONST.
472 * varasm.c (emutls_htab, emutls_object_type): New.
473 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
474 (get_emutls_object_name, get_emutls_object_type): New.
475 (get_emutls_init_templ_addr, emutls_decl): New.
476 (emutls_common_1, emutls_finish): New.
477 (assemble_variable): When emulating tls, swap decls; generate
478 constructor for the emutls objects.
479 (do_assemble_alias): When emulating tls, swap decl and target name.
480 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
482 * varpool.c (decide_is_variable_needed): Look at force_output.
483 Recurse for emulated tls.
484 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
485 with decide_is_variable_needed.
486 * emutls.c: New file.
487 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
488 tls_object for real tls.
490 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
492 PR rtl-optimization/29599
493 * reload1.c (eliminate_regs_in_insn): Take the destination
494 mode into account when computing the offset.
496 2007-02-09 Stuart Hastings <stuart@apple.com>
497 Richard Henderson <rth@redhat.com>
499 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
500 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
501 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
502 fixuns_truncdfhi2): New.
503 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
504 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
505 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
506 (floatunssidf2): Allow nonimmediate source.
507 * gcc/config/i386/sse.md (movdi_to_sse): New.
508 (vec_concatv2di): Drop '*'.
509 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
510 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
511 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
513 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
514 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
515 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
516 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
517 (ix86_build_signbit_mask): Fix decl of v, refactor to call
518 ix86_build_const_vector.
519 (x86_emit_floatuns): Rewrite.
521 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
523 * genautomata.c (longest_path_length): Delete unused function.
524 (struct state): Delete unused longest_path_length.
525 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
526 (get_free_state): Delete unused.
528 2007-02-09 Jan Hubicka <jh@suse.cz>
530 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
531 * doc/invoke.texi (inline-unit-growth): Update default value.
533 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
534 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
535 (rebuild_cgraph_edges): Likewise.
536 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
537 (dump_cgraph_node): Dump frequencies.
538 (cgraph_clone_edge): Add frequency scales.
539 (cgraph_clone_node): Add freuqnecy.
540 * cgraph.h (cgraph_edge): Add freuqnecy argument.
541 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
542 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
543 * tree-pass.h (TODO_rebuild_frequencies): New constant.
544 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
545 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
546 (save_inline_function_body): Likewise.
547 * ipa-inline.c: inluce rtl.h
548 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
549 (cgraph_edge_badness): Use frequencies.
550 (cgraph_decide_recursive_inlining): Update clonning.
551 (cgraph_decide_inlining_of_small_function): Dump frequency.
552 * predict.c (estimate_bb_frequencies): Export.
553 * predict.h (estimate_bb_frequencies): Declare.
554 * tree-inline.c (copy_bb): Watch overflows.
555 (expand_call_inline): Update call of cgraph_create_edge.
556 (optimize_inline_calls): Use TODO flags to update frequnecies.
557 * passes.h: Include predict.h
558 (init_optimization_passes): Move profile ahead.
559 (execute_function_todo): Handle TODO_rebuild_frequencies.
561 2007-02-09 Roger Sayle <roger@eyesopen.com>
563 * config/alpha/alpha.c (emit_insxl): Force the first operand of
564 the insbl or inswl pattern into a register.
566 2007-02-09 Roger Sayle <roger@eyesopen.com>
568 * config/ia64/ia64.md (bswapdi2): New define_insn.
570 2007-02-09 Richard Henderson <rth@redhat.com>
572 * config/i386/constraints.md (Ym): New constraint.
573 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
574 (movdi_1_rex64): Split sse and xmm general register moves from
575 memory move alternatives. Use conditional register constraints.
576 (movsf_1, movdf_integer): Likewise.
577 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
578 (movdf_integer_rex64): New.
579 (pushsf_rex64): Fix output constraints.
580 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
581 (sse2_stored): Likewise.
582 (sse2_storeq_rex64): New.
583 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
585 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
586 for optimize_size. Remove SF/DFmode hack.
588 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
590 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
593 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
594 Richard Sandiford <richard@codesourcery.com>
596 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
597 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
598 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
599 m68k/t-mlib to tmake_file.
600 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
601 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
602 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
603 Allow it to be cf or m68k. Set m68k_arch_family. If that
604 variable is not empty, add t-$m68k_arch_family to tmake_file.
605 Add t-mlibs to tmake_file.
606 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
607 * config/m68k/t-cf: New file.
608 * config/m68k/t-m68k: Likewise.
609 * config/m68k/t-mlibs: Likewise.
610 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
611 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
612 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
613 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
614 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
616 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
617 (INSTALL_LIBGCC): Delete.
618 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
619 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
620 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
621 (M68K_MLIB_CPU): Define.
622 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
623 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
624 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
626 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
627 Richard Guenther <rguenther@suse.de>
630 * fold-const.c (fold_comparison): Handle obfuscated comparisons
631 against INT_MIN/INT_MAX.
632 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
633 file if a loop is removed.
635 2007-02-09 Joseph Myers <joseph@codesourcery.com>
637 * calls.c (store_one_arg): Pass correct alignment to
638 emit_push_insn for non-BLKmode values.
639 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
640 unaligned stack slot via a suitably aligned slot.
642 2007-02-08 DJ Delorie <dj@redhat.com>
644 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
646 (legal_subregs): Use unsigned char, make const.
647 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
649 2007-02-08 Paul Brook <paul@codesourcery.com>
651 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
652 special interworking needed.
654 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
656 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
657 conditional to __SSE2__.
658 (Entries below should have been added to first ChangeLog
659 entry for amdfam10 dated 2007-02-05)
660 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
662 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
664 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
667 2007-02-08 DJ Delorie <dj@redhat.com>
669 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
670 * config/m32c/m32c.c (legal_subregs): New.
671 (m32c_illegal_subreg_p): New.
672 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
673 unsupported subregs of hard regs.
675 2007-02-08 Jan Hubicka <jh@suse.cz>
677 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
678 the same one; always update histograms.
680 2007-02-08 Diego Novillo <dnovillo@redhat.com>
682 * passes.c (init_optimization_passes): Tidy comment.
684 2007-02-08 Roger Sayle <roger@eyesopen.com>
686 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
687 strip zero_extend, bswap and rotates from POCOUNT's argument.
688 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
689 zero_extend and rotates from PARITY's argument.
690 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
691 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
692 of an integer constant at compile-time.
694 2007-02-08 Diego Novillo <dnovillo@redhat.com>
697 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
699 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
702 * tree-ssa-live.c (remove_unused_locals): Do not remove
703 TREE_ADDRESSABLE variables.
704 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
705 * tree-ssa-operands.c (add_virtual_operand): Remove argument
706 FOR_CLOBBER. Update all users.
707 If VAR has an associated alias set, add a virtual operand for
708 it if no alias is found to conflict with the memory reference.
710 2007-02-07 Jan Hubicka <jh@suse.cz>
711 Robert Kidd <rkidd@crhc.uiuc.edu>
713 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
715 2007-02-07 Ian Lance Taylor <iant@google.com>
717 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
719 2007-02-07 Roger Sayle <roger@eyesopen.com>
721 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
722 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
723 tablejumpdi, movsi_to_cr_one): Remove constraints from
724 define_expand's match_operands.
726 2007-02-07 Roger Sayle <roger@eyesopen.com>
728 * global.c (compute_regsets): Move declatation of "i" inside of
729 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
731 2007-02-07 Jakub Jelinek <jakub@redhat.com>
734 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
735 of INDIRECT_REF <RESULT_DECL>.
737 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
739 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
740 Kaz Kojima <kkojima@gcc.gnu.org>
743 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
745 (sh_initialize_trampoline): Add parentheses to avoid a warning.
747 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
749 * doc/loop.texi: Document possibility not to perform disambiguation
750 of loops with multiple latches.
751 * cfgloopmanip.c (alp_enum_p): Removed.
752 (add_loop): Handle subloops. Use get_loop_body_with_size.
753 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
754 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
755 the new forwarder block.
756 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
757 Handle the case latch is NULL.
758 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
759 when marking loop exits.
760 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
762 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
763 disambiguate_loops_with_multiple_latches.
764 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
765 before fix_loop_structure.
766 * cfgloop.c: Include pointer-set.h and output.h.
767 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
768 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
769 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
770 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
771 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
772 disambiguate_multiple_latches, get_loop_body_with_size,
773 disambiguate_loops_with_multiple_latches): New functions.
774 (flow_loop_dump): Dump multiple latch edges.
775 (flow_loop_nodes_find): Handle loops with multiple latches.
776 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
777 (glb_enum_p): Modified.
778 (get_loop_body): Use get_loop_body_with_size.
779 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
780 (AVOID_CFG_MODIFICATIONS): New constant.
781 (disambiguate_loops_with_multiple_latches, add_loop,
782 get_loop_body_with_size): Declare.
783 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
785 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
788 * global.c (compute_regsets): New function.
789 (global_alloc): Refactored ELIMINABLE_REGSET
790 and NO_GLOBAL_ALLOC_REGS computation out.
791 (rest_of_handle_global_alloc): Call compute_regsets()
792 for non-optimizing case.
794 2007-02-06 Richard Henderson <rth@redhat.com>
796 * config/i386/constraints.md (Y2): Rename from Y.
797 (Yi): New constraint.
798 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
799 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
800 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
801 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
802 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
803 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
804 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
805 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
806 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
807 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
808 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
809 vec_extractv2si_1): Change Y constraints to Y2.
810 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
811 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
812 Change Y constraints to Y2.
813 (sse2_loadld): Change Y constraints to x.
815 2007-02-06 Roger Sayle <roger@eyesopen.com>
817 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
818 (parity<mode>2): New define_expand using rs6000_emit_parity.
819 * config/rs6000/rs6000.c (rs6000_emit_popcount,
820 rs6000_emit_parity): New functions.
821 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
822 rs6000_emit_parity): Prototype here.
824 2007-02-06 Ian Lance Taylor <iant@google.com>
826 * lower-subreg.c (simple_move_operand): Reject CONST.
827 (resolve_clobber): Call validate_change rather than directly
828 assigning to XEXP (pat, 0).
830 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
832 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
833 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
834 (tree-cfg.o): Remove hashtab.h dependency.
836 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
837 (struct ivopts_data): Change niters to pointer_map_t.
838 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
839 (niter_for_exit): Create pointer_map on demand. Change for
841 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
842 (free_loop_data): Destroy data->niters if created and reset field.
843 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
844 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
846 * tree-ssa-reassoc.c: Include pointer-set.h.
847 (bb_rank): Change to long *.
848 (operand_rank): Change to pointer_map_t.
849 (find_operand_rank): Return long, -1 if not found. Declare as inline.
850 (insert_operand_rank): Accept long.
851 (operand_entry_hash, operand_entry_eq): Remove.
852 (get_rank): Return long. Adjust for changes above.
853 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
855 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
857 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
858 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
859 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
861 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
862 directly since it cannot be NULL.
863 (get_vi_for_tree): Rewrite for pointer_map API.
864 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
865 (init_alias_vars): Create vi_for_tree as pointer_map.
866 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
868 * tree-cfg.c: Don't include hashtab.h.
869 (edge_to_cases): Declare as pointer_map.
870 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
872 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
873 (start_recording_case_labels): Create edge_to_cases as pointer_map.
874 (end_recoding_case_labels): Cleanup edge_to_cases manually before
876 (record_switch_edge): Delete.
877 (get_cases_for_edge): Adjust for pointer_map API, inline
878 record_switch_edge (rewritten for new API), remove goto.
880 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
882 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
883 * tree-nested.c: Include pointer-set.h.
884 (var_map_elt, var_map_eq, var_map_hash): Delete.
885 (struct nesting_info): Remove GTY marker. Change the two htab_t's
887 (nesting_info_bitmap_obstack): New.
888 (lookup_field_for_decl): Adjust for pointer_map API.
889 (lookup_tramp_for_decl): Adjust for pointer_map API.
890 (get_nonlocal_debug_decl): Adjust for pointer_map API.
891 (get_local_debug_decl): Adjust for pointer_map API.
892 (convert_nl_goto_reference): Adjust for pointer_map API.
893 (convert_nl_goto_receiver): Adjust for pointer_map API.
894 (create_nesting_tree): Create outside GGC space. Create bitmap on
895 the new obstack. Create field_map and var_map as pointer_maps.
896 (free_nesting_tree): Adjust for changes to create_nesting_tree.
898 (lower_nested_functions): Move root here, no need to NULL it.
899 Initialize and release the obstack.
901 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
903 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
904 Remove prototypes and make them non-static.
905 (struct tree_int_map): Remove.
906 * tree.h (struct tree_int_map): Move here, turning TO into an
908 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
910 * tree.h (TREE_COMPLEXITY): Remove.
911 (struct tree_exp): Remove complexity field.
912 * tree.c (build1_stat): Don't set it.
914 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
915 Victor Kaplansky <victork@il.ibm.com>
917 * tree-vectorizer.c (vect_is_simple_use): Support induction.
918 (vect_is_simple_reduction): Support reduction with induction as
920 (vect_is_simple_iv_evolution): Fix formatting.
921 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
922 formatting. Don't mark induction phis for vectorization.
923 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
924 * tree-vect-transform.c (get_initial_def_for_induction): New function.
925 (vect_get_vec_def_for_operand): Support induction.
926 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
928 (vectorizable_reduction): Support reduction with induction as one of
930 (vectorizable_type_demotion): Use def-type of stmt argument rather
933 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
934 flag_tree_scev_cprop.
935 * common.opt (tree-scev-cprop): New flag.
937 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
938 call to vect_get_new_vect_var.
940 2007-02-06 Ira Rosen <irar@il.ibm.com>
942 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
944 (vect_pattern_recog_1): Likewise.
946 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
948 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
949 (fold_negate_expr): Likewise.
951 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
954 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
955 even if cv-qualification is the same.
957 2007-02-05 Geoffrey Keating <geoffk@apple.com>
959 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
960 __enable_execute_stack on completion.
962 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
964 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
965 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
966 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
967 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
968 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
969 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
970 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
971 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
973 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
975 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
976 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
977 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
978 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
979 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
980 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
981 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
982 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
983 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
984 umuldi3_highpart_rex64, umulsi3_highpart_insn,
985 umulsi3_highpart_zext, smuldi3_highpart_rex64,
986 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
987 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
988 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
989 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
990 sqrtextenddfxf2_i387): Added amdfam10_decode.
992 * config/i386/athlon.md (athlon_idirect_amdfam10,
993 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
994 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
995 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
996 athlon_ivector_store_amdfam10): New define_insn_reservation.
997 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
1000 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1002 * config/i386/athlon.md (athlon_call_amdfam10,
1003 athlon_pop_amdfam10, athlon_lea_amdfam10): New
1004 define_insn_reservation.
1005 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
1006 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
1007 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
1009 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1011 * config/i386/athlon.md (athlon_sseld_amdfam10,
1012 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
1013 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
1015 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1017 * config/i386/athlon.md (athlon_sseins_amdfam10): New
1018 define_insn_reservation.
1019 * config/i386/i386.md (sseins): Added sseins to define_attr type
1020 and define_attr unit.
1021 * config/i386/sse.md: Set type attribute to sseins for insertq
1024 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1026 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
1027 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
1028 ssecomi_load_amdfam10, ssecomi_amdfam10,
1029 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
1030 define_insn_reservation.
1031 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
1033 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1035 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
1036 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
1037 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
1038 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
1039 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
1040 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
1041 define_insn_reservation.
1043 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
1044 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
1045 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
1046 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
1047 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
1049 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1051 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
1052 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
1053 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
1054 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
1055 athlon_ssemul_load_k8): Added amdfam10.
1057 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1059 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
1060 (x86_sse_unaligned_move_optimal): New variable.
1062 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
1064 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
1065 for unaligned vector SSE double/single precision loads for AMDFAM10.
1067 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1069 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
1070 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
1071 Define TARGET_CPU_DEFAULT_amdfam10.
1072 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
1073 (processor_type): Add PROCESSOR_AMDFAM10.
1075 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
1076 processor_type in config/i386/i386.h.
1077 Enable imul peepholes for TARGET_AMDFAM10.
1079 * config.gcc: Add support for --with-cpu option for amdfam10.
1081 * config/i386/i386.c (amdfam10_cost): New variable.
1082 (m_AMDFAM10): New macro.
1083 (m_ATHLON_K8_AMDFAM10): New macro.
1084 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
1085 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
1086 x86_promote_QImode, x86_integer_DFmode_moves,
1087 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1088 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
1089 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
1090 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
1091 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
1092 Enable/disable for amdfam10.
1093 (override_options): Add amdfam10_cost to processor_target_table.
1094 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
1095 processor_alias_table.
1096 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
1097 (ix86_adjust_cost): Add code for amdfam10.
1099 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1101 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
1102 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
1103 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
1104 * config/i386/i386.h: Add builtin definition for SSE4A.
1105 * config/i386/i386.md: Add support for ABM instructions
1107 * config/i386/sse.md: Add support for SSE4A instructions
1108 (movntss, movntsd, extrq, insertq).
1109 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
1110 Add -march=amdfam10 flag.
1111 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
1112 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
1114 * doc/extend.texi: Add documentation for SSE4A builtins.
1116 2007-02-05 Bob Wilson <bob.wilson@acm.org>
1118 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
1120 2007-02-05 Richard Guenther <rguenther@suse.de>
1122 * tree-vectorizer.h (vectorizable_function): Add argument type
1123 argument, change return type.
1124 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
1125 * tree-vect-transform.c (vectorizable_function): Handle extra
1126 argument, return vectorized function decl.
1127 (build_vectorized_function_call): Remove.
1128 (vectorizable_call): Handle calls with result and argument types
1129 differing. Handle loop vectorization factor correctly.
1130 * targhooks.c (default_builtin_vectorized_function): Adjust for
1132 * targhooks.h (default_builtin_vectorized_function): Likewise.
1133 * target.h (builtin_vectorized_function): Add argument type
1135 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
1136 extra argument, allow vectorizing of lrintf.
1137 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
1138 documentation of target hook.
1140 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
1143 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
1144 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
1145 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
1147 2007-02-05 Roger Sayle <roger@eyesopen.com>
1149 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
1150 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
1151 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
1152 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
1153 before canonicalizing sincos to cexpi.
1154 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
1156 2007-02-05 Roger Sayle <roger@eyesopen.com>
1158 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
1159 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
1160 (alpha_init_builtins): Use alpha_add_builtins to process tables.
1162 2007-02-05 Roger Sayle <roger@eyesopen.com>
1164 * mips-tfile.c (initialize_init_file): Correct endianness test.
1166 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
1168 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
1171 2007-02-05 Richard Sandiford <richard@codesourcery.com>
1173 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
1174 saves in a PARALLEL before the register assignments.
1176 2007-02-05 Richard Sandiford <richard@codesourcery.com>
1178 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
1179 DWARF_FRAME_RETURN_COLUMN to be a general register.
1180 * dwarf2out.c (init_return_column_size): New function, split from...
1181 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
1182 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
1183 to be nongeneral registers.
1184 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
1186 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
1187 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
1189 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
1191 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
1193 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
1195 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
1196 (remove_path): Use can_remove_branch_p and remove_branch instead
1197 of loop_delete_branch_edge.
1198 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
1199 (tree_transform_and_unroll_loop): Remove dead branches immediately.
1200 Update profile using scale_dominated_blocks_in_loop.
1201 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
1202 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
1203 (can_remove_branch_p, remove_branch): Declare.
1204 * tree-cfg.c (tree_can_remove_branch_p): New function.
1205 (tree_cfg_hooks): Add tree_can_remove_branch_p.
1206 * cfgrtl.c (rtl_can_remove_branch_p): New function.
1207 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
1209 2007-02-05 Jan Hubicka <jh@suse.cz>
1212 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
1213 nodes in cgraph, don't remove offline copy of the function.
1215 2007-02-04 Jan Hubicka <jh@suse.cz>
1217 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
1218 vectors might cause maybe_lookup_element_for_expr to be called
1219 on non-sra-candidate.
1221 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
1223 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
1224 config/bfin/bfin.md, config/bfin/predicates.md: Follow
1225 spelling conventions.
1227 2007-02-04 Richard Guenther <rguenther@suse.de>
1230 * fold-const.c (try_move_mult_to_index): Make sure to not
1231 overflow one dimension of a multi-dimensional array access.
1233 2007-02-04 Jan Hubicka <jh@suse.cz>
1235 * passes.c (init_optimization_passes): Reindent.
1237 2007-02-04 Jan Hubicka <jh@suse.cz>
1238 Eric Botcazou <ebotcazou@adacore.com>
1240 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
1241 (execute_fixup_cfg): Break out the abnormal goto code.
1242 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
1243 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
1244 (optimize_inline_calls): Call make_nonlocal_label_edges.
1246 2007-02-04 Jan Hubicka <jh@suse.cz>
1248 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
1249 true when something was changed.
1250 (rename_ssa_copies): When something was changed, do
1251 TODO_remove_unused_locals.
1252 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
1253 add TODO_remove_unused_locals when instruction was removed.
1255 2007-02-04 Jan Hubicka <jh@suse.cz>
1257 * ipa-inline.c (try_inline): Improve debug output; work on already
1259 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
1260 call try_inline for already inlined edges too when flattening;
1261 inline also functions that make callee growth but overall unit size
1264 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
1266 * config/m32c/bitops.md, config/m32c/jump.md,
1267 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
1268 config/m32r/m32r.h, config/m32r/m32r.md,
1269 config/m32r/predicates.md, config/m68hc11/larith.asm,
1270 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
1271 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
1272 config/mips/mips-protos.h, config/mips/mips.c,
1273 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
1274 config/mn10300/mn10300.h, config/mn10300/predicates.md,
1275 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
1276 spelling conventions.
1278 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
1279 Follow spelling conventions.
1281 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
1283 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
1284 warn about C++0x compatibility.
1286 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
1288 * config/h8300/h8300.c, config/h8300/h8300.h,
1289 config/h8300/h8300.md: Follow spelling conventions.
1291 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
1294 * combine.c (try_combine): Do not substitute source operand
1295 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
1297 2007-02-03 Jan Hubicka <jh@suse.cz>
1299 PR gcov-profile/30650
1300 * value-prof.c (stringop_block_profile): Fix handling of size counter;
1301 do not divide by zero for never executed counters.
1302 (tree_find_values_to_profile): Fix counters.
1303 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
1305 2007-02-03 Ian Lance Taylor <iant@google.com>
1307 * lower-subreg.c (simple_move_operand): New static function,
1308 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
1310 (simple_move): Call simple_move_operand.
1311 (find_decomposable_subregs): Add special handling of MEMs.
1312 (can_decompose_p): Rename from cannot_decompose_p. Reverse
1313 meaning of return value. If we see a hard register, test whether
1314 it can store a word_mode value. Change all callers.
1316 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1318 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
1319 ftrapv insns and expanders.
1320 (subdi3): Change define_expand operand 1 to arith11_operand, and
1321 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
1322 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
1323 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
1327 * varasm.c (notice_global_symbol): Treat global objects as weak when
1330 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1332 * emit-rtl.c (dconstpi): Delete.
1334 (init_emit_once): Delete dconstpi and init dconstsqrt2.
1335 * real.h (dconstpi): Delete.
1337 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
1338 (fold_builtin_hypot): Likewise.
1340 2007-02-03 Tom Tromey <tromey@redhat.com>
1343 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
1344 -gcoff3, -gxcoff3, -gvms3 implies -dD.
1346 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
1348 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
1349 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
1350 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
1351 config/rs6000/cell.md, config/rs6000/darwin.h,
1352 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
1353 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
1354 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
1355 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
1356 typos. Follow spelling conventions.
1357 * doc/invoke.texi: Follow spelling conventions.
1359 2007-02-03 Roger Sayle <roger@eyesopen.com>
1361 * simplify-rtx.c (simplify_relational_operation_1): Implement some
1362 canonicalization transformations that attempt to simplify integer
1363 constant comparisons to become comparisons against zero.
1365 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1367 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
1369 * fold-const.c (fold_binary): Fix comment typos. Fold complex
1370 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
1372 2007-02-02 Mike Stump <mrs@apple.com>
1374 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
1375 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
1376 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
1377 generate a branch island.
1379 2007-02-02 Bob Wilson <bob.wilson@acm.org>
1381 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
1382 (xtensa_legitimate_address_p): New.
1383 (xtensa_legitimize_address): New.
1384 (xtensa_output_addr_const_extra): New.
1385 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
1387 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
1388 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
1389 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
1390 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
1391 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
1392 (xtensa_legitimize_address): New.
1393 (xtensa_output_addr_const_extra): New.
1395 2007-02-02 Steve Ellcey <sje@cup.hp.com>
1397 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
1399 2007-02-02 Ian Lance Taylor <iant@google.com>
1401 * expmed.c (expand_divmod): Add comment.
1403 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
1405 * emit-rtl.c (renumber_insns): Remove.
1406 * flags.h: Remove the extern for flag_renumber_insns.
1407 * rtl.h: Remove the prototype for renumber_insns.
1408 * toplev.c (flag_renumber_insns): Remove.
1410 2007-02-02 Hui-May Chang <hm.chang@apple.com>
1412 Revert for x86 darwin:
1413 2005-06-19 Uros Bizjak <uros@kss-loka.si>
1415 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
1416 code before the following patch under TARGET_MACHO.
1417 (ix86_function_value_regno_p): Likewise.
1419 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1421 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
1424 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1427 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
1428 general or fp registers. Add comments.
1429 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
1431 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
1433 * pointer-set.c (insert_aux): Only return insertion slot.
1434 (pointer_set_insert): Adjust.
1435 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
1436 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
1437 pointer_map_traverse): New.
1438 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
1439 pointer_map_create, pointer_map_destroy, pointer_map_insert,
1440 pointer_map_contains, pointer_map_traverse): Declare.
1442 2007-02-02 Jakub Jelinek <jakub@redhat.com>
1445 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
1446 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
1448 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1450 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
1452 (struct _dep): New type.
1453 (dep_t): New typedef.
1454 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
1455 (DEP_STATUS): New access macro. The macro with the same name was
1456 renamed to DEP_LINK_STATUS.
1457 (dep_init): Declare function
1459 (struct _dep_link): New type.
1460 (dep_link_t): New typedef.
1461 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
1462 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
1463 (DEP_LINK_STATUS): New macro.
1464 (debug_dep_links): New debug function.
1466 (struct _deps_list): New type.
1467 (deps_list_t): New typedef.
1468 (DEPS_LIST_FIRST): New access macro.
1469 (FOR_EACH_DEP_LINK): New cycle macro.
1470 (create_deps_list, free_deps_list, delete_deps_list): Declare
1472 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
1473 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
1474 (copy_deps_list_change_con): Ditto.
1476 (move_dep_link): Declare function.
1478 (struct _dep_node): New type.
1479 (dep_node_t): New typedef.
1480 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
1482 (struct haifa_insn_data.back_deps): New field to hold backward
1483 dependencies of the insn.
1484 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
1486 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
1487 Change its type to deps_list_t.
1488 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
1489 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
1490 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
1492 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
1494 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
1496 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
1498 (dep_cost): Declare.
1500 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
1501 (ds_to_dk, dk_to_ds): New functions.
1503 (init_dep_1): New static function.
1504 (init_dep): New function.
1505 (copy_dep): New static function.
1507 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
1509 (detach_dep_link): New static function.
1510 (move_dep_link): New function.
1512 (dep_links_consistent_p, dump_dep_links): New static functions.
1513 (debug_dep_links): New debugging function.
1515 (deps_obstack, dl_obstack, dn_obstack): New static variables.
1517 (alloc_deps_list, init_deps_list): New static functions.
1518 (create_deps_list): New function.
1519 (clear_deps_list): New static function.
1520 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
1521 (deps_list_consistent_p, dump_deps_list): New static functions.
1522 (debug_deps_list): New function.
1523 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
1525 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
1527 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
1528 use new scheduler dependencies lists.
1529 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
1530 (sched_analyze): Ditto. Initialize dependencies lists.
1531 (add_forw_dep, compute_forward_dependences): Update to use new
1532 scheduler dependencies lists.
1534 (init_dependency_caches): Init deps_obstack.
1535 (free_dependency_caches): Free deps_obstack.
1537 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
1538 new scheduler dependencies lists.
1539 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
1540 (add_back_forw_dep, delete_back_forw_dep): Ditto.
1542 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
1543 Update to use new scheduler dependencies lists.
1544 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
1545 (debug_dependencies): Ditto.
1546 (schedule_region): Update comments.
1548 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
1549 scheduler dependencies lists.
1550 (schedule_ebb): Update comments.
1552 * rtl.def (DEPS_LIST): Remove.
1554 * lists.c (unused_deps_list): Remove.
1555 (free_list): Update assertions.
1557 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
1558 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
1560 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
1561 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
1563 * haifa-sched.c (comments): Update.
1564 (insn_cost1): Remove. Inline the code into insn_cost ().
1565 (insn_cost): Update to use new scheduler dependencies lists. Move
1566 processing of the dependency cost to dep_cost ().
1567 (dep_cost): New function. Use it instead of insn_cost () when
1568 evaluating cost of the dependency. Use compatible interface to
1569 interact with the target.
1570 (priority): Update to use new scheduler dependencies lists.
1571 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
1572 with greater number of insns that depend on the insn.
1573 (schedule_insn): Update to use new scheduler dependencies lists. Add
1574 code to free backward dependencies lists. Inline and optimize code
1575 from resolve_dep () - see PR28071.
1576 (ok_for_early_queue_removal): Update to use new scheduler dependencies
1577 lists. Update call to targetm.sched.is_costly_dependence hook.
1579 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
1580 scheduler dependencies lists.
1582 (resolve_dep): Remove. Move the logic to schedule_insn ().
1583 (init_h_i_d): Initialize dependencies lists.
1585 (process_insn_depend_be_in_spec): Rename to
1586 process_insn_forw_deps_be_in_spec. Update to use new scheduler
1588 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
1589 Update to use new scheduler dependencies lists.
1590 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
1592 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
1593 new scheduler dependencies lists.
1594 (build_intra_loop_deps): Ditto.
1596 * target.h (struct _dep): Declare to use in
1597 gcc_target.sched.is_costly_dependence.
1598 (struct gcc_target.sched.adjust_cost): Fix typo.
1599 (struct gcc_target.sched.is_costly_dependence): Change signature to use
1600 single dep_t parameter instead of an equivalent triad.
1601 (struct gcc_target.sched.adjust_cost_2): Remove.
1603 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
1605 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
1607 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
1609 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
1611 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
1612 (REG_DEP_TRUE): Document.
1614 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
1615 Change signature to correspond to the targetm.sched.adjust_cost hook.
1616 Update use in TARGET_SCHED_ADJUST_COST_2.
1617 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
1618 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
1619 new scheduler dependencies lists.
1620 (ia64_gen_check): Ditto.
1622 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
1625 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
1626 signature to correspond to the targetm.sched.is_costly_dependence hook.
1627 (is_costly_group): Update to use new scheduler dependencies lists.
1629 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
1630 instead of INSN_COST () macro.
1632 2007-02-01 Ian Lance Taylor <iant@google.com>
1634 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
1636 2007-02-01 Guy Martin <gmsoft@gentoo.org>
1638 * pa.md (tp_load): Correct mfctl instruction syntax.
1640 2007-02-01 Geoffrey Keating <geoffk@apple.com>
1642 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
1643 altivec_padding_size calculation on AIX. Improve comment, add
1644 assert to verify that it's right.
1646 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
1649 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
1652 * global.c (global_alloc): Add mising initialization of
1655 2007-02-01 Roger Sayle <roger@eyesopen.com>
1657 * alias.c (init_alias_analysis): Correct whitespace.
1658 * bb-reorder.c (fix_edges_for_rarely_executed_code,
1659 partition_hot_cold_basic_blocks): Likewise.
1660 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1661 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
1662 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
1663 fold_builtin_snprintf_chk, fold_builtin_printf,
1664 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
1665 do_mpfr_arg3, do_mpfr_sincos): Likewise.
1666 * cfgcleanup.c (cleanup_cfg): Likewise.
1667 * cfgexpand.c (tree_expand_cfg): Likewise.
1668 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
1669 * function.c (get_next_funcdef_no): Likewise.
1670 * gengtype.c (main): Likewise.
1671 * genmodes.c (main): Likewise.
1672 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
1673 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
1674 * ifcvt.c (noce_emit_move_insn): Likewise.
1675 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
1677 * stor-layout.c (get_best_mode): Likewise.
1678 * tree-ssa-loop-niter.c (get_val_for): Likewise.
1679 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
1680 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
1681 perform_var_substitution, solve_graph): Likewise.
1682 * tree-vrp.c (vrp_finalize): Likewise.
1684 2007-02-01 Ian Lance Taylor <iant@google.com>
1686 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
1687 high part of a paradoxical subreg, return a constant zero.
1689 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
1691 * toplev.c (lang_dependent_init): Call init_set_costs.
1692 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
1694 2007-02-01 Richard Guenther <rguenther@suse.de>
1697 * fold-const.c (fold_negate_expr): Allow negating a
1698 constant if overflow does not change.
1700 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1702 * doc/c-tree.texi (Expression trees): Improve markup.
1703 * doc/tm.texi (Register Classes, Addressing Modes)
1704 (Floating Point): Fix spacing after abbreviations. Fix some
1707 2007-02-01 Ben Elliston <bje@au.ibm.com>
1709 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
1710 * doc/contrib.texi: Likewise.
1711 * doc/install.texi: Likewise.
1713 2007-01-31 Richard Henderson <rth@redhat.com>
1714 Ian Lance Taylor <iant@google.com>
1716 * lower-subreg.c: New file.
1717 * rtl.def (CONCATN): Define.
1718 * passes.c (init_optimization_passes): Add pass_lower_subreg and
1720 * emit-rtl.c (update_reg_offset): New static function, broken out
1721 of gen_rtx_REG_offset.
1722 (gen_rtx_REG_offset): Call update_reg_offset.
1723 (gen_reg_rtx_offset): New function.
1724 * regclass.c: Revert patch of 2006-03-05, restoring
1726 (clear_reg_info_regno): New function.
1727 * dwarf2out.c (concatn_loc_descriptor): New static function.
1728 (loc_descriptor): Handle CONCATN.
1729 * common.opt (fsplit_wide_types): New option.
1730 * opts.c (decode_options): Set flag_split_wide_types when
1732 * timevar.def (TV_LOWER_SUBREG): Define.
1733 * rtl.h (gen_reg_rtx_offset): Declare.
1734 (reg_scan_update): Declare.
1735 * regs.h (clear_reg_info_regno): Declare.
1736 * tree-pass.h (pass_lower_subreg): Declare.
1737 (pass_lower_subreg2): Declare.
1738 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
1739 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
1741 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
1742 * Makefile.in (OBJS-common): Add lower-subreg.o.
1743 (lower-subreg.o): New target.
1745 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
1747 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
1749 2007-01-31 Anatoly Sokolov <aesok@post.ru>
1752 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
1754 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1757 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
1759 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
1761 * cfgloop.h: Include vec-prim.h.
1762 (enum li_flags): Remove LI_ONLY_OLD.
1763 (loop_iterator): Changed.
1764 (fel_next, fel_init): Iterate over loop tree.
1765 (FOR_EACH_LOOP_BREAK): New macro.
1766 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
1768 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
1769 * modulo-sched.c (sms_schedule): Ditto.
1770 * tree-vectorizer.c (vectorize_loops): Ditto.
1771 * doc/loop.texi: Update information on loop numbering and behavior of
1772 FOR_EACH_LOOP wrto new loops.
1773 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
1774 add_to_evolution_1): Test nestedness of loops instead of comparing
1776 * tree-chrec.c (chrec_fold_plus_poly_poly,
1777 chrec_fold_multiply_poly_poly, chrec_evaluate,
1778 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
1779 reset_evolution_in_loop): Ditto.
1780 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
1782 2007-01-31 Dirk Mueller <dmueller@suse.de>
1784 * c-common.c (warn_about_parentheses): Separate warning about
1785 un-parenthized sequence of comparison operators from the one
1786 which is supposed to warn about x <= y <= z.
1788 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
1790 * optabs.h (enum optab_index): Add new OTI_isinf.
1791 (isinf_optab): Define corresponding macro.
1792 * optabs.c (init_optabs): Initialize isinf_optab.
1793 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
1795 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
1796 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
1798 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
1799 expand_builtin_interclass_mathfn.
1800 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
1801 * config/i386/i386.md (UNSPEC_FXAM): New constant.
1802 (fxam<mode>2_i387): New insn pattern.
1803 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
1804 built-in functions as x87 inline asm.
1806 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
1808 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
1810 2007-01-30 Eric Christopher <echristo@apple.com>
1812 * config.gcc: Add geode.
1814 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
1816 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
1817 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
1818 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
1819 value-prof.c: Fix comment typos.
1821 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1824 * doc/invoke.texi (Wpointer-arith): Document warning.
1826 2007-01-30 Janis Johnson <janis187@us.ibm.com>
1828 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
1829 the list of discrepancies from the draft TR.
1831 2007-01-30 Dirk Mueller <dmueller@suse.de>
1834 * doc/invoke.texi (-Wreturn-type): Update description to
1837 2007-01-30 Richard Sandiford <richard@codesourcery.com>
1839 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
1841 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
1843 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
1844 to handle optabs that operate on floating point input argument and
1845 output to integer output.
1846 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
1847 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
1848 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
1849 expand_builtin_interclass_mathfn ().
1850 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
1852 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
1853 ilogbl built-in functions as x87 intrinsics.
1855 2007-01-30 Richard Guenther <rguenther@suse.de>
1858 * dwarf2out.c (reference_to_unused): Query varpool if the
1859 variable was output.
1861 2007-01-30 Richard Guenther <rguenther@suse.de>
1864 * passes.c (execute_one_pass): Reset in_gimple_form to not
1865 confuse non-unit-at-a-time mode.
1867 2007-01-29 Roger Sayle <roger@eyesopen.com>
1868 Richard Guenther <rguenther@suse.de>
1870 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
1871 avoid undefined behaviour on overflow. Use force_fit_type_double
1872 to construct the constant with the specified TREE_OVERFLOW.
1874 2007-01-29 Janis Johnson <janis187@us.ibm.com>
1876 * config/dfp-bit.c: Add parameterized support for fp exceptions.
1877 * config/dfp-bit.h: Ditto.
1879 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1881 * c-decl.c (pop_scope): Replace warnings with call to
1882 warn_for_unused_label.
1883 * c-common.h (warn_for_unused_label): Declare.
1884 * c-common.c (warn_for_unused_label): Define.
1886 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1888 * tree-optimize.c (update_inlined_to_pointers): Delete unused
1891 2007-01-29 Janis Johnson <janis187@us.ibm.com>
1893 * Makefile.in (USER_H): Remove decfloat.h.
1894 * ginclude/decfloat.h: Delete, moving contents to ...
1895 * ginclude/float.h: Add support for decimal floating point,
1896 guarded by __STDC_WANT_DEC_FP__.
1898 2007-01-29 Mike Stump <mrs@apple.com>
1900 * doc/gccint.texi (Top): Rename Loop Representation to Loop
1901 Analysis and Representation to resolve case insensitive conflict.
1902 * doc/loop.texi (Loop Analysis and Representation): Likewise.
1904 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
1906 * tree.h (struct tree_memory_tag): Add aliases member.
1907 (MTAG_ALIASES): New macro.
1908 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
1909 (add_may_alias): Remove pointer-set. Update for may_aliases being
1911 (mark_aliases_call_clobbered): Update for may_aliases being a
1913 (compute_tag_properties): Ditto.
1914 (create_partition_for): Ditto.
1915 (compute_memory_partitions): Ditto.
1916 (dump_may_aliases_for): Ditto.
1917 (is_aliased_with): Ditto.
1918 (add_may_alias_for_new_tag): Ditto.
1919 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
1920 (compute_is_aliased): New function.
1921 (compute_may_aliases): Call compute_is_aliased).
1922 (init_alias_info): Initialize alias_bitmap_obstack.
1923 (union_alias_set_into): New function.
1924 (compute_flow_sensitive_aliasing): Use union_aliases_into.
1925 (have_common_aliases_p): Rewrite to take two bitmaps and use
1927 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
1929 (finalize_ref_all_pointers): Update for add_may_alias changes.
1930 (new_type_alias): Ditto.
1931 * tree-flow-inline.h (may_aliases): Return a bitmap.
1932 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
1933 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
1934 may_aliases being a bitmap.
1935 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
1936 may_aliases now returns a bitmap.
1937 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
1939 * tree-ssa-operands.c (add_virtual_operand): Update for
1940 may_aliases being a bitmap.
1942 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
1944 PR tree-optimization/30630
1945 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
1946 variable as changed.
1948 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
1951 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
1952 expanded only once even if an error occurs.
1954 2007-01-29 Ben Elliston <bje@au.ibm.com>
1956 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
1957 (__gcov_average_profiler): Likewise.
1958 (__gcov_ior_profiler): Likewise.
1959 (__gcov_merge_ior): Likewise.
1961 2007-01-28 Jan Hubicka <jh@suse.cz>
1963 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
1964 * value-prof.c (stringop_block_profile): Likewise.
1966 2007-01-28 Jan Hubicka <jh@suse.cz>
1968 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
1969 variant handling histograms; add wrapper.
1970 (clear_storage_via_libcall): Export.
1971 (emit_block_move_hints): Break out from ...; add histograms.
1972 (emit_block_move): ... this one.
1973 (clear_storage_hints): Break out from ...; add histograms.
1974 (clear_storage): ... this one.
1975 (set_storage_via_memset): Handle histogram.
1976 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
1977 (clear_storage_hints, clear_storage_via_libcall): Declare.
1978 (set_storage_via_setmem): Update prototype.
1979 * doc/md.texi (movmem, setmem): Document new arguments.
1981 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
1983 (stringop_block_profile): New global function.
1984 (tree_stringops_values_to_profile): Profile block size and alignment.
1985 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
1987 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
1988 (stringop_block_profile): Declare.
1989 * builtins.c: Include value-prof.h.
1990 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
1991 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
1992 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
1993 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
1994 * profile.c (instrument_values): Add new counters.
1995 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
1997 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
1998 (tree_init_edge_profiler): Build new profilers.
1999 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
2000 (pass_tree_profile): Add dump.
2001 (tree_profile_hooks): Update.
2002 * Makefile.in (LIBGCOV): Add new constants.
2003 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
2004 __gcov_ior_profiler): New.
2005 * i386.md (movmem/setmem expanders): Add new optional arguments.
2007 2007-01-28 David Edelsohn <edelsohn@gnu.org>
2009 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
2011 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
2013 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
2014 (tree_unswitch_single_loop): Pass eni_size_weights to
2015 tree_num_loop_insns.
2016 * tree-ssa-loop-manip.c: Include tree-inline.h.
2017 (can_unroll_loop_p): Pass eni_size_weights to
2018 tree_num_loop_insns.
2019 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
2020 Pass eni_size_weights to estimate_num_insns.
2021 * tree.h (init_inline_once): Export.
2022 * toplev.c (backend_init): Call init_inline_once.
2023 * cgraphunit.c (cgraph_process_new_functions,
2024 cgraph_analyze_function): Pass eni_inlining_weights to
2026 * ipa-inline.c (compute_inline_parameters): Ditto.
2027 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
2028 to estimate_num_insns.
2029 (try_unroll_loop_completely): Pass eni_size_weights to
2030 tree_num_loop_insns.
2031 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
2032 ot estimate_num_insns.
2033 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
2034 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
2035 * tree-inline.c (eni_inlining_weights, eni_size_weights,
2036 eni_time_weights): New variables.
2037 (init_inline_once): Initialize them.
2038 (struct eni_data): Mew.
2039 (estimate_num_insns_1, estimate_num_insns): Use weights.
2040 * tree-inline.h (struct eni_weights_d): New.
2041 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
2042 (estimate_num_insns): Declaration changed.
2043 * cfgloop.h (tree_num_loop_insns): Declaration changed.
2044 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
2045 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
2047 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
2049 * tree-data-ref.c (conflict_fn): Assert that the number of affine
2050 relations in the conflict function is valid.
2052 2007-01-27 Ian Lance Taylor <iant@google.com>
2054 * common.opt: Add fstrict-overflow.
2055 * opts.c (decode_options): Set flag_strict_overflow if -O2.
2056 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
2057 (TYPE_OVERFLOW_UNDEFINED): Define.
2058 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
2060 * tree.h (TYPE_TRAP_SIGNED): Don't define.
2061 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
2062 (fold_negate_expr): Likewise.
2063 (make_range): Likewise.
2064 (extract_muldiv_1): Likewise.
2065 (maybe_canonicalize_comparison): Likewise.
2066 (fold_comparison): Likewise.
2067 (fold_binary): Likewise.
2068 (tree_expr_nonnegative_p): Likewise.
2069 (tree_expr_nonzero_p): Likewise.
2070 * tree-vrp.c (compare_values): Likewise.
2071 (extract_range_from_binary_expr): Likewise.
2072 (extract_range_from_unary_expr): Likewise.
2073 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
2075 (nowrap_type_p): Likewise.
2076 * tree-scalar-evolution.c (simple_iv): Likewise.
2077 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
2078 (build_range_check): Likewise.
2079 (extract_muldiv_1): Likewise.
2080 (fold_comparison): Likewise.
2081 * tree-vrp.c (vrp_int_const_binop): Likewise.
2082 (extract_range_from_unary_expr): Likewise.
2083 * convert.c (convert_to_integer): Likewise.
2084 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
2085 (fold_comparison): Likewise.
2086 (fold_binary): Likewise.
2087 * optabs.c (optab_for_tree_code): Likewise.
2088 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
2089 * simplify-rtx.c (simplify_const_relational_operation): Check
2090 flag_strict_overflow and flag_trapv.
2091 (simplify_const_relational_operation): Likewise.
2092 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
2093 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
2096 2007-01-27 Roger Sayle <roger@eyesopen.com>
2098 * tree.c (tree_fold_gcd): Delete.
2099 * tree.h (tree_fold_gcd): Remove prototype.
2100 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
2101 test whether one constant integer is a multiple of another. Instead
2102 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
2103 * fold-const.c (multiple_of_p): We've determined both TOP and
2104 BOTTOM are integer constants so we can call int_const_binop directly
2105 instead of the more generic const_binop.
2107 2007-01-27 Roger Sayle <roger@eyesopen.com>
2109 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
2110 1*X check that the constant hasn't overflowed, to preserve the
2112 (round_up): Provide an efficient implementation when rouding-up an
2113 INTEGER_CST to a power-of-two.
2115 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2117 * doc/sourcebuild.texi: Add comma for clarity.
2118 * doc/extend.texi: Fix some typos.
2119 * doc/passes.texi: Likewise.
2120 * doc/cppinternals.texi: Likewise.
2121 * doc/c-tree.texi: Likewise.
2122 * doc/tree-ssa.texi: Likewise.
2123 * doc/install.texi: Likewise.
2125 2007-01-27 Jan Hubicka <jh@suse.cz>
2127 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
2128 (pass_sra): Do not require alias information.
2129 * passes.c (init_optimization_passes): Add SRA
2131 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
2133 * tracer.c (rest_of_handle_tracer): We already cleaned
2134 up the CFG in tracer() so don't do it here again.
2135 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
2136 cleanup_cfg here, either. And don't call renumber_insns.
2138 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
2139 and BB_HEAD are in the insn stream here. Instead make sure
2140 that BB_INSN is valid on all insns. Also, do check here that
2141 there are no pending branch predictions...
2142 (rtl_verify_flow_info): ...instead of doing it here. Checks
2143 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
2146 2007-01-26 Roger Sayle <roger@eyesopen.com>
2148 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
2149 function to simplify/factorize operand order canonicalization.
2150 (ix86_fixup_binary_operands): Reorganize using the above function.
2151 (ix86_binary_operator_ok): Likewise.
2153 2007-01-27 Jakub Jelinek <jakub@redhat.com>
2155 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
2156 file scope from optimize_attrs.
2157 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
2159 (optimize_attrs): Clear insn_code_values after freeing it.
2161 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
2163 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
2164 a parts.base assignment.
2166 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
2168 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
2169 (compute_subscript_distance, initialize_data_dependence_relation,
2170 finalize_ddr_dependent, analyze_ziv_subscript,
2171 analyze_siv_subscript_cst_affine,
2172 compute_overlap_steps_for_affine_univar,
2173 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
2174 analyze_siv_subscript, analyze_miv_subscript,
2175 analyze_overlapping_iterations, subscript_dependence_tester_1,
2176 compute_self_dependence, free_dependence_relation): Work
2177 with affine_fn instead of chrecs.
2178 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
2179 common_affine_function, affine_function_base,
2180 affine_function_constant_p, affine_fn_op, affine_fn_plus,
2181 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
2182 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
2183 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
2184 (all_chrecs_equal_p): Removed.
2185 * tree-data-ref.h (affine_fn, conflict_function): New types.
2186 (struct subscript): Change type of conflicting_iterations_in_a
2187 and conflicting_iterations_in_b.
2189 2007-01-26 Steve Ellcey <sje@cup.hp.com>
2192 * config/pa/pa.h (TARGET_HPUX_11): New.
2193 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
2194 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
2196 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
2197 Richard Guenther <rguenther@suse.de>
2199 * tree-ssa-structalias.c (solve_graph): Handle case
2200 we merged the variable to another.
2202 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2204 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
2207 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
2208 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
2210 2007-01-25 DJ Delorie <dj@redhat.com>
2212 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
2213 allow changes to modes which don't fit in those registers.
2215 * reload1.c (choose_reload_regs): Check for invalid subregs before
2216 computing their locations, not after.
2218 2007-01-25 Geoffrey Keating <geoffk@apple.com>
2221 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
2222 save Altivec registers in an eh_return function.
2223 (compute_vrsave_mask): Likewise.
2224 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
2225 for saving Altivec registers.
2226 (rs6000_emit_prologue): Don't allocate stack twice in
2227 eh_return function. Correct expected value of altivec_save_offset
2228 when using save_world. Describe save of R0 to stack when using
2229 save_world. Describe stack pointer adjustment when using
2230 save_world. Remove duplicated eh_return parameter register saving.
2231 Update sp_offset variable after save_world.
2232 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
2234 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
2235 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
2238 2007-01-25 Steve Ellcey <sje@cup.hp.com>
2240 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
2242 2007-01-25 Steve Ellcey <sje@cup.hp.com>
2245 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
2246 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
2248 2007-01-25 Richard Guenther <rguenther@suse.de>
2250 * doc/invoke.texi (-Wcoverage-mismatch): Document.
2251 * common.opt (-Wcoverage-mismatch): New warning option.
2252 * coverage.c (get_coverage_counts): Ignore coverage mismatch
2253 if -Wcoverage-mismatch is given.
2255 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
2257 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
2258 (ipcp_driver): Change to static definition.
2259 Add dumping of the ifunctions.
2260 (constant_val_insert): Remove unused parameter. Support for SSA.
2261 (ipcp_propagate_const): Support for SSA.
2262 (ipcp_profile_bb_print): Print only analyzed nodes.
2263 (ipcp_replace_map_create): Remove support for Fortran constant
2265 * ipa-prop.c (ipa_method_modify_stmt,
2266 ipa_callsite_compute_param): Support for SSA.
2267 * ipa-prop.h (ipcp_driver): Remove declaration.
2268 (IS_VALID_TREE_MAP_INDEX): Add define.
2270 2007-01-24 Geoffrey Keating <geoffk@apple.com>
2272 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
2274 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2277 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
2278 constant argument to cabs and do it without checking for
2279 -funsafe-math-optimizations.
2281 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
2283 * c-common.h (RID_FIRST_CXX0X): New.
2284 (RID_LAST_CXX0X): New.
2285 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
2287 * c.opt (Wc++0x-compat): New.
2288 * doc/invoke.texi (-Wc++0x-compat): Document.
2290 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2292 * builtins.c (fold_builtin_carg): New.
2293 (fold_builtin_1): Use it.
2295 2007-01-24 Jan Hubicka <jh@suse.cz>
2297 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
2299 * ipa-inline.c (initial_insns, max_insns): Delete.
2300 (compute_max_insns): New function.
2301 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
2302 of insns as base for code growth.
2303 (cgraph_decide_inlining): Make initial_insns local; do not compute
2305 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
2306 * doc/invoke.texi (inline-unit-growth): Update docs.
2308 2007-01-24 Jakub Jelinek <jakub@redhat.com>
2310 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
2311 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
2312 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
2313 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
2314 for CPUs that have PTA_CX16 set.
2317 * gimplify.c (omp_check_private): New function.
2318 (gimplify_scan_omp_clauses): Use it for
2319 firstprivate/lastprivate/reduction.
2322 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
2323 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
2326 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
2327 If lower_lastprivate_clauses emits some statements, append them
2328 to dlist rather than body_p and to body_p append an initializer.
2329 (lower_omp_for): Adjust caller.
2331 2007-01-24 Steve Ellcey <sje@cup.hp.com>
2333 * target.h (globalize_decl_name): New.
2334 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
2335 * output.h (default_globalize_decl_name): New.
2336 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
2338 (globalize_decl): Ditto.
2339 (default_globalize_decl_name): New.
2340 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
2341 (ia64_handle_version_id_attribute): New.
2342 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
2343 (ia64_asm_output_external): Use globalize_decl_name instead
2345 * doc/extend.texi (version_id): New pragma.
2346 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
2348 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
2350 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
2351 _uleb128_t and _Unwind_SWord with _sleb128_t.
2352 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
2353 uw_frame_state_for, uw_update_context_1): Likewise.
2354 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
2355 * unwind-pe.h (read_uleb128, read_sleb128,
2356 read_encoded_value_with_base): Likewise.
2357 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
2359 2007-01-24 Richard Guenther <rguenther@suse.de>
2361 * builtins.c (expand_builtin_cexpi): Get the fndecl
2362 for cexp in the correct way.
2364 2007-01-24 Jan Hubicka <jh@suse.cz>
2366 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
2368 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
2370 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
2371 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
2372 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
2373 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
2374 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
2375 __SIZEOF_PTRDIFF_T__.
2376 * doc/cpp.texi: Documentation for the new builtin macros added.
2378 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
2380 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
2381 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
2382 instead of operands[2] to avoid access past the end of array.
2384 2007-01-24 Richard Sandiford <richard@codesourcery.com>
2386 * reload1.c (emit_reload_insns): Pass the reload register
2387 for a non-spill output reload through forget_old_reloads_1.
2389 2007-01-23 Joseph Myers <joseph@codesourcery.com>
2391 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2392 _SOFT_DOUBLE if doubles use software floating-point.
2393 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
2394 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
2395 * config/rs6000/darwin-ldouble.c: Also compile functions for
2396 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
2397 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
2398 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
2399 commented-out long double override.
2400 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
2401 * config/rs6000/eabispe.h: Likewise.
2402 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
2403 long double for non-SPE.
2404 (rs6000_handle_option): Likewise.
2405 (invalid_e500_subreg): Disallow more subregs involding DImode,
2406 DFmode, TImode or TFmode.
2407 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
2409 (legitimate_lo_sum_address_p): Also check for TFmode for E500
2411 (rs6000_legitimize_address): Also handle TFmode for E500 double.
2412 (rs6000_legitimize_reload_address): Also handle TFmode for E500
2414 (rs6000_legitimate_address): Also check for TFmode for E500
2416 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
2417 (spe_build_register_parallel): Handle TFmode and TCmode.
2418 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
2420 (function_arg): Handle TFmode and TCmode for E500 double.
2421 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
2423 (print_operand): Handle TFmode and TImode for %y.
2424 (rs6000_generate_compare): Handle TFmode comparisons for E500
2426 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
2427 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
2428 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
2429 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
2430 TFmode for E500 double.
2431 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
2432 (floatsidf2): Enable for E500 double.
2433 (movtf_softfloat): Use rs6000_nonimmediate_operand.
2434 (extenddftf2): Change to extenddftf2_fprs.
2435 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
2436 depending on TARGET_E500_DOUBLE.
2437 (extendsftf2): Enable for E500 double.
2438 (trunctfdf2): Enable for E500 double.
2439 (trunctfsf2): Change to trunctfsf2_fprs.
2440 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
2441 depending on TARGET_E500_DOUBLE.
2442 (floatsitf2): Enable for E500 double.
2443 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
2444 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
2445 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
2446 (negtf2): Change to negtf2_internal.
2447 (negtf2): New expander.
2448 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
2449 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
2450 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
2451 (movdi_internal32): Use rs6000_nonimmediate_operand.
2452 (unnamed splitter): Likewise.
2453 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
2454 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
2455 (SPE64TF, DITI): New mode macros.
2456 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
2459 (frob_<mode>_di_2): New.
2460 (frob_tf_di_8_2): New.
2461 (frob_di_df): Change to frob_di_<mode>; allow more modes.
2463 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
2465 (frob_ti_<mode>_8_2): New.
2466 (frob_ti_tf_2): New.
2467 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
2468 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
2470 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
2471 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
2472 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
2473 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
2474 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
2475 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
2478 2007-01-23 Ian Lance Taylor <iant@google.com>
2480 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
2482 (OBJS-archive): Reformat, alphabetize.
2483 (OBJS): Change out_object_file to OBJS-md.
2485 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
2487 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
2488 JUMP_P and CALL_P predicates where applicable.
2489 * config/i386/i386.c: Ditto.
2490 * config/i386/i386.md: Ditto.
2491 * config/i386/mmx.md: Ditto.
2492 * config/i386/predicates.md: Ditto.
2494 2007-01-22 Andreas Schwab <schwab@suse.de>
2496 * config/m68k/m68k.h: Fix comment.
2498 2007-01-22 Jan Hubicka <jh@suse.cz>
2500 * passes.c (init_optimization_passes): Do not rerun
2501 pass_early_warn_uninitialized.
2503 2007-01-22 Richard Guenther <rguenther@suse.de>
2505 PR tree-optimization/30038
2506 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
2508 (execute_cse_sincos_1): Likewise.
2509 (execute_cse_sincos): Likewise.
2510 (gate_cse_sincos): Likewise.
2511 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
2512 the cexpi() canonicalization of sincos().
2513 * tree-pass.h (pass_cse_sincos): Declare.
2514 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
2516 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2518 PR rtl-optimization/29329
2519 * combine.c (replaced_rhs_insn): Rename to i2mod.
2520 (replaced_rhs_value): Rename to i2mod_new_rhs.
2521 (i2mod_old_rhs): New global variable.
2522 (combine_instructions): Adjust for above change. Save a copy of
2523 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
2524 note are substituted in the second instruction.
2525 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
2526 ditch the note if it pertains to the second eliminated register
2527 and this register is mentioned in i2mod_old_rhs.
2530 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2532 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
2533 the insn to which the note was originally attached.
2535 2007-01-21 Jan Hubicka <jh@suse.cz>
2537 * ipa-inline.c (inlining_mode): Comment, move up.
2538 (cgraph_decide_inlining_incrementally): Do not perform inlining
2539 itself; fix handling of flattening of self recursive functions.
2540 (cgraph_find_cycles): Remove.
2541 (cgraph_flatten_node): Remove.
2542 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
2543 (try_inline): New function.
2544 (cgraph_early_inlining): Update call of
2545 cgraph_decide_inlining_incrementally. Apply inlining here.
2546 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
2548 2007-01-21 Dirk Mueller <dmueller@suse.de>
2551 * tree-vrp.c (check_array_bounds): do not warn
2552 about ADDR_EXPR's of ARRAY_REF's which are immediately
2553 used in binary expressions.
2555 2007-01-21 Ira Rosen <irar@il.ibm.com>
2557 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
2558 read_write_dep and macros for its access.
2559 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
2560 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
2561 argument, call vect_check_interleaving for every independent pair of
2562 data-refs. Mark loads that access the same memory location as a store
2564 (vect_check_dependences): Remove.
2565 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
2566 call, fix the call to vect_analyze_data_ref_dependence.
2567 (vect_analyze_data_ref_access): For statements that access the same
2568 data-ref, check that they are not stores; for loads, check that there
2569 is no store that access the same location.
2571 2007-01-20 Roger Sayle <roger@eyesopen.com>
2572 Joseph Myers <joseph@codesourcery.com>
2574 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
2575 (-fdump-rtl-stack): Likewise.
2576 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
2577 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
2578 (-mpt-fixed): Use @minus{} for minus sign.
2579 (Using Precompiled Headers): Fix under/overfull hbox.
2581 2007-01-20 Jan Hubicka <jh@suse.cz>
2583 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
2584 place within annotation.
2586 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2588 * pa.c (output_move_double): Change array size of xoperands to 4.
2590 2007-01-20 Jan Hubicka <jh@suse.cz>
2592 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
2595 2007-01-19 Ian Lance Taylor <iant@google.com>
2597 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
2598 constant to unsigned HOST_WIDE_INT before negating.
2600 2007-01-19 Ian Lance Taylor <iant@google.com>
2602 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
2604 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
2605 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
2606 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
2607 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
2608 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
2609 (realloc_vdef, realloc_vuse): Change second parameter to
2611 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
2613 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
2614 unsigned. Change x and lim locals to unsigned.
2615 (realloc_vdef, realloc_vuse): Change num_elem parameter to
2617 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
2618 (copy_virtual_operands): Change i and n locals to unsigned.
2620 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2623 * builtins.c (fold_builtin_1): Handle builtin fdim.
2625 2007-01-20 Jan Hubicka <jh@suse.cz>
2627 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
2628 * tree-ssa-structalias.c (compute_points_to_sets): Do call
2629 init_alias_heapvars.
2630 (init_alias_heapvars): Initialize only when not already initialized.
2631 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
2633 2007-01-19 Roger Sayle <roger@eyesopen.com>
2635 * common.opt (fsigned-zeros): New command line option.
2636 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
2637 of flag_unsafe_math_optimizations.
2638 * opts.c (set_fast_math_flags): The -ffast-math command line option
2639 implies -fno-signed-zeros.
2640 (fast_math_flags_set_p): Likewise.
2642 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
2643 the documentation of -ffast-math appropriately. Wrap long lines.
2645 2007-01-19 Steve Ellcey <sje@cup.hp.com>
2647 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
2648 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
2650 2007-01-19 Tomas Bily <tbily@suse.cz>
2652 * cgraphunit.c (cgraph_finalize_function): Updating of pid
2654 (tree_init_ic_make_global_vars): New function
2655 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
2656 (tree_gen_ic_profiler): New function
2657 (tree_gen_ic_func_profiler): New function
2658 (tree_profiling): Added calling of tree_gen_ic_func_profiler
2659 (tree_profile_hooks): Added hook for indirec/virtual calls
2660 * value-prof.c (tree_find_values_to_profile): New case for
2662 (tree_values_to_profile): Call for determining indirect/virtual
2664 (tree_indirect_call_to_profile): New function
2665 (tree_ic_transform): New function
2666 (tree_ic): New function
2667 (find_func_by_pid): New function
2668 (init_pid_map): New function
2669 (tree_value_profile_transformations): Added check for
2670 indirect/virtual call transformation
2671 * value-prof.h (enum hist_type): New counter type for
2672 indirect/virtual calls
2673 (profile_hooks): Added new hook for profiling indirect/virtual
2675 * profile.c (instrument_values): New case for indirect/virtual
2677 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
2678 (GCOV_COUNTER_V_INDIR): New counter type
2679 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
2680 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
2682 * cgraph.c: Definition of cgraph_max_pid
2683 (cgraph_create_node): Default init of pid attribute
2684 * cgraph.h: Declaration of cgraph_max_pid
2685 (struct cgraph_node): Added pid attribute
2686 * libgcov.c (__gcov_indirect_call_profiler): New function
2687 (__gcov_one_value_profiler_body): New function
2688 (__gcov_one_value_profiler): Body was moved to
2689 __gcov_one_value_profiler_body and calls it
2691 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
2693 * doc/gty.texi (Options): Document the mark_hook option to GTY.
2694 * gengtype.c (write_types_data, write_func_for_structure,
2695 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
2696 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
2697 (walk_type, write_func_for_structure): Generate the mark_hook if
2700 2007-01-19 Jan Hubicka <jh@suse.cz>
2702 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
2703 'early' argument take inlining mode argument specifying whether to
2704 inline for size/speeed or all functions; add support for flattening;
2706 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
2708 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2711 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
2712 the name of the declared identifier.
2714 2007-01-19 Dirk Mueller <dmueller@suse.de>
2716 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
2717 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
2718 duplicate evaluation.
2720 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
2722 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
2723 Macroize expander using X87MODEF12 mode macro. Extend operand 1
2724 to XFMode, use acosxf2 and truncate result to requested mode.
2725 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
2726 (asin<mode>2): Similarly, with asin expanders.
2727 (*fscalexf4_i387): Rename from *fscalexf4.
2728 (expNcorexf3): New expander.
2729 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
2730 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
2731 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
2732 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
2733 patterns for SSE math.
2734 (exp10<mode>2): Similarly, with exp10 expanders.
2735 (exp2<mode>2): Similarly, with exp2 expanders.
2736 (expm1<mode>2): Similarly, with expm1 expanders.
2737 (ldexp<mode>3): Similarly, with ldexp expanders.
2738 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
2739 Use gen_truncxf<mode>2_i387_noop to truncate result.
2741 2007-01-19 Richard Sandiford <richard@codesourcery.com>
2743 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
2744 for ColdFire targets.
2746 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
2747 Richard Sandiford <richard@codesourcery.com>
2749 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
2750 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
2751 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
2752 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
2753 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
2754 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
2756 2007-01-19 Richard Sandiford <richard@codesourcery.com>
2758 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
2759 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
2760 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
2761 (*adddi_dilshr32_cf): New pattern.
2762 (adddi3, subdi3): Remove first alternatives.
2764 2007-01-19 Richard Sandiford <richard@codesourcery.com>
2766 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
2767 implemented using move.l, do not use its cc result for floating-point
2770 2007-01-19 Richard Sandiford <richard@codesourcery.com>
2772 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
2773 from accepting 's' constraints if flag_pic.
2775 2007-01-19 Richard Sandiford <richard@codesourcery.com>
2777 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
2778 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
2779 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
2780 condition from TARGET_68881 to TARGET_HARD_FLOAT.
2782 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
2784 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
2785 ColdFire alternatives.
2786 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
2787 * config/m68k/m68k.md (clzsi2): Define for ColdFire
2788 architectures that support ff1 instruction.
2790 2007-01-19 Richard Sandiford <richard@codesourcery.com>
2791 Julian Brown <julian@codesourcery.com>
2793 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
2794 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
2795 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
2798 2007-01-19 Richard Sandiford <richard@codesourcery.com>
2800 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
2802 (output_move_const_into_data_reg, output_move_simode_const): Delete.
2803 * config/m68k/m68k.c (const_method, const_int_cost): Take a
2804 HOST_WIDE_INT instead of an rtx.
2805 (m68k_rtx_costs): Update call accordingly.
2806 (output_move_const_into_data_reg): Likewise. Fix formatting.
2807 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
2809 (output_move_simode_const): Update calls after above changes.
2810 Rework to use automatic variables and predicates like MEM_P.
2811 * config/m68k/m68k.md (pushexthisi_const): Update call to
2814 2007-01-19 Dirk Mueller <dmueller@suse.de>
2816 * tree-ssa-alias.c (perform_var_substitution): Fix typo
2819 2007-01-19 Richard Guenther <rguenther@suse.de>
2821 * builtins.c (expand_builtin_cexpi): Fall back to expanding
2822 via cexp in case sincos is not available.
2824 2007-01-19 Richard Guenther <rguenther@suse.de>
2826 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
2827 * defaults.h (TARGET_HAS_SINCOS): Default to off.
2828 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
2829 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
2830 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
2831 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
2832 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
2833 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
2835 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
2837 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
2839 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
2840 (atan2xf3): Directly generate RTL pattern.
2841 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
2842 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
2843 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
2844 disable patterns for SSE math.
2845 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
2846 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
2847 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
2848 disable patterns for SSE math.
2850 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
2852 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
2854 2007-01-18 Roger Sayle <roger@eyesopen.com>
2856 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
2857 VIEW_CONVERT_EXPR to the same type as it's operand.
2859 2007-01-18 David Edelsohn <edelsohn@gnu.org>
2861 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
2862 configured for long double 128.
2864 2007-01-18 Mike Stump <mrs@apple.com>
2866 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
2869 2007-01-18 Michael Meissner <michael.meissner@amd.com>
2871 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
2874 2007-01-18 Jan Hubicka <jh@suse.cz>
2876 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
2877 greater than NUM_VOP_FREE_BUCKETS.
2879 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
2881 * tree-ssa-structalias.c: Update comments.
2882 (ptabitmap_obstack): Removed.
2884 (oldpta_obstack): Ditto.
2885 (stats): Add a few members.
2886 (struct variable_info): Remove node, complex, address_taken, and
2887 indirect_target members. Add oldsolution member.
2888 (new_var_info): Do not initialize removed members.
2889 (constraint_expr_type): Remove INCLUDES.
2890 (constraint_graph): Add size, implicit_preds, rep,
2891 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
2892 (FIRST_REF_NODE): New macro.
2893 (LAST_REF_NODE): Ditto.
2894 (FIRST_ADDR_NODE): Ditto.
2895 (find): New function.
2897 (dump_constraint): Do not handle INCLUDES.
2898 (insert_into_complex): Do not insert duplicate constraints.
2899 (condense_varmap_nodes): Renamed and rewritten into ...
2900 (merge_node_constraints): This. Also fix bug in handling of
2901 offseted copy constraints.
2902 (clear_edges_for_node): No longer need to deal with preds at all,
2903 or removing associated preds/succs.
2904 (merge_graph_nodes): Deal with indirect_cycles.
2905 Don't deal with predecessors.
2906 (add_implicit_graph_edge): New function.
2907 (add_pred_graph_edge): Ditto.
2908 (add_graph_edge): Don't deal with predecessors.
2909 (build_constraint_graph): Removed.
2910 (build_pred_graph): New function.
2911 (build_succ_graph): Ditto.
2912 (struct scc_info): Removed in_component. Added roots, dfs, and
2913 node_mapping. Remove visited_index, unification_queue.
2914 (scc_visit): Deal with union-find we do now.
2915 Deal with cycles with REF nodes.
2916 (collapse_nodes): Renamed and rewritten to ...
2917 (unify_nodes): This.
2918 (process_unification_queue): Removed.
2919 (topo_visit): Cleanup
2920 (do_da_constraint): Use find.
2921 (do_sd_constraint): Ditto.
2922 (do_ds_constraint): Ditto.
2923 (do_complex_constraint): Ditto.
2924 (init_scc_info): Update for removed and added members.
2925 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
2926 (find_indirect_cycles): This.
2927 (equivalence_class): New variable.
2928 (label_visit): New function.
2929 (perform_variable_substitution): Rewritten.
2930 (free_var_substitution_info): New function.
2931 (find_equivalent_node): Ditto.
2932 (move_complex_constraints): Ditto.
2933 (eliminate_indirect_cycles): Ditto.
2934 (solve_graph): Only propagate changed bits.
2935 Use indirect cycle elimination.
2937 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
2938 (tree_id_eq): Renamed to ...
2939 (tree_vi_eq): This. Update for member change
2940 (insert_id_for_tree): Renamed and rewritten to ...
2941 (insert_vi_for_tree): This.
2942 (lookup_id_for_tree): Renamed and rewritten to ...
2943 (lookup_vi_for_tree): This.
2944 (get_id_for_tree): Renamed and rewritten to ...
2945 (get_vi_for_tree): Ditto.
2946 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
2947 (process_constraint): Don't handle INCLUDES.
2948 Remove special ADDRESSOF case.
2949 (find_func_aliases): Rewrite to use vi functions instead of id
2951 (create_function_info_for): Ditto.
2952 (create_variable_info_for): Ditto.
2953 (intra_create_variable_infos): Ditto.
2954 (merge_smts_into): Ditto.
2955 (find_what_p_points_to): Ditto.
2956 (init_base_vars): Ditto.
2957 (init_alias_vars): Ditto.
2958 (remove_preds_and_fake_succs): New function.
2959 (dump_sa_points_to_info): Dump new stats.
2960 (dump_solution_for_var): Use find.
2961 (set_used_smts): Fix formatting.
2962 (compute_points_to_sets): Updated for new functions.
2963 (ipa_pta_execute): Ditto.
2965 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
2966 Richard Sandiford <richard@codesourcery.com>
2968 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
2970 * calls.c (expand_call): If the return value is a PARALLEL,
2971 extract its first member.
2972 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
2973 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
2974 use FUNCTION_EXTRA_EPILOGUE.
2975 (m68k_function_value): Return a PARALLEL if the return value
2976 is of a pointer type.
2977 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
2978 (FUNCTION_EXTRA_EPILOGUE): Remove.
2979 * config/m68k/m68k.md (D0_REG): New constant.
2981 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
2983 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
2984 output a NOP for empty epilogues.
2986 2007-01-18 Richard Sandiford <richard@codesourcery.com>
2988 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
2989 before function. Extend register save check to include all
2990 registers, not just integer ones.
2992 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
2994 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
2995 (m68k_use_return_insn): ...this.
2996 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
2997 * config/m68k/m68k.c (use_return_insn): Rename to...
2998 (m68k_use_return_insn): ...this.
2999 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
3002 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3004 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
3005 nearest even, fix denormal rounding overflow.
3007 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3009 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
3010 f%$smove and f%$move.
3011 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
3012 (extendsfdf2_cf): Use fdmove instead of f%&move.
3013 (truncdfsf2_cf): Use fsmove instead of f%$smove.
3014 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
3016 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3018 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
3021 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3023 * real.h (real_format): Add a canonical_nan_lsbs_set field.
3024 (coldfire_single_format): Declare.
3025 (coldfire_double_format): Likewise.
3026 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
3027 of qnan_msb_set to determine the lower bits of a canonical
3029 (encode_ieee_double): Likewise.
3030 (encode_ieee_quad): Likewise.
3031 (ieee_single_format): Initialize canonical_nan_lsbs_set.
3032 (mips_single_format): Likewise.
3033 (ieee_double_format): Likewise.
3034 (mips_double_format): Likewise.
3035 (ieee_extended_motorola_format): Likewise.
3036 (ieee_extended_intel_96_format): Likewise.
3037 (ieee_extended_intel_128_format): Likewise.
3038 (ieee_extended_intel_96_round_53_format): Likewise.
3039 (ibm_extended_format): Likewise.
3040 (mips_extended_format): Likewise.
3041 (ieee_quad_format): Likewise.
3042 (mips_quad_format): Likewise.
3043 (vax_f_format): Likewise.
3044 (vax_d_format): Likewise.
3045 (vax_g_format): Likewise.
3046 (i370_single_format): Likewise.
3047 (i370_double_format): Likewise.
3048 (decimal_single_format): Likewise.
3049 (decimal_double_format): Likewise.
3050 (decimal_quad_format): Likewise.
3051 (c4x_single_format): Likewise.
3052 (c4x_extended_format): Likewise.
3053 (real_internal_format): Likewise.
3054 (coldfire_single_format): New real_format.
3055 (coldfire_double_format): Likewise.
3056 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
3057 canonical_nan_lsbs_set.
3058 (pdp11_d_format): Likewise.
3059 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
3060 if TARGET_COLDFIRE_CPU.
3062 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3064 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
3065 (output_call, m68k_legitimize_call_address): Declare.
3066 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
3067 parenthesees. Add support for a 'W' constraint.
3068 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
3069 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
3070 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
3071 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
3073 (override_options): Initialize them. Do not set flag_no_function_cse
3074 for TARGET_ID_SHARED_LIBRARY.
3075 (m68k_output_pic_call): Delete.
3076 (m68k_legitimize_call_address): New function.
3077 (print_operand): Remove the %o prefix. Handle the %p prefix.
3078 (output_call): New function.
3079 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
3080 target address from the GOT if symbolic jumps are not allowed.
3081 * config/m68k/m68k.md (call, general_operand): Do not set
3082 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
3083 Merge separate flag_pic and !flag_pic define_insns into...
3084 (*call, *call_value): ...these new patterns. Match the address
3085 rather than the containing MEM and require it to be a call_operand.
3086 Use output_call to generate the asm template.
3087 * config/m68k/predicates.md (const_call_operand): New predicate.
3088 (call_operand): Likewise.
3090 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3092 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
3093 (STACK_GROWS_DOWNWARD): Define to 1.
3094 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
3095 comments, emphasizing that these values are only defaults.
3096 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
3097 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
3099 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3101 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
3103 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3104 Richard Sandiford <richard@codesourcery.com>
3106 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
3107 (FP_REGNO_P): New macros.
3108 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
3109 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
3110 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
3111 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
3113 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3115 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
3116 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
3118 * config/m68k/t-floatlib: New file, extracting common code from...
3119 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
3120 * config/m68k/t-uclinux: Here.
3121 * config/m68k/fpgnulib.c: Do not compile extendeed precision
3122 routines on ColdFire targets.
3124 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3126 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
3127 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
3128 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
3129 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
3130 explicitly set MOTOROLA to 1.
3131 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
3133 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3134 Nathan Sidwell <nathan@codesourcery.com>
3136 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
3137 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
3138 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
3139 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
3140 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
3141 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
3142 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
3143 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
3144 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
3145 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
3146 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
3147 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
3148 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
3149 (DBX_REGISTER_NUMBER): Delete.
3150 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
3151 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
3152 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
3154 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3156 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
3157 * config/flat.h: New file.
3158 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
3160 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
3161 indirect references for -msep-data or -mid-shared-library.
3162 Do not use PC-relative code addresses either.
3163 * config/m68k/m68k.c (override_options): Restrict -fPIC error
3165 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
3166 for shared libraries and crt1.o for executables. Use crti.o and
3168 (ENDFILE_SPEC): Use crtend.o and crtn.o.
3169 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
3170 Do not add -elf2flt or -shared-lib-id options here.
3171 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
3172 Pass -shared-lib-id if -mid-shared-library, taking the library
3173 identifier from -mshared-library-id if given, otherwise
3175 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
3176 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
3177 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
3178 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
3179 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
3180 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
3182 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
3183 jump sequence for ISA A and ISA A+.
3184 (PICJUMP): Likewise.
3186 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3188 * config.gcc (m68k-*-uclinux*): Base the port on the common
3189 and m68k GNU/Linux files rather than on the generic ELF ones.
3190 * config/m68k/uclinux.h (TARGET_VERSION): Override.
3191 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
3193 2007-01-18 Julian Brown <julian@codesourcery.com>
3194 Richard Sandiford <richard@codesourcery.com>
3196 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
3197 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
3198 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
3200 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
3202 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
3204 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3206 * doc/install.texi: Document m68k-uclinuxoldabi.
3207 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
3208 * config/m68k/uclinux-oldabi.h: New file, copied from
3209 config/m68k/uclinux.h.
3211 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
3213 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
3214 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
3215 (m32r_compute_frame_size): Use unsigned for regno.
3216 (m32r_reload_lr): Use gen_frame_mem.
3218 (m32r_output_function_epilogue): Don't output the function epilogue
3220 (m32r_expand_epilogue): New.
3221 (direct_return): Return false if the function has the interrupt
3223 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
3224 * config/m32r/m32r.md (epilogue): New expander.
3225 (return_lr, return_rte): New insns.
3226 (return): Make it expander.
3227 (return_normal): New expander.
3229 2007-01-18 Josh Conner <jconner@apple.com>
3232 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
3233 support for UNLE, UNLT, UNGE, and UNGT.
3235 2007-01-18 Jan Hubicka <jh@suse.cz>
3237 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
3238 * tree-tailcall (add_virtual_phis): Likewise.
3239 (optimize_tail_call): Return TODOs.
3240 (execute_tail_calls): Return TODOs.
3241 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
3242 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
3244 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
3245 Cleanup cfg using TODO.
3246 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
3247 * passes.c (execute_function_todo): When cleanup did something, remove
3249 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
3250 (make_edges): Don't cleanup_cfg.
3252 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
3254 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
3255 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
3256 operate on the top of stack.
3257 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
3258 register handling of instructions that output to the second
3260 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
3261 (move_for_stack_reg): Special-case check for dead destination
3262 stack slot for constant load of 1.0 inside UNSPEC_TAN.
3264 * config/i386/i386.md (UNSPEC_TAN): New constant.
3265 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
3266 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
3267 to correctly model move of constant 1.0 to top stack slot.
3268 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
3269 (unnamed peephole2 pattern): Remove corresponding peephole2
3270 pattern that optimizes tan insn and loading of constant 1.0.
3271 (tanxf2): Use fptanxf4_i387.
3272 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
3273 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
3274 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3275 disable patterns for SSE math.
3276 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
3277 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
3279 2007-01-18 Dirk Mueller <dmueller@suse.de>
3280 Richard Guenther <rguenther@suse.de>
3283 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
3284 * common.opt (Warray-bounds): Add new warning option.
3285 * c-opts.c (c_common_handle_option): Define -Warray-bounds
3287 * Makefile.in: make tree-vrp.o depend on toplev.h
3288 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
3290 (check_array_refs, check_array_bounds, check_array_ref): New.
3292 2007-01-18 Jan Hubicka <jh@suse.cz>
3294 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
3295 (execute_ssa_ccp): Return flags conditionally.
3296 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
3298 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
3300 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
3302 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
3303 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
3305 * Makefile.c (GTFILES): Add cfglayout.h.
3306 * gengtype.c (open_base_files): Likewise.
3307 * cfglayout.c (cfg_layout_function_footer,
3308 cfg_layout_function_header) Reindent to make gengtype happy.
3309 * cfglayout.h (cfg_layout_function_footer,
3310 cfg_layout_function_header): Add GTY(()) marker.
3312 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
3314 2007-01-18 Ben Elliston <bje@au.ibm.com>
3316 * genautomata.c (write_automata): Include xstrerror output in the
3317 error message if writing the DFA description file fails.
3319 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
3321 * config/mips/mips-protos.h (mips_output_external): Make it
3323 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
3324 * config/mips/mips.c (irix_output_external_libcall): Likewise.
3325 (extern_list): Likewise.
3326 (extern_head): Likewise.
3327 (TARGET_ASM_FILE_END): Likewise.
3328 (mips_file_end): Likewise.
3329 (mips_output_external): Rewritten.
3331 2007-01-18 Ben Elliston <bje@au.ibm.com>
3333 * genpreds.c (write_insn_preds_c): Only write out the function
3334 body for regclass_for_constraint if we have register constraints.
3336 2007-01-17 Tom Tromey <tromey@redhat.com>
3338 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
3339 * doc/install.texi (Testing): Use sourceware.org.
3340 (Binaries): Likewise.
3341 (Specific): Likewise.
3342 * doc/contrib.texi (Contributors): Use sourceware.org.
3344 2007-01-17 Anatoly Sokolov <aesok@post.ru>
3346 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
3347 (AVR_ENHANCED): Rename to ...
3348 (AVR_HAVE_MUL): ... new.
3349 (avr_enhanced_p): Rename to ...
3350 (avr_have_mul_p): ... new.
3351 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
3352 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
3353 * config/avr/avr.c (avr_enhanced_p): Rename to ...
3354 (avr_have_mul_p): ... new.
3355 (base_arch_s): Rename 'enhanced' to 'have_mul'.
3356 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
3357 'avr_enhanced_p' and 'enhanced'.
3358 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
3359 AVR_HAVE_MUL instead of AVR_ENHANCED.
3360 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
3361 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
3362 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
3363 instead of AVR_ENHANCED.
3364 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
3365 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
3366 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
3368 2007-01-17 Ian Lance Taylor <iant@google.com>
3370 * vec.h (VEC_reserve_exact): Define.
3371 (vec_gc_p_reserve_exact): Declare.
3372 (vec_gc_o_reserve_exact): Declare.
3373 (vec_heap_p_reserve_exact): Declare.
3374 (vec_heap_o_reserve_exact): Declare.
3375 (VEC_OP (T,A,reserve_exact)): New static inline function, three
3377 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
3379 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
3380 (VEC_OP (T,A,copy)) [all versions]: Likewise.
3381 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
3382 * vec.c (calculate_allocation): Add exact parameter. Change all
3384 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
3385 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
3386 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
3387 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
3388 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
3389 (vec_heap_p_reserve_exact): New function.
3390 (vec_heap_o_reserve_exact): New function.
3392 2007-01-17 Jan Hubicka <jh@suse.cz>
3394 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
3396 2007-01-17 Eric Christopher <echristo@apple.com>
3398 * config.gcc: Support core2 processor.
3400 2007-01-16 Jan Hubicka <jh@suse.cz>
3402 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
3403 the names, just unlink the chain so we don't crash on dangling pointers
3406 2007-01-16 Jan Hubicka <jh@suse.cz>
3408 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
3409 * tree-pass.h: Reorder to make IPA passes appear toegher.
3410 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
3411 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
3412 parameters, do not call early inliner.
3413 * ipa-inline.c: Update comments. Include tree-flow.h
3414 (cgraph_decide_inlining): Do not compute inlining parameters.
3415 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
3416 be called with function context set up.
3417 (pass_ipa_inline): Remove unreachable functions before pass.
3418 (cgraph_early_inlining): Simplify assuming to be called from the
3420 (pass_early_inline): New pass.
3421 (cgraph_gate_ipa_early_inlining): New gate.
3422 (pass_ipa_early_inline): Turn into simple wrapper.
3423 (compute_inline_parameters): New function.
3424 (gate_inline_passes): New gate.
3425 (pass_inline_parameters): New pass.
3426 (apply_inline): Move here from tree-optimize.c
3427 (pass_apply_inline): New pass.
3428 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
3430 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
3432 (tree_function_versioning): Do not allocate dummy struct function.
3433 * tree-inline.h (optimize_inline_calls): Update prototype.
3434 * tree-optimize.c (execute_fixup_cfg): Export.
3435 (pass_fixup_cfg): Remove
3436 (tree_rest_of_compilation): Do not apply inlines.
3437 * tree-flow.h (execute_fixup_cfg): Declare.
3438 * Makefile.in (gt-passes.c): New.
3439 * passes.c: Include gt-passes.h
3440 (init_optimization_passes): New passes.
3441 (nnodes, order): New static vars.
3442 (do_per_function_toporder): New function.
3443 (execute_one_pass): Dump current pass here.
3444 (execute_ipa_pass_list): Don't dump current pass here.
3446 2007-01-16 Janis Johnson <janis187@us.ibm.com>
3448 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
3449 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
3451 2007-01-16 David Edelsohn <edelsohn@gnu.org>
3453 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
3454 (strong_alias): Define.
3455 (__gcc_qmul): Provide non-FMA for soft-float.
3461 (__gcc_qunord): New.
3471 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
3472 soft-float functions.
3473 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
3474 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
3475 about long double soft float.
3477 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
3478 Tehila Meyzels <tehila@il.ibm.com>
3480 * tree-vectorizer.h (is_pattern_stmt_p): New.
3481 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
3482 formatting (tabs instead of spaces). Cleanup and clarify setting
3483 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
3484 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
3485 (vectorizable_type_demotion): Check that types are integral.
3486 (vectorizable_type_promotion): Likewise.
3487 (vectorizable_store): Fix typo. Eliminate new-line at end of
3490 2007-01-16 Jan Hubicka <jh@suse.cz>
3492 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
3495 2007-01-15 Eric Christopher <echristo@apple.com>
3497 * ifcvt.c: Include vec.h, vecprim.h.
3498 (check_cond_move_block): New argument regs.
3499 Reorganize. Add registers used to regs.
3500 (cond_move_process_if_block): Use regs set above as
3503 2007-01-15 Eric Christopher <echristo@apple.com>
3505 * config/darwin.h: Update copyright.
3506 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
3507 (LINK_COMMAND_SPEC): Add -u.
3508 (LINK_SPEC): Fix umbrella for above.
3510 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
3512 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
3515 2007-01-15 Tom Tromey <tromey@redhat.com>
3517 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
3518 * doc/install.texi (Testing): Don't mention jacks.
3519 (Configuration): Document --enable-java-maintainer-mode. Move
3520 --with-java-home to libgcj-specific section. Document
3522 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
3524 2007-01-15 Jan Hubicka <jh@suse.cz>
3526 * tree-ssa-dce.c (DCE_TODOs): New.
3527 (propagate_necessity): Return if something changed.
3528 (eliminate_unnecessary_stmts): Likewise.
3529 (perform_tree_ssa_dce): Return TODO flags when needed.
3530 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
3532 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
3534 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
3535 (fyl2x_extend<mode>xf3_i387): New insn pattern.
3536 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
3537 patterns using X87MODEF12 mode macro. Extend operand 1
3538 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
3539 (log10<mode>2): Ditto.
3540 (log2<mode>2): Ditto.
3541 (log1p<mode>2): Ditto.
3542 (logb<mode>2): Ditto.
3543 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
3544 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
3545 (*fxtractxf3_i387): Rename from *fxtractxf3.
3546 (fxtract_extend<mode>xf3_i387): New insn pattern.
3547 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
3548 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
3549 and gen_fyl2xxf3_i387().
3551 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
3553 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
3554 * cfgloopmanip.c (fix_loop_placement): Made static. Use
3555 get_loop_exit_edges. Changed return type to bool.
3556 * cfgloop.h (fix_loop_placement): Declaration removed.
3558 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
3560 * param.h (MIN_VECT_LOOP_BOUND): New.
3561 * params.def (MIN_VECT_LOOP_BOUND): New.
3562 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
3563 argument - minimum threshold for number of iterations.
3564 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
3565 argument to declaration.
3566 * tree-vect-analyze.c (vect_analyze_operations): Check value of
3567 MIN_VECT_LOOP_BOUND.
3568 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
3569 slpeel_tree_peel_loop_to_edge with additional argument.
3570 (vect_do_peeling_for_alignment): Likewise.
3571 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
3573 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
3576 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
3579 2007-01-14 Jan Hubicka <jh@suse.cz>
3581 * tree-dfa.c (remove_referenced_var): New function.
3582 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
3583 prune referenced vars list too.
3584 * tree-flow.h (remove_referenced_var): Declare.
3586 2007-01-14 Jan Hubicka <jh@suse.cz>
3588 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
3590 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
3591 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
3592 * except.h (verify_eh_throw_table_statements): Kill prototype.
3593 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
3594 into call exrepssions.
3595 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
3597 * tree-cfg.c: Include pointer-set.h.
3598 (verify_node_sharing): Work on pointer set.
3599 (verify_eh_throw_stmt_node): New.
3600 (verify_stmts): Use pointers sets, verify throw_stmt.
3602 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
3604 * ipa-reference.c (analyze_function): Consider also addresses taken
3607 2007-01-12 Roger Sayle <roger@eyesopen.com>
3609 * c-typeck.c (null_pointer_constant_p): Replace use of
3610 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
3611 (build_c_cast): Likewise.
3613 2007-01-12 Roger Sayle <roger@eyesopen.com>
3615 * tree.h (force_fit_type_double): Remove unused final argument.
3616 * c-common.c (constant_expression_warning): Replace use of
3617 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
3618 (convert_and_check): Likewise.
3619 (shorten_compare): Update call to force_fit_type_double.
3620 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
3621 * convert.c (convert_to_pointer): Update call to
3622 force_fit_type_double.
3623 * fold-const.c (force_fit_type_double): Remove overflowed_const
3625 (int_const_binop, fold_convert_const_int_from_int,
3626 fold_convert_const_int_from_real, fold_div_compare,
3627 fold_sign_changed_comparison, fold_unary, fold_negate_const,
3628 fold_abs_const, fold_not_const): Remove the final argument from
3629 calls to force_fit_type_double.
3631 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3633 * configure.ac: Set insn to "nop" for spu-*-* also.
3634 * configure: Regenerate.
3636 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
3638 * builtins.def : Add BUILT_IN_FREE.
3640 2007-01-12 Jan Hubicka <jh@suse.cz>
3642 PR tree-optimization/30443
3643 * tree-inline.c (tree_function_versioning): Do not optimize when
3644 cloning for inlining.
3646 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
3648 * doc/loop.texi: Document recording of loop exits.
3649 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
3650 (update_single_exits_after_duplication,
3651 update_single_exit_for_duplicated_loop,
3652 update_single_exit_for_duplicated_loops): Removed.
3653 (duplicate_loop_to_header_edge): Do not call
3654 update_single_exits_after_duplication and
3655 update_single_exit_for_duplicated_loops.
3656 (loop_version): Do not update single_exit information.
3657 (fix_loop_structure): Use record_loop_exits instead of
3658 mark_single_exit_loops.
3659 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
3660 the lists of loop exits.
3661 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
3662 split_edge, merge_blocks): Update the lists of loop exits.
3663 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
3664 loop_optimizer_init.
3665 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
3666 of mark_single_exit_loops.
3667 (loop_optimizer_finalize): Call release_recorded_exits.
3668 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
3669 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
3670 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
3671 update single exit information.
3672 * lambda-code.c (perfect_nestify): Ditto.
3673 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
3674 (mark_single_exit_loops): Removed.
3675 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
3676 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
3677 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
3679 (get_loop_exit_edges, single_exit): Use recorded exit lists.
3680 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
3681 (verify_loop_structure): Verify consistency of the exit lists.
3682 (flow_loops_find): Use alloc_loop. Initialize exits hash.
3683 (set_single_exit): Removed.
3684 * cfgloop.h (struct loop_exit): New function.
3685 (struct loop): single_exit_ field replaced by exits field.
3686 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
3687 (struct loops): Added exits hash.
3688 (mark_single_exit_loops, set_single_exit): Declaration removed.
3689 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
3691 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3693 * doc/invoke.texi: Avoid use of @headitem.
3695 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3697 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
3699 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3701 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
3704 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
3705 Richard Sandiford <richard@codesourcery.com>
3707 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
3708 * config/m68k/m68k.opt: Resort options.
3709 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
3711 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
3712 Richard Sandiford <richard@codesourcery.com>
3714 * doc/invoke.texi: Document the macros that are defined by
3715 m68k's -mtune and -mhard-float options.
3716 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
3717 (m68k_cpp_cpu_family): Likewise.
3718 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
3719 of __ucfv*__ macros. Define __mcffpu__ if generating code for
3720 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
3721 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
3722 (m68k_cpp_cpu_family): Likewise.
3724 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3726 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
3727 macros besides mc68000 as tuning macros. Use a switch statement
3728 to set them and mcpu32.
3730 2007-01-12 Julian Brown <julian@codesourcery.com>
3732 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
3733 (TARGET_68040_ONLY): Rename to...
3734 (TARGET_68040): ...this.
3735 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
3736 * config/m68k/m68k.md: Likewise.
3738 2007-01-12 Julian Brown <julian@codesourcery.com>
3739 Nathan Sidwell <nathan@codesourcery.com>
3740 Richard Sandiford <richard@codesourcery.com>
3742 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
3743 the -mcpu= argument associated with the --with-cpu setting.
3744 Define M68K_DEFAULT_TUNE to the default -mtune= option,
3745 if different from the one implied by the -mcpu setting.
3746 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
3747 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
3748 * doc/invoke.texi: Mention ColdFire in the introduction to the
3749 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
3750 -mno-div and -mhard-float options. Make -m68881 a synonym for
3751 -mhard-float. Document the previously-undocumented -m5206e,
3752 -m528x, -m5307 and -m5407 options. Tweak the existing option
3753 documentation for consistency.
3754 * doc/install.texi: Mention new --with-cpu arguments.
3755 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
3756 default CPU if neither -mcpu nor -march are specified.
3757 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
3758 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
3759 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
3760 using m68k_tune to decide between families that implement the
3761 same ISA. Use m68k_tune to set __mcfv4e__.
3762 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
3763 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
3764 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
3765 (FL_ISA_C, FL_ISA_MMU): New macros.
3766 (MASK_COLDFIRE): Delete.
3767 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
3768 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
3769 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
3770 (TARGET_HARD_FLOAT): Do not define here.
3771 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
3772 (TUNE_68000): New macro.
3773 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
3774 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
3775 (TUNE_CFV2): Redefine in terms of m68k_tune.
3776 (uarch_type, target_device, fpu_type): New enums.
3777 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
3778 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
3779 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
3780 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
3781 (FL_FOR_isa_c): New macros.
3782 (m68k_isa): New enum.
3783 (m68k_target_selection): New structure.
3784 (all_devices, all_isas, all_microarchs): New tables.
3785 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
3786 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
3787 (MASK_ALL_CPU_BITS): Delete.
3788 (m68k_find_selection): New function.
3789 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
3790 Map the legacy target options to a combination of the new ones.
3791 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
3792 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
3793 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
3795 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
3796 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
3798 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
3799 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
3800 * config/m68k/m68k-devices.def: New file.
3802 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3803 Nathan Sidwell <nathan@codesourcery.com>
3805 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
3806 (SUBTARGET_EXTRA_SPECS): New macros.
3807 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
3808 use %(asm_cpu_spec) instead.
3809 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
3810 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
3811 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
3812 (EXTRA_SPECS): Rename to...
3813 (SUBTARGET_EXTRA_SPECS): ...this.
3815 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
3816 Richard Sandiford <richard@codesourcery.com>
3817 Julian Brown <julian@codesourcery.com>
3819 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
3820 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
3821 to the configuration's default CPU.
3822 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
3823 Remove default masks.
3824 (m680[012]0-*-*): Set the default with_cpu to the first part of
3826 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
3827 (m68k*-*-linux): Extend the --with-cpu handling to...
3828 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
3829 and m68010. Don't set target_cpu_default2.
3830 * doc/install.texi: Document --with-cpu for m68k.
3831 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
3832 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
3833 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
3834 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
3835 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
3836 (ASM_SPEC): Remove use of %(asm_cpu_default).
3837 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
3838 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
3839 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
3840 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
3841 __HAVE_FPU__ if TARGET_HARD_FLOAT.
3842 (TARGET_DEFAULT): Delete.
3843 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
3844 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
3845 (CPP_CPU_SPEC): Delete.
3846 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
3847 the appropriate string.
3848 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
3849 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
3850 (ASM_SPEC): Don't use %(asm_default_spec).
3851 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
3852 TARGET_DEFAULT and add MASK_68881.
3853 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
3855 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3857 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
3858 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
3859 MASK_68010 alongside MASK_68020.
3860 * doc/invoke.texi: Document -m68010.
3861 * config/m68k/m68k.opt (m68010): New.
3862 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
3864 (TUNE_68010): New macro.
3865 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
3866 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
3867 (M68K_CPU_m68332): Add MASK_68010.
3868 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
3869 fallback definition.
3870 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
3872 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
3873 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
3874 to all entries that use MASK_68020.
3875 (output_move_simode_const, output_move_himode, output_move_qimode)
3876 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
3877 instead of TARGET_68020 to select clr behavior. Remove comment
3878 about there being no TARGET_68010.
3879 * config/m68k/m68k.md: Likewise throughout.
3881 2007-01-12 Julian Brown <julian@codesourcery.com>
3883 * config/m68k/m68k.h (TARGET_ISAB): New macro.
3884 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
3885 * config/m68k/m68k.md: Likewise.
3887 2007-01-12 Julian Brown <julian@codesourcery.com>
3889 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
3890 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
3892 2007-01-12 Julian Brown <julian@codesourcery.com>
3894 * config/m68k/m68k.h (TUNE_68040_60): New macro.
3895 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
3896 * config/m68k/m68k.md: Likewise.
3898 2007-01-12 Julian Brown <julian@codesourcery.com>
3899 Richard Sandiford <richard@codesourcery.com>
3901 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
3902 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
3903 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
3905 (TARGET_CPU32): Rename to...
3906 (TUNE_CPU32): ...this.
3907 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
3908 (TUNE_CFV2): New macros.
3909 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
3910 remove conditions that are implied by TARGET_68020.
3911 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
3912 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
3913 (m68k_output_function_epilogue): Likewise.
3914 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
3915 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
3916 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
3917 non-68000 timings. Refactor multiplication and division costs.
3918 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
3919 TUNE_CPU32 instead of TARGET_CPU32.
3920 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
3921 and TUNE_68060 instead of TARGET_68060.
3922 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
3923 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
3925 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
3926 && !TARGET_COLDFIRE" to choose between moveq and clr.
3927 Likewise in the unnamed movsf pattern.
3928 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
3929 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
3932 2007-01-12 Richard Sandiford <richard@codesourcery.com>
3934 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
3935 of tabbing before backslashes.
3937 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3939 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
3940 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
3941 (ASM_OUTPUT_INTERNAL_LABEL): Define.
3943 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3945 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
3946 find_interesting_uses_cond.
3947 (find_interesting_uses_cond): Use extract_cond_operands.
3948 (rewrite_use_compare): Use extract_cond_operands and
3949 force_gimple_operand_bsi. Do not call update_stmt.
3950 (determine_use_iv_cost_condition): Use extract_cond_operands.
3951 Return cheaper of using original bound and changing the exit bound.
3953 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3955 PR tree-optimization/29516
3956 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
3957 most_expensive_mult_to_index, addr_to_parts,
3958 create_mem_ref, maybe_fold_tmr): Make the type of
3959 fields of TARGET_MEM_REF sizetype.
3960 (move_fixed_address_to_symbol, move_pointer_to_base):
3962 * tree.def (TARGET_MEM_REF): Add comment on types of
3965 2007-01-11 Joseph Myers <joseph@codesourcery.com>
3967 * c-common.c (vector_types_convertible_p): Treat opaque types as
3968 always convertible if they have the same size, but not otherwise.
3970 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
3972 * ifcvt.c (struct noce_if_info): Add comments to the fields.
3973 Remove the b_unconditional field.
3974 (noce_try_sign_mask): Do not look at b_unconditional.
3975 (noce_process_if_block): Do not use merge_if_blocks. Update
3976 the CFG here. Do not set b_unconditional.
3977 (cond_move_process_if_block): Likewise.
3978 (find_cond_trap): Likewise.
3979 (check_cond_move_block): Require simple jump insns at the end
3982 2007-01-11 Jan Hubicka <jh@suse.cz>
3984 PR tree-optimization/1046
3985 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
3986 when alias info is not ready.
3987 (pass_tail_recursion): Do not require aliasing.
3988 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
3989 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
3990 * tree-ssa-copy.c (pass_copy_prop): Likewise.
3991 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
3992 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
3993 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
3994 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
3996 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
3997 When aliasing is not build, mark statement as volatile.
3999 2007-01-11 Tom Tromey <tromey@redhat.com>
4001 PR preprocessor/15185, PR preprocessor/20989:
4002 * doc/cppopts.texi <-MT>: Update description of algorithm for
4003 computing default target.
4004 <-M, -MD>: Reword "basename" text.
4006 2007-01-11 Roger Sayle <roger@eyesopen.com>
4008 * builtins.c (expand_builtin_pow, expand_builtin_powi,
4009 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
4010 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
4011 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
4012 fold_builtin_bswap, real_constp, fold_builtin_pow,
4013 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
4014 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
4015 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4016 * convert.c (convert_to_pointer): Likewise.
4017 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
4018 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
4019 const_binop, fold_convert_const_int_from_int,
4020 fold_convert_const_int_from_real,
4021 fold_convert_const_real_from_real, sign_bit_p,
4022 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
4023 fold_sign_changed_comparison, fold_unary, fold_comparison,
4024 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
4025 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
4026 * print-tree.c (print_node_brief, print_node): Likewise.
4027 * stor-layout.c (place_field, layout_type): Likewise.
4028 * tree-chrec.c (keep_cast): Likewise.
4029 * tree.c (build_vector, build_real, build_real_from_int_cst,
4030 build_complex): Likewise.
4032 2007-01-11 Roger Sayle <roger@eyesopen.com>
4034 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
4035 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
4037 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
4039 * configure.ac (strict1_warn): Rename to strict_warn.
4040 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
4041 cc_set_by_configure, quoted_cc_set_by_configure,
4042 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
4043 all_boot_languages, all_stagestuff): Remove.
4044 (target_list): Remove bootstrap targets.
4045 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
4046 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
4047 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
4048 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
4049 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
4050 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
4051 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
4052 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
4053 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
4054 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
4055 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
4056 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
4057 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
4058 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
4059 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
4060 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
4061 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
4062 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
4063 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
4064 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
4065 (mostlyclean): Adjust.
4066 (clean, distclean): Don't mention bootstrap stuff.
4067 * configure: Regenerate.
4068 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
4069 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
4070 treelang/config-lang.in (stagestuff): Remove.
4071 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
4072 stageprofile, stagefeedback, stagestuff): Remove mention.
4074 2007-01-11 Nick Clifton <nickc@redhat.com>
4076 * config/mcore/predicates.md (mcore_general_movesrc_operand):
4078 (mcore_general_movdst_operand): Do not accept CONST_INTs.
4079 (mcore_arith_K_S_operand): Run the test for the S constraint not
4080 the test for the M constraint.
4081 (mcore_addsub_operand): Do not accept integer values that are
4082 larger than 32 bits.
4083 * config/mcore/mcore.md: Remove unused constraints from split.
4084 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
4086 (allocate_stack): Likewise.
4087 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
4088 operands to 32 bits.
4089 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
4091 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
4092 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
4093 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
4094 mcore_output_bclri, mcore_output_andn, output_inline_const,
4095 mcore_output_move, mcore_output_movedouble): Likewise.
4096 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
4097 (output_inline_const): Likewise.
4098 (output_inline_const): Fix format strings used in sprintf
4100 * config/mcore/mcore-protos.h: Update prototypes for changed
4101 functions in mcore.c.
4102 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
4103 HOST_WIDE_INT and not int.
4104 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
4105 CONST_OK_FOR_N): Likewise.
4106 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
4107 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
4110 2007-01-10 Jan Hubicka <jh@suse.cz>
4112 * tree-vrp.c (remove_range_assertions): Release defs.
4113 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
4114 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
4116 2007-01-10 Paul Brook <paul@codesourcery.com>
4118 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
4119 * config/arm/arm.md (mulsi3subsi): New insn.
4121 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
4123 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
4124 (tree_transform_and_unroll_loop): New.
4125 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
4128 2007-01-10 Robert Kennedy <jimbob@google.com>
4130 * fold-const.c (fold_comparison): Fold comparisons like (x *
4131 1000 < 0) to (x < 0).
4133 2007-01-10 Ian Lance Taylor <iant@google.com>
4135 * tree-pretty-print.c (dump_generic_node): Print parentheses when
4136 operands have the same priority.
4138 2007-01-10 Tom Tromey <tromey@redhat.com>
4140 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
4141 (fold_binary): Likewise.
4142 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
4143 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
4144 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
4145 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
4146 * langhooks.h (struct lang_hooks): Removed field
4147 'can_use_bit_fields_p'.
4149 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
4151 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
4153 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
4155 * function.c (get_last_funcdef_no): New function.
4156 * function.h (get_last_funcdef_no): Declare.
4157 * tree-inline.c (initialize_cfun): Add initialization.
4158 (tree_function_versioning): Cleanup.
4160 2007-01-10 Jan Hubicka <jh@suse.cz>
4162 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
4165 2007-01-10 Sa Liu <saliu@de.ibm.com>
4166 Ben Elliston <bje@au.ibm.com>
4168 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
4169 for SAVE_NONLOCAL and Pmode for any other save level.
4170 * spu-protos.h (spu_restore_stack_block): Declare.
4171 * spu.md (save_stack_block): Remove.
4172 (restore_stack_block): Call spu_restore_stack_block.
4173 * spu.c (spu_restore_stack_block): New function.
4174 (spu_expand_epilogue): Remove old comment.
4176 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
4178 PR tree-optimization/30322
4179 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
4180 (cand_value_at): Return the value as aff_tree.
4181 (may_eliminate_iv): Convert the bound from aff_tree to tree.
4182 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
4183 aff_combination_mult): New functions.
4184 (aff_combination_add): Use aff_combination_add_cst.
4185 (aff_combination_convert): Allow conversions to a wider type.
4186 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
4187 * tree-affine.h (aff_combination_mult): Declare.
4189 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
4191 * doc/tm.texi: Update documentation to reflect reality of exec
4192 and start file search behaviours. Update copyright year.
4193 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
4194 header file directories.
4196 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
4198 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
4199 (*cosxf2): Rename to cosxf2_i387.
4200 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
4201 using X87MODEF12 mode macro. Rename patterns to
4202 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
4204 (*cosdf2, *cossf2): Ditto.
4205 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
4206 to match extended input operands.
4207 (sincos<mode>3): New expander.
4208 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
4209 insn patterns and corresponding splitters.
4211 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
4213 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
4214 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
4216 2007-01-09 Nicolas Pitre <nico@cam.org>
4219 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
4221 2007-01-08 Geoffrey Keating <geoffk@apple.com>
4223 * target.h (struct gcc_target): New field library_rtti_comdat.
4224 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
4225 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
4226 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
4227 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
4229 2007-01-08 Geoffrey Keating <geoffk@apple.com>
4231 * doc/invoke.texi (Optimize Options): Correct description of -O0.
4233 2007-01-08 Richard Guenther <rguenther@suse.de>
4235 * tree.h (force_fit_type_double): Export.
4236 (force_fit_type): Remove.
4237 * fold-const.c (force_fit_type_double): New function.
4238 (force_fit_type): Remove.
4239 (int_const_binop): Use it.
4240 (fold_convert_const_int_from_int): Likewise.
4241 (fold_convert_const_int_from_real): Likewise.
4242 (fold_div_compare): Likewise.
4243 (fold_sign_changed_comparison): Likewise.
4244 (fold_unary): Likewise.
4245 (fold_negate_const): Likewise.
4246 (fold_abs_const): Likewise.
4247 (fold_not_const): Likewise.
4248 * c-common.c (shorten_compare): Use force_fit_type_double.
4249 * convert.c (convert_to_pointer): Likewise.
4251 2007-01-08 Richard Guenther <rguenther@suse.de>
4253 * tree.h (build_int_cst_wide_type): Export.
4254 * tree.c (build_int_cst_wide_type): New function.
4255 (build_int_cst_wide): Fix comment.
4256 * builtins.c (fold_builtin_object_size): Use build_int_cst
4257 to build -1 or 0 of the correct type. Use fit_double_type
4258 to check for overflow.
4259 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
4261 (decode_field_reference): Likewise.
4262 (all_ones_mask_p): Likewise.
4263 (native_interpret_int): Use build_int_cst_wide_type.
4264 (fold_binary): Use build_int_cst_type to build an all-ones
4266 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
4268 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
4270 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
4272 2007-01-09 Ben Elliston <bje@au.ibm.com>
4274 * genautomata.c (STATS_OPTION): New option.
4275 (stats_flag): New flag.
4276 (gen_automata_option): Handle it.
4277 (initiate_automaton_gen): Ditto.
4278 (write_automata): Output statistics only if stats_flag is
4279 set. Likewise, output time statistics only if time_flag is set.
4280 * doc/md.texi (Processor pipeline description): Document new flag.
4282 2007-01-08 Richard Guenther <rguenther@suse.de>
4284 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
4285 * tree.c (build_int_cst_type): Likewise.
4286 (size_in_bytes): Don't call force_fit_type on the result.
4287 (int_fits_type_p): Use fit_double_type.
4288 * fold-const.c (fit_double_type): New function.
4289 (force_fit_type): Use it.
4290 * tree.h (fit_double_type): Export.
4292 2007-01-08 Jan Hubicka <jh@suse.cz>
4294 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
4295 * ipa.c (function_and_variable_visibility): Fix return type.
4297 2007-01-08 Richard Guenther <rguenther@suse.de>
4299 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
4300 of offset to build the index.
4301 * tree-pretty-print.c (dump_generic_node): Don't build negated
4302 const just for printing.
4303 * c-pretty-print.c (pp_c_integer_constant): Likewise.
4304 * builtins.c (fold_builtin_int_roundingfn): Check if result
4305 fits the type by using force_fit_type and comparing the result.
4306 * predict.c (predict_loops): Use compare_tree_int for comparison.
4307 * tree.c (build_int_cst): Fall back to integer_type_node for
4309 (build_int_cst_wide): Assert type is non-null.
4311 2007-01-08 Roberto Costa <roberto.costa@st.com>
4313 * tree-vrp.c (extract_range_from_cond_expr): New.
4314 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
4315 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
4317 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
4318 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
4319 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
4320 used as expressions.
4321 * tree-object-size.c (cond_expr_object_size): New.
4322 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
4324 2007-01-08 Jan Hubicka <jh@suse.cz>
4326 * tree-ssa-forwprop.c (forward_propagate_into_cond,
4327 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
4330 2007-01-08 Richard Guenther <rguenther@suse.de>
4332 PR tree-optimization/23603
4333 * tree-vrp.c (set_value_range_to_truthvalue): New function.
4334 (extract_range_from_binary): Fall back to truthvalue instead of
4335 varying for TRUTH_*_EXPR.
4336 (extract_range_from_comparison): Fall back to truthvalue instead of
4338 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
4339 if all visited PHI values were constant.
4341 2007-01-08 Jan Hubicka <jh@suse.cz>
4343 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
4344 (cgraph_analyze_function): break out from ...
4345 (cgraph_finalize_compilation_unit): ... here.
4346 (cgraph_expand_function): Remove forgoten commented out line.
4347 (cgraph_optimize): Analyze functions.
4349 2007-01-08 Jan Hubicka <jh@suse.cz>
4351 * tree-pas.h (TODO_remove_function): New flag.
4352 (TODO_update*): Renumber.
4353 (pass_ipa_increase_alignment,
4354 pass_ipa_function_and_variable_visibility): New passes.
4355 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
4356 (cgraph_function_and_variable_visibility): Move to ipa.c
4357 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
4358 cgraph_increase_alignment.
4359 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
4360 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
4361 calling tree-inline.
4362 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
4363 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
4364 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
4365 (gate_increase_alignment): New function.
4366 (pass_ipa_increase_alignment): New pass.
4367 * ipa.c: Inline tree-pass.h and timevar.h
4368 (function_and_variable_visibility): Move here from cgraphunit.c
4369 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
4370 * passes.c (init_optimization_passes): Add the two new passes.
4371 (execute_todo): Handle cgraph_remove_functions.
4373 2007-01-08 Nick Clifton <nickc@redhat.com>
4375 * config/frv/predicates.md (reg_or_0_operand): Accept
4378 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
4380 * config/bfin/rtems.h, config/bfin/t-rtems: New.
4381 * config.gcc: Add bfin*-rtems*.
4383 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
4385 * c.opt: Add -flax-vector-conversions.
4386 * c-typeck.c (convert_for_assignment): Pass flag to
4387 vector_types_convertible_p to allow emission of note.
4388 (digest_init): Likewise.
4389 * c-opts.c: Handle -flax-vector-conversions.
4390 * c-common.c (flag_lax_vector_conversions): New.
4391 (vector_types_convertible_p): Unless -flax-vector conversions
4392 has been passed, disallow conversions between vectors with
4393 differing numbers of subparts and/or element types. If such
4394 a conversion is disallowed, possibly emit a note on the first
4395 occasion only to inform the user of -flax-vector-conversions.
4396 The new last argument specifies this.
4397 * c-common.h (flag_lax_vector_conversions): New.
4398 (vector_types_convertible_p): Add extra argument.
4399 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
4400 char_type_node for V*QI type vectors.
4401 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
4402 Update to satisfy new typechecking rules.
4403 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
4405 * doc/invoke.texi (C Dialect Options): Document
4406 -flax-vector-conversions.
4408 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
4410 PR tree-optimization/29877
4411 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
4412 a register variable on the RHS to not be replaceable.
4414 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
4415 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
4416 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
4417 const_simm15, const_pow2, const_npow2): Added.
4418 * config/score/misc.md (insv, extv, extzv, movmemsi,
4419 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
4420 * config/score/score.c (score_address_cost, score_select_cc_mode):
4422 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
4423 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
4424 Update score_print_operand.
4425 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
4426 Adjust register allocate order and update some macro define.
4427 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
4428 mdx_block_move_straight, mdx_block_move_loop_head,
4429 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
4430 mdx_block_move): Added.
4431 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
4432 mdp_limm): Updated and fix some bug and typo.
4433 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
4434 (movsf, movdf, doloop_end): Added.
4436 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
4438 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
4439 config/arm/thumb2.md: Fix comment typos.
4440 * doc/extend.texi: Fix a typo.
4442 2007-01-07 Eric Christopher <echristo@apple.com>
4444 * configure.ac: Check for __stack_chk_fail for darwin.
4445 * configure: Regenerate.
4447 2007-01-07 Richard Guenther <rguenther@suse.de>
4449 * tree-vrp.c (extract_range_from_assert): CSE calls to
4450 compare_values where possible.
4451 (extract_range_from_unary_expr): Likewise.
4453 2007-01-07 Anatoly Sokolov <aesok@post.ru>
4455 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
4456 * config/avr/avr.c (call_insn_operand): Delete function.
4457 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
4458 instead of register number. Use predicates.
4459 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
4460 call_insn_operand): Add.
4462 2007-01-06 Jan Hubicka <jh@suse.cz>
4464 * tree-pass.h (pass_build_cgraph_edges): Declare.
4465 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
4466 (visited_nodes): Remove.
4467 (cgraph_create_edges): Move to cgraphbuild.c; rename to
4468 build_cgrpah_edges; make visited_nodes local.
4469 (cgraph_process_new_functions): DO not call initialize_inline_failed.
4470 (record_references_in_initializer): Move to cgraphbuild.c
4471 (initialize_inline_failed, rebuild_cgraph_edges,
4472 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
4473 (verify_cgraph_node): Make visited_nodes local.
4474 (cgraph_analyze_function): Do not call cgraph_create_edges and
4475 initialize_inline_failed.
4476 (cgraph_expand_function): Do not call cgraph_lower_function;
4477 assert that function is already lowered.
4478 * Makefile.in (cgraphbuild.o): New.
4479 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
4480 at the end of lowering passes.
4482 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
4484 * ifcvt.c (cond_move_convert_if_block): New function, code
4485 factored out from...
4486 (cond_move_process_if_block): ...here. Call the new function
4487 on the THEN and ELSE blocks.
4488 (merge_if_block): Do not copy global_live_at_end, merge_blocks
4489 already takes care of this.
4491 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4494 * tree.h (TREE_OVERFLOW_P): New.
4495 * c-typeck.c (parser_build_unary_op): Warn only if result
4496 overflowed and operands did not.
4497 (parser_build_binary_op): Likewise.
4498 (convert_for_assignment): Remove redundant overflow_warning.
4499 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
4501 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4503 * c-typeck.c (store_init_value): Split over two lines to follow
4504 the GNU coding style.
4506 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
4508 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
4509 __GXX_EXPERIMENTAL_CXX0X__.
4510 * doc/cpp.texi: Same.
4512 2007-01-05 Richard Guenther <rguenther@suse.de>
4515 * tree.c (get_narrower): Do not construct COMPONENT_REFs
4516 with mismatched types. Instead explicitly build a
4517 conversion NOP_EXPR.
4519 2007-01-05 Ian Lance Taylor <iant@google.com>
4521 * c-common.c (decl_with_nonnull_addr_p): New function.
4522 (c_common_truthvalue_conversion): Call it.
4523 * c-typeck.c (build_binary_op): Likewise.
4524 * c-common.h (decl_with_nonnull_addr_p): Declare.
4526 2007-01-05 Jakub Jelinek <jakub@redhat.com>
4529 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
4532 2007-01-05 Joel Brobecker <brobecker@adacore.com>
4534 * doc/install.texi (Final install): Document the fact that
4535 the GNAT runtime should not be stripped.
4537 2007-01-04 Jan Hubicka <jh@suse.cz>
4539 * tree-inline.c (fold_marked_statements): Update operand caches
4540 and EH after folding
4542 2007-01-04 Ian Lance Taylor <iant@google.com>
4544 * c-common.c (check_function_nonnull): Whitespace fix.
4546 2007-01-04 Jan Hubicka <jh@suse.cz>
4548 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
4549 comitted older version of patch.
4550 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
4551 function, celanup cfg and collect garbage.
4553 2007-01-04 Mike Stump <mrs@apple.com>
4555 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
4558 2007-01-04 Eric Christopher <echristo@apple.com>
4560 * libgcc2.c (__bswapsi2): Use SItype.
4561 (__bswapdi2): Use DItype.
4562 * libgcc2.h: Update for above.
4564 2007-01-04 Paul Brook <paul@codesourcery.com>
4566 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
4567 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
4568 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
4569 umulsidi3, umulsidi3adddi, smulsi3_highpart,
4570 umulsi3_highpart): Make conditional on !arm_arch6.
4571 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
4572 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
4573 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
4574 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
4575 umulsi3_highpart_v6): New insns.
4577 2007-01-04 Roger Sayle <roger@eyesopen.com>
4579 * fold-const.c (fold_convert): When casting an expression to void,
4580 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
4581 have a type. Instead of attempting to build a NOP_EXPR, return
4582 these "special" trees directly.
4584 2007-01-04 Joseph Myers <joseph@codesourcery.com>
4586 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
4587 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
4588 rs6000_cost->fp not 0 as adjustment for outer NEG.
4590 2007-01-04 Jan Hubicka <jh@suse.cz>
4592 * cgraph.c (cgraph_release_function_body): New function.
4593 (cgraph_remove_node): Use it.
4594 * cgraph.h (cgraph_release_function_body): Declare.
4595 * cgraphunit.c (cgraph_expand_function): Use it.
4596 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
4597 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
4598 is initialized and while compilation of other function is running.
4599 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
4600 statement CFG annotations from here to ...
4601 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
4603 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
4605 * cfgloop.h (enum li_flags): Make the constants powers of two.
4607 2007-01-04 Jan Hubicka <jh@suse.cz>
4609 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
4611 (fold_marked_statements): New function.
4612 (optimize_inline_calls, tree_function_versioning): Fold new statements.
4613 * tree-inline.h (copy_body_data): Add statements_to_fold.
4615 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
4617 * config.gcc: Mention libgcc/config.host.
4618 * Makefile.in: Update comments mentioning libgcc.
4619 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
4620 (all.cross, start.encap, rest.encap, rest.cross): Update
4621 dependencies for libgcc move.
4622 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
4623 (clean-target, clean-target-libgcc): Delete.
4624 (srcdirify, GCC_EXTRA_PARTS): New macros.
4625 (libgcc-support, libgcc.mvars): New rules.
4626 (distclean): Remove mention of mklibgcc.
4627 (install): Don't reference INSTALL_LIBGCC.
4628 (install-common): Don't reference EXTRA_PARTS.
4629 (install-libgcc, install-multilib): Delete rules.
4630 * mklibgcc.in: Delete file.
4631 * doc/configfiles.texi: Don't mention mklibgcc.
4633 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
4634 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
4635 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
4636 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
4637 (mklibgcc, ldblspecs): Likewise.
4639 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
4640 (posixpre.def): Use $(T).
4641 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
4642 (SHLIB_SRC, SHLIB_INSTALL): Delete.
4643 (SHLIB_LINK): Make dummy.
4644 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
4646 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
4648 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
4649 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
4650 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
4651 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
4653 * configure.ac (all_outputs): Remove mklibgcc.
4654 * configure: Regenerated.
4656 2007-01-03 Josh Conner <jconner@apple.com>
4659 * calls.c (compute_argument_addresses): Set stack and stack_slot
4660 for partial args, too.
4661 (store_one_arg): Use locate.size.constant for the size when
4662 generating a save_area.
4664 2007-01-03 Robert Kennedy <jimbob@google.com>
4666 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
4667 whose definitions are deleted due to basic block merging.
4669 2007-01-03 Paul Brook <paul@codesourcery.com>
4672 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
4674 (use_return_insn): Return 0 for Thumb interrupt functions.
4675 (print_multi_reg): Add rfe argument for IRQ returns.
4676 (arm_output_epilogue): Pop interrupt return address directly into PC.
4677 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
4679 2007-01-03 Paul Brook <paul@codesourcery.com>
4681 Merge from sourcerygxx-4_1.
4682 * config/arm/thumb2.md: New file.
4683 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
4685 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
4686 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
4687 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
4688 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
4690 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
4691 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
4693 * config/arm/ieee754-sf.S: Ditto.
4694 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
4695 (thumb1_base_register_rtx_p): ... to this.
4696 (thumb_index_register_rtx_p): Rename...
4697 (thumb1_index_register_rtx_p): ... to this.
4698 (thumb_output_function_prologue): Rename...
4699 (thumb1_output_function_prologue): ... to this.
4700 (thumb_legitimate_address_p): Rename...
4701 (thumb1_legitimate_address_p): ... to this.
4702 (thumb_rtx_costs): Rename...
4703 (thumb1_rtx_costs): ... to this.
4704 (thumb_compute_save_reg_mask): Rename...
4705 (thumb1_compute_save_reg_mask): ... to this.
4706 (thumb_final_prescan_insn): Rename...
4707 (thumb1_final_prescan_insn): ... to this.
4708 (thumb_expand_epilogue): Rename...
4709 (thumb1_expand_epilogue): ... to this.
4710 (arm_unwind_emit_stm): Rename...
4711 (arm_unwind_emit_sequence): ... to this.
4712 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
4713 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
4714 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
4715 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
4716 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
4717 thumb2_output_casesi): New functions.
4718 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
4719 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
4720 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
4721 THUMB2_WORK_REGS): Define.
4722 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
4723 arm_condexec_mask, arm_condexec_masklen)): New variables.
4724 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
4725 (arm_override_options): Check new CPU capabilities.
4726 Set new architecture flag variables.
4727 (arm_isr_value): Handle v7m interrupt functions.
4728 (user_return_insn): Return 0 for v7m interrupt functions. Handle
4730 (const_ok_for_arm): Handle Thumb-2 constants.
4731 (arm_gen_constant): Ditto. Use movw when available.
4732 (arm_function_ok_for_sibcall): Return false for v7m interrupt
4734 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
4735 (thumb_find_work_register, arm_load_pic_register,
4736 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
4737 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
4738 print_multi_reg, output_mov_long_double_fpa_from_arm,
4739 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
4740 output_mov_double_fpa_from_arm, output_move_double,
4741 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
4742 output_return_instruction, arm_output_function_prologue,
4743 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
4744 arm_output_mi_thunk, thumb_set_return_address): Ditto.
4745 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
4746 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
4747 (arithmetic_instr, shift_op): Use arm_shift_nmem.
4748 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
4750 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
4751 (thumb_expand_prologue): Use thumb_set_frame_pointer.
4752 (arm_file_start): Output directive for unified syntax.
4753 (arm_unwind_emit_set): Handle stack alignment instruction.
4754 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
4755 Add v6t2, v7, v7a, v7r and v7m.
4756 (RETLDM): Add Thumb-2 code.
4757 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
4758 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
4759 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
4760 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
4761 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
4762 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
4763 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
4764 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
4765 ADJUST_INSN_LENGTH): Define.
4766 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
4767 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
4768 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
4769 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
4770 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
4771 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
4772 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
4773 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
4774 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
4775 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
4776 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
4777 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
4778 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
4779 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
4780 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
4781 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
4782 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
4784 * config/arm/arm-tune.md: Regenerate.
4785 * config/arm/arm-protos.h: Update prototypes.
4786 * config/arm/vfp.md: Enable patterns for Thumb-2.
4787 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
4788 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
4789 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
4790 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
4791 * config/arm/libunwind.S: Add Thumb-2 code.
4792 * config/arm/constraints.md: Update include Thumb-2.
4793 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
4794 * config/arm/ieee754-df.S: Ditto.
4795 * config/arm/bpabi.S: Ditto.
4796 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
4797 * config/arm/predicates.md (low_register_operand,
4798 low_reg_or_int_operand, thumb_16bit_operator): New.
4799 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
4800 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
4801 * config/arm/t-arm-elf: Add armv7 multilib.
4802 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
4804 (UNSPEC_STACK_ALIGN, ce_count): New.
4805 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
4806 arm_zero_extendsidi2, arm_zero_extendqidi2): New
4808 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
4809 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
4810 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
4811 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
4812 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
4813 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
4815 * doc/extend.texi: Document ARMv7-M interrupt functions.
4816 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
4818 2007-01-03 Jakub Jelinek <jakub@redhat.com>
4820 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
4821 (struct _Unwind_Context): Rename args_size to flags, remove
4822 signal_frame field, add a new args_size field and version field.
4823 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
4824 _Unwind_IsExtendedContext): New inline functions.
4825 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
4826 Assume by_value array is only present if _Unwind_IsExtendedContext.
4827 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
4828 _Unwind_IsSignalFrame.
4829 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
4830 (uw_update_context_1): Use _Unwind_SetSignalFrame.
4831 (uw_init_context_1): Initialize context->flags to
4832 EXTENDED_CONTEXT_BIT.
4833 * config/rs6000/linux-unwind.h (frob_update_context): Use
4834 _Unwind_SetSignalFrame.
4836 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4839 * gimplify.c (gimplify_modify_expr_complex_part): Move below
4840 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
4843 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
4845 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
4846 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
4847 RET, AT_SP): Remove.
4848 * config/i386/i386.md (*sse_prologue_save_insn): Use return
4851 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
4852 * cfgbuild.c (find_basic_blocks): Likewise.
4853 * cfgrtl.c (rtl_create_basic_block): Likewise.
4854 * function.c (temp_slots_at_level): Likewise.
4855 * reg-stack.c (stack_regs_mentioned): Likewise.
4856 * regclass.c (allocate_reg_info): Likewise.
4857 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
4858 set_bb_for_stmt, move_block_to_fn): Likewise.
4859 * tree-complex.c (tree_lower_complex): Likewise.
4860 * vec.h (VEC_safe_grow_cleared): New.
4862 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
4864 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
4866 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
4867 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
4869 * cfgloopmanip.c (scale_loop_frequencies): Export.
4870 (loopify): Scale the frequencies by prescribed coefficients.
4871 (set_zero_probability): New function.
4872 (duplicate_loop_to_header_edge): Improve updating of frequencies.
4873 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
4874 and frequencies according to arguments.
4875 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
4877 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
4878 * modulo-sched.c (sms_schedule): Set probabilities for entering
4879 versioned loop correctly.
4880 * tree-vect-transform.c (vect_transform_loop): Ditto.
4881 * cfgloop.h (loopify, loop_version): Declaration changed.
4882 (scale_loop_frequencies): Declared.
4884 2007-01-02 Jan Hubicka <jh@suse.cz>
4886 * cgraph.c: Include tree-flow.h
4887 (cgraph_add_new-function): Handle IPA_SSA mode; execute
4889 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
4890 * tree-pass.h (pass_all_early_optimizations): Declare.
4891 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
4893 (cgraph_analyze_function): Do early_local_passes.
4894 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
4895 Do not add referenced vars.
4896 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
4898 (gate_all_early_local_passes): New gate.
4899 (pass_early_local_passes): Use new gate.
4900 (execute_early_local_optimizations): New functions.
4901 (gate_all_early_optimizations): New gate.
4902 (pass_all_early_optimizations): New pass.
4903 (execute_free_datastructures): Free SSA only when initialized.
4904 (gate_init_datastructures): Init only when optimizing.
4905 (tree_lowering_passes): Do early local passes when called late.
4906 * tree-profile.c (do_tree_profiling): Don't profile functions added
4908 (do_early_tree_profiling, pass_early_tree_profile): Kill.
4909 * tree-cfg.c (update_modified_stmts): Do not update when operands are
4911 * passes.c (init_optimizations_passes): Reorder so we go into SSA
4912 during early_local_passes.
4913 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
4916 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
4918 * Makefile.in: Update copyright year.
4920 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
4922 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
4923 in $(lang_checks) and check-consistency targets.
4925 2007-01-02 Jan Hubicka <jh@suse.cz>
4927 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
4928 Do not add referenced vars.
4929 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
4931 * passes.c (init_optimization_passes): Put mudflap_2 after
4932 free_datastructures.
4934 2007-01-02 Jan Hubicka <jh@suse.cz>
4936 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
4937 Set NOTHROW flag on call statements proved to be nothrow.
4938 Update statement of local calls so new pure/const functions are
4939 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
4941 (tree_rest_of_compilation): Register hooks and initialize bitmap
4942 early. Do not set after_inlining flag.
4944 2007-01-02 Steve Ellcey <sje@cup.hp.com>
4946 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
4947 HOST_BITS_PER_LONGLONG
4949 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4952 * c-typeck.c (store_init_value): Don't emit pedantic overflow
4953 warning for non-static initializers.
4955 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
4957 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
4958 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
4959 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
4960 Always use set_unique_reg_note to add REG_EQUAL notes.
4962 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
4965 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
4967 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
4968 * cfgbuild.c (find_basic_blocks): Likewise.
4969 * cfgrtl.c (rtl_create_basic_block): Likewise.
4970 * function.c (temp_slots_at_level): Likewise.
4971 * reg-stack.c (stack_regs_mentioned): Likewise.
4972 * regclass.c (allocate_reg_info): Likewise.
4973 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
4974 set_bb_for_stmt, move_block_to_fn): Likewise.
4975 * tree-complex.c (tree_lower_complex): Likewise.
4976 * vec.h (VEC_safe_grow_cleared): New.
4978 2007-01-02 Ian Lance Taylor <iant@google.com>
4980 * c-common.c (c_common_truthvalue_conversion): When warning about
4981 using an assignment as a truth value, set TREE_NO_WARNING.
4983 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4986 * c.opt (Wold-style-declaration): New.
4987 * doc/invoke.texi (C-only Warning Options): New.
4988 (Wold-style-declaration): Document it.
4989 (Wextra): Enabled by -Wextra.
4990 * c-opts.c (c_common_post_options): Enabled by -Wextra.
4991 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
4992 -Wold-style-declaration.
4994 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
4996 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
4997 * cfgbuild.c (find_basic_blocks): Likewise.
4998 * cfgrtl.c (rtl_create_basic_block): Likewise.
4999 * function.c (temp_slots_at_level): Likewise.
5000 * reg-stack.c (stack_regs_mentioned): Likewise.
5001 * regclass.c (allocate_reg_info): Likewise.
5002 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5003 set_bb_for_stmt, move_block_to_fn): Likewise.
5004 * tree-complex.c (tree_lower_complex): Likewise.
5005 * vec.h (VEC_safe_grow_cleared): New.
5007 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
5009 * c-common.c (c_common_nodes_and_builtins): Since variants of
5010 void_type_node get built before it is given a name, we need to
5011 give those variants the name, too.
5012 (complete_array_type): We need to work with the canonical main
5013 type of the array, from which we will build the qualified version.
5014 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
5015 * print-tree.c (print_node): Display canonical type information
5017 * stor-layout.c (layout_type): When we don't know the
5018 alignment of a type for which we're building an array, we end up
5019 guessing wrong, so make the type require structural equality.
5020 * tree.c (make_node_stat): When we build a new type, it is its
5022 (build_type_attribute_qual_variant): When building an attribute
5023 variant, its canonical type is the non-attribute variant. However,
5024 if the attributes are target-dependent and they differ, we need to
5025 use structural equality checks for this type.
5026 (build_qualified_type): A qualified type is not equivalent to its
5027 unqualified variant; set the canonical type appropriately.
5028 (build_distinct_type_copy): When building a distinct type from
5029 another type, the new type is its own canonical type.
5030 (build_variant_type_copy): When building a new type variant, we
5031 assume that it is equivalent to the original type.
5032 (build_pointer_type_for_mode): When building a pointer type, also
5033 build a canonical type pointer.
5034 (build_reference_type_for_mode): When building a reference type,
5035 also build a canonical type reference.
5036 (build_index_type): When we can't hash an index type (e.g.,
5037 because its maximum value is negative), the index type requires
5038 structural equality tests.
5039 (build_array_type): Build the canonical form of an array type.
5040 (build_function_type): Function types require structural equality,
5041 because they contain default arguments, attributes, etc.
5042 (build_method_type_directly): Ditto for method types.
5043 (build_offset_type): Build the canonical offset type.
5044 (build_complex_type): Build the canonical vector type.
5045 (make_vector_type): Build the canonical vector type.
5046 * tree.h (TYPE_CANONICAL): New.
5047 (TYPE_STRUCTURAL_EQUALITY_P): New.
5048 (SET_TYPE_STRUCTURAL_EQUALITY): New.
5049 (struct tree_type): Added "canonical" field.
5050 * params.h (VERIFY_CANONICAL_TYPES): New.
5051 * doc/c-tree.texi (TYPE_CANONICAL): Document.
5052 (TYPE_STRUCTURAL_EQUALITY_P): Document.
5053 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
5054 * doc/invoke.texi (verify-canonical-types): Document --param
5055 parameter for verifying canonical types.
5057 2007-01-02 Joseph Myers <joseph@codesourcery.com>
5059 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
5060 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
5061 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
5062 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
5064 * config/rs6000/e500.h: New.
5065 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
5066 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
5068 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
5069 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
5070 TARGET_E500_DOUBLE): Remove.
5071 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
5072 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
5073 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
5074 * config/rs6000/rs6000.c (rs6000_override_options): Use
5077 2007-01-02 Joseph Myers <joseph@codesourcery.com>
5079 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
5080 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
5081 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
5082 rs6000_emit_cmove): Don't check TARGET_E500.
5083 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
5084 sordered): Don't check TARGET_E500.
5086 2007-01-01 Eric Christopher <echristo@apple.com>
5088 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
5089 HARD_REGISTER_NUM_P.
5091 2007-01-01 Roger Sayle <roger@eyesopen.com>
5093 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
5094 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
5095 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
5098 2007-01-01 Mike Stump <mrs@apple.com>
5100 * configure.ac: Remove support for building with Apple's gcc-3.1.
5102 2007-01-02 Joseph Myers <joseph@codesourcery.com>
5105 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
5106 REG is a hard register. Do not modify REG before calling
5108 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
5109 multiple of the size of YMODE for certain lowpart cases.
5111 2007-01-01 Andrew Pinski <pinskia@gmail.com>
5114 * gimplify (voidify_wrapper_expr): Update for
5117 2007-01-01 Andreas Schwab <schwab@suse.de>
5120 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
5121 save of BR0 in extra_spill_size instead of spill_size.
5122 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
5124 (ia64_expand_epilogue): Restore BR0 from its new location.
5126 2007-01-01 Andrew Pinski <pinskia@gmail.com>
5128 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
5129 Use a temporary variable if the left hand side is not a gimple
5132 2007-01-01 Andrew Pinski <pinskia@gmail.com>
5134 * gimplify.c (gimplify_return_expr): Make the temporary variable
5135 for the return expression, a gimple register variable.
5137 2007-01-01 Jan Hubicka <jh@suse.cz>
5139 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
5142 2007-01-01 Mike Stump <mrs@apple.com>
5144 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
5146 * config/darwin.c (machopic_select_rtx_section): Use
5148 (darwin_mergeable_constant_section): Likewise.
5149 * configure: Regenerate.
5150 * config.in: Regenerate.
5152 2007-01-01 Jan Hubicka <jh@suse.cz>
5153 Andrew Pinski <pinskia@gmail.com>
5155 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
5156 before starting IPA passes.